KR920001966A - 영상 신호 부호화 장치 - Google Patents

영상 신호 부호화 장치 Download PDF

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Publication number
KR920001966A
KR920001966A KR1019910010134A KR910010134A KR920001966A KR 920001966 A KR920001966 A KR 920001966A KR 1019910010134 A KR1019910010134 A KR 1019910010134A KR 910010134 A KR910010134 A KR 910010134A KR 920001966 A KR920001966 A KR 920001966A
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KR
South Korea
Prior art keywords
video signal
data
high efficiency
time slots
encoding processing
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KR1019910010134A
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English (en)
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KR100266334B1 (ko
Inventor
이꾸오 쯔까고시
Original Assignee
오오가 노리오
소니 가부시끼가이샤
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Publication of KR920001966A publication Critical patent/KR920001966A/ko
Application granted granted Critical
Publication of KR100266334B1 publication Critical patent/KR100266334B1/ko

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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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • 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
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Color Television Systems (AREA)

Abstract

내용 없음

Description

영상 신호 부호화 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 영상 신호 부호화 장치의 1실시예를 도시하는 블록도.
제2(A)도 및 제2(B)도는 디스크 리트 코사인 변환 블록의 설명에 제공하는 도표도.
제5도는 제1도의 타임 슬롯트 삽입 회로(14A)의 상세 구성을 도시하는 접속도.

Claims (3)

  1. 입력 영상 신호를 차분신호에 고능률 부호화 처리한 후, 디스크리트 코사인 변환하고, 그 결과, 얻어지는 디스크리트 코사인 변환 계수 데이타를 복수의 타임 슬롯트로 할당한 디지틀 데이타 신호에 부호화하도록 이룬 영상 신호 부호화 장치에 있어서, 상기 복수의 타임 슬롯트에 부가 데이타 타임 슬롯트를 삽입하고 상기 부가 데이타 타임 슬롯트에 대해서 상기 고능률부호화 처리조건을 나타내는 부가 데이타를 할당하는 부가 데이타 삽입수단을 구비한 것을 특징으로 하는 영상 신호 부호화 장치.
  2. 제1항에 있어서, 상기 고능률 부호화 처리 조건으로서 부호화 방식 식벽 폴래그 데이타를 할당한 것을 특징으로 하는 영상 신호 부호화 장치.
  3. 제1항 또는 제2항에 있어서, 상기 고능률 부호화 처리 조건으로서 움직임 벡터 데이타를 할당한 것을 특징으로 하는 영상 신호 부호화 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910010134A 1990-06-22 1991-06-19 영상신호 부호화 장치 KR100266334B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP164467 1990-06-22
JP16446790A JP3044749B2 (ja) 1990-06-22 1990-06-22 映像信号符号化装置

Publications (2)

Publication Number Publication Date
KR920001966A true KR920001966A (ko) 1992-01-30
KR100266334B1 KR100266334B1 (ko) 2000-09-15

Family

ID=15793737

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910010134A KR100266334B1 (ko) 1990-06-22 1991-06-19 영상신호 부호화 장치

Country Status (3)

Country Link
US (1) US5198900A (ko)
JP (1) JP3044749B2 (ko)
KR (1) KR100266334B1 (ko)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2802694B2 (ja) * 1991-10-30 1998-09-24 富士写真フイルム株式会社 画像再生装置および方法
US5377014A (en) * 1992-01-06 1994-12-27 At&T Corp. Apparatus and method for displaying recorded compressed digital high definition video information
JP3385623B2 (ja) * 1992-01-29 2003-03-10 ソニー株式会社 ディジタル情報信号の伝送装置
JP3360844B2 (ja) * 1992-02-04 2003-01-07 ソニー株式会社 ディジタル画像信号の伝送装置およびフレーム化方法
JP2530090B2 (ja) * 1992-02-28 1996-09-04 三星電子株式会社 映像信号符号化装置
KR0152013B1 (ko) * 1992-05-08 1998-10-15 강진구 가변장부호화를 고려한 움직임추정장치
JP3348310B2 (ja) * 1992-09-28 2002-11-20 ソニー株式会社 動画像符号化方法および動画像符号化装置
US5418562A (en) * 1993-05-11 1995-05-23 Spiricon, Inc. Method and apparatus for increasing the accuracy of dimensional measurements made with video cameras
JPH0787405A (ja) * 1993-09-14 1995-03-31 Sony Corp 撮像装置
US5987181A (en) 1995-10-12 1999-11-16 Sharp Kabushiki Kaisha Coding and decoding apparatus which transmits and receives tool information for constructing decoding scheme
KR100243225B1 (ko) 1997-07-16 2000-02-01 윤종용 블록화효과 및 링잉잡음 감소를 위한 신호적응필터링방법 및신호적응필터
JPH11122613A (ja) * 1997-10-16 1999-04-30 Matsushita Electric Ind Co Ltd 映像信号処理装置、及び映像信号処理方法
KR100287146B1 (ko) * 1997-12-29 2001-04-16 윤종용 영상신호의 압축 부호화방법 및 그 부호화기
US6956899B2 (en) * 1998-03-23 2005-10-18 International Business Machines Corporation Precise bit control apparatus with look-ahead for MPEG encoding
US8417370B2 (en) * 2003-10-17 2013-04-09 Hexagon Metrology Ab Apparatus and method for dimensional metrology
US8204104B2 (en) * 2006-03-09 2012-06-19 Sony Corporation Frame rate conversion system, method of converting frame rate, transmitter, and receiver

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3761613A (en) * 1972-06-20 1973-09-25 Bell Telephone Labor Inc Dual mode video encoder
CA1091810A (en) * 1976-12-16 1980-12-16 Toshio Koga Predictive codec capable of selecting one of at least three prediction signals in two steps
US4821119A (en) * 1988-05-04 1989-04-11 Bell Communications Research, Inc. Method and apparatus for low bit-rate interframe video coding

Also Published As

Publication number Publication date
JPH0454787A (ja) 1992-02-21
JP3044749B2 (ja) 2000-05-22
US5198900A (en) 1993-03-30
KR100266334B1 (ko) 2000-09-15

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