Patents 5579284 - 5579539
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Patent 5579284: Scuba diving voice and communication system using bone conducted sound
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : UNDERWATER SYSTEM : Analog speech communication : Addition or subtraction)
Patent 5579285: Method and device for the monitoring and remote control of unmanned, mobile underwater vehicles
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : UNDERWATER SYSTEM : Remote control : Addition or subtraction)
Patent 5579286: Quiet geophysical construction practices for reduced diameter streamers
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Plural transducer array : Line array : Frequency)
Patent 5579287: Process and transducer for emitting wide band and low frequency acoustic waves in unlimited immersion depths
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Piezoelectric : Pressure compensating means : Multimorph)
Patent 5579288: Wristwatch display package
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : COMBINED WITH DISPARATE DEVICE : Electrical device)
Patent 5579289: Nautical clock apparatus and methods
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : ASTRONOMICAL : With tide display : Actuation of a running-time meter)
Patent 5579290: Epicycloidal step motor
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CHRONOLOGICAL : With mechanical or electromechanical driven display : Sequential hourly sounding means)
Patent 5579291: Compact-size magneto-optical head apparatus
(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 : Light beam transducer assembly : Linear polarization)
Patent 5579292: Magneto-optical data recording apparatus using a sample-servo system for applying heating pulses to record data
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Magnetic field generation : By transferring magnetic domain between layers)
Patent 5579293: Magnetic head driving circuit for controlling switching operations in a magnetooptical recording apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Magnetic field generation : Magnetic field generating circuit : Operative location positioning of transducer assembly)
Patent 5579294: Magneto-optical medium and recording and/or reproducing apparatus thereof
(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 phase, timing, or rate processing : Using program or address signal : Having location identification information)
Patent 5579295: Scanning device and optical player comprising the scanning device
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM OPTICAL SUBSYSTEM : Transducer carriage or actuator : Adjustable objective lens support : Linear leaf springs : Coil or magnet : Movable guide)
Patent 5579296: Optically readable thin film digital data storage medium
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE MEDIUM STRUCTURE : Combined with diverse art structure : Turntable)
Patent 5579297: Optical data storage cartridge having a dual shutter configuration and shutter hinge device
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : OPTICAL STORAGE MEDIUM STRUCTURE : Disk cartridge : Disc cartridge case or jacket : Movable cartridge case or jacket piece : In a rotated direction : Including a case or jacket piece locking member :)
Patent 5579298: Optical scanner having symmetry about an oblique divider
(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 : Plural distinct diffractive optical elements : Including storage or retrieval of auxiliary signal)
Patent 5579299: Communications network, a dual mode data transfer system therefor
(MULTIPLEX COMMUNICATIONS : PULSE WIDTH (PULSE DURATION) MODULATION : Level multiplex)
Patent 5579300: Private automatic branch exchange for integrated services digital network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Through a circuit switch : Switching input signals having different aggregate bit rates : Channel reservation scheme)
Patent 5579301: System for, and method of, managing voice congestion in a network environment
(MULTIPLEX COMMUNICATIONS : DATA FLOW CONGESTION PREVENTION OR CONTROL : Bypass an inoperative channel)
Patent 5579302: Method and apparatus for regulating virtual-channel cell transmission
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Message transmitted using fixed length packets (e.g., ATM cells) : Distributed switching : Employing logical addressing for routing (e.g., VP or VC) : Data memory addressing)
Patent 5579303: Data transmission apparatus
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Determination of communication parameters : Having dedicated test line or channel)
Patent 5579304: Code-division multiple-access receiver with sequential interference-canceling architecture
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via code word channels using multiple access techniques (e.g., CDMA) : Channel assignment)
Patent 5579305: Asymmetric duplex modem utilizing narrow band echo cancellation
(MULTIPLEX COMMUNICATIONS : DUPLEX : Transmit/receive interaction control : Echo suppression or cancellation : Using summation of conferee signals)
Patent 5579306: Time and frequency slot allocation system and method
(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 5579307: Packet routing system and method with quasi-real-time control
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Employing logical addressing for routing (e.g., VP or VC) : Bridge between bus systems)
Patent 5579308: Crossbar/hub arrangement for multimedia network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Combined circuit switching and packet switching : Synchronization)
Patent 5579309: Object oriented program-controlled broadband communication equipment for optimized method calls
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Through a circuit switch : Switching control : Having a supervisory signaling feature : Having a separate signaling network : Data memory addressing)
Patent 5579310: Method for switching through digital signals
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Particular switching network arrangement)
Patent 5579311: Telecommunications switching
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Combined circuit switching and packet switching : Synchronization)
Patent 5579312: Method and apparatus for scheduling the transmission of cells of guaranteed-bandwidth virtual channels
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Message transmitted using fixed length packets (e.g., ATM cells) : Distributed switching : Employing logical addressing for routing (e.g., VP or VC) : Data memory addressing)
Patent 5579313: Method of multiplexing speech signal and control signal in ISDN B-channels for an exchange system
(MULTIPLEX COMMUNICATIONS : SPECIAL SERVICES : Special feature of multiplex telephone terminal : Conferee signals combined or distributed via time channels)
Patent 5579314: Connectionless information service delivery
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Through a circuit switch : Switching control : Having a supervisory signaling feature : Control storage addressing)
Patent 5579315: Heartbeat collision prevention circuit and method
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Using time slots : Arbitration for access between contending stations : On ring or loop network)
Patent 5579316: Communications technique for transmitting limited size digital data frames using macro headers to represent multiple header code patterns
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Processing of address header for routing, per se : Multistage switch)
Patent 5579317: Packet error propagation for MPEG transport demultiplexers
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Processing of address header for routing, per se : Multistage switch)
Patent 5579318: Processes and apparatus for maintaining data concurrence between databases in telecommunications networks
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Having a signaling feature : Bridge between bus systems)
Patent 5579319: Receiver path selection based on burst-type in a time division multiple access receiver
(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 5579320: Channel unit transmission for removing false data bits in adjacent unterminated channel slots for D4 and SLC-96 channel banks
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Synchronizing : Pulse stuffing or deletion : Frame or bit stream justification : Idle or busy signal erasure or frame erasure)
Patent 5579321: Telecommunication system and a main station and a substation for use in such a system
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Combining or distributing information via time channels using multiple access technique (e.g., TDMA) : Control line is used to request or reserve access)
Patent 5579322: Dual port memory having testing circuit
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Scan path testing (e.g., level sensitive scan design (LSSD)) : Addressing : Bus or I/O channel device fault)
Patent 5579323: Virtual tributary/tributary unit transport method and apparatus
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Byte assembly and formatting : Transmission of a single message having multiple packets)
Patent 5579324: Synchronizing circuit arrangement
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Synchronizing : Mutual (reciprocal) synchronization : Transmission time into time slots adjusted based upon propagation delay time : Idle or busy signal erasure or frame erasure)
Patent 5579325: Method and apparatus for transmitting data signals over parallel data lines
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Synchronizing : Bus extenders)
Patent 5579326: Method and apparatus for programming signal timing
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Error/fault detection technique : Forbidden combination or improper condition : Data timing/clocking : Syndrome computed)
Patent 5579327: External-cavity tunable wavelength light source using semiconductor laser having phase adjustment area
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Tuning : Plural Q-switches)
Patent 5579328: Digital control of laser diode power levels
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Optical output stabilization : Amplitude : Rotating prism)
Patent 5579329: Semiconductor laser apparatus, information recording/reproducing apparatus and image recording apparatus
(COHERENT LIGHT GENERATORS : PARTICULAR COMPONENT CIRCUITRY : Having feedback circuitry : Frequency)
Patent 5579331: Delta-strained quantum-well semiconductor lasers and optical amplifiers
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer : With strained layer :)
Patent 5579332: Plasma light source
(COHERENT LIGHT GENERATORS : PARTICULAR PUMPING MEANS : Electrical : Transversely excited : Traveling wave : Having lens)
Patent 5579333: Cooled laser mirror materials
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified cavity component : Reflector : Hollow electrode)
Patent 5579334: Method and apparatus for reacting solid particulate reagents in an electric furnace
(INDUSTRIAL ELECTRIC HEATING FURNACES : RESISTANCE FURNACE DEVICE : Power supply system)
Patent 5579335: Split band processing for spread spectrum communications
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Correlation-type receiver :)
Patent 5579336: Bidirectional transreceiver for high speed data system
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Muting circuit and squelch)
Patent 5579337: System employing dissipative pseudorandom dynamics and selective feedback for communications and measurement
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : End-to-end transmission system : Having specific signaling for code synchronization :)
Patent 5579338: Spread spectrum receiver using partial correlations
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Having specific code synchronization :)
Patent 5579339: Method for concurrent monitoring of multiple communications
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Transmission interface between two stations or terminals : Phase locked loop)
Patent 5579340: Waveform equalizer
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Adaptive : Matched-filter-type receiver)
Patent 5579341: Multi-channel digital transceiver and method
(PULSE OR DIGITAL COMMUNICATIONS : SYSTEMS USING ALTERNATING OR PULSATING CURRENT : Plural channels for transmission of a single pulse train : Diversity : Trellis encoder or Trellis decoder)
Patent 5579342: Pre-compensated frequency modulation (PFM)
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Antinoise or distortion (includes predistortion) : Phase locked loop)
Patent 5579343: Soft decision circuit
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Maximum likelihood decoder or viterbi decoder : Separate mark and space channels)
Patent 5579344: Adaptive maximum likelihood sequence estimation apparatus and adaptive maximum likelihood sequence estimation method
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Maximum likelihood decoder or viterbi decoder : Separate mark and space channels)
Patent 5579345: Carrier tracking loop for QPSK demodulator
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Automatic frequency control : Correlative or matched filter)
Patent 5579346: Automatic frequency control method and circuit for use in a delay detection type demodulator
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Automatic frequency control : Correlative or matched filter)
Patent 5579347: Digitally compensated direct conversion receiver
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : Correlative or matched filter)
Patent 5579348: Method and apparatus for improving the apparent accuracy of a data receiver clock circuit
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Synchronizing the sampling time of digital data : Gating, blanking, etc.)
Patent 5579349: Circuitry for resolving multiple asynchronous state inputs
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Start - stop : With asynchronous data : More than two phases)
Patent 5579350: Clock change circuit preventing spike generation by delaying selection control signal
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Start - stop)
Patent 5579351: Jitter suppression circuit
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Start - stop)
Patent 5579352: Simplified window de-skewing in a serial data receiver
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Phase locking : Phase locked loop : More than two phases)
Patent 5579353: Dynamic clock mode switch
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Phase locking : Phase locked loop : More than two phases)
Patent 5579354: Method of measuring a corrosion potential, method of simulating potential characteristics of a reaction rate, and plant monitoring
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : TESTING, SENSING, MEASURING, OR DETECTING A FISSION REACTOR CONDITION : Temperature reactivity control)
Patent 5579355: Heat dissipation system for a nuclear reactor, in particular a pressurized water reactor
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : REACTOR PROTECTION OR DAMAGE PREVENTION : Auxiliary heat removal structure : Containment structures)
Patent 5579356: Timer circuit with programmable decode circuitry
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : APPLICATIONS : Measuring or testing : Time combined with measurement of another parameter : Counting by detecting electrical impedance variations)
Patent 5579357: Transmission line using a phase splitter for high data rate communication in a computerized tomography system
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography :)
Patent 5579358: Compensation for movement in computed tomography equipment
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography :)
Patent 5579359: Methods and apparatus for calibrating detector cell output signals
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography : Beam detection system : Fan beam translation)
Patent 5579360: Mass detection by computer using digital mammograms of the same breast taken from different viewing directions
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Mammography : Pattern mask)
Patent 5579361: Radiodiagnosis apparatus of the charge transfer detector type
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Dental panoramic : Pattern mask)
Patent 5579362: Method of and apparatus for the quantitative measurement of paint coating
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Absorption : Flaw analysis : Pipe testing :)
Patent 5579363: Method for obtaining the image of the internal structure of an object
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Diffraction, reflection, or scattering analysis : Spatial energy dispersion : Monochromator or focusing device : Goniometer)
Patent 5579364: Rotating-anode X-ray tube
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SOURCE : Electron tube : With movable target : Temperature modification : With cooling fluid :)
Patent 5579365: Snap-in collimator device
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : BEAM CONTROL : Collimator : Rotary)
Patent 5579366: Line detector camera for employment in, particularly, dental x-ray diagnostics installations
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : NONPHOTOGRAPHIC DETECTOR SUPPORT : Sheet film cassette)
Patent 5579367: Multi-medium closed-loop controlled satellite broadcast network for simple end-user operation
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Programming control : Call diversion)
Patent 5579368: Device for monitoring a switch
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Of centralized switching system : Of line interface circuitry :)
Patent 5579369: Facility type determination technique
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Of trunk or long line : Of switchboard element condition (e.g., lamp))
Patent 5579370: Portable telephone system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Handoff : Based upon unit location : Based on priority)
Patent 5579371: Common channel signaling network applications platform
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Monitoring : Trunk or long line : AIN link : Pair gain test controller)
Patent 5579372: Flow control method for short message service - busy subscriber
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Message storage or retrieval : Privacy, lock-out, or authentication)
Patent 5579373: Transmission power control method in cellular radiotelephone system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Handoff : System selection)
Patent 5579374: Independent cell system of forward and reverse links
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Handoff : Between macro and micro cells : Based on priority)
Patent 5579375: Call transfer within cellular communications system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Special service : Call diversion : Format conversion (e.g., text, audio, etc.))
Patent 5579376: Phantom mobile-identification number method and apparatus
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Security or fraud prevention : Privacy, lock-out, or authentication : At remote station)
Patent 5579377: Remote-control telephone answering system and method
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Dynamic audio signal recording or reproduction : Call intercept or answering : Remote control over telephone line : Pair gain test controller)
Patent 5579378: Medical monitoring system
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Remote indication over telephone line (e.g., telemetry) : Patient monitoring : Power source)
Patent 5579379: Personal communications service having a calling party pays capability
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : Generalized statistics about telephone network usage)
Patent 5579380: Method and apparatus for processing telephone calls from one line to another
(TELEPHONIC COMMUNICATIONS : MULTI-LINE OR KEY SUBSTATION SYSTEM WITH SELECTIVE SWITCHING AND CENTRAL SWITCHING OFFICE CONNECTION : Switching or supervision feature (e.g., common control, digital) : Electronic)
Patent 5579381: Methods and apparatus for providing suppressed ringing access
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Remote indication over telephone line (e.g., telemetry) : Ringing suppression : Having line status detection)
Patent 5579382: International direct dialing booking system
(TELEPHONIC COMMUNICATIONS : SPECIAL SERVICES : Reserved call (e.g., return call, call back, scheduled call, reestablished call) : Ringing signal (e.g. having a predetermined cadence or distinctive ring))
Patent 5579383: Calling terminal controlled call coverage
(TELEPHONIC COMMUNICATIONS : SPECIAL SERVICES : Call diversion (e.g., call capture) : Call forwarding : No answer (e.g., ringing signal, on-hook, idle))
Patent 5579384: Telecommunications network service central management system interfacing with protocol specific regional stations providing services to
(TELEPHONIC COMMUNICATIONS : CENTRALIZED SWITCHING SYSTEM : Class of service determination or transmission : Interexchange trunk circuit)
Patent 5579385: Method of signalling subscriber numbers in a telecommunications network
(TELEPHONIC COMMUNICATIONS : PLURAL EXCHANGE NETWORK OR INTERCONNECTION : Interexchange signalling : Signalling path distinct from trunk (e.g., CCIS) : Having signalling to operator)
Patent 5579386: Telephone network alerting cadence control system
(TELEPHONIC COMMUNICATIONS : CENTRALIZED SWITCHING SYSTEM : With generating of call associated substation signal : For alerting signal at called station (e.g., ringing) : For nuisance call mitigation)
Patent 5579387: Apparatus for accessing function code in telephone
(TELEPHONIC COMMUNICATIONS : SUBSTATION OR TERMINAL CIRCUITRY : Signal receiver (e.g., tone decoder))
Patent 5579388: Network-independent electrical energy user with additional, photovoltaic power supply
(TELEPHONIC COMMUNICATIONS : TERMINAL : Housing or housing component : Handset structure : Battery : Keypad)
Patent 5579389: Histogram-based processing of audio signals
(TELEPHONIC COMMUNICATIONS : SUBSTATION OR TERMINAL CIRCUITRY : For loudspeaking terminal : Speakerphone with build-in microphone : By scanning)
Patent 5579390: Method and apparatus for vertically scrambling and descrambling of video signals
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Variable time delay modulation of baseband video signal : Having compression (e.g., MPEG))
Patent 5579391: TV scramble system for preventing illegal reception
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Including addressed decoder control signal : Including frequency modification of audio signal or frequency shifting of audio carrier)
Patent 5579392: Duplicating and ciphering device and methods for codification of facsimile telecopies
(CRYPTOGRAPHY : FACSIMILE CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling))
Patent 5579393: System and method for secure medical and dental record interchange
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : MULTIPLE COMPUTER COMMUNICATION USING CRYPTOGRAPHY : Particular communication authentication technique : Authentication by digital signature representation or digital watermark : Including particular multiplication or exponentiation circuit)
Patent 5579394: Clear channel interface module and method therefor
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : MULTIPLE COMPUTER COMMUNICATION USING CRYPTOGRAPHY : Particular node (e.g., gateway, bridge, router, etc.) for directing data and applying cryptography : Application layer security)
Patent 5579395: Stereo decoder with cross-talk compensation
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC :)
Patent 5579396: Surround signal processing apparatus
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC : Pseudo stereophonic : Pseudo quadrasonic : Having transmitter)
Patent 5579397: Amplifier device for a condenser microphone
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : CIRCUITRY COMBINED WITH SPECIFIC TYPE MICROPHONE OR LOUDSPEAKER : With electrostatic microphone : Including feedback)
Patent 5579398: Electro-acoustic transducer
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Having acoustic wave modifying structure : With tubular waveguide or resonant element : Device for manipulation)
Patent 5579399: Acoustic resonator having mode-alignment-cancelled harmonics
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : By modifying fluid flow : Reflecting element)
Patent 5579400: Headphones
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Plural or compound reproducers : Headphone : Granular or carbon)
Patent 5579401: Feature grouping in moving bodies in an image
(IMAGE ANALYSIS : APPLICATIONS :)
Patent 5579402: Method for constructing a histogram in digital image processing by statistical pixel sampling
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : X-ray film analysis (e.g., radiography) : With a prism)
Patent 5579404: Digital audio limiter
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : INCLUDING AMPLITUDE OR VOLUME CONTROL : With amplitude compression/expansion : With amplitude control)
Patent 5579405: Method and apparatus for contour vector image processing
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Directional codes and vectors (e.g., Freeman chains, compasslike codes) : Faulty soldering)
Patent 5579406: Apparatus and method for outline data processing
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Pattern boundary and edge measurements : Measurements made on alphanumeric characters :)
Patent 5579407: Optical character classification
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Image segmentation using color : Alphanumerics)
Patent 5579408: Character recognition method and apparatus
(IMAGE ANALYSIS : PATTERN RECOGNITION : On-line recognition of handwritten characters : With separate timing or alignment marks)
Patent 5579409: Methods for determining the exterior points of an object in a background
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Shape and form analysis : Measurements made on alphanumeric characters)
Patent 5579410: Region filling circuit and method of filling a region
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Shape and form analysis : Measurements made on alphanumeric characters)
Patent 5579411: High-speed circuit for performing pattern matching of image data and the like suitable for large scale integration implementation
(IMAGE ANALYSIS : PATTERN RECOGNITION : Template matching (e.g., specific devices that determine the best match) : Electronic template : With a display)
Patent 5579412: Image processing apparatus
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Pyramid, hierarchy, or tree structure : Checking spelling for recognition)
Patent 5579413: Picture data encoding method
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Transform coding : Arithmetic coding)
Patent 5579414: OCR image preprocessing method for image enhancement of scanned documents by reversing invert text
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Quantization)
Patent 5579415: Computer implemented method of recognizing a position of an object
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Selecting a portion of an image : Based on peak levels)
Patent 5579416: Character processing apparatus for selectively modifying a font pattern
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Changing the image coordinates : Determining the position of an object)
Patent 5579417: Image processing apparatus
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Changing the image coordinates : To change the scale or size of an image : Rotation of image is limited to 90 degrees, 180 degrees, or 270 degrees)
Patent 5579418: Image interpolation apparatus
(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 5579419: Image storing/retrieving apparatus using a mark sheet to enable user selection of images
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Image storage or retrieval : Parallel processing)
Patent 5579420: Optical filter
(OPTICAL WAVEGUIDES : POLARIZATION WITHOUT MODULATION : Electro-optic)
Patent 5579421: Optical integrated circuits and methods
(OPTICAL WAVEGUIDES : INTEGRATED OPTICAL CIRCUIT : Including physical deformation or movement of waveguide)
Patent 5579422: Apparatus for coupling a multiple emitter laser diode to a multimode optical fiber
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Lens : Rod type :)
Patent 5579423: Optical fiber laser device
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Lens : Spherical :)
Patent 5579424: Arrangement for an optical coupling of a fiber to a planar optical waveguide and a method of forming the arrangement
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Fiber to thin film devices : Directional coupler)
Patent 5579425: Anti-snag duplex connector
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Structure surrounding optical fiber-to-fiber connection : Multi-part (e.g., two pieces screwed together or bayonet latched) : With additional structure at or immediately surrounding each optical fiber end face : Plural fiber-to-fiber connections :)
Patent 5579426: Fiber image guide based bit-parallel computer interconnect
(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 5579427: Graded index single crystal optical fibers
(OPTICAL WAVEGUIDES : OPTICAL FIBER WAVEGUIDE WITH CLADDING : With graded index core or cladding : With lens or mirror)
Patent 5579428: Solitons in dispersion flattened waveguide
(OPTICAL WAVEGUIDES : OPTICAL FIBER WAVEGUIDE WITH CLADDING : With graded index core or cladding : With lens or mirror)
Patent 5579429: Laser dye doped fluorescent optical fiber and method of preparation of the same
(OPTICAL WAVEGUIDES : HAVING PARTICULAR OPTICAL CHARACTERISTIC MODIFYING CHEMICAL COMPOSITION : Of waveguide core : Organic : Where the second or further layer is a coating)
Patent 5579430: Digital encoding process
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Transformation :)
Patent 5579431: Speech detection in presence of noise by determining variance over time of frequency band limited energy
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Time : Voiced or unvoiced : Silence decision)
Patent 5579432: Discriminating between stationary and non-stationary signals
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Time : Voiced or unvoiced : Silence decision)
Patent 5579433: Digital coding of speech signals using analysis filtering and synthesis filtering
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Linear prediction : Correlation function)
Patent 5579434: Speech signal bandwidth compression and expansion apparatus, and bandwidth compressing speech signal transmission method, and
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Linear prediction : Correlation function)
Patent 5579435: Discriminating between stationary and non-stationary signals
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Recognition : Detect speech in noise : Post-transmission)
Patent 5579436: Recognition unit model training based on competing word and word string models
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Recognition : Creating patterns for matching : Update patterns : Cross-correlation)
Patent 5579437: Pitch epoch synchronous linear predictive coding vocoder and method
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Synthesis : Linear prediction : Specialized models)
Patent 5579438: Fuzzy inference image forming apparatus
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : KNOWLEDGE PROCESSING SYSTEM : Knowledge representation and reasoning technique : Reasoning under uncertainty (e.g., fuzzy logic) : Having specific pattern matching or control technique)
Patent 5579439: Fuzzy logic design generator using a neural network to generate fuzzy logic rules and membership functions for use in intelligent systems
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : FUZZY LOGIC HARDWARE : Fuzzy neural network :)
Patent 5579440: Machine that learns what it actually does
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : ADAPTIVE SYSTEM : Genetic algorithm and genetic programming system)
Patent 5579441: Refraction algorithm for production systems with content addressable memory
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : KNOWLEDGE PROCESSING SYSTEM : Knowledge representation and reasoning technique : Having specific management of a knowledge base : Having specific pattern matching or control technique)
Patent 5579442: Adaptive kinematic control apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Robot control : Combined with knowledge processing (e.g., natural language system) : Monitoring or inspection)
Patent 5579443: Emergency vehicular communication device capable of contacting a plurality of services
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Plural transmitters or receivers (i.e., more than two stations) : Central station (e.g., master, etc.) : To or from mobile station : Emergency dispatch or response : On-site or multi-site trunking)
Patent 5579444: Adaptive vision-based controller
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Robot control : Having particular sensor : Vision sensor (e.g., camera, photocell) : Movable (e.g., rotatable))
Patent 5579445: Image resolution conversion method that employs statistically generated multiple morphological filters
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Size, resolution, or scale control :)
Patent 5579446: Manual/automatic user option for color printing of different types of objects
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control :)
Patent 5579447: System for developing and displaying a representation of a total estimated time to print a job
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control :)
Patent 5579448: Printing apparatus for printing of quarter em-size
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Character or font : Engraving or perforating material to form a printing surface (e.g., printing plate, cylinder, or stencil))
Patent 5579449: Method for downloading and printing bitmapped graphics
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Character or font : Engraving or perforating material to form a printing surface (e.g., printing plate, cylinder, or stencil))
Patent 5579450: Image processing apparatus involving comparison of densities of three contiguous pixels
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Memory : Engraving or perforating material to form a printing surface (e.g., printing plate, cylinder, or stencil))
Patent 5579451: Image output device and image control method for smoothing image or increasing image resolution by use of same
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Size, resolution, or scale control :)
Patent 5579452: Method of managing memory allocation in a printing system
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Memory : Engraving or perforating material to form a printing surface (e.g., printing plate, cylinder, or stencil))
Patent 5579453: Smart direct memory access controller
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Memory : Engraving or perforating material to form a printing surface (e.g., printing plate, cylinder, or stencil))
Patent 5579454: Three dimensional graphics processing with pre-sorting of surface portions
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Three-dimension : Hidden line/surface determining :)
Patent 5579455: Rendering of 3D scenes on a display using hierarchical z-buffer visibility
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Three-dimension : Hidden line/surface determining : Z buffer (depth buffer) :)
Patent 5579456: Direct rendering of textured height fields
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Three-dimension :)
Patent 5579457: Image display apparatus and method using irregularly placed curving structures
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Attributes (surface detail or characteristic, display attributes) : Color or intensity : Dither or halftone : Expert system or AI)
Patent 5579458: Display control system for a scan type display apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS DISPLAY MEMORY SYSTEM : Multi-port memory : Character memory)
Patent 5579459: Method for clipping a line segment against an arbitrary polygon in the floating point domain
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graphic manipulation (object processing or display attributes) : Clipping : Based on image data : Non-rectangular array : Plural look up tables)
Patent 5579460: Paint-out method and apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Shape generating : Bar graph)
Patent 5579461: Method and apparatus for filling polygons
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Shape generating : Straight line : Image based (addressing))
Patent 5579462: User interface for spectrometer
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graph generating : Textual entry or display of manipulation information (e.g., enter or display degree of rotation))
Patent 5579463: Waveform display apparatus of frequency sweep type for facilitating display of a high definition waveform
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graph generating : Textual entry or display of manipulation information (e.g., enter or display degree of rotation))
Patent 5579464: Free-form surface creation method and apparatus thereof
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Shape generating : Bar graph)
Patent 5579465: Shifted character pattern data processor
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Display processing : Pagination)
Patent 5579466: Method and system for editing and formatting data in a dialog window
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Display processing : Text attribute : Horizontal spacing)
Patent 5579467: Method and apparatus for formatting a communication
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Form : Form filling :)
Patent 5579468: Information processing unit having function modules independently recognizing user information
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : OPERATOR INTERFACE (E.G., GRAPHICAL USER INTERFACE) : For plural users or sites (e.g., network) : Interface customization or adaption (e.g., client server) : Based on stored usage or user profile (e.g., frequency of use, cookies) : Hierarchical)
Patent 5579469: Global user interface
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : OPERATOR INTERFACE (E.G., GRAPHICAL USER INTERFACE) : On-screen workspace or object : Window or viewpoint : Virtual input device (e.g., virtual keyboard))
Patent 5579471: Image query system and method
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : OPERATOR INTERFACE (E.G., GRAPHICAL USER INTERFACE) : Font selection)
Patent 5579472: Group-oriented communications user interface
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : OPERATOR INTERFACE (E.G., GRAPHICAL USER INTERFACE) : Computer supported collaborative work between plural users : Downloading remote executables (e.g., Java, CGI))
Patent 5579473: Interface controller for frame buffer random access memory devices
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS DISPLAY MEMORY SYSTEM : Cache : Character memory)
Patent 5579474: Disk array system and its control method
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault recovery : By masking or reconfiguration : Of memory or peripheral subsystem : Redundant stored data accessed (e.g., duplicated data, error correction coded data, or other parity-type data) :)
Patent 5579475: Method and means for encoding and rebuilding the data contents of up to two unavailable DASDS in a DASD array using simple non-recursive
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault recovery : By masking or reconfiguration : Of memory or peripheral subsystem : Redundant stored data accessed (e.g., duplicated data, error correction coded data, or other parity-type data) : Reconfiguration (e.g., adding a replacement storage component) :)
Patent 5579476: Automatic test environment for communications protocol software
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault locating (i.e., diagnosis or testing) : Particular stimulus creation : Additional processor for in-system fault locating (e.g., distributed diagnosis program))
Patent 5579477: Test circuitry for printer memory
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault locating (i.e., diagnosis or testing) : Component dependent technique : Peripheral device component fault : Memory emulator feature)
Patent 5579478: System administration module for an operating system affords graded restricted access privileges
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : SECURITY : Tamper resistant)
Patent 5579479: Computer software licensing authentication method and apparatus
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : SECURITY : Password : Biometric acquisition)
Patent 5579480: System and method for traversing ATM networks based on forward and reverse virtual connection labels
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER-TO-COMPUTER DATA ROUTING : Decentralized controlling : Congestion avoiding)
Patent 5579481: System and method for controlling data transfer between multiple interconnected computer systems with an untethered stylus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : DISPLAY PERIPHERAL INTERFACE INPUT DEVICE : Stylus : With alignment or calibration capability (i.e., parallax problem))
Patent 5579482: Method and apparatus for storing interface information in a computer system
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : NETWORK COMPUTER CONFIGURING : Accessing a remote server)
Patent 5579483: Communication controller for controlling multi-channel multiplex communication and having channel selection functions and memory for
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : FDM switching)
Patent 5579484: System for performing fast data accessing in multiply/accumulate operations while using a VRAM
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication : Overflow or underflow)
Patent 5579485: Apparatus for remote implementation of a command
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER-TO-COMPUTER PROTOCOL IMPLEMENTING : Computer-to-computer handshaking : Congestion avoiding)
Patent 5579486: Communication node with a first bus configuration for arbitration and a second bus configuration for data transfer
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Bus access regulation : Using transmitter and receiver)
Patent 5579487: Portable work slate computer with multiple docking positions for interchangeably receiving removable modules
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Peripheral adapting)
Patent 5579488: Programmable control device
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Peripheral adapting)
Patent 5579489: Hand-held portable computer having capability for external expansion of an internal bus
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Bus expansion or extension : Docking station : Hot insertion)
Patent 5579490: Expanded address bus system
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Bus expansion or extension : Application-specific peripheral adapting)
Patent 5579491: Local proactive hot swap request/acknowledge system
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Bus expansion or extension : Card insertion : Hot insertion :)
Patent 5579492: Data processing system and a method for dynamically ignoring bus transfer termination control signals for a predetermined amount of time
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Bus access regulation : Bus master/slave controlling : Hot docking)
Patent 5579493: System with loop buffer and repeat control circuit having stack for storing control information
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: PROCESSING ARCHITECTURES AND INSTRUCTION PROCESSING (E.G., PROCESSORS) : INSTRUCTION FETCHING : Prefetching : Operation)
Patent 5579494: Apparatus for detecting possibility of parallel processing and method thereof and a program translation apparatus utilized therein
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: PROCESSING ARCHITECTURES AND INSTRUCTION PROCESSING (E.G., PROCESSORS) : PROCESSING CONTROL : Branching (e.g., delayed branch, loop control, branch predict, interrupt) : Loop execution : Branch prediction)
Patent 5579495: Information processing in which a simulation of parallelism is achieved
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: PROCESSING ARCHITECTURES AND INSTRUCTION PROCESSING (E.G., PROCESSORS) : INSTRUCTION FETCHING : Prefetching : Operation)
Patent 5579496: Method and apparatus for processing control instructions received from multiple sources connected to a communication bus
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: PROCESSING ARCHITECTURES AND INSTRUCTION PROCESSING (E.G., PROCESSORS) : PROCESSING CONTROL : Instruction modification based on condition : Masking)
Patent 5579497: Devices and systems with parallel logic unit, and methods
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Modems (data sets) : Phase locked loop)
Patent 5579498: Pipelined data processing system capable of stalling and resuming a pipeline operation without using an interrupt processing
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: PROCESSING ARCHITECTURES AND INSTRUCTION PROCESSING (E.G., PROCESSORS) : PROCESSING CONTROL : Processing sequence control (i.e., microsequencing) : Exeception processing (e.g., interrupts and traps))
Patent 5579499: Product for representing data object in concatenated multiple virtual address spaces with combined requests for segment mapping
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : ADDRESS FORMATION : Address mapping (e.g., conversion, translation) : Virtual addressing : Including plural logical address spaces, pages, segments, blocks : Segment or page table descriptor)
Patent 5579500: Control apparatus for controlling data read accesses to memory and subsequent address generation scheme based on data/memory width
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : ADDRESS FORMATION : Combining two or more values to create address : Sequential addresses generation)
Patent 5579501: Method for transforming a hash bucket number to a control interval to identify the physical location of information in a mass memory
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : ADDRESS FORMATION : Hashing : Resolving conflict, coherency, or synonym problem)
Patent 5579502: Memory card apparatus using EEPROMS for storing data and an interface buffer for buffering data transfer between the EEPROMS and an external
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Specific memory composition : Solid-state read only memory (ROM) : Programmable read only memory (PROM, EEPROM, etc.) :)
Patent 5579503: Direct cache coupled network interface for low latency
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Hierarchical memories : Caching : Multiple caches : Arrayed (e.g., RAIDs))
Patent 5579504: Multi-processor computer system having shared memory, private cache memories, and invalidate queues having valid bits and flush bits for
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Hierarchical memories : Caching : Coherency : Cache status data bit :)
Patent 5579505: Memory access system and method for granting or preventing atomic or nonatomic memory access requests to shared memory regions
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Control technique : Read-modify-write (RMW) : Coherency)
Patent 5579506: Semiconductor memory device having means for temporarily storing operation command data
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Control technique : Status storage : Coherency)
Patent 5579507: Data transfer control of virtual storage supported by three-level hierarchical storage
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Memory configuring : Based on data size : With password or key)
Patent 5579508: Main memory managing method and apparatus in which main memory is partitioned into three distinct areas
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Memory configuring : Based on component size : With password or key)
Patent 5579509: Apparatus and method for verifying compatibility of system components
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : EMULATION : Compatibility emulation : I/O adapter (e.g., port, controller))
Patent 5579510: Method and structure for use in static timing verification of synchronous circuits
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Testing or evaluating : Design verification (e.g., wiring line capacitance, fan-out checking, minimum path width) : Timing analysis (e.g., delay time, path delay, latch timing) :)
Patent 5579511: Method and apparatus for checking the integrity of a complex computer installation used in the flight control of an aircraft
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : EMULATION : Compatibility emulation : I/O adapter (e.g., port, controller))
Patent 5579512: Systempro emulation in a symmetric multiprocessing computer system
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : EMULATION : Software program (i.e., performance prediction))
Patent 5579513: Method for monitoring the synchronization of clocks in computer networks
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : CLOCK CONTROL OF DATA PROCESSING SYSTEM, COMPONENT, OR DATA TRANSMISSION : Correction for skew, phase, or rate)
Patent 5579514: Methodology for increasing the average run length produced by replacement selection strategy in a system consisting of multiple,
(DATA PROCESSING: DATABASE AND FILE MANAGEMENT OR DATA STRUCTURES : DATABASE OR FILE ACCESSING : Sorting : Pattern matching access)
Patent 5579515: Method of checking index integrity in a DB2 database
(DATA PROCESSING: DATABASE AND FILE MANAGEMENT OR DATA STRUCTURES : DATABASE OR FILE ACCESSING : Sorting : Pattern matching access)
Patent 5579516: Method for storing data files on a multiple volume media set
(DATA PROCESSING: DATABASE AND FILE MANAGEMENT OR DATA STRUCTURES : DATABASE OR FILE ACCESSING :)
Patent 5579517: Common name space for long and short filenames
(DATA PROCESSING: DATABASE AND FILE MANAGEMENT OR DATA STRUCTURES : FILE OR DATABASE MAINTENANCE : Application of database or data structure (e.g., distributed, multimedia, image))
Patent 5579518: Message compiler for object-oriented language that statically produces object code by provisionally identifying a set of candidate types
(DATA PROCESSING: SOFTWARE DEVELOPMENT, INSTALLATION, AND MANAGEMENT : SOFTWARE PROGRAM DEVELOPMENT TOOL (E.G., INTEGRATED CASE TOOL OR STAND-ALONE DEVELOPMENT TOOL) : Testing or debugging : Including analysis of program execution : Using breakpoint)
Patent 5579519: Extensible electronic document processing system for creating new classes of active documents
(DATA PROCESSING: SOFTWARE DEVELOPMENT, INSTALLATION, AND MANAGEMENT : SOFTWARE PROGRAM DEVELOPMENT TOOL (E.G., INTEGRATED CASE TOOL OR STAND-ALONE DEVELOPMENT TOOL) : Translation of code : Interpreter : Using program flow graph)
Patent 5579520: System and methods for optimizing compiled code according to code object participation in program activities
(DATA PROCESSING: SOFTWARE DEVELOPMENT, INSTALLATION, AND MANAGEMENT : SOFTWARE PROGRAM DEVELOPMENT TOOL (E.G., INTEGRATED CASE TOOL OR STAND-ALONE DEVELOPMENT TOOL) : Translation of code : Compiling code : Optimization : Loop compiling)
Patent 5579521: Conversion of data and objects across classes in an object management system
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: INTERPROGRAM COMMUNICATION OR INTERPROCESS COMMUNICATION (IPC) : APPLICATION PROGRAM INTERFACE (API) : Data transfer between application windows : Managed object system)
Patent 5579522: Dynamic non-volatile memory update in a computer system
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : DIGITAL DATA PROCESSING SYSTEM INITIALIZATION OR CONFIGURATION (E.G., INITIALIZING, SET UP, CONFIGURATION, OR RESETTING) : Loading initialization program (e.g., booting, rebooting, warm booting, remote booting, BIOS, initial program load (IPL), bootstrapping) :)
Patent 5579523: Method for controlled locking/unlocking of a system using a locking mode flag during an interrupt routine
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : ACCESS LOCKING : Bus interface architecture)
Patent 5579524: Optimized power supply system for computer equipment
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : COMPUTER POWER CONTROL : Power conservation : By shutdown of only part of system : Including generation of associated coded record)
Patent 5579525: Pipelined arrangement including data processing storages having dynamic latches for reducing delay in data processing
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTERRUPT PROCESSING : Access prioritizing)
Patent 5579526: Synchronous/asynchronous feedback system having logic circuit for changing the state of the processing core in response to output of
(PHOTOGRAPHY : PHOTOTYPE COMPOSING : Having stencil-type character means : Having a moveable carrier : Rotary : Double holder)
Patent 5579527: Apparatus for alternately activating a multiplier and a match unit
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: PROCESSING ARCHITECTURES AND INSTRUCTION PROCESSING (E.G., PROCESSORS) : PROCESSING ARCHITECTURE : Array processor : Array processor operation : Reconfiguring)
Patent 5579528: Computer system employing docking bay with spring loaded connector pins and file coherency method
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Bus expansion or extension : Docking station : Hot insertion)
Patent 5579529: Method for configuring computer peripherals
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING : Peripheral configuration : Concurrently performing Input/Output operation and other operation unrelated to Input/Output)
Patent 5579530: Method and apparatus for dynamically allocating access time to a resource shared between a peripheral bus and a host bus by dynamically
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING : Data transfer specifying : Burst data transfer :)
Patent 5579531: System for selecting path among plurality of paths using plurality of multiplexers coupled to common bus to transfer data between peripheral
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING : Input/Output access regulation : Accessing via a multiplexer : Vectored)
Patent 5579532: Rotating ring structure for gas turbine engines and method for its production
(POWDER METALLURGY PROCESSES : POWDER METALLURGY PROCESSES WITH HEATING OR SINTERING : Making porous product :)
Patent 5579533: Method of making a soldering iron tip from a copper/iron alloy composite
(POWDER METALLURGY PROCESSES : POWDER METALLURGY PROCESSES WITH HEATING OR SINTERING : Post sintering operation : Subsequent working : Copper oxide)
Patent 5579534: Heat-resistant member
(STOCK MATERIAL OR MISCELLANEOUS ARTICLES : ALL METAL OR WITH ADJACENT METALS : Having metal particles : Having composition or density gradient or differential porosity : Magneto-optic media disc)
Patent 5579535: Personal communication system providing supplemental information mode
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Out-of-range indication : Remote programming control)
Patent 5579536: Method and apparatus for establishing communication links between non-stationary communication units
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Plural transmitters or receivers (i.e., more than two stations) : Central station (e.g., master, etc.) : To or from mobile station : Having storage detail)
Patent 5579537: Broadcast system with associated data capabilities
(TELECOMMUNICATIONS : WIRELESS DISTRIBUTION SYSTEM : Combined with diverse art device (e.g., audio/sound or entertainment system) : With subscriber selection or switching)
Patent 5579538: Shoulder pad accessory
(APPAREL : GUARD OR PROTECTOR : Shoulder protector : Underwater diver`s body cover)
Patent 5579539: Disposable, elastomeric glove
(APPAREL : BODY GARMENTS : Gloves : Materials : Rubber : Having a hook and loop type wrist closure)
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