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Class Information
Number: 704/229
Name: Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression > Speech signal processing > For storage or transmission > Adaptive bit allocation
Description: Subject matter wherein limited storage or transmission resources are allocated by giving more resources to areas containing more data and giving fewer resources to areas containing less data.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7630882 |
Frequency segmentation to obtain bands for efficient coding of digital media |
Dec. 8, 2009 |
| 7630889 |
Code conversion method and device |
Dec. 8, 2009 |
| 7630902 |
Apparatus and methods for digital audio coding using codebook application ranges |
Dec. 8, 2009 |
| 7620545 |
Scale factor based bit shifting in fine granularity scalability audio coding |
Nov. 17, 2009 |
| 7620543 |
Method, medium, and apparatus for converting audio data |
Nov. 17, 2009 |
| 7613603 |
Audio coding device with fast algorithm for determining quantization step sizes based on psycho-acoustic model |
Nov. 3, 2009 |
| 7613606 |
Speech codecs |
Nov. 3, 2009 |
| 7613605 |
Audio signal encoding apparatus and method |
Nov. 3, 2009 |
| 7613609 |
Apparatus and method for encoding a multi-channel signal and a program pertaining thereto |
Nov. 3, 2009 |
| 7606711 |
Audio signal processing device, signal recovering device, audio signal processing method and signal recovering method |
Oct. 20, 2009 |
| 7606705 |
Speech data receiver with detection of channel-coding rate |
Oct. 20, 2009 |
| 7599835 |
Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program |
Oct. 6, 2009 |
| 7590543 |
Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks |
Sep. 15, 2009 |
| 7577570 |
Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks |
Aug. 18, 2009 |
| 7565289 |
Echo avoidance in audio time stretching |
Jul. 21, 2009 |
| 7543212 |
Low-density parity-check (LDPC) encoder |
Jun. 2, 2009 |
| 7498959 |
Apparatus and method of wideband decoding to synthesize a decoded excitation signal with a generated high frequency band signal |
Mar. 3, 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 |
| 7469209 |
Method and apparatus for frame classification and rate determination in voice transcoders for telecommunications |
Dec. 23, 2008 |
| 7451080 |
Controlling apparatus and method for bit rate |
Nov. 11, 2008 |
| 7437299 |
Coding of stereo signals |
Oct. 14, 2008 |
| 7437285 |
Adaptive media encoding and decoding equipment |
Oct. 14, 2008 |
| 7433817 |
Apparatus and method applying adaptive spectral whitening in a high-frequency reconstruction coding system |
Oct. 7, 2008 |
| 7421376 |
Comparison of data signals using characteristic electronic thumbprints |
Sep. 2, 2008 |
| 7409338 |
Softbit speech decoder and related method for performing speech loss concealment |
Aug. 5, 2008 |
| 7406412 |
Reduced computational complexity of bit allocation for perceptual coding |
Jul. 29, 2008 |
| 7383180 |
Constant bitrate media encoding techniques |
Jun. 3, 2008 |
| 7373282 |
Fault severity check and source identification |
May. 13, 2008 |
| 7373293 |
Quantization noise shaping method and apparatus |
May. 13, 2008 |
| RE40280 |
Rate loop processor for perceptual encoder/decoder |
Apr. 29, 2008 |
| 7363231 |
Coding device, decoding device, and methods thereof |
Apr. 22, 2008 |
| 7349842 |
Rate-distortion control scheme in audio encoding |
Mar. 25, 2008 |
| 7343285 |
Method to integrate user data into uncompressed audio data |
Mar. 11, 2008 |
| 7343287 |
Method and apparatus for scalable encoding and method and apparatus for scalable decoding |
Mar. 11, 2008 |
| 7343286 |
Method and apparatus for digital signal processing |
Mar. 11, 2008 |
| 7330738 |
Apparatus and method for canceling residual echo in a mobile terminal of a mobile communication system |
Feb. 12, 2008 |
| 7330812 |
Method and apparatus for transmitting an audio stream having additional payload in a hidden sub-channel |
Feb. 12, 2008 |
| 7328152 |
Fast bit allocation method for audio coding |
Feb. 5, 2008 |
| 7318026 |
Encoding apparatus and method, decoding apparatus and method, and recording medium recording apparatus and method |
Jan. 8, 2008 |
| 7318027 |
Conversion of synthesized spectral components for encoding and low-complexity transcoding |
Jan. 8, 2008 |
| 7315817 |
Sound encoder and sound decoder |
Jan. 1, 2008 |
| 7315814 |
Method and apparatus providing adaptive multi-rate speech coding |
Jan. 1, 2008 |
| 7313520 |
Adaptive variable bit rate audio compression encoding |
Dec. 25, 2007 |
| 7310596 |
Method and system for embedding and extracting data from encoded voice code |
Dec. 18, 2007 |
| 7302386 |
Focused search method of fixed codebook and apparatus thereof |
Nov. 27, 2007 |
| 7299172 |
Systems and methods for sound compression |
Nov. 20, 2007 |
| 7295973 |
Quality control quantization loop and bitrate control quantization loop for quality and rate control for digital audio |
Nov. 13, 2007 |
| 7283957 |
Multi-channel signal encoding and decoding |
Oct. 16, 2007 |
| 7277849 |
Efficiency improvements in scalable audio coding |
Oct. 2, 2007 |
| 7275031 |
Apparatus and method for encoding an audio signal and apparatus and method for decoding an encoded audio signal |
Sep. 25, 2007 |
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