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)
09/1999
09/01/1999EP0938831A1 Hearing-adapted quality assessment of audio signals
09/01/1999EP0938780A1 Concatenation compression method
09/01/1999EP0807287A4 Logarithm/inverse-logarithm converter utilizing a truncated taylor series and method of use thereof
09/01/1999EP0807285A4 Logarithm/inverse-logarithm converter utilizing second-order term and method of using same
09/01/1999CN1227443A Signal processors
08/1999
08/31/1999US5946697 Rapid transfer of HTML files
08/31/1999US5946651 Speech synthesizer employing post-processing for enhancing the quality of the synthesized speech
08/31/1999US5946421 Method and apparatus for compensating quantization errors of a decoded video image by using an adaptive filter
08/31/1999US5946402 Signal processing device for processing sound quality, and recording apparatus, reproducing apparatus and mixing apparatus provided with the signal processing device applied thereto
08/31/1999US5946269 Synchronous RAM controlling device and method
08/31/1999US5946042 Macroblock coding including difference between motion vectors
08/31/1999US5946038 Method and arrangement for coding and decoding signals
08/31/1999US5946037 Method and apparatus for reordering frames in MPEG coder/decoder
08/31/1999US5946036 Image decoding using read/write memory control based on display region setting
08/31/1999US5945933 Adaptive packet compression apparatus and method
08/31/1999US5945930 Data processing apparatus
08/26/1999WO1999003058A3 Apparatus and method for entropy coding
08/25/1999EP0938235A1 Digital signal coding and decoding
08/25/1999EP0846375B1 Process and device for the scalable coding of audio signals
08/25/1999EP0649558B1 Transmission system comprising at least a coder
08/25/1999EP0649557B1 Transmission system comprising at least a coder
08/25/1999CN1226782A Motion compensating apparatus, moving image coding apparatus and method
08/25/1999CN1226781A Motion estimation and compensation of video object planes for interlanced digital video
08/25/1999CN1226697A Arithmetic unit and data processing unit
08/24/1999US5943646 Signal transmission system in which level numbers representing quantization levels of analysis coefficients are interpolated
08/24/1999US5943644 Speech compression coding with discrete cosine transformation of stochastic elements
08/24/1999US5943446 Method and apparatus for increasing the speed of a full code book search in a quantizer encoder
08/24/1999US5943368 Transmission, recording and reproduction of a digital information signal
08/24/1999US5943367 Transmission system using time dependent filter banks
08/24/1999US5942998 Digital audio device
08/24/1999US5941939 Logarithm/inverse-logarithm converter and method of using same
08/24/1999US5941936 Audio recording system
08/24/1999CA2157494C A transcoder
08/19/1999WO1999041737A1 Method and apparatus for high speed determination of an optimum vector in a fixed codebook
08/19/1999WO1999041736A2 A system and method for providing split vector quantization data coding
08/19/1999WO1997040581A8 Binary code compression and decompression and parallel compression and decompression processor
08/18/1999EP0807288A4 Logarithm/inverse-logarithm converter and method of using same
08/18/1999CN1226110A Method for converting signal data rate, and transmitter
08/18/1999CN1226041A Data processing apparatus and method and storage medium
08/17/1999US5940833 Computer implemented method
08/17/1999US5940540 Methods of and systems for compression and decompression that prevent local data expansion
08/17/1999US5940019 Delta-sigma A/D converter
08/17/1999US5940018 nB2P coding/decoding device
08/17/1999US5940017 Apparatus for decoding variable length coded data
08/17/1999US5938737 Internet upstream request compression
08/17/1999CA2097951C Compression and reconstruction of radiological images
08/12/1999WO1999021078A3 A method and apparatus for multi-function arithmetic
08/11/1999EP0935390A1 Picture encoding, recording, and reproducing device
08/11/1999EP0934662A1 Vector quantisation codebook generation method
08/11/1999EP0934572A1 System and method for scalable coding of sparse data sets
08/11/1999EP0857375B1 Method of and apparatus for coding, manipulating and decoding audio signals
08/11/1999EP0753218B1 Fixed quality source coder
08/11/1999CN1225738A Device for determining quality of output signal to be generated by a signal processing circuit, and method therefor
08/10/1999US5937100 Two-pass image processing method and apparatus using virtual estimation for compressed file size
08/10/1999US5936560 Data compression method and apparatus performing high-speed comparison between data stored in a dictionary window and data to be compressed
08/10/1999US5936559 Method for optimizing data compression and throughput
08/10/1999CA2157024C Method and apparatus for group encoding signals
08/05/1999WO1999039441A2 Compression of data with a syntactic structure
08/05/1999WO1999039440A2 Device for processing a digital signal
08/05/1999WO1999023548A3 Multifunction floating point addition/subtraction pipeline and bipartite look-up table
08/05/1999DE19803845A1 Verfahren und Einrichtung zur komprimierten Übertragung und/oder Speicherung von einer durch digitale Daten repräsentierten Nachricht Method and apparatus for compressed transmission and / or storage of digital data represented by a message
08/04/1999EP0933968A1 Transfer scheme for speech and voice band signals and ISDN digital signals using reduced transmission bandwidth over ATM
08/04/1999EP0933944A2 Digital signal processing
08/04/1999EP0933943A2 Digital signal processing
08/04/1999EP0933920A2 Data processing apparatus and method and storage medium
08/04/1999EP0933919A2 Electronic apparatus, data processing method, data processing system, and computer readable storage medium
08/04/1999EP0933889A1 Digital sound signal transmitting apparatus and receiving apparatus
08/04/1999EP0933876A1 Data compression method for packet transmission
08/04/1999EP0933775A2 Data compression and decompression system and a method used therefor
08/04/1999EP0933757A2 Phase detection for an audio signal
08/04/1999EP0932981A1 Digital camcorder apparatus with mpeg-2-compatible video compression
08/04/1999EP0932980A1 Video transmission apparatus employing intra-frame-only video compression that is mpeg-2 compatible
08/04/1999CN1224954A Audio-frequency compressing and error concealing device and method
08/04/1999CN1224953A Letter compressing method
08/03/1999US5933842 Method and system for compressing publication documents in a computer system by selectively eliminating redundancy from a hierarchy of constituent data structures
08/03/1999US5933803 Speech encoding at variable bit rate
08/03/1999US5933571 Video image coding and recording apparatus and video image coding, recording and reproducing apparatus
08/03/1999US5933536 Variable length code processor and image processor having an integrated coding/decoding circuit
08/03/1999US5933534 Image information encoding apparatus, image information decoding apparatus, and image information recording and reproducing system
08/03/1999US5933456 Transmitter for and method of transmitting a wideband digital information signal, and receiver
08/03/1999US5933361 Method of and apparatus for multiplying matrix data
08/03/1999US5933249 Image processing apparatus and method
08/03/1999US5933194 Method and circuit for determining quantization interval in image encoder
08/03/1999US5933104 Method and system for compression and decompression using variable-sized offset and length fields
08/03/1999US5933103 For use in digital data recording
08/03/1999CA2145571C Recovering analog and digital signals from superimposed analog and digital signals using linear prediction
07/1999
07/29/1999WO1999038326A1 Image transmitting method, image processing method, image processor, data storage medium
07/29/1999WO1999038286A2 Adaptive packet compression apparatus and method
07/29/1999WO1999038262A1 Variable-length encoder
07/29/1999WO1999038261A1 Distance and distortion estimation method and apparatus in channel optimized vector quantization
07/29/1999WO1999022451A3 Methods and devices for encoding audio signals and methods and devices for decoding a bit stream
07/29/1999CA2260289A1 A method of improving data compression over unreliable underlying networks
07/28/1999EP0932259A1 Iterative decoding on demand
07/28/1999EP0932258A1 Method and circuit for digital modulation and method and circuit for digital demodulation
07/28/1999EP0932106A1 Digital signal converting method and device, transformation matrix generating method and device, and supply medium
07/28/1999EP0931386A1 Method for signalling a noise substitution during audio signal coding
07/28/1999EP0931382A1 Method and apparatus for decoding block codes
07/28/1999EP0739569B1 System and method for transmitting picture or sound signals
07/28/1999CN1224523A Audio signal encoder, audio signal decoder, and method for encoding and decoding audio signal
07/27/1999US5930790 String-match array for substitutional compression