| 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) |
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| 12/23/1998 | CA2263454A1 Digital signal converting method and device, transformation matrix generating method and device, and supply medium |
| 12/22/1998 | US5852566 Apparatus for reducing quantization distortion |
| 12/22/1998 | CA2074549C Method and apparatus for communicating digital information, such as compressed video, using trellis coded qam |
| 12/17/1998 | WO1998057496A1 Decoder and decoding method for information signal |
| 12/17/1998 | WO1998057468A2 Dc suppression for pcm modems |
| 12/17/1998 | WO1998057436A2 Source coding enhancement using spectral-band replication |
| 12/17/1998 | WO1998039723A3 Improvements relating to data compression |
| 12/17/1998 | CA2425421A1 Dc suppression for pcm modems |
| 12/16/1998 | EP0884851A2 System and method of data compression and non-linear sampling for implantable and battery-powered devices |
| 12/16/1998 | EP0884850A2 Scalable audio coding/decoding method and apparatus |
| 12/16/1998 | EP0883950A2 Transition-controlled digital encoding and signal transmission system |
| 12/16/1998 | EP0883864A1 Wavelet based data compression |
| 12/16/1998 | CN2301013Y Digital sound multi-sampling frequency convertor |
| 12/16/1998 | CN1202066A Image data recording method and digit apparatus using the same method |
| 12/15/1998 | US5850574 Apparatus for voice encoding/decoding utilizing a control to minimize a time required upon encoding/decoding each subframe of data on the basis of word transfer information |
| 12/15/1998 | US5850565 Data compression method and apparatus |
| 12/15/1998 | US5850484 Machine for transmitting color images |
| 12/15/1998 | US5850418 Encoding system and encoding method for encoding a digital signal having at least a first and a second digital component |
| 12/15/1998 | US5850403 Process of selectively protecting information bits against transmission errors |
| 12/15/1998 | US5850401 For use in an atm |
| 12/15/1998 | US5850346 System for embedding hidden source information in three-dimensional computer model data |
| 12/15/1998 | US5850260 Method for controlling a memory storage device |
| 12/15/1998 | CA2122753C Apparatus and method for communicating digital data using trellis coding with punctured convolutional codes |
| 12/15/1998 | CA2021514C Constrained-stochastic-excitation coding |
| 12/10/1998 | WO1998056116A2 Data compression and expansion of an in-level information signal |
| 12/10/1998 | WO1998055929A1 Creating a perfect hash using offset table |
| 12/09/1998 | EP0883300A2 Temporal and spatial scaleable coding for video object planes |
| 12/09/1998 | CN1201308A Information coding method and apparatus, information decoding method and apparatus, and information recording medium |
| 12/09/1998 | CN1201238A Storage integrated circuit and main storage system and figure storage system thereof using same |
| 12/08/1998 | US5848387 Perceptual speech coding using prediction residuals, having harmonic magnitude codebook for voiced and waveform codebook for unvoiced frames |
| 12/08/1998 | US5848195 Selection of huffman tables for signal encoding |
| 12/08/1998 | US5847764 Reduction of image information distoration by adaptively band-limiting the image information as a function of at least a quantizing value |
| 12/08/1998 | US5847762 MPEG system which decompresses and then recompresses MPEG video data before storing said recompressed MPEG video data into memory |
| 12/03/1998 | WO1998054906A1 Run-level pair buffering for fast variable length decoder circuit |
| 12/03/1998 | WO1998054904A1 Coding method and coding equipment using the same |
| 12/03/1998 | WO1998054840A2 Apparatus and method for the reduction of periodic noise in a sigma-delta modulator |
| 12/03/1998 | DE19821727A1 Apparatus for variable length coding |
| 12/02/1998 | EP0881839A2 Variable bit rate encoder. |
| 12/02/1998 | EP0881777A2 High linearity digital to analog converter |
| 12/02/1998 | EP0880868A2 Method and apparatus for compressing and transmitting high speed data |
| 12/02/1998 | EP0832521B1 Process for encoding an audio signal digitalised at a low sampling frequency |
| 12/02/1998 | EP0819350B1 Method and system for representing a data set with a data transforming function and data mask |
| 12/02/1998 | EP0792494A4 Mosaic based image processing system and method for processing images |
| 12/02/1998 | EP0783823A4 Measuring and regulating synchronization of merged video and audio data |
| 12/02/1998 | EP0772929A4 Methods and systems for creating and authenticating unalterable self-verifying articles |
| 12/02/1998 | CN1200857A Data compression method and device |
| 12/02/1998 | CN1200604A Data compression method and apparatus |
| 12/01/1998 | US5845244 Adapting noise masking level in analysis-by-synthesis employing perceptual weighting |
| 12/01/1998 | US5845238 System and method for using a correspondence table to compress a pronunciation guide |
| 12/01/1998 | US5845088 Method for the production and transmission of enhanced interactive multimedia information |
| 12/01/1998 | US5845083 MPEG encoding and decoding system for multimedia applications |
| 12/01/1998 | US5845021 Image information encoding/decoding system |
| 12/01/1998 | US5845016 Image compressing apparatus |
| 12/01/1998 | US5845013 Method of coding images of an image sequence |
| 12/01/1998 | US5845012 Apparatus for encoding an image signal having a still object |
| 12/01/1998 | US5844718 Image processing apparatus and method in which multi-level color signal with removed edge component is encoded |
| 12/01/1998 | US5844611 Image coding system which limits number of variable length code words |
| 12/01/1998 | US5844513 Method and apparatus for transmitting sigma delta modulated audio signals |
| 12/01/1998 | US5844508 Data coding method, data decoding method, data compression apparatus, and data decompression apparatus |
| 12/01/1998 | US5844507 Rate 16/17 ENDEC with independent high/low byte decoding |
| 11/26/1998 | WO1998034398A3 An embedded image coder with rate-distortion optimization |
| 11/25/1998 | EP0880100A2 Cache-based data compression/decompression |
| 11/25/1998 | EP0879465A2 Data processing of a bitstream signal |
| 11/25/1998 | EP0572638B1 Method and apparatus for encoding of data using both vector quantization and runlength encoding and using adaptive runglength encoding |
| 11/25/1998 | CN1200223A Information transmitting method, encoder/decoder of information transmitting system using the method, and encoding multiplexer/decoding inverse multiplexer |
| 11/25/1998 | CN1199959A Audio coding method and apparatus |
| 11/24/1998 | US5842224 Method and apparatus for source filtering data packets between networks of differing media |
| 11/24/1998 | US5841953 Method for compressing and decompressing data files |
| 11/24/1998 | US5841945 Voice signal compacting and expanding device with frequency division |
| 11/24/1998 | US5841935 Coding method and recording and reproducing apparatus |
| 11/24/1998 | US5841909 Method of generating an orthogonal basis function set in an image processing system |
| 11/24/1998 | US5841904 Image processing method and apparatus |
| 11/24/1998 | US5841386 Simple high resolution monolithic DAC for the tuning of an external VCXO (voltage controlled quartz oscillator) |
| 11/24/1998 | US5841381 Huffman coding/decoding using an intermediate code number |
| 11/24/1998 | US5841380 Variable length decoder and method for decoding two codes per clock cycle |
| 11/24/1998 | US5841379 Method and apparatus for selectively counting consecutive bits |
| 11/24/1998 | US5841377 Adaptive transform coding system, adaptive transform decoding system and adaptive transform coding/decoding system |
| 11/24/1998 | US5841376 Data compression and decompression scheme using a search tree in which each entry is stored with an infinite-length character string |
| 11/24/1998 | CA2108460C Vocabulary memory allocation for adaptive data compression of frame-multiplexed traffic |
| 11/24/1998 | CA2094991C Image coding/decoding apparatus |
| 11/24/1998 | CA2090052C Method and apparatus for the perceptual coding of audio signals |
| 11/24/1998 | CA2087876C Moving-image signal encoding apparatus |
| 11/19/1998 | WO1998052346A1 Lossless image compression with tree coding |
| 11/19/1998 | WO1998052286A2 Swept frequency device test |
| 11/19/1998 | WO1998052188A1 Audio signal encoder, audio signal decoder, and method for encoding and decoding audio signal |
| 11/19/1998 | WO1998052187A1 Audio coding systems and methods |
| 11/19/1998 | WO1998052148A1 System and method for scalable coding of sparse data sets |
| 11/19/1998 | WO1998035447A3 Audio coding method and apparatus |
| 11/18/1998 | EP0878915A2 Method and apparatus for compression and decompression of data |
| 11/18/1998 | EP0878914A2 Data compression method and apparatus |
| 11/18/1998 | EP0878798A2 Audio signal encoding/decoding method and apparatus |
| 11/18/1998 | EP0878790A1 Voice coding system and method |
| 11/18/1998 | EP0878055A2 Variable length decoding |
| 11/18/1998 | CN1199307A Apparatus and method of coding/decoding and storage medium storing coded signal |
| 11/18/1998 | CN1199306A Picture coding, decoding apparatus and program record medium |
| 11/18/1998 | CN1199284A Symbols decoding method and apparatus |
| 11/18/1998 | CN1199283A Motion image decoding method and apparatus |
| 11/17/1998 | US5839098 Speech coder methods and systems |
| 11/17/1998 | US5838996 Digital signal managing apparatus |
| 11/17/1998 | US5838964 Numeric method to compress a digital data file |