| 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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| 07/15/1997 | US5649054 Method and apparatus for coding digital sound by subtracting adaptive dither and inserting buried channel bits and an apparatus for decoding such encoding digital sound |
| 07/15/1997 | US5649053 Method for encoding audio signals |
| 07/15/1997 | US5649052 Adaptive digital audio encoding system |
| 07/15/1997 | US5649051 Constant data rate speech encoder for limited bandwidth path |
| 07/15/1997 | US5649032 System for automatically aligning images to form a mosaic image |
| 07/15/1997 | US5649030 Automatic method in an encoding device |
| 07/15/1997 | US5649029 MPEG audio/video decoder |
| 07/15/1997 | US5648989 For use in a communications device |
| 07/15/1997 | US5648779 Sigma-delta modulator having reduced delay from input to output |
| 07/15/1997 | US5648778 Stereo audio CODEC |
| 07/15/1997 | US5648775 High speed variable length code decoding apparatus |
| 07/15/1997 | US5648774 Method for encoding a sequence of fixed length source symbols |
| 07/15/1997 | US5648773 Data compression transmission system |
| 07/10/1997 | WO1997024811A1 Variable length decoder |
| 07/10/1997 | WO1997024810A1 Variable length decoder |
| 07/10/1997 | WO1997024809A1 Variable length decoder |
| 07/10/1997 | WO1997024808A1 Multi-code-book variable length decoder |
| 07/10/1997 | WO1997009665A3 Method and apparatus for compressing and decompressing image data |
| 07/10/1997 | DE19630052A1 Digital=analogue converter using sigma-delta method |
| 07/09/1997 | EP0783230A2 Transform coding of arbitrarily shaped image segments |
| 07/09/1997 | EP0783225A2 Digital information encoding/decoding apparatus and method |
| 07/09/1997 | EP0783208A2 Method and apparatus for double run-length encoding of binary data |
| 07/09/1997 | EP0783207A2 digital signal processing method and apparatus |
| 07/09/1997 | EP0782790A2 Analog-to-digital converter for generating a digital n-bit gray-code |
| 07/09/1997 | CN1154043A Reversible wavelet transform and embedded codestream manipulation |
| 07/09/1997 | CN1154014A High-speed variable-length decoder |
| 07/08/1997 | US5647024 Multi dimensional image compression and decompression method using feature points on a luminance contour line |
| 07/08/1997 | US5646961 Method for noise weighting filtering |
| 07/08/1997 | US5646873 Barrel shifter device and variable-length decoder |
| 07/08/1997 | US5646694 Moving picture decoding apparatus having three line buffers controlled to store and provide picture data of different resolutions |
| 07/08/1997 | US5646690 Apparatus for parallel decoding of digital video signals |
| 07/08/1997 | US5646689 Video encoder with feedback control |
| 07/08/1997 | US5646687 Temporally-pipelined predictive encoder/decoder circuit and method |
| 07/08/1997 | US5646686 Methods and apparatus for reducing drift in video decoders |
| 07/08/1997 | US5646618 Decoding one or more variable-length encoded signals using a single table lookup |
| 07/08/1997 | US5646617 Data compressing method, data restoring method, and information processing apparatus |
| 07/03/1997 | DE19654585A1 One-bit digital signal transmission device |
| 07/02/1997 | EP0782345A2 Memory management for a video decoder |
| 07/02/1997 | EP0782344A2 Video signal encoding system controller |
| 07/02/1997 | EP0782343A2 Video coding method |
| 07/02/1997 | EP0782339A1 Method and apparatus for compressing digital data |
| 07/02/1997 | EP0782322A2 Method of and apparatus for embedding data into an electronic document |
| 07/02/1997 | EP0782319A2 Apparatus for symmetrically reducing "N" least significant bits of an M-Bit digital signal |
| 07/02/1997 | EP0782128A1 Method of analysing by linear prediction an audio frequency signal, and its application to a method of coding and decoding an audio frequency signal |
| 07/02/1997 | EP0782070A1 Finite field inverter |
| 07/02/1997 | EP0781492A1 Grid moving method of object image and apparatus using the same and compaction/motion estimation method using the same and apparatus thereof |
| 07/02/1997 | CN1153566A Multi-pulse analysis speech processing system and method |
| 07/02/1997 | CN1153440A Digital signal decoding apparatus |
| 07/01/1997 | US5644569 Transmission of messages |
| 07/01/1997 | US5644312 Rom encoder circuit for flash ADC'S with transistor sizing to prevent sparkle errors |
| 07/01/1997 | US5644307 Modulation method, recording method, reproducing method, recording and reproducing apparatus, recording and reproducing method, and reproducing apparatus |
| 07/01/1997 | US5644306 Syntax independent variable length coder for digital video coder |
| 07/01/1997 | US5644305 High-efficiency encoding apparatus and high-efficiency decoding apparatus |
| 06/25/1997 | EP0781054A2 Method of encoding and decoding for data transmission |
| 06/25/1997 | EP0781052A2 Universal MPEG decoder with scalable picture size |
| 06/25/1997 | EP0781041A1 Progressive frames interpolation system |
| 06/25/1997 | EP0780832A2 Speech coding device for estimating an error of power envelopes of synthetic and input speech signals |
| 06/25/1997 | EP0780831A2 Coding of a speech or music signal with quantization of harmonics components specifically and then residue components |
| 06/25/1997 | EP0780795A1 Motion estimation process |
| 06/25/1997 | EP0780794A1 Motion estimation correction process in images with a periodical structure |
| 06/25/1997 | EP0780793A2 Motion estimation process with a calculator for successive image points of a video sequence |
| 06/25/1997 | EP0780792A2 Movement estimation calculating process for successive image points of a video sequence |
| 06/25/1997 | CN1152844A Method and arrangement of coding and decoding video signal by movement estimation based on characteristic point |
| 06/25/1997 | CN1152843A Image/audio coding and decoding device |
| 06/25/1997 | CN1152776A Method and arrangement for phoneme signal duplicating, decoding and synthesizing |
| 06/24/1997 | US5642383 Audio data coding method and audio data coding apparatus |
| 06/24/1997 | US5642305 Logarithm/inverse-logarithm converter and method of using same |
| 06/24/1997 | US5642115 Variable length coding system |
| 06/24/1997 | US5642114 Variable length code decoder using a content addressable memory with match inhibiting gate |
| 06/24/1997 | US5642113 Methods and devices for converting a sequence of m-bit information words to a modulated signal and including that signal on a record carrier, devices for decoding that signal and reading it from a record carrier, and that signal |
| 06/24/1997 | US5642112 Method and apparatus for performing LZW data compression utilizing an associative memory |
| 06/24/1997 | US5642111 High efficiency encoding or decoding method and device |
| 06/19/1997 | WO1997022182A1 A digital modulation apparatus, a digital modulation method, and a recording medium therefor |
| 06/19/1997 | DE19651465A1 Digital data level control circuit for audio volume, balance, or tone controls |
| 06/18/1997 | EP0779745A2 Method of converting data outputting sequence in inverse DCT and circuit thereof |
| 06/18/1997 | EP0779744A2 Method and apparatus for decoding digital video signals |
| 06/18/1997 | EP0779743A2 Apparatus for half-pixel image motion compensation |
| 06/18/1997 | EP0779741A2 A method and apparatus for generating variable rate synchronization signals |
| 06/18/1997 | EP0779732A2 Multi-point voice conferencing system over a wide area network |
| 06/18/1997 | EP0779720A2 Channel multiplex demultiplex method and channel multiplex demultiplex unit |
| 06/18/1997 | EP0779623A2 Digital data transmitting method |
| 06/18/1997 | CN1152377A Recording medium, digital modulation/demodulation apparatus and digital modulation/demodulation method |
| 06/18/1997 | CN1152217A Devices and methods for channel-encoding and channel-decoding of digital data |
| 06/18/1997 | CN1152216A Digital data encoding apparatus and method thereof |
| 06/18/1997 | CN1152164A Code excitation linear predictive coding device |
| 06/17/1997 | US5640601 Apparatus and method for indexing frames as the images are being compressed using signal from data digitizer to notify host unit at every frame |
| 06/17/1997 | US5640420 Variable length coder using two VLC tables |
| 06/17/1997 | US5640159 Quantization method for image data compression employing context modeling algorithm |
| 06/17/1997 | US5640158 Method of data compression |
| 06/12/1997 | WO1997021274A1 Method of compressing an analogue signal |
| 06/12/1997 | WO1997021211A1 Multi-channel predictive subband coder using psychoacoustic adaptive bit allocation |
| 06/12/1997 | WO1997017797A3 Apparatus and method for quadtree based variable block size motion estimation |
| 06/11/1997 | EP0778709A1 MPEG-2 decoding with a reduced RAM requisite by ADPCM recompression before storing MPEG decompressed data |
| 06/11/1997 | EP0778676A2 Multi-rate digital filter apparatus and method for sigma-delta conversion processes |
| 06/11/1997 | EP0753218A4 Fixed quality source coder |
| 06/11/1997 | CN1151664A Method and apparatus for setting search range for detecting motion vectors utilized for encoding picture data |
| 06/11/1997 | CN1151638A Method for allocating optimum amount of bits to MPEG audio data at high speed |
| 06/10/1997 | US5638498 Method and apparatus for reducing storage requirements for display data |
| 06/10/1997 | US5638129 For use in a motion-compensated video signal encoder |
| 06/10/1997 | US5638126 Method and apparatus for deciding quantization parameter |