Patents 5781336 - 5781597
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Patent 5781336: Method and system for multi-spectral imaging in the visible and infrared spectrums
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Lens, lens system or component : Regenerative)
Patent 5781337: Object holder for thin slides
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Microscope : Stage or slide carrier : With illuminator support)
Patent 5781338: Microscope stage
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Microscope : Transparent slide : Specimen cavity or chamber : Binocular)
Patent 5781339: Optical device for deflecting light
(OPTICAL: SYSTEMS AND ELEMENTS : IMAGE STABILIZATION : By movable refractive structure : Having plural reflecting surfaces)
Patent 5781340: Gauss lens with image stabilizing function
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Optimization or adaptive control : Sequence program response)
Patent 5781341: Motorized tunable filter and motorized variable attenuator
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT INTERFERENCE : Electrically or mechanically variable (e.g., tunable, adjustable) : Including particular grating characteristic)
Patent 5781342: High light diffusive and low light absorbent material and method for making and using same
(OPTICAL: SYSTEMS AND ELEMENTS : DIFFUSING OF INCIDENT LIGHT : With reflection)
Patent 5781343: Adjustable window tinting system
(OPTICAL: SYSTEMS AND ELEMENTS : GLARE OR UNWANTED LIGHT REDUCTION : With mirror (e.g., mirror with glare screen, etc.) : Anti-glare mirror : Adjustable : Translucent or other semitransmitting panel selectively positioned in front of mirror : Reversible)
Patent 5781344: Light transmitting and dispersing filter having low reflectance
(OPTICAL: SYSTEMS AND ELEMENTS : GLARE OR UNWANTED LIGHT REDUCTION : With absorption means : Collapsible or foldable)
Patent 5781345: Graded dielectric combiner and associated fabrication method
(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.) : With additional reflector (e.g., serial reflections, etc.) : Cylindrical lenslets)
Patent 5781346: Magnification correction for small field scanning
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With field curvature shaping : Projection type : With additional reflector (e.g., serial reflections, etc.))
Patent 5781347: Optical device
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Selective magnification by exchanging or adding a lens component : To the middle of a basic lens : In a variable media (e.g., gas, elastomer, etc.))
Patent 5781348: Zoom lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : To the rear of a basic lens)
Patent 5781349: Zoom lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Two groups : + - + Arrangement)
Patent 5781350: Objective lens for endoscope
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Multiple component lenses : Four components : First component negative : - + + - Arrangement : With multiple element component)
Patent 5781351: Mounting structure of objective lens for optical pick-up used for optical disk device
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With lens casing : Flat opaque document or picture)
Patent 5781352: Objective lens supporting device
(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 5781353: Exterior rearview mirror
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Retractable vehicle mirror : Plural reflecting surfaces)
Patent 5781354: Positioning device for car sideview mirror
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Retractable vehicle mirror : Plural reflecting surfaces)
Patent 5781355: Stress-free support
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : With support : Concave)
Patent 5781356: Levelness adjusting device of an actuator unit for a rearview mirror
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : With support : Mirror movable relative to support : Including an adjustable mirror)
Patent 5781358: Magnetic recording apparatus with non-linear bit shift measurement
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Data clocking : Intra-cell transition)
Patent 5781359: Tape slack eliminating device for a cassette tape player
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the record : Recording amplifier)
Patent 5781360: Method and apparatus for detecting data track misregistration
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track centering : Rotary carrier : By tracking signal recorded on or immediately beneath surface : Distinct servo sector : From separate track)
Patent 5781361: Method and apparatus for generating servo information
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track centering : Rotary carrier : By tracking signal recorded on or immediately beneath surface : Distinct servo sector : From separate track)
Patent 5781362: Servo control system for driving a voice coil motor with pulse width and gain control
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track changing : For rotary carrier (e.g., disc) : Coarse and fine head drive motors : Having head deflection drive (e.g., piezoelectric bimorph))
Patent 5781363: Servo-free velocity estimator for coil driven actuator arm in a data storage drive
(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 5781364: Coarse and fine head positioning apparatus which uses a slipable shaft in a motor
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the head : Track changing : For rotary carrier (e.g., disc) : Coarse and fine head drive motors : Having head deflection drive (e.g., piezoelectric bimorph))
Patent 5781365: Sliding mode control of a magnetoresistive read head for magnetic recording
(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 : Having head deflection drive (e.g., piezoelectric bimorph))
Patent 5781366: Tape loading device
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD MOVING DURING TRANSDUCING : Tape record : Rotating head : Tape in container : Drum)
Patent 5781367: Library for storing data-storage media
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Plural tapes : Tape in container : Drum)
Patent 5781368: Magnetic tape device and automatic cleaning method for use in the same
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Plural tapes : Tape in container : Drum)
Patent 5781369: Magnetic tape apparatus with an auxiliary entry/exit mechanism
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Plural tapes : Tape in container : Drum)
Patent 5781370: Tape cassette holder seperating mechanism of magnetic recording and reproducing apparatus having multiple thread worm for permitting moving
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Tape in container : Plural reels : Container mounting details : With common capstan drive)
Patent 5781371: Cassette loading machanism
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Tape in container : Plural reels : Container mounting details : With common capstan drive)
Patent 5781372: Axial resonance attenuating apparatus for rotation drum apparatus having flexible rod-shaped linking members
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For moving head during transducing : Tape record having rotary head : Rotating drum : Drum motor : Hydrodynamic)
Patent 5781373: Acoustic noise reduction system for a disk drive
(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 5781374: Disc centering device for a disc drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Disk seating : Stationary drive)
Patent 5781375: Information recording disk chuck mechanism
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Disk seating : Stationary drive)
Patent 5781376: Magnetic head with polycrystalline silicon layer on slide running surface
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : FLUID BEARING HEAD SUPPORT : Disk record : Air bearing slider detail : Slider material : Signal winding mount/access detail)
Patent 5781377: Slider with protective DLC or nonhygroscopic coating on the trailing edge face
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : FLUID BEARING HEAD SUPPORT : Disk record : Air bearing slider detail : Slider material : Signal winding mount/access detail)
Patent 5781378: Flexure having displaced gimbal bond tongue with end terminated heads
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : Disk record : Gimbal detail : Assembly feature)
Patent 5781379: Single beam flexure for a head gimbal assembly
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : Disk record : Gimbal detail : Assembly feature)
Patent 5781380: Swing-type actuator assembly having internal conductors
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For shifting head between tracks : Disk record : Arcuate head movement : Electrical connection detail onto actuator arm : Actuator side detail)
Patent 5781381: Double-driving head actuator
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For adjusting head position : Disk record : Adjustment parallel to disk plane : Driver detail : Piezoelectric adjuster)
Patent 5781382: Rotary head drum for a VCR having an improved connection structure between a VCR head and a rotary transformer
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For moving head during transducing : Tape record having rotary head : Signal transfer to/from head : Electrical connection between head and rotary part of transformer : Hydrodynamic)
Patent 5781383: Magnetic head for stable tip to tape contact pressure despite head wear and tape tension variation
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head surface structure : Plural gaps)
Patent 5781384: Resettable single play tape cassette
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)
Patent 5781385: Method and apparatus for protecting an adjustable impedance element controlling the power supply to an electric motor, in particular in a
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Motor protective condition responsive circuits : Current and voltage : During energization of motor)
Patent 5781386: Low level ground conditioning (gcl)
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Ground fault protection : Fault suppression (e.g., Petersen coil) : With fuse)
Patent 5781387: Shock hazard protection system
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Ground fault protection : In a single phase system : With more than three wires)
Patent 5781388: Non-breakdown triggered electrostatic discharge protection circuit for an integrated circuit and method therefor
(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 5781389: Transistor protection circuit
(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 5781390: Integrated supply protection
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific quantity comparison means : Reverse energy responsive (e.g., directional) : With time delay protective means)
Patent 5781391: IC having built-in over voltage protecting circuit
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific voltage responsive fault sensor : Overvoltage : Including P-N junction (e.g., a diode, a zener diode, or transistor) : With communication means between disconnect points)
Patent 5781392: Balanced overvoltage protector for a dual-wire system
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Transient responsive : Plural conductors in single sheath (e.g., compound))
Patent 5781393: Surge arrester
(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) : With transistor circuit interrupter)
Patent 5781394: Surge suppressing device
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : High voltage dissipation (e.g., lightning arrester) : Thermal (e.g., fusible, bimetallic) : Gas blast)
Patent 5781395: Electrical overstress pulse protection
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : High voltage dissipation (e.g., lightning arrester) : Current limiting material in discharge path : Nonlinear material (e.g., valve type) : With multiple timing characteristics (e.g., short, long))
Patent 5781396: Arrangement for the control of an electromagnet
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : Systems for magnetizing, demagnetizing, or controlling the magnetic field : Horn gap)
Patent 5781397: Method for adapting the control of an electromagnetic actuator to operation-dictated changes
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : Systems for magnetizing, demagnetizing, or controlling the magnetic field : Including particular drive circuit : Including means to establish plural distinct current levels (e.g., high, low) : By separating contacts)
Patent 5781398: Dual fault tolerant actuator control system
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : For relays or solenoids : Condition responsive (e.g., external circuit condition) : Code responsive : Including electronic element)
Patent 5781399: Energy efficient control circuit for solenoid actuated locking device
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : For relays or solenoids : Condition responsive (e.g., external circuit condition) : Code responsive : Including electronic element :)
Patent 5781400: Electrostatically attracting electrode and a method of manufacture thereof
(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 5781401: Encapsulated solid electrolytic capacitors and method of producing same
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Fixed capacitor : Significant electrode feature : With controlling or indicating means)
Patent 5781402: Conducting thick film composition, thick film electrode, ceramic electronic component and laminated ceramic capacitor
(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 5781403: Electric double layer capacitor having hydrophobic powdery activated charcoal
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROLYTIC SYSTEMS OR DEVICES : Double layer electrolytic capacitor : Plural)
Patent 5781404: Electrode interface for high-dielectric-constant materials
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Fixed capacitor : Solid dielectric : Ceramic, glass, or oxide particles : Composition : Composition)
Patent 5781405: Electronic device having rotatably mounted infrared device with a pair of pegs fitting into a pair of holes
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROLYTIC SYSTEMS OR DEVICES : Solid electrolytic capacitor (e.g., dry electrolytic capacitor) : Multiple capacitors)
Patent 5781406: Computer desktop keyboard cover with built-in monitor screen & wrist-support accessory
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Including keyboard support : Fluid)
Patent 5781407: Portable personal computers with multi-directional infrared communication
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : CRT support)
Patent 5781408: Computer system having a motorized door mechanism
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : CRT support)
Patent 5781409: Heat dissipating lid hinge structure with laterally offset heat pipe end portions
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : With cooling means : Disk drive support)
Patent 5781410: Densely packed telecommunications equipment enclosure
(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 5781411: Heat sink utilizing the chimney effect
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : With cooling fins)
Patent 5781412: Conductive cooling of a heat-generating electronic component using a cured-in-place, thermally-conductive interlayer having a filler of
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : With cooling fins)
Patent 5781413: Method and apparatus for directing the input/output connection of integrated circuit chip cube configurations
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Connection of components to board : By specific pattern on board : Flexible connecting lead)
Patent 5781414: Expansion card stabilizer for a circuit board edge connector
(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 key connection : Circuit board mounted)
Patent 5781415: Semiconductor package and mounting method
(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 5781416: Self-adjusting static dissipative shelf assembly
(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 Shielding Structure : Circuit board mounted)
Patent 5781417: Circuit board retainer
(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 : Specific latching or retaining device : Circuit board mounted)
Patent 5781418: Switching scheme for power supply having a voltage-fed inverter
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : With dynamic rectifier in phase 2 to D.C. stage (e.g., commutator type))
Patent 5781419: Soft switching DC-to-DC converter with coupled inductors
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Bridge type : Including plural anode/single cathode device)
Patent 5781420: Single ended forward DC-to-DC converter providing enhanced resetting for synchronous rectification
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Single-ended, separately-driven type : With automatic control of the magnitude of output voltage or current : For forward-type converter : Having synchronous rectifier :)
Patent 5781421: High-frequency, high-efficiency converter with recirculating energy control for high-density power conversion
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including D.C.-A.C.-D.C. converter : Having transistorized inverter : Single-ended, separately-driven type : With automatic control of the magnitude of output voltage or current : For forward-type converter : Having feedback winding inductively coupled to inverter inductive device (e.g., tertiary winding, etc.) :)
Patent 5781422: Uninterruptible power supply with AC and DC power inputs
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including an A.C.-D.C.-A.C. converter : By semiconductor rectifier and inverter : Double-ended type (i.e., push-pull))
Patent 5781423: Pulse width modulation control system for electric power converter
(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 5781424: Static converter for an incandescent lamp having a delayed start
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With starting arrangement : In rectifier systems)
Patent 5781425: Method and device for control of a converter installation
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including automatic or integral protection means : For high voltage D.C. transmission systems : Including means for reducing ripples from the output)
Patent 5781426: Booster circuit and method of driving the same
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With voltage multiplication means (i.e., V out > V in) : Including semiconductor means : Thyristor inverter)
Patent 5781427: Multistandard rectified power supply circuit with power factor correction option
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With voltage multiplication means (i.e., V out > V in) : Including semiconductor means : For rectifying : Bridge type)
Patent 5781428: Transformer for 12-pulse series connection of converters
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Using semiconductor-type converter : In rectifier systems : Diode : Grid-like electrode)
Patent 5781429: Pulse charging apparatus using electron tube for switching control
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Using electronic tube converter : With gap in open atmosphere : Inverter (i.e., D.C.-A.C.))
Patent 5781430: Optimization method and system having multiple inputs and multiple output-responses
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Optimization or adaptive control : Sequence program response)
Patent 5781431: Process and apparatus for high speed on the fly supply of information necessary for routing data structures
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Error/fault detection technique : Forbidden combination or improper condition : Multilevel coding (n>2))
Patent 5781432: Method and apparatus for analyzing a neural network within desired operating parameter constraints
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Optimization or adaptive control : Feed-forward (e.g., predictive) : Proportional-Derivative (P-D))
Patent 5781433: System for detecting failure in information processing device
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Having protection or reliability feature : Fine/coarse)
Patent 5781434: Control system for communication apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Having protection or reliability feature : Fine/coarse)
Patent 5781435: Edit-to-it
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Having preparation of program : Editing/modifying : Positional with nonpositional)
Patent 5781436: Method and apparatus for transverse electromagnetic induction well logging
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Earth science : Well logging or borehole study : By induction or resistivity logging tool :)
Patent 5781437: Control system for controlling vehicles
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Remote control system :)
Patent 5781438: Token generation process in an open metering system
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : FOR COST/PRICE : Postage meter system : Record keeping : With paper check handling)
Patent 5781439: Method for producing integrated circuit chip having optimized cell placement
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Integrated circuit production or semiconductor fabrication : Rapid prototyping (e.g., layer-by-layer, material deposition))
Patent 5781440: Process and device for monitoring the cross-sectional profile of a continuously produced web of material
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Continuous material having indeterminate length (e.g., web, strand, strip, or sheet) : Rapid prototyping (e.g., layer-by-layer, material deposition))
Patent 5781441: Method to determine the purity of treated used glass
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Glassware forming : Rolling)
Patent 5781442: System and method for collecting data and managing patient care
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Article handling : Article storing, retrieval, or arrangement (e.g., warehousing, automated library) : Heating)
Patent 5781443: Apparatus for use in parts assembly
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Article handling : Article storing, retrieval, or arrangement (e.g., warehousing, automated library) : Heating)
Patent 5781444: Distributed processing unit connectable to external processing means
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Article handling : Dispensing or vending : Operator or payment initiated : Preparation of an article for an identification code (e.g., printing, encoding))
Patent 5781445: Plasma damage monitor
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Electrical signal parameter measurement system : Vibration detection)
Patent 5781446: System and method for multi-constraint domain electronic system design mapping
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Floorplanning : Detailed placement (i.e., iterative improvement) : Timing analysis (e.g., delay time, path delay, latch timing))
Patent 5781447: System for recreating a printed circuit board from disjointly formatted data
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN : Routing (e.g., routing map, netlisting) : PCB wiring : Timing analysis (e.g., delay time, path delay, latch timing))
Patent 5781448: Control system and control method for uninterruptible power supply
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Electrical power generation or distribution system : System protection (e.g., circuit interrupter, circuit limiter, voltage suppressor) : Abnormal power, current, or impedance condition : For turbine speed control)
Patent 5781449: Response time measurement apparatus and method
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER NETWORK MANAGING : Computer network monitoring :)
Patent 5781450: Object inspection system and method
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Orientation or position : 3D position : 3D orientation : For wheel speed)
Patent 5781451: Method and apparatus for tracking the motion of an imaging member with a line writing device using a rational electronic gearbox
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : CALIBRATION OR CORRECTION SYSTEM : Position measurement : By another sensor)
Patent 5781452: Method and apparatus for efficient decompression of high quality digital audio
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM : Measured signal processing : Signal extraction or separation (e.g., filtering) : Cause or fault identification)
Patent 5781454: Process modeling technique
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : MODELING BY MATHEMATICAL EXPRESSION :)
Patent 5781455: Article of manufacture comprising computer usable medium for a portable blood sugar value measuring apparatus
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Biological or biochemical : Seismology)
Patent 5781456: Software select and test
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : TESTING SYSTEM : Including program set up : Including input/output or test mode selection means)
Patent 5781457: Merge/mask, rotate/shift, and boolean operations from two instruction sets executed in a vectored mux on a dual-ALU
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Multifunctional : Microprocessor :)
Patent 5781458: Method and apparatus for generating truly random numbers
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Random number generation : Truly random number :)
Patent 5781459: Method and system for rational frequency synthesis using a numerically controlled oscillator
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Function generation : Direct digital frequency synthesizer :)
Patent 5781460: System and method for chaotic signal identification
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Logarithmic/exponential)
Patent 5781461: Digital signal processing system and method for generating musical legato using multitap delay line with crossfader
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Tapped delay line :)
Patent 5781462: Multiplier circuitry with improved storage and transfer of booth control coefficients
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Transversal : Tone detection)
Patent 5781463: Adaptive digital filter with high speed and high precision coefficient sequence generation
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Adaptive : Tone detection)
Patent 5781464: Apparatus and method for incrementing floating-point numbers represented in diffrent precision modes
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Floating point : Butterfly circuit)
Patent 5781465: Method and apparatus for fast carry generation detection and comparison
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Addition/subtraction : Comparison : Repeated subtraction)
Patent 5781466: Semiconductor memory with built-in cache
(STATIC INFORMATION STORAGE AND RETRIEVAL : ASSOCIATIVE MEMORIES : Magnetic)
Patent 5781467: Decoding method for ROM matrix having a silicon controlled rectifier structure
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ ONLY SYSTEMS (I.E.. SEMIPERMANENT) : Semiconductive : Random wiring)
Patent 5781468: Semiconductor memory device comprising two kinds of memory cells operating in different access speeds and methods of operating and
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Capacitors : Same size apertures)
Patent 5781469: Bitline load and precharge structure for an SRAM memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Flip-flop (electrical) : Complementary : Biax)
Patent 5781470: Protected writing method for an integrated memory circuit and a corresponding integrated circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Data security : Overlays)
Patent 5781471: PMOS non-volatile latch for storage of redundancy addresses
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Cross-coupled cell : Rectangular bars)
Patent 5781472: Bit map addressing schemes for flash/memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Bank or block architecture : Rectangular bars)
Patent 5781473: Variable stage charge pump
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Logic connection (e.g., NAND string))
Patent 5781474: Parallel programming method of memory words and corresponding circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Logic connection (e.g., NAND string))
Patent 5781475: Simplified page mode programming circuit for EEPROM requiring only one high voltage line for selecting bit lines
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Logic connection (e.g., NAND string))
Patent 5781476: Nonvolatile semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Reference signal (e.g., dummy cell) : Verify signal :)
Patent 5781477: Flash memory system having fast erase operation
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Erase : Verify signal)
Patent 5781478: Nonvolatile semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Bank or block architecture : Rectangular bars)
Patent 5781479: Memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Semiconductive)
Patent 5781480: Pipelined dual port integrated circuit memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Simultaneous operations (e.g., read/write) : Four or more devices per bit)
Patent 5781481: Semiconductor memory device with reduced leakage current and improved data retention
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including level shift or pull-up circuit : Four or more devices per bit)
Patent 5781482: Semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Including level shift or pull-up circuit : Four or more devices per bit)
Patent 5781483: Device and method for repairing a memory array by storing each bit in multiple memory cells in the array
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)
Patent 5781484: Semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)
Patent 5781485: Apparatus and method for controlling operating mode in semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Testing : Coincident A.C. signal with pulse)
Patent 5781486: Apparatus for testing redundant elements in a packaged semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Testing : Coincident A.C. signal with pulse)
Patent 5781487: Bit line selection circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Accelerating charge or discharge : Coincident A.C. signal with pulse)
Patent 5781488: DRAM with new I/O data path configuration
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Noise suppression : Differential sensing : Sense/inhibit)
Patent 5781489: Semiconductor storage device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Noise suppression : Differential sensing : Semiconductors : Radiation erasure)
Patent 5781490: Multiple staged power up of integrated circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : POWERING : Having fuse element)
Patent 5781491: Memory device having divided cell array blocks to which different voltage levels are applied
(STATIC INFORMATION STORAGE AND RETRIEVAL : POWERING : Conservation of power : Holographic)
Patent 5781492: System and method for mapping memory to DRAM after system boot from non-volatile memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Data preservation)
Patent 5781493: Semiconductor memory device having block write function
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)
Patent 5781494: Voltage pumping circuit for semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)
Patent 5781495: Semiconductor memory device for multi-bit or multi-bank architectures
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)
Patent 5781496: Block write power reduction memory with reduced power consumption during block write mode
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)
Patent 5781497: Random access memory word line select circuit having rapid dynamic deselect
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Particular decoder or driver circuit : Alternate addressing (e.g., even/odd))
Patent 5781498: Sub word line driving circuit and a semiconductor memory device using the same
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Particular decoder or driver circuit : Alternate addressing (e.g., even/odd))
Patent 5781499: Semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Sync/clocking : Magnetic)
Patent 5781500: Method and circuit for generating internal pulse signals in synchronous memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Sync/clocking : Magnetic)
Patent 5781501: Circuit and method for securing write recovery operation in a synchronous semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Sync/clocking : Magnetic)
Patent 5781502: Method and device for filtering elliptical waves propagating in a medium
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Well logging : Amplitude measurement : Of noncompressional acoustic wave energy :)
Patent 5781503: Method for attenuating surface wavetrains in seismic data
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Land-reflection type : Signal analysis and/or correction : Filters : Adaptive filters :)
Patent 5781504: Shallow water beamforming methodology for toroidal volume search sonar
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : ECHO SYSTEMS : Side scanning or contour mapping sonar systems : Linear valve control)
Patent 5781505: System and method for locating a trajectory and a source of a projectile
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : DISTANCE OR DIRECTION FINDING : With time interval measuring means : Addition or subtraction)
Patent 5781506: Method and apparatus for frequency filtering using an elastic fluid-filled cylinder
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : RECEIVER CIRCUITRY : Telemetering)
Patent 5781508: Optimizing the compressional wave energy response of an elastic fluid-filled cylinder
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Plural transducer array : Line array : Frequency)
Patent 5781509: Wide beam array with sharp cutoff
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Piezoelectric : Elongated cylindrical element : Frequency)
Patent 5781510: Hydrophone housing for a solid marine seismic cable
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Receivers : Casing or housing : Spider spring)
Patent 5781511: Wrist-worn portable electronic device
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : COMBINED WITH DISPARATE DEVICE : Ambient condition detector : Actuation of a running-time meter)
Patent 5781512: Pocket and table watch with a suspension and support device
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : CASES : With support details : Of hinge connection)
Patent 5781513: Magnetic-field modulation recording method and device for preventing residual information from remaining after overwriting
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Magnetic field generation : By transferring magnetic domain between layers)
Patent 5781515: Disk information reproduction apparatus and method using avoid band control signals
(EDUCATION AND DEMONSTRATION : AUDIO RECORDING AND VISUAL MEANS : Audio recording on disk : With code on audio carrier for controlling operation of apparatus)
Patent 5781516: Multiplane optical disc apparatus and access control method thereof
(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 : Transducer movement control using recorded information indicative of location of information (e.g., track address) : Counting tracks traversed by transducer : Specified order of contents information modification processing)
Patent 5781517: Accessor hand mechanism having grooves for opening and closing fingers
(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 library system : Plural media are discs stored in cartridges : Having specified picker : Magnetic domain wall)
Patent 5781518: Disc recording method wherein a segment is recorded with reference data to control the phase of a data clock
(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 gain processing : Between alternative processing channels)
Patent 5781519: Optical head apparatus for reading different types of recording mediums
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONDITION INDICATING, MONITORING, OR TESTING : Including radiation storage or retrieval : Of record carrier : Relative transducer to medium misalignment (e.g., relative tilt))
Patent 5781521: Optical disk recording/reproducing apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : BINARY PULSE TRAIN INFORMATION SIGNAL : Binary signal phase processing : Plural reference signals)
Patent 5781523: Disk reproducing apparatus capable of taking multi-inclined postures
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Tray or drawer loading or ejecting : Clamping or chucking media structure : Pivotable chassis mounted turntable or pickup :)
Patent 5781524: High density optical head assembly
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Polarization of or by storage medium information element : Separation into plural polarization component beams : Using plural polarized or polarizing optical elements : Including storage or retrieval of auxiliary signal)
Patent 5781525: Record optimizer system and method of utilization
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM SUBSYSTEM : Specific detail of storage medium support or motion production : Turntable : Disc holding or locating (e.g., spindle structure) : With detail of storage medium contact structure on turntable surface : Having shoulder and ejector lever)
Patent 5781526: Optical recording medium having a disc with deformed pits
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE MEDIUM STRUCTURE : Optical track structure (e.g., phase or diffracting structure, etc.) : Track data format/layout : Disc holding or locating (e.g., spindle structure))
Patent 5781527: Integrated multi-fabric digital cross-connect integrated office links
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Level multiplex)
Patent 5781528: Path switching system and method
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative switch or inoperative element of a switching system : Packet switching system or element :)
Patent 5781529: Systems and methods for routing ATM switched virtual circuit calls
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative switch or inoperative element of a switching system : Packet switching system or element :)
Patent 5781530: Redundant local area network
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative switch or inoperative element of a switching system : Standby switch : Standby switch)
Patent 5781531: Method and apparatus for hierarchical relative error scheduling
(MULTIPLEX COMMUNICATIONS : DATA FLOW CONGESTION PREVENTION OR CONTROL : Control of data admission to the network : Based on data flow rate measurement : Using a spare channel)
Patent 5781532: Data link interface for packet-switched network
(MULTIPLEX COMMUNICATIONS : DATA FLOW CONGESTION PREVENTION OR CONTROL : Flow control of data transmission through a network : Including signaling between network elements : Measurement of the average data flow rate)
Patent 5781533: Link buffer sharing method and apparatus
(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 5781534: Method and apparatus for determining characteristics of a path
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Path check : Having a dedicated test line or channel)
Patent 5781535: Implementation protocol for SHN-based algorithm restoration platform
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Path check : Having a dedicated test line or channel)
Patent 5781536: Allocation method and apparatus for reusing network resources in a wireless communication system
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Determination of communication parameters : Having dedicated test line or channel)
Patent 5781537: Setting up, taking down and maintaining connections in a communications network
(MULTIPLEX COMMUNICATIONS : NETWORK CONFIGURATION DETERMINATION : Determination of communication parameters)
Patent 5781538: Subscriber unit in a wireless personal communication system
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Rotary distributor)
Patent 5781539: Paging system capable of calling pagers of different bit rates without deterioration of an efficient use of radio channels
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Message addressed to multiple destinations : Having a plurality of contiguous regions served by respective fixed stations)
Patent 5781540: Device and method for communicating in a mobile satellite system
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Repeater : Airborne or space satellite repeater : Multiple access (e.g., FDMA) : Time division (TDMA) : Including cancellation of certain signals)
Patent 5781541: CDMA system having time-distributed transmission paths for multipath reception
(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 5781542: Information communication system using multi-code CDMA mode
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via code word channels using multiple access techniques (e.g., CDMA) : Channel assignment)
Patent 5781543: Power-efficient acquisition of a CDMA pilot signal
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via code word channels using multiple access techniques (e.g., CDMA) : Channel assignment)
Patent 5781544: Method for interleaving network traffic over serial lines
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Particular switching network arrangement)
Patent 5781545: Packet source exclusion method
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Particular switching network arrangement)
Patent 5781546: Route restrictions for deadlock free routing with increased bandwidth in a multi-stage cross point packet switch
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Particular switching network arrangement)
Patent 5781547: Router and method for use in a communication system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Combined circuit switching and packet switching : Synchronization)
Patent 5781549: Method and apparatus for switching data packets in a data network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Message transmitted using fixed length packets (e.g., ATM cells) : Centralized switching : Employing logical addressing for routing (e.g., VP or VC))
Patent 5781550: Transparent and secure network gateway
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Bridge or gateway between networks : Having central (e.g., common) storage)
Patent 5781551: Computer communications system with tree architecture and communications method
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Nodes interconnected in hierarchy to form a tree : Bridge between bus systems)
Patent 5781552: Automatic address setter capable of determining a network address of a host station
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Carrier sense multiple access (CSMA) : Arbitration for access between contending stations : With priority resolution)
Patent 5781553: Digital wireless private branch exchange system
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Details of circuit or interface for connecting user to the network)
Patent 5781554: Method and apparatus for communicating between nodes in a communications network
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Assembly or disassembly of messages having address headers : Transmission of a single message having multiple packets)
Patent 5781557: Memory test mode for wordline resistive defects
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Memory testing : Loop or ring configuration)
Patent 5781558: Diagnostic memory access
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Memory testing : Loop or ring configuration)
Patent 5781559: Testable 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 5781560: System testing device and method using JTAG circuit for testing high-package density printed circuit boards
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Scan path testing (e.g., level sensitive scan design (LSSD)) : Boundary scan : Bus or I/O channel device fault)
Patent 5781561: Encoding apparatus for hierarchically encoding image signal and decoding apparatus for decoding the image signal hierarchically encoded by the
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Including forward error correction capability)
Patent 5781562: Method, system and apparatus for efficiently generating binary numbers for testing storage devices
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital logic testing : Including test pattern generator : Clock or synchronization)
Patent 5781563: Substitute circuit for a plurality of functional units
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Determination of marginal operation limits)
Patent 5781564: Method and apparatus for detecting and concealing data errors in stored digital data
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Substitution of previous valid data : Clock or synchronization)
Patent 5781565: Data recording/reproducing method, data reproducing apparatus and recording medium
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Double encoding codes (e.g., product, concatenated) : Bus or I/O channel device fault)
Patent 5781566: Cyclic redundancy coder
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Code based on generator polynomial : Solid state memory)
Patent 5781567: Digital coding method and apparatus for the correction of burst errors
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Burst error correction : Cross-interleave Reed-Solomon code (CIRC))
Patent 5781568: Error detection and correction method and apparatus for computer memory
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward correction by block code : Memory access : Code word for plural n-bit (n>1) storage units (e.g., x4 DRAM's) : Error checking code)
Patent 5781569: Differential trellis decoding for convolutional codes
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Digital data error correction : Forward error correction by tree code (e.g., convolutional) : Viterbi decoding : Syndrome computed)
Patent 5781570: Error processing method of ADPCM voice transmission system and apparatus therefor
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : PULSE OR DATA ERROR HANDLING : Error/fault detection technique : Check character : Storage accessing (e.g., address parity check))
Patent 5781571: Optical parametric oscillator with porro prism cavity
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Nonlinear device : Plural Q-switches)
Patent 5781572: Optical wavelength stabilizing system
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Optical output stabilization)
Patent 5781573: High power solid state laser and method of increasing power using same
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Optical output stabilization)
Patent 5781574: Liquid circulation system for cooling a laser head
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Liquid coolant : Frequency)
Patent 5781575: Surface emitting laser device with a vertical cavity
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Monolithic integrated : Disordered region)
Patent 5781576: Semiconductor laser device and optical disk drive
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)
Patent 5781577: Semiconductor laser
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular current control structure : With saturable absorption layer)
Patent 5781578: Optical semiconductor device
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Monolithic integrated : Disordered region)
Patent 5781579: Microwave excited gas laser apparatus
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Gas : Discharge tube feature : Waveguide : Having lens)
Patent 5781580: Diode pumping module
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified cavity component : Reflector : Hollow electrode)
Patent 5781581: Induction heating and melting apparatus with superconductive coil and removable crucible
(INDUSTRIAL ELECTRIC HEATING FURNACES : INDUCTION FURNACE DEVICE : Coreless : Coil : Rod-like)
Patent 5781582: Frequency agile transceiver with multiple frequency synthesizers per transceiver
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Frequency hopping : End-to-end transmission system : Having specific code acquisition or tracking :)
Patent 5781583: Method and system for communication over multiple channels in a spread spectrum communication system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Transmitter : Having specific signaling for code synchronization)
Patent 5781584: Code acquisition and tracking circuit using switched matched filter and sliding correlators
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Correlation-type receiver :)
Patent 5781585: Arrangement for monitoring a two-wire bus line
(PULSE OR DIGITAL COMMUNICATIONS : TESTING : Modems (data sets))
Patent 5781586: Method and apparatus for encoding the information, method and apparatus for decoding the information and information recording medium
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Pulse code modulation : Associated signal processing)
Patent 5781587: Clock extraction circuit
(PULSE OR DIGITAL COMMUNICATIONS : MULTILEVEL : Synchronized : Duobinary)
Patent 5781588: FSK signal receiver
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Angle modulation : Frequency shift keying : Biphase (manchester code))
Patent 5781589: Digital slope detector and method
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Carrier controlling local generator)
Patent 5781590: Partial response maximum likelihood (PRML) signal processing apparatus
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Maximum likelihood decoder or viterbi decoder : Separate mark and space channels)
Patent 5781591: Digital method for detecting pulses of short duration and arrangement for implementing the method
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Locating predetermined portion of pulse : Separate mark and space channels)
Patent 5781592: Selective diversity system
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Interference or noise reduction : Diversity (frequency or time) : Separate mark and space channels)
Patent 5781593: Methods and apparatus for vocoder synchronization in mobile communication network
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : With electromagnetic relay or solenoid)
Patent 5781594: Data transfer circuit for use with a base unit or a handset of a telephone system
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : With electromagnetic relay or solenoid)
Patent 5781595: Voice transmitting apparatus and voice receiving apparatus using unique word patterns
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Synchronization failure prevention : Gating, blanking, etc.)
Patent 5781596: Desynchronising video information from synchronous network to a plesiochronous tributary with constant rate of change in the leak rate
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Start - stop)
Patent 5781597: Synchronous digital transmission system having justification circuit that counts frame bytes, calculates offsets, compares thresholds, and
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Elastic buffer : With asynchronous data)
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