Patents 5602412 - 5602667

 

 

Patent 5602412: Imaging device which adjusts the ratio of color excitation values produced by an image pickup element in accordance with an exit pupil
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Electromagnetic or particle radiation : Light : With optical element : With thinned central active portion of semiconductor surrounded by thick insensitive portion (e.g. diaphragm type strain gauge))

Patent 5602413: Avalanche phototransistor
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Electromagnetic or particle radiation : Light : Avalanche junction : Antireflection coating)

Patent 5602414: Infrared detector having active regions and isolating regions formed of CdHgTe
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Electromagnetic or particle radiation : Light : Narrow band gap semiconductor (<<1eV) (e.g., PbSnTe) : II-VI compound semiconductor (e.g., HgCdTe) : Combined with heavily doped channel stop portion)

Patent 5602415: Light receiving device with isolation regions
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : RESPONSIVE TO NON-ELECTRICAL SIGNAL (E.G., CHEMICAL, STRESS, LIGHT, OR MAGNETIC FIELD SENSORS) : Electromagnetic or particle radiation : Light : Matrix or array (e.g., single line arrays) : II-VI compound semiconductor (e.g., HgCdTe))

Patent 5602416: Power integrated circuit ("PIC") structure
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : Including high voltage or high power devices isolated from low voltage or low power devices in the same integrated circuit : With electric field controlling semiconductor layer having a low enough doping level in relationship to its thickness to be fully depleted prior to avalanche breakdown (e.g., RESURF devices))

Patent 5602417: Low-noise bipolar transistor operating predominantly in the bulk region
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : BIPOLAR TRANSISTOR STRUCTURE : With means to increase current gain or operating frequency : Including polycrystalline semiconductor as connection)

Patent 5602418: Nitride based semiconductor device and manufacture thereof
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : PHYSICAL CONFIGURATION OF SEMICONDUCTOR (E.G., MESA, BEVEL, GROOVE, ETC.) : With specified crystal plane or axis : Combined with passivating coating)

Patent 5602419: Chip carrier semiconductor device assembly
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : LEAD FRAME : With bumps on ends of lead fingers to connect to semiconductor : Of insulating material)

Patent 5602420: Stacked high mounting density semiconductor devices
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : Multiple housings : Stacked arrangement : Combined with channel stop region in semiconductor)

Patent 5602421: Microwave monolithic integrated circuit package with improved RF ports
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : HOUSING OR PACKAGE : For high frequency (e.g., microwave) device : With electrical isolation means)

Patent 5602422: Flexible leads for tape ball grid array circuit
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Bump leads : Ball shaped : Devices held in place by clamping)

Patent 5602423: Damascene conductors with embedded pillars
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Of specified material other than unalloyed aluminum : Layered : Planarized to top of insulating layer : Pin grid type)

Patent 5602424: Semiconductor circuit device wiring with F.C.C. structure, plane oriention (100) and aligned with the current direction
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Of specified material other than unalloyed aluminum : Alloy containing aluminum : Molybdenum, tungsten, or titanium or their silicides)

Patent 5602425: Motor vehicle seat-occupancy-detection device
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Automobile : Series-connected)

Patent 5602426: Automotive theft-prevention system using a key pad and a remote signaling module
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Automobile : Antitheft : Plural generators)

Patent 5602427: Vehicle lighting switch
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Automobile : Lighting circuits : Ignition or starting circuit lock)

Patent 5602428: Switch mat with active threshold
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : SWITCHING SYSTEMS : Condition responsive : Mechanical force : Attainment of voltage, frequency or phase relationship)

Patent 5602429: Safety shut-off device
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : SWITCHING SYSTEMS : Condition responsive : Mechanical force : Speed, centrifugal or kinetic force : Inertia or acceleration :)

Patent 5602430: Superconducting electromagnet arrangement for a magnetic levitation system
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Linear : Piezoelectric element shape)

Patent 5602431: Linear motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Linear : Solenoid and core type : Sphere or hemisphere)

Patent 5602432: Silent warning vibration generator for portable equipment
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Reciprocating : Solenoid and core type)

Patent 5602433: Modular drive component for a vibratory feeder device
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Reciprocating : With other elements : Sphere or hemisphere)

Patent 5602434: Pulse controlled motion conversion system for magnetostrictive motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Reciprocating : Magnetostrictive : Motion-converting mechanism)

Patent 5602435: Gas-cooled electrical machine
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Cooling or fluid contact : Nonatmospheric gas : Claw-tooth and printed circuit components)

Patent 5602436: Motor starting switch with adjustable running clearance
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Electric circuit elements : Motion responsive (e.g., centrifugal switches) : Distributor or timer (e.g., ignition magnetos))

Patent 5602437: Bearing failure detector for electric generator
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Bearing or air-gap adjustment or bearing lubrication : Housings, windows or covers)

Patent 5602438: Roll commutator for electric motors and dynamos, and method of manufacturing it
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Current collectors : Rotary structure : Commutators : Field-distortion)

Patent 5602439: Diamond-graphite field emitters
(ELECTRIC LAMP AND DISCHARGE DEVICES : DISCHARGE DEVICES HAVING A THERMIONIC OR EMISSIVE CATHODE : Discharge control electrode)

Patent 5602441: Vacuum ionization gauging tube
(ELECTRIC LAMP AND DISCHARGE DEVICES : DISCHARGE DEVICE WITH POSITIVE ION EMITTER : With particular gas or vapor)

Patent 5602442: Cathode ray tube having a metal oxide film over a black matrix
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Screen : Nonluminescent layer : Plural)

Patent 5602443: Cathode-ray tube
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Envelope : Support)

Patent 5602444: Fluorescent lamp having ultraviolet reflecting layer
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : With gaseous discharge medium : Phosphor on envelope wall : With protective coating or filter : Plural)

Patent 5602445: Blue-violet phosphor for use in electroluminescent flat panel displays
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : Solid-state type : With particular phosphor or electrode material : Light conversion)

Patent 5602446: Fast repetition rate (FRR) flasher
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CONDENSER IN THE SUPPLY CIRCUIT : Condenser in shunt to the load device and the supply : Photoflash : Inductance in series with the load device and the supply)

Patent 5602447: Cathode ray tube focus supply
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Power supply from deflection circuit source : Including a discharge device)

Patent 5602448: Electric powered bicycle
(ELECTRICITY: MOTIVE POWER SYSTEMS : BATTERY-FED MOTOR SYSTEMS : By auxiliary motor)

Patent 5602449: Motor controlled surgical system and method having positional control
(ELECTRICITY: MOTIVE POWER SYSTEMS : SELF-COMMUTATED IMPULSE OR RELUCTANCE MOTORS : Field circuit control)

Patent 5602450: Apparatus for remotely operating an automobile ignition switch
(ELECTRICITY: MOTIVE POWER SYSTEMS : PLURAL DIVERSE MOTOR CONTROLS : Motor-reversing : With automatic starting and/or stopping : Stopping upon predetermined movement of or position of motor or driven device : And acceleration control)

Patent 5602451: Electric power steering circuit device
(ELECTRICITY: MOTIVE POWER SYSTEMS : MOTOR-REVERSING : Armature or primary circuit control : Armature or primary current reversal : Reversing polarity of current supplied to armature circuit : Automatic stopping means less responsive during acceleration)

Patent 5602452: Regeneration current-spike limiter for six-step motor drives
(ELECTRICITY: MOTIVE POWER SYSTEMS : MOTOR COMMUTATION CONTROL SYSTEMS : Control of motor load or device driven)

Patent 5602453: Coordinate system display guide for a numerical control apparatus
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Program- or pattern-controlled systems : Digital or numerical systems : Contouring systems : With reliability enhancement means (e.g., monitoring, redundant circuits, etc.))

Patent 5602454: Battery pack having identification recesses and terminals
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : MEANS TO IDENTIFY CELL OR BATTERY TYPE : Vehicle battery charging)

Patent 5602455: Portable battery charger with integrally attached output cable
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : MEANS TO IDENTIFY CELL OR BATTERY TYPE : Vehicle battery charging)

Patent 5602456: Hand held computerized data collection terminal with rechargeable battery pack sensor and battery power conservation
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : CELL OR BATTERY CHARGER STRUCTURE : For battery pack : Employing "jumper" cable)

Patent 5602457: Photovoltaic solar cell laminated in vehicle windshield
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : WIND, SOLAR, THERMAL, OR FUEL-CELL SOURCE : With shuntless charging source control :)

Patent 5602458: Rechargeable camera having operational inhibit of a flash unit power storage circuit during recharging
(PHOTOGRAPHY : WITH OBJECT ILLUMINATION FOR EXPOSURE : With power supply detail : Effective distance indicator)

Patent 5602459: Fuel saving multi-battery charging system and method
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL CHARGING : Plural charging sources : With battery or cell condition monitoring (e.g., for protection from overcharging, heating, etc.))

Patent 5602460: Overcharge current protection circuit and battery pack using same
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL CHARGING : With thermal condition detection : Detection of current or voltage amplitude : Pulse-width modulation)

Patent 5602462: Uninterruptible power system
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a transformer or inductor as the final control device : Having a variable length winding (e.g., tapped) as the final control device : With electronic tube or a three or more terminal semiconductive device as tap switch : Including an electronic tube or a three or more terminal semiconductive device in control circuit)

Patent 5602463: DC power supply with enhanced input power factor using a buck and boost converter
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Including pre or post regulation : With electronic tube or a three or more terminal semiconductive device in control circuit)

Patent 5602464: Bidirectional power converter modules, and power system using paralleled modules
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Including plural final control devices : Switched (e.g., on-off control) : Parallel connected :)

Patent 5602465: Method and circuit to improve output voltage regulation and noise rejection of a power factor control stage
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : INPUT LEVEL RESPONSIVE : Phase controlled switching using electronic tube or a three or more terminal semiconductive device : Variable resistor)

Patent 5602466: Dual output temperature compensated voltage reference
(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 5602467: Circuit for measuring ion concentrations in solutions
(ELECTRICITY: MEASURING AND TESTING : DETERMINING NONELECTRIC PROPERTIES BY MEASURING ELECTRIC PROPERTIES : Including "event" sensing means)

Patent 5602468: Method and apparatus for ion chamber identification
(ELECTRICITY: MEASURING AND TESTING : DETERMINING NONELECTRIC PROPERTIES BY MEASURING ELECTRIC PROPERTIES : Including "event" sensing means)

Patent 5602469: Apparatus for detecting the amplitude and phase of an a.c. signal
(ELECTRICITY: MEASURING AND TESTING : MEASURING, TESTING, OR SENSING ELECTRICITY, PER SE : Phase comparison (e.g., between cyclic pulse voltage and sinusoidal current, etc.) : With space discharge device)

Patent 5602470: Circuit arrangement for starting detection of three-phase generator
(ELECTRICITY: MEASURING AND TESTING : ELECTRICAL SPEED MEASURING : Including motor current or voltage sensor : Including radiant energy detector)

Patent 5602471: Angle sensor including angularly spaced sensor units
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : Magnetoresistive : Electrically energized)

Patent 5602472: Apparatus and method for determining angular position and rotational speed using a rotating magnet and a directional magnetometer
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Rotary : Magnetoresistive)

Patent 5602473: Method and apparatus for analysis of magnetic characteristics of magnetic device, magnetic head, and magnetic recording and reproducing
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Stress in material measurement : Approach or retreat)

Patent 5602474: Detecting cracks in non-uniform areas of metal parts including position correlation
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : With means to create magnetic field to test material : Electrically energized nonforce type sensor : Material flaw testing : Material flaw testing)

Patent 5602475: Laser pumped magnetometer
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a magnetometer :)

Patent 5602476: Ultra-fast MR imaging data acquisition scheme using mixed bandwidth data
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5602477: Nuclear magnetic resonance freezing sensor
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : With sample resonant frequency and temperature interdependence :)

Patent 5602478: Reduction of RF field disturbance in magnetic resonance apparatus
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Spectrometer components : Including a test sample and control sample)

Patent 5602479: Quadrature radio frequency coil for magnetic resonance imaging
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Spectrometer components : Including a test sample and control sample)

Patent 5602480: Inspection method and apparatus using nuclear magnetic resonance
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Spectrometer components : Polarizing field magnet : With homogeneity control :)

Patent 5602481: Series connection circuit for secondary battery
(ELECTRICITY: MEASURING AND TESTING : ELECTROLYTE PROPERTIES : Using a battery testing device : To determine plural cell condition : Including an integrating device)

Patent 5602482: Trailer systems tester
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : In vehicle wiring : With trailer : Peak voltage type)

Patent 5602483: Active trim method and apparatus
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Calibration : Having a lamp or light indicator)

Patent 5602484: Delay-spread sensor and detection switching circuit using the same
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Distributive type parameters : Using a comparison or difference circuit : Where energy is reflected (e.g., reflectometry))

Patent 5602485: Apparatus for screening capsules using velocity measurements
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using capacitive type measurement : Where a material or object forms part of the dielectric being measured : To determine dimension (e.g., thickness or distance))

Patent 5602486: Impedance sensing of flaws in non-homogenous materials
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using capacitive type measurement : Where a material or object forms part of the dielectric being measured : To determine dimension (e.g., dielectric thickness) : With compensation means)

Patent 5602487: Capacitance measuring device
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using capacitive type measurement : With pulse signal processing circuit : Including charge or discharge cycle circuit : Including a tuned or resonant circuit)

Patent 5602488: Method and apparatus for adjusting sectional area ratio of metal-covered electric wire
(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) : To determine dimension (e.g., distance or thickness) : For temperature variations)

Patent 5602489: Switch potential electron beam substrate tester
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : System sensing fields adjacent device under test (DUT) : Using electron beam probe : Of reflected test signal)

Patent 5602490: Connector for automatic test equipment
(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 5602491: Integrated circuit testing board having constrained thermal expansion characteristics
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : With temperature control : Of reflected test signal)

Patent 5602492: Electrical test structure and method for measuring the relative locations of conducting features on an insulating substrate
(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 5602493: Bias circuit for an input terminal
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SIGNAL SENSITIVITY OR TRANSMISSION INTEGRITY : Signal level or switching threshold stabilization : Bias or power supply level stabilization : With clocking)

Patent 5602494: Bi-directional programmable I/O cell
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : MULTIFUNCTIONAL OR PROGRAMMABLE (E.G., UNIVERSAL, ETC.) : Array (e.g., PLA, PAL, PLD, etc.) : With field effect-transistor)

Patent 5602495: Apparatus for providing an output voltage with substantially identical rising and falling characteristics
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) : Logic level shifting (i.e., interface between devices of different logic families) : Field-effect transistor (e.g., JFET, MOSFET, etc.) : TTL to/from MOS : TTL to/from CMOS :)

Patent 5602496: Input buffer circuit including an input level translator with sleep function
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) : Logic level shifting (i.e., interface between devices of different logic families) : Field-effect transistor (e.g., JFET, MOSFET, etc.) : TTL to/from MOS : TTL to/from CMOS :)

Patent 5602497: Precharged adiabatic pipelined logic
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : CLOCKING OR SYNCHRONIZING OF LOGIC STAGES OR GATES : Current driving (e.g., fan in/out, off chip driving, etc.))

Patent 5602498: Current switching logic type circuit with small current consumption
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Bipolar transistor (e.g., RTL, DCTL, etc.) : Emitter-coupled or emitter-follower logic : CMOS)

Patent 5602499: Multistage switching circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL : By amplitude : Input signal compared to plural fixed references : Three or more : With single output)

Patent 5602500: Circuit for the detection of voltage thresholds
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL : By amplitude : Input signal compared to single fixed reference : With logic or bistable circuit)

Patent 5602501: Mixer circuit using a dual gate field effect transistor
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Synthesizer : With logic or bistable circuit)

Patent 5602502: Circuit for detecting when a supply output voltage exceeds a predetermined level
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Synchronizing : Reset (e.g., initializing, starting, stopping, etc.) : Responsive to power supply : Selective)

Patent 5602503: Zero level setting circuit for A/D converter in a magnetic disk drive
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Amplitude control : By limiting, clipping, or clamping : Feedback : Of output current)

Patent 5602504: Four-quadrant three-input 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 5602505: Gate drive circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Utilizing three or more electrode solid-state device : Field-effect transistor : Insulated gate FET (e.g., MOSFET, etc.) : Bi-CMOS)

Patent 5602506: Back bias voltage generator
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : With specific source of supply or bias voltage : Having particular substrate biasing : Having stabilized bias or power supply level : Hyperconductive diode)

Patent 5602507: Adaptive demodulating method for generating replica and demodulator thereof
(DEMODULATORS : PHASE SHIFT KEYING OR QUADRATURE AMPLITUDE DEMODULATOR : Including logic element (e.g., logic gate or flip-flop)

Patent 5602508: Grounded-base transistor amplifier
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Electron beam device)

Patent 5602509: MOS operational transconductance amplifier using an adaptively-biased differential pair
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Having field effect transistor :)

Patent 5602510: Automatic transimpedance control amplifier having a variable impedance feedback
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including gain control means : Having feedback means acting as variable impedance : With time constant means)

Patent 5602511: Capacitive transimpedance amplifier having dynamic compression
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including gain control means : Having feedback means acting as variable impedance : With time constant means)

Patent 5602512: Comparator of phase between a digital signal and a clock signal, and corresponding phase locked loop
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : AFC with logic elements : Reactance device (e.g., variable capacitors, saturable inductors, reactance tubes, etc.))

Patent 5602513: Reversed phase-locked loop
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : With reference oscillator or source : Signal or phase comparator : With motor comparator)

Patent 5602514: Quadrature oscillator having a variable frequency
(OSCILLATORS : RING OSCILLATORS : Parallel connected)

Patent 5602515: High-frequency generator with harmonic-tuned resonant circuits
(OSCILLATORS : L-C TYPE OSCILLATORS : Anode to grid coupled or connected resonant circuit : Anode or cathode to grid crystal circuit)

Patent 5602516: Asymmetrical notch filter
(WAVE TRANSMISSION LINES AND NETWORKS : COUPLING NETWORKS : Frequency domain filters utilizing only lumped parameters : Resonant, discrete frequency selective type : Including specific frequency rejection means : Including waveguide element)

Patent 5602517: Laminate type LC composite device having coils with opposing directions and adjacent leads
(WAVE TRANSMISSION LINES AND NETWORKS : COUPLING NETWORKS : Frequency domain filters utilizing only lumped parameters : Having significant physical structure : Monolithic structure)

Patent 5602518: Ceramic filter with channeled features to control magnetic coupling
(WAVE TRANSMISSION LINES AND NETWORKS : COUPLING NETWORKS : Wave filters including long line elements : Magnetostrictive wave transmission path)

Patent 5602519: Synchronous cable coupling device of fly back transformer
(INDUCTOR DEVICES : WITH OUTER CASING OR HOUSING : Potted type : Angularly movable)

Patent 5602520: Electrical resistance element and use of this resistance element in a current limiter
(ELECTRICAL RESISTORS : RESISTANCE VALUE RESPONSIVE TO A CONDITION : Current and/or voltage (e.g., ballast resistor) : Thermistor type :)

Patent 5602521: Electronic device with light
(COMMUNICATIONS: ELECTRICAL : SYSTEMS : Plural (e.g., concurrent auxiliary) single indications (e.g., light flashes when bell rings) : Bowling)

Patent 5602522: Visual signaling system
(COMMUNICATIONS: ELECTRICAL : SYSTEMS : Periodic or flashing : Intermittent)

Patent 5602523: Deer repellent system
(COMMUNICATIONS: ELECTRICAL : AUDIBLE INDICATION : Ultrasonic pest control : By electromagnetically releasable latch)

Patent 5602524: Device for monitoring the air-pressure in pneumatic tires fitted on vehicle wheels
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Tire deflation or inflation : With particular telemetric coupling : Radio wave : Specifying particular start/destination)

Patent 5602525: Signal lamp assembly for use with the gear lever
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Gear position : Wear)

Patent 5602526: Vehicle open door warning system
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Reminder : Wear)

Patent 5602527: Magnetic marker for use in identification systems and an indentification system using such magnetic marker
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Intrusion detection : Disturbance of magnetic field : Plural doors or windows)

Patent 5602528: Theft detection marker and method
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Intrusion detection : Disturbance of magnetic field : Plural doors or windows)

Patent 5602529: Structure-borne sound detector for an intruder alarm system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Intrusion detection : Responsive to intruder energy : Vibration : Fence)

Patent 5602530: Anti-theft device for bottles
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Detectable device on protected article (e.g., "tag") : Specified connector (e.g., phone jack-type plug))

Patent 5602531: Electronic article surveillance system with adaptive filtering and digital detection
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Detectable device on protected article (e.g., "tag") : Specified processing arrangement for detected signal : Fence)

Patent 5602532: Audio coupled annunciating system for electrical panel boxes
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Condition of electrical apparatus : Fuse or circuit breaker : Plural : Including temperature detection)

Patent 5602533: Device for sensing a state change in a mechanical system, method for monitoring the state of a mechanical system and use of said device
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Position responsive : Workpiece : Conveyor belt)

Patent 5602534: Electrically conductive housing for an electronic component, especially a deflection sensor and a security fence alarm system for use therewith
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Detectable device on protected article (e.g., "tag") : Specified connector (e.g., phone jack-type plug))

Patent 5602535: Vehicle security system based on two step communication range between transmitter and receiver
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Intelligence comparison for controlling : Authorization control (e.g., entry into an area) : Varying authorization : Code programming : Including temperature detection)

Patent 5602536: Data synchronization method for use with portable, microprocessor-based device
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Intelligence comparison for controlling : Authorization control (e.g., entry into an area) : Varying authorization : Code programming : Programming from coded record to controller : Pivoted arm)

Patent 5602537: Technique for eliminating data transmit memory underruns
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING : Input/Output data buffering : Fullness indication : Vectored)

Patent 5602538: Apparatus and method for identifying multiple transponders
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Interrogation response : Contention avoidance : Housing detail)

Patent 5602539: Bearing with an electric-acoustic transducer for transmitting information regarding various parameters within the bearing
(COMMUNICATIONS: ELECTRICAL : CONTINUOUSLY VARIABLE INDICATING (E.G., TELEMETERING) : Condition responsive : With plural receiver)

Patent 5602540: Fluid gauging apparatus with inductive interrogation
(COMMUNICATIONS: ELECTRICAL : CONTINUOUSLY VARIABLE INDICATING (E.G., TELEMETERING) : With particular transmitter (e.g., piezoelectric, dynamo) : Capacitive transmitter : Mutual inductance)

Patent 5602541: System for drilling deviated boreholes
(COMMUNICATIONS: ELECTRICAL : WELLBORE TELEMETERING OR CONTROL (E.G., SUBSURFACE TOOL GUIDANCE, DATA TRANSFER, ETC.) : Selective control of subsurface equipment :)

Patent 5602542: Parking aid with a wheel sensor
(COMMUNICATIONS: ELECTRICAL : EXTERNAL CONDITION VEHICLE-MOUNTED INDICATOR OR ALARM : Transmitter in another vehicle (e.g., emergency vehicle) : Relative distence between vehicles (e.g., collision alert) : Follow-up (e.g., circuit rebalanced when upset))

Patent 5602543: Detection system for use in an aircraft
(COMMUNICATIONS: ELECTRICAL : AIRCRAFT ALARM OR INDICATING SYSTEMS : Flight alarm : Wind shear : Magnetic field guide)

Patent 5602544: Absolute encoder and method of generating its current position
(CODED DATA GENERATION OR CONVERSION : DIGITAL PATTERN READING TYPE CONVERTER : With directional discrimination :)

Patent 5602545: Priority encoder
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : With rotary dial)

Patent 5602546: Method and apparatus for the rapid testing and elimination of hypothesis code sequences
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : Adaptive coding : Pressure sensitive actuation)

Patent 5602547: Data conversion apparatus and encoding 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 5602548: Data output apparatus for variable length decoder
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from variable length codes : To or from Morse code)

Patent 5602549: System for variable length decoding digital transmission data which has been compressed by selecting a scanning pattern
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from variable length codes : To or from Morse code)

Patent 5602550: Apparatus and method for lossless waveform data compression
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from differential codes : To or from double density code)

Patent 5602551: Analog-to-digital converter with silicon-on-insulator structure
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : With particular solid state devices (e.g., Gunn effect device, Josephson device, drift transistor, using solid state active devices as impedances) with other at longer intervals) : Field effect transistor : With rollover feature (i.e., antidoublestrike))

Patent 5602552: D/A converter capable of disabling the output
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Digital to analog conversion : Using ladder network : With rollover feature (i.e., antidoublestrike))

Patent 5602553: Radio controlled servo extender method and system
(CODED DATA GENERATION OR CONVERSION : CODE GENERATOR OR TRANSMITTER : Analog to digital conversion)

Patent 5602554: Active array antenna with multiphase power for active modules
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a steerable array : Eliptical)

Patent 5602555: Base station antenna arrangement
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a steerable array : With a switch : Controlled)

Patent 5602556: Transmit and receive loop antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : High frequency type loops : Plural : With feedback)

Patent 5602557: Mammography antenna arrangement for NMR examinations of a female breast
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : High frequency type loops : Plural : With feedback)

Patent 5602558: Glass antenna system for automobiles
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With coupling network or impedance in the leadin : Modified natural grounds)

Patent 5602559: Method for driving matrix type flat panel 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) : Gray scale capability (e.g., halftone) : Including transformer)

Patent 5602560: Apparatus for driving liquid crystal display panel with small deviation of feedthrough voltage
(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 5602561: Column electrode driving circuit for a 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) : Specific display element control means (e.g., latches, memories, logic) : Particular timing circuit : Smooth or continuous)

Patent 5602562: Liquid crystal apparatus and driving method
(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) : Data signal compensation in response to temperature : Particular row or column control (e.g., shift register))

Patent 5602563: Float to surface display
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graphic manipulation (object processing or display attributes) : Merge or overlay : Based on image data)

Patent 5602564: Graphic data processing system
(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 : Window or viewpoint : 3D Perspective view of window layout : Hierarchical)

Patent 5602565: Method and apparatus for displaying video image
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graphic manipulation (object processing or display attributes) : Merge or overlay : Image based : Augmented reality (real-time))

Patent 5602566: Small-sized information processor capable of scrolling screen in accordance with tilt, and scrolling method therefor
(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 5602567: Display monitor
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY DRIVING CONTROL CIRCUITRY : Adjusting display pixel size or pixels per given area (i.e., resolution) : Including optical means)

Patent 5602568: Point type remote control apparatus and the method thereof
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Cursor mark position control device : Including orientation sensors (e.g., infrared, ultrasonic, remotely controlled) : Scaling)

Patent 5602569: Controller for image processing apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Cursor mark position control device : Including orientation sensors (e.g., infrared, ultrasonic, remotely controlled) : Scaling)

Patent 5602570: Method for deleting objects on a computer display
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Touch panel : Having programmable function key)

Patent 5602571: Sheet feeding apparatus and recording system with it
(RECORDERS : RECORD RECEIVERS AND/OR DRIVING MEANS THEREFOR : Receiver, only movable during recording)

Patent 5602572: Thinned halftone dot patterns for inkjet printing
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Multi-level image reproduction (e.g., gray level reproduction) : Halftoning (e.g., a pattern of print elements used to represent a gray level) : Print element property varied to effect halftone pattern :)

Patent 5602573: Service station for inkjet printer having wipers with concave wiping edges
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : With cleaning or protector : Wiping : Movement)

Patent 5602574: Matrix pen arrangement for inkjet printing
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Array of ejectors : Color type : Movement)

Patent 5602575: Ink jet writing head
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Drop-on-demand : Nozzles)

Patent 5602576: Ink-jet type recording head and monolithic integrated circuit suitable therfor
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Drop-on-demand : With thermal force ejection : Drive signal application : Wiring : Integrated :)

Patent 5602577: Humidifier apparatus for fluid-containing tubes and an improved ink-jet printer utilizing the apparatus
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Fluid or fluid source handling means : Continuous stream (includes dispersion))

Patent 5602578: Color printer with transfer and superposition of different color toner images onto intermediate transcription member
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Multicolor : Having deflecting means)

Patent 5602579: System for converting grayscale resolution in a printing apparatus
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Plural beam scan : Tone marking : Including switching means)

Patent 5602580: Video communication controller using FM sideband transmission
(TELEVISION : RECEIVER CIRCUITRY : Television receiver adapted to receive radio broadcast or in combination with radio receiver : Color television)

Patent 5602581: Television receiver control box that contains a card reader mounted directly to a motherboard
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : BILLING IN VIDEO DISTRIBUTION SYSTEM : Payment method or scheme : Card reader (e.g., reader for credit, debit, or smart card) :)

Patent 5602582: Method and system for processing a request based on indexed digital video data
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : VIDEO DISTRIBUTION SYSTEM WITH LOCAL INTERACTION : Receiver (e.g., set-top box) : Teletext)

Patent 5602583: NTSC rejection filter with switched tomlinson precoder for reducing NTSC co-channel interference in ATV receivers
(TELEVISION : PLURAL TRANSMITTER SYSTEM CONSIDERATIONS (E.G., INTERFERENCE REDUCTION) : User positioning (e.g., parallax))

Patent 5602584: Apparatus for producing a panoramic image using a plurality of optical systems
(TELEVISION : STEREOSCOPIC : Picture signal generator : Multiple cameras :)

Patent 5602585: Method and system for camera with motion detection
(TELEVISION : SPECIAL APPLICATIONS : Observation of or from a specific location (e.g., surveillance) : Intrusion detection : Motion detection : Motion detection)

Patent 5602586: Built-in test for dynamic raster video output
(TELEVISION : MONITORING, TESTING, OR MEASURING : Testing of image reproducer : Using test chart)

Patent 5602587: Correction of influence of alternating voltage coupling in a signal chain of scanning opto-electronic sensors
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Including noise or undesired signal reduction : Using distinct luminance image sensor)

Patent 5602588: Image pickup apparatus having a horizontal line interpolation function
(TELEVISION : CAMERA, SYSTEM AND DETAIL : With plural image scanning devices : Scanning devices offset in the image plane : With bias illumination)

Patent 5602589: Video image compression using weighted wavelet hierarchical vector quantization
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Feature based : Separate coders : Subband coding :)

Patent 5602590: Method for restricting total code volume in data-compression
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Adaptive : Quantization : Having SAW or charge-transfer device)

Patent 5602591: System for generating a weighting coefficient using inter-frame difference signals at a center pixel for detecting motion information
(TELEVISION : FORMAT CONVERSION : Line doublers type (e.g., interlace to progressive IDTV type) : Motion adaptive : Motion adaptive)

Patent 5602592: Moving picture compressed signal changeover apparatus
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Separate coders)

Patent 5602593: Overlapped motion compensation using a window function which varies in response to an input picture
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Motion vector : Subband coding)

Patent 5602594: Buffer control apparatus for compression of video intraframes
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Adaptive : Quantization : Feed back :)

Patent 5602595: ATV/MPEG sync system
(TELEVISION : FORMAT : Of sync signal : Simultaneous signals)

Patent 5602596: Method for navigating a complex multimedia structure at an interactive user station
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : OPERATOR INTERFACE : Insertion of local commercial or local program at headend or network affiliate)

Patent 5602597: Video receiver display of video overlaying menu
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : OPERATOR INTERFACE : To facilitate tuning or selection of video signal : Channel guide (i.e., channel-specific as opposed to program-specific guide) : Provided on recordable medium)

Patent 5602598: Television receiver with caption display
(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 5602599: Apparatus and method incorporating digital video processing for reduction/magnification of digital video images to produce low-pass
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Geometric transformation : Size change : Compression)

Patent 5602600: Device for transparently displaying characters in a video system by forming a weighted average of a video signal and the video signal after
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Special effects : Combining plural sources : Including insertion of characters or graphics (e.g., titles) : Including hue detection (e.g., chroma key))

Patent 5602601: Phase error corrector for HDTV reception system
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Noise or undesired signal reduction : Specified color (e.g., saturation and contrast control))

Patent 5602602: Method and apparatus for combating co-channel NTSC interference for digital TV transmission having a simplified rejection filter
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Noise or undesired signal reduction : Specified color (e.g., saturation and contrast control))

Patent 5602603: Eyeglasses having interchangeable lenses and attachment clips
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Methods of use)

Patent 5602604: Underwater one-time-use camera with combination film winding clutch and shutter release
(PHOTOGRAPHY : UNDERWATER, WATERPROOF, OR WATER-RESISTANT CAMERA : Synchronization of film and camera movement)

Patent 5602605: Flash assembly
(PHOTOGRAPHY : WITH OBJECT ILLUMINATION FOR EXPOSURE : Variable illumination angle : Diaphragm function only)

Patent 5602606: Frame masking mechanism
(PHOTOGRAPHY : VARIABLE FRAME MASKING : With radio or clock)

Patent 5602607: Camera with lens protection barrier member opened/closed with uniform force
(PHOTOGRAPHY : FOLDING OR COLLAPSIBLE CAMERA : Having axially moving lens : Having self-erecting lens holder)

Patent 5602608: Camera with motor driven transmission mechanism
(PHOTOGRAPHY : HAVING VARIABLE FOCAL LENGTH OF CAMERA OBJECTIVE : Power zoom : Having mechanical interlock)

Patent 5602609: Camera with film sensor for closing cassette when filmstrip wound completely into cassette
(PHOTOGRAPHY : HAVING CAMERA INDICATOR : Film condition indicator : Electro-optical element)

Patent 5602610: Shutter for camera
(PHOTOGRAPHY : CAMERA DETAIL : Diaphragm shutter unit : Shutter charging lever on lens housing)

Patent 5602611: Photographic film cassette
(PHOTOGRAPHY : CAMERA DETAIL : Detachable or removable film holder unit : Film cassette or cartridge : Light seal : Opposite movement)

Patent 5602612: Display package for camera and replaceable consumable
(PHOTOGRAPHY : CAMERA DETAIL : Body structure or housing : Threaded mount)

Patent 5602613: Lens driving device
(PHOTOGRAPHY : WITH EXPOSURE OBJECTIVE FOCUSING MEANS, FOCUSING AID, OR RANGEFINDING MEANS : Lens drive circuit or motor structure : Image correlation type)

Patent 5602614: Camera
(PHOTOGRAPHY : FLASH SYSTEM RESPONSIVE TO FOCAL LENGTH OR DISTANCE : Camera release)

Patent 5602615: Photometric device to determine a correct photometric value of a spot photometric region
(PHOTOGRAPHY : EXPOSURE CONTROL CIRCUIT : Having log transformation circuit : Plural blades)

Patent 5602616: Exposure control apparatus of camera
(PHOTOGRAPHY : EXPOSURE CONTROL CIRCUIT : Manually selective exposure mode : More than two photometering areas)

Patent 5602617: Light metering device with adjustable output
(PHOTOGRAPHY : EXPOSURE CONTROL CIRCUIT : Shutter speed function only : Stepping motor type)

Patent 5602618: Image printer with overlapping projection and image exposure units
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Identifying, composing, or selecting : Regulating light intensity or exposure time)

Patent 5602619: Scanner for step and scan lithography system
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5602620: Scanning exposure apparatus and exposure method
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5602621: Film package and method
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Detailed holder for photosensitive paper : Including shutter, diaphragm, polarizer or filter)

Patent 5602622: Alignable negative stage for a photographic enlarger
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Detailed holder for original : Including adjustable or selective masking frame)

Patent 5602623: Photosensitive drum provided in an image forming apparatus including gears disposed at an end of drum
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Process cartridge unit : Developer seal)

Patent 5602624: Apparatus for adding color indicia to printed documents
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Combined :)

Patent 5602625: Operation guidance display apparatus of image forming apparatus
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Document handling : Jam : Purge)

Patent 5602626: Ionically conductive liquid charging apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Ion modulation (e.g., screen) : Of residual toner)

Patent 5602627: Electrifying roller, roller electrifying apparatus using the same, and image forming apparatus using the same
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Charging : Contact : Roller : Toner cartridge)

Patent 5602628: Image forming apparatus with automatic voltage control
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of charging : Having detection of toner (e.g., patch))

Patent 5602629: Image forming apparatus with a purge control means
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of developing : Concentration control : In response to potential of latent image)

Patent 5602630: Developing device
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Application member : Magnetic brush : Having applied bias : Auxiliary electrode :)

Patent 5602631: Developing device for an image forming apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Application member : Roller : Regulating (e.g., doctor) : By magnetic brush)

Patent 5602632: Belt applicator for developing ink or toner on a print member
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Application member : Cartridge)

Patent 5602633: Image forming apparatus with low ozone generation and improved image quality
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Color : From plural photoconductive members (e.g., drums) : Having electrode)

Patent 5602634: Transfer device of image forming machine
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Electrostatic : Roller or belt : Having belt transporting copy)

Patent 5602635: Rapid wake up fuser
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : By heat and pressure : Parting agent applicator)

Patent 5602636: Image forming apparatus
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Feeding to transfer position : Having cutting)

Patent 5602637: Color printer
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Plural diverse (e.g., color) : Modifier (e.g., reflector, filter))

Patent 5602638: Apparatus for accurately determining a moving ball's position and speed
(OPTICS: MEASURING AND TESTING : VELOCITY OR VELOCITY/HEIGHT MEASURING : With light detector (e.g., photocell) : Vibrating or oscillating element)

Patent 5602639: Surface-condition inspection method and apparatus including a plurality of detecting elements located substantially at a pupil plane of a
(OPTICS: MEASURING AND TESTING : INSPECTION OF FLAWS OR IMPURITIES : Surface condition : Detection of object or particle on surface : On patterned or topographical surface (e.g., wafer, mask, circuit board) : Contained)

Patent 5602640: Lensmeter accessory
(OPTICS: MEASURING AND TESTING : SAMPLE, SPECIMEN, OR STANDARD HOLDER OR SUPPORT (E.G., PLATES OR SLIDES) : Surface standard)

Patent 5602642: Magnetically insensitive fiber optic rotation sensor
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Rotation rate (e.g., ring laser gyros) : By fiber or waveguide interferometer (e.g., Sagnac effect) : Having null feedback loop : Including an alternating reference path)

Patent 5602643: Method and apparatus for correcting surface profiles determined by phase-shifting interferometry according to optical parameters of test
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Having polarization : For dimensional measurement : Contour or profile : Having wavefront division (e.g., by diffraction))

Patent 5602644: Alignment apparatus utilizing a plurality of wavelengths
(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) : Alignment : Polarization)

Patent 5602645: Pattern evaluation apparatus and a method of pattern evaluation
(OPTICS: MEASURING AND TESTING : BY CONFIGURATION COMPARISON : With comparison to master, desired shape, or reference voltage : For comparison with master or desired configuration)

Patent 5602646: Optical method and device for automatically classifying cylindrical nuclear-fuel pellets
(OPTICS: MEASURING AND TESTING : BY INSPECTION WITH AGITATION OR ROTATION : With color determination by light intensity comparison)

Patent 5602647: Apparatus and method for optically measuring concentrations of components
(OPTICS: MEASURING AND TESTING : FOR LIGHT TRANSMISSION OR ABSORPTION : By comparison : Photoelectric (e.g., sequential viewing) : With plural detectors (e.g., simultaneous viewing) : Single beam scans entire width or diameter)

Patent 5602648: Process and device for measuring optical quality of the surface of a transparent object by contact with a wetted flexible surface
(OPTICS: MEASURING AND TESTING : OF LIGHT REFLECTION (E.G., GLASS) : Of photographic film)

Patent 5602649: Method of automatically editing programmed recordings
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Including programmable apparatus : Disc)

Patent 5602650: Information processing apparatus equipped with detachable image reader
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific image-processing circuitry)

Patent 5602651: Image recording apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5602652: Portable device settable in a host apparatus and combined system therefor
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Plural images combined into a single image : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5602653: Pixel pair grid halftoning for a hyperacuity printer
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Distortion control in image reproduction (e.g., removing, reducing or preventing image artifacts) : Look-up table for image processing or print attribute data (e.g., threshold value, print element property))

Patent 5602654: Contour-sensitive, single-field deinterlacing method
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Shade correction : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5602655: Image forming system for single bit image data
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Image reproduction : Page or frame memory)

Patent 5602656: Apparatus and method for monitoring holographic light protection filters
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Having particular recording medium :)

Patent 5602657: Hologram system having hologram layers with rotationally offset Bragg planes
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Holograph on curved substrate)

Patent 5602658: Spatial light modulator and directional display having continuous parallax and an increased number of 2D views
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Microlenses : Formed by particular technique)

Patent 5602659: Liquid crystal light valve with photoconductor including light absorbing and light blocking layers of non-alloy amorphous silicon
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Optical excitation : With photoconductive layer (e.g., spatial light modulator(SLMs)) : With silicon photoconductive layer :)

Patent 5602660: Ferroelectric liquid crystal apparatus having negative dielectric anisotropy and colored film at non-pixel portions
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Filter : Opaque mask or black mask : With unequal areas for different colors or with fractional shift between one line of colors and the next)

Patent 5602661: Optical component
(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 5602662: Cholesteric liquid crystal devices
(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 perpendicular alignment : Having structure produced by rubbing under particular rubbing conditions (e.g., particular direction, rubbing force, by using named rubbing material or roller, etc.))

Patent 5602663: Information processing apparatus for multiplex transmission of signal for arbitration and signal for data transfer
(OPTICAL COMMUNICATIONS : MULTIPLEX : Wavelength division or frequency division (e.g., Raman, Brillouin, etc.) : Multiple Access (e.g., CDMA))

Patent 5602664: Infrared repeater
(OPTICAL COMMUNICATIONS : OPTICAL COMMUNICATION OVER FREEE SPACE : Specific repeater : Space to ground or ground to space)

Patent 5602665: Optical transmitting/receiving apparatus for bidirectional communication systems
(OPTICAL COMMUNICATIONS : OPTICAL TRANSCEIVER : Including feedback : Including optical fiber or waveguide)

Patent 5602666: Optical dispersion compensation method for shifting a zero dispersion wavelength of an optical fiber to compensate for dispersion in an
(OPTICAL COMMUNICATIONS : TRANSMITTER AND RECEIVER SYSTEM : Including compensation : Reducing distortion or dispersion : Using optical phase conjugation)

Patent 5602667: Extended distance fiber optic interface
(OPTICAL COMMUNICATIONS : TRANSMITTER AND RECEIVER SYSTEM : Including optical waveguide : Including optical fiber or waveguide)

 

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