Patents 5790479 - 5790735

 

 

Patent 5790479: Method for characterizing interconnect timing characteristics using reference ring oscillator circuit
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : TIME INTERVAL : Electrical or electromechanical : Stop time type : Including time base oscillator : With variable delay means)

Patent 5790480: Delta-T measurement circuit
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : TIME INTERVAL : Electrical or electromechanical : Stop time type : Including time indicating means actuated by voltage or electrical charge : Plural)

Patent 5790481: Retrofitable CD player system
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : COMBINED INDEPENDENT AUDIO SYSTEMS : Changeover between audio systems :)

Patent 5790482: Optical disk apparatus for recording information using a light intensity modulation method with a partial response detector
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Light beam generation : Setting light beam power level : Based on referenced test signal : During load and unload of storage medium)

Patent 5790483: Magneto-optical disk drive device that writes and reads from two sides of a disk
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Light beam generation : Multiple light beams : Based on referenced test signal)

Patent 5790484: Disc recording/reproducing apparatus having memory control which allows recording immediately upon loading of the disc
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : ADDRESSING COMBINED WITH SPECIFIC MEMORY CONFIGURATION OR SYSTEM : Dynamic-type storage device (e.g., disk, tape, drum) :)

Patent 5790485: Automatic disk changer with lid arranged to prevent unintentional dropping of disks from a disk arranging stand
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Plural optical storage media in disc changer : Having particular cabinet : Having particular mechanism or slot for transferring disc into changer from outside)

Patent 5790487: Optical information recording medium, optical information recording method, and optical information reproducing apparatus utilizing the same
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONTROL OF STORAGE OR RETRIEVAL OPERATION BY A CONTROL SIGNAL TO BE RECORDED OR REPRODUCED : Control of information signal processing channel : For sequencing or switching : Of sub-code information)

Patent 5790488: Optical disk having both constant linear and constant angular velocity recording regions and optical disk recording system
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONTROL OF STORAGE OR RETRIEVAL OPERATION BY A CONTROL SIGNAL TO BE RECORDED OR REPRODUCED : Mechanism control by the control signal : Control of relative motion producing mechanism : Responsive to change in transduced information characteristic : Including static memory write address controlling)

Patent 5790489: Smart compact disk including a processor and a transmission element
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONTROL STRUCTURE ON STORAGE MEDIUM SENSED BY OTHER THAN TRANSDUCER SUPPORT (E.G., CONDUCTIVE STRIP, NOTCHED EDGE SENSOR) : Mechanism control by the control signal)

Patent 5790490: Anti-shake camera
(PHOTOGRAPHY : CAMERA SHAKE SENSING : Including film processing tank)

Patent 5790491: Calibrating optical disk lasers using a minimal amount of write-once data storage space
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONTROL OF STORAGE OR RETRIEVAL OPERATION BY A CONTROL SIGNAL TO BE RECORDED OR REPRODUCED : Mechanism control by the control signal : Control of transducer assembly mechanism : Power control for energy producing device : For storage : Stored and retrieved testing signal : One tray for single disc)

Patent 5790492: Crosstalk canceler with digital filter for producing pseudo crosstalk component
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONDITION INDICATING, MONITORING, OR TESTING : Including radiation storage or retrieval : Of storage or retrieval information signal : Unwanted signal component indicating : By detection of storage medium incident radiation)

Patent 5790493: Optical record medium judging method and apparatus and focus servo controlling method and apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONDITION INDICATING, MONITORING, OR TESTING : Including radiation storage or retrieval : Of record carrier : By detection of storage medium incident radiation : Derived focusing or tracking related signal : Including storage or retrieval of auxiliary signal)

Patent 5790494: Digital audio recorder and digital audio recording and reproducing system
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONDITION INDICATING, MONITORING, OR TESTING : Of relative motion producing mechanism : Positioning adjunct)

Patent 5790495: Data generator assembly for retrieving stored data by comparing threshold signal with preprocessed signal having DC component
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : BINARY PULSE TRAIN INFORMATION SIGNAL : Binary signal level detecting using a reference signal : Plural reference signals : Signal error correcting or detecting)

Patent 5790496: Disk transferring device
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Detecting physical characteristics and location of optical medium : Unprotected media inserted protected)

Patent 5790497: Disk-cartridge ejecting mechanism
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Tray or drawer loading or ejecting : Controlling acceleration, deceleration or speed :)

Patent 5790498: Apparatus for self-recording a compact disk reproduced signal on a video tape in a video cassette recorder/compact disk player complex system
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : DUPLICATION OR COPYING (E.G., RERECORDING) : Particular acoustical structure (e.g., baffle))

Patent 5790499: Method for protecting data recorded on a partial read-only memory (ROM) medium from unauthorized copying
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : DUPLICATION OR COPYING (E.G., RERECORDING) : Particular acoustical structure (e.g., baffle))

Patent 5790500: Apparatus for recording/reproducing converted four-channel audio signals
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL OF SPATIALLY RELATED ACOUSTIC SIGNALS (E.G., STEREO) : Quadraphonic : Including modulated subchannel signal : Signal error correcting or detecting)

Patent 5790501: Information reproducing device
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Polarization of or by storage medium information element : Separation into plural polarization component beams : Using plural polarized or polarizing optical elements : Including storage or retrieval of auxiliary signal)

Patent 5790502: Optical pickup with conversion of diffusion angle of outgoing light relative to diffusion angle of incident light
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Having particular optical element or particular placement thereof in radiation beam path to or from storage medium : Diffractive : In radiation beam path to storage medium : Sectioned optical element : Prism, mirror, or waveguide section : Having single motor that drives multiple mechanisms)

Patent 5790503: Optical head
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Having particular optical element or particular placement thereof in radiation beam path to or from storage medium : Polarized or polarizing : Sectioned optical element : Plural polarizing sections : Prism, mirror, or waveguide section)

Patent 5790504: Integrated optical head with an emitting light splitting polarizing prism and a detecting light splitting polarizing element
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Having particular optical element or particular placement thereof in radiation beam path to or from storage medium : Diffractive : Sectioned optical element : Plural diffractive sections : Prism, mirror, or waveguide section)

Patent 5790505: Optical data recording/reproducing method and apparatus for determing an optimum recording power
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Light intensity adjustment or maintenance : With driving or stabilizing mechanism)

Patent 5790506: Optical recording and reproducing device
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : With detail, configuration, or adjunct of element having slit or aperture in radiation path : With driving or stabilizing mechanism)

Patent 5790507: Cartridge changing device
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Plural optical storage media in disc changer : Plural media are discs stored in cartridges : Having particular internal transfer mechanism for transferring disc while disc is inside of disc changer : Drive moves into alignment with disc)

Patent 5790508: Multidisk changer
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Plural optical storage media in disc changer : Plural media are unprotected (i.e., discs that are not in cartridges) : Having particular internal transfer mechanism for transferring disc while disc is inside of disc changer : In carousel changer)

Patent 5790509: Driving mechanism for an optical pickup for optical disks
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM OPTICAL SUBSYSTEM : Having power driven optical transducer assembly : Arcuate transducer assembly movement : Sliding mechanism)

Patent 5790510: Optical component drive device including nonparallel elastic plates
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM OPTICAL SUBSYSTEM : Transducer carriage or actuator : Adjustable objective lens support : Linear leaf springs : Electrical connection detail : Movable guide)

Patent 5790511: Dust-proof structure for optical pickup unit
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM OPTICAL SUBSYSTEM : Protecting optical transducer : Plural transducers for a single disc side)

Patent 5790512: Optical information carrier
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE MEDIUM STRUCTURE : Optical track structure (e.g., phase or diffracting structure, etc.) : Pit/bubble/groove structure specifies : Disc holding or locating (e.g., spindle structure))

Patent 5790513: Magneto-optical recording medium capable of super resolution reproduction and information reproduction method using the same
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE MEDIUM STRUCTURE : Optical track structure (e.g., phase or diffracting structure, etc.) : Erasable, reversible or re-recordable : Disc holding or locating (e.g., spindle structure))

Patent 5790514: Multi-point OFDM/DMT digital communications system including remote service unit with improved receiver architecture
(MULTIPLEX COMMUNICATIONS : GENERALIZED ORTHOGONAL OR SPECIAL MATHEMATICAL TECHNIQUES : Particular set of orthogonal functions : Having a signaling constellation)

Patent 5790515: Method and apparatus for sorting walsh indexes in a communication system receiver
(MULTIPLEX COMMUNICATIONS : GENERALIZED ORTHOGONAL OR SPECIAL MATHEMATICAL TECHNIQUES : Particular set of orthogonal functions : Walsh functions :)

Patent 5790516: Pulse shaping for data transmission in an orthogonal frequency division multiplexed system
(MULTIPLEX COMMUNICATIONS : GENERALIZED ORTHOGONAL OR SPECIAL MATHEMATICAL TECHNIQUES : Fourier transform : Walsh functions)

Patent 5790517: Power sharing system for high power RF amplifiers
(MULTIPLEX COMMUNICATIONS : GENERALIZED ORTHOGONAL OR SPECIAL MATHEMATICAL TECHNIQUES : Fourier transform : Walsh functions)

Patent 5790518: 1-for-N redundancy implementation on midplane
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative switch or inoperative element of a switching system : Walsh functions)

Patent 5790519: Broadband digital cross-connect system architecture
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative switch or inoperative element of a switching system : Standby switch : Standby switch)

Patent 5790520: Path protection switch ring system for line saving even though line setting operation was not carried out
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative station : In a ring or loop network : Using a secondary ring or loop :)

Patent 5790521: Marking mechanism for controlling consecutive packet loss in ATM networks
(MULTIPLEX COMMUNICATIONS : DATA FLOW CONGESTION PREVENTION OR CONTROL : Control of data admission to the network : Spare channel)

Patent 5790522: Method and system for performing traffic congestion control in a data communication network
(MULTIPLEX COMMUNICATIONS : DATA FLOW CONGESTION PREVENTION OR CONTROL : Flow control of data transmission through a network : Including signaling between network elements : Measurement of the average data flow rate)

Patent 5790523: Testing facility for a broadband communications system
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Using antijabber circuit)

Patent 5790524: Detection of lost packets in switching networks used with scalable coherent interfaces
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Fault detection : Of a switching system : ATM least cost routing)

Patent 5790525: Information collection device and method for use with communications networks
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Fault detection : Of a switching system : ATM least cost routing)

Patent 5790526: Bi-directional signal transmission system and adapter for such a system
(MULTIPLEX COMMUNICATIONS : NETWORK CONFIGURATION DETERMINATION : In a bus system : Spanning tree)

Patent 5790527: Trunked radio frequency communication system for accommodating both frequency and time division based RF communications
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Having a plurality of contiguous regions served by respective fixed stations : Channel assignment : Having both time and frequency assignment : Including onboard switching)

Patent 5790528: Semi-hard handoff in a cellular telecommunications systems
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Having a plurality of contiguous regions served by respective fixed stations : Channel assignment : Hand-off control : Including onboard switching)

Patent 5790529: Communications network node with switched channelizer architecture
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Demultiplexing single signal into plural parallel channels (e.g., parallel transmission for increasing transmission speed) : Inserted in gaps in main information)

Patent 5790530: Message-passing multiprocessor system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Through a circuit switch : Switching control : Bus switch : Having details of control storage arrangement : Using multiple antennas at a station)

Patent 5790531: Method and apparatus for determining the origin of a remote alarm indication signal
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Fault detection : In a star coupler)

Patent 5790532: Voice over video communication system
(MULTIPLEX COMMUNICATIONS : DUPLEX : Transmit/receive interaction control : Echo suppression or cancellation : Using summation of conferee signals)

Patent 5790533: Method and apparatus for adaptive RF power control of cable access units
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Repeater : Airborne or space satellite repeater : Including noise compensation : Including power control : Including cancellation of certain signals)

Patent 5790534: Load control method and apparatus for CDMA cellular system having circuit and packet switched terminals
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Having a plurality of contiguous regions served by respective fixed stations : Channel assignment : Combining or distributing information via code word channels using multiple access techniques (e.g., CDMA) : Based upon a particular signal quality measurement)

Patent 5790535: Satellite communications system carrying out reservation of necessary time slots by prediction of reply data in remote stations
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Having a plurality of contiguous regions served by respective fixed stations : Channel assignment : Combining or distributing information via time channels : Multiple access (e.g., TDMA) : Using multiple antennas at a station)

Patent 5790536: Hierarchical communication system providing intelligent data, program and processing migration
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Having a plurality of contiguous regions served by respective fixed stations : Contiguous regions interconnected by a local area network : Combining or distributing information via time channels)

Patent 5790537: Interference suppression in DS-CDMA systems
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via code word channels using multiple access techniques (e.g., CDMA) : Channel assignment)

Patent 5790538: System and method for voice Playout in an asynchronous packet network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Combined circuit switching and packet switching : Synchronization)

Patent 5790539: ASIC chip for implementing a scaleable multicast ATM switch
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Replicate messages for multiple destination distribution : Multistage switch)

Patent 5790540: Multiplexing/demultiplexing unit arranged on a multi-surface integrated circuit
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Switching input signals having different aggregate bit rates : Multistage switch)

Patent 5790541: Apparatus, method, system and system method for distributed routing in a multipoint communication system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Processing of address header for routing, per se : Multistage switch)

Patent 5790542: Destination address detection apparatus for hardware packet router
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Processing of address header for routing, per se : Multistage switch)

Patent 5790543: Apparatus and method for correcting jitter in data packets
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Determination of communication parameters : Having dedicated test line or channel)

Patent 5790544: ATM cell-to-frame reassembly method and apparatus for overrun avoidance
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Message transmitted using fixed length packets (e.g., ATM cells) : Adapting detail (e.g., converting to/from ATM, or detail of ATM Adaption Layers (AALs)) : Adapting connection-oriented variable bit rate (VBR) data (e.g., MPEG/HDTV packet video/audio over ATM or using AAL2) : Detail of clock recovery or synchronization)

Patent 5790545: Efficient output-request packet switch and method
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Message transmitted using fixed length packets (e.g., ATM cells) : Centralized switching : Employing logical addressing for routing (e.g., VP or VC))

Patent 5790546: Method of transmitting data packets in a packet switched communications network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Having detail of switch memory reading/writing)

Patent 5790548: Universal access multimedia data network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Bridge or gateway between networks : Having central (e.g., common) storage)

Patent 5790549: Subtractive multicarrier CDMA access methods and systems
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via code word channels : Transmission of a single message having multiple packets)

Patent 5790550: Method for allocating data elements to a set of carriers, mapping unit and modulator to perform this method
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via frequency channels : Transmission of a single message having multiple packets)

Patent 5790551: Packet data transmission using dynamic channel assignment
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Using time slots : Passing a signal identifying the idle or busy state of a channel (e.g., token passing))

Patent 5790552: Statistical gain using ATM signalling
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Adaptive : Converting between protocols : On ring or loop network)

Patent 5790553: Seamless peer-to-peer communications in a layered communications architecture
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Adaptive : Converting between protocols : On ring or loop network)

Patent 5790554: Method and apparatus for processing data packets in a network
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Adaptive : Frame length : Message having an address header : On ring or loop)

Patent 5790555: Signal multiplexer and multiplexing method
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via frequency channels : Transmission of a single message having multiple packets)

Patent 5790556: Method and apparatus for video signal processing
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Signaling (ancillary to main information) : Superimposed or modulated on principal information : Including delay device)

Patent 5790557: Apparatus for implementing the function of a virtual container-11 and a tributary unit group-2 in a synchronous digital hierarchy
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Multiplexing combined with demultiplexing : Inserted in gaps in main information)

Patent 5790558: Numerical control apparatus
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Error count or rate : Memory access (e.g., address permutation))

Patent 5790559: Semiconductor memory testing apparatus
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Memory testing : Read-in with read-out and compare : Special test pattern (e.g., checkerboard, walking ones) : Bus or I/O channel device fault)

Patent 5790560: Apparatus and method for timing self-timed circuitry
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Error mapping or logging)

Patent 5790561: Internal testability system for microprocessor-based integrated circuit
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Error mapping or logging)

Patent 5790562: Circuit with built-in test and method thereof
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Signature analysis : Clock or synchronization)

Patent 5790563: Self test of core with unpredictable latency
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Device response compared to expected fault-free response : Clock or synchronization)

Patent 5790564: Memory array built-in self-test circuit having a programmable pattern generator for allowing unique read/write operations to adjacent memory
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Including test pattern generator : Clock or synchronization)

Patent 5790565: CMOS integrated circuit failure diagnosis apparatus and diagnostic method
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Including test pattern generator : Clock or synchronization)

Patent 5790566: Method and device for depuncturing data
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Determination of marginal operation limits)

Patent 5790567: Parallel processing spacecraft communication system
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Including forward error correction capability)

Patent 5790568: Spacecraft Reed-Solomon downlink module
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Code based on generator polynomial : Solid state memory)

Patent 5790569: Method and apparatus for generating, recording and transmitting an error product code block having an improved check code arrangement
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Double encoding codes (e.g., product, concatenated) : Bus or I/O channel device fault)

Patent 5790570: Concatenated trellis coded modulation and linear block codes
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Double encoding codes (e.g., product, concatenated) : Bus or I/O channel device fault)

Patent 5790571: Coding data in a disc drive according to a code having desired algebraic characteristics
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Memory access : Code word for plural n-bit (n>1) storage units (e.g., x4 DRAM's) : Error checking code)

Patent 5790572: Communication system with framing error detection
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Error detection for synchronization control : Majority decision/voter circuit)

Patent 5790573: High power free electron lasing device using electrostatic wigglers with recirculating beams between a pair of magnetic mirrors
(COHERENT LIGHT GENERATORS : FREE ELECTRON LASER :)

Patent 5790574: Low cost, high average power, high brightness solid state laser
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Control of pulse characteristics : Frequency multiplying (e.g., harmonic generator))

Patent 5790575: Diode laser pumped solid state laser gain module
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Liquid coolant : Frequency)

Patent 5790576: High brightness laser diode source
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Monolithic integrated : Having lens : With vertical output (surface emission))

Patent 5790577: High output semiconductor laser element having robust electrode structure
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Utilizing color centers)

Patent 5790578: Laser diode with an improved multiple quantum well structure adopted for reduction in wavelength chirping
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5790579: Semiconductor laser device for pulse laser oscillation
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5790580: Semiconductor optical integrated device
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Monolithic integrated : Laser array : Multiple wavelength emissive :)

Patent 5790581: Oscillation polarization mode selective semiconductor laser, light transmitter and optical communication system using the laser
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Monolithic integrated : Disordered region)

Patent 5790582: Laser oscillator
(COHERENT LIGHT GENERATORS : PARTICULAR PUMPING MEANS : Electrical : Having an auxiliary ionization means : Traveling wave)

Patent 5790583: Photonic-well Microcavity light emitting devices
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : With depopulation of lower states)

Patent 5790584: Highly repetitive laser employing a rotating wedge
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified cavity component : Having a ring configuration)

Patent 5790585: Grating coupling free electron laser apparatus and method
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified cavity component : Grating : Hollow electrode)

Patent 5790586: Method and apparatus for simultaneously illuminating, viewing and measuring the temperature of a body
(THERMAL MEASURING AND TESTING : TEMPERATURE MEASUREMENT (E.G., THERMOMETER) : In spaced noncontact relationship to specimen : By thermally emitted radiation : Optical system structure (e.g., lens) : With radiation conducting element :)

Patent 5790587: Multi-band, multi-mode spread-spectrum communication system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Having specific signaling for code synchronization)

Patent 5790588: Spread spectrum transmitter and receiver employing composite spreading codes
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Multi-receiver or interference cancellation :)

Patent 5790589: System and method for rapidly reacquiring a pilot channel
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Having specific code synchronization :)

Patent 5790590: Matched filter circuit
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Matched-filter-type receiver : Having SAW or charge-transfer device)

Patent 5790591: Spread spectrum transmitter and communications system using multiple spreading codes
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : End-to-end transmission system : Having correlation-type receiver :)

Patent 5790592: Terminal of a code division multiple access cellular communication system, and a transmit and receive data processing method thereof
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Muting circuit and squelch)

Patent 5790593: System for setting up a wireless connection for exchanging information with another system, which system is provided with a transceiver device
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Modems (data sets) : Phase locked loop)

Patent 5790594: High speed modem and method for expedited timing recovery
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Modems (data sets) : Phase locked loop)

Patent 5790595: Method for obtaining bit-specific reliability information
(PULSE OR DIGITAL COMMUNICATIONS : TESTING : Modems (data sets))

Patent 5790596: Radiotelephone communication unit displaying chronological information
(PULSE OR DIGITAL COMMUNICATIONS : TESTING : With indicator : Angle modulation)

Patent 5790597: Apparatus and method for interference compensation
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Adaptive : Decision feedback equalizer : Having SAW or charge-transfer device)

Patent 5790598: Block decision feedback equalizer
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Adaptive : Decision feedback equalizer : Having SAW or charge-transfer device)

Patent 5790599: Data compression system using source representation
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Automatic)

Patent 5790600: Method of compensating differences in group propagation times between the analog filters of a transmitter and between those of a receiver for
(PULSE OR DIGITAL COMMUNICATIONS : SYSTEMS USING ALTERNATING OR PULSATING CURRENT : Transformer coupling)

Patent 5790601: Low cost very small aperture satellite terminal
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Angle modulation : Single or vestigial sideband or suppressed carrier)

Patent 5790602: Receiver synchronization using punctured preamble
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Angle modulation : Particular demodulator : Carrier recovery circuit or carrier tracking : Quaternary)

Patent 5790603: Communication apparatus with collision detection and edge detection for transmitting and receiving data
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Locating predetermined portion of pulse : Separate mark and space channels)

Patent 5790604: Method and apparatus for automatic frequency correction acquisition
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Automatic frequency control : Correlative or matched filter)

Patent 5790605: Method for determining voting windows in a diversity repeater
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : Diversity (frequency or time) : Separate mark and space channels)

Patent 5790606: Joint demodulation using spatial maximum likelihood
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : Intersymbol interference : Separate mark and space channels)

Patent 5790607: Apparatus and method for recovery of symbol timing for asynchronous data transmission
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Synchronizing the sampling time of digital data : Gating, blanking, etc.)

Patent 5790608: Apparatus and method for synchronizing clock signals for digital links in a packet switching mode
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Network synchronizing more than two stations : Gating, blanking, etc.)

Patent 5790609: Apparatus for cleanly switching between various clock sources in a data processing system
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Synchronization failure prevention : Gating, blanking, etc.)

Patent 5790610: Data communication systems
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Self-synchronizing signal (self-clocking codes, etc.) : Manchester code or biphase code : Separate mark and space channels)

Patent 5790611: Method and apparatus for adjusting the phase of a digital signal
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Start - stop)

Patent 5790612: System and method to reduce jitter in digital delay-locked loops
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Phase locking : With asynchronous data)

Patent 5790613: Cycle slip detector and phase locked loop circuit and digital signal reproducing apparatus using the same
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Phase locking : Phase locked loop : More than two phases)

Patent 5790614: Synchronized clock using a non-pullable reference oscillator
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Phase locking : Phase locked loop : More than two phases)

Patent 5790615: Digital phase-lock loop network
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Phase locking : Phase locked loop : More than two phases)

Patent 5790616: Method and system for determining nuclear reactor core control blade positioning
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : TESTING, SENSING, MEASURING, OR DETECTING A FISSION REACTOR CONDITION : Temperature reactivity control)

Patent 5790617: Method and apparatus for detection of failed fuel rods by use of acoustic energy frequency attenuation
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : TESTING, SENSING, MEASURING, OR DETECTING A FISSION REACTOR CONDITION : Leak detection : Fuel element leak detection : By acoustic or ultrasonic wave energy : Moderator dump)

Patent 5790618: Method and system for determining the impact of a mislocated nuclear fuel bundle loading
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : TESTING, SENSING, MEASURING, OR DETECTING A FISSION REACTOR CONDITION : By particular instrumentation circuitry : Directly generating electrical signal (e.g., ion detection))

Patent 5790619: Drain system for a nuclear power plant
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : REACTOR PROTECTION OR DAMAGE PREVENTION : Auxiliary heat removal structure : Decay heat removal : Pressure vessels)

Patent 5790620: Underwater laser processing method and apparatus
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : REACTOR PROTECTION OR DAMAGE PREVENTION : Corrosion or damage prevention : For moderator structures)

Patent 5790621: Process and apparatus for removing dust from nuclear fuel pellets by means of a laser beam
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : FISSION REACTOR MATERIAL (INCLUDING REACTION PRODUCTS) TREATMENT : Impurity removal : By addition of material to coolant)

Patent 5790622: Fuel rod having predetermined secondary damage
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : FUEL COMPONENT STRUCTURE : With condition sensing or indicating means : In pack or bundle)

Patent 5790623: Composite cladding for nuclear fuel rods
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : FUEL COMPONENT STRUCTURE : Encased with nonfuel component : Coated, preformed, or impregnated layer or part or adhesively bonded layers or parts : Multiple or composite cladding-type layers : Having reactor core and heat exchanger or pump therein)

Patent 5790624: Mixing vane protecting flap
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : FUEL COMPONENT STRUCTURE : Plural fuel segments or elements : In pack or bundle : Including grid : With coolant flow path deflecting means : With particular heat exchanger structure)

Patent 5790625: Mechanism for enabling an array of numerous large high speed counters
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : SYSTEMS : Using shift register : Multiplication or division by a fraction)

Patent 5790626: Bi-directional linear feedback shift register
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : SHIFT REGISTER : Shift direction control : In charge-coupled device)

Patent 5790627: Method and apparatus for observing a specimen using an X-ray microscope
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Telescope or microscope : Fluoroscopy)

Patent 5790628: X-ray spectroscope
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Diffraction, reflection, or scattering analysis : Spatial energy dispersion : Composition analysis : Goniometer)

Patent 5790629: Apparatus for making x-ray images
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : ELECTRONIC CIRCUIT : With display or signaling : Televison : With automatic image brightness control : Plural diverse X-ray analysis)

Patent 5790630: Radiation window and radiation system using the same
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : BEAM CONTROL : Window : Contoured)

Patent 5790631: Wireless drop
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Including fault responsive disconnection of tested component : Qualifying line for data transmission)

Patent 5790632: Method and apparatus for echo canceling accounting for companding induced quantization error
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Of hybrid or echo suppressor or canceller : Qualifying line for data transmission)

Patent 5790633: System for proactively maintaining telephone network facilities in a public switched telephone network
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Of centralized switching system : Maintenance console :)

Patent 5790634: Combination system for proactively and reactively maintaining telephone network facilities in a public switched telephone system
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Testing of subscriber loop or terminal : Terminal arrangement to enable remote testing (e.g., testing interface) : Noise)

Patent 5790635: System and method for automatic monitoring of active telephone calls in a telephonic switch
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Monitoring : Subscriber line : AIN link)

Patent 5790636: Telephone travel card system under the control of its customers
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Call source identification : Pager activation)

Patent 5790637: Extended voice messaging
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Voice activation or recognition : Voice controlled message management : Inductive pickup)

Patent 5790638: Signaling in call transfer calling operations to control the initiation of secondary number telephone service features
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Message management : Controlled by subscriber or caller : Message storage in centralized location (e.g., central office, PBX, etc.) : Recording voice message from non subscriber caller : Determining fault location)

Patent 5790639: Method and apparatus for automatically sending and receiving modifiable action reports via e-mail
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : To produce visual-graphic copy (e.g., facsimile) : Electronic mailbox : Having acoustic link)

Patent 5790640: Apparatus and method for storing and transmitting data between a computer, a facsimile machine and a telephone network
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : To produce visual-graphic copy (e.g., facsimile) : Having switching to other communication modes : Having acoustic link)

Patent 5790641: System and method for improving facsimile delay tolerances
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : To produce visual-graphic copy (e.g., facsimile) : Transmission scheme : Voice mode)

Patent 5790642: Competitively bidding service centers
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : Least cost : Traffic rate for overload)

Patent 5790643: Pricing method for telecommunication system
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : Hardcopy record generating (e.g., ticket printing) : Identification of station)

Patent 5790644: Computer-to-telephone interface
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : Calling card : Credit card : Line powered)

Patent 5790645: Automatic design of fraud detection systems
(TELEPHONIC COMMUNICATIONS : CALL OR TERMINAL ACCESS ALARM OR CONTROL : Fraud or improper use mitigating or indication (e.g., "blue box", "black box") : Lockout)

Patent 5790646: Remotely accessing special services in telephone exchange
(TELEPHONIC COMMUNICATIONS : CALL OR TERMINAL ACCESS ALARM OR CONTROL : At switching center : PBX : Of specific equipment)

Patent 5790647: Subscriber feature services in a telecommunications system
(TELEPHONIC COMMUNICATIONS : SPECIAL SERVICES : Abbreviated dialing or direct call (e.g., hot line) : Secretarial or answering service)

Patent 5790648: Dynamically negotiated application program interface method
(TELEPHONIC COMMUNICATIONS : SPECIAL SERVICES : Service profile (e.g., calling service) : Display arrangement : Of specific equipment)

Patent 5790649: Call transfer system and electronic mail transfer system
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Having transmission of a digital message signal over a telephone line : Having station display : Having electronic mail : Recording voice message from non subscriber caller)

Patent 5790650: Telephone call center management system which supports multi-user and separate private applications
(TELEPHONIC COMMUNICATIONS : CENTRALIZED SWITCHING SYSTEM : Call distribution to operator : Automatic call distributor (ACD) system : Reporting status (e.g., supervisory reporting) : Using register-sender)

Patent 5790651: Automatic line distribution equipment and connection-pin inserting-and extracting apparatus
(TELEPHONIC COMMUNICATIONS : CENTRALIZED SWITCHING SYSTEM : Structure of equipment : Wire or cable distribution : Main or intermediate distribution frame : Coordinate system (e.g., X-Y))

Patent 5790652: Telephone station equipment employing rewriteable display keys
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Substation originated : Plural-switch number input device (e.g., keypad) : Finger wheel or mechanical adjunct (e.g., finger stop))

Patent 5790653: Line-powered detection of call progress tones
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Signal reception at substation : Magneto signalling)

Patent 5790654: Digitally controlled ring signal generator
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Signal reception at substation : Incoming call alerting : Having electronic call sounder (e.g., tone "ringer") : Directing incoming call to local appliance)

Patent 5790656: Data access arrangement with telephone interface
(TELEPHONIC COMMUNICATIONS : SUBSCRIBER LINE OR TRANSMISSION LINE INTERFACE : Wire distribution)

Patent 5790657: Echo suppressor capable of suppressing an echo resulting from acoustic coupling without spoiling a natural sound of conversation
(TELEPHONIC COMMUNICATIONS : ECHO CANCELLATION OR SUPPRESSION : Using digital signal processing : Using attenuator : Allowing movement of equipment (e.g., movable, modular))

Patent 5790658: High performance echo canceller for high speed modem
(TELEPHONIC COMMUNICATIONS : ECHO CANCELLATION OR SUPPRESSION : Using digital signal processing : Adaptive filtering : Least mean squares (LMS) algorithm : Coordinate system (e.g., X-Y))

Patent 5790659: Subscriber identity module (SIM) card holder
(TELEPHONIC COMMUNICATIONS : TERMINAL : Housing or housing component : Handset structure : Card (e.g., SIM or magnetic strip card) : Keypad)

Patent 5790660: Shunted modular jack
(TELEPHONIC COMMUNICATIONS : TERMINAL ACCESSORY OR AUXILIARY EQUIPMENT : With circuit connection to terminal : Casing or enclosure, per se)

Patent 5790661: Mount plate for the cradle of a telephone
(TELEPHONIC COMMUNICATIONS : TERMINAL ACCESSORY OR AUXILIARY EQUIPMENT : Telephone receiver support : Acoustic)

Patent 5790662: Data carrier and write/read device therefor
(CRYPTOGRAPHY : EQUIPMENT TEST OR MALFUNCTION INDICATION :)

Patent 5790663: Method and apparatus for software access to a microprocessor serial number
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : BUSINESS PROCESSING USING CRYPTOGRAPHY : Usage protection of distributed data files : Requiring a supplemental attachment or input (e.g., dongle) to open : Specific computer ID (e.g., serial number, configuration, etc.) :)

Patent 5790664: Automated system for management of licensed software
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : DISTRIBUTED DATA PROCESSING : Client/server :)

Patent 5790665: Anonymous information retrieval system (ARS)
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : BUSINESS PROCESSING USING CRYPTOGRAPHY : Usage protection of distributed data files :)

Patent 5790666: Decryptor
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Encrypted code control signal : Including frequency modification of audio signal or frequency shifting of audio carrier)

Patent 5790667: Personal authentication method
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : BUSINESS PROCESSING USING CRYPTOGRAPHY : Secure transaction (e.g., EFT/POS) : Including remote charge determination or related payment system : Including third party :)

Patent 5790668: Method and apparatus for securely handling data in a database of biometrics and associated data
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : SYSTEM ACCESS CONTROL BASED ON USER IDENTIFICATION BY CRYPTOGRAPHY : Using record or token : Biometric acquisition : Including generation of associated coded record)

Patent 5790669: Lightweight non-repudiation system and method
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : ELECTRONIC NEGOTIATION : Secure transaction (e.g., EFT/POS))

Patent 5790670: Apparatus and method for securing electronic circuitry
(CRYPTOGRAPHY : ELECTRIC SIGNAL MODIFICATION : Including particular structure or housing (e.g., display, keyboard) : By perforated record)

Patent 5790671: Method for automatically adjusting audio response for improved intelligibility
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : MONITORING OF SOUND : Amplification control responsive to ambient sound : Stereo earphone)

Patent 5790672: In ear hearing aid
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Specified casing or housing : Ear insert : Helical spring)

Patent 5790673: Active acoustical controlled enclosure
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ACOUSTICAL NOISE OR SOUND CANCELLATION : Specified casing or housing)

Patent 5790674: System and method of providing system integrity and positive audit capabilities to a positive identification system
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : SYSTEM ACCESS CONTROL BASED ON USER IDENTIFICATION BY CRYPTOGRAPHY : Using record or token : Message digest travels with message)

Patent 5790675: Cryptographic communication process
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : MULTIPLE COMPUTER COMMUNICATION USING CRYPTOGRAPHY : Particular communication authentication technique : Generating specific digital signature type (e.g., blind, shared, or undeniable) : Including generation of associated coded record)

Patent 5790676: Radio port controller in a wireless personal communications system
(CRYPTOGRAPHY : CELLULAR TELEPHONE CRYPTOGRAPHIC AUTHENTICATION : Including generation of an associated coded record)

Patent 5790677: System and method for secure electronic commerce transactions
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : BUSINESS PROCESSING USING CRYPTOGRAPHY : Secure transaction (e.g., EFT/POS) : Including remote charge determination or related payment system : Including third party :)

Patent 5790678: Digital audio processing in a modified bitBLT controller
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : WITH MIXER : With magnetic loudspeaker)

Patent 5790679: Communications terminal having a single transducer for handset and handsfree receive functionality
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Having bi-directional transducer : Reflecting element)

Patent 5790680: Microphone-holding decorative pin
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Housed microphone : Mounting or support : With plural sound ports (e.g., pressure gradient))

Patent 5790681: Fixing assembly for a helmet headset
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Having body supported structure other than on head : Plural diaphragms)

Patent 5790682: Damper for speaker
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Electromagnetic (e.g., dyynamic) : Movable voice coil : Centering from within bobbin or diaphragm : Spider)

Patent 5790683: Headphone including split earphones and coupling means for coupling it to the ears
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Plural or compound reproducers : Headphone : Granular or carbon)

Patent 5790684: Transmitting/receiving apparatus for use in telecommunications
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Specified casing or housing : Non-air-conducted sound delivery : Helical spring)

Patent 5790685: Apparatus and method for detecting and imaging metal
(IMAGE ANALYSIS : APPLICATIONS :)

Patent 5790686: DCT-based motion estimation method
(IMAGE ANALYSIS : APPLICATIONS : Motion or velocity measuring : License plate)

Patent 5790687: Method and apparatus for the optical determination of the orientation of a garment workpiece
(IMAGE ANALYSIS : APPLICATIONS : Textiles or clothing : License plate)

Patent 5790688: Recognition apparatus with parallel scanning and interpreting of musical score
(IMAGE ANALYSIS : APPLICATIONS : Reading maps, graphs, drawings, or schematics : License plate)

Patent 5790690: Computer-aided method for automated image feature analysis and diagnosis of medical images
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : Using a fingerprint)

Patent 5790691: Method and apparatus for robust shape detection using a hit/miss transform
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : Cell analysis, classification, or counting : With a prism)

Patent 5790692: Method and means of least squares designed filters for image segmentation in scanning cytometry
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : Cell analysis, classification, or counting : With a prism)

Patent 5790693: Currency discriminator and authenticator
(IMAGE ANALYSIS : APPLICATIONS : Reading paper currency : Cell analysis, classification, or counting)

Patent 5790694: Image processing method for inspecting with analysis of binarized high and low pass information in wavelet transformed image data
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Inspection of semiconductor device or printed circuit board : Fault or defect detection :)

Patent 5790695: Image coding device for coding image signal to reduce the amount of the information in the image
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Compression of color images : Alphanumerics)

Patent 5790696: Image segmentation apparatus and a character recognition apparatus
(IMAGE ANALYSIS : IMAGE SEGMENTATION : Segmenting individual characters or words : Alphanumerics)

Patent 5790697: Method and apparatus for discriminating and counting documents
(IMAGE ANALYSIS : APPLICATIONS : Reading paper currency : Cell analysis, classification, or counting)

Patent 5790698: Apparatus and method for identifying a character transcribed onto a surface
(IMAGE ANALYSIS : PATTERN RECOGNITION : On-line recognition of handwritten characters : With separate timing or alignment marks)

Patent 5790699: Macrodetector based image conversion system
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Pattern boundary and edge measurements : Extracted from alphanumeric characters)

Patent 5790700: Method for automatically recognizing line symmetry of a figure
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Shape and form analysis : Measurements made on alphanumeric characters)

Patent 5790701: Character recognition apparatus using edge images
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Local neighborhood operations (e.g., 3x3 kernel, window, or matrix operator) : Topological properties (e.g., number of holes in a pattern, connectivity, etc.))

Patent 5790702: High speed pattern recognition system
(IMAGE ANALYSIS : PATTERN RECOGNITION : Template matching (e.g., specific devices that determine the best match) : Waveform analysis)

Patent 5790703: Digital watermarking using conjugate halftone screens
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Embedding a hidden or unobtrusive code or pattern in a reproduced image (e.g., a watermark) : Look-up table for image processing or print attribute data (e.g., threshold value, print element property))

Patent 5790704: Image processing apparatus for performing random mask process
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Gray level to binary coding : Checking spelling for recognition)

Patent 5790705: Compression techniques for substantially lossless digital image data storage
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Lossless compression : Checking spelling for recognition)

Patent 5790706: Method and apparatus for scanning of transform coefficients
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Transform coding : Arithmetic coding)

Patent 5790707: Film image reading system and image processing method dot sequentially adjusting image parameters
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Intensity, brightness, contrast, or shading correction : Based on peak levels)

Patent 5790708: Procedure for image processing in a computerized system
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Variable threshold, gain, or slice level : Minimize jaggedness in edges (e.g., anti-aliasing))

Patent 5790709: Method and apparatus for the restoration of images degraded by mechanical vibrations
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Quantization)

Patent 5790710: Autofocus system for scanning microscopy
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Focus measuring or adjusting (e.g., deblurring) : Vector quantization)

Patent 5790711: Image processing apparatus having a smoothing function which references a bi-level pixel pattern on a main scan line when a predetermined area
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Edge or contour enhancement : Minimize discontinuities in dot-matrix image data (i.e., connecting or merging the dots) : Skeletonizing)

Patent 5790712: Video compression/decompression processing and processors
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Artifact removal or suppression (e.g., distortion correction))

Patent 5790713: Three-dimensional computer graphics image generator
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Mapping 2-D image onto a 3-D surface : Using a mask)

Patent 5790714: System and method for scaling video
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Changing the image coordinates : To change the scale or size of an image : Raising or lowering the image resolution (e.g., subpixel accuracy) : Interpolation : Using an Exclusive-OR gate)

Patent 5790715: Method and apparatus for recording/reproducing mesh pattern data
(IMAGE ANALYSIS : EDITING, ERROR CHECKING, OR CORRECTION (E.G., POSTRECOGNITION PROCESSING) : General purpose image processor)

Patent 5790716: Image input apparatus
(IMAGE ANALYSIS : IMAGE SENSING : Including operator interaction)

Patent 5790717: Apparatus and method for predicting subjective quality of compressed images
(IMAGE ANALYSIS : IMAGE SENSING : Optical (e.g., OCR) : Single line : Where the image is an alphanumeric character)

Patent 5790718: Food portion inventory device with imprinted predetermined date indicia
(FLEXIBLE BAGS : MISCELLANEOUS : Overlapping extensions of opposed walls)

Patent 5790719: Optical control device
(OPTICAL WAVEGUIDES : TEMPORAL OPTICAL MODULATION WITHIN AN OPTICAL WAVEGUIDE : Electro-optic :)

Patent 5790720: Acoustic-optic silica optical circuit switch
(OPTICAL WAVEGUIDES : DIRECTIONAL OPTICAL MODULATION WITHIN AN OPTICAL WAVEGUIDE : Acousto-optic : Phase modulation type)

Patent 5790721: Low-noise fiber-optic amplifier utilizing polarization adjustment
(OPTICAL WAVEGUIDES : POLARIZATION WITHOUT MODULATION : Electro-optic)

Patent 5790722: High power optical fiber amplifier/laser system
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling function : Slip ring)

Patent 5790723: Multiport illuminator optic design for macro-fibers
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Evanescent wave coupling)

Patent 5790724: 16 .mu.m infrared region by destruction of speckle patterns
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Evanescent wave coupling)

Patent 5790725: Multiport illuminator for macro-fibers
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Lens : Mode strippers)

Patent 5790726: Optical waveguide and process for producing it
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Grating : Spherical)

Patent 5790727: Laser illumination of multiple capillaries that form a waveguide
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : End fire : Spherical)

Patent 5790728: Optical coupling component and method of making the same
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : End fire)

Patent 5790729: Photoplethysmographic instrument having an integrated multimode optical coupler device
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Star coupler : Directional coupler)

Patent 5790730: Package for integrated optic circuit and method
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Fiber to thin film devices : Directional coupler)

Patent 5790731: Optical fiber array/optical integrated circuit interconnection assembly and enclosures for protecting the interconnection assembly
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Fiber to thin film devices : Directional coupler)

Patent 5790732: Optical connector with protective coating and method of manufacturing the same
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Optical fiber/optical fiber cable termination structure : At or immediately surrounding an optical fiber end face : Fiber end held in ferrule : Tube-type holding structure : Tube-type holding structure)

Patent 5790733: Optoelectronic device receptacle and method of making same
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Optical fiber to a nonfiber optical device connector : Structure rearward of optical fiber end face to secure additional fiber or cable layers)

Patent 5790734: Optical dispersion apparatus and method
(OPTICAL WAVEGUIDES : OPTICAL FIBER BUNDLE : Imaging (i.e., with coherent fiber structure and includes shaping, enhancing, and correcting) : With lens or mirror : With manipulator)

Patent 5790735: Optical fibre for improved power coupling
(OPTICAL WAVEGUIDES : OPTICAL FIBER WAVEGUIDE WITH CLADDING : Utilizing multiple core or cladding : Concentric : With manipulator)

 

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