KR100293859B1 - 디지털비디오신호의부호화장치 - Google Patents
디지털비디오신호의부호화장치 Download PDFInfo
- Publication number
- KR100293859B1 KR100293859B1 KR1019940007913A KR19940007913A KR100293859B1 KR 100293859 B1 KR100293859 B1 KR 100293859B1 KR 1019940007913 A KR1019940007913 A KR 1019940007913A KR 19940007913 A KR19940007913 A KR 19940007913A KR 100293859 B1 KR100293859 B1 KR 100293859B1
- Authority
- KR
- South Korea
- Prior art keywords
- block
- circuit
- output
- video signal
- start address
- 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
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Classifications
-
- 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
-
- 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
- G11B27/032—Electronic editing of digitised analogue information signals, e.g. audio or video signals on tapes
-
- 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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- 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
- H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
-
- 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
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/98—Adaptive-dynamic-range coding [ADRC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Image Processing (AREA)
Abstract
Description
Claims (4)
- 주사선순으로 배열된 디지털 비디오 신호를 블록 구조의 신호로 변환하는 블록화 수단과, 상기 블록화 수단의 출력을 블록 단위로 압축 부호화하는 블록 부호화 수단과, 상기 블록 부호화 수단의 출력을 로칼 복호하는 로칼 복호화 수단과, 상기 로칼 복호화 수단의 출력과 상기 블록 부호화 수단의 출력을 비교 수단과, 상기 블록화 수단의 블록의 시동에 대응하는 블록 개시 어드레스를 가변하는 가변 수단과, 상기 가변 수단에 의해서 블록 개시 어드레스를 가변했을 때, 상기 비교 수단의 출력을 소정 기간 적산하고 이 적산값이 최소로 되는 개시 어드레스를 검출하는 검출 수단을 가지며, 상기 검출 수단의 출력의 개시 어드레스에 대응하는 시단으로부터 상기 입력 비디오 신호를 블록화하고, 부호화하게 한 디지털 비디오 신호의 부호화 장치.
- 제1항에 있어서,상기 비교 수단의 출력을 적산하는 상기 소정 기간은 상기 디지털 비디오 신호를 구성하는 각 피일드의 최초의 수블록분의 기간에 설정되어 있는 것을 특징으로 하는 디지털 비디오 신호의 부호화 장치.
- 제1항에 있어서,상기 비교 수단의 출력을 적산하는 상기 소정 기간은 상기 디지털 비디오 신호를 구성하는 각 피일드 기간에 설정되는 것을 특징으로 하는 디지털 비디오 신호의 부호화 장치.
- 제1항에 있어서,상기 블록 부호화 수단은 상기 블록화 수단의 출력을 다이나믹 렌지에 적용한 부호화(ADRC)하는 것을 특징으로 하는 디지털 비디오 신호의 부호화 장치.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP93-114140 | 1993-04-16 | ||
| JP11414093A JP3163837B2 (ja) | 1993-04-16 | 1993-04-16 | ディジタルビデオ信号の符号化装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR100293859B1 true KR100293859B1 (ko) | 2001-09-17 |
Family
ID=14630147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019940007913A Expired - Fee Related KR100293859B1 (ko) | 1993-04-16 | 1994-04-15 | 디지털비디오신호의부호화장치 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5534931A (ko) |
| EP (1) | EP0620685B1 (ko) |
| JP (1) | JP3163837B2 (ko) |
| KR (1) | KR100293859B1 (ko) |
| DE (1) | DE69413285T2 (ko) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5694173A (en) * | 1993-12-29 | 1997-12-02 | Kabushiki Kaisha Toshiba | Video data arranging method and video data encoding/decoding apparatus |
| US5579050A (en) * | 1995-03-09 | 1996-11-26 | Daewoo Electronics Co., Ltd. | Apparatus for encoding a video signal using a search grid |
| CN1108061C (zh) * | 1995-03-20 | 2003-05-07 | 大宇电子株式会社 | 利用搜索网格对视频信号编码的装置 |
| KR0171145B1 (ko) * | 1995-03-20 | 1999-03-20 | 배순훈 | 이미지 부호화 시스템용 움직임 보상 장치 |
| US5668737A (en) * | 1995-03-22 | 1997-09-16 | Pixel Magic, Inc. | High-speed data processor and coding method |
| US5703652A (en) * | 1995-07-28 | 1997-12-30 | Sony Corporation | Information signal encoding system and method for adaptively encoding an information signal |
| KR100209413B1 (ko) * | 1996-05-23 | 1999-07-15 | 전주범 | 블럭-기반 비디오 신호 부호화 시스템에 이용하기 위한그리드 결정방법 |
| US6015071A (en) | 1997-03-11 | 2000-01-18 | Prince Corporation | Vehicle storage divider |
| FR2769453B1 (fr) | 1997-10-06 | 2000-01-07 | Telediffusion Fse | Procede d'evaluation de la degradation d'une image video introduite par un systeme de codage et/ou de stockage et/ou de transmission numerique |
| FR2769452B1 (fr) * | 1997-10-06 | 2000-01-14 | Telediffusion Fse | Procede de synchronisation spatiale d'une image video codee numeriquement et/ou d'identification de la syntaxe d'une sequence video |
| US6885702B1 (en) * | 1997-10-06 | 2005-04-26 | Telediffusion De France | Method for spatial synchronization of a digitally coded video image and/or for identification of the syntax of a video sequence |
| KR20060042746A (ko) * | 2004-11-10 | 2006-05-15 | 주식회사 팬택앤큐리텔 | 전자앨범관리 시스템과, 전자앨범관리 데이타를 저장한컴퓨터로 읽을 수 있는 기록매체와, 전자앨범관리시스템을 탑재한 이동통신 단말기와, 전자앨범관리를 위한데이타 저장방법 및 전자앨범관리를 위한 데이타 독출방법 |
| JP4845482B2 (ja) * | 2005-11-01 | 2011-12-28 | 株式会社東芝 | 記録再生装置及び記録方法 |
| US7978921B1 (en) * | 2007-08-06 | 2011-07-12 | Nvidia Corporation | Low dynamic range 3-channel color decompression |
| US20100172402A1 (en) * | 2009-01-08 | 2010-07-08 | Novafora, Inc. | Content Distribution Systems and Methods |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0014045B1 (en) * | 1979-01-15 | 1984-04-11 | Atari Inc. | Apparatus for controlling a display |
| JPS57176577A (en) * | 1981-04-21 | 1982-10-29 | Sony Corp | Editing device for pcm signal |
| EP0316184B1 (en) * | 1987-11-12 | 1994-09-28 | Matsushita Electric Industrial Co., Ltd. | Apparatus for detecting phase difference and apparatus for recording and reproducing data using the same |
| US4947249A (en) * | 1988-10-14 | 1990-08-07 | Sony Corporation | Apparatus in which subsampling and block coding are both employed for coding digital video data |
| 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 |
| GB8909498D0 (en) * | 1989-04-26 | 1989-06-14 | British Telecomm | Motion estimator |
| 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 |
| JPH0832048B2 (ja) * | 1990-01-23 | 1996-03-27 | 日本ビクター株式会社 | 動きベクトル検出装置 |
| US5091782A (en) * | 1990-04-09 | 1992-02-25 | General Instrument Corporation | Apparatus and method for adaptively compressing successive blocks of digital video |
| KR0166717B1 (ko) * | 1992-06-18 | 1999-03-20 | 강진구 | 가변화면분할기법을 이용한 부호화/복호화방법 및 장치 |
-
1993
- 1993-04-16 JP JP11414093A patent/JP3163837B2/ja not_active Expired - Lifetime
-
1994
- 1994-04-13 US US08/226,848 patent/US5534931A/en not_active Expired - Lifetime
- 1994-04-14 DE DE69413285T patent/DE69413285T2/de not_active Expired - Lifetime
- 1994-04-14 EP EP19940302669 patent/EP0620685B1/en not_active Expired - Lifetime
- 1994-04-15 KR KR1019940007913A patent/KR100293859B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE69413285T2 (de) | 1999-04-01 |
| US5534931A (en) | 1996-07-09 |
| DE69413285D1 (de) | 1998-10-22 |
| EP0620685A2 (en) | 1994-10-19 |
| JP3163837B2 (ja) | 2001-05-08 |
| EP0620685B1 (en) | 1998-09-16 |
| EP0620685A3 (en) | 1995-01-25 |
| JPH06303592A (ja) | 1994-10-28 |
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