CN100452657C - 对多声道数字音频信号进行压缩编码的编码方法 - Google Patents
对多声道数字音频信号进行压缩编码的编码方法 Download PDFInfo
- Publication number
- CN100452657C CN100452657C CNB2005100987090A CN200510098709A CN100452657C CN 100452657 C CN100452657 C CN 100452657C CN B2005100987090 A CNB2005100987090 A CN B2005100987090A CN 200510098709 A CN200510098709 A CN 200510098709A CN 100452657 C CN100452657 C CN 100452657C
- Authority
- CN
- China
- Prior art keywords
- sub
- bit
- band
- frame
- coding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN02130245.6A CN1233163C (zh) | 2002-08-21 | 2002-08-21 | 多声道数字音频信号的压缩编码和解码设备及其方法 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN02130245.6A Division CN1233163C (zh) | 2002-08-21 | 2002-08-21 | 多声道数字音频信号的压缩编码和解码设备及其方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1750404A CN1750404A (zh) | 2006-03-22 |
CN100452657C true CN100452657C (zh) | 2009-01-14 |
Family
ID=34144427
Family Applications (11)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB200510095900XA Expired - Lifetime CN100477531C (zh) | 2002-08-21 | 2002-08-21 | 用于对多声道数字音频信号进行压缩编码的编码方法 |
CN02130245.6A Expired - Lifetime CN1233163C (zh) | 2002-08-21 | 2002-08-21 | 多声道数字音频信号的压缩编码和解码设备及其方法 |
CNB2005100987137A Expired - Lifetime CN100533990C (zh) | 2002-08-21 | 2002-08-21 | 用于对多声道数字音频信号进行压缩编码的编码器 |
CNB2005100987103A Expired - Lifetime CN100481735C (zh) | 2002-08-21 | 2002-08-21 | 用于从编码后的音频数据流中解码重建多声道音频信号的解码方法 |
CNB2005100987090A Expired - Lifetime CN100452657C (zh) | 2002-08-21 | 2002-08-21 | 对多声道数字音频信号进行压缩编码的编码方法 |
CNB2005100987086A Expired - Lifetime CN100481734C (zh) | 2002-08-21 | 2002-08-21 | 用于从音频数据码流中解码重建多声道音频信号的解码器 |
CNB2005100987122A Expired - Lifetime CN100481736C (zh) | 2002-08-21 | 2002-08-21 | 用于对多声道数字音频信号进行压缩编码的编码方法 |
CNB2005100987118A Expired - Lifetime CN100435485C (zh) | 2002-08-21 | 2002-08-21 | 用于从音频数据码流中解码重建多声道音频信号的解码器 |
CNB2005100987141A Expired - Lifetime CN100474780C (zh) | 2002-08-21 | 2002-08-21 | 用于从编码后的音频数据流中解码重建多声道音频信号的解码方法 |
CNB2005100983028A Expired - Lifetime CN100481733C (zh) | 2002-08-21 | 2002-08-21 | 用于对多声道数字音频信号进行压缩编码的编码器 |
CNB2005100983032A Expired - Lifetime CN100505554C (zh) | 2002-08-21 | 2002-08-21 | 用于从编码后的音频数据流中解码重建多声道音频信号的方法 |
Family Applications Before (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB200510095900XA Expired - Lifetime CN100477531C (zh) | 2002-08-21 | 2002-08-21 | 用于对多声道数字音频信号进行压缩编码的编码方法 |
CN02130245.6A Expired - Lifetime CN1233163C (zh) | 2002-08-21 | 2002-08-21 | 多声道数字音频信号的压缩编码和解码设备及其方法 |
CNB2005100987137A Expired - Lifetime CN100533990C (zh) | 2002-08-21 | 2002-08-21 | 用于对多声道数字音频信号进行压缩编码的编码器 |
CNB2005100987103A Expired - Lifetime CN100481735C (zh) | 2002-08-21 | 2002-08-21 | 用于从编码后的音频数据流中解码重建多声道音频信号的解码方法 |
Family Applications After (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100987086A Expired - Lifetime CN100481734C (zh) | 2002-08-21 | 2002-08-21 | 用于从音频数据码流中解码重建多声道音频信号的解码器 |
CNB2005100987122A Expired - Lifetime CN100481736C (zh) | 2002-08-21 | 2002-08-21 | 用于对多声道数字音频信号进行压缩编码的编码方法 |
CNB2005100987118A Expired - Lifetime CN100435485C (zh) | 2002-08-21 | 2002-08-21 | 用于从音频数据码流中解码重建多声道音频信号的解码器 |
CNB2005100987141A Expired - Lifetime CN100474780C (zh) | 2002-08-21 | 2002-08-21 | 用于从编码后的音频数据流中解码重建多声道音频信号的解码方法 |
CNB2005100983028A Expired - Lifetime CN100481733C (zh) | 2002-08-21 | 2002-08-21 | 用于对多声道数字音频信号进行压缩编码的编码器 |
CNB2005100983032A Expired - Lifetime CN100505554C (zh) | 2002-08-21 | 2002-08-21 | 用于从编码后的音频数据流中解码重建多声道音频信号的方法 |
Country Status (1)
Country | Link |
---|---|
CN (11) | CN100477531C (zh) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100477531C (zh) * | 2002-08-21 | 2009-04-08 | 广州广晟数码技术有限公司 | 用于对多声道数字音频信号进行压缩编码的编码方法 |
ES2295837T3 (es) * | 2004-03-12 | 2008-04-16 | Nokia Corporation | Sistesis de una señal de audio monofonica sobre la base de una señal de audio multicanal codificada. |
TW200845724A (en) * | 2004-06-02 | 2008-11-16 | Matsushita Electric Ind Co Ltd | Multiplexing apparatus and demultiplexing apparatus |
CN101247129B (zh) * | 2004-09-17 | 2012-05-23 | 广州广晟数码技术有限公司 | 用于音频信号编码的码书分配方法 |
KR100682915B1 (ko) * | 2005-01-13 | 2007-02-15 | 삼성전자주식회사 | 다채널 신호 부호화/복호화 방법 및 장치 |
US8102872B2 (en) * | 2005-02-01 | 2012-01-24 | Qualcomm Incorporated | Method for discontinuous transmission and accurate reproduction of background noise information |
JP4809370B2 (ja) * | 2005-02-23 | 2011-11-09 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | マルチチャネル音声符号化における適応ビット割り当て |
US20070036228A1 (en) * | 2005-08-12 | 2007-02-15 | Via Technologies Inc. | Method and apparatus for audio encoding and decoding |
CN1758772B (zh) * | 2005-11-04 | 2010-05-05 | 无敌科技(西安)有限公司 | 多媒体文件影音同步的播放方法及其系统 |
CN101030379B (zh) * | 2007-03-26 | 2011-10-12 | 北京中星微电子有限公司 | 一种数字音频信号比特分配的方法和装置 |
CN101277461B (zh) * | 2007-03-27 | 2011-05-04 | 展讯通信(上海)有限公司 | 一种在td-scdma系统中同时传输高低码流的方法和系统 |
CN101067931B (zh) * | 2007-05-10 | 2011-04-20 | 芯晟(北京)科技有限公司 | 一种高效可配置的频域参数立体声及多声道编解码方法与系统 |
CN101321293B (zh) * | 2007-06-06 | 2010-08-18 | 中兴通讯股份有限公司 | 一种实现多路节目复用的装置和方法 |
CN101179716B (zh) * | 2007-11-30 | 2011-12-07 | 华南理工大学 | 一种压缩域的传输数据流音频自动增益控制方法 |
CN101562015A (zh) * | 2008-04-18 | 2009-10-21 | 华为技术有限公司 | 音频处理方法及装置 |
JP4702402B2 (ja) * | 2008-06-05 | 2011-06-15 | ソニー株式会社 | 信号送信装置、信号送信方法、信号受信装置及び信号受信方法 |
CN102157151B (zh) | 2010-02-11 | 2012-10-03 | 华为技术有限公司 | 一种多声道信号编码方法、解码方法、装置和系统 |
CN102436819B (zh) * | 2011-10-25 | 2013-02-13 | 杭州微纳科技有限公司 | 无线音频压缩、解压缩方法及音频编码器和音频解码器 |
CA2987808C (en) * | 2016-01-22 | 2020-03-10 | Guillaume Fuchs | Apparatus and method for encoding or decoding an audio multi-channel signal using spectral-domain resampling |
WO2017132366A1 (en) | 2016-01-26 | 2017-08-03 | Dolby Laboratories Licensing Corporation | Adaptive quantization |
CN110009803A (zh) * | 2017-12-26 | 2019-07-12 | 广州因文际会品牌策划有限公司 | 一种基于互联网的计算机零配件售卖系统 |
CN108550369B (zh) * | 2018-04-14 | 2020-08-11 | 全景声科技南京有限公司 | 一种可变长度的全景声信号编解码方法 |
CN111462767B (zh) * | 2020-04-10 | 2024-01-09 | 全景声科技南京有限公司 | 音频信号的增量编码方法及装置 |
CN111681664A (zh) * | 2020-07-24 | 2020-09-18 | 北京百瑞互联技术有限公司 | 一种降低音频编码码率的方法、系统、存储介质及设备 |
CN112151046B (zh) * | 2020-09-25 | 2024-06-18 | 北京百瑞互联技术股份有限公司 | Lc3编码器自适应调节多声道传输码率的方法、装置及介质 |
CN115691514A (zh) * | 2021-07-29 | 2023-02-03 | 华为技术有限公司 | 一种多声道信号的编解码方法和装置 |
CN115881139A (zh) * | 2021-09-29 | 2023-03-31 | 华为技术有限公司 | 编解码方法、装置、设备、存储介质及计算机程序 |
CN115116455A (zh) * | 2022-06-15 | 2022-09-27 | 腾讯科技(深圳)有限公司 | 音频处理方法、装置、设备、存储介质及计算机程序产品 |
CN118016080B (zh) * | 2024-04-09 | 2024-06-25 | 腾讯科技(深圳)有限公司 | 一种音频处理方法、音频处理器及相关装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5388181A (en) * | 1990-05-29 | 1995-02-07 | Anderson; David J. | Digital audio compression system |
US5488663A (en) * | 1992-02-03 | 1996-01-30 | U.S. Philips Corporation | Encoding methods for generating a digital signal containing modulated bit allocation information, and record carriers containing that signal |
CN1119376A (zh) * | 1994-01-18 | 1996-03-27 | 大宇电子株式会社 | 对来自多个信道的输入数字音频信号自适应编码的装置 |
CN1208489A (zh) * | 1995-12-01 | 1999-02-17 | 数字剧场系统股份有限公司 | 采用心理声学自适应位分配方式的多通道预测子带编码器 |
CN1750407A (zh) * | 2002-08-21 | 2006-03-22 | 中山正音数字技术有限公司 | 用于对多声道数字音频信号进行压缩编码的编码方法 |
-
2002
- 2002-08-21 CN CNB200510095900XA patent/CN100477531C/zh not_active Expired - Lifetime
- 2002-08-21 CN CN02130245.6A patent/CN1233163C/zh not_active Expired - Lifetime
- 2002-08-21 CN CNB2005100987137A patent/CN100533990C/zh not_active Expired - Lifetime
- 2002-08-21 CN CNB2005100987103A patent/CN100481735C/zh not_active Expired - Lifetime
- 2002-08-21 CN CNB2005100987090A patent/CN100452657C/zh not_active Expired - Lifetime
- 2002-08-21 CN CNB2005100987086A patent/CN100481734C/zh not_active Expired - Lifetime
- 2002-08-21 CN CNB2005100987122A patent/CN100481736C/zh not_active Expired - Lifetime
- 2002-08-21 CN CNB2005100987118A patent/CN100435485C/zh not_active Expired - Lifetime
- 2002-08-21 CN CNB2005100987141A patent/CN100474780C/zh not_active Expired - Lifetime
- 2002-08-21 CN CNB2005100983028A patent/CN100481733C/zh not_active Expired - Lifetime
- 2002-08-21 CN CNB2005100983032A patent/CN100505554C/zh not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5388181A (en) * | 1990-05-29 | 1995-02-07 | Anderson; David J. | Digital audio compression system |
US5488663A (en) * | 1992-02-03 | 1996-01-30 | U.S. Philips Corporation | Encoding methods for generating a digital signal containing modulated bit allocation information, and record carriers containing that signal |
CN1119376A (zh) * | 1994-01-18 | 1996-03-27 | 大宇电子株式会社 | 对来自多个信道的输入数字音频信号自适应编码的装置 |
CN1208489A (zh) * | 1995-12-01 | 1999-02-17 | 数字剧场系统股份有限公司 | 采用心理声学自适应位分配方式的多通道预测子带编码器 |
US5978762A (en) * | 1995-12-01 | 1999-11-02 | Digital Theater Systems, Inc. | Digitally encoded machine readable storage media using adaptive bit allocation in frequency, time and over multiple channels |
CN1750407A (zh) * | 2002-08-21 | 2006-03-22 | 中山正音数字技术有限公司 | 用于对多声道数字音频信号进行压缩编码的编码方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1477872A (zh) | 2004-02-25 |
CN1750408A (zh) | 2006-03-22 |
CN1750402A (zh) | 2006-03-22 |
CN1750406A (zh) | 2006-03-22 |
CN1750405A (zh) | 2006-03-22 |
CN1750403A (zh) | 2006-03-22 |
CN1750409A (zh) | 2006-03-22 |
CN1750407A (zh) | 2006-03-22 |
CN1783727A (zh) | 2006-06-07 |
CN100481733C (zh) | 2009-04-22 |
CN100477531C (zh) | 2009-04-08 |
CN100474780C (zh) | 2009-04-01 |
CN100481735C (zh) | 2009-04-22 |
CN1750404A (zh) | 2006-03-22 |
CN100533990C (zh) | 2009-08-26 |
CN1756087A (zh) | 2006-04-05 |
CN100481736C (zh) | 2009-04-22 |
CN100505554C (zh) | 2009-06-24 |
CN100435485C (zh) | 2008-11-19 |
CN1233163C (zh) | 2005-12-21 |
CN100481734C (zh) | 2009-04-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100452657C (zh) | 对多声道数字音频信号进行压缩编码的编码方法 | |
JP7053725B2 (ja) | フレーム制御同期化を使用して多チャネル信号を符号化又は復号化する装置及び方法 | |
CN101124740B (zh) | 多声道音频信号编码和解码的方法和装置和音频传送系统 | |
AU2006228821B2 (en) | Device and method for producing a data flow and for producing a multi-channel representation | |
EP1749296B1 (en) | Multichannel audio extension | |
US8817992B2 (en) | Multichannel audio coder and decoder | |
US9424853B2 (en) | Apparatus and method for synchronizing multichannel extension data with an audio signal and for processing the audio signal | |
US20060235678A1 (en) | Apparatus and method of encoding audio data and apparatus and method of decoding encoded audio data | |
EP1852851A1 (en) | An enhanced audio encoding/decoding device and method | |
US20110112669A1 (en) | Apparatus and Method for Calculating a Fingerprint of an Audio Signal, Apparatus and Method for Synchronizing and Apparatus and Method for Characterizing a Test Audio Signal | |
US20080077412A1 (en) | Method, medium, and system encoding and/or decoding audio signals by using bandwidth extension and stereo coding | |
CN101253557A (zh) | 立体声编码装置、立体声解码装置、及立体声编码方法 | |
MX2007002854A (es) | Metodo y dispositivo para generar senal de multicanal o conjunto de datos de parametros. | |
KR20070001139A (ko) | 오디오 분배 시스템, 오디오 인코더, 오디오 디코더 및이들의 동작 방법들 | |
TW201618083A (zh) | 使用獨立噪聲填充產生增強信號的裝置及方法 | |
US20090164227A1 (en) | Apparatus for Processing Media Signal and Method Thereof | |
UA126393C2 (uk) | Зворотно сумісне компонування гармонічного транспозера для реконструкції високих частот звукових сигналів | |
CN1783726B (zh) | 用于从音频数据码流中解码重建多声道音频信号的解码器 | |
JP2006146247A (ja) | オーディオ復号装置 | |
KR20080066537A (ko) | 부가정보를 가지는 오디오신호의 부호화/복호화 방법 및장치 | |
CN101361277B (zh) | 处理音频信号的方法和装置 | |
CN103733256A (zh) | 音频信号处理方法、音频编码设备、音频解码设备和采用所述方法的终端 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20060324 Address after: Floor 2, building 6, Science Park, South China University of Technology, Tianhe District energy road, Guangzhou Applicant after: DIGITAL RISE TECHNOLOGY CO.,LTD. Address before: Guangdong province Zhongshan City Shengping Road No. 10 building 14 floor construction Applicant before: Zhengyin Digital Technology Co.,Ltd. Zhongshan City Co-applicant before: You Yuli |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20060322 Assignee: Shenzhen Guangsheng Digital Technology Co.,Ltd. Assignor: DIGITAL RISE TECHNOLOGY CO.,LTD. Contract record no.: 2010990000326 Denomination of invention: Coding method for compressing coding of multiple audio track audio signal Granted publication date: 20090114 License type: Common License Record date: 20100602 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20090114 |