DE69419796T2 - Gerät zur Verdeckung von Fehlern in Daten - Google Patents
Gerät zur Verdeckung von Fehlern in DatenInfo
- Publication number
- DE69419796T2 DE69419796T2 DE1994619796 DE69419796T DE69419796T2 DE 69419796 T2 DE69419796 T2 DE 69419796T2 DE 1994619796 DE1994619796 DE 1994619796 DE 69419796 T DE69419796 T DE 69419796T DE 69419796 T2 DE69419796 T2 DE 69419796T2
- Authority
- DE
- Germany
- Prior art keywords
- data
- concealing errors
- concealing
- errors
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
- H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
- H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
- H04N5/94—Signal drop-out compensation
- H04N5/945—Signal drop-out compensation for signals recorded by pulse code modulation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Signal Processing For Recording (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8923593A JP3259428B2 (ja) | 1993-03-24 | 1993-03-24 | ディジタル画像信号のコンシール装置及び方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69419796D1 DE69419796D1 (de) | 1999-09-09 |
DE69419796T2 true DE69419796T2 (de) | 2000-02-10 |
Family
ID=13965088
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1994619796 Expired - Lifetime DE69419796T2 (de) | 1993-03-24 | 1994-03-22 | Gerät zur Verdeckung von Fehlern in Daten |
Country Status (4)
Country | Link |
---|---|
US (1) | US5495298A (de) |
EP (1) | EP0617558B1 (de) |
JP (1) | JP3259428B2 (de) |
DE (1) | DE69419796T2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10030393A1 (de) * | 2000-06-21 | 2002-01-03 | Siemens Ag | Verfahren zur schnellen Synchronisation von Blockcodierern und -decodierern bei einer blockcodierten, bidirektionalen Datenübertragung über in einen bitorientierten Kanal |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6266372B1 (en) * | 1993-03-31 | 2001-07-24 | Canon Kabushiki Kaisha | Apparatus for image reproduction using motion estimation |
US5825313A (en) * | 1995-08-01 | 1998-10-20 | Sony Corporation | Information signal encoding apparatus, encoding method thereof, information signal decoding method, and information signal record medium thereof |
US5636231A (en) * | 1995-09-05 | 1997-06-03 | Motorola, Inc. | Method and apparatus for minimal redundancy error detection and correction of voice spectrum parameters |
GB2309872A (en) * | 1996-02-05 | 1997-08-06 | Ibm | Digital display apparatus |
KR100196840B1 (ko) * | 1996-12-27 | 1999-06-15 | 전주범 | 영상복호화시스템에 있어서 비트에러복원장치 |
KR100261253B1 (ko) * | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 부호화/복호화 방법및 장치 |
KR100261254B1 (ko) * | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 데이터 부호화/복호화방법 및 장치 |
JP4240554B2 (ja) * | 1997-07-11 | 2009-03-18 | ソニー株式会社 | 画像符号化装置および画像符号化方法、並びに画像復号化装置および画像復号化方法 |
US6282684B1 (en) | 1997-10-23 | 2001-08-28 | Sony Corporation | Apparatus and method for recovery of data in a lossy transmission environment |
US6581170B1 (en) | 1997-10-23 | 2003-06-17 | Sony Corporation | Source coding to provide for robust error recovery during transmission losses |
US6212663B1 (en) | 1997-10-23 | 2001-04-03 | Sony Corporation | Apparatus and method for recovery of quantization codes in a lossy transmission environment |
US7587044B2 (en) * | 1998-01-02 | 2009-09-08 | Cryptography Research, Inc. | Differential power analysis method and apparatus |
US6170074B1 (en) | 1999-02-12 | 2001-01-02 | Sony Corporation | Source coding to provide for robust error recovery |
US6192161B1 (en) | 1999-02-12 | 2001-02-20 | Sony Corporation | Method and apparatus for adaptive filter tap selection according to a class |
US6621936B1 (en) | 1999-02-12 | 2003-09-16 | Sony Corporation | Method and apparatus for spatial class reduction |
US6178266B1 (en) | 1999-02-12 | 2001-01-23 | Sony Corporation | Method and apparatus for the recovery of compression constants in the encoded domain |
US6591398B1 (en) | 1999-02-12 | 2003-07-08 | Sony Corporation | Multiple processing system |
US6307979B1 (en) | 1999-02-12 | 2001-10-23 | Sony Corporation | Classified adaptive error recovery method and apparatus |
US7010737B2 (en) * | 1999-02-12 | 2006-03-07 | Sony Corporation | Method and apparatus for error data recovery |
US6307560B1 (en) | 1999-02-12 | 2001-10-23 | Sony Corporation | Classified adaptive spatio-temporal format conversion method and apparatus |
US6519369B1 (en) | 1999-02-12 | 2003-02-11 | Sony Corporation | Method and apparatus for filter tap expansion |
US6418548B1 (en) * | 1999-02-12 | 2002-07-09 | Sony Corporation | Method and apparatus for preprocessing for peripheral erroneous data |
US6363118B1 (en) * | 1999-02-12 | 2002-03-26 | Sony Corporation | Apparatus and method for the recovery of compression constants in the encoded domain |
US6535148B1 (en) | 1999-02-12 | 2003-03-18 | Sony Corporation | Method and apparatus for truncated decoding |
US6473876B1 (en) | 1999-06-29 | 2002-10-29 | Sony Corporation | Method and apparatus for encoding of bitstreams using rotation |
US6549672B1 (en) | 1999-06-29 | 2003-04-15 | Sony Corporation | Method and apparatus for recovery of encoded data using central value |
US6389562B1 (en) | 1999-06-29 | 2002-05-14 | Sony Corporation | Source code shuffling to provide for robust error recovery |
US6493842B1 (en) | 1999-06-29 | 2002-12-10 | Sony Corporation | Time-varying randomization for data synchronization and implicit information transmission |
US6522785B1 (en) | 1999-09-24 | 2003-02-18 | Sony Corporation | Classified adaptive error recovery method and apparatus |
US6351494B1 (en) | 1999-09-24 | 2002-02-26 | Sony Corporation | Classified adaptive error recovery method and apparatus |
US6539517B1 (en) | 1999-11-09 | 2003-03-25 | Sony Corporation | Data transformation for explicit transmission of control information |
US6754371B1 (en) | 1999-12-07 | 2004-06-22 | Sony Corporation | Method and apparatus for past and future motion classification |
EP1124384A1 (de) * | 2000-02-10 | 2001-08-16 | Sony Corporation | Informationsverarbeitungssystem mit adaptivem Klassifizierer für komprimierte Bilddaten |
US20030139725A1 (en) * | 2002-01-22 | 2003-07-24 | Gibbs Bernadette M. | Absorbent garment tab having elasticity zones |
KR100408921B1 (en) * | 2003-06-03 | 2003-12-11 | Picaso Info Comm Co Ltd | Image security system for protecting privacy and method therefor |
KR100866490B1 (ko) * | 2007-01-17 | 2008-11-03 | 삼성전자주식회사 | 영상의 색 수차를 보정하기 위한 장치 및 방법 |
KR102001259B1 (ko) | 2011-06-27 | 2019-07-17 | 선 페이턴트 트러스트 | 화상 부호화 방법, 화상 복호 방법, 화상 부호화 장치, 화상 복호 장치, 및 화상 부호화 복호 장치 |
WO2021165740A1 (en) * | 2020-02-20 | 2021-08-26 | Zeku Inc. | Method and apparatus for packet de-segmentation and reassembly |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2094587B (en) * | 1981-03-11 | 1985-02-13 | Sony Corp | Data processing |
JPS60185263A (ja) * | 1984-03-02 | 1985-09-20 | Hitachi Ltd | エラ−訂正方式 |
CA1251555A (en) * | 1984-12-19 | 1989-03-21 | Tetsujiro Kondo | High efficiency technique for coding a digital video signal |
JPH01302919A (ja) * | 1988-05-31 | 1989-12-06 | Sharp Corp | 誤り補間回路 |
JP2900385B2 (ja) * | 1988-12-16 | 1999-06-02 | ソニー株式会社 | フレーム化回路及び方法 |
EP0398741B1 (de) * | 1989-05-19 | 1997-10-29 | Canon Kabushiki Kaisha | System zum Übertragen von Bildinformation |
JPH04290316A (ja) * | 1991-03-19 | 1992-10-14 | Fujitsu Ltd | ビット誤り低減方式 |
JPH04370583A (ja) * | 1991-06-20 | 1992-12-22 | Mitsubishi Electric Corp | ディジタル信号記録再生装置 |
-
1993
- 1993-03-24 JP JP8923593A patent/JP3259428B2/ja not_active Expired - Lifetime
-
1994
- 1994-03-22 EP EP19940302051 patent/EP0617558B1/de not_active Expired - Lifetime
- 1994-03-22 DE DE1994619796 patent/DE69419796T2/de not_active Expired - Lifetime
- 1994-03-22 US US08/215,612 patent/US5495298A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10030393A1 (de) * | 2000-06-21 | 2002-01-03 | Siemens Ag | Verfahren zur schnellen Synchronisation von Blockcodierern und -decodierern bei einer blockcodierten, bidirektionalen Datenübertragung über in einen bitorientierten Kanal |
Also Published As
Publication number | Publication date |
---|---|
JP3259428B2 (ja) | 2002-02-25 |
EP0617558A3 (de) | 1995-04-05 |
US5495298A (en) | 1996-02-27 |
EP0617558B1 (de) | 1999-08-04 |
DE69419796D1 (de) | 1999-09-09 |
JPH06284377A (ja) | 1994-10-07 |
EP0617558A2 (de) | 1994-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) |