CN1819021A - 可选模式编码器与可变速率编解码器间的代码转换方法 - Google Patents
可选模式编码器与可变速率编解码器间的代码转换方法 Download PDFInfo
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- CN1819021A CN1819021A CNA2006100094894A CN200610009489A CN1819021A CN 1819021 A CN1819021 A CN 1819021A CN A2006100094894 A CNA2006100094894 A CN A2006100094894A CN 200610009489 A CN200610009489 A CN 200610009489A CN 1819021 A CN1819021 A CN 1819021A
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- 238000000034 method Methods 0.000 title claims description 59
- 230000004044 response Effects 0.000 claims abstract description 17
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
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- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/064,179 US20060190246A1 (en) | 2005-02-23 | 2005-02-23 | Transcoding method for switching between selectable mode voice encoder and an enhanced variable rate CODEC |
| US11/064,179 | 2005-02-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1819021A true CN1819021A (zh) | 2006-08-16 |
| CN100578617C CN100578617C (zh) | 2010-01-06 |
Family
ID=36913910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610009489A Active CN100578617C (zh) | 2005-02-23 | 2006-02-23 | 代码转换方法及代码转换装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20060190246A1 (zh) |
| CN (1) | CN100578617C (zh) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100546758B1 (ko) * | 2003-06-30 | 2006-01-26 | 한국전자통신연구원 | 음성의 상호부호화시 전송률 결정 장치 및 방법 |
| US8712766B2 (en) * | 2006-05-16 | 2014-04-29 | Motorola Mobility Llc | Method and system for coding an information signal using closed loop adaptive bit allocation |
| US7461106B2 (en) | 2006-09-12 | 2008-12-02 | Motorola, Inc. | Apparatus and method for low complexity combinatorial coding of signals |
| KR100822024B1 (ko) * | 2007-07-30 | 2008-04-15 | 한국과학기술연구원 | 상황인지 통신 단말기를 위한 음향신호 기반 환경인식 방법 |
| KR101403340B1 (ko) * | 2007-08-02 | 2014-06-09 | 삼성전자주식회사 | 변환 부호화 방법 및 장치 |
| US8576096B2 (en) * | 2007-10-11 | 2013-11-05 | Motorola Mobility Llc | Apparatus and method for low complexity combinatorial coding of signals |
| US8209190B2 (en) * | 2007-10-25 | 2012-06-26 | Motorola Mobility, Inc. | Method and apparatus for generating an enhancement layer within an audio coding system |
| US20090234642A1 (en) * | 2008-03-13 | 2009-09-17 | Motorola, Inc. | Method and Apparatus for Low Complexity Combinatorial Coding of Signals |
| US8639519B2 (en) * | 2008-04-09 | 2014-01-28 | Motorola Mobility Llc | Method and apparatus for selective signal coding based on core encoder performance |
| US8175888B2 (en) * | 2008-12-29 | 2012-05-08 | Motorola Mobility, Inc. | Enhanced layered gain factor balancing within a multiple-channel audio coding system |
| US8140342B2 (en) * | 2008-12-29 | 2012-03-20 | Motorola Mobility, Inc. | Selective scaling mask computation based on peak detection |
| US8219408B2 (en) * | 2008-12-29 | 2012-07-10 | Motorola Mobility, Inc. | Audio signal decoder and method for producing a scaled reconstructed audio signal |
| US8200496B2 (en) * | 2008-12-29 | 2012-06-12 | Motorola Mobility, Inc. | Audio signal decoder and method for producing a scaled reconstructed audio signal |
| US8428936B2 (en) * | 2010-03-05 | 2013-04-23 | Motorola Mobility Llc | Decoder for audio signal including generic audio and speech frames |
| US8423355B2 (en) * | 2010-03-05 | 2013-04-16 | Motorola Mobility Llc | Encoder for audio signal including generic audio and speech frames |
| CN102779518B (zh) * | 2012-07-27 | 2014-08-06 | 深圳广晟信源技术有限公司 | 用于双核编码模式的编码方法和系统 |
| US9129600B2 (en) | 2012-09-26 | 2015-09-08 | Google Technology Holdings LLC | Method and apparatus for encoding an audio signal |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6947888B1 (en) * | 2000-10-17 | 2005-09-20 | Qualcomm Incorporated | Method and apparatus for high performance low bit-rate coding of unvoiced speech |
| KR20050007977A (ko) * | 2003-07-12 | 2005-01-21 | 삼성전자주식회사 | 이동 통신 시스템에서의 보코더의 모드 및 전송율 제어 방법 |
| US7586868B2 (en) * | 2003-07-14 | 2009-09-08 | Motorola, Inc | Method and apparatus for controlling distributed transcoders |
| US7433815B2 (en) * | 2003-09-10 | 2008-10-07 | Dilithium Networks Pty Ltd. | Method and apparatus for voice transcoding between variable rate coders |
| GB0326262D0 (en) * | 2003-11-11 | 2003-12-17 | Nokia Corp | Speech codecs |
| US7860046B2 (en) * | 2003-12-08 | 2010-12-28 | Motorola Mobility, Inc. | Method and apparatus for providing bearer format type information in a cellular communication system |
-
2005
- 2005-02-23 US US11/064,179 patent/US20060190246A1/en not_active Abandoned
-
2006
- 2006-02-23 CN CN200610009489A patent/CN100578617C/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN100578617C (zh) | 2010-01-06 |
| US20060190246A1 (en) | 2006-08-24 |
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Effective date of registration: 20160803 Address after: American California Patentee after: Intel Corporation Address before: The Cayman Islands, British West Indies Patentee before: Ky Wire Electric Co., Ltd. |
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Effective date of registration: 20200410 Address after: California, USA Patentee after: Apple Inc. Address before: California, USA Patentee before: INTEL Corp. |
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