Patents 6137786 - 6138038
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Patent 6137786: CDMA communication system and method
(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 6137787: Method and apparatus for resource assignment in a wireless communication system
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Having a plurality of contiguous regions served by respective fixed stations : Channel assignment : Combining or distributing information via time channels : Multiple access (e.g., TDMA) : Using multiple antennas at a station)
Patent 6137788: CDMA demodulating apparatus
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via code word channels using multiple access techniques (e.g., CDMA) : Channel assignment)
Patent 6137789: Mobile station employing selective discontinuous transmission for high speed data services in CDMA multi-channel reverse link configuration
(MULTIPLEX COMMUNICATIONS : COMMUNICATION OVER FREE SPACE : Combining or distributing information via code word channels using multiple access techniques (e.g., CDMA) : Channel assignment)
Patent 6137790: Control architecture for a homogeneous routing structure
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Combining or distributing information via time channels)
Patent 6137791: Communicating packet data with a mobile station roaming within an incompatible mobile network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Combined circuit switching and packet switching : Synchronization)
Patent 6137792: Method and apparatus for enabling transmission of data packets over a bypass circuit-switched public telephone connection
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Combined circuit switching and packet switching : Switching network having separate elements to handle circuit switched traffic and packet switched traffic : Channel reservation scheme)
Patent 6137793: Reverse path multiplexer for use in high speed data transmissions
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Through a circuit switch : Switching control : Channel reservation scheme)
Patent 6137794: Audio-visual projector control apparatus allowing selection among multiple input devices
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Through a circuit switch : Switching control : Channel reservation scheme)
Patent 6137795: Cell switching method and cell exchange system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Through a circuit switch : Switching control : Time switch, per se (e.g., T or T-T) : Having details of control storage arrangement)
Patent 6137796: Packet non-replicating comparator device for digital simulcast packet distribution
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Particular switching network arrangement)
Patent 6137797: Process definition for source route switching
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Processing of address header for routing, per se : Multistage switch)
Patent 6137798: Connectionless network for routing cells with connectionless address, VPI and packet-identifying VCI
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Processing of address header for routing, per se : Multistage switch)
Patent 6137799: Process for transferring data packets between emulated LANs
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Message transmitted using fixed length packets (e.g., ATM cells) : Multiprotocol network : Emulated LAN (LANE/ELAN/VLAN, e.g., Ethernet or token ring legacy LAN over a single ATM network/LAN) : Based on service category (e.g., CBR, VBR, UBR, or ABR))
Patent 6137800: System and method for connecting a call
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Message transmitted using fixed length packets (e.g., ATM cells) : Multiprotocol network : Utilizing a plurality of ATM networks (e.g., MPOA, SONET, or SDH) : Based on service category (e.g., CBR, VBR, UBR, or ABR))
Patent 6137801: Telecommunication switching system administrative and management tools
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Having detail of switch memory reading/writing)
Patent 6137802: Automatic media switching apparatus and method
(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 6137803: Communication system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Bridge or gateway between networks : Bridge between bus systems : At least one bus is a ring network :)
Patent 6137804: System and method for automatic retry of transmit, independent of a host processor, after an underrun occurs in a LAN
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Having a signaling feature : Bridge between bus systems)
Patent 6137805: Method and apparatus to remotely configure a data processing system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Store and forward : Space switching)
Patent 6137806: Intelligent network with alternate routing of signalling messages, and method of operating such network
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Store and forward : Space switching)
Patent 6137807: Dual bank queue memory and queue control system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Store and forward : Particular storing and queuing arrangement : Having a signaling feature)
Patent 6137808: Receiver for receiving text-based multiplex broadcasts
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via frequency channels : Subscriber carrier : Program distribution : On ring or loop)
Patent 6137809: Quantization noise compensator apparatus and method
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Synchronizing : Bus extenders)
Patent 6137810: Telecommunication method and system
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Synchronizing : Using synchronization information contained in a frame : Transmission time into time slots adjusted based upon propagation delay time)
Patent 6137811: System for conditioning an electron beam for improved free-electron laser operation
(COHERENT LIGHT GENERATORS : FREE ELECTRON LASER :)
Patent 6137812: Multiple cavity fiber fabry-perot lasers
(COHERENT LIGHT GENERATORS : OPTICAL FIBER LASER :)
Patent 6137813: Yb-doped fiber laser operating near EDFA absorption band
(COHERENT LIGHT GENERATORS : OPTICAL FIBER LASER :)
Patent 6137814: Light emitting device having an integrated component including at least one laser section and at least one modulation section
(COHERENT LIGHT GENERATORS : PARTICULAR OPERATING COMPENSATION MEANS : Optical output stabilization)
Patent 6137815: Semiconductor laser
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Heat sink : Frequency)
Patent 6137816: Power source control apparatus for laser diode
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Having particular beam control circuit component : Power supply : Rotating prism)
Patent 6137817: Quantum cascade laser
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)
Patent 6137818: Excitation of gas slab lasers
(COHERENT LIGHT GENERATORS : PARTICULAR PUMPING MEANS : Electrical : Excited phosphor)
Patent 6137819: Optoelectronic semiconductor device
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Distributed feedback : Having a ring configuration)
Patent 6137820: Optically pumped laser
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified output coupling device : Polarizer)
Patent 6137821: Durable etalon based output coupler
(COHERENT LIGHT GENERATORS : PARTICULAR RESONANT CAVITY : Specified output coupling device : Polarizer)
Patent 6137822: Direct current arc furnace and a method for melting or heating raw material or molten material
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Furnace body detail : Hearth or crucible : With arc deflection means)
Patent 6137823: Bi-metal panel for electric arc furnace
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Furnace body detail : Sidewall : With cooling : With heating between chambers)
Patent 6137824: Method for estimating signal and noise quality, and a receiver
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM :)
Patent 6137825: Communication system, transmitter and receiver
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM :)
Patent 6137826: Dual-mode modulation systems and methods including oversampling of narrow bandwidth signals
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Transmitter : Having specific signaling for code synchronization)
Patent 6137827: Isolation system with digital communication across a capacitive barrier
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Muting circuit and squelch)
Patent 6137828: Radio remote interface for modulating/demodulating data in a digital communication system
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Muting circuit and squelch)
Patent 6137829: System and method for transmitting special marker symbols
(PULSE OR DIGITAL COMMUNICATIONS : TRANSCEIVERS : Modems (data sets) : Phase locked loop)
Patent 6137830: Measuring bit error rate performance of a receiver by the receiver and conveying measurement acoustically
(PULSE OR DIGITAL COMMUNICATIONS : TESTING : Modems (data sets))
Patent 6137831: Method and apparatus for reducing receiver imposed distortion
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : With indicator)
Patent 6137832: Adaptive equalizer
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Adaptive : Matched-filter-type receiver)
Patent 6137833: Programmable transmitter baseband equalizer
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Adaptive : Fractionally spaced equalizer : Having SAW or charge-transfer device)
Patent 6137834: Method and apparatus for splicing compressed information streams
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Automatic)
Patent 6137835: Picture coding apparatus using orthogonal transforms
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Automatic)
Patent 6137836: Communication of pictorial data by encoded primitive component pictures
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Feature based : Feed back)
Patent 6137837: Motion estimation for digital video with reduced number of search window pixels
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Motion vector : Subband coding)
Patent 6137838: Video encoding apparatus and method
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Associated signal processing : Discrete cosine)
Patent 6137839: Variable scaling of 16-bit fixed point fast fourier forward and inverse transforms to improve precision for implementation of discrete
(PULSE OR DIGITAL COMMUNICATIONS : SYSTEMS USING ALTERNATING OR PULSATING CURRENT : Plural channels for transmission of a single pulse train : Single bit (delta))
Patent 6137840: Method and apparatus for performing fast power control in a mobile communication system
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Antinoise or distortion (includes predistortion) : Power amplifier : Antinoise or distortion)
Patent 6137841: Signal power adjustment for QAM communication systems
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Quadrature amplitude modulation : Power amplifier)
Patent 6137842: System and method for determining the time difference of arrival of a frequency shift keyed signal at two separate receivers
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Angle modulation : Frequency shift keying : Biphase (manchester code))
Patent 6137843: Methods and apparatus for canceling adjacent channel signals in digital communications systems
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Carrier controlling local generator)
Patent 6137844: Digital filter for noise and error removal in transmitted analog signals
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Carrier controlling local generator)
Patent 6137845: Method of determining an encoding rate in a communication system
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Particular pulse demodulator or detector : Carrier controlling local generator)
Patent 6137846: AFC circuit for a frequency scanning FSK receiver
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Automatic frequency control : Correlative or matched filter)
Patent 6137847: Demodulating digital video broadcast signals
(PULSE OR DIGITAL COMMUNICATIONS : RECEIVERS : Automatic frequency control : Correlative or matched filter)
Patent 6137848: Method and system for joint timing recovery and channel estimation for DMT modems
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : With electromagnetic relay or solenoid)
Patent 6137849: System and method for communicating data over a high-speed bus
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : With electromagnetic relay or solenoid)
Patent 6137850: Digital bit synchronizer for low transition densities
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : With electromagnetic relay or solenoid)
Patent 6137851: System and method for synchronizing a signal with respect to another signal
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Elastic buffer : With asynchronous data)
Patent 6137852: Phase detector circuit and method of phase detecting
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Phase displacement, slip or jitter correction : Phase locking : With frequency detector and phase detector : More than two phases)
Patent 6137853: Method and apparatus for remote ultrasonic inspection of nozzles in vessel bottom head
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : TESTING, SENSING, MEASURING, OR DETECTING A FISSION REACTOR CONDITION : Leak detection : Fuel element leak detection : By acoustic or ultrasonic wave energy : Moderator dump)
Patent 6137854: Reactor control rod and method of manufacturing the same
(INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS : CONTROL COMPONENT FOR A FISSION REACTOR : Wherein concentration of the reactivity affecting material varies radially or axially of the control element : Liquid metal control component)
Patent 6137855: Corrugated sheet counter
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : APPLICATIONS : Counting animate or inanimate entities : Flat articles (e.g., sheet, bill, ticket) :)
Patent 6137856: Generic architectures for backprojection algorithm
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography :)
Patent 6137857: Scalable detector for computed tomograph system
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography : Beam detection system : Fan beam translation)
Patent 6137858: Radiation tomography method and apparatus
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography : Beam detection system : Fan beam translation)
Patent 6137859: Method for manufacturing detector system for a computed tomography apparatus
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Computerized tomography : Beam detection system : Fan beam translation)
Patent 6137860: Digital radiographic weld inspection system
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Absorption : Flaw analysis : With standardization)
Patent 6137861: Portable self-contained x-ray cassette maintenance system and method
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : PHOTOGRAPHIC DETECTOR SUPPORT : For plural films or plates : With aligning)
Patent 6137862: Failover mechanism for computer/telephony integration monitoring server
(TELEPHONIC COMMUNICATIONS : DIAGNOSTIC TESTING, MALFUNCTION INDICATION, OR ELECTRICAL CONDITION MEASUREMENT : Monitoring : Of line signalling generator (e.g., dial, tone code generator))
Patent 6137863: Statistical database correction of alphanumeric account numbers for speech recognition and touch-tone recognition
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Voice activation or recognition : Reproduced signal distributed over telephone line)
Patent 6137864: Specifiable delete times for voice messaging
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Message management : Caller identification received at substation)
Patent 6137865: Transmission and reception of data over a home network implemented upon a phone line system
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Having transmission of a digital message signal over a telephone line : Terminal interface circuitry : Two or more calls)
Patent 6137866: Indoor XDSL splitter assembly
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Having transmission of a digital message signal over a telephone line : Terminal interface circuitry : Digital : Recording voice message from non subscriber caller)
Patent 6137867: Alphanumeric message composing method using telephone keypad
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Having transmission of a digital message signal over a telephone line : Having station display : Having tone code recognition for generating alphanumeric characters : Recording voice message from non subscriber caller)
Patent 6137868: Outage notification device
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Remote indication over telephone line (e.g., telemetry) : Having indication)
Patent 6137869: Network session management
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : Generalized statistics about telephone network usage)
Patent 6137870: System for providing caller information to called party via call standard data field
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : At local exchange carrier (e.g., central switching office) : Pulse counting or accumulating (e.g., "message metering") : Assembling billing record (e.g., automatic message account (AMA), call detail record (CDR), etc.) : Having line identification associated with call billing (e.g., automatic number identification (ANI) : Having terminal identification :)
Patent 6137871: Telecommunication device with caller identification
(TELEPHONIC COMMUNICATIONS : RECEPTION OF CALLING INFORMATION AT SUBSTATION IN WIRELINE COMMUNICATIONS SYSTEM : Extracting call ID from transmitted signal : Matching and retrieving stored caller ID information from a database : Mechanical register)
Patent 6137872: Combination pre-paid and calling card
(TELEPHONIC COMMUNICATIONS : WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) : Call charge metering or monitoring : Calling card : Pre-paid calling account or card : Line powered)
Patent 6137873: Automatic electronic telecommunications order translation and processing
(TELEPHONIC COMMUNICATIONS : SPECIAL SERVICES : Conferencing : Detecting presence or absence of party or object)
Patent 6137874: Method of using carrier information for enhanced call data processing by a telecommunications provider
(TELEPHONIC COMMUNICATIONS : PLURAL EXCHANGE NETWORK OR INTERCONNECTION : With interexchange network routing : Secretarial or answering service)
Patent 6137875: System and method to minimize glare in interoffice trunk allocation
(TELEPHONIC COMMUNICATIONS : PLURAL EXCHANGE NETWORK OR INTERCONNECTION : Interexchange signalling : Interexchange trunk circuit : Glare or simultaneous seizure mitigation : Using register-sender)
Patent 6137876: Network call trace
(TELEPHONIC COMMUNICATIONS : CENTRALIZED SWITCHING SYSTEM : Identification : Of line or trunk : Glare or simultaneous seizure mitigation)
Patent 6137877: Method and apparatus for routing a dialed telephone number
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Substation originated : Additional analog processing)
Patent 6137878: Method for outputting user feedback audio messages and telecommunications equipment employing said method
(TELEPHONIC COMMUNICATIONS : SUPERVISORY OR CONTROL LINE SIGNALING : Substation originated : Voice frequency band signalling (e.g., reed devices) : Electronic (e.g., tone generator) : Personal computer memory card (PCMCIA))
Patent 6137879: Computer telephony headset amplifier
(TELEPHONIC COMMUNICATIONS : SUBSTATION OR TERMINAL CIRCUITRY : Signal receiver (e.g., tone decoder))
Patent 6137880: Passive splitter filter for digital subscriber line voice communication for complex impedance terminations
(TELEPHONIC COMMUNICATIONS : SUBSCRIBER LINE OR TRANSMISSION LINE INTERFACE : Wire distribution)
Patent 6137881: Adaptive filtering method and apparatus employing modified fast affine projection algorithm
(TELEPHONIC COMMUNICATIONS : ECHO CANCELLATION OR SUPPRESSION : Using digital signal processing : Adaptive filtering : Allowing movement of equipment (e.g., movable, modular))
Patent 6137882: Adaptive echo cancellation method
(TELEPHONIC COMMUNICATIONS : ECHO CANCELLATION OR SUPPRESSION : Using digital signal processing : Adaptive filtering : Allowing movement of equipment (e.g., movable, modular))
Patent 6137883: Telephone set having a microphone for receiving an acoustic signal via keypad
(TELEPHONIC COMMUNICATIONS : TERMINAL : Housing or housing component : Handset structure : Button or switch having specific function : Keypad : Recording audio for use as the alerting signal)
Patent 6137884: Simultaneous electronic transactions with visible trusted parties
(CRYPTOGRAPHY : PARTICULAR ALGORITHMIC FUNCTION ENCODING : Public key : Plural generators)
Patent 6137885: Method for enabling direct encrypted communication between two terminals of a mobile radio network, and corresponding station and terminal
(CRYPTOGRAPHY : CELLULAR TELEPHONE CRYPTOGRAPHIC AUTHENTICATION : Including generation of an associated coded record)
Patent 6137886: Active vibration control method and apparatus
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ACOUSTICAL NOISE OR SOUND CANCELLATION : Acoustic, nonairborne vibration sensing or counterwave emission : Inductive pickup)
Patent 6137887: Directional microphone system
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : DIRECTIVE CIRCUITS FOR MICROPHONES : Having microphone)
Patent 6137888: EM interference canceller in an audio amplifier
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Noise compensation circuit : Feedback suppression : Helical spring)
Patent 6137889: Direct tympanic membrane excitation via vibrationally conductive assembly
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Specified casing or housing : Ear insert : Helical spring)
Patent 6137890: Lumped parameter resonator of a piezoelectric speaker
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Specified casing or housing : Hook over ear : Device for manipulation)
Patent 6137891: Variable geometry electromagnetic transducer
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : ELECTRO-ACOUSTIC AUDIO TRANSDUCER : Electromagnetic (e.g., dyynamic) : Movable voice coil : Pattern : Spider)
Patent 6137892: Data hiding based on neighborhood attributes
(IMAGE ANALYSIS : APPLICATIONS :)
Patent 6137893: Machine vision calibration targets and methods of determining their location and orientation in an image
(IMAGE ANALYSIS : APPLICATIONS : Target tracking or detecting : ZIP code)
Patent 6137894: On-line method for determining the wood-bark ratio from a flow of material
(IMAGE ANALYSIS : APPLICATIONS : Animal, plant, or food inspection : License plate)
Patent 6137895: Method for verifying the identity of a passenger
(IMAGE ANALYSIS : APPLICATIONS : Personnel identification (e.g., biometrics) : License plate)
Patent 6137896: Method of recognizing faces using range images
(IMAGE ANALYSIS : APPLICATIONS : Personnel identification (e.g., biometrics) : Using a facial characteristic :)
Patent 6137897: Image filing system
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : Using a fingerprint)
Patent 6137898: Gabor filtering for improved microcalcification detection in digital mammograms
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : X-ray film analysis (e.g., radiography) : With a prism)
Patent 6137899: Apparatus for the identification of free-lying cells
(IMAGE ANALYSIS : APPLICATIONS : Biomedical applications : Cell analysis, classification, or counting : With a prism)
Patent 6137900: Method and device for detecting liquid containers
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Bottle inspection : Including an optical imager or reader)
Patent 6137901: Photomask pattern correcting method and photomask corrected by the same and photomask pattern correcting device
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Mask inspection (e.g., semiconductor photomask) : Including an optical imager or reader)
Patent 6137902: Linear estimation method for three-dimensional position with affine camera correction
(IMAGE ANALYSIS : APPLICATIONS : 3-D or stereo imaging analysis : Tool, workpiece, or mechanical component inspection)
Patent 6137903: Color transformation system based on target color image
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Trainable classifiers or pattern recognizers (e.g., adaline, perceptron))
Patent 6137904: Method and apparatus for assessing the visibility of differences between two signal sequences
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Trainable classifiers or pattern recognizers (e.g., adaline, perceptron))
Patent 6137905: System for discriminating document orientation
(IMAGE ANALYSIS : IMAGE SEGMENTATION : For setting a threshold)
Patent 6137906: Closest word algorithm
(IMAGE ANALYSIS : IMAGE SEGMENTATION : Distinguishing text from other regions : Alphanumerics)
Patent 6137907: Method and apparatus for pixel-level override of halftone detection within classification blocks to reduce rectangular artifacts
(IMAGE ANALYSIS : IMAGE SEGMENTATION : Region labeling (e.g., page description language) : Segmenting hand-printed characters)
Patent 6137908: Handwriting recognition system simultaneously considering shape and context information
(IMAGE ANALYSIS : PATTERN RECOGNITION : On-line recognition of handwritten characters : With separate timing or alignment marks)
Patent 6137909: System and method for feature set reduction
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : With a display)
Patent 6137910: Multiresolutional critical point filter and image matching using the same
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Counting individual pixels or pixel patterns)
Patent 6137911: Test classification system and method
(IMAGE ANALYSIS : PATTERN RECOGNITION : Classification : Cluster analysis : Resistor matrix)
Patent 6137912: Method of multichannel data compression
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Interframe coding (e.g., difference or motion detection) : Checking spelling for recognition)
Patent 6137913: Method for segmenting moving picture objects by contour tracking
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Interframe coding (e.g., difference or motion detection) : Checking spelling for recognition)
Patent 6137914: Method and format for storing and selectively retrieving image data
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Pyramid, hierarchy, or tree structure : Checking spelling for recognition)
Patent 6137915: Apparatus and method for error concealment for hierarchical subband coding and decoding
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Pyramid, hierarchy, or tree structure : Checking spelling for recognition)
Patent 6137916: Method and system for improved digital video data processing using 8-point discrete cosine transforms
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Transform coding : Discrete cosine or sine transform : With a multilevel classifier)
Patent 6137917: Impulse noise reduction apparatus and method
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Image filter : Median filter : Skeletonizing)
Patent 6137918: Memory efficient method and apparatus to enable tagging of thin antialiased lines
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Edge or contour enhancement : Minimize jaggedness in edges (e.g., anti-aliasing) : Skeletonizing)
Patent 6137919: Apparatus and methods for feathering a composite image
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Combining image portions (e.g., portions of oversized documents) : Using a mask)
Patent 6137920: Method and system for generating image frame sequences using morphing transformations
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Changing the image coordinates : Registering or aligning multiple images to one another : Where the object is a character, word, or text)
Patent 6137921: Image processing apparatus and method for performing image inclination
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Changing the image coordinates : To rotate an image : Where the object is a character, word, or text)
Patent 6137922: Method and apparatus for compressing and expanding digital data
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Changing the image coordinates : To change the scale or size of an image : Rotation of image is limited to 90 degrees, 180 degrees, or 270 degrees)
Patent 6137923: Image processing method and apparatus
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : General purpose image processor : Morphological operations (i.e., local neighborhood operations) : Where the image is an alphanumeric character)
Patent 6137924: Article comprising a dispersion compensating grating with low polarization mode dispersion
(OPTICAL WAVEGUIDES : POLARIZATION WITHOUT MODULATION : Electro-optic)
Patent 6137925: Multi-wavelength polarization scrambling device
(OPTICAL WAVEGUIDES : POLARIZATION WITHOUT MODULATION : Electro-optic)
Patent 6137926: Hybrid optical multi-axis beam steering apparatus
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Switch (i.e., switching from one terminal to another, not modulation) : Reflective-type switch :)
Patent 6137927: N-port reconfigurable DWDM multiplexer and demultiplexer
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Plural (e.g., data bus) : Single pole single throw)
Patent 6137928: Optical fiber light distribution system and method of manufacture and illumination
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Evanescent wave coupling)
Patent 6137929: System and method for interfacing optical fibers with optical communications devices via an optical fiber faceplate
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Evanescent wave coupling)
Patent 6137930: Method and apparatus for aligning optical fibers
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Lens : Rod type :)
Patent 6137931: Method for determining a condition of aging for optical fiber grating
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Grating : Spherical)
Patent 6137932: Apparatus for controlling gain of an optical fiber amplifier and method thereof
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Grating : Spherical)
Patent 6137933: Integrated bi-directional dual axial gradient refractive index/diffraction grating wavelength division multiplexer
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Input/output coupler : Grating : Spherical)
Patent 6137934: Optical cable with tubular metal core and method of making same
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : Loose tube type : With armoring)
Patent 6137935: Method for fabricating an optical cable
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : Loose tube type : With armoring)
Patent 6137936: Optical fiber cable with single strength member in cable outer jacket
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : Loose tube type : With strength member : Prestressed)
Patent 6137937: Autostereoscopic image apparatus
(OPTICAL WAVEGUIDES : OPTICAL FIBER BUNDLE : Imaging (i.e., with coherent fiber structure and includes shaping, enhancing, and correcting) : With strength member)
Patent 6137938: Flat top, double-angled, wedge-shaped fiber endface
(OPTICAL WAVEGUIDES : OPTICAL FIBER WAVEGUIDE WITH CLADDING : Transition between geometric shapes)
Patent 6137939: Method and apparatus for reducing temperature-related spectrum shifts in optical devices
(OPTICAL WAVEGUIDES : PLANAR OPTICAL WAVEGUIDE : Thin film optical waveguide : Channel waveguide : Where the second or further layer is a coating)
Patent 6137940: Reel of optical fiber
(OPTICAL WAVEGUIDES : ACCESSORIES : Thin film optical waveguide)
Patent 6137941: Variable optical attenuator
(OPTICAL WAVEGUIDES : ACCESSORIES : Attenuator : Fiber holder (i.e., for single fiber or holding multiple single fibers together))
Patent 6137942: Video recording medium for stop-motion playback
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF COLOR TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Including audio signal : Separately recorded)
Patent 6137943: Simultaneous video recording and reproducing system with backup feature
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Using disc)
Patent 6137944: Image recording/reproducing apparatus
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Using disc)
Patent 6137945: Apparatus and method for editing recorded material
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Editing : Using static memory or delay means)
Patent 6137946: Picture editing apparatus and method using virtual buffer estimation
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Editing : Using static memory or delay means)
Patent 6137947: Method and apparatus for reproducing a video signal
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast, slow, or stop reproducing : Having auxiliary dynamic memory means)
Patent 6137948: Frame construction apparatus for slow-speed reproduction of a moving picture signal
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast, slow, or stop reproducing : Having auxiliary dynamic memory means)
Patent 6137949: Apparatus and method for transmitting variable rate data according to multiple storage state indicators
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Fast, slow, or stop reproducing : Disc : Using control signal on the recording medium)
Patent 6137950: Bar code matrix television calendar
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Including programmable apparatus : Disc)
Patent 6137951: Image processing apparatus having plural modes dependent upon signal quality
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Time (e.g., phase or frequency) correction : Of relative transducer/record medium speed : By controlling speed of record medium :)
Patent 6137952: Apparatus and method for degrading the quality of unauthorized copies of color images and video sequences
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Record protection (e.g., anti-copying) : Digital technique)
Patent 6137953: Video signal recording apparatus in which non-active digital video data may be recorded in an auxiliary data region
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Digital technique)
Patent 6137954: Information record medium, apparatus for recording the same and apparatus for reproducing the same
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Having another signal : Digital technique)
Patent 6137955: Electric water heater with improved heating element
(ELECTRIC RESISTANCE HEATING DEVICES : : Tank or container type liquid heater : Line connected tank : With immersion heating element : Plural heating zones : Nonmetallic panel)
Patent 6137956: Shake detecting/correcting device for use in an optical apparatus and a shake detecting/correcting method
(PHOTOGRAPHY : CAMERA SHAKE SENSING : Having stabilization system : And means to move film)
Patent 6137957: Photo printing system and camera for the same
(PHOTOGRAPHY : PSEUDO ZOOM : Camera release)
Patent 6137958: Camera
(PHOTOGRAPHY : EXPOSURE CONTROL SYSTEM RESPONSIVE TO DISTANCE : Control of full open aperture value)
Patent 6137959: Apparatus for controlling a light source used in conjunction with the operation of an imaging device
(PHOTOGRAPHY : WITH EXPOSURE OBJECTIVE FOCUSING MEANS, FOCUSING AID, OR RANGEFINDING MEANS : Having auxiliary illumination : Intensity control : Focus position adjusted according to focal length)
Patent 6137960: Reduced height camera with contoured battery chamber disposed above exposure aperture
(PHOTOGRAPHY : WITH OBJECT ILLUMINATION FOR EXPOSURE : Having flash built into camera : Pop-up flash : And reflector or refractor)
Patent 6137961: Camera or apparatus adapted to use film cartridge or device applicable to such camera or apparatus
(PHOTOGRAPHY : HAVING CAMERA INDICATOR : Sound : Electro-optical element)
Patent 6137962: Power transmission apparatus with built-in phase control
(PHOTOGRAPHY : WITH FILM DRIVE : Film transport cocks shutter : From film itself)
Patent 6137963: View finder device
(PHOTOGRAPHY : CAMERA COMBINED WITH OR CONVERTIBLE TO DIVERSE ART DEVICE : Adjustable support)
Patent 6137964: Camera having a film strip protection system
(PHOTOGRAPHY : CAMERA DETAIL : Body structure or housing : Film chamber detail : Having viewing port)
Patent 6137965: Container for developing equipment
(PHOTOGRAPHY : FLUID-TREATING APPARATUS : Having fluid-circulating means : Plural stations)
Patent 6137966: Image forming apparatus
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Component present or mounted : Electrostatic)
Patent 6137967: Document verification and tracking system for printed material
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Document handling : Electrostatic)
Patent 6137968: Image forming apparatus
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Document handling : Copy medium supply : Misstrip of copy)
Patent 6137969: Thermal fixing device, method of energizing a heating member in the thermal fixing device and image forming apparatus
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Control of fixing : Temperature control : Detection of toner in developing unit)
Patent 6137970: Cartridge detachably detachable to a main body of an image forming apparatus and an image forming apparatus detecting whether a seal
(ELECTROPHOTOGRAPHY : INTERNAL MACHINE ENVIRONMENT : Particle or contaminant control : Seal : Developer seal : Toner cartridge : Optical detector)
Patent 6137971: End member and process cartridge
(ELECTROPHOTOGRAPHY : INTERNAL MACHINE ENVIRONMENT : Particle or contaminant control : Seal : Developer seal : Toner cartridge : Optical detector)
Patent 6137972: Imaging material dispensing system
(ELECTROPHOTOGRAPHY : INTERNAL MACHINE ENVIRONMENT : Particle or contaminant control : Seal : Developer seal : Toner cartridge : Optical detector)
Patent 6137973: Cleaning apparatus and process cartridge having such cleaning apparatus
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Process cartridge unit : Developer seal)
Patent 6137974: Photoreceptor belt tensioner system
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Photoconductive member : Belt : Alignment or tensioning : Toner cartridge)
Patent 6137975: Developing device for preventing an overflow of a developer from a developing unit
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Plural diverse (e.g., color) : Plural applicators single position : Rotary type : Optical detector)
Patent 6137976: Image formation apparatus using a liquid developing agent
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Plural diverse (e.g., color) : Liquid : Opposite polarity)
Patent 6137977: Image forming method and image forming apparatus using specific developer composition
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Drying (e.g., warming, heating))
Patent 6137978: Toner replenishing apparatus having a plurality of scraping members of differing capacities
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Supplying new toner : Auger)
Patent 6137979: Toner transport using superimposed traveling electric potential waves
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Application member : Having cloud-forming application : Having internal rotary member)
Patent 6137980: Developing machine
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Application member : Magnetic brush : Regulating (e.g., doctor) : Auxiliary electrode)
Patent 6137981: Apparatus for forming multiple toner images in register with each other on a substrate
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Color : Registration : Having electrode)
Patent 6137982: Fuser stripper apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : Having copy-handling during fixing : Stripping : Retractable)
Patent 6137983: Fixing belt, fixing apparatus equipped with fixing belt, and method of manufacturing fixing belt
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : By heat and pressure : Continuous web : Cleaning member)
Patent 6137984: Toner image fixing apparatus
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : By heat and pressure : Continuous web : Cleaning member)
Patent 6137985: Fixing device with an air layer between a magnetic field generating unit and a heating belt
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : By heat and pressure : Continuous web : Cleaning member)
Patent 6137986: Fixing roller for improving voltage resistance and fixing apparatus having such fixing roller
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : By heat and pressure : Heated roller : Composition or layers : Cyclically (e.g., with movement of copy))
Patent 6137987: Image input apparatus outputting information in accordance with degree of matching with a specific original
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Original : Unauthorized copy prevention : Lamination)
Patent 6137988: Recording device having a sheet loading system
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Continuous (e.g., roll, fanfold) : Platen)
Patent 6137989: Sensor array and method to correct top edge misregistration
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Feeding to transfer position : In registration with image : Manual feed)
Patent 6137990: Apparatus for improving the signal to noise ratio in wireless communication systems through message pooling and method of using the
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Distortion, noise, or other interference prevention, reduction, or compensation : Different phases of same frequency carrier)
Patent 6137991: Estimating downlink interference in a cellular communications system
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Having measuring, testing, or monitoring of system or part : Anti-multipath)
Patent 6137992: Vehicle audio distortion measurement system
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Having measuring, testing, or monitoring of system or part : Using a chamber (e.g., room testing or audio surveillance, etc.) : Plural receivers tuned to common frequency)
Patent 6137993: Method and apparatus for estimating path loss in a radio communications system
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Having measuring, testing, or monitoring of system or part : Noise, distortion, or unwanted signal detection (e.g., quality control, etc.) : Plural receivers tuned to common frequency)
Patent 6137994: Radio communication system and method for setting an output power of a base site therein
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : With control signal : Transmitter controlled by signal feedback from receiver : Plural receivers tuned to common frequency)
Patent 6137995: Circuit and method of generating a phase locked loop signal having an offset reference
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) : With frequency stabilization (e.g., automatic frequency control) : Cordless/corded conversion)
Patent 6137996: Apparatus and method for overcoming the effects of signal loss due to a multipath environment in a mobile wireless telephony system
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) : With transmitter-receiver switching or interaction prevention : Automatic (e.g., voice operated) : Common antenna : Waveguide)
Patent 6137997: Circuit for receiving and transmitting signals and method
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) : With a common signal processing stage : Transmitter oscillator used as local oscillator : Common antenna)
Patent 6137998: Shielding for radiotelephones with retractable antennas
(TELECOMMUNICATIONS : TRANSMITTER : With coupled antenna : Power conservation)
Patent 6137999: Image reject transceiver and method of rejecting an image
(TELECOMMUNICATIONS : RECEIVER OR ANALOG MODULATED SIGNAL FREQUENCY CONVERTER : Noise or interference elimination : Image frequency suppression : Plural or compartmented shielding structure)
Patent 6138000: Low voltage temperature and V.sub.cc compensated RF mixer
(TELECOMMUNICATIONS : RECEIVER OR ANALOG MODULATED SIGNAL FREQUENCY CONVERTER : Frequency modifying or conversion : Particular frequency conversion structure or circuitry : Including distributed electrical parameter structure : With balanced mixer : Voltage control of oscillator)
Patent 6138001: Scheme for intermittent reception of paging signals in mobile communication system
(COMMUNICATIONS: ELECTRICAL : SELECTIVE : Having indication or alarm (e.g., location indication) : Code responsive (i.e., paging) : Power control or battery saving : Based on received signal : Address based : Using additional record or carrier code)
Patent 6138002: System and method for providing services based on broadcasted system information
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Usage measurement : Billing : At subscriber unit :)
Patent 6138003: System and method for authorization of location services
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Security or fraud prevention : Rental)
Patent 6138004: Secure interlink receiver for remote programming of wireless telephones
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Security or fraud prevention : Privacy, lock-out, or authentication : At remote station)
Patent 6138005: Method for verifying personalization in mobile radio terminal
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Security or fraud prevention : Privacy, lock-out, or authentication : At remote station)
Patent 6138006: System and method of delivering collect calls in a radio telecommunications network
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Special service : Voice mail)
Patent 6138007: Methods and systems for late call forwarding when roaming from GSM system to IS41 system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Special service : Voice mail)
Patent 6138008: Wireless telephone menu system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Special service : Call diversion : Format conversion (e.g., text, audio, etc.))
Patent 6138009: System and method for customizing wireless communication units
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Programming control : Remote programming control : Format conversion (e.g., text, audio, etc.))
Patent 6138010: Multimode communication device and method for operating a multimode communication device
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Including other radio communication system (e.g., cordless telephone, paging, trunking, etc.) : Subscriber equipment)
Patent 6138011: Method and apparatus for providing dispatch service to an existing telephone network
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Including other radio communication system (e.g., cordless telephone, paging, trunking, etc.) : Subscriber equipment)
Patent 6138012: Method and apparatus for reducing signal blocking in a satellite communication system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Space satellite : Subscriber equipment)
Patent 6138013: Method for location based intercept in a communication system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Space satellite : Switching or routing :)
Patent 6138014: System and method for optimization of multi-party calls in a satellite network
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Space satellite : Switching or routing :)
Patent 6138015: Multi-cell radio system with PBX periphery assemblies
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Roaming : System format conversion :)
Patent 6138016: Distributing location tracking functionality in wireless telephone systems
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Roaming : Home location registration (HLR) or visitor location registration (VLR) detail :)
Patent 6138017: Cellular communications system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Roaming : Home location registration (HLR) or visitor location registration (VLR) detail :)
Patent 6138018: Method for controlling a cell-registration feature of a mobile in a wireless communication system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Registration : System selection :)
Patent 6138019: Cellular system hand-off protocol
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Handoff : System selection)
Patent 6138020: Quality-based handover
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Handoff : System selection)
Patent 6138021: Method and apparatus for providing deterministic hand-offs in a cellular communication system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Handoff : System selection)
Patent 6138022: Cellular communication network with vocoder sharing feature
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Call routing (e.g., to prevent backhaul, routing efficiency, least cost, or alternate routing) : Between macro and micro cells)
Patent 6138023: Method for porting a directory number from one wireless service provider to another
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Call routing (e.g., to prevent backhaul, routing efficiency, least cost, or alternate routing) : Between macro and micro cells)
Patent 6138024: Dynamic channel selection in a cellular communication system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Channel allocation : Dynamic allocation : Based on service quality (e.g., bandwidth, etc.) :)
Patent 6138025: Method for distributing paging load in a cellular wireless communication system and system within which such method is implemented
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Channel allocation : Load balancing : Based on service quality (e.g., bandwidth, etc.))
Patent 6138026: Method and apparatus for locating a wireless communication device
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Zoned or cellular telephone system : Location monitoring : Position based personal service : Based on service quality (e.g., bandwidth, etc.))
Patent 6138027: Wireless intercommunicating system
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Including private cordless extension system : Specific paging technique)
Patent 6138028: Method and radio station for the transmission of data by way of a GSM mobile radio network
(TELECOMMUNICATIONS : RADIOTELEPHONE SYSTEM : Auxiliary data signaling (e.g., short message service (SMS)) : Channel selection or allocation)
Patent 6138029: Smart card reader with a clock switch
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Plural transmitters or receivers (i.e., more than two stations) : Noise, distortion, or singing reduction : Synchronized stations : Based on service quality (e.g., bandwidth, etc.))
Patent 6138030: Communications system for providing multiple services and hold capability of at least one service, and method therefor
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Plural transmitters or receivers (i.e., more than two stations) : Central station (e.g., master, etc.) : Fading compensation)
Patent 6138031: Call establishment in a mobile communication system
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Plural transmitters or receivers (i.e., more than two stations) : Central station (e.g., master, etc.) : Channel allocation : Based on priority :)
Patent 6138032: Method and apparatus for dynamically adjusting a battery saving interval in a messaging system
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Plural transmitters or receivers (i.e., more than two stations) : Central station (e.g., master, etc.) : To or from mobile station : Having storage detail)
Patent 6138033: Radio communication apparatus and radio communication system
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Plural transmitters or receivers (i.e., more than two stations) : Central station (e.g., master, etc.) : To or from mobile station : Transmission power control technique : On-site or multi-site trunking)
Patent 6138034: Method for transmitting a quick paging channel at different power levels
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SEPARATE STATIONS : Plural transmitters or receivers (i.e., more than two stations) : Central station (e.g., master, etc.) : To or from mobile station : Transmission power control technique : On-site or multi-site trunking)
Patent 6138035: Mobile communication system having cordless handy phone unit as mobile station
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) : Radiotelephone equipment detail : Operable on more than one system : Tunable or variable)
Patent 6138036: Wireless telephone with voice data interface mode
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) : Radiotelephone equipment detail : Interface attached device (e.g., interface with modem, facsimile, computer, etc.) : Personal digitial assistant)
Patent 6138037: Implementation of signalling in a telecommunications network
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) : Radiotelephone equipment detail : Switching unit detail (e.g., mobile telephone switching office (MTSO), base station controller (BSC), etc.) : Smart cable)
Patent 6138038: System for establishing an outgoing connection from terminal equipment to a data transmission system
(TELECOMMUNICATIONS : TRANSMITTER AND RECEIVER AT SAME STATION (E.G., TRANSCEIVER) : Radiotelephone equipment detail : Auto-dialing or repertory dialing (e.g., using bar code, etc.) : Having specific antenna arrangement)
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