HK1013511A1 - Apparatus method and system for compressing a digital input signal in more than one compression mode - Google Patents
Apparatus method and system for compressing a digital input signal in more than one compression modeInfo
- Publication number
- HK1013511A1 HK1013511A1 HK98114881A HK98114881A HK1013511A1 HK 1013511 A1 HK1013511 A1 HK 1013511A1 HK 98114881 A HK98114881 A HK 98114881A HK 98114881 A HK98114881 A HK 98114881A HK 1013511 A1 HK1013511 A1 HK 1013511A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- input signal
- digital input
- band
- compression mode
- compressing
- Prior art date
Links
Classifications
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
- G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
- G11B27/3063—Subcodes
-
- 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
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP05029423A JP3123286B2 (ja) | 1993-02-18 | 1993-02-18 | ディジタル信号処理装置又は方法、及び記録媒体 |
PCT/JP1994/000251 WO1994019801A1 (en) | 1993-02-18 | 1994-02-18 | Apparatus, method, and system for compressing a digital input signal in more than one compression mode |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1013511A1 true HK1013511A1 (en) | 1999-08-27 |
Family
ID=12275725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98114881A HK1013511A1 (en) | 1993-02-18 | 1998-12-22 | Apparatus method and system for compressing a digital input signal in more than one compression mode |
Country Status (11)
Country | Link |
---|---|
US (1) | US5530750A (xx) |
EP (1) | EP0636268B1 (xx) |
JP (1) | JP3123286B2 (xx) |
KR (1) | KR100289022B1 (xx) |
CN (1) | CN1108012C (xx) |
AT (1) | ATE188305T1 (xx) |
AU (1) | AU675295B2 (xx) |
DE (1) | DE69422343T2 (xx) |
ES (1) | ES2140530T3 (xx) |
HK (1) | HK1013511A1 (xx) |
WO (1) | WO1994019801A1 (xx) |
Families Citing this family (72)
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US5608713A (en) * | 1994-02-09 | 1997-03-04 | Sony Corporation | Bit allocation of digital audio signal blocks by non-linear processing |
CN1147854C (zh) * | 1994-02-28 | 2004-04-28 | 索尼公司 | 数据记录方法和设备、数据记录介质,以及数据再生方法和设备 |
TW295747B (xx) * | 1994-06-13 | 1997-01-11 | Sony Co Ltd | |
JPH08321136A (ja) * | 1995-05-24 | 1996-12-03 | Sony Corp | デコーダ及び再生装置 |
JPH09148937A (ja) * | 1995-11-21 | 1997-06-06 | Sony Corp | 符号化処理方法、復号化処理方法、符号化処理装置および復号化処理装置 |
US6151442A (en) * | 1996-07-08 | 2000-11-21 | Victor Company Of Japan, Ltd. | Signal compressing apparatus |
US5682152A (en) * | 1996-03-19 | 1997-10-28 | Johnson-Grace Company | Data compression using adaptive bit allocation and hybrid lossless entropy encoding |
US5754658A (en) * | 1996-04-19 | 1998-05-19 | Intel Corporation | Adaptive encryption to avoid processor oversaturation |
JP3327116B2 (ja) * | 1996-04-30 | 2002-09-24 | ソニー株式会社 | 信号処理装置、信号記録装置及び信号再生装置 |
US5974387A (en) * | 1996-06-19 | 1999-10-26 | Yamaha Corporation | Audio recompression from higher rates for karaoke, video games, and other applications |
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JP3861770B2 (ja) * | 2002-08-21 | 2006-12-20 | ソニー株式会社 | 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体 |
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CN100370834C (zh) * | 2005-08-08 | 2008-02-20 | 北京中星微电子有限公司 | 多模图像编解码芯片中的系数缩放计算模块 |
US7987097B2 (en) * | 2005-08-30 | 2011-07-26 | Lg Electronics | Method for decoding an audio signal |
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US8577483B2 (en) * | 2005-08-30 | 2013-11-05 | Lg Electronics, Inc. | Method for decoding an audio signal |
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KR100857115B1 (ko) * | 2005-10-05 | 2008-09-05 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치 |
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CN102684699B (zh) | 2006-05-21 | 2015-03-18 | 株式会社特瑞君思半导体 | 声音再现用数据变换装置 |
CN101136200B (zh) * | 2006-08-30 | 2011-04-20 | 财团法人工业技术研究院 | 音频信号转换编码方法与系统 |
GB2449256A (en) * | 2007-05-15 | 2008-11-19 | Hanpin Electron Co Ltd | Device for digitizing, recording and playing audio signals of a record |
JP5552620B2 (ja) | 2008-06-16 | 2014-07-16 | 株式会社 Trigence Semiconductor | デジタルスピーカー駆動装置と集中制御装置とを搭載した自動車 |
JP5241030B2 (ja) * | 2009-09-01 | 2013-07-17 | 富士フイルム株式会社 | 画像送信装置、方法およびプログラム、画像出力装置ならびに画像送信システム |
CN104901693B (zh) | 2009-12-09 | 2018-07-10 | 株式会社特瑞君思半导体 | 选择装置 |
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US8935132B2 (en) * | 2012-02-08 | 2015-01-13 | Sae Magnetics (H.K.) Ltd. | Spectral simulation method during noise testing for a magnetic head, and noise-testing method for a magnetic head by using the same |
JP5781059B2 (ja) * | 2012-12-21 | 2015-09-16 | 京セラドキュメントソリューションズ株式会社 | 画像形成装置 |
TWI557727B (zh) | 2013-04-05 | 2016-11-11 | 杜比國際公司 | 音訊處理系統、多媒體處理系統、處理音訊位元流的方法以及電腦程式產品 |
IL294836A (en) * | 2013-04-05 | 2022-09-01 | Dolby Int Ab | Audio encoder and decoder |
CN109036457B (zh) * | 2018-09-10 | 2021-10-08 | 广州酷狗计算机科技有限公司 | 恢复音频信号的方法和装置 |
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-
1993
- 1993-02-18 JP JP05029423A patent/JP3123286B2/ja not_active Expired - Lifetime
-
1994
- 1994-02-18 US US08/198,863 patent/US5530750A/en not_active Expired - Lifetime
- 1994-02-18 AU AU60456/94A patent/AU675295B2/en not_active Ceased
- 1994-02-18 WO PCT/JP1994/000251 patent/WO1994019801A1/en active IP Right Grant
- 1994-02-18 CN CN94103247A patent/CN1108012C/zh not_active Expired - Lifetime
- 1994-02-18 KR KR1019940703760A patent/KR100289022B1/ko not_active IP Right Cessation
- 1994-02-18 EP EP94907073A patent/EP0636268B1/en not_active Expired - Lifetime
- 1994-02-18 AT AT94907073T patent/ATE188305T1/de active
- 1994-02-18 DE DE69422343T patent/DE69422343T2/de not_active Expired - Lifetime
- 1994-02-18 ES ES94907073T patent/ES2140530T3/es not_active Expired - Lifetime
-
1998
- 1998-12-22 HK HK98114881A patent/HK1013511A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP3123286B2 (ja) | 2001-01-09 |
KR950701446A (ko) | 1995-03-23 |
ES2140530T3 (es) | 2000-03-01 |
US5530750A (en) | 1996-06-25 |
JPH06244738A (ja) | 1994-09-02 |
EP0636268B1 (en) | 1999-12-29 |
DE69422343D1 (de) | 2000-02-03 |
WO1994019801A1 (en) | 1994-09-01 |
CN1108012C (zh) | 2003-05-07 |
CN1106968A (zh) | 1995-08-16 |
EP0636268A1 (en) | 1995-02-01 |
ATE188305T1 (de) | 2000-01-15 |
DE69422343T2 (de) | 2000-07-13 |
AU675295B2 (en) | 1997-01-30 |
AU6045694A (en) | 1994-09-14 |
KR100289022B1 (ko) | 2001-05-02 |
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