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Class Information
Number: 704/503
Name: Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression > Audio signal time compression or expansion (e.g., run length coding)
Description: Subject matter where there is either an expansion or reduction of the time required for transmission of a nonspeech
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7613615 |
Circuits, systems, and methods for real-time de-shuffling of shuffled audio data |
Nov. 3, 2009 |
| 7613609 |
Apparatus and method for encoding a multi-channel signal and a program pertaining thereto |
Nov. 3, 2009 |
| 7610205 |
High quality time-scaling and pitch-scaling of audio signals |
Oct. 27, 2009 |
| 7606716 |
Systems and methods for multi-dialog surround audio |
Oct. 20, 2009 |
| 7599840 |
Selectively using multiple entropy models in adaptive coding and decoding |
Oct. 6, 2009 |
| 7596488 |
System and method for real-time jitter control and packet-loss concealment in an audio signal |
Sep. 29, 2009 |
| 7590531 |
Robust decoder |
Sep. 15, 2009 |
| 7587314 |
Single-codebook vector quantization for multiple-rate applications |
Sep. 8, 2009 |
| 7584106 |
Method and apparatus for reducing access delay in discontinuous transmission packet telephony systems |
Sep. 1, 2009 |
| 7558391 |
Compander architecture and methods |
Jul. 7, 2009 |
| 7555434 |
Audio decoding device, decoding method, and program |
Jun. 30, 2009 |
| 7539094 |
Multi-bit stream of multimedia data processing |
May. 26, 2009 |
| 7526432 |
Apparatus and method for producing a data stream and apparatus and method for reading a data stream |
Apr. 28, 2009 |
| 7519520 |
Compact signal coding method and apparatus |
Apr. 14, 2009 |
| 7518054 |
Audio reproduction apparatus, method, computer program |
Apr. 14, 2009 |
| 7515711 |
Methods and apparatuses for encrypting video and for decrypting video |
Apr. 7, 2009 |
| 7516230 |
Method and device for the generation or decoding of a scalable data stream with provision for a bit-store, encoder and scalable encoder |
Apr. 7, 2009 |
| 7516066 |
Audio coding |
Apr. 7, 2009 |
| 7505897 |
Generalized Lempel-Ziv compression for multimedia signals |
Mar. 17, 2009 |
| 7502743 |
Multi-channel audio encoding and decoding with multi-channel transform selection |
Mar. 10, 2009 |
| 7496517 |
Method and device for generating a scalable data stream and method and device for decoding a scalable data stream with provision for a bit saving bank function |
Feb. 24, 2009 |
| 7472069 |
Apparatus for processing framed audio data for fade-in/fade-out effects |
Dec. 30, 2008 |
| 7469206 |
Methods for improving high frequency reconstruction |
Dec. 23, 2008 |
| 7460479 |
Late frame recovery method |
Dec. 2, 2008 |
| 7454353 |
Method and device for the generation of a scalable data stream and method and device for decoding a scalable data stream |
Nov. 18, 2008 |
| 7447639 |
System and method for error concealment in digital audio transmission |
Nov. 4, 2008 |
| 7447640 |
Acoustic signal encoding method and apparatus, acoustic signal decoding method and apparatus and recording medium |
Nov. 4, 2008 |
| 7433825 |
Apparatus and method for producing a data stream and apparatus and method for reading a data stream |
Oct. 7, 2008 |
| 7433824 |
Entropy coding by adapting coding between level and run-length/level modes |
Oct. 7, 2008 |
| 7430296 |
Circuit arrangement for reducing the dynamic range of audio signals |
Sep. 30, 2008 |
| 7426470 |
Energy-based nonuniform time-scale modification of audio signals |
Sep. 16, 2008 |
| 7395209 |
Fixed point audio decoding system and method |
Jul. 1, 2008 |
| 7395210 |
Progressive to lossless embedded audio coder (PLEAC) with multiple factorization reversible transform |
Jul. 1, 2008 |
| 7389237 |
Recording and reproducing apparatus for use with optical recording medium having real-time, losslessly encoded data |
Jun. 17, 2008 |
| 7369633 |
Method and apparatus for providing carrier synchronization in digital broadcast and interactive systems |
May. 6, 2008 |
| 7363232 |
Method and system for enabling audio speed conversion |
Apr. 22, 2008 |
| 7343286 |
Method and apparatus for digital signal processing |
Mar. 11, 2008 |
| 7337108 |
System and method for providing high-quality stretching and compression of a digital audio signal |
Feb. 26, 2008 |
| 7328162 |
Source coding enhancement using spectral-band replication |
Feb. 5, 2008 |
| 7318035 |
Audio coding systems and methods using spectral component coupling and spectral component regeneration |
Jan. 8, 2008 |
| 7315817 |
Sound encoder and sound decoder |
Jan. 1, 2008 |
| 7313519 |
Transient performance of low bit rate audio coding systems by reducing pre-noise |
Dec. 25, 2007 |
| 7305346 |
Audio processing method and audio processing apparatus |
Dec. 4, 2007 |
| 7299191 |
Radio transmission device and method, radio receiving device and method, radio transmitting/receiving system, and storage medium |
Nov. 20, 2007 |
| 7289963 |
Sound-reproducing apparatus and high frequency interpolation-processing method |
Oct. 30, 2007 |
| 7286601 |
Digital broadcast system having transmission apparatus and receiving apparatus |
Oct. 23, 2007 |
| 7283968 |
Method for grouping short windows in audio encoding |
Oct. 16, 2007 |
| 7274738 |
System for improving performance of compression and decompression algorithms in a telecommunication system |
Sep. 25, 2007 |
| 7272566 |
Reducing scale factor transmission cost for MPEG-2 advanced audio coding (AAC) using a lattice based post processing technique |
Sep. 18, 2007 |
| 7269550 |
Encoding device and decoding device |
Sep. 11, 2007 |
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