Patents 5686764 - 5687018

 

 

Patent 5686764: Flip chip package with reduced number of package layers
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : COMBINED WITH ELECTRICAL CONTACT OR LEAD : Flip chip : Cross-over arrangement, component or structure)

Patent 5686765: Vehicle security system including fingerprint and eyeball part identification
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : VEHICLE MOUNTED SYSTEMS : Automobile : Antitheft : Ignition or starting circuit lock : Coded record input (e.g., IC card) :)

Patent 5686766: Islanding-operation prevention apparatus, and dispersed power generation apparatus and power generation system using the same
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : PLURAL SUPPLY CIRCUITS OR SOURCES : Circuit arrangements or layouts)

Patent 5686767: Apportioning minimal standby power
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : PLURAL SUPPLY CIRCUITS OR SOURCES : Substitute or emergency source : Serially connected sources)

Patent 5686768: Emergency power system
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : PLURAL SUPPLY CIRCUITS OR SOURCES : Substitute or emergency source : Serially connected sources)

Patent 5686769: Method of coil mounting for maximum heat transfer in brushless DC motors
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Cooling or fluid contact : Circulation : Heat-exchange structure : Hollow passages)

Patent 5686770: Position detector of a brushless motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Electric circuit elements : Condition responsive (e.g., position, torque, etc.) : Distributor or timer (e.g., ignition magnetos))

Patent 5686771: Electric motor
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Bearing or air-gap adjustment or bearing lubrication : Housings, windows or covers)

Patent 5686772: Magnetic bearing and an assembly comprising a stator portion and a rotor portion suspended via such a bearing
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Bearing or air-gap adjustment or bearing lubrication : Magnetic bearing : Impulse coupling)

Patent 5686773: Alternator with generally triangular engine-mounting stays
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Supports : Magnetic bearing)

Patent 5686774: Reduced vibration motor winding arrangement
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Windings and core structure : Armature or primary : Plural windings : Differentially related)

Patent 5686775: Brush holder for an electrical machine
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : Current collectors : Fixed structure : Brush holders or rigging : Disc)

Patent 5686776: Ultrasonic motor having high drive efficiency
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Combined with resonant structure : Direct mechanical coupling : Motor producing continual motion : Traveling wave motor : Stator :)

Patent 5686777: High accuracy piezoelectric positioning device
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Combined with damping structure : Sandwich or Langevin type)

Patent 5686778: Movement device utilizing electromechanical conversion elements and control method therefore
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : With mechanical energy coupling means : On back of piezoelectric element)

Patent 5686779: High sensitivity temperature sensor and sensor array
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : NON-DYNAMOELECTRIC : Piezoelectric elements and devices : Electrode arrangement : More than two : More than one poling direction (e.g., Rosen transformer))

Patent 5686780: Brush holder integrated with voltage regulator for a vehicle AC generator
(ELECTRICAL GENERATOR OR MOTOR STRUCTURE : DYNAMOELECTRIC : Rotary : With other elements : Electric circuit elements : Conversion elements, (e.g., transformers, rectifiers, etc.) : Distributor or timer (e.g., ignition magnetos))

Patent 5686781: Far-infrared emitting cathode ray tube
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH OPTICAL DEVICE OR SPECIAL RAY TRANSMISSIVE ENVELOPE : Polarizer or special ray transmission (e.g., filter) : With integrant display electrode)

Patent 5686782: Field emission device with suspended gate
(ELECTRIC LAMP AND DISCHARGE DEVICES : DISCHARGE DEVICES HAVING A MULTIPOINTED OR SERRATED EDGE ELECTRODE : Discharge control electrode)

Patent 5686783: Cementless electrical lamp-base combination
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH ENVELOPE : Having base and connector : Plural interelectrode discharge spaces)

Patent 5686784: Composite shiftable aperture mask
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Shadow mask, support or shield : Monoscope)

Patent 5686785: Electron gun having electrically isolated and adjustable cathode
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Ray generating or control : Including cathode assembly : With focus electrode adjacent cathode : Noncircular beam type : With additional electrode)

Patent 5686786: Light bulb with glass envelope having light transmission of a wavelength only up to 700mm
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Envelope : With external optical element : Light conducting fiber or rod)

Patent 5686787: CRT having color filter with a special green filter
(ELECTRIC LAMP AND DISCHARGE DEVICES : CATHODE RAY TUBE : Screen : Electrode)

Patent 5686788: Low-pressure discharge lamp with starting amalgam
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : With gaseous discharge medium : Phosphor on envelope wall : With amalgam : Plural)

Patent 5686789: Discharge device having cathode with micro hollow array
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : With gaseous discharge medium : Phosphor on envelope wall : Electrode structure or material : Plural)

Patent 5686790: Flat panel device with ceramic backplate
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : With gaseous discharge medium : Phosphor on envelope wall : Envelope structure or material : With shield or additional electrode)

Patent 5686791: Amorphic diamond film flat field emission cathode
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : Vacuum-type tube : Phosphor on envelope wall)

Patent 5686792: EL lamp with non-luminous interconnects
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH LUMINESCENT SOLID OR LIQUID MATERIAL : Solid-state type : Plural layers : With dielectric layer : With shield or additional electrode)

Patent 5686793: Excimer lamp with high pressure fill
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH GAS OR VAPOR : Having a particular total or partial pressure : Greater than 760 torr : Pole pieces facing electrode ends)

Patent 5686794: Halogen incandescent lamp with filament positioning arrangement
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH GAS OR VAPOR : Incandescent filament lamp : Tungsten-halogen cycle lamp : With electrode structure)

Patent 5686795: Fluorescent lamp with protected cathode to reduce end darkening
(ELECTRIC LAMP AND DISCHARGE DEVICES : WITH GAS OR VAPOR : Having electrode shield : Constriction means)

Patent 5686796: Ion implantation helicon plasma source with magnetic dipoles
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : DISCHARGE DEVICE LOAD WITH FLUENT MATERIAL SUPPLY TO THE DISCHARGE SPACE : Plasma generating : With magnetic field : Induction type : Discharge control discharge device)

Patent 5686797: Electronluminescent lamp inverter
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : PERIODIC SWITCH IN THE SUPPLY CIRCUIT : Flashers)

Patent 5686798: Lamp ballast circuit characterized by a single resonant frequency substantially greater than the fundamental frequency of the inverter
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CONDENSER IN THE SUPPLY CIRCUIT : Inductance in the condenser circuit : Strobe lights)

Patent 5686799: Ballast circuit for compact fluorescent lamp
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CURRENT AND/OR VOLTAGE REGULATION : Automatic regulation : Plural field-type generator)

Patent 5686800: Image-correction circuit and method for picture tube
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Cathode-ray deflections circuits : With ray deflection distortion correction or reduction : By modulation of deflection waveform : Adjacent to or integral with deflection winding or housing structure therefor)

Patent 5686801: Cathode current detecting method and detecting circuit capable of correctly detecting cathode current by clamping leak current at 0 V
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : CATHODE RAY TUBE CIRCUITS : Cathode-ray deflections circuits : With additional control of cathode ray : Intensity control of ray : For television)

Patent 5686802: Method and apparatus for generating coherent particle beam
(ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS : HIGH ENERGY PARTICLE ACCELERATOR TUBE : Power supply from deflection circuit source)

Patent 5686803: Control apparatus for a pulse motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : Program- or pattern-controlled systems : Maneuver, force, or load-limiting)

Patent 5686804: System for measuring the angle of rotation
(ELECTRICITY: MOTIVE POWER SYSTEMS : POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) : With particular "error-detecting" means : Photoelectric or optical-type measuring instruments : A.C. networks)

Patent 5686805: Repulsion motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : REPULSION MOTOR SYSTEMS : Armature winding circuits)

Patent 5686806: Low-pass filter and electronic speed control system for electric motors
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Responsive to motor condition : Responsive to speed or rotation phase angle : With controlled power conversion : With plural capacitors)

Patent 5686807: Torque control system for AC motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Frequency control : With voltage magnitude control : With controlled magnetic reactance)

Patent 5686808: Universal battery charger and method
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : CELL OR BATTERY CHARGER STRUCTURE : For diverse sizes of cells, batteries, or battery packs : Employing "jumper" cable)

Patent 5686809: Combination solar and external battery powered camera battery charger
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : WIND, SOLAR, THERMAL, OR FUEL-CELL SOURCE :)

Patent 5686810: Charging device
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : CELL OR BATTERY CHARGER STRUCTURE : For battery pack : With charger stand or base adapted to hold battery pack :)

Patent 5686811: Compact battery charger
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : CELL OR BATTERY CHARGER STRUCTURE : For diverse sizes of cells, batteries, or battery packs : Employing "jumper" cable)

Patent 5686812: Apparatus for controlling charging of a storage battery for use on an electric vehicle
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL DISCHARGING : With charging : With battery or cell condition monitoring (e.g., for protection from overcharging, heating, etc.) : Time control)

Patent 5686813: Mobile phone battery pack with a power-saving function
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : MISCELLANEOUS SYSTEMS : Power packs : Fluid-pressure actuator)

Patent 5686814: Battery circuit for supplying power to an electronic device
(ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS : PLURAL SUPPLY CIRCUITS OR SOURCES : Circulating- or inter-current control or prevention : Storage battery or accumulator-type source)

Patent 5686815: Method and apparatus for controlling the charging of a rechargeable battery to ensure that full charge is achieved without damaging the
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : SERIALLY CONNECTED BATTERIES OR CELLS : For handheld device)

Patent 5686816: Charging control circuit
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : MEANS TO IDENTIFY CELL OR BATTERY TYPE : Vehicle battery charging)

Patent 5686817: Battery charger having microcomputer for adjusting charging current
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL CHARGING : Pulsed : Pulse modulation : Phase controlled :)

Patent 5686818: Power system for a electric vehicle
(MOTOR VEHICLES : POWER : Electric : Including means of nonsupporting nature for minimizing operation-induced movement of motor)

Patent 5686819: Control apparatus for AC generator of motor vehicle
(ELECTRICITY: SINGLE GENERATOR SYSTEMS : AUTOMATIC CONTROL OF GENERATOR OR DRIVING MEANS : Plural conditions : Including an electrical condition : Plural electrical conditions : Voltage and current :)

Patent 5686820: Voltage regulator with a minimal input voltage requirement
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Linearly acting : Switched (e.g., on-off control))

Patent 5686821: Stable low dropout voltage regulator controller
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Linearly acting : Switched (e.g., on-off control))

Patent 5686822: Method of making a reference current generator
(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 : With core having an air gap or magnetic shunt)

Patent 5686823: Bandgap voltage reference circuit
(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 5686824: Voltage regulator with virtually zero power dissipation
(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 5686825: Reference voltage generation circuit having compensation function for variations of temperature and supply voltage
(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 : Including parallel paths (e.g., current mirror) : With amplifier connected to or between current paths : In flyback path)

Patent 5686826: Ambient temperature compensation for semiconductor transducer structures
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : INCLUDING AN IMPEDANCE : In a bridge : For current transformer)

Patent 5686827: Temperature compensated Hall effect device
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : INCLUDING AN IMPEDANCE : Hall effect device or magnetoresistor : Resistor only)

Patent 5686828: Method for locating the joints and fracture points of underground jointed metallic pipes and cast-iron-gas-main-pipeline joint locator
(ELECTRICITY: MEASURING AND TESTING : DETERMINING NONELECTRIC PROPERTIES BY MEASURING ELECTRIC PROPERTIES : Including "event" sensing means)

Patent 5686829: Voltammetric method and apparatus
(ELECTRICITY: MEASURING AND TESTING : TESTING POTENTIAL IN SPECIFIC ENVIRONMENT (E.G., LIGHTNING STROKE) : Superconductors)

Patent 5686830: Method of supplying positive temperature coefficient thermistor elements to the receiving and transmitting sides of a communication device
(ELECTRICITY: MEASURING AND TESTING : PLURAL, AUTOMATICALLY SEQUENTIAL TESTS : Voltage probe)

Patent 5686831: Gauge with reversible display screen
(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 5686832: Miniature crossed coil gauge having an active flux ring
(ELECTRICITY: MEASURING AND TESTING : MEASURING, TESTING, OR SENSING ELECTRICITY, PER SE : With electromagnetic field (e.g., dynamometer) : With permanent magnet (e.g., field, vane) : Digital voltmeters)

Patent 5686833: Load board enhanced for differential pressure retention in an IC test head
(ELECTRICITY: MEASURING AND TESTING : MISCELLANEOUS : Combined)

Patent 5686834: Handling system
(ELECTRICITY: MEASURING AND TESTING : MISCELLANEOUS : Combined)

Patent 5686835: Physical quantity detection device for converting a physical quantity into a corresponding time interval
(ELECTRICITY: MEASURING AND TESTING : ELECTRICAL SPEED MEASURING : Including speed-related frequency generator : With direction indicator)

Patent 5686836: Apparatus for reducing noise due to sensor vibration during measurement of a weak magnetic field
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetometers : Induced voltage-type sensor)

Patent 5686837: Magnetic field sensor and instrument comprising such a sensor
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetometers : Semiconductor type solid-state or magnetoresistive magnetometers : Plural sensors)

Patent 5686838: Magnetoresistive sensor having at least a layer system and a plurality of measuring contacts disposed thereon, and a method of producing the
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Magnetometers : Semiconductor type solid-state or magnetoresistive magnetometers : Plural sensors)

Patent 5686839: Equipment and method for detecting electrical leakage in electric vehicle
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : In vehicle wiring : With support for article)

Patent 5686840: Method and apparatus for throttle position sensor testing
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Instruments and devices for fault testing : Having a lamp or light indicator : Sheet material)

Patent 5686841: Apparatus and method for the detection and measurement of liquid water and ice layers on the surfaces of solid materials
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Distributive type parameters : Using resonant frequency : To determine dimension (e.g., distance or thickness) : Field effect transistor)

Patent 5686842: Known good die test apparatus and method
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : Internal of or on support for device under test (DUT) : Of reflected test signal)

Patent 5686843: Methods and apparatus for burn-in stressing and simultaneous testing of semiconductor device chips in a multichip module
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : With probe elements : Probe alignment or positioning : Of reflected test signal)

Patent 5686844: Integrated circuit pins configurable as a clock input pin and as a digital I/O pin or as a device reset pin and as a digital I/O pin and
(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 5686845: Hierarchial clock distribution system and method
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : CLOCKING OR SYNCHRONIZING OF LOGIC STAGES OR GATES : Current driving (e.g., fan in/out, off chip driving, etc.))

Patent 5686846: Time duration trigger
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL : By pulse width or spacing : Comparison by threshold or reference : With direction (i.e., positive or negative))

Patent 5686847: Reduced sensitivity power-on reset circuitry
(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 5686848: Power-up/power-down reset circuit for low voltage interval
(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 5686849: Circuit for clock signal extraction from a high speed data stream
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Regenerating or restoring rectangular (e.g., clock, etc.) or pulse waveform : Having reference source)

Patent 5686850: Signal delay method, signal delay device and circuit for use in the apparatus
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Having specific delay in producing output waveform : Producing AC power control)

Patent 5686851: Variable delay circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Having specific delay in producing output waveform : Multiple outputs with plurality of delay intervals : Variable or adjustable : Electron tube)

Patent 5686852: Circuit arrangement for forming the square root of an input signal
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC INPUT TO OUTPUT FUNCTION : Exponential : Square root : With feedback)

Patent 5686853: Driver circuitry adjusted to allow high speed driving and reduce potential variations of interconnections
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Accelerating switching : Layout)

Patent 5686854: Isolated driver circuit for high frequency solid-state switches
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Accelerating switching : Layout)

Patent 5686855: Process monitor for CMOS integrated circuits
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Compensation for variations in external physical values (e.g., temperature, etc.) : Turn-off)

Patent 5686856: Multiplexer of logic variables
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : GATING (I.E., SWITCHING INPUT TO OUTPUT) : Converging with plural inputs and single output : Electron tube)

Patent 5686857: Zero-crossing triac and method
(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.) : AC supply : Zero point switching : Triac)

Patent 5686858: Temperature detector on an integrated circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : EXTERNAL EFFECT : Temperature : Utilizing Hall effect)

Patent 5686859: Semiconductor switch including a pre-driver with a capacitively isolated power supply
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : With specific source of supply or bias voltage : Impact ionization)

Patent 5686860: Amplifier and controlling apparatus operating from a unipolar power supply
(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.) : With voltage source regulating : With field-effect transistor)

Patent 5686861: Filter circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : Unwanted signal suppression : Active filter : With field-effect transistor)

Patent 5686862: FM demodulator integrated on semiconductor chip without discrete circuit components
(DEMODULATORS : FREQUENCY MODULATION DEMODULATOR : Having specific distortion, noise or other interference prevention, reduction or compensation : Including amplitude demodulation)

Patent 5686863: Tunable tone control circuit and a device and method for tuning the RC constants
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Having signal feedback means :)

Patent 5686864: Method and apparatus for controlling a voltage controlled oscillator tuning range in a frequency synthesizer
(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 5686865: Phase synchronous circuit
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : With intermittent comparison controls : Motor control of oscillator)

Patent 5686866: Phase locked loop providing fast tuning for large frequency changes
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : Particular error voltage control (e.g., intergrating network) : Motor control of oscillator)

Patent 5686867: Regulated supply for voltage controlled oscillator
(OSCILLATORS : RING OSCILLATORS : Parallel connected)

Patent 5686868: Semiconductor integrated circuit having VCO coupled through capacitance and buffer circuits
(OSCILLATORS : COMBINED WITH PARTICULAR OUTPUT COUPLING NETWORK : Space discharge or unilaterally conductive device in output network : Diverse-type oscillators)

Patent 5686869: Pulse-width modulating device
(MODULATORS : PULSE OR INTERRUPTED CONTINUOUS WAVE MODULATOR : Pulse width modulator :)

Patent 5686870: Mixer
(MODULATORS : AMPLITUDE MODULATOR : Suppressed carrier double sideband type : Including discrete semiconductor device : Magnetron type)

Patent 5686871: Method for minimizing radio frequency emissions from plug-in adapter cards in computer systems
(WAVE TRANSMISSION LINES AND NETWORKS : TRANSMISSION LINE INDUCTIVE OR RADIATION INTERFERENCE REDUCTION SYSTEMS : Having branched circuits)

Patent 5686872: Termination circuit for computer parallel data port
(WAVE TRANSMISSION LINES AND NETWORKS : DISSIPATING TERMINATIONS FOR LONG LINES : Polarization converters)

Patent 5686873: Antenna duplexer having transmit and receive portion formed in a single dielectric block
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : For providing frequency separation : Utilizing long line element : Using TEM lines)

Patent 5686874: Temperature-compensated combiner
(WAVE TRANSMISSION LINES AND NETWORKS : RESONATORS (DISTRIBUTED PARAMETER TYPE) : Temperature compensated : With tuning)

Patent 5686875: Mercury wetted switch
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : Utilizing conductive liquid (e.g., mercury) : Contact or electrode structure : Mercury or mercury wetted : Piston or plunger)

Patent 5686876: Superconducting magnet apparatus
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : Superconductive type : With coil structure)

Patent 5686877: Apparatus and method for the rapid discharge of superconducting magnet coil
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : Superconductive type : With coil structure)

Patent 5686878: Temperature sensitive fusible link assembly having cooperating projections and slots
(ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES : THERMALLY ACTUATED SWITCHES : With fusible, combustible or explosive material : Fusible, link or element structure or composition of material : Flexible or resilient)

Patent 5686879: Ammeter
(ELECTRICAL RESISTORS : RESISTANCE VALUE RESPONSIVE TO A CONDITION : Magnetic field or compass (e.g., Hall effect type) : Mechanically adjustable or variable)

Patent 5686880: Continuous weave resistor grid
(ELECTRICAL RESISTORS : WITH MOUNTING OR SUPPORTING MEANS : Compensates for or permits resistor : Terminal coated on)

Patent 5686881: Automatic phone light
(COMMUNICATIONS: ELECTRICAL : SYSTEMS : Signal light systems : Intermittent)

Patent 5686882: Silent alarm band
(COMMUNICATIONS: ELECTRICAL : TACTUAL INDICATION : Power control)

Patent 5686883: Vehicle anti-theft system
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Of burglary or unauthorized use : Including programmable key : Accessory (e.g., speaker, radio face plate, etc.))

Patent 5686884: Supervised alarm system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : With particular system function (e.g., temperature compensation, calibration) : Alarm system supervision : With ringback)

Patent 5686885: Sensor test method and apparatus
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : With particular system function (e.g., temperature compensation, calibration) : Testing : Diode)

Patent 5686886: Electronic neighborhood watch alert system and unit therefor
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : With particular coupling link : Radio : Including remote residential device : Tracking location (e.g., GPS, etc.))

Patent 5686887: Electronic locating device
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : With particular coupling link : Radio : Including central station detail : And remote station detail : Programmable :)

Patent 5686888: Use of mutter mode in asset tracking for gathering data from cargo sensors
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : With particular coupling link : Radio : Including personal portable device : Tracking location (e.g., GPS, etc.) : Specifying particular start/destination)

Patent 5686889: Infrared sniper detection enhancement
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Radio)

Patent 5686890: Door lock alarm
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Intrusion detection : Door or window movement : Permutation)

Patent 5686891: System for locating an object
(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 5686892: Stolen property tracking system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Article placement or removal (e.g., anti-theft) : Currency, credit card, or container therefor (e.g., wallet or handbag) : Specified connector (e.g., phone jack-type plug))

Patent 5686893: Water leakage detecting apparatus of water purifier
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Leakage : Bridge circuit)

Patent 5686894: Two terminal I.C. magnetic-field detector for use in a liquid level sensor and having an anti-slosh feature
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Material level : Liquid : Having means locking device to article)

Patent 5686895: Display unit for automobiles
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Condition of electrical apparatus : Battery : Semiconductor detector)

Patent 5686896: Low battery report inhibitor for a sensor
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Condition of electrical apparatus : Battery : Semiconductor detector)

Patent 5686897: Self-testing electronic grounding device
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Condition of electrical apparatus : Condition of intentional grounding circuit : Thermal or magnetic current sensors)

Patent 5686898: Paging network identification information distributed in address field
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Path selection : Data channel selector line : Hunting)

Patent 5686899: Truck van door lock
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Intelligence comparison for controlling : Authorization control (e.g., entry into an area) : Coded record input (e.g., IC card or key) : Wireless transmitter : Including timing means (e.g., clock))

Patent 5686900: Selective calling receiver with message display function
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Message presentation : Storing or retrieving message (e.g., received message database handling) : News information provider (e.g., sports, weather, etc.))

Patent 5686901: System and method for queuing and batching messages for wireless transmission
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Particular message and address format (e.g., POCSAG, FLEX, etc.) : Over the air)

Patent 5686902: Communication system for communicating with tags
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Interrogation response : Contention avoidance : Housing detail)

Patent 5686903: Trainable RF transceiver
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Program control : With addressing)

Patent 5686904: Secure self learning system
(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 5686905: Input/output switching apparatus having virtual control
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Path selection : Channel selecting matrix : Plural matrices : Having master control element)

Patent 5686906: Apparatus for monitoring moving bodies
(COMMUNICATIONS: ELECTRICAL : TRAFFIC CONTROL INDICATOR : Combined (e.g., toll systems, one-way) : Rotating cam structure (specific structure required))

Patent 5686907: Skew and loss detection system for individual high lift devices
(COMMUNICATIONS: ELECTRICAL : AIRCRAFT ALARM OR INDICATING SYSTEMS : Sonic or ultrasonic)

Patent 5686908: Wind shear detector with slow shear bias
(COMMUNICATIONS: ELECTRICAL : AIRCRAFT ALARM OR INDICATING SYSTEMS : Flight alarm : Wind shear : Magnetic field guide)

Patent 5686909: Alarm system for boat covers and automobile convertible tops
(COMMUNICATIONS: ELECTRICAL : WATERCRAFT ALARM OR INDICATING SYSTEMS : Obstruction beacon)

Patent 5686910: Vehicular emergency message system with automatic periodic call-in
(COMMUNICATIONS: ELECTRICAL : VEHICLE POSITION INDICATION : Rudder position indicator)

Patent 5686911: Contact type rotary encoder employing electrically conductive balls as switching contacts for printed circuit electrodes
(CODED DATA GENERATION OR CONVERSION : DIGITAL PATTERN READING TYPE CONVERTER : Brush and contacts or conductive pattern : Having optical waveguide)

Patent 5686912: Data compression method and apparatus with optimized transitions between compressed and uncompressed modes
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : Adaptive coding : Pressure sensitive actuation)

Patent 5686913: Serial data interface apparatus and method for detecting an input word length and selecting an operating mode accordingly
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : Adaptive coding : Pressure sensitive actuation)

Patent 5686914: Information processing system
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from run length limited codes : Binary to or from ternary)

Patent 5686915: Interleaved Huffman encoding and decoding method
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : To or from number of pulses : To or from Huffman codes : With rollover feature (i.e., antidoublestrike))

Patent 5686916: Multi-code-book 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 5686917: System and method for demultiplexing data in an instrumentation system
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Multiplex : Linearization (e.g., nonlinear transfer characteristic compensates for nonlinear transducer))

Patent 5686918: Analog-to-digital converter with digital-to-analog converter and comparator
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Analog to digital conversion : Analog input compared with static reference : Acting sequentially : Including priority encoder)

Patent 5686919: Process for generating wind profiler data free of fixed ground clutter contamination
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RADAR FOR METEOROLOGICAL USE (EPO) : Ground based (EPO) : Particular SAR processing techniques (e.g., squint mode, doppler beam-sharpening mode, spotlight mode, bistatic SAR, inverse SAR) (EPO))

Patent 5686920: Transponder maintenance mode method
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RADAR TRANSPONDER SYSTEM : Secondary Surveilance Radar (SSR) or Air Traffic Control Radar Beacon System (ATCRBS))

Patent 5686921: Radar system
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DETERMINING DISTANCE : Phase comparison : FM type)

Patent 5686922: Super spatially variant apodization (Super - SVA)
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : WITH PARTICULAR CIRCUIT : Digital processing : Fast fourier transform (FFT) : Cursor)

Patent 5686923: Multi-beam antenna for receiving microwaves emanating from several satellites
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With pulse shaping)

Patent 5686924: Local-area position navigation system with fixed pseudolite reference transmitters
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With position indicating : Using Global Positioning Satellite (GPS or Glonass) : With transmission of location-indicative information to or from a remote station :)

Patent 5686925: System for obtaining a velocity of a moving object from a speed sensor with an improved adjustment of a speed conversion coefficient
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With position indicating : Using Doppler frequency shift : With ambiguity resolving)

Patent 5686926: Multibeam antenna devices
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a steerable array : With a matrix : Controlled)

Patent 5686927: Retractable antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With radio cabinet :)

Patent 5686928: Phased array antenna for radio frequency identification
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With vehicle : Watercraft part of active antenna or vice versa)

Patent 5686929: RF homing head antenna system for missiles
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Logarithmically periodic : Doublet type)

Patent 5686930: Ultra lightweight thin membrane antenna reflector
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Antenna components : Reflector or director : Dielectric type)

Patent 5686931: Device for displaying colors produced by controllable cholesteric color filters
(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) : Color : Including transformer)

Patent 5686932: Compensative driving method type liquid crystal 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 : Redundancy (e.g., plural control elements or electrodes))

Patent 5686933: Drive 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) : Waveform generation : Three or more voltages : Smooth or continuous)

Patent 5686934: Display control 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 : Ferroelectric liquid crystal elements : Smooth or continuous)

Patent 5686935: Data line drivers with column initialization transistor
(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 5686936: Active matrix display device and method therefor
(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 5686937: User interface system and method for creating and removing a scrolling icon from a display based upon user past and present interaction with
(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 5686938: Adaptive cursor control 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 : Cursor : Status indicator : Dynamically changed appearance (e.g., animated or live action) : Scrolling (e.g., spin dial))

Patent 5686939: Spatial light modulators
(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 : Color)

Patent 5686940: Display apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Animation)

Patent 5686941: Information recording apparatus having a vacuum system
(SEAL FOR A JOINT OR JUNCTURE : SEAL BETWEEN RELATIVELY MOVABLE PARTS (I.E., DYNAMIC SEAL) : Diverse and distinct dynamic seals : Close proximity seal (e.g., contactless, fluent, etc.) : Plural stacked rings)

Patent 5686942: Remote computer input system which detects point source on operator
(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 5686943: Ink jet printer having temperature sensor for periodic contact with printhead
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Of temperature or pressure of device or component thereof : Creating plural tones)

Patent 5686944: Serial printer with hybrid print control of interlaced and minute feed printing
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Array of ejectors : Interlace : Movement)

Patent 5686945: Capping structures for acoustic printing
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Discharge means : Free surface : Movement)

Patent 5686946: Ink jet recording device
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Drop-on-demand : With piezoelectric force ejection : With additional feature)

Patent 5686947: Ink jet printer incorporating high volume ink reservoirs
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Fluid or fluid source handling means : Fluid supply system : With aerosol formation)

Patent 5686948: Method for refilling ink jet cartridges
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Fluid or fluid source handling means : Fluid supply system : With aerosol formation)

Patent 5686949: Compliant headland design for thermal ink-jet pen
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Fluid or fluid source handling means : Fluid supply system : Cartridge : With integral ejector : Drop sensors)

Patent 5686950: Mounting device and a recording apparatus including the same
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Medium and processing means : Physical handling : Ink)

Patent 5686951: Ink jet printing method and printed article
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Medium and processing means : Receiving medium : Physical characteristics : With carrier)

Patent 5686953: Imaging system and method using linear perceived optical density interface
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Tone marking : By varying intensity of light beam : Specific lens)

Patent 5686954: Program information broadcasting method program information display method, and receiving device
(INTERACTIVE VIDEO DISTRIBUTION SYSTEMS : OPERATOR INTERFACE : To facilitate tuning or selection of video signal : Electronic program guide : For displaying additional information : With separate window, panel, or screen :)

Patent 5686956: Object-by background information coding apparatus and method
(TELEVISION : TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) : Transmission control (e.g., resolution or quality) : Field or frame difference (e.g., moving frame) :)

Patent 5686957: Teleconferencing imaging system with automatic camera steering
(TELEVISION : PANORAMIC : Including intensity to color conversion (e.g., colorizer, etc.))

Patent 5686958: Electronic endoscope apparatus with noise suppression circuit
(TELEVISION : SPECIAL APPLICATIONS : With endoscope : Illumination : Color sequential illumination : With alternating polarization)

Patent 5686959: Image quality inspection system and image synthesis method
(TELEVISION : SPECIAL APPLICATIONS : Flaw detector : Of electronic circuit chip or board : Farm vehicle)

Patent 5686960: Image input device having optical deflection elements for capturing multiple sub-images
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Unitary image formed by compiling sub-areas of same scene (e.g., array of cameras) : With image intensifier)

Patent 5686961: Automatic video image data reduction and prioritization system and method
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Adaptive)

Patent 5686962: Motion image coder using pre-filter to reduce quantization error
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Motion vector : Subband coding)

Patent 5686963: Method for performing rate control in a video encoder which provides a bit budget for each frame while employing virtual buffers and virtual
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Adaptive : Feed forward : Feed back)

Patent 5686964: Bit rate control mechanism for digital image and video data compression
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Block coding : Discrete cosine)

Patent 5686965: Two-part synchronization scheme for digital video decoders
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Adaptive)

Patent 5686966: Digital data transmission system for transmitting digital data in a predetermined bandwidth without distortion
(TELEVISION : NONPICTORIAL DATA PACKET IN TELEVISION FORMAT : Changing number of fields for standard conversion)

Patent 5686967: Information signal editing apparatus and editing system
(TELEVISION : SYNCHRONIZATION : Locking of video or audio to reference timebase : Including demodulator)

Patent 5686968: Synchronizing signal generation circuit
(TELEVISION : SYNCHRONIZATION : Sync generation : Color)

Patent 5686969: Method and apparatus for adjusting screen size of televisions in incremental steps
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : Multimode (e.g., composite, Y, C; baseband RF) : For receiving more than one format at will (e.g., NTSC/PAL) : For format with different aspect ratio : Locking rates)

Patent 5686970: Average luminance level detection apparatus and aspect ratio auto-discrimination apparatus for a television signal using the same
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : Multimode (e.g., composite, Y, C; baseband RF) : Format detection : Color processing)

Patent 5686971: Still picture generating apparatus and freeze encoder
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : Instant replay or freeze frame : Format detection)

Patent 5686972: Circuit for adaptively separating luminance and color signals based on expended vertical and horizontal correlations and method therefor
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Chrominance-luminance signal separation : Masking (e.g., R, G, B to R`, G`, B`))

Patent 5686973: Method for detecting motion vectors for use in a segmentation-based coding system
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Motion vector generation : Diode)

Patent 5686974: Method of and apparatus for providing a high speed video switch
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Switching : Composite color signal)

Patent 5686975: Polarel panel for stereoscopic displays
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : LIQUID CRYSTAL SYSTEM : Stereoscopic : For protection)

Patent 5686976: Liquid crystal display with storage capacitors for holding electric charges
(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 supplemental capacitor : With particular dielectric mirror for spatial light modulator (i.e., SLM))

Patent 5686977: Liquid crystal display and a manufacturing method thereof
(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 supplemental capacitor : With particular dielectric mirror for spatial light modulator (i.e., SLM))

Patent 5686978: Method for manufacturing a polymer-dispersed liquid crystal display panel
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Microencapsulated or polymer dispersed liquid crystal : Formed by particular technique : Having UV polymerized element : With particular insulating layer)

Patent 5686979: Optical panel capable of switching between reflective and transmissive states
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Polarizer : Formed by particular technique)

Patent 5686980: Light-shielding film, useable in an LCD, in which fine particles of a metal or semi-metal are dispersed in and throughout an inorganic
(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 5686981: Ophthalmologic device for accurately positioning a contact lens to an eye
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including projected target image : For cornea curvature measurement :)

Patent 5686982: Method for the amelioration of visual distress
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Methods of use : Including test chart or target)

Patent 5686983: Photoprinting method with means to determing the original light source including the presence or absence of flashes of light
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Multicolor picture : Regulating light intensity or exposure time : Including :)

Patent 5686984: Projection exposure method and apparatus to determine optical performance of reticle
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5686985: Toner container and developing device with the same toner container assembled therein
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Light source)

Patent 5686986: Optical fiber characteristic measuring device
(OPTICS: MEASURING AND TESTING : FOR OPTICAL FIBER OR WAVEGUIDE INSPECTION : Lamp attachments)

Patent 5686987: Methods for assessing visual tasks to establish desirable lighting and viewing conditions for performance of tasks; apparatus; and,
(OPTICS: MEASURING AND TESTING : INSPECTION OF FLAWS OR IMPURITIES : Integrating spheres)

Patent 5686988: Gas concentration measurement instrument based on the effects of a wave-mixing interference on stimulated emissions
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : With sample excitation (e.g., burning) : By light : Monochromatic (e.g., laser) : Including an alternating reference path)

Patent 5686989: Transient spray patternator
(OPTICS: MEASURING AND TESTING : FOR SIZE OF PARTICLES : By particle light scattering : Having adjustable color or bandwidth)

Patent 5686990: Optical source isolator with polarization maintaining optical fiber and aspheric collimating and focusing lens
(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) : With diffraction grating means)

Patent 5686991: Positioning apparatus having the interferometer and accelerometer positioned such that there signals are in phase
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : For dimensional measurement : Displacement or distance : X-Y and/or Z table : Having wavefront division (e.g., by diffraction))

Patent 5686992: Three-dimensional processing device
(OPTICS: MEASURING AND TESTING : SHAPE OR SURFACE CONFIGURATION : With screen)

Patent 5686993: Method of and apparatus for measuring film thickness
(OPTICS: MEASURING AND TESTING : DIMENSION : Thickness : Light scanning)

Patent 5686994: Appearance inspection apparatus and appearance inspection method of electronic components
(OPTICS: MEASURING AND TESTING : BY CONFIGURATION COMPARISON : With comparison to master, desired shape, or reference voltage : For comparison with master or desired configuration)

Patent 5686995: Scale pattern arrangement
(OPTICS: MEASURING AND TESTING : BY CONFIGURATION COMPARISON : With object being compared and light beam moved relative to each other (e.g., scanning) : For comparison with master or desired configuration)

Patent 5686996: Device and method for aligning a laser
(OPTICS: MEASURING AND TESTING : BY ALIGNMENT IN LATERAL DIRECTION : With object being compared and light beam moved relative to each other (e.g., scanning))

Patent 5686997: Scanning projection exposure method and projection exposure apparatus
(OPTICS: MEASURING AND TESTING : BY ALIGNMENT IN LATERAL DIRECTION : With registration indicia (e.g., scale) : For comparison with master or desired configuration)

Patent 5686998: System for adjusting color intensity of neighboring pixels
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5686999: Punch apparatus for improved registration of image receiving material in an image forming device
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5687000: Colorant-amount transforming method
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5687001: Halftone image ion printer
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : By information carrying flow of invisible charged particles : Including driving circuitry : Laminated head including charged particle generation layer)

Patent 5687002: Image forming apparatus with a solid-state scanning optical print head
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : ELECTRIC MARKING APPARATUS OR PROCESSES : Electrostatic : Photo scanning : Beam generator driving means : Having feedback or environmental control : Modified or specific fluid (e.g., heated, dehumidified, specified gas))

Patent 5687003: Reader with high-resolution mode and high-speed mode
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Signal sampling and conversion : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5687004: Apparatus for scanners system having an infrared ray source
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Signal sampling and conversion : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5687005: Method of optimizing the reproduction of a picture copy through minimization of elementary halftone cell overlap
(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 5687006: Image regenerating apparatus having improved character resolution and pattern gradation
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Text and image detection and processing : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5687007: Image reading device including prevention of thermally induced component dislocation
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Picture signal thresholding)

Patent 5687008: Image reading apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Facsimile illumination control : Variable thresholding technique)

Patent 5687009: Device and method for maintaining image scanner data output rate without regard to scanline length while maintaining a constant integration time
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Scan rate or document movement variation in accordance with data presence : Charge coupled device)

Patent 5687010: Dual motion scanning method and apparatus therefor
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Linear scanning pattern : Document moves during scanning : Internal scan)

Patent 5687011: System for originating film and video images simultaneously, for use in modification of video originated images toward simulating images
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Color photography previewer : With memory for storage of conversion data)

Patent 5687012: Hologram in which a plurality of areas are set and holography system to which hologram is applied
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Authentication :)

Patent 5687013: Optical communication system having loop-back function for informing congestion state of receiving node
(OPTICAL COMMUNICATIONS : TRANSMITTER AND RECEIVER SYSTEM : Plural stations : Unidirectional or loopback : Using optical phase conjugation)

Patent 5687014: Optical distribution shelf for a remote terminal of an optical fiber telecommunications network
(OPTICAL COMMUNICATIONS : MULTIPLEX : Hybrid : Time and wavelength division : Bus)

Patent 5687015: Radio apparatus
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Synchronizing : Bus extenders)

Patent 5687016: Light beam deflecting device
(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) : Particular mount or driver for element : Bearing or shaft for rotary driver :)

Patent 5687017: Rotary polyhedral mirror and method for producing the mirror
(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) : Including reflective type moving element : Having multifaceted rotating element : Single plane mirror element)

Patent 5687018: Receiving system with signal transmitting systems for transmitting an input signal as a modulated beam with an adjusted beam intensity
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Opto-optical device)

 

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