CN1323464A - 无需译码的数字信号压缩方法和装置 - Google Patents
无需译码的数字信号压缩方法和装置 Download PDFInfo
- Publication number
- CN1323464A CN1323464A CN99812039A CN99812039A CN1323464A CN 1323464 A CN1323464 A CN 1323464A CN 99812039 A CN99812039 A CN 99812039A CN 99812039 A CN99812039 A CN 99812039A CN 1323464 A CN1323464 A CN 1323464A
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- CN
- China
- Prior art keywords
- frames
- message
- digital signal
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- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 33
- 230000006835 compression Effects 0.000 title claims description 27
- 238000007906 compression Methods 0.000 title claims description 27
- 238000001228 spectrum Methods 0.000 claims description 24
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 6
- 230000011218 segmentation Effects 0.000 claims description 5
- 230000002650 habitual effect Effects 0.000 description 6
- 230000003595 spectral effect Effects 0.000 description 5
- 239000012634 fragment Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
-
- 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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
- G10L19/07—Line spectrum pair [LSP] vocoders
Landscapes
- 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)
- Telephonic Communication Services (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/170,744 US6185525B1 (en) | 1998-10-13 | 1998-10-13 | Method and apparatus for digital signal compression without decoding |
US09/170,744 | 1998-10-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1323464A true CN1323464A (zh) | 2001-11-21 |
CN1192502C CN1192502C (zh) | 2005-03-09 |
Family
ID=22621083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998120391A Expired - Fee Related CN1192502C (zh) | 1998-10-13 | 1999-09-15 | 无需译码的数字信号压缩方法和装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6185525B1 (zh) |
EP (1) | EP1121764A4 (zh) |
CN (1) | CN1192502C (zh) |
AU (1) | AU6146199A (zh) |
WO (1) | WO2000022743A1 (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6661845B1 (en) * | 1999-01-14 | 2003-12-09 | Vianix, Lc | Data compression system and method |
US7558381B1 (en) | 1999-04-22 | 2009-07-07 | Agere Systems Inc. | Retrieval of deleted voice messages in voice messaging system |
US6707826B1 (en) * | 2000-03-20 | 2004-03-16 | Motorola, Inc. | Method and apparatus for wireless bandwidth efficient multi-way calling |
JP2002196797A (ja) * | 2000-12-27 | 2002-07-12 | Toshiba Corp | 記録再生装置及びその記録再生方法 |
US6952669B2 (en) * | 2001-01-12 | 2005-10-04 | Telecompression Technologies, Inc. | Variable rate speech data compression |
JP2002258894A (ja) * | 2001-03-02 | 2002-09-11 | Fujitsu Ltd | 音声データ圧縮・解凍装置及び方法 |
US20030236674A1 (en) * | 2002-06-19 | 2003-12-25 | Henry Raymond C. | Methods and systems for compression of stored audio |
US20040059835A1 (en) * | 2002-09-25 | 2004-03-25 | Zhigang Liu | Method and system for in-band signaling between network nodes using state announcement or header field mechanisms |
KR100524065B1 (ko) * | 2002-12-23 | 2005-10-26 | 삼성전자주식회사 | 시간-주파수 상관성을 이용한 개선된 오디오 부호화및/또는 복호화 방법과 그 장치 |
US8249873B2 (en) * | 2005-08-12 | 2012-08-21 | Avaya Inc. | Tonal correction of speech |
US8855275B2 (en) * | 2006-10-18 | 2014-10-07 | Sony Online Entertainment Llc | System and method for regulating overlapping media messages |
FI20075426A0 (fi) * | 2007-06-08 | 2007-06-08 | Polar Electro Oy | Suoritemittari, lähetysmenetelmä ja tietokoneohjelmatuote |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4330689A (en) * | 1980-01-28 | 1982-05-18 | The United States Of America As Represented By The Secretary Of The Navy | Multirate digital voice communication processor |
EP0085820B1 (fr) * | 1982-02-09 | 1985-11-21 | International Business Machines Corporation | Procédé de transmission numérique multi-vitesses et dispositif de mise en oeuvre dudit procédé |
US4791660A (en) * | 1986-08-27 | 1988-12-13 | American Telephone And Telegraph Company | Variable data compression announcement circuit |
AU650665B2 (en) * | 1990-07-05 | 1994-06-30 | Fujitsu Limited | High performance digitally multiplexed transmission system |
US5506872A (en) * | 1994-04-26 | 1996-04-09 | At&T Corp. | Dynamic compression-rate selection arrangement |
FR2724074A1 (fr) * | 1994-08-31 | 1996-03-01 | Philips Electronics Nv | Enregistreur numerique de sons compresses. |
US5715367A (en) * | 1995-01-23 | 1998-02-03 | Dragon Systems, Inc. | Apparatuses and methods for developing and using models for speech recognition |
US5682462A (en) | 1995-09-14 | 1997-10-28 | Motorola, Inc. | Very low bit rate voice messaging system using variable rate backward search interpolation processing |
KR100251497B1 (ko) * | 1995-09-30 | 2000-06-01 | 윤종용 | 음성신호 변속재생방법 및 그 장치 |
US5881104A (en) * | 1996-03-25 | 1999-03-09 | Sony Corporation | Voice messaging system having user-selectable data compression modes |
US5974387A (en) * | 1996-06-19 | 1999-10-26 | Yamaha Corporation | Audio recompression from higher rates for karaoke, video games, and other applications |
KR100261254B1 (ko) * | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 데이터 부호화/복호화방법 및 장치 |
US5978757A (en) * | 1997-10-02 | 1999-11-02 | Lucent Technologies, Inc. | Post storage message compaction |
-
1998
- 1998-10-13 US US09/170,744 patent/US6185525B1/en not_active Expired - Lifetime
-
1999
- 1999-09-15 WO PCT/US1999/021205 patent/WO2000022743A1/en not_active Application Discontinuation
- 1999-09-15 AU AU61461/99A patent/AU6146199A/en not_active Abandoned
- 1999-09-15 EP EP99948239A patent/EP1121764A4/en not_active Withdrawn
- 1999-09-15 CN CNB998120391A patent/CN1192502C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1192502C (zh) | 2005-03-09 |
US6185525B1 (en) | 2001-02-06 |
EP1121764A1 (en) | 2001-08-08 |
WO2000022743A1 (en) | 2000-04-20 |
EP1121764A4 (en) | 2004-11-17 |
AU6146199A (en) | 2000-05-01 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CI01 | Publication of corrected invention patent application |
Correction item: Inventor Correct: David, B, pottery False: David B Muhai Mei Tao Number: 47 Page: 196 Volume: 17 |
|
CI02 | Correction of invention patent application |
Correction item: Inventor Correct: David.B. Taubenheim False: David B Muhai Mei Tao Number: 47 Page: The title page Volume: 17 |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: DAVID.B. TAUBENHEIM TO: DAVID TAO B OPPENHEIM |
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ERR | Gazette correction |
Free format text: CORRECT: INVENTOR; FROM: DAVID.B. TAUBENHEIM TO: DAVID TAO B OPPENHEIM |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: MOTOROLA MOBILE CO., LTD. Free format text: FORMER OWNER: MOTOROLA INC. Effective date: 20110111 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110111 Address after: Illinois State Patentee after: MOTOROLA MOBILITY, Inc. Address before: Illinois, USA Patentee before: Motorola, Inc. |
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C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Illinois State Patentee after: MOTOROLA MOBILITY LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY, Inc. |
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TR01 | Transfer of patent right |
Effective date of registration: 20160304 Address after: California, USA Patentee after: Google Technology Holdings LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY LLC |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050309 Termination date: 20170915 |
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CF01 | Termination of patent right due to non-payment of annual fee |