ATE185016T1 - Vorrichtung und verfahren zur datenkompression - Google Patents
Vorrichtung und verfahren zur datenkompressionInfo
- Publication number
- ATE185016T1 ATE185016T1 AT93300609T AT93300609T ATE185016T1 AT E185016 T1 ATE185016 T1 AT E185016T1 AT 93300609 T AT93300609 T AT 93300609T AT 93300609 T AT93300609 T AT 93300609T AT E185016 T1 ATE185016 T1 AT E185016T1
- Authority
- AT
- Austria
- Prior art keywords
- band
- signal
- bands
- quantizing bits
- dependent
- Prior art date
Links
- 238000013144 data compression Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000001419 dependent effect Effects 0.000 abstract 3
- 230000003595 spectral effect Effects 0.000 abstract 3
- 230000003044 adaptive effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/50—Conversion to or from non-linear codes, e.g. companding
-
- 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
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/60—General implementation details not specific to a particular type of compression
- H03M7/6011—Encoder aspects
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP04036952A JP3134455B2 (ja) | 1992-01-29 | 1992-01-29 | 高能率符号化装置及び方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE185016T1 true ATE185016T1 (de) | 1999-10-15 |
Family
ID=12484087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT93300609T ATE185016T1 (de) | 1992-01-29 | 1993-01-28 | Vorrichtung und verfahren zur datenkompression |
Country Status (12)
Country | Link |
---|---|
US (1) | US5301205A (de) |
EP (1) | EP0554081B1 (de) |
JP (1) | JP3134455B2 (de) |
KR (1) | KR100288460B1 (de) |
CN (1) | CN1046608C (de) |
AT (1) | ATE185016T1 (de) |
AU (1) | AU656452B2 (de) |
CA (1) | CA2088202C (de) |
DE (1) | DE69326484T2 (de) |
ES (1) | ES2138992T3 (de) |
MY (1) | MY138517A (de) |
TW (1) | TW200586B (de) |
Families Citing this family (88)
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ATE195618T1 (de) * | 1991-09-30 | 2000-09-15 | Sony Corp | Verfahren und einrichtung zur audiodatenkompression |
JP3278900B2 (ja) * | 1992-05-07 | 2002-04-30 | ソニー株式会社 | データ符号化装置及び方法 |
JP3153933B2 (ja) * | 1992-06-16 | 2001-04-09 | ソニー株式会社 | データ符号化装置及び方法並びにデータ復号化装置及び方法 |
JP3189401B2 (ja) * | 1992-07-29 | 2001-07-16 | ソニー株式会社 | 音声データ符号化方法及び音声データ符号化装置 |
JP3127600B2 (ja) * | 1992-09-11 | 2001-01-29 | ソニー株式会社 | ディジタル信号復号化装置及び方法 |
JP3343962B2 (ja) * | 1992-11-11 | 2002-11-11 | ソニー株式会社 | 高能率符号化方法及び装置 |
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JPH06180948A (ja) * | 1992-12-11 | 1994-06-28 | Sony Corp | ディジタル信号処理装置又は方法、及び記録媒体 |
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JP3186292B2 (ja) * | 1993-02-02 | 2001-07-11 | ソニー株式会社 | 高能率符号化方法及び装置 |
JP3123290B2 (ja) * | 1993-03-09 | 2001-01-09 | ソニー株式会社 | 圧縮データ記録装置及び方法、圧縮データ再生方法、記録媒体 |
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JP3277682B2 (ja) * | 1994-04-22 | 2002-04-22 | ソニー株式会社 | 情報符号化方法及び装置、情報復号化方法及び装置、並びに情報記録媒体及び情報伝送方法 |
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-
1992
- 1992-01-29 JP JP04036952A patent/JP3134455B2/ja not_active Expired - Lifetime
- 1992-10-05 TW TW081107895A patent/TW200586B/zh not_active IP Right Cessation
-
1993
- 1993-01-21 AU AU31953/93A patent/AU656452B2/en not_active Expired
- 1993-01-27 MY MYPI93000118A patent/MY138517A/en unknown
- 1993-01-27 CA CA002088202A patent/CA2088202C/en not_active Expired - Lifetime
- 1993-01-28 EP EP93300609A patent/EP0554081B1/de not_active Expired - Lifetime
- 1993-01-28 DE DE69326484T patent/DE69326484T2/de not_active Expired - Lifetime
- 1993-01-28 ES ES93300609T patent/ES2138992T3/es not_active Expired - Lifetime
- 1993-01-28 AT AT93300609T patent/ATE185016T1/de active
- 1993-01-29 CN CN93101716A patent/CN1046608C/zh not_active Expired - Lifetime
- 1993-01-29 US US08/011,376 patent/US5301205A/en not_active Expired - Lifetime
- 1993-01-29 KR KR1019930001313A patent/KR100288460B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0554081A1 (de) | 1993-08-04 |
KR100288460B1 (ko) | 2001-05-02 |
AU656452B2 (en) | 1995-02-02 |
CN1078832A (zh) | 1993-11-24 |
EP0554081B1 (de) | 1999-09-22 |
ES2138992T3 (es) | 2000-02-01 |
DE69326484T2 (de) | 2000-04-27 |
KR930017315A (ko) | 1993-08-30 |
JP3134455B2 (ja) | 2001-02-13 |
CA2088202A1 (en) | 1993-07-30 |
DE69326484D1 (de) | 1999-10-28 |
AU3195393A (en) | 1993-08-05 |
CN1046608C (zh) | 1999-11-17 |
US5301205A (en) | 1994-04-05 |
CA2088202C (en) | 2004-12-28 |
MY138517A (en) | 2009-06-30 |
TW200586B (en) | 1993-02-21 |
JPH05206866A (ja) | 1993-08-13 |
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