Patents 5627442 - 5627695

 

 

Patent 5627442: Method and apparatus for controlling coordinate displacements of a platform
(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 5627443: Method of driving stepping motor
(ELECTRICITY: MOTIVE POWER SYSTEMS : OPEN-LOOP STEPPING MOTOR CONTROL SYSTEMS : Having commutating switch-type transmitter)

Patent 5627444: Switched reluctance motor control
(ELECTRICITY: MOTIVE POWER SYSTEMS : SYNCHRONOUS MOTOR SYSTEMS : Hysteresis or reluctance motor systems : Cyclically varying or repeated speed schedules)

Patent 5627445: Sensing phase current in switched reluctance machines
(ELECTRICITY: MOTIVE POWER SYSTEMS : SYNCHRONOUS MOTOR SYSTEMS : Hysteresis or reluctance motor systems : Cyclically varying or repeated speed schedules)

Patent 5627446: Induction motor control method
(ELECTRICITY: MOTIVE POWER SYSTEMS : INDUCTION MOTOR SYSTEMS : Primary circuit control : Responsive to motor condition : Responsive to speed or rotation phase angle : Phase splitting using stator winding mutual inductance or saturable winding)

Patent 5627447: Method and apparatus for detecting current delay angle from motor terminal voltage
(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 : Including inverter : With variable temperature coefficient impedance element)

Patent 5627448: Electric vehicle charging connector assembly
(ELECTRICAL CONNECTORS : WITH UNAUTHORIZED CONNECTION PREVENTER, E.G., KEY OR COMBINATION LOCK : With fluid pressure operating or control means)

Patent 5627449: Electronic device, battery pack and charger for the battery pack
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : MEANS TO IDENTIFY CELL OR BATTERY TYPE : Vehicle battery charging)

Patent 5627450: Tiltable docking base with a battery charger
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : Input/output device support : Disk drive support)

Patent 5627451: Control method and control apparatus for secondary battery charging in constant current charging method
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL CHARGING : With thermal condition detection : Detection of current or voltage differential (e.g., slope, etc.) : Pulse-width modulation)

Patent 5627452: Charging method of secondary battery
(ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING : BATTERY OR CELL CHARGING : With peak detection of current or voltage (e.g., delta-V or delta-I utilized, etc.) : Hysteresis type (e.g., antichattering, etc.))

Patent 5627453: Smart battery odometer
(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 5627454: Method for stabilizing a power supply network against reactive load fluctuations, and a power factor compensation device
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : FOR REACTIVE POWER CONTROL : Using impedance : Switched impedance : Static switch :)

Patent 5627455: Boost topology with two outputs for power factor correction application
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : IN SHUNT WITH SOURCE OR LOAD : Using choke and switch across source : In bridge)

Patent 5627456: All FET fully integrated current 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 : Including parallel paths (e.g., current mirror) : With additional stage)

Patent 5627457: Power supply device, liquid crystal display device, and method of supplying power
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : EXTERNAL OR OPERATOR CONTROLLED : Using a three or more terminal semiconductive device as the final control device)

Patent 5627458: Integrated negative D-C bias circuit
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Including plural loads commonly controlled : With electronic tube or a three or more terminal semiconductive device in control circuit)

Patent 5627459: DC/DC converter
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Switched (e.g., switching regulators) : Digitally controlled : Including final control device parameter)

Patent 5627460: DC/DC converter having a bootstrapped high side driver
(ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS : OUTPUT LEVEL RESPONSIVE : Using a three or more terminal semiconductive device as the final control device : Switched (e.g., switching regulators) : With ramp generator or controlled capacitor charging : Including filter sensing)

Patent 5627461: Reference current circuit capable of preventing occurrence of a difference collector current which is caused by early voltage effect
(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 5627462: Apparatus and method for measuring power demand from conventional watt-hour utility meters
(ELECTRICITY: MEASURING AND TESTING : MEASURING, TESTING, OR SENSING ELECTRICITY, PER SE : Demand, excess, maximum or minimum (e.g., separate meters for positive and negative power, peak voltmeter) : Automatic)

Patent 5627463: Automatic multi-function testing machine for electric appliances
(ELECTRICITY: MEASURING AND TESTING : MISCELLANEOUS : Combined)

Patent 5627464: Rotation angle detecting device for a camshaft provided in an internal combustion engine
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : Hall effect : Electrically energized)

Patent 5627465: Rotational position sensor with mechanical adjustment of offset and gain signals
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : Hall effect : Electrically energized)

Patent 5627466: Position measuring device having a sensor for sensing the distance between a scanning unit and a scale
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensor means : Magnetoresistive : Electrically energized)

Patent 5627467: Device for sensing the displacement of working members industrial equipment
(ELECTRICITY: MEASURING AND TESTING : MAGNETIC : Displacement : Having particular sensed object : Magnetoresistive)

Patent 5627468: Method and system for carrying out magnetic resonance imaging using the MTC effect for angiography
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : Having particular optical cell structure)

Patent 5627469: Separation of fat and water magnetic resonance images
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5627470: Magnetic resonance apparatus with an illumination means
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Spectrometer components : Including a test sample and control sample)

Patent 5627471: Pole piece for MR imager
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Spectrometer components : Polarizing field magnet :)

Patent 5627472: Condition tester for a battery
(ELECTRICITY: MEASURING AND TESTING : ELECTROLYTE PROPERTIES : Using a battery testing device : Having particular meter scale or indicator : Including an integrating device)

Patent 5627473: Connector inspection device
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Electrical connectors : With barrier layer)

Patent 5627474: Continuity checker for allocating individual cores of multi-core cables
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Multiconductor cable : With barrier layer)

Patent 5627475: Metal detector coil resistance testing
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Winding or coil : For insulation fault)

Patent 5627476: Milliohm impedance measurement
(ELECTRICITY: MEASURING AND TESTING : IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS : Lumped type parameters : Using resistance or conductance measurement : With ratio determination : Including heating)

Patent 5627477: Semiconductor device and burn-in method thereof
(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 5627478: Apparatus for disabling and re-enabling access to IC test functions
(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 5627479: Method and apparatus for determining characteristic electrical material parameters of semi-conducting materials
(ELECTRICITY: MEASURING AND TESTING : FAULT DETECTING IN ELECTRIC CIRCUITS AND OF ELECTRIC COMPONENTS : Of individual circuit component or element : Test of semiconductor device : Cantilever)

Patent 5627480: Tristatable bidirectional buffer for tristate bus lines
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : ACCELERATING SWITCHING : Parasitic prevention in integrated circuit structure)

Patent 5627481: Fast transmission line implemented with receiver, driver, terminator and IC arrangements
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : SIGNAL SENSITIVITY OR TRANSMISSION INTEGRITY : Bus or line termination (e.g., clamping, impedance matching, etc.) : With field effect-transistor)

Patent 5627482: Electronic digital clock distribution system
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : CLOCKING OR SYNCHRONIZING OF LOGIC STAGES OR GATES : Current driving (e.g., fan in/out, off chip driving, etc.))

Patent 5627483: Emitter coupled logic circuit with MOS differential stage
(ELECTRONIC DIGITAL LOGIC CIRCUITRY : FUNCTION OF AND, OR, NAND, NOR, OR NOT : Bipolar and FET : Bi-CMOS : CMOS)

Patent 5627484: CMOS sense amplifier
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL : By amplitude : With sensing amplifier : Differential amplifier : With reference signal : Cross-coupled)

Patent 5627485: Voltage-independent super voltage detection 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 single fixed reference : With logic or bistable circuit)

Patent 5627486: Current mirror circuits and methods with guaranteed off state and amplifier circuits using same
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Current driver : Having digital device (e.g., logic gate, flip-flop, etc.))

Patent 5627487: Charge conserving driver circuit for capacitive loads
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Current driver : Having capacitive load : Push-pull : With differential amplifier)

Patent 5627488: Delay circuit, oscillation circuit and semiconductor memory device
(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 5627489: Level shifter with improved rejection of voltage variations
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SIGNAL CONVERTING, SHAPING, OR GENERATING : Amplitude control : Interstage coupling (e.g., level shift, etc.) : With feedback)

Patent 5627490: Amplifier circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : EXTERNAL EFFECT : Magnetic : Bridge circuit)

Patent 5627491: Plural stage circuit with automatic adaptation to first and second voltage ranges of a common voltage source
(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 5627492: Circuit and method for isolating circuit blocks for reducing power dissipation
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : With specific source of supply or bias voltage : Power conservation or pulse type : Using field-effect transistor)

Patent 5627493: Semiconductor device having supply voltage deboosting circuit
(MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS : SPECIFIC IDENTIFIABLE DEVICE, CIRCUIT, OR SYSTEM : With specific source of supply or bias voltage : Including signal protection or bias preservation : With field-effect transistor : With field-effect transistor)

Patent 5627494: High side current sense amplifier
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Including differential amplifier : Having current mirror amplifier :)

Patent 5627495: Topography for integrated circuit operational amplifier
(AMPLIFIERS : WITH SEMICONDUCTOR AMPLIFYING DEVICE (E.G., TRANSISTOR) : Integrated circuits : And bandpass, broadband (e.g., wideband) or sidepass means)

Patent 5627496: PLL and phase detection circuit therefor
(OSCILLATORS : AUTOMATIC FREQUENCY STABILIZATION USING A PHASE OR FREQUENCY SENSING MEANS : With reference oscillator or source : Signal or phase comparator : With motor comparator)

Patent 5627497: Resonator package for atomic frequency standard
(OSCILLATORS : MOLECULAR OR PARTICLE RESONANT TYPE (E.G., MASER) :)

Patent 5627498: Multiple frequency oscillator
(OSCILLATORS : SOLID STATE ACTIVE ELEMENT OSCILLATOR : Transistors : L-C type : Electromechanical resonators other than piezoelectric crystals)

Patent 5627499: Digital modulator and upconverter having single-bit delta-sigma data converters
(MODULATORS : FREQUENCY SHIFT KEYING MODULATOR OR MINIMUM SHIFT KEYING MODULATOR : Including logic element (e.g., logic gate or flip-flop) :)

Patent 5627500: Phase modulator having individually placed edges
(MODULATORS : PULSE OR INTERRUPTED CONTINUOUS WAVE MODULATOR : Pulse position, frequency, phase, or spacing modulator : Including electron discharge device)

Patent 5627501: Signal coupler with automatic common line attenuation compensation
(WAVE TRANSMISSION LINES AND NETWORKS : AUTOMATICALLY CONTROLLED SYSTEMS : Having branched circuits)

Patent 5627502: Resonator filter with variable tuning
(WAVE TRANSMISSION LINES AND NETWORKS : PLURAL CHANNEL SYSTEMS : Having branched circuits : For providing frequency separation : Utilizing long line element : Using TEM lines)

Patent 5627503: Relay
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : ELECTROMAGNETICALLY ACTUATED SWITCHES : Polarity-responsive : With locking, latch or tripping structure)

Patent 5627504: Electromagnetic actuating device, in particular for a valve
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : With magneto-mechanical motive device (e.g., electromagnet with armature) : With permanent magnet : Polarized electromagnet : Short-circuited winding)

Patent 5627505: Magnetic cylinder with axial extending permanent bar magnets
(ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS : MAGNETS AND ELECTROMAGNETS : Magnet structure or material : Permanent magnets : With cooling means)

Patent 5627506: Overload protector
(ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES : THERMALLY ACTUATED SWITCHES : Fusible element actuated)

Patent 5627507: Temperature control device with a spring-biased stem and a switch spring of bridge-like configuration
(ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES : THERMALLY ACTUATED SWITCHES : With longitudinally expansible solid element : Expansible solid structure or composition of material : Rod, tube or cylinder : Snap-action)

Patent 5627508: Pilot vehicle which is useful for monitoring hazardous conditions on railroad tracks
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Prerecorded message describes position)

Patent 5627509: Glazing unit security system
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Of burglary or unauthorized use : Including specified sensor : Window (i.e., glass) : Off course, route re-search)

Patent 5627510: Vehicular safety distance alarm system
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Of relative distance from an obstacle : Including keyless entry)

Patent 5627511: Distance measuring apparatus for automotive vehicles that compensates for the influence of particles floating in the air
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Of relative distance from an obstacle : Including keyless entry)

Patent 5627512: Seat belt safety alarm
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : Internal alarm or indicator responsive to a condition of the vehicle : Reminder : Of seat belt application : Inductive)

Patent 5627513: Portable visual emergency signal device
(COMMUNICATIONS: ELECTRICAL : LAND VEHICLE ALARMS OR INDICATORS : External signal light system : Hazard warning or distress signalling : Portable signal : Digital)

Patent 5627514: Fire detector and fire receiver
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : With particular system function (e.g., temperature compensation, calibration) : Alarm system supervision : Fail-safe : Vertical axis)

Patent 5627515: Alarm system with multiple cooperating sensors
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : With particular system function (e.g., temperature compensation, calibration) : Selection from a plurality of sensed conditions : Automatic (e.g., periodic, start-up))

Patent 5627516: Electronic article surveillance input configuration control system employing expert system techniques for dynamic optimization
(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 5627517: Decentralized tracking and routing system wherein packages are associated with active tags
(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 5627518: Infrared animal detector and driver warning system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Intrusion detection : Responsive to intruder energy : Electromagnetic energy : Fence)

Patent 5627519: Acoustical alarm strong box
(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 5627520: Tamper detect monitoring device
(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 5627521: Personal microwave and radio frequency detector
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Radiant energy : Current modifier or generator)

Patent 5627522: Automated liquid level sensing system
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Material level : Liquid : Having means locking device to article)

Patent 5627523: Liquid level sensor device
(COMMUNICATIONS: ELECTRICAL : CONDITION RESPONSIVE INDICATING SYSTEM : Specific condition : Fluent material : Material level : Liquid : Float sensor : Laser)

Patent 5627524: Infrared locator system
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Interrogation response : Contention avoidance : Housing detail)

Patent 5627525: Electronic pocket notebook-type pager
(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 5627526: Proximity detection using DPSK waveform
(PULSE OR DIGITAL COMMUNICATIONS : SYSTEMS USING ALTERNATING OR PULSATING CURRENT : Angle modulation : Phase shift keying : Differential phase shift keying (diphase) : Quaternary)

Patent 5627527: Thermostatically controlled remote control for a ceiling fan and light
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Monitoring in addition to control (e.g., supervisory) : Data channel selector line)

Patent 5627528: Selective call receiver capable of suspending acknowledge-back signals and method therefor
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Two-way paging : Acknowledgment of message receipt : Voice)

Patent 5627529: Vehicle control system with trainable transceiver
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Pulse responsive actuation : Serial : Radio link : Counting chain)

Patent 5627530: Device operable as a TDD and a standard computer keyboard
(CODED DATA GENERATION OR CONVERSION : BODILY ACTUATED CODE GENERATOR : For handicapped user : Having optical waveguide)

Patent 5627531: Multi-function menu selection device
(CODED DATA GENERATION OR CONVERSION : BODILY ACTUATED CODE GENERATOR : Including keyboard or keypad : Having optical waveguide)

Patent 5627532: Switch panel device
(CODED DATA GENERATION OR CONVERSION : BODILY ACTUATED CODE GENERATOR : Including keyboard or keypad : Variable key legends :)

Patent 5627533: Adjusting encoding table size and memory allocation for data compression in response to input data
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : Adaptive coding : Pressure sensitive actuation)

Patent 5627534: Dual stage compression of bit mapped image data using refined run length and LZ compression
(CODED DATA GENERATION OR CONVERSION : DIGITAL CODE TO DIGITAL CODE CONVERTERS : Unnecessary data suppression : BCD (binary-coded decimal) to binary)

Patent 5627535: Quantization apparatus
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Increasing converter resolution (e.g., dithering) : Plural slope analog to digital converter)

Patent 5627536: Multiplexed delta-sigma modulator
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Multiplex : Linearization (e.g., nonlinear transfer characteristic compensates for nonlinear transducer))

Patent 5627537: Differential string DAC with improved integral non-linearity performance
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Digital to analog conversion : Linearization (e.g., nonlinear transfer characteristic compensates for nonlinear transducer))

Patent 5627538: Convolutional digital to analog converter
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Digital to analog conversion : Linearization (e.g., nonlinear transfer characteristic compensates for nonlinear transducer))

Patent 5627539: Bidirectional signalling mechanism for interfacing computing devices to the analog telephone network
(CODED DATA GENERATION OR CONVERSION : ANALOG TO OR FROM DIGITAL CONVERSION : Analog to digital conversion : Using ladder network)

Patent 5627540: Remote control system having full-function and abbreviated-function remote control units
(CODED DATA GENERATION OR CONVERSION : CODE GENERATOR OR TRANSMITTER : Transmitter for remote control signal : Using charge transfer devices (e.g., charge coupled devices, charge transfer by switched capacitances))

Patent 5627541: Interference type radiation attenuator
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : RADIO WAVE ABSORBER :)

Patent 5627542: Method of making a radar transparent window material operable above 2000.degree. C.
(PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES : FORMING ARTICLES BY UNITING RANDOMLY ASSOCIATED PARTICLES : Utilizing diverse solid particles : From felt or batt)

Patent 5627543: Method of image generation by means of two-dimensional data processing in connection with a radar with synthetic aperture
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : SYNTHETIC APERTURE RADAR : Mapping or imaging using synthetic aperture radar (EPO) : Radar reacts to jamming)

Patent 5627544: Data communication method using identification protocol
(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 5627545: Radar apparatus
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : CLUTTER ELIMINATION : MTI (Moving target indicator) : Digital : With CRT display)

Patent 5627546: Combined ground and satellite system for global aircraft surveillance guidance and navigation
(COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION) : DIRECTIVE : Including a satellite : With pulse shaping)

Patent 5627547: Mapless GPS navigation system in vehicle entertainment system
(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) : Determining relative position (e.g., distance or direction) :)

Patent 5627548: Navigation wristwear
(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 ambiguity resolving)

Patent 5627549: Dual channel advertising referencing vehicle location
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : RELATIVE LOCATION : Space orbits or paths)

Patent 5627550: Wideband double C-patch antenna including gap-coupled parasitic elements
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)

Patent 5627551: Antennas for surface mounting and method of adjusting frequency thereof
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Microstrip : Reflector or director)

Patent 5627552: Antenna structure for use in a timepiece
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : Body-attached or connected : Supported underneath vehicle)

Patent 5627553: Folded lens antenna
(COMMUNICATIONS: RADIO WAVE ANTENNAS : ANTENNAS : With spaced or external radio wave refractor (e.g., lens) : With scanning, sweeping, or orienting : With feedback)

Patent 5627554: Segmented direct volume display device and method
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : SINGLE DISPLAY SYSTEM HAVING STACKED SUPERIMPOSED DISPLAY DEVICES (E.G., TANDEM) : Diverse display devices : Number of pixels per row or column conversion (i.e., resolution conversion))

Patent 5627555: Line flicker suppression by adaptive de-interlacing
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DATA RESPONSIVE CRT DISPLAY CONTROL : Data responsive deflection and intensity control : Number of pixels per row or column conversion (i.e., resolution conversion))

Patent 5627556: Circuit for driving alternating current thin film electroluminescence device using relative potential difference
(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) : Electroluminescent : Field emissive (e.g., FED, Spindt, microtip, etc.))

Patent 5627557: 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) : Control means at each display element : Including transformer)

Patent 5627558: DC interating display driver employing pixel status memories
(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 5627559: Electrooptical display apparatus and driver
(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 5627560: 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 : Ferroelectric liquid crystal elements : Smooth or continuous)

Patent 5627561: Electrophoretic display panel with selective character addressability
(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 : Particle suspensions (e.g., electrophoretic) : Input/output liquid crystal display panel)

Patent 5627562: Magnetic 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) : Plural mechanically movable display elements : With a permanent magnet placed on movable display elements : Input/output liquid crystal display panel)

Patent 5627563: Multicolor 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) : Plural mechanically movable display elements : With a permanent magnet placed on movable display elements : Input/output liquid crystal display panel)

Patent 5627564: Graphic on-screen display method
(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 : Menu or selectable iconic array (e.g., palette) : Window memory structure)

Patent 5627565: Space coordinates detecting device and input apparatus using same
(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 5627566: Keyboard
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Including keyboard : Trackball)

Patent 5627567: Method and apparatus for adaptive touch recognition in a touch sensitive user interface
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Touch panel : Having programmable function key)

Patent 5627568: Display buffer using minimum number of VRAMs
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS DISPLAY MEMORY SYSTEM : Frame buffer : Unified memory architecture (e.g., UMA))

Patent 5627569: Display control apparatus and method with initialization capability
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY DRIVING CONTROL CIRCUITRY : Controlling the condition of display elements : Synchronizing means)

Patent 5627570: Ink jet recording method using movable detection flags
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Measuring and testing (e.g., diagnostics) : With particular cooling means)

Patent 5627571: Drop sensing and recovery system for an ink jet printer
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Controller : Measuring and testing (e.g., diagnostics) : With particular cooling means)

Patent 5627572: Programmable head type detection and maintenance system
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : With cleaning or protector : Responsive to condition : Full-line array)

Patent 5627573: Maintenance device in an ink jet printing apparatus
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : With cleaning or protector : Nozzle cap, cover, or protection : Movement :)

Patent 5627574: Maintenance device in an ink jet printing apparatus
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : With cleaning or protector : Wiping : Movement)

Patent 5627575: Ink jet print head and ink jet printer
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Array of ejectors : With oscillatory motion)

Patent 5627576: Ink jet head using excited progressive waves
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : With plural transducers : Nozzles)

Patent 5627577: Ink jet carrier with flexible electrical cable for connection to a printing apparatus
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Ejector mechanism (i.e., print head) : Electrical connector means : Nozzles)

Patent 5627578: Desk top printing of raised text, graphics, and braille
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : INK JET : Medium and processing means : Fluid (e.g., fluid specifics))

Patent 5627579: Raster scanning optical system and method for adjusting scan line locations on a photoreceptor
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Including tensioning means)

Patent 5627580: System and method for enhanced printing
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : LIGHT OR BEAM MARKING APPARATUS OR PROCESSES : Scan of light : Plural beam scan : Specific light modulator : Including switching means)

Patent 5627581: Encoding apparatus and encoding method
(TELEVISION : TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) : Transmission control (e.g., resolution or quality) : Compression or decompression :)

Patent 5627582: Stereoscopic compression processing with added phase reference
(TELEVISION : STEREOSCOPIC : Signal formatting : Hue expander)

Patent 5627583: Electroendoscope apparatus
(TELEVISION : SPECIAL APPLICATIONS : With endoscope : Plural endoscopes interchangeable : Color sequential illumination)

Patent 5627584: Endoscope system with centralized control of associated peripheral equipment
(TELEVISION : SPECIAL APPLICATIONS : With endoscope : Plural endoscopes interchangeable : Color sequential illumination)

Patent 5627585: Arrangement for high-resolution scanning of large image formats with exact geometrical correspondence
(TELEVISION : SPECIAL APPLICATIONS : Object or scene measurement : With camera and object moved relative to each other : Including line to line comparison)

Patent 5627586: Moving body detection device of camera
(TELEVISION : OBJECT TRACKING : Infrared)

Patent 5627587: Solid-state camera in which a removable solid state memory having a backup battery is used as an image recording device
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : With details of static memory for output image (e.g., for a still camera) : Detachable : Processing or camera details)

Patent 5627588: Video signal processing stripe color demodulator system and method
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Combined image signal generator and general image signal processing : Exposure control)

Patent 5627589: Imaging apparatus with CCD holders
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : With optics peculiar to solid-state sensor : Exclusively dichroic elements)

Patent 5627590: Image encoding and transmitting system
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Intra/inter selection : Subband coding)

Patent 5627591: Image processing system using a pixel-by-pixel motion estimation based on feature points
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Motion vector : Subband coding)

Patent 5627592: Start code for signalling bits
(TELEVISION : BANDWIDTH REDUCTION SYSTEM : Format type : Including frequency folding (e.g., subsampling) : Including video-related information : Involving pattern matching)

Patent 5627593: Method for processing teletext data present in a television signal
(TELEVISION : NONPICTORIAL DATA PACKET IN TELEVISION FORMAT : Error correction or prevention : Frequency change of subcarrier)

Patent 5627594: Method of transmitting teletext pages
(TELEVISION : NONPICTORIAL DATA PACKET IN TELEVISION FORMAT : Including teletext decoder or display : Frequency change of subcarrier)

Patent 5627595: Sdystem for transmitting and decoding biphase data, in particular for VPS
(TELEVISION : FORMAT : Including additional information : During sync, blanking, or overscan : During vertical blanking : During vertical blanking interval)

Patent 5627596: Video synchronization circuit comprising a PLL with a circuit to set the frequency of the output signal when the feedback signal is not present
(TELEVISION : SYNCHRONIZATION : Automatic phase or frequency control : Noise reduction)

Patent 5627597: Device and method for interlacing a video signal having an integral number of scan lines in each field
(TELEVISION : SYNCHRONIZATION : To achieve interlaced scanning : Using color subcarrier)

Patent 5627598: Display apparatus including aspect ratio converter and child picture processing with four field sequence memory
(TELEVISION : SYNCHRONIZATION : To achieve interlaced scanning : Using color subcarrier)

Patent 5627599: Chrominance signal processing apparatus for digital television receiver
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Color killer : For quadrature signal (e.g., NTSC))

Patent 5627600: Luminance and chrominance signal separator using correlation detection
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Chrominance-luminance signal separation : Including comb filter (e.g., using line, field, frame delays) : Adaptive comb filter : Selects or blends two or more separated signals to derive output : Window signal generator (e.g., rectangle))

Patent 5627601: Motion estimation with bit rate criterion
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Motion vector generation : Diode)

Patent 5627602: Signal processing apparatus for plural kinds of video signals
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Switching : Composite color signal)

Patent 5627603: Image processing apparatus utilizing a conventional signal processor to process high-definition electronic camera signals
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Color television signal processing : receiver type)

Patent 5627604: Stabilizing the lock up of a bi-phase stable FPLL by augmenting a recovered DC pilot
(TELEVISION : RECEIVER CIRCUITRY : Demodulator : Plural processing units)

Patent 5627605: Method for correcting digital convergence of multi-mode projection television
(TELEVISION : VIDEO DISPLAY : Projection device : With alignment, registration or focus : Including processor interface (e.g., CPU))

Patent 5627606: Computer screen filter assembly
(TELEVISION : VIDEO DISPLAY : Cathode-ray tube : Protective device : With color specific optical device)

Patent 5627607: Spectacles with movable gems
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : With decoration or ornamentation : Detachably secured : Spring biased)

Patent 5627608: Spectacle frame having resilient legs
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Temples : Spring biased : Screwless lens mounting)

Patent 5627609: Temple for eyeglass frame
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Temples : With head or ear engaging attachments : Screwless lens mounting)

Patent 5627610: Self-locking nut for eye glasses having an unthreaded hole with vertical channels
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Connectors : With screw locking means : With lens clamping straps)

Patent 5627611: Artificial tears
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : SPECTACLES AND EYEGLASSES : Combined : Neck retainers)

Patent 5627612: Ophthalmic apparatus having program storing means
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT :)

Patent 5627613: Ophthalmological illumination device for observing an examined eye and method
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including illuminator : On rotary disc)

Patent 5627614: Method for imparting both high-impact cinematic images and conventional cinematic images on the same strip of motion picture film
(OPTICS: MOTION PICTURES : METHODS : Recording : With plural exposure of a single film : With color filtration)

Patent 5627615: Water-resistant camera assembly
(PHOTOGRAPHY : UNDERWATER, WATERPROOF, OR WATER-RESISTANT CAMERA : Synchronization of film and camera movement)

Patent 5627616: Surveillance camera system
(PHOTOGRAPHY : CAMERA SUPPORT : Surveillance type : Having release actuator on support)

Patent 5627617: Film feeding control device for accurate alignment of film frames and camera aperture
(PHOTOGRAPHY : WITH FILM DRIVE : Film movement limiting means : Responsive to film-winding lever)

Patent 5627618: Compact high-zoom-ratio real-image finder
(PHOTOGRAPHY : WITH VIEWFINDER : Selective or adjustable viewfinder field : Zoom : Base guide)

Patent 5627619: Automatic photographic developing machine
(PHOTOGRAPHY : FLUID-TREATING APPARATUS : Having photographic medium feed : And photographic medium immersed and removed : Strip type : Film in spaced spiral for processing)

Patent 5627620: Photometry device and method
(PHOTOGRAPHY : EXPOSURE CONTROL CIRCUIT : Having plural photocells : Antilog)

Patent 5627621: Camera
(PHOTOGRAPHY : WITH VIEWFINDER : Rear plates replaceable)

Patent 5627622: Trimming camera
(PHOTOGRAPHY : EXPOSURE CONTROL CIRCUIT : Program mode : Having indicator)

Patent 5627623: Camera and method for assuring photography with selected parameter
(PHOTOGRAPHY : HAVING OPERATOR CONTROLLED DATA ENTRY INTO CAMERA : Manual manipulators on camera body unit : Having plural pointers or match needle)

Patent 5627624: Integrated circuit test reticle and alignment mark optimization method
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5627625: Pattern projecting method
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5627626: Projectin exposure apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Illumination systems or details : Reflector between original and photo-sensitive paper)

Patent 5627627: Exposure control apparatus and method
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Illumination systems or details : Including photocell or phototube : Vertical optical path)

Patent 5627628: Electrophotographic apparatus
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Of plural processes : Single detector for plural toners)

Patent 5627629: Image forming apparatus for forming an image on an image receiving member by multiple image transfer
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Plural diverse (e.g., color) : Toner images overlapped : By diverting toner)

Patent 5627630: Developing apparatus having a toner supporting roller with an inner layer and surface layer
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Consumable : Photoconductive member : Misstrip of copy)

Patent 5627631: Developer replenishing device and developer container for use therewith
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Development prevention : Bias voltage : Opposite polarity)

Patent 5627632: Electrostatographic apparatus having a toner transfer assistance system and process
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Treatment of developed image prior to transfer : Dry development)

Patent 5627633: Pneumatic braking device for a recording substrate
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : Having copy-handling during fixing : Having copy medium guide)

Patent 5627634: Image fixing apparatus having a heater energized and controlled by electric energy
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of fixing : Temperature control : Detection of toner in developing unit)

Patent 5627635: Method and apparatus for optimizing sub-pixel resolution in a triangulation based distance measuring device
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : Triangulation ranging to a point with one projected beam : Using a source beam with a fixed axial direction or plane : With a single photodetector having multiple elements : Having moving receiver optics)

Patent 5627636: Distance measuring equipment
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : With photodetection : Of pulse transit time : Having pulse transmission trigger significance : Including a displayed image)

Patent 5627637: Fully distributed optical fiber strain sensor
(OPTICS: MEASURING AND TESTING : MATERIAL STRAIN ANALYSIS : Axes determination)

Patent 5627638: Method and apparatus for detecting defects in lenses
(OPTICS: MEASURING AND TESTING : LENS OR REFLECTIVE IMAGE FORMER TESTING : With lamp focusing)

Patent 5627639: Coded aperture imaging spectrometer
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : With aperture mask : Using plural beams)

Patent 5627640: Method for measuring radical species distribution in plasma and an apparatus therefor
(OPTICS: MEASURING AND TESTING : BY DISPERSED LIGHT SPECTROSCOPY : With sample excitation (e.g., burning) : By high frequency field (e.g., plasma discharge) : Including sputtering)

Patent 5627641: Isotopic analysis process by optical emission spectrometry on laser-produced plasma
(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 5627642: Method and apparatus for submicroscopic particle sizing by measuring degree of coherence
(OPTICS: MEASURING AND TESTING : FOR SIZE OF PARTICLES : By particle light scattering : Having adjustable color or bandwidth)

Patent 5627643: Method and detector for separation processes
(OPTICS: MEASURING AND TESTING : BY ELECTROPHORESIS : With photocell detection)

Patent 5627644: Kerr effect compensation by optical power balancing in interferometric fiber optic gyroscopes
(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 5627645: Method of and apparatus for measuring retardation of composite layer
(OPTICS: MEASURING AND TESTING : BY POLARIZED LIGHT EXAMINATION : Having wavefront division (by diffraction))

Patent 5627646: Method for locating flaws in a smooth surface of an object
(OPTICS: MEASURING AND TESTING : SHAPE OR SURFACE CONFIGURATION : Silhouette : Scan)

Patent 5627647: High speed laser/air slide dimensional measurement tool
(OPTICS: MEASURING AND TESTING : DIMENSION : Focus)

Patent 5627648: Method and apparatus for use in the measurement of the wavelength or frequency of an optical signal
(OPTICS: MEASURING AND TESTING : BY SHADE OR COLOR : With color transmitting filter : With color transmitting filter)

Patent 5627649: Method and device for correcting a position for writing an image
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5627650: Image forming apparatus having electronic sorting by image rotation
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5627651: Modifying print information based on feature detection
(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) : Dithering (e.g., spatial distribution of print elements by threshold matrix) : Adaptive dithering : Edge adaptive :)

Patent 5627652: Multibit RAM for parallel lookup of high resolution halftone screens
(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) : Adaptive error diffusion)

Patent 5627653: Print control device for determining a rotating speed of a print drum of an electrophotographic printer according to a data transmission speed
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Electrostatic or electrolytic : Document feed)

Patent 5627655: Recording apparatus and reproducing apparatus for video signals
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Record protection (e.g., anti-copying) : Digital technique)

Patent 5627656: Motion picture reproducing apparatus in synchronism with sound signal
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : By controlling read-write operations)

Patent 5627657: Method for sequentially displaying information recorded on interactive information recording medium
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast, slow, or stop reproducing : Track searching : Disc :)

Patent 5627658: Automatic networked facsimile queuing system
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Facsimile relay system : Composite image)

Patent 5627659: Image processing system capable of selecting from among a plurality of error diffusion matrices
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Facsimile alarm)

Patent 5627660: Image reading apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Document size detection : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5627661: Facsimile apparatus for optically recognizing characters and transmitting the recognized characters and communication system for
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Coded character : Carrier wave modulation)

Patent 5627662: Digital imaging system using two-dimensional input sensor array and output light valve
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Picture signal thresholding)

Patent 5627663: Secure optical identification method and means
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Authentication :)

Patent 5627664: Holographic storage with combined orthogonal phase codes and random phase codes
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using modulated or plural reference beams : Spatial, phase or amplitude modulation : Crystalline material)

Patent 5627665: Liquid crystal display device and method for producing the same
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Spacer : Formed as walls (e.g., between pixels) or integral with substrate : With detail of terminals to external circuit)

Patent 5627666: Liquid crystal phase modulator using cholesteric circular polarizers
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Interconnection of plural cells in series : Fluorescent light source)

Patent 5627667: Liquid crystal display apparatus, a method for producing the same, and a substrate
(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 5627668: Subcarrier-multiplexed optical transmission systems using optical channel selection
(OPTICAL COMMUNICATIONS : MULTIPLEX : Subcarrier multiplexing : Time and wavelength division)

Patent 5627669: Optical transmitter-receiver
(OPTICAL COMMUNICATIONS : OPTICAL COMMUNICATION OVER FREEE SPACE : Transceivers : Including alignment : Feedback control)

Patent 5627670: Scanning optical apparatus having beam scan controller
(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 moving prism)

Patent 5627671: Spectrometer slit switching mechanism
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT CONTROL BY OPAQUE ELEMENT OR MEDIUM MOVABLE IN OR THROUGH LIGHT PATH : Slit type : String or ribbon type)

Patent 5627672: Controllable optical periodic surface filters as a Q-switch in a resonant cavity
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Modulation of polarized light via modulating input signal : Using reflective or cavity structure : Semiconductor :)

Patent 5627673: Array of thin film actuated mirrors for use in an optical projection system
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : By changing physical characteristics (e.g., shape, size or contours) of an optical element : Thermo-optic)

Patent 5627674: Ultraviolet lens systems including liquid lens elements
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Lens, lens system or component : Regenerative)

Patent 5627675: Optics assembly for observing a panoramic scene
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : With curved reflective imaging element : Two or more in a series : Concave, convex combination : Adjusting input signal power)

Patent 5627676: Birefringent glass waveplate containing copper halide crystals
(OPTICAL: SYSTEMS AND ELEMENTS : POLARIZATION WITHOUT MODULATION : Light polarization without any external input : By birefringent element : Oriented particles)

Patent 5627677: Rear conversion lens with vibration-reduction function
(OPTICAL: SYSTEMS AND ELEMENTS : IMAGE STABILIZATION : By movable refractive structure : Having plural reflecting surfaces)

Patent 5627678: Fourier transform optical apparatus and optical information
(OPTICAL: SYSTEMS AND ELEMENTS : DIFFRACTION : Using Fourier transform spatial filtering : For correlation : Including a threaded member)

Patent 5627679: Optical systems making use of phase type fresnel zone plates
(OPTICAL: SYSTEMS AND ELEMENTS : DIFFRACTION : From zone plate : With photographic media)

Patent 5627680: Eyepiece including an aspherical lens surface
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Eyepiece : Having three components : With additional reflector (e.g., serial reflections, etc.))

Patent 5627681: Zoom lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Four groups : Cylindrical lenslets)

Patent 5627682: Zoom lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Four groups : + - - + Arrangement : Having crossed axes)

Patent 5627683: Lens barrel having a biasing member to prevent backlash between lens unit cam mechanisms
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : Adjusting mechanism : Having cam device : Cam groove type : Auto focusing)

Patent 5627684: Method of manufacturing a lens system insensitive to aspheric decentering and a lens system manufactured thereby
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Including a nonspherical surface : Having two components : With macro type focusing)

Patent 5627685: Telephoto lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Telephoto : Echelon (e.g., Fresnel lens, etc.))

Patent 5627686: Large-aperture medium-range telephoto lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Telephoto : Echelon (e.g., Fresnel lens, etc.))

Patent 5627687: Objective lens driving apparatus and method for manufacture thereof
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens mounts : Adjustable : With axial adjustment (e.g., adjustable focus, etc.) : With multiple element component)

Patent 5627688: Automatically adjustable passenger mirror assembly for a trailered vehicle
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Automatically adjustable in response to vehicle position, control, or indicator : Plural reflecting surfaces)

Patent 5627689: Light-supplying optical device
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Plural mirrors or reflecting surfaces : With successive reflections : Including curved mirror surfaces in series : Bayonet coupling)

Patent 5627690: Light-weight three-element clinical viewer
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Having ultraviolet absorbing or shielding property)

Patent 5627691: Character data recording and reproducing system for a VCR
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Editing : Audio signal : Interpolation)

Patent 5627692: Recording and reproducing apparatus for reproducing time-base compressed signals dependent on the time-base compression implemented
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : CONVERTING AN ANALOG SIGNAL TO DIGITAL FORM FOR RECORDING; REPRODUCING AND RECONVERTING : Frequency)

Patent 5627693: Address mark detection system for a magnetic disk drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Address coding : Intra-cell transition)

Patent 5627694: Recording/reproducing apparatus for recording and reproducing multiple kinds of digital signals having different data amounts per unit time
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data clocking : Intra-cell transition)

Patent 5627695: System and method for generating unique sector identifiers for an identificationless disk format
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data clocking : Intra-cell transition)

 

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