Patents 5218445 - 5218697

 

 

Patent 5218445: System for focusing a television camera objective lens
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : Focus control : Using image signal : With dichroic layer or air gap between prism sections)

Patent 5218446: Relay unit optionally connected to a recording apparatus for adding a specific function thereto
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5218447: Method and apparatus for identifying the reproduction mode of a video tape recorder
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast reproducing : Including switching means and delay means)

Patent 5218448: Signal reproducing apparatus
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Recorder or reproducer fault condition compensation : Crosstalk : Color burst)

Patent 5218449: Nervous clock signal generator for video recorder
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Frequency modulation for recording on the same track : Comb filtering)

Patent 5218450: Apparatus for reproducing information from a recording medium in accordance with a search command
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast, slow, or stop reproducing : Track searching : Disc :)

Patent 5218451: Spindle servo control for electronic still camera
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Including television camera : Digital technique)

Patent 5218452: Electronic still-picture camera having field and frame record modes with a field mode default feature
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Including television camera : Selective mode (e.g., still or motion) : Crosstalk)

Patent 5218453: Optical disc access control apparatus
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Using disc : Optical : Crosstalk)

Patent 5218454: Apparatus for improved recording of signals having video and audio components
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : Multiplexing or demultiplexing : Plurality of audio channels :)

Patent 5218455: Multiresolution digital imagery photofinishing system
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Document filing and retrieval system : Composite image)

Patent 5218456: Disk bandwidth allocations to prioritize disk requests
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Facsimile memory monitoring : Composite image)

Patent 5218457: High speed, high resolution image processing system
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5218458: ASCII to ASCII transfer using FAX protocol
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5218459: Print scanner with soft key variable magnification
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Picture size conversion : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5218460: Method for pattern selection involving scaling-up circumscribed rectangles
(IMAGE ANALYSIS : PATTERN RECOGNITION : Region labeling (e.g., page description language))

Patent 5218461: Scanning optical apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Carrier wave modulation)

Patent 5218462: Image sensor module for handy-type image input apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Hand-held reader : Picture signal thresholding)

Patent 5218463: Straight-line optical path x-ray scanner which automatically adjusts scanning aperture size
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Facsimile transparency image scanning : Charge coupled device)

Patent 5218464: Electro-optical device
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Electrical excitation of liquid crystal (i.e., particular voltage pulses, AC vs. DC, threshold voltages, etc.) : With particular switching device : Transistor : Plural nonredundant transistors per pixel : With particular gate electrode structure)

Patent 5218465: Intelligent interconnects for broadband optical networking
(OPTICAL COMMUNICATIONS : DIAGNOSTIC TESTING : Fault detection : Switch : Using a secondary ring or loop)

Patent 5218466: Communication device with optical communication interface
(OPTICAL COMMUNICATIONS : OPTICAL TRANSCEIVER : Including optical fiber or waveguide : Including optical fiber or waveguide)

Patent 5218467: Multi-access laser communications transceiver system
(OPTICAL COMMUNICATIONS : OPTICAL COMMUNICATION OVER FREEE SPACE : Satellite system : Space to space : Feedback control)

Patent 5218468: Electro-optic device
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Opto-optical device)

Patent 5218469: Electrooptic TIR light modulator image bar having illumination conditions for optimizing spatial frequency response
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Electro-optic : Modulation of polarized light via modulating input signal : With particular electrode structure or arrangement, or medium mounting structure or arrangement : Liquid medium)

Patent 5218470: Stereoviewer including holder portions for inclining stereoscopic photographs
(OPTICAL: SYSTEMS AND ELEMENTS : STEREOSCOPIC : Stereo-viewers : Collapsible : Pictures offset, transposed or have respective right or left sides adjacent)

Patent 5218471: High-efficiency, multilevel, diffractive optical elements
(OPTICAL: SYSTEMS AND ELEMENTS : DIFFRACTION : From zone plate : With photographic media)

Patent 5218472: Optical interference structures incorporating porous films
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT INTERFERENCE : Produced by coating or lamina : Reflector : Laminated or layered)

Patent 5218473: Leakage-corrected linear variable filter
(OPTICAL: SYSTEMS AND ELEMENTS : LIGHT INTERFERENCE : Produced by coating or lamina : Selective wavelength transmission or reflection : Filter having four or more layers)

Patent 5218474: Video display terminal visor
(OPTICAL: SYSTEMS AND ELEMENTS : GLARE OR UNWANTED LIGHT REDUCTION : With reflection)

Patent 5218475: Attachment lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Selective magnification by exchanging or adding a lens component : To the front of a basic lens : In a variable media (e.g., gas, elastomer, etc.))

Patent 5218476: Zoom lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : To the rear of a basic lens)

Patent 5218477: Zoom lens system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Three groups : + - - + Arrangement)

Patent 5218478: Small-sized zoom lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Two groups : + - Arrangement : Having crossed axes)

Patent 5218479: Zoom lens fixing mechanism
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : Adjusting mechanism : Having cam device : Cam groove type : Auto focusing)

Patent 5218480: Retrofocus wide angle lens
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Reverse telephoto : With five or less components : Having curvilinear lens)

Patent 5218481: Optical inspection apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With viewed object or viewed field illumination : Magnifier : + - Arrangement)

Patent 5218482: Article with strap for magnifying fingernails and toenails
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With viewed object or viewed field illumination : Magnifier : + - Arrangement)

Patent 5218483: Objective lens moving apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens movable in its plane : Hand held)

Patent 5218484: Lens frame
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Lens mounts : Adjustable : With axial adjustment (e.g., adjustable focus, etc.) : With multiple element component)

Patent 5218485: Expanded dynamic range image digitizing apparatus
(OPTICAL: SYSTEMS AND ELEMENTS : ABSORPTION FILTER : With selective absorption or transparent overcoating)

Patent 5218486: Correction of long term drift and short term fluctuating corruption of a signal
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORDING OR REPRODUCING AN INFORMATION SIGNAL AND A CONTROL SIGNAL FOR CONTROLLING ELECTRONICS OF REPRODUCER : Time division)

Patent 5218487: Audio tape operation on a DAT data storage drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORDING OR REPRODUCING AN INFORMATION SIGNAL AND A CONTROL SIGNAL FOR CONTROLLING ELECTRONICS OF REPRODUCER : Time division)

Patent 5218488: Method and apparatus for producing write and erase magnetic field for disk drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL RECORDING OR REPRODUCING : Thermomagnetic recording or transducers : With incremental movement between record and head)

Patent 5218489: Auto tracking apparatus for video tape recorder
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Synchronizing moving-head moving-record recorders : Recording amplifier)

Patent 5218490: Tape tension servo-system for video tape recording and/or reproducing apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the record : Recording amplifier)

Patent 5218491: Disk drive apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : AUTOMATIC CONTROL OF A RECORDER MECHANISM : Controlling the record : Speed : Rotary carrier :)

Patent 5218492: Magnetic recording and/or reproducing apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD MOVING DURING TRANSDUCING : Tape record : Rotating head : Tape in container : Drum)

Patent 5218493: Magnetic recording apparatus including a magnetic head having a curved media-contact surface equal to the curvature of a rotatable drum
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Drum record : Disk seating)

Patent 5218494: Negative pressure air bearing slider having isolation channels with edge step
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : FLUID BEARING HEAD SUPPORT : Disk record : Air bearing slider detail : Air bearing surface detail : Negative pressure type : Varying width rail : Dithering)

Patent 5218495: Negative pressure air bearing slider with spoiler channels
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : FLUID BEARING HEAD SUPPORT : Disk record : Air bearing slider detail : Air bearing surface detail : Negative pressure type : Varying width rail : Dithering)

Patent 5218496: Magnetic disk drive with reduced disk-to-disk spacing and improved actuator design
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : For shifting head between tracks : Disk record : Arcuate head movement : E block detail : Detail of actuator arm supporting head suspension : Arm shape :)

Patent 5218497: Magnetic recording-reproducing apparatus and magnetoresistive head having two or more magnetoresistive films for use therewith
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Magnetoresistive (MR) reproducing head : Having multiple interconnected single film MR sensors (e.g., dual magnetoresistive sensor) : Plural actuators)

Patent 5218498: Composite read-while-write magnetic head assembly
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Magnetoresistive (MR) reproducing head : Having multiple independent MR sensors : Plural actuators)

Patent 5218499: Thin-film magnetic head for perpendicular magnetic recording having a magnetic member with grooves crossing at right angles formed in a
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head core : Laminated : Mounting detail)

Patent 5218500: Magnetic head having a single-crystal ferrite core
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head core : Laminated : Mounting detail)

Patent 5218501: Device for aligning magnetic tape to a read-write head
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD : Head accessory : Record guide : Tape record : Using conductor)

Patent 5218502: Tape cassette
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : Pressure element)

Patent 5218503: 31/2 inch removable cartridge for a disk drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : For disk : Disc record)

Patent 5218504: Disc-drive apparatus having function of preventing destruction of data
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : MISCELLANEOUS : Drum)

Patent 5218505: Superconductor coil system and method of operating the same
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Superconductor protective circuits : Shunt connected capacitors)

Patent 5218506: Protection of analog reference and bias voltage inputs
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific voltage responsive fault sensor : Overvoltage and undervoltage : With time delay protective means)

Patent 5218507: Overhead three-phase power line eliminating fringing electric and magnetic fields
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific transmission line (e.g., guarded) : With thermistor)

Patent 5218508: Electrical surge arrester/diverter
(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 5218509: Electrically operated control device and system for an appliance and method of operating the same
(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) : With capacitor charging or discharging through coil :)

Patent 5218510: Suspension packaging for static-sensitive products
(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 5218511: Inter-silicide capacitor
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Fixed capacitor : Solid dielectric : Plural dielectrics : Layered : With adjustment means)

Patent 5218512: Ferroelectric device
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : ELECTROSTATIC CAPACITORS : Fixed capacitor : Solid dielectric : Ceramic, glass, or oxide particles : Ceramic and glass)

Patent 5218513: Plenum for air-impingement cooling of electronic components
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Fluid : Disk drive support)

Patent 5218514: Compact high power personal computer with improved air cooling system
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Computer related support : CRT support)

Patent 5218515: Microchannel cooling of face down bonded chips
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Fluid : Disk drive support)

Patent 5218516: 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 : For printed circuit board : Plural : Circuit board mounted)

Patent 5218517: Translating wedge heat sink
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : Through support means : Heat sink : Details : With heat sink or cooling fins)

Patent 5218518: Rack mountable box shaped module with conical positioning elements
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Module : With printed circuit boards : Stacked)

Patent 5218519: Card cage system
(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 5218520: VSCF system with reduced DC link ripple
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : With means to introduce or eliminate frequency components : By electron tube rectifier and inverter)

Patent 5218521: Method and device for protecting an electrical converter circuit against overload
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Including automatic or integral protection means : For inverters : Transistor inverter : Single-ended type : Having current protection : Including short protection across a series-connected pair of transistors (e.g., shoot-through protection, etc.))

Patent 5218522: D.C. chopper regulating method and apparatus incorporating bilateral regulating voltage path
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Using semiconductor-type converter : In chopper converter systems : With discharge control means (e.g., grid))

Patent 5218523: Driver circuit for an inverter device with output voltage stabilization during start-up period
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Using semiconductor-type converter : In transistor inverter systems : Bridge type : With magnetic control means)

Patent 5218524: Optical disk apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Having particular optical element or particular placement thereof in radiation beam path to or from storage medium : Prism : Sectioned element)

Patent 5218525: Method and apparatus for partially running a sequence program for debugging thereof
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Sequential or selective : Sequence program response : Diagnostics or debugging : Clock-calendar (e.g., time of day))

Patent 5218526: Optimization of process/property/compositional parameters
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Optimization or adaptive control : Specific criteria of system performance : Having adjustment of model (e.g., update))

Patent 5218527: Electronic cash register system with transmission means to transmit cooking initiation instructions to a kitchen at suitable times for
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Restaurant or bar : Job performance analysis)

Patent 5218528: Automated voting system
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Voting or election arrangement : Job performance analysis)

Patent 5218529: Neural network system and methods for analysis of organic materials and structures using spectral data
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Chemical analysis : Molecular structure or composition determination : Using radiant energy : Fluid flow investigation)

Patent 5218530: Method of displaying and analyzing nonlinear, dynamic brain signals
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Waveform analysis : Local neighborhood operations (e.g., 3x3 kernel, window, or matrix operator))

Patent 5218531: NMR spectroscopic analyzing method
(ELECTRICITY: MEASURING AND TESTING : PARTICLE PRECESSION RESONANCE : Using a nuclear resonance spectrometer system : To obtain localized resonance within a sample :)

Patent 5218532: Method and system for acquiring MR data in MRI
(SURGERY : DIAGNOSTIC TESTING : Detecting nuclear, electromagnetic, or ultrasonic radiation : Magnetic resonance imaging or spectroscopy : Disposable or sterilizable eye contacting structure)

Patent 5218533: Stable interruptible filter for dual beam computed tomography
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography : Plural sources :)

Patent 5218534: Method of computation and processing of the image in conical projection, of a sampled three-dimensional object
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : X-ray film analysis (e.g., radiography) : With a prism)

Patent 5218535: Method and apparatus for data acquisition
(EDUCATION AND DEMONSTRATION : QUESTION OR PROBLEM ELICITING RESPONSE : Cathode ray screen display included in examining means : With code on audio carrier for controlling operation of apparatus)

Patent 5218536: Electronic spelling machine having ordered candidate words
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Edit, composition, or storage control : Text : Spell Check :)

Patent 5218537: System and method for using a computer to generate and teach grammar lessons
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : LINGUISTICS :)

Patent 5218538: High efficiency input processing apparatus for alphabetic writings
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Edit, composition, or storage control : Text : Input of abbreviated word form :)

Patent 5218539: Forms processor with controlled remote revision
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Edit, composition, or storage control : Text : Horizontal spacing)

Patent 5218540: Method of controlling continuously variable transmission in combination with engine throttle control
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Transmission control : Adaptive control : Feedback control (e.g., closed loop) : Inner/outer loop)

Patent 5218541: Automatic transmission control system responsive to road surface conditions
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Transmission control : Responsive to road, external, or ambient condition : Responsive to faulty sensor)

Patent 5218542: Control system for unmanned carrier vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Automatic route guidance vehicle : Artificial intelligence (e.g., fuzzy logic) : Modification or correction of route information)

Patent 5218543: Digital movement recording apparatus with reduced memory consumption
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle diagnosis or maintenance indication : With data recording device : Modification or correction of route information)

Patent 5218544: Constant-speed driving control device for motor vehicles
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Indication or control of braking, acceleration, or deceleration : Vehicle speed control (e.g., cruise control) : Fail-safe system : By transmission shifting control)

Patent 5218545: Suspension apparatus of automotive vehicle with control system having a variable time constant
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Suspension control : Modification or correction of route information)

Patent 5218546: Frequency shaping method for minimizing impact harshness of suspension system
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Suspension control : Modification or correction of route information)

Patent 5218547: Universal memory loader verifier
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Aeronautical vehicle : Flight condition indicating system : Spacecraft or satellite)

Patent 5218548: Method for displaying a figure on a cathode ray tube of a numerical control system
(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 : Machining path display : Tool/workpiece interference prevention)

Patent 5218549: Axis control system for numerical control apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Digital positioning technique : Interpolation : Tool/workpiece interference prevention)

Patent 5218550: Apparatus for aligning a robot and a processing machine
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Digital positioning technique : Alignment of tool or workpiece (e.g., origin or path return) : Repeated machining passes)

Patent 5218551: Timing driven placement
(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 5218552: Control apparatus for use in a dwelling
(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 5218553: Method for determining concentrations by means of atomic emission spectroscopy
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Chemical analysis : Quantitative determination (e.g., mass, concentration, density) : Velocity of seismic wave)

Patent 5218554: Fluid detection system with solid state inputs
(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 5218555: Method for judging a color difference using rules fuzzy inference and apparatus therefor
(IMAGE ANALYSIS : LEARNING SYSTEMS : Neural networks : Tool, workpiece, or mechanical component inspection)

Patent 5218556: Steering pivot axis orientation measurement apparatus and method
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Mechanical control system : Balancing or alignment : Specific thermally responsive controller)

Patent 5218557: Expert system for assisting in the design of a complex system
(DATA PROCESSING: DESIGN AND ANALYSIS OF CIRCUIT OR SEMICONDUCTOR MASK : CIRCUIT DESIGN :)

Patent 5218558: Output circuit of a charge-coupled device
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL HYBRID CALCULATING COMPUTER : Particular function performed : Correlation, convolution, or transformation :)

Patent 5218559: Pseudo-random generator
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Random number generation : More than two operands)

Patent 5218560: Circuit for controlling tap gains at rapid speed in an adaptive filter
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Adaptive : Tone detection)

Patent 5218561: Fast calculation apparatus for carrying out a forward and an inverse transform
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Transform : Adaptive)

Patent 5218562: Hamming data correlator having selectable word-length
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Correlation : Cyclic/circular)

Patent 5218563: Data round-off device for rounding-off m-bit digital data into (m-n)-bit digital data
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Compensation for finite word length : Round off or truncation : Sticky bit)

Patent 5218564: Layout efficient 32-bit shifter/register with 16-bit interface
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Sum of products generation : Overflow or underflow)

Patent 5218565: Method and a circuit for encoding a digital signal to determine the scalar product of two vectors, and corresponding DCT processing
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Sum of products generation : Overflow or underflow)

Patent 5218566: Dynamic adjusting reference voltage for ferroelectric circuits
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Ferroelectric : Same size apertures)

Patent 5218567: Match detection circuit for cache memory apparatus
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Semiconductive : Bioplar and FET : Biax)

Patent 5218568: Electrically-erasable, electrically-programmable read-only memory cell, an array of such cells and methods for making and using the same
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Tunnel programming : Verify signal)

Patent 5218569: Electrically alterable non-volatile memory with n-bits per memory cell
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Reference signal (e.g., dummy cell) : Sensing circuitry (e.g., current mirror) :)

Patent 5218570: Sense circuit for reading data stored in nonvolatile memory cells
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Reference signal (e.g., dummy cell) : Sensing circuitry (e.g., current mirror) :)

Patent 5218571: EPROM source bias circuit with compensation for processing characteristics
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular biasing : Logic connection (e.g., NAND string))

Patent 5218572: Semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5218573: Well perforation inspection
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Well logging : Amplitude measurement : Frequency dependent determination :)

Patent 5218574: Electrical firing circuit
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : RECEIVER CIRCUITRY : Responsive to intruder energy : Addition or subtraction)

Patent 5218575: Acoustic transducer
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Animal control)

Patent 5218576: Underwater transducer
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Liquid filled transducer : Pressure compensating means)

Patent 5218577: Wristwatch radiotelephone
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : COMBINED WITH DISPARATE DEVICE : Electrical device)

Patent 5218578: Display device in or for use in a timepiece
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : WITH CALENDAR INDICATOR : Movable ring or disk : Movable ring or disk)

Patent 5218579: Numerical value setting device
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : REGULATING MEANS : For setting : By electrical device actuation : By thermal compensation)

Patent 5218580: User management system for musical accompaniment playing apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : COMBINED INDEPENDENT AUDIO SYSTEMS : Changeover between audio systems :)

Patent 5218581: Magneto-optical recording medium and method for reproducing signal using an external magnetic field from such a medium
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Specific detail of recording medium : Specific detail of layer (e.g., bias or initializing layers, etc.) : Plural magnetic layers (e.g., recording and reproducing layers) : Three or more magnetic layers (e.g., recording, intermediate, and reproducing layers, etc.) :)

Patent 5218582: Magneto-optic readout using a polarization-preserving optical guide
(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 5218583: Apparatus for successively treating optical cards
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : INFORMATION LOCATION OR REMOTE OPERATOR ACTUATED CONTROL : Selective addressing of storage medium (e.g., programmed access) : Of optical storage medium : Plural optical storage media in disc changer : Plural media are unprotected (i.e., discs that are not in cartridges) : Stocker or internal magazine is adjustable or movable : Movable drive)

Patent 5218584: Integrated optical head structure
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Solid state optical element with plural dissimilar optical components (e.g., using I.C. block, etc.) : Scanning turntable)

Patent 5218585: Phase shifting feedback control in an optical disk drive
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Optical head servo system structure : Scanning turntable)

Patent 5218586: Optical recording and reproducing apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Optical head servo system structure : Scanning turntable)

Patent 5218587: Magnetic optical recording/reproducing apparatus
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Optical head servo system structure : Elastic, flexible, pliant or spring support of lens or mirror : Flat flexible support (e.g., parallel leaf spring, etc.) : Having particular mechanism or slot for transferring disc into changer from outside)

Patent 5218588: Focus offset correction method
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Initialization/start-up or changing modes of system : Structure for shaping beam or causing astigmatic condition)

Patent 5218589: Defect detecting method
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : WITH SERVO POSITIONING OF TRANSDUCER ASSEMBLY OVER TRACK COMBINED WITH INFORMATION SIGNAL PROCESSING : Optical servo system : Sampling servo system : Recording (e.g., inhibit recording upon defect, etc.))

Patent 5218590: Optical disk apparatus having improved recording capacity
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONTROL OF STORAGE OR RETRIEVAL OPERATION BY A CONTROL SIGNAL TO BE RECORDED OR REPRODUCED : For editing : Arithmetic operation using plural photodetectors)

Patent 5218591: Optical disk apparatus for shaping pits recorded on an optical disk
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONDITION INDICATING, MONITORING, OR TESTING : Including radiation storage or retrieval : Of storage or retrieval information signal : Transduced location indicating)

Patent 5218592: Disc player
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Tray or drawer loading or ejecting : Multiple media loading : Pivotable chassis mounted turntable or pickup)

Patent 5218593: Disk loading apparatus
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Tray or drawer loading or ejecting : Single multi-purpose driving source : Pivotable chassis mounted turntable or pickup)

Patent 5218594: Recording medium with an optical waveguide and player for playing the same
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Tracks transverse to a motion component)

Patent 5218595: Device for reading oblong segments of an advancing storage medium
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Having particular optical element or particular placement thereof in radiation beam path to or from storage medium : Mirror : Sectioned element)

Patent 5218596: Optical disc apparatus having a particular lasar source orientation
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : Having particular optical element or particular placement thereof in radiation beam path to or from storage medium : Particular lens : Plural distinct lenses : Prism, mirror, or waveguide section)

Patent 5218597: Optical reading and writing device
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Radiation beam modification of or by storage medium : With detail, configuration, or adjunct of element having slit or aperture in radiation path : With driving or stabilizing mechanism)

Patent 5218598: Disc driving apparatus with magnetic means for preventing axial movement
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : DYNAMIC MECHANISM OPTICAL SUBSYSTEM : Optical storage medium support (i.e., turntable or spindle motor) : Spindle motor exterior structure : Dampening : Dampening or resonance suppression)

Patent 5218599: Method of recording and reproduction of information using a recording medium available for information overlap recording, a recording medium
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Audio signal : On a different substrate of the recording medium : Plurality of audio channels)

Patent 5218600: Process for networking computers and/or computer networks and networking systems
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative switch or inoperative element of a switching system : Walsh functions)

Patent 5218601: Method for searching for alternate path in communication network
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative channel : Spare channel : Using a spare channel)

Patent 5218602: Interprocessor switching network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Replicate messages for multiple destination distribution : Multistage switch)

Patent 5218603: Node unit and communications method for local area network
(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 5218604: Dual-hubbed arrangement to provide a protected ring interconnection
(MULTIPLEX COMMUNICATIONS : FAULT RECOVERY : Bypass an inoperative station : In a ring or loop network : Using a secondary ring or loop :)

Patent 5218605: Software modules for testing computer hardware and software
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault locating (i.e., diagnosis or testing) : Output recording (e.g., signature or trace) : Peripheral device component fault)

Patent 5218606: Current-spare switching control system
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault recovery : By masking or reconfiguration : Of processor : Concurrent, redundantly operating processors : Reconfiguration (e.g., adding a replacement storage component))

Patent 5218607: Computer having a resume function and operable on an internal power source
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault recovery : State recovery (i.e., process or data file) : With power supply status monitoring : Reexecuting single instruction or bus cycle)

Patent 5218608: Optical fiber amplifier
(COHERENT LIGHT GENERATORS : OPTICAL FIBER LASER :)

Patent 5218609: Solid laser oscillator
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Tuning : Plural Q-switches)

Patent 5218610: Tunable solid state laser
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Tuning : Plural Q-switches)

Patent 5218611: Laser diode system having an air-tight interconnecting solid state wave-guide means for transmitting light
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Heat sink : Frequency)

Patent 5218612: Simplified combination laser diode protective circuit
(COHERENT LIGHT GENERATORS : PARTICULAR COMPONENT CIRCUITRY : Having noise suppression circuitry : Frequency)

Patent 5218613: Visible diode laser
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5218614: Semiconductor laser device
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular current control structure : With saturable absorption layer)

Patent 5218615: Furnace lining and lining brick therefor with improved heat absorbing characteristics
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Furnace body detail : With power regulation)

Patent 5218616: Telephone line tester
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Testing of subscriber loop or terminal : Terminal arrangement to enable remote testing (e.g., testing interface) : Metallic loop testing : Pair gain test controller)

Patent 5218617: Apparatus for feeding iron-bearing materials to metallurgical furnaces
(SPECIALIZED METALLURGICAL PROCESSES, COMPOSITIONS FOR USE THEREIN, CONSOLIDATED METAL POWDER COMPOSITIONS, AND LOOSE METAL PARTICULATE MIXTURES : PROCESSES : Electrothermic processes (e.g., microwave, induction, resistance, electric arc, plasma, etc.) : Melting or holding melt : Producing or treating Iron(Fe) or Iron alloy : Producing or treating Iron(Fe) or Iron alloy)

Patent 5218618: Cellular telephone service using spread spectrum transmission
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM :)

Patent 5218619: CDMA subtractive demodulation
(MULTIPLEX COMMUNICATIONS : GENERALIZED ORTHOGONAL OR SPECIAL MATHEMATICAL TECHNIQUES : Particular set of orthogonal functions : Walsh functions :)

Patent 5218620: Spread spectrum communication device
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : End-to-end transmission system : Having correlation-type receiver :)

Patent 5218621: Adaptive digital equalization filter
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Adaptive : Matched-filter-type receiver)

Patent 5218622: System of encoding digital signals intended for transmission and/or storage and a corresponding decoding system
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Automatic)

Patent 5218623: Method and apparatus for specifying slice planes in X-ray computed tomography
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography :)

Patent 5218624: Radiography
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography : Nonrotating source or detector :)

Patent 5218625: Method for the automatic determination of the exposure time of a radiographic film and system of implementation thereof
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : ELECTRONIC CIRCUIT : Exposure timer : Dose responsive : Thickness or density analysis)

Patent 5218626: Solid state photo sensor with adjustable viewing means
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : ELECTRONIC CIRCUIT : With display or signaling : Televison : With solid-state image detector : Plural diverse X-ray analysis)

Patent 5218627: Decentralized video telecommunication system
(TELEVISION : TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) : Switching : Motion image conferencing)

Patent 5218628: Radio communication apparatus with means for requesting and displaying status of wired line
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Including private cordless extension system : Specific paging technique)

Patent 5218629: Communication system for message display onboard mass transit vehicles
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Message storage or retrieval : Privacy, lock-out, or authentication)

Patent 5218630: Method for channel utilization in extended spectrum communication systems
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Channel allocation : Hierarchical cell structure)

Patent 5218631: Telephonic-interface game control system
(AMUSEMENT DEVICES: GAMES : INCLUDING MEANS FOR PROCESSING ELECTRONIC DATA (E.G., COMPUTER/VIDEO GAME, ETC.) : With communication link (e.g., television broadcast, etc.) : Telephonic (e.g., modem, etc.) : Pivotally-translatable handle (e.g., joystick, etc.))

Patent 5218632: Flexible call detail recording system
(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 recognition and selection)

Patent 5218633: Enhanced access to telecommunications network
(TELEPHONIC COMMUNICATIONS : WITH CHECK OPERATED CONTROL (E.G., PAYSTATION) : Other than coin : Card reader : Mechanical register)

Patent 5218634: Ringer assembly
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Signal reception at substation : Incoming call alerting : Distinctive or selective alerting : Personal computer memory card (PCMCIA))

Patent 5218635: Low-frequency alternating current signal detector, in particular for central office line interface circuits
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Signal receiver (e.g., tone decoder) : Relayless)

Patent 5218636: Dial pulse digit detector
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Signal receiver (e.g., tone decoder) : Relayless)

Patent 5218637: Method of transferring a secret, by the exchange of two certificates between two microcomputers which establish reciprocal authorization
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : MULTIPLE COMPUTER COMMUNICATION USING CRYPTOGRAPHY : Particular communication authentication technique : Intelligent token : Pre-loaded with certificate :)

Patent 5218638: Encipher method and decipher method
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Record or coin controlled : Including key on record :)

Patent 5218639: Method and apparatus for changing bit rate of digitized analog
(CRYPTOGRAPHY : COMMUNICATION SYSTEM USING CRYPTOGRAPHY : Wireless communication : Using plural paths or channels : Plural carrier frequencies :)

Patent 5218640: Voice recording and reproducing apparatus
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Storage or retrieval of data)

Patent 5218641: Wireless receiver
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ONE-WAY AUDIO SIGNAL PROGRAM DISTRIBUTION : Near field : Tonal noise or particular frequency or band)

Patent 5218642: Feedback noise-eliminating microphone circuit
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ONE-WAY AUDIO SIGNAL PROGRAM DISTRIBUTION : Public address system : Feedback suppression : Device for manipulation)

Patent 5218643: Audio system for vehicle
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : VEHICLE : Public address system)

Patent 5218644: Device for recognizing latent information
(IMAGE ANALYSIS : APPLICATIONS : Personnel identification (e.g., biometrics) : Using a fingerprint : Sensing geometrical properties)

Patent 5218645: Method and apparatus for separating cell objects for analysis
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : Cell analysis, classification, or counting : With a prism)

Patent 5218646: Classification procedure implemented in a hierarchical neural network, and hierarchical neural network
(IMAGE ANALYSIS : LEARNING SYSTEMS : Neural networks : Network structures : Alignment, registration, or position determination)

Patent 5218647: Method to convert between 2 color space on a 32 bit .mu.-processor
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Compression of color images : Alphanumerics)

Patent 5218648: Constellation matching system and method
(IMAGE ANALYSIS : APPLICATIONS : Target tracking or detecting : ZIP code)

Patent 5218649: Image enhancement system
(IMAGE ANALYSIS : IMAGE SEGMENTATION : Region labeling (e.g., page description language) : Segmenting hand-printed characters)

Patent 5218650: Quantization method for use in image compression
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Quantization : Discrete cosine or sine transform)

Patent 5218651: Optical fibre incorporating a variable internal Bragg grating and its applications
(OPTICAL WAVEGUIDES : DIRECTIONAL OPTICAL MODULATION WITHIN AN OPTICAL WAVEGUIDE : Electro-optic)

Patent 5218652: Depolarizer for electromagnetic radiation
(OPTICAL WAVEGUIDES : POLARIZATION WITHOUT MODULATION : Electro-optic)

Patent 5218653: Polarization converter with apodized acoustic waveguide
(OPTICAL WAVEGUIDES : POLARIZATION WITHOUT MODULATION : Electro-optic)

Patent 5218654: Grin rod lens optical backplane bus
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Plural (e.g., data bus) : Single pole single throw)

Patent 5218655: Article comprising an optical waveguide with in-line refractive index grating
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : End fire)

Patent 5218656: Optical fiber probe for attentuated total reflectance measurements
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Multiport coupler using reflective surface : Directional coupler)

Patent 5218657: Optical fiber connecting ferrule including flexible intermediate section
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Structure surrounding optical fiber-to-fiber connection : With additional structure at or immediately surrounding each optical fiber end face : With additional structure rearward of fiber joint to secure additional cable layers)

Patent 5218658: Lightweight submarine optical cable
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : Tightly confined (i.e., fiber tightly held inside the outer sheath) : With armoring : Sealed from environment)

Patent 5218659: Optical communications cable
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : Loose tube type : Compartmentalized : Prestressed)

Patent 5218660: Illumination device
(OPTICAL WAVEGUIDES : OPTICAL FIBER BUNDLE : Imaging (i.e., with coherent fiber structure and includes shaping, enhancing, and correcting) : With strength member)

Patent 5218661: Device for doubling the frequency of a light wave
(OPTICAL WAVEGUIDES : HAVING NONLINEAR PROPERTY : Transition between geometric shapes)

Patent 5218662: Fiber-optic cable system and method for dispersion compensation at nodes between end points
(OPTICAL WAVEGUIDES : OPTICAL FIBER WAVEGUIDE WITH CLADDING : Transition between geometric shapes)

Patent 5218663: Optical waveguide device and method for connecting optical waveguide and optical fiber using the optical waveguide device
(OPTICAL WAVEGUIDES : PLANAR OPTICAL WAVEGUIDE : Utilizing multiple core or cladding)

Patent 5218664: Splice closure with lifting handles
(OPTICAL WAVEGUIDES : ACCESSORIES : Splice box and surplus fiber storage/trays/organizers/ carriers : Channel waveguide)

Patent 5218665: Double core, active fiber optical amplifier having a wide band signal wavelength
(OPTICAL WAVEGUIDES : HAVING PARTICULAR OPTICAL CHARACTERISTIC MODIFYING CHEMICAL COMPOSITION : Of waveguide core : Fiber holder (i.e., for single fiber or holding multiple single fibers together))

Patent 5218666: Light operated mechanical actuator
(OPTICAL WAVEGUIDES : MISCELLANEOUS : Of waveguide cladding)

Patent 5218667: Low-wattage electric displacement water heating apparatus
(ELECTRIC RESISTANCE HEATING DEVICES : : Tank or container type liquid heater : Pour-in displacement discharge type tank : With heat radiating panel)

Patent 5218668: Keyword recognition system and method using template concantenation model
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Dictionary building, modification, or prioritization)

Patent 5218669: VLSI hardware implemented rule-based expert system apparatus and method
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : KNOWLEDGE PROCESSING SYSTEM : Knowledge representation and reasoning technique : Ruled-based reasoning system : Digital neuron processor)

Patent 5218670: Apparatus and methods for the handling of banded frame buffer overflows
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Memory : Engraving or perforating material to form a printing surface (e.g., printing plate, cylinder, or stencil))

Patent 5218671: Image color correction system and method
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Attributes (surface detail or characteristic, display attributes) : Color or intensity : Color selection : Expert system or AI :)

Patent 5218672: Offline editing system with user interface for controlling edit list generation
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHIC PROCESSING SYSTEM : Mechanical control (e.g., rotatable knob, slider))

Patent 5218673: Information processing system
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS DISPLAY MEMORY SYSTEM : Plural storage devices : Memory arbitration)

Patent 5218674: Hardware bit block transfer operator in a graphics rendering processor
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS DISPLAY MEMORY SYSTEM : Logical operations : Bit block transfer : Multiple planes)

Patent 5218675: Information display system suitable for compact electronic appliances having different display sizes
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS DISPLAY MEMORY SYSTEM : Frame buffer : Character memory : Multiple planes)

Patent 5218676: Dynamic routing system for a multinode communications network
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER-TO-COMPUTER DATA ROUTING : Prioritized data routing : Congestion avoiding)

Patent 5218677: Computer system high speed link method and means
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING : Input/Output data buffering : Accessing via a multiplexer)

Patent 5218678: System and method for atomic access to an input/output device with direct memory access
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING : Input/Output command process : Address data transfer)

Patent 5218679: Programmable controller with input/output signal converting circuit for variably setting a number of inputs and/or outputs
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING : Peripheral monitoring : Characteristic discrimination :)

Patent 5218680: Data link controller with autonomous in tandem pipeline circuit elements relative to network channels for transferring multitasking data in
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : MULTICOMPUTER DATA TRANSFERRING VIA SHARED MEMORY : Partitioned shared memory :)

Patent 5218681: Apparatus for controlling access to a data bus
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Bus expansion or extension : Application-specific peripheral adapting)

Patent 5218682: Two-way handshake circuit and method for communication between processors
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Protocol : Docking station)

Patent 5218683: Method and apparatus for concealing the enablement of a device by modifying a status word
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Protocol : Docking station)

Patent 5218684: Memory configuration system
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : ADDRESS FORMATION : Incrementing, decrementing, or shifting circuitry : Sequential addresses generation)

Patent 5218685: System for write once read many optical storage devices to appear rewritable
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Control technique : Entry replacement strategy : Least recently used (LRU) : Snooping)

Patent 5218686: Combined synchronous and asynchronous memory controller
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Virtual machine memory addressing)

Patent 5218687: Method and apparatus for fast memory access in a computer system
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Hierarchical memories : Caching : Associative : Cross-interrogating)

Patent 5218688: Data processing system with memory-access priority control
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Shared memory area : Prioritized access regulation : Coherency)

Patent 5218689: Single disk emulation interface for an array of asynchronously operating disk drives
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : STORAGE ACCESSING AND CONTROL : Specific memory composition : Accessing dynamic storage device : Direct access storage device (DASD) : Arrayed (e.g., RAIDs) :)

Patent 5218690: VME-MULTIBUS II interface adapter for protocol conversion and for monitoring and discriminating accesses on the MULTIBUS II system bus
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Bus interface architecture : Bus bridge : Different protocol (e.g., PCI to ISA) : Physical position bus prioritization)

Patent 5218691: Disk emulation system
(DATA PROCESSING: STRUCTURAL DESIGN, MODELING, SIMULATION, AND EMULATION : EMULATION : Of peripheral device : Including logic)

Patent 5218692: Digital pulse timing parameter measuring device
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : CLOCK CONTROL OF DATA PROCESSING SYSTEM, COMPONENT, OR DATA TRANSMISSION : Correction for skew, phase, or rate)

Patent 5218693: Timer unit and data processing apparatus including the same
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : CLOCK, PULSE, OR TIMING SIGNAL GENERATION OR ANALYSIS : Counting, scheduling, or event timing : By shutdown of only part of system)

Patent 5218694: Dual selection system for reference frequency for use in a clock
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: SUPPORT : CLOCK, PULSE, OR TIMING SIGNAL GENERATION OR ANALYSIS : Multiple or variable intervals or frequencies : By shutdown of only part of system)

Patent 5218695: File server system having high-speed write execution
(DATA PROCESSING: DATABASE AND FILE MANAGEMENT OR DATA STRUCTURES : FILE OR DATABASE MAINTENANCE : File allocation : Archiving or backup)

Patent 5218696: Method for dynamically expanding and rapidly accessing file directories
(DATA PROCESSING: DATABASE AND FILE MANAGEMENT OR DATA STRUCTURES : DATABASE OR FILE ACCESSING :)

Patent 5218697: Method and system for networking computers having varying file architectures
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : COMPUTER-TO-COMPUTER PROTOCOL IMPLEMENTING : Network resources access controlling)

 

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