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Patent 5656920: Method and apparatus for charging a lead-acid battery
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL CHARGING : With detection of current or voltage differential (e.g., slope, etc.) : Detection of current or voltage amplitude)
Patent 5656921: Control of a vehicle powertrain
(ELECTRICITY: SINGLE GENERATOR SYSTEMS : POWER TRANSMITTING MECHANISM CONTROL : Electric motor control)
Patent 5656922: Vehicle based AC power system
(ELECTRICITY: SINGLE GENERATOR SYSTEMS : GENERATOR CONTROL : Combined permanent magnet and wound field structure : Belt drive)
Patent 5656923: A DC power supply controller
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : FOR REACTIVE POWER CONTROL : Using converter :)
Patent 5656924: System and method for providing harmonic currents to a harmonic generating load connected to a power system
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : FOR REACTIVE POWER CONTROL : Using impedance : Switched impedance : Static switch :)
Patent 5656925: Pulse switching tandem flyback voltage converter
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : IN SHUNT WITH SOURCE OR LOAD : Using choke and switch across source : In bridge)
Patent 5656926: Transfection high-voltage controller
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Switched (e.g., switching regulators) : With reference voltage circuitry)
Patent 5656927: Circuit arrangement for generating a bias potential
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : SELF-REGULATING (E.G., NONRETROACTIVE) : Using a three or more terminal semiconductive device as the final control device : For current stabilization : To derive a voltage reference (e.g., band gap regulator) : Including a ferrocapacitor across a tertiary winding)
Patent 5656928: Surrounding state measuring apparatus utilizing an impedance element
(ELECTRICITY: MEASURING AND TESTING : DETERMINING NONELECTRIC PROPERTIES BY MEASURING ELECTRIC PROPERTIES : Including "event" sensing means)
Patent 5656929: Method and apparatus for measuring RF power in a test set
(ELECTRICITY: MEASURING AND TESTING : MEASURING, TESTING, OR SENSING ELECTRICITY, PER SE : With waveguide or long line : Conductive field (e.g., mercury))
Patent 5656930: Method for determining the anisotropic properties of a subterranean formation consisting of a thinly laminated sand/shale sequence using an
(ELECTRICITY: MEASURING AND TESTING : OF GEOPHYSICAL SURFACE OR SUBSURFACE IN SITU : With radiant energy or nonconductive-type transmitter : With separate pickup : Within a borehole : By induction logging :)
Patent 5656931: Fault current sensor device with radio transceiver
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : For fault location : By voltage or current measuring : Using a particular sensing electrode)
Patent 5656932: Non-contact type wave signal observation apparatus
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Parameter related to the reproduction or fidelity of a signal affected by a circuit under test : Transfer function type characteristics : Signal to noise ratio or noise figure)
Patent 5656933: Solder paste and residue measurement system
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using resistance or conductance measurement : With object or substance characteristic determination using conductivity effects : Including a probe type structure)
Patent 5656934: Optical method of measuring an alternating electrical current, including temperature compensation, and a device for carrying out the method
(ELECTRICITY: MEASURING AND TESTING : MEASURING, TESTING, OR SENSING ELECTRICITY, PER SE : Using radiant energy : Conductive field (e.g., mercury))
Patent 5656935: Variable color display system
(ELECTRICITY: MEASURING AND TESTING : MEASURING, TESTING, OR SENSING ELECTRICITY, PER SE : Plural ranges, scales or registration rates : Tape, sheet (e.g., disk) or wire (e.g., magnetic) storage)
Patent 5656936: Displacement detecting device
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : Magnetoresistive : Electrically energized)
Patent 5656937: Low-noise symmetric dc SQUID system having two pairs of washer coils and a pair of Josephson junctions connected in series
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetometers : Superconductive magnetometers : Plural sensors)
Patent 5656938: Temperature compensation in mass flow sensors employing the hot-wire anemometer principle
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using resistance or conductance measurement : With comparison or difference circuit : Including a bridge circuit : Including corrosion or erosion)
Patent 5656939: Apparatus for measuring hardness of ultraviolet curing transformation agent comprising stain and method for the same
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using resistance or conductance measurement : With voltage or current signal evaluation : Including a digital or logic circuit)
Patent 5656940: Apparatus for measuring the surface resistance and electrical resistivity of a homogeneous resistive material at high temperature
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using resistance or conductance measurement : With voltage or current signal evaluation : Including a particular probing technique (e.g., four point probe) : Including corrosion or erosion)
Patent 5656941: Tab tape-based bare chip test and burn-in carrier
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : Using electro-optic device)
Patent 5656942: Prober and tester with contact interface for integrated circuits-containing wafer held docked in a vertical plane
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : Using electro-optic device)
Patent 5656943: Apparatus for forming a test stack for semiconductor wafer probing and method for using the same
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : Using electro-optic device)
Patent 5656944: Burn-in voltage detection circuit for semiconductor chip
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : DUT including test circuit : Cantilever)
Patent 5656945: Apparatus for testing a nonpackaged die
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Test of semiconductor device : Cantilever)
Patent 5656946: Mode-selectable voltage driving circuit for use in semiconductor memory device
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SIGNAL SENSITIVITY OR TRANSMISSION INTEGRITY : Bipolar transistor)
Patent 5656947: Low noise digital output buffer
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SIGNAL SENSITIVITY OR TRANSMISSION INTEGRITY : Output switching noise reduction : With field effect-transistor)
Patent 5656948: Null convention threshold gate
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : THRESHOLD (E.G., MAJORITY, MINORITY, OR WEIGHTED INPUTS, ETC.) : Signal level or switching threshold stabilization)
Patent 5656949: Architecture for FPGAs
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : MULTIFUNCTIONAL OR PROGRAMMABLE (E.G., UNIVERSAL, ETC.) : Having details of setting or programming of interconnections or logic functions : With field effect-transistor)
Patent 5656950: Interconnect lines including tri-directional buffer circuits
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : MULTIFUNCTIONAL OR PROGRAMMABLE (E.G., UNIVERSAL, ETC.) : Array (e.g., PLA, PAL, PLD, etc.) : Significant integrated structure, layout, or layout interconnections : With clocking)
Patent 5656951: Input circuit and method for holding data in mixed power supply mode
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) : Supply voltage level shifting (i.e., interface between devices of a same logic family with different operating voltage levels) : CMOS : Integrated Injection Logic (I2L))
Patent 5656952: All-MOS differential high speed output driver for providing positive-ECL levels into a variable load impedance
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) : Current driving (e.g., fan in/out, off chip driving, etc.) : CMOS)
Patent 5656953: Low overhead memory designs for IC terminals
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) : Current driving (e.g., fan in/out, off chip driving, etc.) : Field-effect transistor : Integrated Injection Logic (I2L))
Patent 5656954: Current type inverter circuit, current type logic circuit, current type latch circuit, semiconductor integrated circuit, current type ring
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Field-effect transistor (e.g., JFET, etc.) : Source-coupled logic (e.g., current mode logic (CML), differential current switch logic (DCSL), etc.) : CMOS)
Patent 5656955: Low power output buffer circuit
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Field-effect transistor (e.g., JFET, etc.) : Source-coupled logic (e.g., current mode logic (CML), differential current switch logic (DCSL), etc.) : CMOS)
Patent 5656956: Logic gate circuit and digital integrated circuit
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Field-effect transistor (e.g., JFET, etc.) : MOSFET (i.e., metal-oxide semiconductor field-effect transistor) : Depletion or enhancement : Having plural output pull-up or pull-down transistors)
Patent 5656957: Comparator circuit with hysteresis
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL : By amplitude : Comparison between plural varying inputs : Differential input : Having feedback : Cross-coupled)
Patent 5656958: Frequency synthesizing device
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Synthesizer : With logic or bistable circuit)
Patent 5656959: Clock synthesizer dual function pin system and method therefor
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Synthesizer : With logic or bistable circuit)
Patent 5656960: Controlled slope output buffer
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Slope control of leading or trailing edge of rectangular (e.g., clock, etc.) or pulse waveform : Having negative resistance device (e.g., tunnel diode, etc.))
Patent 5656961: High frequency clock signal distribution with high voltage output
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Rectangular (e.g., clock, etc.) or pulse waveform generating by conversion from input AC (e.g., sine, etc.) wave : Limiting, clipping, or clamping)
Patent 5656962: Master-slave flip-flop circuit with bypass
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Particular stable state circuit (e.g., tristable, etc.) : Circuit having only two stable states (i.e., bistable) : Master-slave bistable latch : Complementary clock inputs)
Patent 5656963: Clock distribution network for reducing clock skew
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Clock or pulse waveform generating : Plural outputs : Clock bus : Electron tube)
Patent 5656964: CMOS low-voltage four-quadrant multiplier
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC INPUT TO OUTPUT FUNCTION : Combining of plural signals : Product : Quadrant : Field-effect type device)
Patent 5656965: Turn-off circuitry for a high-speed switching regulator drive circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : With vacuum tube)
Patent 5656966: Turbine engine ignition exciter circuit including low voltage lockout control
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Utilizing three or more electrode solid-state device : Four or more layer device (e.g., thyristor, etc.) : GTO (i.e., gate turnoff) : Complementary metal-oxide semiconductor (CMOS))
Patent 5656967: Two-stage fusible electrostatic discharge protection circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : Fusible link or intentional destruct circuit : Gaseous tube)
Patent 5656968: Circuit arrangement for regulating the load current of a power MOSFET
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : With specific source of supply or bias voltage : Stabilized (e.g., compensated, regulated, maintained, etc.) : Using field-effect transistor : With field-effect transistor)
Patent 5656969: Slew rate control and optimization of power consumption in a power stage
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : Nonlinear amplifying circuit : With operational amplifier : Highpass)
Patent 5656970: Method and structure for selectively coupling a resistive element, a bulk potential control circuit and a gate control circuit to an output
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : Integrated structure : With specific layout or layout interconnections : With field-effect transistor)
Patent 5656971: Phase demodulator having reliable carrier phase synchronization
(DEMODULATORS : PHASE SHIFT KEYING OR QUADRATURE AMPLITUDE DEMODULATOR : Input signal combined with local oscillator or carrier frequency signal : Including phase or frequency locked loop : With parallel signal combiners (e.g., Costas loop) :)
Patent 5656972: Method and device for controlling output power of a power amplifier
(AMPLIFIERS : WITH CONTROL OF POWER SUPPLY OR BIAS VOLTAGE : With control of input electrode or gain control electrode bias : D.C. coupling)
Patent 5656973: Broadband amplifier having uniform frequency response
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including distributed parameter-type coupling : Having particular biasing means)
Patent 5656974: Atomic frequency oscillator
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : Molecular resonance stabilization :)
Patent 5656975: PLL circuit having filter with switched bias voltage for quick response
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : Plural A.F.S. for a single oscillator : Plural comparators or discriminators :)
Patent 5656976: Hybrid frequency synthesizer
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : With reference oscillator or source : Motor control of oscillator)
Patent 5656977: Frequency-lock indicator circuit with frequency-only detection
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : With reference oscillator or source : Signal or phase comparator : With motor comparator)
Patent 5656978: Control circuit and method for direct current controlled attenuator
(WAVE TRANSMISSION LINES AND NETWORKS : ATTENUATORS : Having negative impedance)
Patent 5656979: High frequency power distributor/synthesizer
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : With impedance matching : Including long line element : Using TEM lines : For TEM lines)
Patent 5656980: Multiple output RF filter and waveguide
(WAVE TRANSMISSION LINES AND NETWORKS : COUPLING NETWORKS : Wave filters including long line elements : Waveguide : Tunable)
Patent 5656981: Magnet switch for starters
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : Multiple contact type : Contacts-selectively, sequentially, alternately, or intermittently actuated : Contact-actuation means : Reciprocating or linearly sliding : Rotary armature)
Patent 5656982: Plunger-operated alarm switch assembly
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : PERMANENT MAGNET-ACTUATED SWITCHES : Through conductor type (i.e., conductor field actuates armature))
Patent 5656983: Inductive coupler for transferring electrical power
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : Magnet structure or material : Core structure : Lifting or attracting type (e.g., for lifting pigiron or pulling hairpins))
Patent 5656984: Solid insulation transformer
(INDUCTOR DEVICES : WITH TEMPERATURE MODIFIER : Heat exchanging surfaces :)
Patent 5656985: Electronic surface mount package
(INDUCTOR DEVICES : WITH OUTER CASING OR HOUSING : Potted type : Angularly movable)
Patent 5656986: Bistable actuator device
(ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES : ELECTROTHERMALLY ACTUATED SWITCHES : Expansible or vaporizable fluid-actuated (e.g., mercury vapor) : With manual or other mechanical contact actuating means : Cyclically or periodically operative : Arc or spark gap)
Patent 5656987: Resistance temperature sensor
(ELECTRICAL RESISTORS : RESISTANCE VALUE TEMPERATURE-COMPENSATED : Extensometer type)
Patent 5656988: Force sensors with segmental electrodes
(ELECTRICAL RESISTORS : MECHANICALLY VARIABLE (E.G., RHEOSTAT) : Surfaces pressed together (e.g., compressible type) : Unitary movable contact electrically bridges resistance portions)
Patent 5656990: Vehicle safety device
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Of burglary or unauthorized use : Including specified sensor : Door or lock : Off course, route re-search)
Patent 5656991: Apparatus for testing an actuatable restraint system
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Curb)
Patent 5656992: Externally mounted vehicle speedometer display
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Speed of vehicle, engine, or power train : Accessory (e.g., speaker, radio face plate, etc.))
Patent 5656993: Vehicle wheel condition monitor and data storage system
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Tire deflation or inflation : Accessory (e.g., speaker, radio face plate, etc.))
Patent 5656994: Incentive apparatus and method for use with a seat belt
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Reminder : Of seat belt application : Inductive)
Patent 5656995: Object presence detection method and system having quick object departure detection to turn off system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Intrusion detection : Including location of misplaced item)
Patent 5656996: Electronic security bonding device
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Intrusion detection : Including location of misplaced item)
Patent 5656997: Magnetic resonance alarm device
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Intrusion detection : Responsive to intruder energy : Vibration : Fence)
Patent 5656998: Detector for theft prevention
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Alarm on protected article : Specified connector (e.g., phone jack-type plug))
Patent 5656999: Fluid leak containment system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Leakage : Bridge circuit)
Patent 5657000: Peristaltic pump occlusion detector and adjuster
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Flow rate : Stoppage : Having means locking device to article)
Patent 5657001: Fluid flow detector
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Flow rate : Pressure : Having means locking device to article)
Patent 5657002: Resettable latching indicator
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Condition of electrical apparatus : Undesired circuit ground or short : Thermal or magnetic current sensors)
Patent 5657003: Structure movement monitoring and emergency alarm system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Position responsive : Geophysical (e.g., fault slip) : Conveyor belt)
Patent 5657004: Electronically controlled point of purchase display
(COMMUNICATIONS: ELECTRICAL : VISUAL INDICATION : Using light emitting diodes : With specified colors)
Patent 5657005: Operation of a system using a remote control
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Frequency responsive actuation : Wireless link : Radio link)
Patent 5657006: Capacitance type rotation angle sensor
(COMMUNICATIONS: ELECTRICAL : CONTINUOUSLY VARIABLE INDICATING (E.G., TELEMETERING) : With particular transmitter (e.g., piezoelectric, dynamo) : Capacitive transmitter : Mutual inductance)
Patent 5657007: Dumpster alarm system
(COMMUNICATIONS: ELECTRICAL : EXTERNAL CONDITION VEHICLE-MOUNTED INDICATOR OR ALARM : Transmitter in one vehicle only : Relative distence between vehicles (e.g., collision alert))
Patent 5657008: Electronic license plate having a secure identification device
(COMMUNICATIONS: ELECTRICAL : VEHICLE DETECTORS : Pivoted)
Patent 5657009: System for detecting and viewing aircraft-hazardous incidents that may be encountered by aircraft landing or taking-off
(COMMUNICATIONS: ELECTRICAL : AIRCRAFT ALARM OR INDICATING SYSTEMS : Flight alarm : Wind shear : Magnetic field guide)
Patent 5657010: Advance notification system and method utilizing vehicle progress report generator
(COMMUNICATIONS: ELECTRICAL : VEHICLE POSITION INDICATION : At remote location : Vehicle's arrival or expected arrival at remote location along route indicated at that remote location (e.g., bus arrival systems) : Glide slope or path)
Patent 5657011: Sensor coil pattern and the coordinate input apparatus thereof
(CODED DATA GENERATION OR CONVERSION : DIGITAL PATTERN READING TYPE CONVERTER : For X or Y coordinate determination (e.g., stylus-pad) :)
Patent 5657012: Finger operable control device
(CODED DATA GENERATION OR CONVERSION : BODILY ACTUATED CODE GENERATOR : Actuated by physical projection)
Patent 5657013: Data recording apparatus
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from minimum d.c. level codes : Binary to or from ternary)
Patent 5657014: M=7 (3,7) runlength limited code for multi-level data
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from run length limited codes : Binary to or from ternary)
Patent 5657015: Method and apparatus of rate conversion for coded video data
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : Data rate conversion : Binary to or from ternary)
Patent 5657016: Variable length decoder with one of N length indicator
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from variable length codes : To or from Morse code)
Patent 5657017: Telemetry bi-phase-level to non-return-to-zero-level signal converter
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from NRZ (nonreturn-to-zero) codes : To or from bi-phase level code (e.g., split phase code, Manchester code) : With rollover feature (i.e., antidoublestrike))
Patent 5657018: Bar graph decoder outputting thermometer code
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from constant distance codes : To or from Hollerith code)
Patent 5657019: Analog to digital converter
(CODED DATA GENERATION OR CONVERSION : CONVERTER CALIBRATION OR TESTING : Temperature compensation)
Patent 5657020: Diode detector logarithmic receiver
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RADAR EW (ELECTRONIC WARFARE) : ECCM (Electronic counter-countermeasures, i.e., antijamming) : Radar reacts to jamming : By varying gain or blocking receiver :)
Patent 5657021: System and method for radar-vision for vehicles in traffic
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RETURN SIGNAL CONTROLS EXTERNAL DEVICE : Radar mounted on and controls land vehicle : With terrain avoidance or alarm)
Patent 5657022: Unambiguous range-doppler processing method and system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DETERMINING VELOCITY : Receiver)
Patent 5657023: Self-phase up of array antennas with non-uniform element mutual coupling and arbitrary lattice orientation
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : TESTING OR CALIBRATING OF RADAR SYSTEM : By monitoring : Calibrating : With CRT display)
Patent 5657024: Radar module and radar system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : WITH PARTICULAR CIRCUIT : By monitoring)
Patent 5657025: Integrated GPS/inertial navigation apparatus providing improved heading estimates
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : RELATIVE LOCATION : Space orbits or paths)
Patent 5657026: Beacon signal receiving system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a steerable array : With a switch : Controlled)
Patent 5657027: Two dimensional interferometer array
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Beacon or receiver : Direction-finding receiver only : Having more than two antennas : Including a goniometer)
Patent 5657028: Small double C-patch antenna contained in a standard PC card
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)
Patent 5657029: Glass antenna device for automobile telephone
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With vehicle : Supported by vehicle body :)
Patent 5657030: Collapsible single or multielement rhombic antennas
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Traveling wave type : Rhombic : Running board)
Patent 5657031: Earth station antenna system
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With means for moving directive antenna for scanning, sweeping or orienting : With reflector)
Patent 5657032: Aircraft cellular communications antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Slot type : Plural : Motor-driven)
Patent 5657033: Cofired ceramic notch and horn antennas
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Wave guide type (e.g., horn) : With horn : With main and subreflector (Casse-grain type))
Patent 5657034: Display apparatus and method for displaying signals of different aspect ratios left and right viewing
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : IMAGE SUPERPOSITION BY OPTICAL MEANS (E.G., HEADS-UP DISPLAY) : Operator body-mounted heads-up display (e.g., helmet mounted display) : Number of pixels per row or column conversion (i.e., resolution conversion))
Patent 5657035: Plasma addressed liquid crystal display device operable under optimum line sequential drive timing
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Fluid light emitter (e.g., gas, liquid, or plasma) : Having endless belt or tape reader)
Patent 5657036: Color display system with spatial light modulator(s) having color-to color variations for split reset
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Electroscopic (e.g., movable electrodes or electrostatic elements) : Resistor-diode arrangement)
Patent 5657037: Display apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Waveform generation : Redundancy (e.g., plural control elements or electrodes))
Patent 5657038: Liquid crystal display apparatus having substantially the same average amount of transmitted light after white reset as after black reset
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Waveform generation : Redundancy (e.g., plural control elements or electrodes))
Patent 5657039: Display device
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Waveform generation : Three or more voltages : Smooth or continuous)
Patent 5657040: Driving apparatus for stably driving high-definition and large screen liquid crystal display panels
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Specific display element control means (e.g., latches, memories, logic) : Ferroelectric liquid crystal elements)
Patent 5657041: Method for driving a matrix liquid crystal display panel with reduced cross-talk and improved brightness ratio
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Specific display element control means (e.g., latches, memories, logic) : Particular timing circuit : Smooth or continuous)
Patent 5657042: Data processing system and apparatus capable of inhibiting the storage of image data during partial rewriting
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Specific display element control means (e.g., latches, memories, logic) : Particular row or column control (e.g., shift register) : Smooth or continuous)
Patent 5657043: Driving apparatus for liquid crystal display
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Specific display element control means (e.g., latches, memories, logic) : Particular row or column control (e.g., shift register) : Smooth or continuous)
Patent 5657044: Liquid crystal display converter
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) : Display elements arranged in matrix (e.g., rows and columns) : Light-controlling display elements : Liquid crystal display elements (LCD) : Grouped electrodes (e.g., matrix partitioned into sections) : Particular row or column control (e.g., shift register))
Patent 5657045: Graphic pattern processing apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graphic manipulation (object processing or display attributes) : Translation : Image based (addressing) : Scrolling : Alphanumeric :)
Patent 5657046: Video moving message display
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graphic manipulation (object processing or display attributes) : Translation : Image based (addressing) : Scrolling : Weights vary across image (e.g., transition from foreground to background))
Patent 5657047: Method and apparatus for zooming images on a video display
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graphic manipulation (object processing or display attributes) : Scaling : Image based (addressing) : Enlargement only : Weights vary across image (e.g., transition from foreground to background))
Patent 5657048: Image processing apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Character generating : Alteration of stored font : Character generation using control points or hints)
Patent 5657049: Desk drawer user interface
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : OPERATOR INTERFACE (E.G., GRAPHICAL USER INTERFACE) : On-screen workspace or object : Cursor : Navigation within structure)
Patent 5657050: Distance control for displaying a cursor
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : OPERATOR INTERFACE (E.G., GRAPHICAL USER INTERFACE) : On-screen workspace or object : Cursor : Navigation within structure)
Patent 5657051: Multidimensional mouse for use with computers
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Cursor mark position control device : Mouse : Scaling)
Patent 5657052: Keypad dialog terminal
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Including keyboard : Trackball)
Patent 5657053: Method for determining pen location on display apparatus using piezoelectric point elements
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Touch panel : Including surface acoustic detection : Optical detector)
Patent 5657054: Determination of pen location on display apparatus using piezoelectric point elements
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Touch panel : Including surface acoustic detection : Optical detector)
Patent 5657055: Method and apparatus for reading ahead display data into a display FIFO of a graphics controller
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS DISPLAY MEMORY SYSTEM : First in first out (i.e., FIFO) : Character memory)
Patent 5657056: Display device
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY DRIVING CONTROL CIRCUITRY : Physically integral with display elements : Address generator)
Patent 5657057: Remaining ink detection in an ink jet recording apparatus
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of fluid (e.g., ink flow rate, viscosity, etc.) : Fluid content (e.g., moisture or solvent content, ink refilling, liquid level) :)
Patent 5657058: Ink-jet recording apparatus and ink tank cartridge therefor
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of fluid (e.g., ink flow rate, viscosity, etc.) : Fluid content (e.g., moisture or solvent content, ink refilling, liquid level) :)
Patent 5657060: Ink jet recording head having means for controlling ink droplets
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of ejector : Creating plural tones : Full-line array)
Patent 5657061: Ink-cooled thermal ink jet printhead
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of temperature or pressure of device or component thereof : With particular cooling means : Full-line array)
Patent 5657062: Ink discharging device
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Drop-on-demand : With electric field ejection (applied to fluid) : Movement)
Patent 5657063: Ink jet apparatus
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Drop-on-demand : With piezoelectric force ejection : Shear mode : Flow path)
Patent 5657064: Recording sheets containing pyrrole, pyrrolidine, pyridine, piperidine, homopiperidine, quinoline, isoquinoline, quinuclidine, indole, and
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Medium and processing means : Receiving medium : Ink)
Patent 5657065: Porous medium for ink delivery systems
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Fluid or fluid source handling means : With fluid treatment (e.g., filtering) : With recirculation)
Patent 5657066: Thermal demand printer
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : Recording means engaging or holding means : Adjustable : Using pulse width modulation)
Patent 5657067: Printer drive IC and printhead using the same
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : Specific resistance recording element type : Specific conductor means (e.g., electrode, conducting pattern, etc.) : With means for driving or supplying current to the resistive heating elements : Including sensor means)
Patent 5657068: Color image processing apparatus and conversion method
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Multicolor : Having deflecting means)
Patent 5657069: Method and apparatus for grey level printing
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Plural beam scan : Driving circuitry : Including switching means)
Patent 5657070: Circuit for driving an LED print head of an electro-photography machine
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Plural beam scan : Driving circuitry : Including switching means)
Patent 5657071: Method and apparatus for image processing utilizing pulse width modulation of a laser beam
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Tone marking : By adjusting pulse width of light beam : Specific lens)
Patent 5657072: Interactive entertainment network system and method for providing program listings during non-peak times
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : OPERATOR INTERFACE : To facilitate tuning or selection of video signal : Electronic program guide : Content arrangement : Based on personal preference, profile, or viewing history (e.g., to produce redacted listing) :)
Patent 5657073: Seamless multi-camera panoramic imaging with distortion correction and selectable field of view
(TELEVISION : PANORAMIC : Multiple channels : Hue expander)
Patent 5657074: Apparatus for reproducing still images with music
(TELEVISION : SPECIAL APPLICATIONS : Film, disc or card scanning : Position detection)
Patent 5657075: Method and apparatus for locating and facilitating the repair of defects on a printed circuit board
(TELEVISION : SPECIAL APPLICATIONS : Flaw detector : Of electronic circuit chip or board : Farm vehicle)
Patent 5657076: Security and surveillance system
(TELEVISION : SPECIAL APPLICATIONS : Observation of or from a specific location (e.g., surveillance) : Intrusion detection : Using plural cameras : Motion detection :)
Patent 5657077: Event recording system with digital line camera
(TELEVISION : SPECIAL APPLICATIONS : Observation of or from a specific location (e.g., surveillance) : Sporting event : Motion detection)
Patent 5657078: Semiconductor integrated circuit device for television and a television receiving system using the same
(TELEVISION : MONITORING, TESTING, OR MEASURING : Setup)
Patent 5657079: Correction for monitor refraction using empirically derived data
(TELEVISION : MONITORING, TESTING, OR MEASURING : Testing of image reproducer : Alignment-manufacturing : With rotating reflector)
Patent 5657080: Photographing system for detecting and correcting camera shake
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Camera image stabilization : Motion correction : Including both electrical and mechanical correcting devices : Motion detection)
Patent 5657081: Electronic apparatus having a main body and loadable storage unit
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : With details of static memory for output image (e.g., for a still camera) : Detachable : Processing or camera details)
Patent 5657082: Imaging apparatus and method using interpolation processing
(TELEVISION : CAMERA, SYSTEM AND DETAIL : With plural image scanning devices : With DC level control)
Patent 5657083: Video camera having parts arranged to reduce affects of shake
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Support or housing : Flash or strobe)
Patent 5657084: Video tape recorder integrated with camera
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Support or housing : Flash or strobe)
Patent 5657085: Wavelet transform coding method
(TELEVISION : BANDWIDTH REDUCTION SYSTEM : Data rate reduction : Using separate coders for different picture features (e.g., highs, lows) : Subband encoding (e.g., low horizontal/low vertical frequency, low horizontal/high vertical frequency) : Transform coding)
Patent 5657086: High efficiency encoding of picture signals
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Intra/inter selection : Subband coding)
Patent 5657087: Motion compensation encoding method and apparatus adaptive to motion amount
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Motion vector : Subband coding)
Patent 5657088: System and method for extracting caption teletext information from a video signal
(TELEVISION : NONPICTORIAL DATA PACKET IN TELEVISION FORMAT : Data separation or detection : Frequency change of subcarrier)
Patent 5657089: Video signal processing device for sampling TV signals to produce digital data with interval control
(TELEVISION : SYNCHRONIZATION : Automatic phase or frequency control : Of sampling or clock : Noise inversion)
Patent 5657090: Circuit arrangement for the digital identification of a transmission standard
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : Multimode (e.g., composite, Y, C; baseband RF) : Format detection : Color processing)
Patent 5657091: Video display controller, user interface and programming structure for such interface
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : OPERATOR INTERFACE : Insertion of local commercial or local program at headend or network affiliate)
Patent 5657092: HDTV system having picture-in-picture function
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : For display of additional information : Simultaneously and on same screen (e.g., multiscreen) : Picture in picture : Locking rates)
Patent 5657093: Vertical filter circuit for PIP function
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : For display of additional information : Simultaneously and on same screen (e.g., multiscreen) : Picture in picture : Compression : Different mode during vertical blanking)
Patent 5657094: Video signal processing method and apparatus employing luminance and chroma estimates
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Color change type)
Patent 5657095: System for Combining image signals
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Combining plural sources : Rotation)
Patent 5657096: Real time video conferencing system and method with multilayer keying of multiple video images
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Combining plural sources : Including priority key : Color signal)
Patent 5657097: Method and apparatus for generating a peaking signal
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Transition or edge sharpeners : Including processing to prevent the addition of noise (e.g., coring enhancement signal, noise responsive peaking control) : Coring type)
Patent 5657098: Control circuit for use with a cut-off adjusting circuit and a drive adjusting circuit
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Chrominance signal amplitude control (e.g., saturation) : Including chrominance signal amplitude control)
Patent 5657099: Color phase control for projection display using spatial light modulator
(TELEVISION : VIDEO DISPLAY : Color sequential : With moving color filters : Including processor interface (e.g., CPU))
Patent 5657100: Optical transmittance adjusting device having a matrix of electrodes each connected to a photoconductor smaller than the electrode
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Electrical excitation of liquid crystal (i.e., particular voltage pulses, AC vs. DC, threshold voltages, etc.) : With particular switching device : In active matrix with separate dedicated capacitor line)
Patent 5657101: LCD having a thin film capacitor with two lower capacitor electrodes and a pixel electrode serving as an upper electrode
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Electrical excitation of liquid crystal (i.e., particular voltage pulses, AC vs. DC, threshold voltages, etc.) : With particular switching device : Transistor : With silicon photodiode, N-I-N photoconductor structure, or P-I-P photoconductor structure)
Patent 5657102: Liquid crystal display apparatus, a method for producing the same, and a substrate having an alignment layer with different degrees of roughness
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Particular nonoptical film or layer (e.g., adhesive layer, barrier layer) : Alignment layer : Formed by particular technique (e.g., Langmuir Blodgett, stretching, etc.) : With particular insulating layer)
Patent 5657103: Liquid crystal device
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Particular nonoptical film or layer (e.g., adhesive layer, barrier layer) : Alignment layer : For parallel alignment : With chiral smectic liquid crystal (includes ferroelectric liquid crystal) : With gate electrode between liquid crystal and semiconductor layer)
Patent 5657104: Liquid crystal display device and manufacturing method thereof
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Electrode or bus detail (i.e., excluding supplemental capacitor and transistor electrodes) : Having connection detail to external circuit : Resistance reducing electrodes)
Patent 5657105: Multi-domain liquid crystal displays
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Spacer : Plural types in single liquid crystal cell : With detail of terminals to external circuit)
Patent 5657106: Safety goggle assembly including corrective lenses
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : With auxiliary lenses movable in and out of the optical path (e.g., clip-on type attachments) : Detachably secured)
Patent 5657107: Spring hinge for eyewear
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Temples : Spring biased : Screwless lens mounting)
Patent 5657108: Multifocal ophthalmic lens
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Ophtahalmic lenses or blanks : Eye contact type : Multifocal : Spring between lens and strap)
Patent 5657109: Method of detecting eye component information for determining sight axis direction and sight axis direction detection apparatus
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including projected target image : Using photodetector)
Patent 5657110: Method of detecting eye component information for determining sight axis direction, and sight axis direction detection apparatus
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including projected target image : For cornea curvature measurement :)
Patent 5657111: 3D photographic printer with a chemical processor
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Stereoscopic : Having document handling detection)
Patent 5657112: Photographic exposure apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Identifying, composing, or selecting : Including reflector between original and photosensitive paper : Including)
Patent 5657113: Document exposure apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Detailed holder for original : Including adjustable or selective masking frame)
Patent 5657114: Image forming apparatus with cleaning capacity changeable in accordance with image density
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of cleaning : Temperature control)
Patent 5657115: Rotary developing device for an image forming apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Supplying new toner : Cartridge : Having internal rotary member : Including sample holder)
Patent 5657116: Ocular lens measuring apparatus
(OPTICS: MEASURING AND TESTING : LENS OR REFLECTIVE IMAGE FORMER TESTING : With lamp focusing)
Patent 5657117: Device for examining optical waveguides
(OPTICS: MEASURING AND TESTING : INSPECTION OF FLAWS OR IMPURITIES : Transparent or translucent material : Detection of foreign material (e.g., trash, splinters, contaminants, etc.))
Patent 5657118: Device and method for detection/measurement of light
(OPTICS: MEASURING AND TESTING : SAMPLE, SPECIMEN, OR STANDARD HOLDER OR SUPPORT (E.G., PLATES OR SLIDES) : Fluid containers (e.g., cells or cuvettes) : Light intensity)
Patent 5657119: Spectrometry using an optical parametric oscillator
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : Lamp attachments)
Patent 5657120: Laser diode system for Raman spectroscopy
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : With Raman type light scattering : With particular illumination means)
Patent 5657121: Spectrum measuring device eliminating polarization dependency
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : Utilizing a spectrometer : Having light polarizing means : Prior to testing)
Patent 5657122: Technique for achieving preferred optical alignment in a scanning interferometer
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Spectroscopy : Having particular linear mirror drive or configuration : With diffraction grating means)
Patent 5657123: Film thickness measuring apparatus, film thickness measuring method and wafer polishing system measuring a film thickness in conjunction with a
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : For dimensional measurement : Thickness : Surface displacement due to acoustic wave propagation))
Patent 5657124: Method of measuring the thickness of a transparent material
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Having light beams of different frequencies (e.g., heterodyning) : For dimensional measurement (e.g., thickness gap, alignment, profile) : By dithering (suspensions, drives, flexures))
Patent 5657125: Apparatus including a light-detecting element having a photo-electric conversion surface and an integral light blocking member
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : For dimensional measurement : Displacement or distance : Having wavefront division (e.g., by diffraction) : Having wavefront division (e.g., by diffraction))
Patent 5657126: Ellipsometer
(OPTICS: MEASURING AND TESTING : BY POLARIZED LIGHT EXAMINATION : Of surface reflection : Including polarimeters)
Patent 5657128: Surgical microscope for conducting computer-supported stereotactic microsurgery and a method for operating the same
(OPTICS: MEASURING AND TESTING : SHAPE OR SURFACE CONFIGURATION : By specular reflection : Scan)
Patent 5657129: Method and apparatus for the alignment of a substrate
(OPTICS: MEASURING AND TESTING : BY ALIGNMENT IN LATERAL DIRECTION : With registration indicia (e.g., scale) : For comparison with master or desired configuration)
Patent 5657130: Exposure apparatus and method
(OPTICS: MEASURING AND TESTING : BY ALIGNMENT IN LATERAL DIRECTION : With registration indicia (e.g., scale) : For comparison with master or desired configuration)
Patent 5657131: Alignment and lighting system and method for aligning and lighting an object for an inspection system that contactlessly measures an offset
(OPTICS: MEASURING AND TESTING : BY ALIGNMENT IN LATERAL DIRECTION : With registration indicia (e.g., scale) : For comparison with master or desired configuration)
Patent 5657132: Safety interlock switch having combined functions
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)
Patent 5657133: Method and device for saving toner and preventing contamination in an image forming apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)
Patent 5657134: Digital circuit multiplier equipment for handling of facsimile signals by addition of controlled variable delay to facsimile control channel
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Multiplex : Phase or speed regulation)
Patent 5657135: Image reading apparatus for reading an image containing both a negative area and a positive area
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Image portion selection : Variable threshold determined by image or other condition (e.g., adaptive thresholding))
Patent 5657136: Facsimile apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Facsimile control unit : Picture signal thresholding)
Patent 5657137: Color digital halftoning using black and secondary color replacement
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Image reproduction : Ink-Jet : Mechanical arrangement for forming a printing surface)
Patent 5657138: Generating defined structures on materials using combined optical technologies for transforming the processing beam
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Holograph on curved substrate)
Patent 5657139: Array substrate for a flat-display device including surge protection circuits and short circuit line or lines
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Electrical excitation of liquid crystal (i.e., particular voltage pulses, AC vs. DC, threshold voltages, etc.) : With antistatic elements : In active matrix with separate dedicated capacitor line)
Patent 5657140: Normally white twisted nematic LCD with positive and negative retarders
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Compensator or retarder (i.e., not using liquid crystal cell) : With refractive indices in the x, y, and z directions : Conductive mask)
Patent 5657141: Liquid crystal device
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : CELL CONTAINING LIQUID CRYSTAL OF SPECIFIC COMPOSITION : In smectic phase : Twisted (or chiral) nematic or supertwisted nematic)
Patent 5657142: Optimal allocation of multiplexing equipment and distribution of load in a fiber optic network
(OPTICAL COMMUNICATIONS : DIAGNOSTIC TESTING : TDM)
Patent 5657143: Optical transmission system suitable for video-communication cable networks
(OPTICAL COMMUNICATIONS : MULTIPLEX : Subcarrier multiplexing : Time and wavelength division)
Patent 5657144: Optical processing device operating in a wavelength-synchronized mode and an optical circuit exchanger that uses such an optical processing
(OPTICAL COMMUNICATIONS : MULTIPLEX : Optical switching : Wavelength : Time and wavelength)
Patent 5657145: Modulation and coding for transmission using fluorescent tubes
(OPTICAL COMMUNICATIONS : TRANSMITTER AND RECEIVER SYSTEM : Including visible light modulation : Retroreflection)
Patent 5657146: Optical scanning apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) : Having particular focusing element to receive scanned light : Having a common axis of rotation)
Patent 5657147: Optical scanner
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) : Having particular focusing element to receive scanned light : Concave reflector :)
Patent 5657148: Apparatus and method for a single-port modulator having amplification
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : By reflection : Kerr cell)
Patent 5657149: Architectural electrochromic pane
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Electrochromic : Transmission-type (e.g., windows) : Diverse layer)
Patent 5657150: Electrochromic edge isolation-interconnect system, process, and device for its manufacture
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Electrochromic : Transmission-type (e.g., windows) : Diverse layer)
Patent 5657151: Polarization scrambler/modulator
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Magneto-optic : Modulation of polarized light via modulating input signal : Within display element)
Patent 5657152: Acoustooptic device
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave directional modulation (e.g., deflection or scanning is representative of the modulating signal) : Acousto-optic : Using single polarization)
Patent 5657153: Optical amplifier with complementary modulation signal inputs
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Optical fiber : Using saturable or spatial filter)
Patent 5657154: Monitoring system for all optical regenerators
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Correction of deleterious effects : Third harmonic)
Patent 5657155: Optical tap coupler device
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Optical fiber : Using saturable or spatial filter)
Patent 5657156: Polymeric optical amplifier doped with lanthanide
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Particular active medium (e.g., crystal, plasma, fluid, etc.) : Composition (e.g., Tm, Tb, Eu, Ho, Dy, Nd))
Patent 5657157: Semiconductor optical amplifying media with reduced self-focusing
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Particular active medium (e.g., crystal, plasma, fluid, etc.) : Semiconductor : Fault detection)
Patent 5657158: Microscope having an objective corrected to infinity
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : With image recorder : Having metal layer)
Patent 5657159: Video display apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : PROJECTION SCREEN : With lens (e.g., camera obscura, etc.) : Movable or adjustable)
Patent 5657160: Polarization plane rotator applicable to polarization converter and projection display system
(OPTICAL: SYSTEMS AND ELEMENTS : POLARIZATION WITHOUT MODULATION : Light polarization without any external input : By reflection or refraction (e.g., Brewster angle) : Pictures offset, transposed or have respective right or left sides adjacent)
Patent 5657161: Dual polarized filters to eliminate canopy reflections
(OPTICAL: SYSTEMS AND ELEMENTS : POLARIZATION WITHOUT MODULATION : Light polarization without any external input : By relatively adjustable superimposed or in series polarizers : With particular material or mounting structure)
Patent 5657162: Retroreflective articles with multiple size prisms in multiple locations
(OPTICAL: SYSTEMS AND ELEMENTS : SIGNAL REFLECTOR : 3-Corner retroreflective (i.e., cube corner, trihedral, or triple reflector type) : Unitary plate or sheet comprising plural reflecting elements : Wind driven)
Patent 5657163: Fiber optic illumination of HUD image source
(OPTICAL: SYSTEMS AND ELEMENTS : SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.) : By partial reflection at beam splitting or combining surface : Superimposing visual information on observer`s field of view (e.g., head-up arrangement, etc.) : Serially disposed along optic axis)
Patent 5657164: Optical beamsplitter
(OPTICAL: SYSTEMS AND ELEMENTS : SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.) : By partial reflection at beam splitting or combining surface : Wavelength selective (e.g., dichroic mirror, etc.) : With additional reflector (e.g., serial reflections, etc.))
Patent 5657165: Apparatus and method for generating full-color images using two light sources
(OPTICAL: SYSTEMS AND ELEMENTS : SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.) : By partial reflection at beam splitting or combining surface : Wavelength selective (e.g., dichroic mirror, etc.) : With additional reflector (e.g., serial reflections, etc.))
Patent 5657166: Condenser lens system for use in a microscope
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Microscope objective : Having less than four components : In a variable media (e.g., gas, elastomer, etc.))
Patent 5657167: Focal length changeable lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Two groups : + - + Arrangement)
Patent 5657168: Optical system of optical information recording/ reproducing apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Including a nonspherical surface : Having one component : Objective for laser (e.g., optical disc, etc.) : With specific ring means)
Patent 5657169: Lens and method of making same
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With diverse refracting element : Multiple component lenses)
Patent 5657170: Photographic lens apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Multiple component lenses : Four components : First component positive : + - + + Arrangement : + + - + + Arrangement)
Patent 5657171: Optical system of optical information recording/reproducing apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Multiple component lenses : Two components : + + + Arrangement)
Patent 5657172: Objective lens driving device
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens mounts : Adjustable : With axial adjustment (e.g., adjustable focus, etc.) : Electromagnetic or piezoelectric drive : Having a biconvex single element component)
Patent 5657173: Working force quantity imparting member, working force quantity imparting structure and lens barrel
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens mounts : Adjustable : With axial adjustment (e.g., adjustable focus, etc.) : Focusing ring : Having a biconvex single element component)
Patent 5657174: Mirror assembly having seperate fixed and movable cover members for covering fixed and movable mirror structures respectively
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Automatically adjustable in response to vehicle position, control, or indicator : Plural reflecting surfaces)
Patent 5657175: Reflector device for aligning the complementary components of a trailer hitch
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : With support : Mirror movable relative to support : Including an adjustable mirror)
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