Patents
Patents for H03M 7 - Conversion of a code where information is represented by a given sequence or number of digits to a code where the same information is represented by a different sequence or number of digits (33,242)
09/1992
09/30/1992EP0506535A1 Method and system for processing of pre-echos of a frequency transform coded digital audio signal
09/30/1992EP0506446A1 Digital modulating method and digital modulating apparatus
09/30/1992EP0506405A2 Image transmission method, and apparatus therefor
09/30/1992EP0506345A2 Josephson logic gate having a plurality of input ports and a Josephson logic circuit that uses such a Josephson logic gate
09/30/1992EP0506294A2 Hierarchical variable length decoder for digital video data
09/30/1992EP0506185A1 Multistage decoder
09/30/1992EP0505654A1 Vector quantizing method for coding signals and system for implementing said method
09/30/1992EP0505383A1 Improvements in computer systems
09/30/1992CA2083709A1 Coding apparatus or method for digital audio signal
09/29/1992WO1992017981A1 Process for compressing video images
09/29/1992US5151968 Vector quantization encoder and vector quantization decoder
09/29/1992US5151949 System and method employing multiple predictor sets to compress image data having different portions
09/29/1992US5151941 Digital signal encoding apparatus
09/29/1992US5151697 Data structure management tagging system
09/29/1992CA2106974A1 Process for compressing video images
09/29/1992CA1308194C Method and apparatus employing offset extraction and companding for digitally encoding and decoding high-fidelity audio signals
09/28/1992CA2063954A1 Method and system for processing the preechos of an audio-digital signal coded by frequency transformation
09/23/1992EP0504903A2 Apparatus for and method of preprocessing binary picture data prior to run-length encoding
09/23/1992EP0504627A2 Speech parameter coding method and apparatus
09/23/1992EP0504485A2 A speaker-independent label coding apparatus
09/22/1992US5150430 Lossless data compression circuit and method
09/22/1992US5150409 Device for the identification of messages
09/22/1992US5150208 Encoding apparatus
09/22/1992US5150119 Data compression method and apparatus
09/16/1992EP0503956A2 Decompression of video signal
09/16/1992EP0503863A2 Lexicographical encoding and decoding of state-dependent codes
09/16/1992CA2062200A1 Decompression processor for video applications
09/15/1992US5148480 Decoder
09/15/1992US5148161 Digital signal processor for fixed and floating point data
09/15/1992CA1307590C Digital system and method for compressing speech signals for storageand transmission
09/08/1992US5146422 Reduced execution time convert to binary circuit
09/08/1992US5146325 Video signal decompression apparatus for independently compressed even and odd field data
09/08/1992US5146324 Data compression using a feedforward quantization estimator
09/08/1992US5146222 Method of coding an audio signal by using coding unit and an adaptive orthogonal transformation
09/08/1992US5146221 Data compression apparatus and method
09/08/1992US5146220 Data conversion method and apparatus for converting undefined length data to fixed length data
09/08/1992US5146115 Domino-logic decoder
09/03/1992WO1992015085A1 Demultiplexer comprising a three-state gate
09/02/1992EP0501580A1 Sigma-delta modulator
09/02/1992EP0500961A1 Voice coding system
09/02/1992CN1064185A Encoding circuit for transform coding of picture signal and decoding circuit for decoding said signal
09/01/1992US5144428 Method and apparatus for decoding image signals using two processing modes
09/01/1992US5144423 Hdtv encoder with forward estimation and constant rate motion vectors
09/01/1992US5144308 Idle channel tone and periodic noise suppression for sigma-delta modulators using high-level dither
08/1992
08/26/1992EP0275273B1 Method and system for compressing speech signal data
08/25/1992US5142584 Speech coding/decoding method having an excitation signal
08/25/1992US5142421 Device for recording a digital information signal on a record carrier
08/25/1992US5142362 Method of hydrid digital coding distinguishing motion pictures from still pictures
08/25/1992US5142361 Motion vector detecting apparatus for video telephone/teleconference systems
08/25/1992US5142283 Arithmetic compression coding using interpolation for ambiguous symbols
08/25/1992US5142282 Data compression dictionary access minimization
08/25/1992US5142167 Encoding for simultaneous switching output noise reduction
08/20/1992WO1992014306A1 Apparatus and methods employing distribution preserving tomlinson precoding in transmission of digital data signals
08/19/1992EP0499307A1 Encoding circuit for transform coding of a picture signal and decoding circuit for decoding said signal
08/19/1992EP0499225A2 Variable-length code decoding device
08/19/1992EP0499088A2 Method and apparatus for communicating compressed digital video signals using multiple processors
08/18/1992US5140323 Digital signal orthogonal transformer apparatus
08/18/1992US5140322 Coder unit for variable word length code
08/18/1992US5140321 Data compression/decompression method and apparatus
08/12/1992EP0498511A1 Method of and apparatus for coding digital image data
08/12/1992CN1017856B Variable long code sequential decoding method and its programmable circuit
08/11/1992US5138662 Speech coding apparatus
08/11/1992US5138447 Method and apparatus for communicating compressed digital video signals using multiple processors
08/11/1992US5138316 Variable length code demodulating apparatus and address control method thereof
08/11/1992US5138315 Arrangements for variable-length encoding and decoding of digital signals
08/11/1992US5138197 Address decoder array composed of CMOS
08/06/1992WO1992013396A1 Process for transmitting digitised, block-coded audio signals using scale factors
08/06/1992DE4103277A1 Encoding of place or time-dependent analogue functions - assembling successive samples with symbolic significance into quasi-words for stepwise abstraction in hierarchical associative memory
08/05/1992EP0497625A1 Shock absorber
08/05/1992EP0497479A1 Method of and apparatus for generating auxiliary information for expediting sparse codebook search
08/05/1992EP0497413A1 Subband coding system and a transmitter comprising the coding system
08/05/1992EP0497058A2 Video coding apparatus
08/04/1992US5136663 Vector quantization image processing apparatus
08/04/1992US5136618 Method and apparatus for bandwidth reduction of modulated signals
08/04/1992US5136377 Adaptive non-linear quantizer
08/04/1992US5136374 Geometric vector quantization
08/04/1992US5136291 Transmitting binary data files using electronic mail
08/04/1992US5136290 Message expansion decoder and decoding method for a communication channel
08/04/1992US5136289 Dictionary searching system
07/1992
07/29/1992EP0496541A1 Vector quantizer using an ordered continuity-constrained codebook
07/28/1992US5134477 Hdtv receiver
07/28/1992US5134475 Adaptive leak hdtv encoder
07/28/1992US5134396 Method and apparatus for encoding and decoding data utilizing data compression and neural networks
07/23/1992WO1992012607A1 Encoder/decoder for multidimensional sound fields
07/23/1992WO1992012598A1 Compression of video signals
07/22/1992EP0495687A2 Oversampling DA converter with operational amplifier driven by a single reference voltage
07/22/1992EP0494990A1 Process for transmitting a signal.
07/21/1992US5132925 Radix-16 divider using overlapped quotient bit selection and concurrent quotient rounding and correction
07/15/1992EP0494738A2 A sigma-delta modulator for a D/A converter with dither signal
07/15/1992EP0494709A2 Signal transmission system
07/15/1992EP0494576A1 Method and system for controlling the degree of compression applied by a node of a data communication network
07/14/1992US5131016 Communications network data compression control system and method
07/14/1992US5130815 Method and apparatus for encoding a video signal having multi-language capabilities
07/09/1992WO1992011728A1 Apparatus and method for dynamic step quantization
07/08/1992EP0494038A2 Run-length encoding in extensible character sets
07/08/1992EP0493466A1 Word width reduction system for videosignal processing and transmission.
07/07/1992US5128756 High definition television coding arrangement with graceful degradation
07/07/1992CA1304812C Method for converting a bit map of an image to a run length or run end representation
07/01/1992EP0493293A2 Bipolar element bifet array decoder
07/01/1992EP0493136A2 Interframe-coded output data amount control system