Patents 5677732 - 5677991

 

 

Patent 5677732: Automated apparatus and method for producing a bus-controlled television
(TELEVISION : MONITORING, TESTING, OR MEASURING : Testing of image reproducer : Alignment-manufacturing : With rotating reflector)

Patent 5677733: Exposure control device having a plurality of light detecting areas
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : Exposure control : Automatic)

Patent 5677734: Method and apparatus for modifying the quantization step of each macro-block in a video segment
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Adaptive : Quantization : Feed forward :)

Patent 5677735: Motion picture coding apparatus
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Bidirectional : Subband coding)

Patent 5677736: Data processor
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Block coding : Discrete cosine)

Patent 5677737: Video compression for wide screen television
(TELEVISION : FORMAT CONVERSION : Conversion between standards with different aspect ratios : Specified chrominance signal)

Patent 5677738: Video signal converter
(TELEVISION : FORMAT CONVERSION : Changing number of lines for standard conversion : Frequency change of subcarrier)

Patent 5677739: System and method for providing described television services
(TELEVISION : NONPICTORIAL DATA PACKET IN TELEVISION FORMAT : Including teletext decoder or display : Frequency change of subcarrier)

Patent 5677740: Video receiver for storing compressed and encoded audio-visual data
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : Of mechanical scan)

Patent 5677741: Image processing apparatus and method capable of adjusting hues of video signals in conversion to display signals
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Hue control : Automatic)

Patent 5677742: Apparatus and method for displaying a clamp point
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : DC insertion : Level inserted during keying signals (e.g., keyed clamp) : Delayed AGC)

Patent 5677743: Apparatus and method for synchronizing a horizontal deflection signal with a horizontal sync signal
(TELEVISION : RECEIVER CIRCUITRY : Automatic frequency control : Tuning voltage)

Patent 5677744: Reflection type input/output liquid crystal display
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : LIQUID CRYSTAL SYSTEM : Liquid crystal writing tablet : Plural light path projectors)

Patent 5677745: LCD with electrostatic discharge projections
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Electrical excitation of liquid crystal (i.e., particular voltage pulses, AC vs. DC, threshold voltages, etc.) : With particular switching device : Transistor : With silicon photodiode, N-I-N photoconductor structure, or P-I-P photoconductor structure)

Patent 5677746: Back light device for use in liquid crystal displays
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Holder, support, frame, or housing : Matrix including additional element (s) which correct or compensate for electrical fault)

Patent 5677747: Liquid crystal display device with compensation for viewing angle dependency and optical anisotropic element used therein
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Interconnection of plural cells in series : For compensation of birefringence effects : Of twisted (or chiral) nematic or supertwisted nematic liquid crystal : Varistor)

Patent 5677748: Lead wire arrangement for LCD having glass sealed wires
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Electrode or bus detail (i.e., excluding supplemental capacitor and transistor electrodes) : Having connection detail to external circuit : With detail of terminals to external circuit : With particular pretilt angle (i.e., with liquid crystal other than chiral smectic))

Patent 5677749: Method for producing an LCD having no spacers in the display area in which heating alleviates cell distortion or greater pressure is applied
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Substrate : With particular topology (i.e., other than for diffraction and spacers) : With detail of terminals to external circuit)

Patent 5677750: Apparatus for and method of simulating ocular optical system
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Of abnormal muscular functioning)

Patent 5677751: Decals for multifocals
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Methods of use : Including test chart or target)

Patent 5677752: Digital sound recording on motion picture film
(OPTICS: MOTION PICTURES : WITH SOUND ACCOMPANIMENT : Methods : Prompters)

Patent 5677753: Digital sound recording on motion picture film
(OPTICS: MOTION PICTURES : WITH SOUND ACCOMPANIMENT : Methods : Prompters)

Patent 5677754: Scanning exposure apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5677755: Method and apparatus for pattern exposure, mask used therefor, and semiconductor integrated circuit produced by using them
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5677756: Apparatus for exposing a semiconductor wafer to light including an illumination optical system comprising a glass substrate having
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5677757: Projection exposure apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Illumination systems or details : Including shutter, diaphragm, polarizer or filter : Vertical optical path)

Patent 5677758: Lithography System using dual substrate stages
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Detailed holder for original : Including adjustable or selective masking frame)

Patent 5677759: Film transfer and viewing device
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Detailed holder for original : Including adjustable or selective masking frame)

Patent 5677760: Rangefinding device for use in a camera
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : Triangulation ranging to a point with one projected beam : Using a source beam with a fixed axial direction or plane : With a single staring photodetector having one element :)

Patent 5677761: Passive ranging to source of known spectral emission
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : With photodetection : Of intensity proportional to distance : With moving optical elements in all viewing axes)

Patent 5677762: Apparatus for illumination stabilization and homogenization
(OPTICS: MEASURING AND TESTING : BLOOD ANALYSIS : Depositing particles on optical surface)

Patent 5677763: Optical device for measuring physical and optical characteristics of an object
(OPTICS: MEASURING AND TESTING : PLURAL TEST : Lamp attachments)

Patent 5677765: Method for calibrating a topographic instrument
(OPTICS: MEASURING AND TESTING : INSPECTION OF FLAWS OR IMPURITIES : Surface condition : On patterned or topographical surface (e.g., wafer, mask, circuit board) : On patterned or topographical surface (e.g., wafer, mask, circuit board))

Patent 5677767: Fiber ring interferometer using a Kerr medium optical fiber loop
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Rotation rate (e.g., ring laser gyros) : By fiber or waveguide interferometer (e.g., Sagnac effect) : With diffraction grating means)

Patent 5677768: Method and interferometric apparatus for measuring changes in displacement of an object in a rotating reference frame
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : Having light beams of different frequencies (e.g., heterodyning) : For dimensional measurement (e.g., thickness gap, alignment, profile) : Displacement or distance : Polarization : With specific counter type timing of returns)

Patent 5677769: Optical sensor utilizing rare-earth-doped integrated-optic lasers
(OPTICS: MEASURING AND TESTING : FOR LIGHT TRANSMISSION OR ABSORPTION : Of fluent material : With significant sample holder or supply : Exhaust, dust or smoke)

Patent 5677770: Image forming apparatus for printing additional data such as image forming condition data along with the image
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5677771: Digital copier that approximates contours of a document image as straight lines or curves
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5677772: Image processing apparatus and operation guidance method
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific image-processing circuitry)

Patent 5677773: Facsimile apparatus having file transfer means
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Document filing and retrieval system : Composite image)

Patent 5677774: Image processing apparatus for inputting and processing plural types of image signals
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5677775: Image forming apparatus provided with a device for controlling communication with a central supervisory apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Facsimile control unit : Picture signal thresholding)

Patent 5677776: Image reader for processing an image of a document
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Facsimile illumination control : Variable thresholding technique)

Patent 5677777: Apparatus for scanning an original sheet by means of reflective light and transmitted light
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Facsimile illumination control : Variable thresholding technique)

Patent 5677778: Optical interconnect for high speed processors
(OPTICAL COMMUNICATIONS : MULTIPLEX : Time division : Repeater)

Patent 5677779: Optical communications module
(OPTICAL COMMUNICATIONS : OPTICAL TRANSCEIVER : Including feedback : Including optical fiber or waveguide)

Patent 5677780: Method of improving the electrical eye margin of an optical fiber transmission system having single mode and dispersion compensating
(OPTICAL COMMUNICATIONS : DIAGNOSTIC TESTING : Determination of communication parameter : Bit error rate : Determined by reflection from break in fiber)

Patent 5677781: Method and device for measuring a noise figure in optical amplifiers
(OPTICAL COMMUNICATIONS : DIAGNOSTIC TESTING : Determination of communication parameter : Signal to noise ratio : Determined by reflection from break in fiber)

Patent 5677782: Driving means for a helical scanning pattern generator
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) : Particular mount or driver for element : Bearing or shaft for rotary driver :)

Patent 5677783: Method of making a deformable grating apparatus for modulating a light beam and including means for obviating stiction between grating
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : By moving a reflective element : Reflective element moved by deformable support : Having planar rotating reflector with rotation axis in its plane)

Patent 5677784: Array of pellicle optical gates
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : By changing physical characteristics (e.g., shape, size or contours) of an optical element : Thermo-optic)

Patent 5677785: Method for forming an array of thin film actuated mirrors
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : By changing physical characteristics (e.g., shape, size or contours) of an optical element : Shape or contour of light control surface altered : Amplitude modulation)

Patent 5677786: Device for reducing the optical noise due to four wave mixing
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Optical fiber : Using saturable or spatial filter)

Patent 5677787: Automatic imaging of documents
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Beam combination or separation)

Patent 5677788: Two-stage projection system
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : With curved reflective imaging element : Two or more in a series : Having four or more components)

Patent 5677789: Binocular
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Telescope : Binocular : Body supported or with handle : Extensible structure)

Patent 5677790: Reflector and fastening mechanism
(OPTICAL: SYSTEMS AND ELEMENTS : SIGNAL REFLECTOR : Sealing)

Patent 5677791: Lens barrel having an image blur prevention system with improved arrangement to prevent flares
(OPTICAL: SYSTEMS AND ELEMENTS : IMAGE STABILIZATION : Emergency or temporary reflectors (i.e., portable self standing))

Patent 5677792: Zooming optical system
(OPTICAL: SYSTEMS AND ELEMENTS : IMAGE STABILIZATION : By movable refractive structure : Having plural reflecting surfaces)

Patent 5677795: Modular helmet-mounted display
(OPTICAL: SYSTEMS AND ELEMENTS : SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.) : By partial reflection at beam splitting or combining surface : Superimposing visual information on observer`s field of view (e.g., head-up arrangement, etc.) : Serially disposed along optic axis)

Patent 5677796: Luneberg lens and method of constructing same
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With graded refractive index : Having a radial gradient : Having less than four components)

Patent 5677797: Method for correcting field curvature
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Including a nonspherical surface : Adjusting mechanism)

Patent 5677798: Image forming lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Including a nonspherical surface : Having two components : With macro type focusing)

Patent 5677799: Lens assembly with adjustable focusing arrangement
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens mounts : Monocular loupe type)

Patent 5677800: Viewing assembly for producing an optically corrected reflected image
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Including specified control or retention of the shape of a mirror surface : Plural reflecting surfaces)

Patent 5677801: Magnetic recording/reproducing apparatus for automatically adjusting a recording current in accordance with the wear of a read head
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Head amplifier circuit : Intra-cell transition)

Patent 5677802: Phase locked loop circuit with adjustable offset characteristic, method for adjustment and apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data clocking : Intra-cell transition)

Patent 5677803: Apparatus for recording data signals and a signal having a repetitive frequency to a recording medium and/or for reproducing the data signals
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL RECORDING OR REPRODUCING : Signal switching : With incremental movement between record and head)

Patent 5677805: Apparatus for determining the dynamic position and orientation of a transducing head relative to a storage medium
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Stopping or reversing)

Patent 5677806: Head locking apparatus in a servo system so that the head can read and write data on a tape without servo trucks
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track centering : Elongated web carrier (i.e., tape) : By tracking signal recorded on or immediately beneath surface)

Patent 5677807: Method and apparatus for generating a control signal
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track centering : Elongated web carrier (i.e., tape) : Transverse scan path : Continuous servo signal)

Patent 5677808: System and method for controlling a seek operation in a disk drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track changing : For rotary carrier (e.g., disc) : Specified velocity pattern during access : Controlled by memory device : Dithering)

Patent 5677809: Digital servo control system for use in disk drives, having state space observer including integral compensator
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track changing : For rotary carrier (e.g., disc) : Including model of servo system or element : Controlled by memory device)

Patent 5677810: Tape cassette loading mechanism in magnetic recording/reproducing apparatus for selectively loading different-sized tape cassettes
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Tape in container : Transport accommodates different types : Drum)

Patent 5677811: Magnetic disk device including computer chassis mounting provisions for suppressing internally and externally generated noise currents
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Tape in container)

Patent 5677812: Air bearing slider with variable sub-ambient pressure control
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : Disk record : Offset heads on opposite sides of disk : Plural actuators)

Patent 5677813: Rotary information recording and reproduction apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Environmental control (e.g., air filter, temperature control) : Plural reels)

Patent 5677814: Recording/reproducing apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : Disk record : Full contact suspension : Noise reduction)

Patent 5677815: Support arm for use in an actuator assembly of a digital storage system with the support arm being formed from a polymer and including a
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For shifting head between tracks : Disk record : Arcuate head movement : E block detail : Mounting detail)

Patent 5677816: Head drum assembly for use in a video cassette recorder
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For moving head during transducing : Tape record having rotary head : Rotating drum : Drum mounting : Hydrodynamic)

Patent 5677817: Guide roller for a tape driving belt in a data storage cartridge
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)

Patent 5677818: Disk Cartridge with fuzzed liner
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : For disk : Disc record)

Patent 5677819: Magnetic disk having improved servo area for protecting equal time interval characteristics and for preventing azimuth loss
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : Disk : For disk)

Patent 5677820: Telephone and communications line overvoltage protection apparatus
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : High voltage dissipation (e.g., lightning arrester) : Surge prevention (e.g., choke coil) : In communication systems : With multiple timing characteristics (e.g., short, long))

Patent 5677821: Method and device for detecting full magnetization of electro-permanent magnets
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : Systems for magnetizing, demagnetizing, or controlling the magnetic field : Horn gap)

Patent 5677822: Static discharge wristband having substantially universal dual snap connector
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : DISCHARGING OR PREVENTING ACCUMULATION OF ELECTRIC CHARGE (E.G., STATIC ELECTRICITY) : Specific conduction means or dissipator : With external structure of vehicle)

Patent 5677823: Bi-stable memory element
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTRIC CHARGE GENERATING OR CONDUCTING MEANS (E.G., CHARGING OF GASES) : Use of forces of electric charge or field : Pinning : Liquid type)

Patent 5677824: Electrostatic chuck with mechanism for lifting up the peripheral of a substrate
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTRIC CHARGE GENERATING OR CONDUCTING MEANS (E.G., CHARGING OF GASES) : Use of forces of electric charge or field : Pinning : Liquid type)

Patent 5677825: Ferroelectric capacitor with reduced imprint
(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 5677826: Double spring collapsible keyboard structure for a notebook computer, responsive to opening and closing of the computer's lid via relatively
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Including keyboard support : Fluid)

Patent 5677827: Notebook type personal computer and battery case
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : CRT support)

Patent 5677829: Fan attachment clip for heat sink
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Fluid : Air : With air circulating means : Fan or blower : With heat sink or cooling fins :)

Patent 5677830: Modular, stacking, expandable electronic enclosure system
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Plural : With separable connector or socket means : Stacked : Circuit board mounted)

Patent 5677831: Expandable uninterruptible power supply system
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Double-ended (i.e., push-pull), separately-driven type : With automatic control of the magnitude of output voltage or current)

Patent 5677832: Active filter
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With means to introduce or eliminate frequency components : In inverter systems : By pulse modulation technique (e.g., PWM, PPM, etc.) : With automatic control of the magnitude of output voltage or current)

Patent 5677833: Power conditioning system for a four quadrant photovoltaic array with an inverter for each array quadrant
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Having plural converters for single conversion : Plural inverters : In parallel)

Patent 5677834: Method and apparatus for computer assisted sorting of parcels
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Having operator control interface (e.g., control/display console) : Backup/standby)

Patent 5677835: Integrated authoring and translation system
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : LINGUISTICS : Multilingual or national language support : Storage or retrieval of data)

Patent 5677836: Method for producing a cellularly structured environment map of a self-propelled, mobile unit that orients itself in the environment at
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Automatic route guidance vehicle : Railway vehicle speed control)

Patent 5677837: Dial a destination system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Location monitoring : Position based personal service : Based on service quality (e.g., bandwidth, etc.))

Patent 5677838: Faulty operation prevention circuit of a computer
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle diagnosis or maintenance indication : Having image processing)

Patent 5677839: On-vehicle electronic control device and a method of detecting a failure thereof
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle diagnosis or maintenance indication : Having image processing)

Patent 5677840: Slip control system for automotive vehicle with means for controlling the lock-up state of a torque converter
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Indication or control of braking, acceleration, or deceleration : Antispin, traction control, or drive slip control : Control of transmission torque : Having fuel cutting or ignition timing retarding)

Patent 5677841: Control target surveillance system
(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 5677842: Collision avoidance device with reduced energy balance for aircraft, notably for avoiding collisions with the ground
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : RELATIVE LOCATION : Collision avoidance : With radar or optical ground scanner)

Patent 5677843: Embroidery data storing device
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Textile : Sewing : Embroidering :)

Patent 5677844: Method for numerically predicting casting defects
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Metal : Casting or drawing : Yarn quality)

Patent 5677845: Programmable data acquisition system for collecting electrical power signals
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Electrical signal parameter measurement system : For electrical fault detection : Liquid level or volume determination)

Patent 5677846: Device simulator and mesh generating method thereof
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : DESIGN OF SEMICONDUCTOR MASK : Mesh generation : PLA, PLD, FPGA, OR MCM)

Patent 5677847: Method and apparatus for designing a module
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN :)

Patent 5677848: Method to derive the functionality of a digital circuit from its mask layout
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : MODELING BY MATHEMATICAL EXPRESSION :)

Patent 5677849: Selective low power clocking apparatus and method
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : COMPUTER POWER CONTROL : Password)

Patent 5677850: Monitoring sensor for the protection of computers
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Mechanical measurement system : Force or torque measurement : Stress or strain measurement : Fluid flow investigation)

Patent 5677851: Method and apparatus to secure digital directory object changes
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER-TO-COMPUTER SESSION/CONNECTION ESTABLISHING : Network resources access controlling :)

Patent 5677852: Method and arrangement for detecting and damping transcient oscillations at or near a natural resonant frequency in a power transmission system
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Measured signal processing : Signal extraction or separation (e.g., filtering) : Cause or fault identification)

Patent 5677853: Product testing by statistical profile of test variables
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Statistical measurement : Timekeeping (e.g., clock, calendar, stopwatch))

Patent 5677854: Method for passively shimming a magnet
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : ELECTRICAL ANALOG SIMULATOR : Of physical phenomenon (e.g., heat, wave, geophysics) :)

Patent 5677855: Method of generating grinding paths from a computer model for controlling a numerically controlled grinder
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : SIMULATING NONELECTRICAL DEVICE OR SYSTEM : Of physical phenomenon (e.g., heat, wave, geophysics))

Patent 5677856: Simulation apparatus for circuit verification
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : SIMULATING ELECTRONIC DEVICE OR ELECTRICAL SYSTEM : Chemical)

Patent 5677857: Optimum design system and manufacturing method by use of the system
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : SIMULATING NONELECTRICAL DEVICE OR SYSTEM : Mechanical : Vehicle :)

Patent 5677858: Audio rate converter
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Decimation/interpolation : Tone detection)

Patent 5677859: Central processing unit and an arithmetic operation processing unit
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Vector resolver)

Patent 5677860: Overflow and underflow processing circuit of a binary adder
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Compensation for finite word length : Overflow or underflow : Sticky bit)

Patent 5677861: Arithmetic apparatus for floating-point numbers
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Floating point : Addition or subtraction : Sticky bit)

Patent 5677862: Method for multiplying packed data
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication : Overflow or underflow)

Patent 5677863: Method of performing operand increment in a booth recoded multiply array
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication : Binary : Repeated addition : Multiple digit :)

Patent 5677864: Intelligent memory architecture
(STATIC INFORMATION STORAGE AND RETRIEVAL : INTERCONNECTION ARRANGEMENTS : Magnetic)

Patent 5677865: Ferroelectric memory using reference charge circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Ferroelectric : Same size apertures)

Patent 5677866: Semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Flip-flop (electrical) : Complementary : Biax)

Patent 5677867: Memory with isolatable expandable bit lines
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Guide structure)

Patent 5677868: Batch erasable nonvolatile memory device and erasing method
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Erase : Verify signal)

Patent 5677869: Programming flash memory using strict ordering of states
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Multiple values (e.g., analog) : Overlays)

Patent 5677870: Non-volatile programmable bistable multivibrator, programmable by the source, for the memory redundancy circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Cross-coupled cell : Rectangular bars)

Patent 5677871: Circuit structure for a memory matrix and corresponding manufacturing method
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Bank or block architecture : Rectangular bars)

Patent 5677872: Low voltage erase of a flash EEPROM system having a common erase electrode for two individual erasable sectors
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Program gate : Global word or bit lines)

Patent 5677873: Methods of programming flash EEPROM integrated circuit memory devices to prevent inadvertent programming of nondesignated NAND memory cells
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Logic connection (e.g., NAND string) : Weak inversion injection)

Patent 5677874: Nonvolatile semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Logic connection (e.g., NAND string))

Patent 5677875: Non-volatile semiconductor memory device configured to minimize variations in threshold voltages of non-written memory cells and
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Floating electrode (e.g., source, control gate, drain) : Verify signal)

Patent 5677876: Flash EEPROM with impurity diffused layer in channel area and process of production of same
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Tunnel programming : Verify signal)

Patent 5677877: Integrated circuit chips with multiplexed input/output pads and methods of operating same
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Multiplexing : Four or more devices per bit)

Patent 5677878: Method and apparatus for quickly restoring digit I/O lines
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including level shift or pull-up circuit : Four or more devices per bit)

Patent 5677879: Method and apparatus for performing memory cell verification on a nonvolatile memory circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Reference signal (e.g., dummy cell) : Verify signal :)

Patent 5677880: Semiconductor memory having redundancy circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5677881: Semiconductor memory device having a shortened test time and contol method therefor
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5677882: Semiconductor memory having redundancy memory decoder circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5677883: Semiconductor associative memory device with address corrector for generating formal address signal representative of one of regular
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5677884: Circuit for cancelling and replacing redundant elements
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5677885: Memory system with non-volatile data storage unit and method of initializing same
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Testing : Coincident A.C. signal with pulse)

Patent 5677886: Sense amplifier circuit in semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Precharge : Coincident A.C. signal with pulse)

Patent 5677887: Semiconductor memory device having a large storage capacity and a high speed operation
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Flip-flop used for sensing : Coincident A.C. signal with pulse)

Patent 5677888: Redundancy circuit for programmable integrated circuits
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Having fuse element : Holographic)

Patent 5677889: Static type semiconductor device operable at a low voltage with small power consumption
(STATIC INFORMATION STORAGE AND RETRIEVAL : POWERING : Having fuse element)

Patent 5677890: Modular cache memory battery backup system
(STATIC INFORMATION STORAGE AND RETRIEVAL : POWERING : Data preservation : Standby power : Magnetic)

Patent 5677891: Circuitry and method that allows for external control of a data security device
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Particular decoder or driver circuit : Alternate addressing (e.g., even/odd))

Patent 5677892: Unaliased spatial trace interpolation in the f-k domain
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Land-reflection type : Signal analysis and/or correction : Frequency dependent determination)

Patent 5677893: Method of processing seismic data
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Land-reflection type : Signal analysis and/or correction : Timing correction : Inverse filters)

Patent 5677894: Hydrophone structure with center pin
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Piezoelectric : Bending type : Frequency)

Patent 5677895: Apparatus and methods for setting timepieces
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : COMBINED WITH DISPARATE DEVICE : Electrical device)

Patent 5677896: Desk top lamp and clock
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : COMBINED WITH DISPARATE DEVICE : Electrical device)

Patent 5677897: Apparatus for recording and reproducing magneto optical disc
(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 transducer assembly : Operative location positioning of transducer assembly : During load and unload of storage medium :)

Patent 5677898: Disc cartridge container and apparatus having a plurality of cartridges arranged for simultaneous shutter opening closing
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Plural optical storage media in disc changer : Plural media are discs stored in cartridges : Having specified stocker or internal magazine : Drive moves into alignment with disc)

Patent 5677899: Method for moving carriage assembly from initial position to target position relative to storage medium
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Initialization/start-up or changing modes of system : While track jumping or crossing : Means to mask or shield a portion of the beam)

Patent 5677900: Method and apparatus for replacing a selected file with another longer or shorter file with no portion of the selected file remaining
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD EDITING : Motion picture film)

Patent 5677901: Methods and appartus for reproducing and decoding data recorded on a disk
(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 5677902: Beam splitter for optical recording
(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 : Using plural polarized or polarizing optical elements)

Patent 5677903: Multi-layer information storage system with improved aberration correction
(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 : Prism : Sectioned element)

Patent 5677904: Disc player
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM OPTICAL SUBSYSTEM : Having power driven optical transducer assembly : Plural transducers for a single disc side : Voice coil)

Patent 5677905: Access subnetwork controller 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) : Connection set-up/disconnect (e.g., Connection Admission Control) : Based on traffic contract (including using setup messages, QoS, delay/bandwidth requirement) : Data memory addressing)

Patent 5677906: ATM communication systems
(MULTIPLEX COMMUNICATIONS : DATA FLOW CONGESTION PREVENTION OR CONTROL : Flow control of data transmission through a network : Based on data flow rate measurement)

Patent 5677907: Method of calculating cell loss ratio and call accept controller using the same method
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Determination of communication parameters : Measurement of flow rate of messages having an address header : ATM least cost routing)

Patent 5677908: Hand-over method for mobile communication
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Having a plurality of contiguous regions served by respective fixed stations : Channel assignment : Hand-off control : Including onboard switching)

Patent 5677909: Apparatus for exchanging data between a central station and a plurality of wireless remote stations on a time divided commnication channel
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via time channels : Multiple access (e.g., TDMA) : Combining or distributing information via time channels)

Patent 5677910: High performance two-port transport LAN bridge
(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 : Bridge between bus systems : Detail of clock recovery or synchronization)

Patent 5677911: Data frame format for a digital signal having multiple data constellations
(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 5677912: Diagnostic device for a communications switching system
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Transmission facility testing : Spare row or column)

Patent 5677913: Method and apparatus for efficient self testing of on-chip memory
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Memory testing : Read-in with read-out and compare : Special test pattern (e.g., checkerboard, walking ones) : Bus or I/O channel device fault)

Patent 5677914: Test vectro feed-thru
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Error mapping or logging)

Patent 5677915: Customized method and apparatus for streamlined testing a particular electrical 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)) : Special test pattern (e.g., checkerboard, walking ones))

Patent 5677916: Semiconductor integrated circuit and its application device
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Built-in testing circuit (BILBO) : Clock or synchronization)

Patent 5677917: Integrated circuit memory using fusible links in a scan chain
(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)) : Special test pattern (e.g., checkerboard, walking ones))

Patent 5677918: Method and device for efficient error correction in a packet-switched communication system
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Request for retransmission : Clock or synchronization)

Patent 5677919: Faster linear block decoding apparatus and method for receivers in digital cellular communication and other systems
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Code based on generator polynomial : Reed-Solomon code : Tape)

Patent 5677920: Upconversion fiber laser
(COHERENT LIGHT GENERATORS : OPTICAL FIBER LASER :)

Patent 5677921: Ytterbium-doped borate fluoride laser crystals and lasers
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Insulating crystal : Frequency)

Patent 5677922: Semiconductor laser with crystalline window layer
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular coating on facet : Disordered region)

Patent 5677923: Vertical cavity electron beam pumped semiconductor lasers and methods
(COHERENT LIGHT GENERATORS : PARTICULAR PUMPING MEANS : Pumping with optical or radiant energy : High-energy particles : Electron beam : Having lens)

Patent 5677924: Resonant-cavity optical device
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Distributed feedback : Having a ring configuration)

Patent 5677925: Power converter device for direct current power supply to an electric arc furnace
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Power supply system : With power regulation : Crosshead)

Patent 5677926: Crucible for the inductive melting of metals
(INDUSTRIAL ELECTRIC HEATING FURNACES : INDUCTION FURNACE DEVICE : Coreless : Crucible : Cooling)

Patent 5677927: Ultrawide-band communication system and method
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM :)

Patent 5677928: Spread spectrum communication system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Frequency hopping : End-to-end transmission system : Having specific code acquisition or tracking :)

Patent 5677929: Automobile on-board and/or portable telephone system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : End-to-end transmission system : Having specific code acquisition or tracking)

Patent 5677930: Method and apparatus for spread spectrum channel estimation
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Correlation-type receiver :)

Patent 5677931: Transmission path switching apparatus
(PULSE OR DIGITAL COMMUNICATIONS : SYSTEMS USING ALTERNATING OR PULSATING CURRENT : Plural channels for transmission of a single pulse train : Single bit (delta))

Patent 5677932: Baseband estimator for estimating the amplitude/frequency characteristic of a multiphase signal
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Adaptive : Quadrature channels : Having SAW or charge-transfer device)

Patent 5677933: Digital signal encoding/decoding apparatuses and related methods
(PULSE OR DIGITAL COMMUNICATIONS : PULSE CODE MODULATION : Length coding : Single bit (delta))

Patent 5677934: Multipath propagation compensation in a TDMA system
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : Plural signal paths in receiver : Separate mark and space channels)

Patent 5677935: Sync detecting method and sync detecting circuit
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Synchronization word : Synchronizer pattern recognizers : More than two phases)

Patent 5677936: Tool for vertically supporting tie rod assembly on lower support fixture toggle-bolted to shroud support plate
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : HANDLING OF FISSION REACTOR COMPONENT STRUCTURE WITHIN REACTOR SYSTEM : By particular instrumentation circuitry)

Patent 5677937: Fuel element for pressurized-water reactor with guide tubes finally heat-treated in two steps
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : HANDLING OF FISSION REACTOR COMPONENT STRUCTURE WITHIN REACTOR SYSTEM : By particular instrumentation circuitry)

Patent 5677938: Method for fueling and operating a nuclear reactor core
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : WITH CONTROL OF REACTOR (E.G., CONTROL OF COOLANT FLOW) : By movement of control element or by release of neutron absorbing material : Including control rod insertion and removal schemes : Group movement of control elements : Moderator dump)

Patent 5677939: Illuminating apparatus
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Lithography : With gap fluid handling)

Patent 5677940: Digital X-ray imaging apparatus
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Dental panoramic : Pattern mask)

Patent 5677941: Channel test unit
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Including fault responsive disconnection of tested component : Qualifying line for data transmission)

Patent 5677942: Wireless interface
(MULTIPLEX COMMUNICATIONS : DUPLEX : Communication over free space : Conferee signals combined or distributed via time channels)

Patent 5677943: X-ray filter
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : BEAM CONTROL : Filter : With grid moving means)

Patent 5677944: Cordless telephone with battery measuring section
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) : Radiotelephone equipment detail : Power supply : Battery charging : Waveguide)

Patent 5677945: Account balancing and monitoring system for a telecommunications network
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : Calling card : Monitoring account or card usage balance : Line powered)

Patent 5677946: Adapter for connecting a modem to a digital private branch exchange
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Having transmission of a digital message signal over a telephone line : Terminal interface circuitry : Digital : Recording voice message from non subscriber caller)

Patent 5677947: Apparatus and method for operating a telephone line telemetry device in a multiple host environment
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Remote indication over telephone line (e.g., telemetry) : Meter reading : Power source)

Patent 5677948: Cordless portable hands-free telephone
(TELEPHONIC COMMUNICATIONS : RECEPTION OF CALLING INFORMATION AT SUBSTATION IN WIRELINE COMMUNICATIONS SYSTEM : Call traffic recording or monitoring)

Patent 5677949: Telephone with minimal switches for dialing
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Substation originated : With called number display : Sub-band analysis)

Patent 5677950: Telephone with dial history access
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Substation originated : Repertory or abbreviated call signal generation : Call address signal stored in terminal : Including terminal other than telephone : Dual tone multifrequency (DTMF) receiver)

Patent 5677951: Adaptive filter and method for implementing echo cancellation
(TELEPHONIC COMMUNICATIONS : ECHO CANCELLATION OR SUPPRESSION : Using digital signal processing : Adaptive filtering : Allowing movement of equipment (e.g., movable, modular))

Patent 5677952: Method to protect information on a computer storage device
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : DATA PROCESSING PROTECTION USING CRYPTOGRAPHY : Using record or token)

Patent 5677953: System and method for access control for portable data storage media
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : BUSINESS PROCESSING USING CRYPTOGRAPHY : Usage protection of distributed data files :)

Patent 5677954: Cryptical control method for personal communication
(CRYPTOGRAPHY : COMMUNICATION SYSTEM USING CRYPTOGRAPHY : Circuit switched network (e.g., wired telephone) : Including addressed decoder control signal)

Patent 5677955: Electronic funds transfer instruments
(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 5677956: Method and apparatus for data encryption/decryption using cellular automata transform
(CRYPTOGRAPHY : PARTICULAR ALGORITHMIC FUNCTION ENCODING : Having particular key generator)

Patent 5677957: Audio circuit producing enhanced ambience
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC :)

Patent 5677958: Active sound damper
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ACOUSTICAL NOISE OR SOUND CANCELLATION : Particular transducer or enclosure structure : Inductive pickup)

Patent 5677959: Audio signal source balancing adapters
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ONE-WAY AUDIO SIGNAL PROGRAM DISTRIBUTION : Counterwave generation control path)

Patent 5677960: On-vehicle sound control apparatus
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : VEHICLE : Public address system)

Patent 5677961: Connecting element for speaker elements
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HAVING NON-ELECTRICAL FEATURE (E.G., MOUNTING) : And loudspeaker : Speaker or channel switching)

Patent 5677962: Hybrid analog and digital amplifier with a delayed step change in the digital gain
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : INCLUDING AMPLITUDE OR VOLUME CONTROL : With manual volume control : Including feedback)

Patent 5677963: Performance enhancement of closed-ended magnetic circuits by selective removal of material
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Electromagnetic (e.g., dyynamic) : Magnetic circuit : Coil coating, winding layer structure, or wire)

Patent 5677964: Earphone
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Having body supported structure other than on head : Plural diaphragms)

Patent 5677965: Integrated capacitive transducer
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Having electrostatic element (e.g., electret, vibrating plate) : Mechanical detail)

Patent 5677966: Interactive automated cytology method incorporating both manual and automatic determinations
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : Using a fingerprint)

Patent 5677967: Method of and apparatus for converting between a color appearance space and a colorant space
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Color correction : Alphanumerics)

Patent 5677969: Method, rate controller, and system for preventing overflow and underflow of a decoder buffer in a video compression system
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Adaptive coding (i.e., changes based upon history, activity, busyness, etc.) : Checking spelling for recognition)

Patent 5677970: Optical scanning device and image forming apparatus using the same
(OPTICAL WAVEGUIDES : DIRECTIONAL OPTICAL MODULATION WITHIN AN OPTICAL WAVEGUIDE : Acousto-optic : Phase modulation type)

Patent 5677971: Optical wavelength filter with reduced sidelobes and simple design
(OPTICAL WAVEGUIDES : POLARIZATION WITHOUT MODULATION : Electro-optic)

Patent 5677972: High efficiency direct coupling of radiant electromagnetic energy into dielectric wave guide structure
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Evanescent wave coupling)

Patent 5677973: Method of aligning optical fiber to optical fiber or optical fiber to optical element at junction and optical fiber array
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Optical fiber to a nonfiber optical device connector : Fiber adjustable relative to device : Having at least one layer compressively fixed (e.g., crimp, tightening screws, etc.))

Patent 5677974: Hybrid communications and power cable and distribution method and network using the same
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : With electrical conductor in the same cable : End-to-end (butt) coupling)

Patent 5677975: Cable grip block assembly
(OPTICAL WAVEGUIDES : ACCESSORIES : External retainer/clamp : Channel waveguide)

Patent 5677976: Optical attenuation fiber assembly
(OPTICAL WAVEGUIDES : ACCESSORIES : Attenuator : Fiber holder (i.e., for single fiber or holding multiple single fibers together))

Patent 5677977: Optical attenuator
(OPTICAL WAVEGUIDES : ACCESSORIES : Attenuator : Fiber holder (i.e., for single fiber or holding multiple single fibers together))

Patent 5677978: Bent probe microscopy
(OPTICAL WAVEGUIDES : MISCELLANEOUS : Of waveguide cladding)

Patent 5677979: Video incident capture system
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Using disc)

Patent 5677980: Decoder for compressed digital signal
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Compressing in recording or decompressing in reproducing : Television signal)

Patent 5677981: Video signal recording apparatus which receives a digital progressive scan TV signal and switches the progressive signal frame by frame
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Compressing in recording or decompressing in reproducing : Digital compressing : Including television camera)

Patent 5677982: Humidifier with UV anti-contamination provision
(ELECTRIC RESISTANCE HEATING DEVICES : : Vaporizer : Liquid evaporant (e.g., water, etc.) : Container with self-contained evaporant supply : With separate heating chamber : With internal heating element)

Patent 5677983: Light beam heater with light source and reflector having two ellipsoidal sections and a truncated spherical surface there between
(ELECTRIC RESISTANCE HEATING DEVICES : : Radiant heater : Focussed radiant beam : Elliptical or ellipsoidal reflector : Adjustable individual lamp position)

Patent 5677984: Complex cepstrum analyzer for speech signals
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Analysis by synthesis : Correlation function)

Patent 5677985: Speech decoder capable of reproducing well background noise
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Analysis by synthesis : Correlation function)

Patent 5677986: Vector quantizing apparatus
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Pattern matching vocoders : Vector quantization : Cross-correlation)

Patent 5677987: Feedback detector and suppressor
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Noise : Excitation patterns)

Patent 5677988: Method of generating a subword model for speech recognition
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Recognition : Word recognition : Specialized models : Markov : Voiced or unvoiced)

Patent 5677989: Speaker verification system and process
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Recognition : Voice recognition : Clustering)

Patent 5677990: System and method using N-best strategy for real time recognition of continuously spelled names
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Recognition : Word recognition : Specialized models : Cross-correlation)

Patent 5677991: Speech recognition system using arbitration between continuous speech and isolated word modules
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Recognition : Word recognition : Specialized models : Cross-correlation)

 

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