Patents 5506682 - 5506934

 

 

Patent 5506682: Robot vision using targets
(OPTICS: MEASURING AND TESTING : POSITION OR DISPLACEMENT : Triangulation : Position of detected arrangement relative to projected beam)

Patent 5506683: Non-contact measuring apparatus for the section profile of a tire and its method
(OPTICS: MEASURING AND TESTING : SHAPE OR SURFACE CONFIGURATION : Triangulation : Line of light projected : Pattern is series of non-intersecting lines)

Patent 5506684: Projection scanning exposure apparatus with synchronous mask/wafer alignment system
(OPTICS: MEASURING AND TESTING : BY ALIGNMENT IN LATERAL DIRECTION : With registration indicia (e.g., scale) : For comparison with master or desired configuration)

Patent 5506685: Method and apparatus for determining the absorption of electromagnetic radiation by a gas
(OPTICS: MEASURING AND TESTING : BY SHADE OR COLOR : Fluid color transmission examination : For comparison with master or desired configuration)

Patent 5506686: Method and device for determining bit allocation in a video compression system
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Reduced time or bandwidth for static image communication : Condition based selection or control of image coding technique or communication arrangement : Transfer rate of an uncoded or decoded image : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5506687: Digital signal recording and/or reproducing apparatus that evenly distributes field data across tracks
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Recorder or reproducer fault condition compensation : Digital technique)

Patent 5506688: Apparatus for recording video signals within recording tracks extending obliquely across a magnetic tape
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Recorder or reproducer fault condition compensation : Digital technique)

Patent 5506689: Time code format circuit
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Editing : Including switching means and delay means)

Patent 5506690: Video accompaniment apparatus
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : Disc : Disc)

Patent 5506691: Method and apparatus for image processing at remote sites
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Electronic mailbox : Composite image)

Patent 5506692: Image handling apparatus having file system emulation means
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Facsimile system interface : Facsimile alarm)

Patent 5506693: Addressing mechanism for interfacing spatially defined imagery data with sequential memory
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Memory interface : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5506694: Scanner-equipped electrophotographic printing machine
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Combined read and write head : Picture signal thresholding)

Patent 5506695: Light shutter apparatus for a photographic film scanner
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Picture signal thresholding)

Patent 5506696: Color image reproduction system having color analysis function performed with a neural network system
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Measuring, testing, and calibrating : Thermal)

Patent 5506697: Apparatus for processing human-readable and machine-readable documents
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5506698: Image reproducing apparatus and process wherein minimized average error technique is used for each of fractions of original pel intensity value
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Multi-level image reproduction (e.g., gray level reproduction) : Error diffusion in gray level or halftone generation :)

Patent 5506699: Method and apparatus for converting a halftone image into a continuous tone image
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Multi-level image reproduction (e.g., gray level reproduction) : Halftoning (e.g., a pattern of print elements used to represent a gray level) : Descreening (e.g., inverse halftone conversion) :)

Patent 5506700: Facsimile apparatus having A/D converter shared with a plurality of analog sensors
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Facsimile control unit : Picture signal thresholding)

Patent 5506701: Hologram color filter, liquid crystal display device using the same, and fabrication process of hologram color filter
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Holograph on curved substrate)

Patent 5506702: Holographic optical element providing an artificial star for an optical system
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Holograph on curved substrate)

Patent 5506703: Three-dimensional image display device
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : Using a hologram as an optical element : Scanner : Crystalline material)

Patent 5506704: Cholesteric polarizer and the manufacture thereof
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Polarizer : Circular : Formed with particular alignment technique)

Patent 5506705: Goggle type display apparatus
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : LIQUID CRYSTAL SYSTEM : Liquid crystal eyewear (glasses, goggles, etc.) : Plural light path projectors)

Patent 5506706: Liquid crystal display device having a phase difference plate with one refractive index at an angle to the surface normal
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Compensator or retarder (i.e., not using liquid crystal cell) : Cholesteric reflector)

Patent 5506707: Electrode substrate having double layers of indium tin oxide and method for making the same
(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) : Insulating layer)

Patent 5506708: Substituted phthalocyanines
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : CELL CONTAINING LIQUID CRYSTAL OF SPECIFIC COMPOSITION : Within nematic phase)

Patent 5506709: Electro-optical communication station with built-in test means
(OPTICAL COMMUNICATIONS : DIAGNOSTIC TESTING : Fault detection : Transceiver : Determined by reflection from break in fiber)

Patent 5506710: Add - drop multiplexer
(OPTICAL COMMUNICATIONS : MULTIPLEX : Wavelength division or frequency division (e.g., Raman, Brillouin, etc.) : By optical coupling : Add or drop : Including subscribers)

Patent 5506711: Star type multi-stage network
(OPTICAL COMMUNICATIONS : MULTIPLEX : Optical local area network (LAN) : space)

Patent 5506712: Photonic frequency routing type time division highway switch
(OPTICAL COMMUNICATIONS : MULTIPLEX : Optical switching : Hybrid : Time and wavelength :)

Patent 5506713: Optical switching system
(OPTICAL COMMUNICATIONS : MULTIPLEX : Optical switching : Wavelength : Including photonic packet switching :)

Patent 5506714: Optical ATM self-routing switching system with reduced routing header bits
(OPTICAL COMMUNICATIONS : MULTIPLEX : Optical switching : Time : Including photonic packet switching)

Patent 5506715: Lighting system having a remotely controlled electric lamp and an infrared remote controller with improved infrared filter
(OPTICAL COMMUNICATIONS : REMOTE CONTROL : Switching : Through optical fiber or waveguide)

Patent 5506716: Method, circuit, and apparatus for mitigating effects of wavelength-dependent atmospheric transmission characteristics on
(OPTICAL COMMUNICATIONS : OPTICAL TRANSCEIVER : Including feedback : Including optical fiber or waveguide)

Patent 5506717: Apparatus for locating a remote control transmitter
(OPTICAL COMMUNICATIONS : TRANSMITTER AND RECEIVER SYSTEM : Presence detection : Dispersion compensation)

Patent 5506718: Scanning optical apparatus
(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) : Having particular focusing element to receive scanned light : Having a common axis of rotation)

Patent 5506719: Optical scanning device
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) : Including reflective type moving element : Having multifaceted rotating element : Single plane mirror element)

Patent 5506720: Method for manufacturing an electrodisplacive actuated mirror array
(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 5506721: External modulator for optical communication
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Acousto-optic : Amplitude modulation)

Patent 5506722: Optical wavelength converting device for converting fundamental waves into harmonic waves and shorter wavelength coherent light generating
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL FREQUENCY CONVERTER : Dielectric optical waveguide type : Third harmonic)

Patent 5506723: Multistage fiber-optic amplifier
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Optical fiber : Pumping : Interferometer or interference)

Patent 5506724: Gain controllable optical amplifier and applications thereof
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL AMPLIFIER : Optical fiber : Feedback : Automatic Gain Control (AGC) : Adjusting input signal power)

Patent 5506725: Transmission type confocal laser microscope
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Microscope : Illuminator : With optical switching means : Binocular)

Patent 5506726: Binoculars and camera with binoculars
(OPTICAL: SYSTEMS AND ELEMENTS : BINOCULAR DEVICES : Reflected line of sight)

Patent 5506727: Telescopic sight attachment to improve viewing
(OPTICAL: SYSTEMS AND ELEMENTS : BARREL END EYE GUARD (E.G., SHIELD OR CUSHION, ETC.) : With reflection)

Patent 5506728: Dual combiner eyepiece
(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 : Noncircular cross section)

Patent 5506729: Copy lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Multiple component lenses : Four components : First component positive : + - - + Arrangement : + + - + + Arrangement)

Patent 5506730: Flip-up helmet mount for night vision goggle
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Body or apparel attached or carried : Electromagnetic motive power)

Patent 5506731: Device for controllably moving an optical element
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens mounts : Adjustable : With third component biconvex)

Patent 5506732: Optical pickup
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens mounts : Adjustable : With axial adjustment (e.g., adjustable focus, etc.) : Electromagnetic or piezoelectric drive : Having a biconvex single element component)

Patent 5506733: Apparatus for recording and reproducing digital and analog video signals using two analog record/reproduce heads and two digital
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORDING OR REPRODUCING AN INFORMATION SIGNAL AND A CONTROL SIGNAL FOR CONTROLLING ELECTRONICS OF REPRODUCER : Time division)

Patent 5506734: Drive circuit for a magnetic cassette reader with auto reverse and mute functions
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Head amplifier circuit : Intra-cell transition)

Patent 5506735: Magnetic disk drive having programmable sector pulse generator and processor determined track zones
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Stopping or reversing)

Patent 5506736: Memory arrangement for tape cassettes used in recording and/or reproduction
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Tape in container : Transport accommodates different types : Drum)

Patent 5506737: High-density electronic head
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Gap structure details : Plural gaps : Mounting detail)

Patent 5506738: Tape cassette with tape guide support structure
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)

Patent 5506739: Tape cassette with slidably guided, spring-biased reel locking means
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)

Patent 5506740: Paperboard micro computer diskette
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : For disk : Disc record)

Patent 5506741: Operation mode change-over device of a tape recorder and a reel rotation stoppage detection mechanism therefor
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : MISCELLANEOUS : Drum)

Patent 5506742: Circuitry and structures for electrostatic discharge protection
(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 5506743: Solid state overload relay with phase unbalance protection having RMS current approximation
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific quantity comparison means : Phase : With time delay protective means)

Patent 5506744: Ionized airflow manifold for static reduction
(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 5506745: Hollow conformable charge roll
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTRIC CHARGING OF OBJECTS OR MATERIALS : Specific conduction means or dissipator)

Patent 5506746: Electrostatic powder coating gun and method of generating a high voltage in such a gun
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTRIC CHARGING OF OBJECTS OR MATERIALS : Particulate matter (e.g., liquids with suspended particles) : For spray production : Liquid type : Threshold device (neon tube))

Patent 5506747: Provision of FIFO buffer in RAM
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)

Patent 5506748: Capacitor for semiconductor integrated circuit
(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 5506749: Portable data-processing system having a removable battery pack replaceable with a second larger battery pack having a cylindrical
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : CRT support)

Patent 5506750: Mass memory subsystem having plates with pluralities of disk drives connected to central electronic cards
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : Memory unit support : Disk drive support : With plug-in circuit breakers)

Patent 5506751: Extruded card cage
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Fluid : Air : With plug-in circuit breakers)

Patent 5506752: Apparatus for cooling an integrated circuit chip
(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 stabilizer or modifying substance)

Patent 5506753: Method and apparatus for a stress relieved electronic module
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : By specific coating : Change of physical state)

Patent 5506754: Thermally matched electronic components
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : For active solid state devices : For integrated circuit : Circuit board mounted : With heat sink or cooling fins)

Patent 5506755: Multi-layer substrate
(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 : For integrated circuit)

Patent 5506756: Tape BGA package die-up/die down
(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 : Having flexible connector : Circuit board mounted)

Patent 5506757: Compact electronic data module with nonvolatile memory
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Plural : With housing or chassis : Plural dielectric layers)

Patent 5506758: Circuit board inserter and extractor
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Plural : With housing or chassis : With ejector or extractor : Circuit board mounted)

Patent 5506759: Vehicular headlamp having aiming leveling device
(ILLUMINATION : SUPPORTED BY VEHICLE STRUCTURE (E.G., ESPECIALLY ADAPTED FOR VEHICLE) : Including headlamp beam measuring or indicating (e.g., headlamp beam leveling, aiming, inclination detecting) : Plumb or level having liquid-type bubble : Including indicia mark (e.g., calibrated rod) : Through link and lever transmission means)

Patent 5506760: Light fitting unit for illuminated signs
(ILLUMINATION : PLURAL LIGHT SOURCES : With support : Distinct light units)

Patent 5506761: Lighting fixture and modular lighting system incorporating same
(ILLUMINATION : LIGHT SOURCE (OR SUPPORT THEREFOR) AND MODIFIER : With sealing means or artifical atmosphere : Including circuit arrangement)

Patent 5506762: Fluid-filled colored light pattern generator with twist cap
(ILLUMINATION : SELF POWERED LAMP : Cylindrical flashlight casing : Lamp terminal directly contacts a battery terminal)

Patent 5506763: Incandescent bulb and reflector and method for making
(ILLUMINATION : LIGHT MODIFIER : Reflector : Prismatic type)

Patent 5506764: Electrical power converter with step-gapped transformer
(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 flyback-type converter : Having feedback winding inductively coupled to inverter inductive device (e.g., tertiary winding, etc.) : Having particular pulse-width modulation circuit)

Patent 5506765: Control apparatus of power converter and control apparatus of electric motor vehicle
(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 5506766: 3-phase input type of switching power circuit
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Using semiconductor-type converter : In rectifier systems : Diode : Grid-like electrode)

Patent 5506767: Versatile display programmable electronic controller
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Sequential or selective : Of analog controllers)

Patent 5506768: Pattern recognition adaptive controller and method used in HVAC control
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Optimization or adaptive control : Plural modes : Proportional-Integral (P-I) : Economic (e.g., cost))

Patent 5506769: Method for enhancing vertical resolution of nuclear well logging instruments
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Earth science : Well logging or borehole study : By radiation (e.g., nuclear, gamma, X-ray) :)

Patent 5506770: Directional stability controller
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Suspension control : Attitude change suppressive control (e.g., antiroll or antipitch) : Inner/outer loop)

Patent 5506771: Start gear ratio control system and method
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Transmission control : And other vehicle control : Engine output control : Inner/outer loop)

Patent 5506772: Trouble-diagnosis multi-function tester
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle diagnosis or maintenance indication : Having image processing)

Patent 5506773: Self-diagnosing apparatus for motor vehicles
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle diagnosis or maintenance indication : Having image processing)

Patent 5506774: Navigation apparatus
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : NAVIGATION : Employing position determining equipment : Using Global Positioning System (GPS) : Having variable map scale)

Patent 5506775: Power source circuit for an occupant protecting device of motor vehicles
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Control of vehicle safety devices (e.g., airbag, seat-belt, etc.) : Artificial intelligence (e.g., fuzzy logic))

Patent 5506776: Steering control system for vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Steering control : Artificial intelligence (e.g., fuzzy logic))

Patent 5506777: Electronic engine controller with automatic hardware initiated A/D conversion of critical engine control parameters
(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 5506778: Misfire detection method based on a change in crankshaft rotation
(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 : Vibration, roughness, knock : Detection of O2 concentration)

Patent 5506779: Route searching apparatus
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : NAVIGATION : Employing position determining equipment : For use in a map data base system : Including route searching or determining device : Specific memory or interfacing device)

Patent 5506780: Apparatus for orbit control of at least two co-located geostationary satellites
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : NAVIGATION : Space orbits or paths : With radar or optical ground scanner)

Patent 5506781: RF link control of satellite clocks
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : NAVIGATION : Space orbits or paths : With radar or optical ground scanner)

Patent 5506782: Operation management system for coke oven
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Heating : Oven : Multizone)

Patent 5506783: Method and apparatusa for determining supply sequence of products ot be processed to production line
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Design or planning : Resource allocation : Job scheduling : Priority ordering :)

Patent 5506784: Method for automatically generating a chenille filled embroidery stitch pattern
(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 5506785: Method and apparatus for generating hollow and non-hollow solid representations of volumetric data
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Design or planning : 3-D product design (e.g., solid modeling) : Proportional-Integral-Derivative (P-I-D))

Patent 5506786: Cutting apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Performance monitoring : Condition of tool or workpiece (e.g., tolerance, tool wear) : Thickness control)

Patent 5506787: Configurable man-machine communication structure for machine tool or robot control systems
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Having operator interface feature : Specific programming format (e.g., macro) : Tool/workpiece interference prevention)

Patent 5506788: Similarity-extraction force-oriented floor planner
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Floorplanning : Constraint-based placement (e.g., critical block assignment, delay limits, wiring capacitance) : Timing analysis (e.g., delay time, path delay, latch timing))

Patent 5506789: Load extraction fault detection system
(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 5506790: Single-chip microcomputer programmable power distributor
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Electrical power generation or distribution system : Flow control (e.g., valve or pump control))

Patent 5506791: Multi-function flow monitoring apparatus with multiple flow sensor capability
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Mechanical measurement system : Fluid measurement (e.g., mass, pressure, viscosity) : Radiant energy)

Patent 5506792: System for operating application software in a safety critical environment
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : TESTING SYSTEM : Circuit tuning (e.g., potentiometer, amplifier))

Patent 5506793: Method and apparatus for distortion compensation in an automatic optical inspection system
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : CALIBRATION OR CORRECTION SYSTEM : Quality evaluation)

Patent 5506794: Apparatus and method for calibrating a sensor system using the Fast Kalman Filtering formula
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : CALIBRATION OR CORRECTION SYSTEM : Sensor or transducer : Tare weight adjusted)

Patent 5506795: Apparatus and method for generating chaotic signals and chaos device
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Random number generation : More than two operands)

Patent 5506796: Digital signal processing circuit selectively operable in either a normal or a pseudorandom noise generative mode
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Random number generation : More than two operands)

Patent 5506797: Nonlinear function generator having efficient nonlinear conversion table and format converter
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Function generation : Memory used to store waveshape :)

Patent 5506798: Digital filter and oversampling analog to digital converter employing the same
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : By convolution : Tone detection)

Patent 5506799: Booth array multiplying circuit having carry correction
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication : Binary : Repeated addition : Multiple digit :)

Patent 5506800: Self-checking complementary adder unit
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Error detection or correction : Parity check : Sticky bit)

Patent 5506801: High-performance ultra-low power VLSI analog processor for data compression
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL ANALOG CALCULATING COMPUTER : Particular function performed : Arithmetical operation)

Patent 5506802: Static random access memory device having high soft error immunity
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Flip-flop (electrical) : Complementary : Biax)

Patent 5506803: Apparatus and method for minimizing verify time in a semiconductor memory by constantly charging n-well capacitance
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Drive circuitry (e.g., word line driver) : Verify signal)

Patent 5506804: Dynamic Random Access Type Semiconductor Device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including level shift or pull-up circuit : Four or more devices per bit)

Patent 5506805: Static semiconductor memory device having circuitry for enlarging write recovery margin
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Signals : Delay : Variable threshold)

Patent 5506806: Memory protection circuit for EPROM
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Signals : Inhibit : Variable threshold)

Patent 5506807: Memory circuit with redundancy
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5506808: Semiconductor memory device and method for reading data
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Noise suppression : Differential sensing : Semiconductors : Radiation erasure)

Patent 5506809: Predictive status flag generation in a first-in first-out (FIFO) memory device method and apparatus
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Serial read/write : Holographic)

Patent 5506810: Dual bank memory and systems using the same
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)

Patent 5506811: Dynamic memory with isolated digit lines
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Sync/clocking : Magnetic)

Patent 5506812: Toroidal volume search sonar
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : ECHO SYSTEMS : Side scanning or contour mapping sonar systems : Linear valve control)

Patent 5506813: Semiconductor apparatus and method of manufacturing the same
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)

Patent 5506814: Video random access memory device and method implementing independent two WE nibble control
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)

Patent 5506815: Reconfigurable multi-user buffer memory particularly for signal processing system
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)

Patent 5506816: Memory cell array having compact word line arrangement
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Particular decoder or driver circuit : Alternate addressing (e.g., even/odd))

Patent 5506817: Enhanced adaptive statistical filter providing sparse data stochastic mensuration for residual errors to improve performance for target
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : RECEIVER CIRCUITRY : Telemetering)

Patent 5506818: Seismic source system utilizing a small diameter hose bundle
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Exclusive-type transmitter : Air guns : Frequency)

Patent 5506819: Ornamental clock with sound-producing means
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CHRONOLOGICAL : With simultaneous time indicating means : Sequential hourly sounding means : With significant winding or setting)

Patent 5506820: Gear train structure of an electronic watch
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : DISPLAY TRAINS : With transistor)

Patent 5506821: Optical disk program repeater
(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 : Electrical information signal processing : Abnormal condition or changing mode of system : Correction of error)

Patent 5506822: Audio signal reproducing apparatus having noise reducing function
(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 : Electrical information signal processing : Buffering : Correction of error)

Patent 5506823: Data recording and reproducing methods
(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 multiplexing or demultiplexing : Beam or detector is not rectangular or circular)

Patent 5506824: Frequency modulation to biphase data conversion for writable CD ATIP data
(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 multiplexing or demultiplexing : Of sub-code information : Having location identification information : Having particular mechanism or slot for transferring disc into changer from outside)

Patent 5506825: Optical disk and optical recording and reproducing apparatus
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : By controlling read-write operations)

Patent 5506826: Life span detector for a laser diode and a compact disk player having the same
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONDITION INDICATING, MONITORING, OR TESTING : Including radiation storage or retrieval : Of transducer assembly mechanism : Energy producing device : Derived focusing or tracking related signal)

Patent 5506827: Digital data reproducing apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : BINARY PULSE TRAIN INFORMATION SIGNAL : Including sampling or A/D converting : By interpolating or maximum likelihood detecting : Signal error correcting or detecting)

Patent 5506828: Optical disk loading apparatus with disk loading mechanism
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Capable of only accepting protected insertable single optical medium : Ejection mechanism : Having locking mechanism : Having cam)

Patent 5506829: Cantilever probe and apparatus using the same
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Electrical modification or sensing of storage medium (e.g., capacitive, resistive, electrostatic charge) : Having photographic storage medium (e.g., variable density or area))

Patent 5506830: Disk player
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM OPTICAL SUBSYSTEM : Having power driven optical transducer assembly : Single optical transducer plays both sides of disc record : Voice coil)

Patent 5506831: Method for controlling a head during a starting operation of a disk storage device
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track changing : For rotary carrier (e.g., disc) : By recorded servo reference or address signal : Stepping motor)

Patent 5506832: Remote confidence testing for computer-based conferencing system
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Using antijabber circuit)

Patent 5506833: PCA transmission apparatus and PCA transmission method
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative channel : Spare channel : Using a spare channel)

Patent 5506834: Communication apparatus for communicating between LANS through a wide area network
(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 5506835: Timing recovery apparatus
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Determination of communication parameters : Having dedicated test line or channel)

Patent 5506836: Orthogonal frequency division multiplex demodulation
(MULTIPLEX COMMUNICATIONS : GENERALIZED ORTHOGONAL OR SPECIAL MATHEMATICAL TECHNIQUES :)

Patent 5506837: Cellular radio communication system which is selectively convertible into a trunked radio communication system for group calls
(MULTIPLEX COMMUNICATIONS : DUPLEX : Convertible to half duplex : Echo suppression or cancellation)

Patent 5506838: Packet propagation and dynamic route discovery apparatus and techniques
(MULTIPLEX COMMUNICATIONS : NETWORK CONFIGURATION DETERMINATION : In a bus system : In a ring system : ATM least cost routing)

Patent 5506839: Congestion control method, terminal adapter using the method and communications system using the terminal adapter
(MULTIPLEX COMMUNICATIONS : DATA FLOW CONGESTION PREVENTION OR CONTROL : Flow control of data transmission through a network : Including signaling between network elements : Measurement of the average data flow rate)

Patent 5506840: Asynchronous switching node and routing logic means for a switching element used therein
(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 5506841: Cell switch and a method for directing cells therethrough
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Combined circuit switching and packet switching : Routing packets through a circuit switching network : Channel reservation scheme)

Patent 5506842: Method and apparatus for transmitting message cells via an ATM communication equipment
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Switching input signals having different aggregate bit rates : Multistage switch)

Patent 5506843: Subscriber group digital transmitter
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Through a circuit switch : Switching control : Time switch, per se (e.g., T or T-T) : Time slot interchange, per se : Having details of control storage arrangement)

Patent 5506844: Method for configuring a statistical multiplexer to dynamically allocate communication channel bandwidth
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Adaptive : Assignment of variable bandwidth or time period for transmission or reception : Conversion between signaling protocols)

Patent 5506845: ISDN terminal adapter using reduced memory for timing difference compensation
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Adaptive : Arbitration for access between contending stations)

Patent 5506846: Local loopback of isochronous data in a switching mechanism
(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 : Having a separate signaling network)

Patent 5506847: ATM-lan system using broadcast channel for transferring link setting and chaining requests
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Having a plurality of contiguous regions served by respective fixed stations : Contiguous regions interconnected by a local area network : Combining or distributing information via time channels)

Patent 5506848: Demand assignment system and method for mobile users in a community of interest
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Having a plurality of contiguous regions served by respective fixed stations : Channel assignment : Combining or distributing information via time channels : Based upon a particular signal quality measurement)

Patent 5506849: Semiconductor memory device capable of performing an overall test thereon at a shortened time period
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Memory testing : Read-in with read-out and compare : Loop-back)

Patent 5506850: Logic analyzer for high channel count applications
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Error mapping or logging)

Patent 5506851: Analog-digital mixed master including therein a test circuit
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Error mapping or logging)

Patent 5506852: Testing VLSI circuits for defects
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Including test pattern generator : Clock or synchronization)

Patent 5506853: Offset stabilization of wide dynamic range injection laser diode with single bit sampling
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Having particular beam control circuit component : Feedback circuitry : Rotating prism)

Patent 5506854: Integrated, intracavity, frequency-converted slab laser
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Optical output stabilization)

Patent 5506855: Semiconductor laser
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5506856: Semiconductor laser device having a resonator of particular length for reduced threshold current density
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular current control structure : Having air gap region :)

Patent 5506857: Semiconductor Laser Pumped molecular gas lasers
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Gas : Particular structural features)

Patent 5506858: Laser system with transverse mode selecting output coupler
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : With depopulation of lower states)

Patent 5506859: Article comprising a DFB laser with loss coupling
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Distributed feedback : Having a ring configuration)

Patent 5506860: Etalon and single-longitudinal-mode laser using the same
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified cavity component : Having a ring configuration)

Patent 5506861: System and method for joint demodulation of CDMA signals
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Combining or distributing information via code word channels using multiple access techniques (e.g., CDMA) : Control line is used to request or reserve access)

Patent 5506862: Digital implementation of spread spectrum communications system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM :)

Patent 5506863: Method and apparatus for operating with a hopping control channel in a communication system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Frequency hopping : End-to-end transmission system : Having specific code acquisition or tracking :)

Patent 5506864: CDMA communications and geolocation system and method
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via code word channels using multiple access techniques (e.g., CDMA) : Channel assignment)

Patent 5506865: Pilot carrier dot product circuit
(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 5506866: Side-channel communications in simultaneous voice and data transmission
(PULSE OR DIGITAL COMMUNICATIONS : APPARATUS CONVERTIBLE TO ANALOG : Including pulse regeneration or conversion)

Patent 5506867: Cellular radio system using common radio backbone
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Transmission interface between two stations or terminals : Phase locked loop)

Patent 5506868: Modem having an improved line interface circuit, in particular for a computer
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Modems (data sets) : Phase locked loop)

Patent 5506869: Methods and apparatus for estimating carrier-to-interference ratios at cellular radio base stations
(PULSE OR DIGITAL COMMUNICATIONS : TESTING : Modems (data sets))

Patent 5506870: Signal acquisition detection method
(PULSE OR DIGITAL COMMUNICATIONS : TESTING : With indicator : Angle modulation)

Patent 5506871: Adaptive equalizing system for digital communications
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Angle modulation)

Patent 5506872: Dynamic compression-rate selection arrangement
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Automatic)

Patent 5506873: Demodulator for a phase shift keying (PSK) signal
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Angle modulation : Particular demodulator : Two or more oscillators)

Patent 5506874: Phase detector and method
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Carrier controlling local generator)

Patent 5506875: Method and apparatus for performing frequency acquisition in all digital phase lock loop
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Phase locking : With frequency detector and phase detector : More than two phases)

Patent 5506876: Counting and marking device
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : APPLICATIONS : Counting based on number of times machine or apparatus operates : Where the different categories represent monetary amounts (e.g., wages, charges))

Patent 5506877: Mammography breast compression device and method
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Mammography : Pattern mask)

Patent 5506878: Programmable clock having programmable delay and duty cycle based on a user-supplied reference clock
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : SYSTEMS : Comparing counts : Biquinary code)

Patent 5506879: Planigraphic X-ray apparatus
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Dental panoramic : Moving source and detector : Linear tomography)

Patent 5506880: X-ray inspection system and method
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : ELECTRONIC CIRCUIT : With display or signaling : Televison : Thickness or density analysis)

Patent 5506881: X-ray tube apparatus of a rotating anode type
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SOURCE : Electron tube : With movable target : Tube overload)

Patent 5506882: One piece C-arm for X-ray diagnostic equipment
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SOURCE SUPPORT : Including movable source : With movable source)

Patent 5506883: Mobile x-ray apparatus
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SOURCE SUPPORT : Including movable source : With mobile support : With film clamping)

Patent 5506884: Radiation phantom and test methods employing the same
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : ACCESSORY : Testing or calibration : With light projection)

Patent 5506885: Method of adapting processing parameters in a call processing system
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Of trunk or long line : By analysis of injected tone signal : Rapid manual connecting structure for test equipment)

Patent 5506886: Wide area paging with roaming subscriber units
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Transmitting configuration : Multiple transmitters : Zoned : Using additional record or carrier code)

Patent 5506887: Personal communications service using wireline/wireless integration
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Including personal numbering system (i.e., intelligent network for subscriber tracking or follow-me subscriber feature) : Specific paging technique)

Patent 5506888: Auxillary communication service routing
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Call routing (e.g., to prevent backhaul, routing efficiency, least cost, or alternate routing) : Between macro and micro cells)

Patent 5506889: Digital voice privacy apparatus and method
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Security or fraud prevention : Privacy, lock-out, or authentication : At remote station)

Patent 5506890: Method and apparatus for group-specific calling
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Message management : Controlled by subscriber or caller : Message storage in centralized location (e.g., central office, PBX, etc.) : Structural detail of storage medium drive)

Patent 5506891: Method and apparatus for detecting the connection status of an extension phone connected to a voice/fax/data modem
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : To produce visual-graphic copy (e.g., facsimile) : Communication status notification : Having acoustic link)

Patent 5506892: System for performing at least one of a checking and adjusting operations for electronic equipment using a telephone
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Remote control : Communication device : Entertainmemt appliance (e.g., TV, VCR, radio, etc.) : Line powered)

Patent 5506893: Telecommunication network arrangement for providing real time access to call records
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : Interexchange billing operation : Long distance billing : Line powered)

Patent 5506894: System for processing calling party information for international communications services
(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) : Pulse counting or accumulating (e.g., "message metering") : Assembling billing record (e.g., automatic message account (AMA), call detail record (CDR), etc.) : Having line identification associated with call billing (e.g., automatic number identification (ANI) :)

Patent 5506895: Telephone apparatus with automatic dialing function
(TELEPHONIC COMMUNICATIONS : RECEPTION OF CALLING INFORMATION AT SUBSTATION IN WIRELINE COMMUNICATIONS SYSTEM : Extracting call ID from transmitted signal : Matching and retrieving stored caller ID information from a database : Mechanical register)

Patent 5506896: Intercommunication system
(TELEPHONIC COMMUNICATIONS : PRIVATE (E.G., HOUSE OR INTERCOM) OR SINGLE LINE SYSTEM : Detail of line circuit or line card)

Patent 5506897: Automatic routing system for telephonic services
(TELEPHONIC COMMUNICATIONS : PLURAL EXCHANGE NETWORK OR INTERCONNECTION : With interexchange network routing : Secretarial or answering service)

Patent 5506898: Expected wait-time indication arrangement
(TELEPHONIC COMMUNICATIONS : CENTRALIZED SWITCHING SYSTEM : Call distribution to operator : Automatic call distributor (ACD) system : Call or agent queuing : Estimating or reporting waiting time : Average call length)

Patent 5506899: Voice suppressor
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) : Radiotelephone equipment detail : Having voice recognition or synthesization : Having specific antenna arrangement)

Patent 5506900: Temperature compensation for trans-hybrid loss in a miniaturized data access arrangement
(TELEPHONIC COMMUNICATIONS : SUBSCRIBER LINE OR TRANSMISSION LINE INTERFACE : Hybrid circuit : Voltage boosting circuit)

Patent 5506901: Call eavesdropping arrangement
(TELEPHONIC COMMUNICATIONS : ECHO CANCELLATION OR SUPPRESSION : Combined diverse function : Additional signal enhancement (e.g., voice processing or recognition) : Allowing movement of equipment (e.g., movable, modular))

Patent 5506902: Data broadcasting system
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : BUSINESS PROCESSING USING CRYPTOGRAPHY : Usage protection of distributed data files :)

Patent 5506903: Digital multiplex transmission system
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Image data converted to digital before modification : Line cut and shuffle)

Patent 5506904: System and method for transmitting and receiving variable length authorization control for digital services
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Plural video stream multiplexing :)

Patent 5506905: Authentication method for keyless entry system
(CRYPTOGRAPHY : COMMUNICATION SYSTEM USING CRYPTOGRAPHY : Symmetric key cryptography : Symmetric key synchronization : Transmitting a seed, sequence, or initial value :)

Patent 5506906: Radio receiver station-seeker stop-signal generator
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC : Broadcast or multiplex stereo : FM final modulation : AM subcarrier :)

Patent 5506907: Channel audio signal encoding method
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC : Pseudo stereophonic : Pseudo quadrasonic : Having transmitter)

Patent 5506908: Directional microphone system
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : DIRECTIVE CIRCUITS FOR MICROPHONES : Having microphone)

Patent 5506909: Noise filtering device
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : NOISE OR DISTORTION SUPPRESSION : Having microphone)

Patent 5506910: Automatic equalizer
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : INCLUDING FREQUENCY CONTROL : Having automatic equalizer circuit : With amplitude control)

Patent 5506911: Radio and infrared receiving collapsible hearing device
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Plural or compound reproducers : Headphone : Particular support structure : Hook over ear or spectacle : Four or more diodes)

Patent 5506912: Imaging device capable of tracking an object
(IMAGE ANALYSIS : APPLICATIONS : Target tracking or detecting : ZIP code)

Patent 5506913: Method of recognizing an irradiation field
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : X-ray film analysis (e.g., radiography) : With a prism)

Patent 5506914: Automated truss inspection system
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Reading MICR data)

Patent 5506915: Associative pattern conversion system and adaptation method thereof
(IMAGE ANALYSIS : LEARNING SYSTEMS : Neural networks : Network structures : Alignment, registration, or position determination)

Patent 5506916: Image compression apparatus using a lossy compression method
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Context analysis or word recognition (e.g., character string))

Patent 5506917: Thresholding method for segmenting gray scale image, method for determining background concentration distribution, and image
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Variable threshold, gain, or slice level : Based on the results of a count : Skeletonizing)

Patent 5506918: Document skew detection/control system for printed document images containing a mixture of pure text lines and non-text portions
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Measuring image properties (e.g., length, width, or area) : Determining amount an image is rotated or skewed : Skeletonizing)

Patent 5506919: Conductive membrane optical modulator
(OPTICAL WAVEGUIDES : TEMPORAL OPTICAL MODULATION WITHIN AN OPTICAL WAVEGUIDE :)

Patent 5506920: Optical wavelength tunable filter
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Movable coupler : Single pole single throw)

Patent 5506921: Optical fiber terminal connector apparatus
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : With alignment device)

Patent 5506922: Fiber optic component assembly with a movable protective shield
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Structure surrounding optical fiber-to-fiber connection : With additional nonoptical structure : Lens)

Patent 5506923: Apparatus and method for trimming of fiber optic winding
(OPTICAL WAVEGUIDES : OPTICAL FIBER BUNDLE : Ribbon cable)

Patent 5506924: Light guiding plate
(OPTICAL WAVEGUIDES : PLANAR OPTICAL WAVEGUIDE : Utilizing multiple core or cladding)

Patent 5506925: Radiolytic modification of birefringence in silica planar waveguide structures
(OPTICAL WAVEGUIDES : PLANAR OPTICAL WAVEGUIDE : Utilizing multiple core or cladding)

Patent 5506926: Optical fiber management apparatus
(OPTICAL WAVEGUIDES : ACCESSORIES : Splice box and surplus fiber storage/trays/organizers/ carriers : Channel waveguide)

Patent 5506927: Framework for housing optical equipment having optical fiber cable
(OPTICAL WAVEGUIDES : ACCESSORIES : Splice box and surplus fiber storage/trays/organizers/ carriers : Channel waveguide)

Patent 5506928: Optical fiber gripping and positioning apparatus
(OPTICAL WAVEGUIDES : ACCESSORIES : External retainer/clamp : Channel waveguide)

Patent 5506929: Light expanding system for producing a linear or planar light beam from a point-like light source
(OPTICAL WAVEGUIDES : NONCYCLINDRICAL OR NONPLANAR SHAPED WAVEGUIDE : Of waveguide cladding)

Patent 5506930: Control apparatus for a variable speed motor
(ELECTRICITY: MOTOR CONTROL SYSTEMS : CLOSED LOOP SPEED CONTROL SYSTEM FOR DC MOTOR WITH COMMUTATOR : Armature control by digital or combined analog and digital circuitry : By voltage or current modification : With variable impedance)

Patent 5506931: Immersion type water heating element assembly with permanently wired electrical supply
(ELECTRIC RESISTANCE HEATING DEVICES : : Immersion heater details : With particular mounting means : Block forms flow path)

Patent 5506932: Synchronizing digital audio to digital video
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Frequency : Orthogonal functions)

Patent 5506933: Speech recognition using continuous density hidden markov models and the orthogonalizing karhunen-loeve transformation
(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 5506934: Post-filter for speech synthesizing apparatus
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Synthesis : Word recognition)

 

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