Patents 5621578 - 5621835

 

 

Patent 5621578: Method of transmitting digital video and audio signals between bit rate reduction encoded signal recording and reproducing systems
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD COPYING : Motion picture film)

Patent 5621579: Method for selectively playing back programs recorded on a video tape
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Single still or frame recording : Selective mode (e.g., still or motion))

Patent 5621580: Ternary code magnetic recording system
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data in specific format : Intra-cell transition)

Patent 5621581: System for transcription and playback of sonic signals
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL RECORDING OR REPRODUCING : Specifics of equalizing : Between heads in alternate engagement with medium)

Patent 5621582: Disk drive including a baseplate well for the spin motor
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Plural disks : Flexible disk)

Patent 5621583: Method and device for reading and writing magnetically encoded data on linear tracks
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD MOVING DURING TRANSDUCING : Slide or movie projectors)

Patent 5621584: Tape loading device for use in a video cassette recorder
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD MOVING DURING TRANSDUCING : Tape record : Rotating head : Tape in container : Drum)

Patent 5621585: Reel brake device operated by a tape loading mechanism of magnetic recording and reproducing apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD MOVING DURING TRANSDUCING : Tape record : Rotating head : Tape in container : Drum)

Patent 5621586: Retaining slot for data cartridge library system
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Plural tapes : Tape in container : Drum)

Patent 5621587: Tape drive mechanism having a mode cam operated by reverse rotation of motor
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Tape in container : Plural reels : Reel drive details : Stepping motor)

Patent 5621588: Two-plane balance for hard disk drive motor-base assemblies
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Plural disks : Rotational drive detail : Mechanical detail)

Patent 5621589: Recording and/or reproducing apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Tape in container : Plural reels : Container mounting details : With common capstan drive)

Patent 5621590: Actuator apparatus with plastic C-block
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : Disk record : Load beam detail : Actuator mount region detail : Ball staking : Voice coil adjuster)

Patent 5621591: Dual coil voice coil motor
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For shifting head between tracks : Disk record : Arcuate head movement : Driver detail : Voice coil : Winding detail :)

Patent 5621592: Magnetic head with magnetically stable shield layers and/or write poles
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Magnetoresistive (MR) reproducing head : Detail of magnetic shielding : In horizontal head configuration)

Patent 5621593: Magnetoresistive head and method of fabricating the same
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Magnetoresistive (MR) reproducing head : Having Anisotropic Magnetoresistive (AMR) sensor formed of a single thin film : Detail of transverse biasing : Using a soft adjacent layer : Voice coil adjuster)

Patent 5621594: Electroplated thin film conductor coil assembly
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head winding : Plural gaps)

Patent 5621595: Pinched-gap magnetic recording thin film head
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head core : Laminated : Mounting detail)

Patent 5621596: Low profile thin film write head
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head core : Laminated : Mounting detail)

Patent 5621597: Disc cartridge
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : For disk : Disc record)

Patent 5621598: Luminous tube protection circuit
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Transformer protection : Voltage)

Patent 5621599: Switched MOV device
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Load shunting by fault responsive means (e.g., crowbar circuit) : Voltage responsive : With more than two wires)

Patent 5621600: Inductive short finder
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific current responsive fault sensor : Transformer sensor (i.e., toroidal current sensor) : Protection for thyristor)

Patent 5621601: Over-current protection apparatus for transistor
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific current responsive fault sensor : Current limiting : Protection for thyristor)

Patent 5621602: Surge protector
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Circuit interruption by thermal sensing : With fuse : With transistor circuit interrupter)

Patent 5621603: Pulse width modulated solenoid driver controller
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : Systems for magnetizing, demagnetizing, or controlling the magnetic field : Including particular drive circuit : Including means to establish plural distinct current levels (e.g., high, low) : By separating contacts)

Patent 5621604: PWM multiplexed solenoid driver
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : For relays or solenoids : Plural relays or solenoids sequentially operated : Thermistor)

Patent 5621605: Neutralizing apparatus for charged body
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : DISCHARGING OR PREVENTING ACCUMULATION OF ELECTRIC CHARGE (E.G., STATIC ELECTRICITY) : By charged gas irradiation : Particular relay or solenoid)

Patent 5621606: Capacitor utilizing high dielectric constant material
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Fixed capacitor : Solid dielectric : Ceramic, glass, or oxide particles : With multilayer ceramic capacitor : Composition : Including halogen (e.g., chlorinated))

Patent 5621607: High performance double layer capacitors including aluminum carbon composite electrodes
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROLYTIC SYSTEMS OR DEVICES : Double layer electrolytic capacitor : Plural)

Patent 5621608: Solid electrolytic capacitor having two solid electrolyte layers and method of manufacturing the same
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROLYTIC SYSTEMS OR DEVICES : Solid electrolytic capacitor (e.g., dry electrolytic capacitor) : With significant electrolyte or semiconductor : With vent means)

Patent 5621609: Composite electrode materials for high energy and high power density energy storage devices
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROLYTIC SYSTEMS OR DEVICES : Liquid electrolytic capacitor : Plural)

Patent 5621610: Collapsible computer keyboard structure with associated collapsible pointing stick
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Including keyboard support : Fluid)

Patent 5621611: Display device and method for assembling or disassembling the same
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Including display support : Fluid)

Patent 5621612: Microcomputer with a computer case, a control case, a monitor and a keyboard
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : CRT support)

Patent 5621613: Apparatus for dissipating heat in a hinged computing device
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : With cooling means : Disk drive support)

Patent 5621614: Apparatus for mounting and enclosing an appliance
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Fluid : Air : And liquid : Fan or blower)

Patent 5621615: Low cost, high thermal performance package for flip chips with low mechanical stress on chip
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : With cooling fins)

Patent 5621616: High density CMOS integrated circuit with heat transfer structure for improved cooling
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : With cooling fins)

Patent 5621617: Circuit card mounting system having a cylindrical housing and circular card locks
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : For printed circuit board : Plural : Circuit board mounted)

Patent 5621618: Portable electronic apparatus with battery pack secured by first and second sequentially engageable recesses
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Module : Plural : With housing : Having lock or interlock : Circuit board mounted)

Patent 5621619: All ceramic surface mount sip and dip networks having spacers and solder barriers
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Connection of components to board : With specific lead configuration : Shaped lead on components : Circuit board mounted)

Patent 5621620: Converter
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : With dynamic rectifier in phase 2 to D.C. stage (e.g., commutator type))

Patent 5621621: Power unit having self-oscillating series resonance converter
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Bridge type : Including plural anode/single cathode device)

Patent 5621622: Power converter overload protection circuit
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Single-ended, self-oscillating type : Including plural anode/single cathode device)

Patent 5621623: DC-DC converter using flyback voltage
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Single-ended, separately-driven type : With automatic control of the magnitude of output voltage or current)

Patent 5621624: Miniaturized high frequency direct current power supply
(ELECTRIC POWER CONVERSION SYSTEMS : CASCADED OR COMBINED, DIVERSE CONVERSIONS IN WHICH THE FREQUENCY OR PHASE OR COMBINED CONVERSION IS WITHOUT INTERMEDIATE CONVERSION TO D.C. : Current and frequency (e.g., f1-f2-D.C.) : Phase 1 to phase 2 to D.C.)

Patent 5621625: Surge protection circuit for a switching mode power supply
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Single-ended, separately-driven type : With automatic control of the magnitude of output voltage or current : For forward-type converter : Utilizing pulse-width modulation :)

Patent 5621626: Method and device for control of an installation for transmission of high-voltage direct current
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including an A.C.-D.C.-A.C. converter : For transfer of power via a high voltage D.C. link (i.e., HVDC transmission system) : Double-ended type (i.e., push-pull))

Patent 5621627: A.C. to A.C. power converter for the adaptive correction of waveform abnormalities
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including an A.C.-D.C.-A.C. converter : By semiconductor rectifier and inverter : Double-ended type (i.e., push-pull))

Patent 5621628: Power converter
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including an A.C.-D.C.-A.C. converter : By semiconductor rectifier and inverter : Double-ended type (i.e., push-pull))

Patent 5621629: Switching power supply for use in an electronic energy meter having a wide range of input voltages
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including automatic or integral protection means : For inverters : Transistor inverter : Single-ended type : Having current protection : Including short protection across a series-connected pair of transistors (e.g., shoot-through protection, etc.))

Patent 5621630: Power source apparatus of image forming apparatus
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Having plural converters for single conversion : Plural inverters : In parallel)

Patent 5621631: AC to DC boost switching power converters
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With condition responsive means to control the output voltage or current : Cooperating separate sensing and control means : For rectifier system : With transistor control means in the line circuit : For full wave rectifier with at least 1 three electrode device)

Patent 5621632: Switch mode power supply circuit
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With condition responsive means to control the output voltage or current : Cooperating separate sensing and control means : For inverter : With transistor control means in the line circuit : Saturable reactor (e.g., magnetic amplifier))

Patent 5621633: Apparatus for controlling converter having self-arc-extinction elements
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With condition responsive means to control the output voltage or current : Cooperating separate sensing and control means : For inverter : With transistor control means in the line circuit : Saturable reactor (e.g., magnetic amplifier))

Patent 5621634: Power converter
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With condition responsive means to control the output voltage or current : Cooperating separate sensing and control means : For inverter : With transistor control means in the line circuit : For bridge-type inverter : With plural control windings)

Patent 5621635: Integrated circuit packaged power supply
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With cooling means : In thyristor inverter systems)

Patent 5621636: Thin DC-DC converter arrangement
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Integrated circuit : Adapted for use with alternators)

Patent 5621637: Method of controlling the quality in the production of a plurality of yarns
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Supervisory control : Including sequence or logic processor)

Patent 5621638: Method and apparatus for optimum regulation of the inside of premises
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Optimization or adaptive control : Sequence program response)

Patent 5621639: Process control
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Having preparation of program : Positional (e.g., joystick))

Patent 5621640: Automatic philanthropic contribution system
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Distribution or redemption of coupon, or incentive or promotion program : Job performance analysis)

Patent 5621641: Computer assisted text system
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Edit, composition, or storage control : Text : Input of abbreviated word form :)

Patent 5621643: Dozing system for bulldozers
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Construction or agricultural-type vehicle (e.g., crane, forklift) : Vehicle equipment position control (e.g., seat, mirror, door, window, headrest, or headlamp))

Patent 5621644: Method for determining camshaft and crankshaft timing diagnostics
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : With indicator or control of power plant (e.g., performance) : Internal-combustion engine : Digital or programmed data processor : By transmission shifting control)

Patent 5621645: Automated lane definition for machine vision traffic detector
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Traffic analysis or control of surface vehicle : Internal-combustion engine)

Patent 5621646: Wide area differential GPS reference system and method
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Traffic analysis or control of aircraft : With determination of traffic speed)

Patent 5621647: Method of creating a comprehensive manufacturing, shipping and location history for pipe joints
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Product tracking (e.g., having product or carrier identification) : Mobile transport)

Patent 5621648: Apparatus and method for creating three-dimensional modeling data from an object
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Having particular work transport control between manufacturing stations : Worker or work station efficiency)

Patent 5621649: Method for analyzing electromagnetic field
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Electrical signal parameter measurement system : Voltage or current : Battery monitoring)

Patent 5621650: Programmable logic device with internal time-constant multiplexing of signals from external interconnect buses
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Routing (e.g., routing map, netlisting) : PLA, PLD, FPGA, OR MCM : Timing analysis (e.g., delay time, path delay, latch timing))

Patent 5621651: Emulation devices, systems and methods with distributed control of test interfaces in clock domains
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : EMULATION : Software program (i.e., performance prediction))

Patent 5621652: System and method for verifying process models in integrated circuit process simulators
(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) :)

Patent 5621653: Method of and an apparatus for converting layout data in conductive portions
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Translation (e.g., conversion, equivalence) :)

Patent 5621654: System and method for economic dispatching of electrical power
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Electrical power generation or distribution system : Turbine or generator control : Fluid mixing)

Patent 5621655: Centralized alignment management system
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Mechanical control system : Balancing or alignment : Specific thermally responsive controller)

Patent 5621656: Adaptive resonator vibration control system
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Mechanical control system : Vibration or acoustic noise control : Specific thermally responsive controller)

Patent 5621657: Automatic detection of air flow transducer type under software control
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Mechanical measurement system : Flow metering : Pressure, resistive, or capacitive sensor : Torsional, shear, tensile, or compression)

Patent 5621658: Method and apparatus for communicating an electronic action from a data processing system to another data processing system via an audio device
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Application : Speech controlled system : Specialized models)

Patent 5621659: Central control device and operation devices
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING : Peripheral configuration : Configuration initialization :)

Patent 5621660: Software-based encoder for a software-implemented end-to-end scalable video delivery system
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER-TO-COMPUTER DATA MODIFYING : Compressing/decompressing : Congestion avoiding)

Patent 5621661: Inductive loop diagnostic interface
(COMMUNICATIONS: ELECTRICAL : VEHICLE DETECTORS : Inductive : Electromechanical movable auxiliary indicator)

Patent 5621662: Home automation system
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Mechanical control system : HVAC control : Of fuel)

Patent 5621663: Method and system for monitoring a computer system
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Performance or efficiency evaluation : Computer and peripheral benchmarking : Cause or fault identification)

Patent 5621664: Monitoring system status
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Electrical signal parameter measurement system : Vibration detection)

Patent 5621665: Selecting levels for factors for industrial process experiments
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Quality evaluation : Quality control : Frequency)

Patent 5621666: Planter monitor
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Mechanical control system : Flow control (e.g., valve or pump control) : Dispensing management (e.g., spraying) : Movable (e.g., rotatable))

Patent 5621667: Lift task analysis system
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : CALIBRATION OR CORRECTION SYSTEM : Weight : Coordinate positioning)

Patent 5621668: Prediction control method and a prediction control device
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Time duration or rate : Of moving article)

Patent 5621669: Moisture sensor probe and control mechanism
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : CALIBRATION OR CORRECTION SYSTEM : Quality evaluation)

Patent 5621670: Communication service simulator and a communication service specification verifying method
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : SIMULATING ELECTRONIC DEVICE OR ELECTRICAL SYSTEM : Computer or peripheral device : Including logic)

Patent 5621671: Digital simulation of organismal growth
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : SIMULATING NONELECTRICAL DEVICE OR SYSTEM : Biological or biochemical : Well or reservoir)

Patent 5621672: Multitask control system
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Plural processors : Parallel : Shared memory :)

Patent 5621674: Computer implemented method for compressing 24 bit pixels to 16 bit pixels
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Compression/decompression : Zero suppression)

Patent 5621675: Digital decimation and compensation filter system
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Decimation/interpolation : Tone detection)

Patent 5621676: Discrete cosine transformation system and inverse discrete cosine transformation system, having simple structure and operable at high
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Transform : Discrete Cosine Transform (i.e., DCT) : Equalizer)

Patent 5621677: Method and apparatus for precharging match output in a cascaded content addressable memory system
(STATIC INFORMATION STORAGE AND RETRIEVAL : ASSOCIATIVE MEMORIES : Magnetic)

Patent 5621678: Programmable memory controller for power and noise reduction
(STATIC INFORMATION STORAGE AND RETRIEVAL : HARDWARE FOR STORAGE ELEMENTS : Magnetic)

Patent 5621679: Semiconductor memory device for achieving high bandwidth and method for arranging signal lines therefor
(STATIC INFORMATION STORAGE AND RETRIEVAL : INTERCONNECTION ARRANGEMENTS : Magnetic)

Patent 5621680: Data storage element and method for reading data therefrom
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Ferroelectric : Same size apertures)

Patent 5621681: Device and manufacturing method for a ferroelectric memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Ferroelectric : Same size apertures)

Patent 5621682: Memory system
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Multiple values (e.g., analog) : Overlays)

Patent 5621683: Semiconductor memory with non-volatile memory transistor
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Overlays)

Patent 5621684: Nonvolatile semiconductor member with different pass potential applied to the first two adjacent word
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Logic connection (e.g., NAND string) : Weak inversion injection)

Patent 5621685: Programmable power generation circuit for flash EEPROM memory systems
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Logic connection (e.g., NAND string))

Patent 5621686: Multiply and divide current mirror
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Reference signal (e.g., dummy cell) : Sensing circuitry (e.g., current mirror) :)

Patent 5621687: Programmable erasure and programming time for a flash memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Erase : Verify signal)

Patent 5621689: Nonvolatile semiconductor memory device having controlled charge pump load
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including reference or bias voltage generator : Four or more devices per bit)

Patent 5621690: Nonvolatile memory blocking architecture and redundancy
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5621691: Column redundancy circuit and method of semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5621692: Memory device with page select capability
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Serial read/write : Holographic)

Patent 5621693: Semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : POWERING : Conservation of power : Holographic)

Patent 5621694: Semiconductor integrated device with an improved performance
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Multiplexing : Standby power)

Patent 5621695: SRAM with simplified architecture for use with pipelined data
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)

Patent 5621696: Virtual multiple-read port memory array
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Multiple port access : Alternate addressing (e.g., even/odd))

Patent 5621697: High density integrated circuit with bank select structure
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Particular decoder or driver circuit : Alternate addressing (e.g., even/odd))

Patent 5621698: Data signal distribution circuit for synchronous memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Sync/clocking : Magnetic)

Patent 5621699: Apparatus and method of calibrating vertical particle velocity detector and pressure detector in a sea-floor cable with in-situ passive
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Offshore prospecting : Signal processing : Transducer output weighting :)

Patent 5621700: Method for attenuation of reverberations using a pressure-velocity bottom cable
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Offshore prospecting : Signal processing : Reverberation removal :)

Patent 5621701: Controlled compliance acoustic baffle
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : With reflector : Electrically driven underwater bells or sirens)

Patent 5621702: Electronic calendar display device
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : WITH CALENDAR INDICATOR : Electro-optical : Including illumination means)

Patent 5621703: Radio wave-corrected timepiece
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : PLURAL TIMEPIECE SYSTEM OR SYSTEM DEVICE (E.G., PRIMARY OR SECONDARY CLOCKS) : With wireless synchronization : With jumper spring)

Patent 5621704: Timepiece movement with a second stop device
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : TIME INTERVAL : Electrical or electromechanical : Mechanically actuated stop time type : Including alarm means)

Patent 5621705: Programmable timing unit for generating multiple coherent timing signals
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : TIME INTERVAL : Electrical or electromechanical : Stop time type : Including cathode-ray tube oscilloscope : With variable delay means :)

Patent 5621706: Method and apparatus for magnetic super-resolution recording
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Specific detail of recording medium : Specific detail of layer (e.g., bias or initializing layers, etc.) : Near field optic)

Patent 5621707: Method for erasing rewritable optical disk using two laser beams and an erasingspacehead therefor
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SIMULTANEOUS DIVERSE TYPES OF STORAGE OR RETRIEVAL : Magnetic field and light beam)

Patent 5621708: Disk player equipped with disk 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) : Stocker or internal magazine is adjustable or movable : Movable drive)

Patent 5621709: Tracking servo apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Means to compensate for defect or abnormal condition : Servo loop gain/switching control)

Patent 5621710: CD-ROM Drive and a control method for optimally controlling the spindle motor
(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 location : Including static memory write address controlling)

Patent 5621711: Velocity detection circuit
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONDITION INDICATING, MONITORING, OR TESTING : Including radiation storage or retrieval : Of transducer assembly mechanism : Transduced location indicating : By detection of storage medium incident radiation)

Patent 5621712: Reproducing system for an optical recording medium having improved response to a high speed scanning instruction
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : With details of electrical signal processing : Rate, phase, or transient processing : Of retrieved signal)

Patent 5621713: Disc player apparatus
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Tray or drawer loading or ejecting : Rack or pinion : Pivotable chassis mounted turntable or pickup)

Patent 5621714: Optical pick-up apparatus having hologram and beam splitter with birefringent member and polarizing film
(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 : By diffraction : Including storage or retrieval of auxiliary signal)

Patent 5621715: Optical integrated circuit
(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 5621716: Optical pickup having a transparent lens member with two reflecting surfaces
(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 : Plural diffractive sections : Having single motor that drives multiple mechanisms)

Patent 5621717: Reading optical disks having substrates with diverse axial thicknesses
(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 : Holographic)

Patent 5621718: Compact disc playing mechanism having first and second operating positions
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM OPTICAL SUBSYSTEM : Having power driven optical transducer assembly : Linear transducer assembly movement : Sliding mechanism)

Patent 5621719: Optical disk and apparatus for reproducing the same
(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 5621720: Multichannel alignment system and method
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Using antijabber circuit)

Patent 5621721: Maintaining database integrity throughout a communication network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Sequencing or resequencing of packets to insure proper output sequence order : Address concatenation)

Patent 5621722: Method and circuit arrangement for disturbance-free redirection of a message cell stream onto an alternate route
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Replicate messages for multiple destination distribution : Multistage switch)

Patent 5621723: Power control in a CDMA network
(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 5621724: Echo cancelling device capable of coping with deterioration of acoustic echo condition in a short time
(MULTIPLEX COMMUNICATIONS : DUPLEX : Transmit/receive interaction control : Echo suppression or cancellation : Using a particular adaptive filter : Including cancellation of certain signals)

Patent 5621725: Communication system capable of preventing dropout of data block
(MULTIPLEX COMMUNICATIONS : LOW SPEED ASYNCHRONOUS DATA SYSTEM (E.G., TELETYPEWRITER SERVICE) : Data assembly or formatting : Echo suppression or cancellation)

Patent 5621726: Point-to-point communication network and method and adapter for virtualizing a LAN system
(MULTIPLEX COMMUNICATIONS : NETWORK CONFIGURATION DETERMINATION : Using a particular learning algorithm or technique : Measurement of flow rate of messages having an address header)

Patent 5621727: System and method for private addressing plans using community addressing
(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 5621728: Level 1 gateway controlling broadband communications for video dial tone networks
(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 5621729: Receiver controlled communication system
(MULTIPLEX COMMUNICATIONS : SPECIAL SERVICES : In a bus system)

Patent 5621730: Multiple user digital receiver apparatus and method with time division multiplexing
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via time channels : Multiple access (e.g., FDMA))

Patent 5621731: Private exchange for ISDN
(MULTIPLEX COMMUNICATIONS : NETWORK CONFIGURATION DETERMINATION : In a bus system : Spanning tree)

Patent 5621732: Access method and a relay station and terminals thereof
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via time channels : Polling : Combining or distributing information via time channels)

Patent 5621733: Packet data network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Processing of address header for routing, per se : Multistage switch)

Patent 5621734: Local area network with server and virtual circuits
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER-TO-COMPUTER SESSION/CONNECTION ESTABLISHING : Network resource allocating)

Patent 5621735: Adaptive time-division multiplexing communications protocol method and system
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via time channels : Polling : Combining or distributing information via time channels)

Patent 5621736: Formatting of a memory having defective cells
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Data formatting to improve error detection correction capability : Error detection or notification)

Patent 5621737: Communication system with link margin control and method
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Error count or rate : Memory access (e.g., address permutation))

Patent 5621738: Method for programming flash EEPROM devices
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Memory testing : Electrical parameter (e.g., threshold voltage) : Special test pattern (e.g., checkerboard, walking ones))

Patent 5621739: Method and apparatus for buffer self-test and characterization
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Error mapping or logging)

Patent 5621740: Output pad circuit for detecting short faults in integrated circuits
(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)) : Boundary scan : Bus or I/O channel device fault)

Patent 5621741: Method and apparatus for testing terminal connections of semiconductor integrated circuits
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Including test pattern generator : Clock or synchronization : Bus or I/O channel device fault)

Patent 5621742: Method and apparatus for testing semiconductor integrated circuit devices
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Determination of marginal operation limits : Clock or synchronization)

Patent 5621743: CD-ROM decoder for correcting errors in header data
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Determination of marginal operation limits)

Patent 5621744: Continuous-wave ultraviolet laser light generating apparatus
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Q-switch : Electro-optic :)

Patent 5621745: Intracavity modulated pulsed laser and methods of using the same
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Modulation : Frequency multiplying (e.g., harmonic generator))

Patent 5621746: Semiconductor laser and method of manufacturing same
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5621747: Multi quantum well semiconductor laser and optical communication system using the same
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5621748: Stripe laser diode having an improved efficiency for current confinement
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular current control structure : With saturable absorption layer)

Patent 5621749: Praseodymium-doped fluoride fiber upconversion laser for the generation of blue light
(COHERENT LIGHT GENERATORS : PARTICULAR PUMPING MEANS : Plural active media or active media having plural dopants)

Patent 5621750: Surface emission type semiconductor laser, method and apparatus for producing the same
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Distributed feedback : Having a ring configuration)

Patent 5621751: Controlling electrode gap during vacuum arc remelting at low melting current
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Ingot remelting : With power regulation : With arc deflection means)

Patent 5621752: Adaptive sectorization in a spread spectrum communication system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : End-to-end transmission system : Having multi-receiver or interference cancellation :)

Patent 5621753: Digital communication system and a primary station for use in such a system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Frequency hopping : End-to-end transmission system :)

Patent 5621755: CMOS technology high speed digital signal transceiver
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Muting circuit and squelch)

Patent 5621756: Method super-regenerative transceiver, and computer system for providing short range communication with reduced current drain
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Muting circuit and squelch)

Patent 5621757: Circuit for measuring electric field by rapid measurement and normal measurement in a mobile communication system and method of using same
(PULSE OR DIGITAL COMMUNICATIONS : TESTING : Modems (data sets))

Patent 5621758: PWM Communication system
(PULSE OR DIGITAL COMMUNICATIONS : PULSE WIDTH MODULATION : Automatic)

Patent 5621759: Method for compressing message checksum and message yearcode information in a messaging system
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Automatic)

Patent 5621760: Speech coding transmission system and coder and decoder therefor
(PULSE OR DIGITAL COMMUNICATIONS : PULSE CODE MODULATION : Differential : Quantizer or inverse quantizer : Pre/post filtering)

Patent 5621761: Rotationally invariant trellis coding incorporating transparent binary convolutional codes
(PULSE OR DIGITAL COMMUNICATIONS : SYSTEMS USING ALTERNATING OR PULSATING CURRENT : Plural channels for transmission of a single pulse train : Quadrature amplitude modulation : Trellis encoder or Trellis decoder : Syllabic)

Patent 5621762: Radio with peak power and bandwidth efficient modulation
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Quadrature amplitude modulation : Power amplifier)

Patent 5621763: Apparatus and method for generating a transition between the on and off states of a radio frequency transmitter
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Keying circuits : Power or bias voltage supply keying : Two or more oscillators)

Patent 5621764: Soft decision signal outputting receiver
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Automatic baseline or threshold adjustment : Modulation by absorption of signal, changing antenna dimension or changing antenna impedance)

Patent 5621765: Detector of the presence of a transmission in a modem
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Automatic baseline or threshold adjustment : Modulation by absorption of signal, changing antenna dimension or changing antenna impedance)

Patent 5621766: Method and apparatus for burst detecting
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Carrier controlling local generator)

Patent 5621767: Method and device for locking on a carrier signal by dividing frequency band into segments for segment signal quality determination and
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Automatic frequency control : Correlative or matched filter)

Patent 5621768: Generalized noise cancellation in a communication channel
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : Correlative or matched filter)

Patent 5621769: Adaptive-sequence-estimation apparatus employing diversity combining/selection
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : Diversity (frequency or time) : Separate mark and space channels)

Patent 5621770: Method and system for processing first and second digital signal versions of a signal in a diversity receiver
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : Diversity (frequency or time) : Separate mark and space channels)

Patent 5621771: Open loop switching frequency source utilizing closed loop stabilization
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : With electromagnetic relay or solenoid)

Patent 5621772: Hysteretic synchronization system for MPEG audio frame decoder
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Synchronization word : Plurality of synchronization words : More than two phases)

Patent 5621773: Method and apparatus for fast synchronization of T1 extended superframes
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Synchronization word : Synchronizer pattern recognizers : More than two phases)

Patent 5621774: Method and apparatus for synchronizing parallel data transfer
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Start - stop)

Patent 5621775: Device for justifying a digital bit stream at regular intervals
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Elastic buffer : With asynchronous data)

Patent 5621776: Fault-tolerant reactor protection system
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : WITH CONTROL OF REACTOR (E.G., CONTROL OF COOLANT FLOW) : Means to inhibit control rod movement : Rod or support carrying plural elements or diverse materials)

Patent 5621777: Pump drive system for recirculation of coolant flow in a nuclear reactor vessel
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : REACTOR PROTECTION OR DAMAGE PREVENTION : For extracting materials or energy from the earth)

Patent 5621778: Shroud restraint stabilizer
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : REACTOR PROTECTION OR DAMAGE PREVENTION : Core restraint means : Catalytic)

Patent 5621779: Apparatus and method for delivering radiation to an object and for displaying delivered radiation
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Absorption : Irradiating : Therapy : Pipe crawler)

Patent 5621780: X-ray apparatus for applying a predetermined flux to an interior surface of a body cavity
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Absorption : Irradiating : Therapy : Pipe crawler)

Patent 5621781: X-ray tube
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SOURCE : Electron tube : With electron focusing or intensity control means : With specific bearing means)

Patent 5621782: Test interface adapter emulating on test trunk interface for non-standard central office switch
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Of trunk or long line : Of switchboard element condition (e.g., lamp))

Patent 5621783: Method and an arrangement relating to telecommunications systems
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Usage measurement : Billing :)

Patent 5621784: Comprehensive mobile communications device registration method
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Registration : Home location registration (HLR) or visitor location registration (VLR) detail)

Patent 5621785: Portable telephone set transmitting area identification signal indicative of a radio zone occupied thereby
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Roaming : Home location registration (HLR) or visitor location registration (VLR) detail :)

Patent 5621786: Cellular communications system having passive handoff
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Handoff : System selection)

Patent 5621787: Prepaid cash card
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : At local exchange carrier (e.g., central switching office) : Having network terminating point receiving registration from subscriber terminal : Call record modification)

Patent 5621788: Electrical wallbox for telephone devices
(TELEPHONIC COMMUNICATIONS : WITH CHECK OPERATED CONTROL (E.G., PAYSTATION) : Coin signalling or control : Coin box audit or totalizer : Visual display)

Patent 5621789: Method and system for integrating a plurality of call center agent performance enhancement modules
(TELEPHONIC COMMUNICATIONS : CENTRALIZED SWITCHING SYSTEM : Call distribution to operator : Automatic call distributor (ACD) system : Reporting status (e.g., supervisory reporting) : Monitoring agent performance (e.g., quality of agent's performance) : Having line identification associated with call billing (e.g., automatic number identification (ANI))

Patent 5621790: Method and system for optimization of telephone contact campaigns
(TELEPHONIC COMMUNICATIONS : CENTRALIZED SWITCHING SYSTEM : Call distribution to operator : Automatic call distributor (ACD) system : Call campaign (e.g., script, application, inbound/outbound balancing) : Predictive algorithm : Average call length)

Patent 5621791: Ergonomically designed telephone handset
(TELEPHONIC COMMUNICATIONS : TERMINAL : Housing or housing component : Handset structure : Having plunger and lever linkage)

Patent 5621792: Method and system of controlling the mode of access to signals, in particular picture signals
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal masking : Masking signal selectively addressed :)

Patent 5621793: TV set top box using GPS
(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 5621794: Moving-picture encipherment method and system, and enciphered moving-picture decipherment method and system
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Image data converted to digital before modification : Having compression (e.g., MPEG) :)

Patent 5621795: System and method for fault tolerant key management
(CRYPTOGRAPHY : KEY MANAGEMENT : Speech scrambler detail)

Patent 5621796: Transferring information between transaction networks
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : BUSINESS PROCESSING USING CRYPTOGRAPHY : Secure transaction (e.g., EFT/POS) : Including intelligent token (e.g., electronic purse) : Balancing account :)

Patent 5621797: Electronic ticket presentation and transfer method
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : BUSINESS PROCESSING USING CRYPTOGRAPHY : Secure transaction (e.g., EFT/POS) : Electronic credential : Electronic cash detail (e.g., blinded, divisible, or detecting double spending))

Patent 5621798: Method and apparatus for cooperative messaging
(CRYPTOGRAPHY : COMMUNICATION SYSTEM USING CRYPTOGRAPHY : Wireless communication : Having receiver selection (e.g., pager) : Nonlinear or chaotic system)

Patent 5621799: Scrambled transmission system
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Image data converted to digital before modification : Having compression (e.g., MPEG) :)

Patent 5621800: Integrated circuit that performs multiple communication tasks
(CRYPTOGRAPHY : COMMUNICATION SYSTEM USING CRYPTOGRAPHY : Symmetric key cryptography : Including a modem : Nonlinear or chaotic system)

Patent 5621801: Reverberation effect imparting system
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : SOUND EFFECTS : Reverberators : Stereo earphone)

Patent 5621802: Apparatus for eliminating acoustic oscillation in a hearing aid by using phase equalization
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Programming interface circuitry : Mechanical (e.g., reverberation chamber))

Patent 5621803: Active attenuation system with on-line modeling of feedback path
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ACOUSTICAL NOISE OR SOUND CANCELLATION : Counterwave generation control path : Adaptive filter topology : Device for manipulation)

Patent 5621804: Composite loudspeaker apparatus and driving method thereof
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HAVING NON-ELECTRICAL FEATURE (E.G., MOUNTING) : And loudspeaker : Speaker or channel switching)

Patent 5621805: Apparatus for sample rate conversion
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : WITH MIXER : With magnetic loudspeaker)

Patent 5621806: Apparatus and methods for determining the relative displacement of an object
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Microphone capsule only : Light modifying : On shock absorbing support)

Patent 5621807: Intelligent range image camera for object measurement
(IMAGE ANALYSIS : APPLICATIONS : Target tracking or detecting : ZIP code)

Patent 5621809: Computer program product for automatic recognition of a consistent message using multiple complimentary sources of information
(IMAGE ANALYSIS : APPLICATIONS : Personnel identification (e.g., biometrics) : Using a combination of features (e.g., signature and fingerprint) :)

Patent 5621810: Image reading or processing with ability to prevent copying of certain originals
(IMAGE ANALYSIS : APPLICATIONS : Reading paper currency : Cell analysis, classification, or counting)

Patent 5621811: Learning method and apparatus for detecting and controlling solder defects
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Inspection of semiconductor device or printed circuit board : Inspecting printed circuit boards :)

Patent 5621812: Method and system for building a database for use with selective incentive marketing in response to customer shopping histories
(IMAGE ANALYSIS : APPLICATIONS :)

Patent 5621813: Pattern recognition alignment system
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Inspection of semiconductor device or printed circuit board : Alignment, registration, or position determination : Faulty soldering)

Patent 5621814: Image recognition apparatus capable of inspecting height and method for inspecting height by using two slit incident beams of light
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Tool, workpiece, or mechanical component inspection : Alignment, registration, or position determination)

Patent 5621815: Global threshold method and apparatus
(IMAGE ANALYSIS : LEARNING SYSTEMS : Trainable classifiers or pattern recognizers (e.g., adaline, perceptron) : Network structures)

Patent 5621816: Method and apparatus for elimination of color from multi-color image documents
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Drop-out color in image (i.e., color to be removed) : Alphanumerics)

Patent 5621817: Pointer-based computer system capable of aligning geometric figures
(IMAGE ANALYSIS : PATTERN RECOGNITION : On-line recognition of handwritten characters : With a display : Alignment, registration, or position determination)

Patent 5621818: Document recognition apparatus
(IMAGE ANALYSIS : PATTERN RECOGNITION : Classification : Sequential decision process (e.g., decision tree structure) : With a multilevel classifier : Counting difference pixels)

Patent 5621819: Multidimensional multi-valued color image compression and decompression method
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Context analysis or word recognition (e.g., character string))

Patent 5621820: Video data compression method and system which measures compressed data storage time to optimize compression rate
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Adaptive coding (i.e., changes based upon history, activity, busyness, etc.) : Checking spelling for recognition)

Patent 5621821: Apparatus and method for detecting distortions in processed image data
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Quantization)

Patent 5621822: Method of detecting focus position of object from variable gray level image of object
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Focus measuring or adjusting (e.g., deblurring) : Vector quantization)

Patent 5621823: Image processing method for thinning lines using index values
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Object boundary expansion or contraction : Line thinning or thickening : Skeletonizing : Counting difference pixels)

Patent 5621824: Shading correction method, and apparatus therefor
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Intensity, brightness, contrast, or shading correction : Based on peak levels)

Patent 5621825: Image processor, image processing method and apparatus applying same
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Intensity, brightness, contrast, or shading correction : Based on peak levels)

Patent 5621826: Image reduction 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 5621827: Image processing method and apparatus for obtaining object data to reconstruct the original image
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : General purpose image processor : Using identification indicia on document)

Patent 5621828: Integrated tunable optical filter
(OPTICAL WAVEGUIDES : INTEGRATED OPTICAL CIRCUIT : Including physical deformation or movement of waveguide)

Patent 5621829: Fiber optic switching device and method using free space scanning
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Switch (i.e., switching from one terminal to another, not modulation) : Single pole multiple throw (relay switch) : Double pole multiple throw)

Patent 5621830: Rotatable fiber optic joint
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Movable coupler : Single pole single throw)

Patent 5621831: Apparatus and method for high power laser-to-fiber alignment
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Lens : Mode strippers)

Patent 5621832: Beam splitter and optical coupler using the same
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Access couplers, power tappers, or power dividers : Directional coupler)

Patent 5621833: Superposition of two-dimensional arrays
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Waveguide to waveguide : Directional coupler)

Patent 5621834: Closed alignment sleeve for optical connectors
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Structure surrounding optical fiber-to-fiber connection : With additional structure at or immediately surrounding each optical fiber end face : Fiber end held in ferrule : Fiber end held in ferrule)

Patent 5621835: Optical fiber assembly and manufacturing method for 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 : Fiber end held in ferrule)

 

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