CN1194737A - 编码若干信息信号的编码装置 - Google Patents
编码若干信息信号的编码装置 Download PDFInfo
- Publication number
- CN1194737A CN1194737A CN97190633A CN97190633A CN1194737A CN 1194737 A CN1194737 A CN 1194737A CN 97190633 A CN97190633 A CN 97190633A CN 97190633 A CN97190633 A CN 97190633A CN 1194737 A CN1194737 A CN 1194737A
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- threshold value
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- information signal
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- 238000013144 data compression Methods 0.000 claims abstract description 105
- 239000002131 composite material Substances 0.000 claims abstract description 53
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 239000011159 matrix material Substances 0.000 claims description 52
- 238000012545 processing Methods 0.000 claims description 49
- 238000009795 derivation Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 10
- 238000004364 calculation method Methods 0.000 claims description 9
- 230000004044 response Effects 0.000 claims description 8
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 1
- 238000011002 quantification Methods 0.000 description 34
- 239000000203 mixture Substances 0.000 description 14
- 230000005236 sound signal Effects 0.000 description 6
- 239000004576 sand Substances 0.000 description 5
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/86—Arrangements characterised by the broadcast information itself
- H04H20/88—Stereophonic broadcast systems
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00007—Time or data compression or expansion
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00992—Circuits for stereophonic or quadraphonic recording or reproducing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/667—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
- G11B2020/10537—Audio or video recording
- G11B2020/10592—Audio or video recording specifically adapted for recording or reproducing multichannel signals
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
tca | M1 M2 AUX1 |
012 | L R CC R LL C R |
情况 | tca | 28.1 | 28.2 | 28.3 |
Ia | 012 | mtL0,mtLmtL0,mtC,mtRmtL0,mtL | mtR0,mtRmtR0,mtRmtR0,mtC,mtL | mtL,mtR,mtCmtL,mtR,mtCmtL,mtR,mtC |
Ib | 012 | mtL0,mtR0,mtCmtL,mtL0mtR,mtR0 | ||
Ic | 0 | mtL0,mtR,mtC | ||
Id | 0 | mtL,mtR0,mtC | ||
Ie | 1 | mtL0,mtR0,mtC | ||
If | 2 | mtL0,mtR0,mtC |
tca′ | M1 | M2 | AUX1 | AUX |
012345 | LCLSLC | RRCRSS | CLRCCL | SSSLRR |
情况 | tca’ | 28.1 | 28.2 | 28.3 | 28.4 |
Ha | 012345 | mtL0,mtLmtL0,mtC,mtRmtL0,mtLmtL0,mtS,mtRmtL0,mtLmtL0,mtC,mtS | mtR0,mtRmtR0,mtRmtR0,mtC,mtLmtR0,mtRmtR0,mtS,mtLmtR0,mtC,mtS | mtL,mtR,mtCmtL,mtR,mtCmtL,mtR,mtCmtC,mtSmtC,mtSmtL,mtC,mtS | mtL,mtR,mtSmtC,mtSmtC,mtSmtL,mtR,mtSmtL,mtR,mtSmtR,mtC,mtS |
Hb | 012345 | mtL0,mtR0,mtCmtL0,mtLmtR0,mtRmtL0,mtR0,mtCmtL0,mtR0,mtCmtL0,mtL | mtL0,mtR0,mtSmtL0,mtR0,mtSmtL0,mtR0,mtSmtL0,mtLmtR0,mtRmtR0,mtR | ||
Hc | 034 | mtL0,mtR,mtCmtL0,mtR,mtCmtL0,mtC,mtS,mtL |
IId | 034 | mtR0,mtL,mtCmtR0,mtR,mtC,mtSmtR0,mtL,mtC | |||
IIe | 012 | mtL0,mtR,mtSmtL0,mtR,mtSmtL0,mtL,mtC,mtS |
情况 | tca′ | 28.1 | 28.2 | 28.3 | 28.4 |
IIf | 012 | mtR0,mtL,mtSmtR0,mtC,mtS,mtRmtR0,mtL,mtS | |||
IIg | 13 | mtL0,mtR0,mtCmtL0,mtR0,mtS | |||
IIh | 24 | mtL0,mtR0,mtCmtL0,mtR0,mtS | |||
IIi | 5 | mtL,mtL0 | |||
IIj | 5 | mtR,mtR0 |
tca″ | M1 | M2 | AUX1 | AUX2 | AUX3 |
01234567 | LCLSlLSlSlC | RRCRSrSrCSr | CLRCCCRL | SlSlSlLSlLLSl | SrSrSrSrRRSrR |
情况 | tca” | 28.1 | 28.2 | 28.3 | 28.4 | 28.5 |
IIIa | 01234567 | mtL0,mtLmtL0,mtC,mtRmtL0,mtLmtL0,mtSlmtL0,mtLmtL0,mtSlmtL0,mtSlmtL0,mtC,mtSr | mtR0,mtRmtR0,mtRmtR0,mtC,mtLmtR0,mtRmtR0,mtSrmtR0,mtSrmtR0,mtC,mtSlmtR0,mtSr | mtL,mtR,mtCmtL,mtR,mtCmtL,mtR,mtCmtSl,mtR,mtCmtSr,mtL,mtCmtSl,mtSr,mtCmtSl,mtR,mtCmtSr,mtL,mtC | mtL,mtSlmtR,mtC,mtSlmtL,mtSlmtL,mtSlmtL,mtSlmtL,mtStmtL,mtSlmtC,mtSl,mtSr | mtR,mtSrmtR,mtSrmtL,mtC,mtSrmtR,mtSrmtR,mtSrmtR,mtSrmtC,mtSl,mtSrmtR,mtSr |
IIIb | 01234567 | mtL0,mtR0,mtCmtL,mtL0mtR,mtR0mtL0,mtR0,mtCmtL0,mtR0·mtCmtL0,mtR0,mtCmtR,mtR0mtL,mtL0 | mtL0,mtSlmtL0,mtSlmtL0,mtSlmtL0,mtLmtL0,mtSlmtL0,mtLmtL0,mtLmtL0,mtSl | mtR0,mtSrmtR0,mtSrmtR0,mtSrmtR0,mtSrmtR0,mtRmtR0,mtRmtR0,mtSrmtR0,mtR |
IIIc | 0345 | mtL0,mtR,mtCmtL0,mtR,mtCmtL0,mtSr,mtCmtL0,mtSr,mtC |
情况 | tca” | 28.1 | 28.2 | 28.3 | 28.4 | 28.5 |
IIId | 0345 | mtL,mtR0,mtCmtSl,mtR0,mtCmtL,mtR0,mtCmtSl,mtR0,mtC | ||||
IIIe | 17 | mtL0,mtR0,mtCmtL0,mtR0,mtC | ||||
IIIf | 26 | mtL0,mtR0,mtCmtL0,mtR0,mtC |
Claims (27)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96200937 | 1996-04-10 | ||
EP96200937.9 | 1996-04-10 | ||
EP96201259.7 | 1996-05-08 | ||
EP96201259 | 1996-05-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1194737A true CN1194737A (zh) | 1998-09-30 |
CN1204692C CN1204692C (zh) | 2005-06-01 |
Family
ID=26142678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB971906335A Expired - Lifetime CN1204692C (zh) | 1996-04-10 | 1997-04-02 | 编码若干信息信号的编码装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6023490A (zh) |
EP (1) | EP0832519B1 (zh) |
JP (1) | JP3948752B2 (zh) |
CN (1) | CN1204692C (zh) |
AT (1) | ATE232030T1 (zh) |
DE (1) | DE69718735T2 (zh) |
WO (1) | WO1997038494A1 (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0904637A1 (en) * | 1997-01-16 | 1999-03-31 | Koninklijke Philips Electronics N.V. | Data compression/expansion on a plurality of digital information signals |
DE19721487A1 (de) * | 1997-05-23 | 1998-11-26 | Thomson Brandt Gmbh | Verfahren und Vorrichtung zur Fehlerverschleierung bei Mehrkanaltonsignalen |
KR100335611B1 (ko) * | 1997-11-20 | 2002-10-09 | 삼성전자 주식회사 | 비트율 조절이 가능한 스테레오 오디오 부호화/복호화 방법 및 장치 |
JP3802219B2 (ja) * | 1998-02-18 | 2006-07-26 | 富士通株式会社 | 音声符号化装置 |
JP4151110B2 (ja) * | 1998-05-14 | 2008-09-17 | ソニー株式会社 | オーディオ信号処理装置およびオーディオ信号再生装置 |
US6721337B1 (en) * | 1999-08-24 | 2004-04-13 | Ibiquity Digital Corporation | Method and apparatus for transmission and reception of compressed audio frames with prioritized messages for digital audio broadcasting |
BR0305434A (pt) * | 2002-07-12 | 2004-09-28 | Koninkl Philips Electronics Nv | Métodos e arranjos para codificar e para decodificar um sinal de áudio multicanal, aparelhos para fornecer um sinal de áudio codificado e um sinal de áudio decodificado, sinal de áudio multicanal codificado, e, meio de armazenagem |
GB2392807A (en) * | 2002-09-06 | 2004-03-10 | Sony Uk Ltd | Processing digital data |
EP1671513B1 (en) * | 2003-10-07 | 2013-07-24 | The Nielsen Company (US), LLC | Methods and apparatus to extract codes from a plurality of channels |
DE102005010057A1 (de) * | 2005-03-04 | 2006-09-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms |
US8050432B2 (en) * | 2005-03-22 | 2011-11-01 | Bloomline Acoustics B.V. | Sound system |
US7627481B1 (en) * | 2005-04-19 | 2009-12-01 | Apple Inc. | Adapting masking thresholds for encoding a low frequency transient signal in audio data |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5632005A (en) * | 1991-01-08 | 1997-05-20 | Ray Milton Dolby | Encoder/decoder for multidimensional sound fields |
DE4222623C2 (de) * | 1992-07-10 | 1996-07-11 | Inst Rundfunktechnik Gmbh | Verfahren zum Übertragen oder Speichern von digitalisierten Tonsignalen |
WO1995012254A1 (en) * | 1993-10-27 | 1995-05-04 | Philips Electronics N.V. | Transmission and reception of a first and a second main signal component |
US5488665A (en) * | 1993-11-23 | 1996-01-30 | At&T Corp. | Multi-channel perceptual audio compression system with encoding mode switching among matrixed channels |
EP0688113A2 (en) * | 1994-06-13 | 1995-12-20 | Sony Corporation | Method and apparatus for encoding and decoding digital audio signals and apparatus for recording digital audio |
-
1997
- 1997-04-02 AT AT97908434T patent/ATE232030T1/de not_active IP Right Cessation
- 1997-04-02 WO PCT/IB1997/000333 patent/WO1997038494A1/en active IP Right Grant
- 1997-04-02 JP JP53600397A patent/JP3948752B2/ja not_active Expired - Lifetime
- 1997-04-02 CN CNB971906335A patent/CN1204692C/zh not_active Expired - Lifetime
- 1997-04-02 DE DE69718735T patent/DE69718735T2/de not_active Expired - Lifetime
- 1997-04-02 EP EP97908434A patent/EP0832519B1/en not_active Expired - Lifetime
- 1997-04-09 US US08/826,919 patent/US6023490A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE232030T1 (de) | 2003-02-15 |
DE69718735D1 (de) | 2003-03-06 |
DE69718735T2 (de) | 2003-11-13 |
EP0832519B1 (en) | 2003-01-29 |
CN1204692C (zh) | 2005-06-01 |
EP0832519A1 (en) | 1998-04-01 |
JP3948752B2 (ja) | 2007-07-25 |
US6023490A (en) | 2000-02-08 |
WO1997038494A1 (en) | 1997-10-16 |
JP2002515204A (ja) | 2002-05-21 |
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Assignee: Dongguan Daxin Technology Co., Ltd. Assignor: Holland Royal PHILPS electronics Limited by Share Ltd Contract fulfillment period: From April 1, 2004 to April 1, 2014 Contract record no.: 051000030030 Denomination of invention: Coding device for encoding a plurality of information signals Granted publication date: 20050601 License type: General permission Record date: 20050221 Assignee: Shenzhen Ling Ling Digital Technology Development Co., Ltd. Assignor: Holland Royal PHILPS electronics Limited by Share Ltd Contract fulfillment period: From September 10, 2002 to September 10, 2012 Contract record no.: 051000030031 Denomination of invention: Coding device for encoding a plurality of information signals Granted publication date: 20050601 License type: General permission Record date: 20050221 |
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