KR0121328B1 - 디지탈 신호 기록 재생 장치 - Google Patents
디지탈 신호 기록 재생 장치Info
- Publication number
- KR0121328B1 KR0121328B1 KR1019920023927A KR920023927A KR0121328B1 KR 0121328 B1 KR0121328 B1 KR 0121328B1 KR 1019920023927 A KR1019920023927 A KR 1019920023927A KR 920023927 A KR920023927 A KR 920023927A KR 0121328 B1 KR0121328 B1 KR 0121328B1
- Authority
- KR
- South Korea
- Prior art keywords
- data
- frame
- circuit
- intra
- output
- 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 - Fee Related
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
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- 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
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
- G11B15/125—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams conditioned by the operating function of the apparatus
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- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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- 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
- H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
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- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
-
- 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
- H04N5/9264—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction using transform coding
-
- 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
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/1808—Driving of both record carrier and head
- G11B15/1875—Driving of both record carrier and head adaptations for special effects or editing
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- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/782—Television signal recording using magnetic recording on tape
- H04N5/783—Adaptations for reproducing at a rate different from the recording rate
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (6)
- 프레임내 압축 데이타 및 프레임간 압축 데이타를 가변장 부호화하여 기록 부호로서 기록 및 재생하는 가변장 부호의 기록 재생 장치에 있어서, 상기 가변장 부호화된 데이타중 프레임내 압축 데이타를 재배치하는 데이타 재배치 수단과; 상기 데이타 재배치 수단의 출력에 포함되는 프레임내 압축 데이타의 어드레스 정보 및 데이타장 정보를 상기 데이타 재배치 수단의 출력에 부가시키는 어드레스 및 데이타장 부가 수단을 구비하는 것을 특징으로 구비한 디지탈 신호 기록 재생 장치.
- 제1항에 있어서, 상기 재배치 수단은 상기 가변장 부호화된 데이타증 프레임내 압축 데이타를 기록 부호의 동기 블록 단위로 재배치하는 것을 특징으로 하는 디지탈 신호 기록 재생 장치.
- 프레임내 압축 데이타 및 프레임간 압축 데이타를 가변장 부호화하여 기록 부호로서 기록 및 재생하는 가변장 부호의 기록 재생 장치에 있어서, 상기 가변장 부호화된 데이타를 재배치하여 1프레임내 데이타를 프레임내 압축 데이타와 프레임간 압축 데이타의 조로 구성하는 동시에 프레임내 압축 데이타의 1프레임 데이타에 있어서의 배치를 프레임 단위로 변화시킴으로써 프레임내 압축 데이타의 전체 데이타를 균등하게 배열시키는 데이타 재배치 수단과 ; 상기 데이타 재배치 수단의 출력에 포함되는 프레임내 압축 데이타의 어드레스 정보 및 데이타장 정보를 부가하는 어드레스 및 테이타장 부가 수단을 구비한 것을 특징으로 하는 디지탈 신호 기록 재생 장치.
- 제3항에 있어서, 상기 재배치 수단은 상기 1프레임 데이타를 소정수로 분할하고 각 부분을 프레임내 압축 데이타와 프레임간 압축 데이타의 조로 구성하는 동시에 각조의 프레임내 압축 데이타의 배치를 프레임 단위로 변화시킴으로써 프레임내 압축 데이타의 전체 데이타를 균등하게 배열시키는 것을 특징으로 하는 디지탈 신호 기록 재생 장치.
- 고능률 부호화처리되고 각 블록 마다에 어드레스 정보가 다중된 부호화 데이타가 전송되며. 이 전송 데이타의 에러를 검출하는 에러 검출 수단과;에러 플래그가 부가된 블록 단위의 제로 데이타를 작성하는 제로 데이타 작성 수단과; 상기 전송 데이타 또는 상기 제로 데이타 작성 수단의 출력을 선택적으로 출력하는 전환 수단과; 상기 에러 검출 수단의 검출 결과로부터 에러 블록의 어드레스를 검출하여 상기 전송 데이타의 에러블록을 상기 제로 데이타 작성 수단의 출력으로 치환하도록 상기 전환 수단을 제어하는 제어수단과; 상기 전환 수단의 출력의 데이타 레이트를 일정화하기 위하여 상기 전송 데이타와 상기 제로 데이타 사이에 비유효 데이타를 삽입하는 비유효 데이타 삽입 수단을 포함하는 복호화측 장치를 구비한 것을 특징으로 하는 디지탈 신호 기록 재생장치.
- 회전하는 드럼상에 설치한 통상 재생용의 2개 이상의 통상 비디오 헤드와; 상기 통상 비디오 헤드에 인접하며 특수 재생시에만 사용하는 특수 재생용의 2개 이상의 특수 비디오 헤드와; 상기 통상 비디오 헤드에 의해 자기 데이프로부터 판독된 신호를 재생 처리함으로써 압축 부호화된 디자탈 신호를 재생하는 제 1재생 처리 수단과; 상기 특수 비디오 헤드에 의해 상기 자기 테이프로부터 판독된 신호를 재생 처리함으로써 압축 부호화된 디지탈 신호를 재생하는 제2재생 처리 수단과; 상기 제1 및 제2재생 처리 수단의 출력과 전환 신호를 기초로 비유효한 데이타가 가장 발생되지 않는 전환 포인트를 연산에 의하여 구하고 제어신호를 출력하는 연산 수단과; 상기 제어 신호를 기초로 상기 제1 및 제2재생 처리 수단의 출력중 한쪽을 선택하는 선택 수단과; 상기 선택 수단의 출력을 기초로 영상 신호를 복호하는 복호 수단을 구비한 것을 특징으로 하는 디지탈 신호 기록 재생 장치.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03330650A JP3112532B2 (ja) | 1991-12-13 | 1991-12-13 | 可変長符号の記録再生装置及びその記録再生方法 |
| JP91-330650 | 1991-12-13 | ||
| JP3338583A JPH05176346A (ja) | 1991-12-20 | 1991-12-20 | 信号切り換え装置 |
| JP91-338583 | 1991-12-20 | ||
| JP92-067610 | 1992-03-25 | ||
| JP4067610A JPH05274808A (ja) | 1992-03-25 | 1992-03-25 | 伝送装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR930014283A KR930014283A (ko) | 1993-07-22 |
| KR0121328B1 true KR0121328B1 (ko) | 1997-11-17 |
Family
ID=27299500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019920023927A Expired - Fee Related KR0121328B1 (ko) | 1991-12-13 | 1992-12-11 | 디지탈 신호 기록 재생 장치 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6014493A (ko) |
| EP (3) | EP0546865B1 (ko) |
| KR (1) | KR0121328B1 (ko) |
| DE (2) | DE69220763T2 (ko) |
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| US5748245A (en) * | 1993-03-29 | 1998-05-05 | Canon Kabushiki Kaisha | Encoding apparatus for encoding input information data while controlling a code quantity of encoded information data |
| US5812735A (en) * | 1993-07-09 | 1998-09-22 | Sony Corporaiton | Picture signal decoding method and picture signal decoding apparatus |
| AU678490B2 (en) * | 1993-07-12 | 1997-05-29 | Sony Corporation | Decoding method and apparatus |
| JP3711571B2 (ja) * | 1994-09-29 | 2005-11-02 | ソニー株式会社 | 画像符号化装置及び画像符号化方法 |
| JP3365109B2 (ja) * | 1994-12-28 | 2003-01-08 | ソニー株式会社 | データ再生装置及びデータ再生方法 |
| JPH1079949A (ja) * | 1996-09-04 | 1998-03-24 | Oki Electric Ind Co Ltd | 画像符号化装置、画像復号化装置及び画像伝送システム |
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| GB2335815B (en) * | 1998-03-25 | 2002-02-27 | Sony Uk Ltd | Data compression |
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| CA1307340C (en) * | 1987-04-30 | 1992-09-08 | Toshio Koga | Image processing system for a coded signal sequence subjected to predictive coding in different manners |
| JP2548246B2 (ja) * | 1987-11-19 | 1996-10-30 | 松下電器産業株式会社 | 映像信号のディジタル磁気記録再生装置 |
| DE3805436A1 (de) * | 1988-02-22 | 1989-08-31 | Bosch Gmbh Robert | Verfahren zur wiedergabe von datensignalen |
| FR2630277B1 (fr) * | 1988-04-15 | 1992-10-16 | Thomson Csf | Procede de codage et de decodage d'informations, par blocs, et dispositifs de codage et de decodage, pour la mise en oeuvre de ce procede |
| DE3831277A1 (de) * | 1988-09-14 | 1990-03-15 | Philips Patentverwaltung | Verfahren zur speicherung und wiedergabe von videosignalen |
| US5150210A (en) * | 1988-12-26 | 1992-09-22 | Canon Kabushiki Kaisha | Image signal restoring apparatus |
| US5122876A (en) * | 1988-12-26 | 1992-06-16 | Canon Kabushiki Kaisha | Image signal restoring apparatus |
| JP3018366B2 (ja) * | 1989-02-08 | 2000-03-13 | ソニー株式会社 | ビデオ信号処理回路 |
| JP2797404B2 (ja) * | 1989-04-20 | 1998-09-17 | ソニー株式会社 | 動画像データの記録方式 |
| JP3089475B2 (ja) * | 1989-06-21 | 2000-09-18 | ソニー株式会社 | ディジタル画像信号の符号化装置 |
| DE3925663A1 (de) * | 1989-08-03 | 1991-02-07 | Thomson Brandt Gmbh | Digitales signalverarbeitungssystem |
| JPH0365888A (ja) * | 1989-08-04 | 1991-03-20 | Fujitsu Ltd | 動画像符号化制御方式 |
| JP2892696B2 (ja) * | 1989-08-05 | 1999-05-17 | 松下電器産業株式会社 | 動画像信号記録装置と動画像信号再生装置 |
| JP2689632B2 (ja) * | 1989-08-15 | 1997-12-10 | ソニー株式会社 | 画像信号の伝送装置および伝送方法 |
| FR2651041B1 (fr) * | 1989-08-16 | 1991-11-29 | Sgs Thomson Microelectronics | Circuit de comparaison de signaux haute frequence modules en amplitude |
| JPH0378380A (ja) * | 1989-08-22 | 1991-04-03 | Sony Corp | 画像信号の記録装置 |
| US5057918A (en) * | 1989-09-15 | 1991-10-15 | U.S. Philips Corporation | Arrangement for encoding two-dimensional information, grouped in periodical information clusters using motion vector processing in a hybrid DPCM encoder |
| JP2897035B2 (ja) * | 1989-09-20 | 1999-05-31 | 富士通株式会社 | 動画像符号化制御方式 |
| JP2926780B2 (ja) * | 1989-09-25 | 1999-07-28 | キヤノン株式会社 | 映像再生装置 |
| EP0713340B1 (en) * | 1989-10-14 | 2001-08-22 | Sony Corporation | Video signal coding/decoding method and apparatus |
| JPH03176869A (ja) * | 1989-12-05 | 1991-07-31 | Matsushita Electric Ind Co Ltd | ディジタル信号記録方法 |
| JP2760112B2 (ja) * | 1989-12-14 | 1998-05-28 | キヤノン株式会社 | 再生装置 |
| JPH03296974A (ja) * | 1990-04-16 | 1991-12-27 | Hitachi Maxell Ltd | データ記録方式およびデータ再生方式 |
| JPH0414973A (ja) * | 1990-05-09 | 1992-01-20 | Toshiba Corp | 回転ヘッド式画像記録再生装置 |
| JP2839943B2 (ja) * | 1990-08-10 | 1998-12-24 | 富士通株式会社 | 画像データ復元方法及び装置 |
| KR940005204B1 (ko) * | 1991-10-18 | 1994-06-13 | 삼성전자 주식회사 | 영상데이터의 기록 및 그 재생방법 |
| JP3024887U (ja) | 1995-10-12 | 1996-06-07 | 保大 西沢 | 健康器具用保持具 |
-
1992
- 1992-12-11 KR KR1019920023927A patent/KR0121328B1/ko not_active Expired - Fee Related
- 1992-12-14 DE DE69220763T patent/DE69220763T2/de not_active Expired - Fee Related
- 1992-12-14 EP EP92311370A patent/EP0546865B1/en not_active Expired - Lifetime
- 1992-12-14 EP EP96120191A patent/EP0771109A3/en not_active Withdrawn
- 1992-12-14 DE DE69230227T patent/DE69230227T2/de not_active Expired - Fee Related
- 1992-12-14 EP EP96120192A patent/EP0771110B1/en not_active Expired - Lifetime
-
1997
- 1997-07-15 US US08/893,173 patent/US6014493A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR930014283A (ko) | 1993-07-22 |
| EP0546865B1 (en) | 1997-07-09 |
| US6014493A (en) | 2000-01-11 |
| EP0771110B1 (en) | 1999-10-27 |
| EP0546865A3 (en) | 1993-10-06 |
| DE69230227D1 (de) | 1999-12-02 |
| DE69220763D1 (de) | 1997-08-14 |
| EP0771109A2 (en) | 1997-05-02 |
| EP0771110A2 (en) | 1997-05-02 |
| EP0546865A2 (en) | 1993-06-16 |
| EP0771110A3 (en) | 1997-06-11 |
| EP0771109A3 (en) | 1997-05-21 |
| DE69220763T2 (de) | 1997-11-06 |
| DE69230227T2 (de) | 2000-02-10 |
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