JPS611957B2 - - Google Patents

Info

Publication number
JPS611957B2
JPS611957B2 JP51158290A JP15829076A JPS611957B2 JP S611957 B2 JPS611957 B2 JP S611957B2 JP 51158290 A JP51158290 A JP 51158290A JP 15829076 A JP15829076 A JP 15829076A JP S611957 B2 JPS611957 B2 JP S611957B2
Authority
JP
Japan
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
Application number
JP51158290A
Other versions
JPS5382219A (en
Inventor
Toshio Koga
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP15829076A priority Critical patent/JPS5382219A/ja
Priority to US05/865,147 priority patent/US4202011A/en
Publication of JPS5382219A publication Critical patent/JPS5382219A/ja
Publication of JPS611957B2 publication Critical patent/JPS611957B2/ja
Granted legal-status Critical Current

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
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP15829076A 1976-12-28 1976-12-28 Television signal coding unit Granted JPS5382219A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP15829076A JPS5382219A (en) 1976-12-28 1976-12-28 Television signal coding unit
US05/865,147 US4202011A (en) 1976-12-28 1977-12-28 Television signal coder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15829076A JPS5382219A (en) 1976-12-28 1976-12-28 Television signal coding unit

Publications (2)

Publication Number Publication Date
JPS5382219A JPS5382219A (en) 1978-07-20
JPS611957B2 true JPS611957B2 (ja) 1986-01-21

Family

ID=15668358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15829076A Granted JPS5382219A (en) 1976-12-28 1976-12-28 Television signal coding unit

Country Status (2)

Country Link
US (1) US4202011A (ja)
JP (1) JPS5382219A (ja)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2050752B (en) * 1979-06-07 1984-05-31 Japan Broadcasting Corp Motion compensated interframe coding system
US4281344A (en) * 1980-05-02 1981-07-28 Bell Telephone Laboratories, Incorporated Video interframe transform coding technique
DE3018329C2 (de) * 1980-05-10 1982-09-09 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Verfahren zur Übertragung und Wiedergabe von Videoszenen, insbesondere Luftbildszenen, mit reduzierter Bildfolgefrequenz
US4496972A (en) * 1980-05-10 1985-01-29 Deutsche Forschungs-Und Versuchsanstalt Fur Luft-Und Raumfahrt E.V. Method for the representation of video images or scenes, in particular aerial images transmitted at reduced frame rate
US4541012A (en) * 1982-01-04 1985-09-10 Compression Labs, Inc. Video bandwidth reduction system employing interframe block differencing and transform domain coding
US4498173A (en) * 1982-06-17 1985-02-05 At&T Bell Laboratories Technique for digital split-channel transmission using interpolative coders and decoders
US4488175A (en) * 1982-06-28 1984-12-11 At&T Bell Laboratories DPCM Video signal processing technique with spatial subsampling
US4549304A (en) * 1983-11-28 1985-10-22 Northern Telecom Limited ADPCM Encoder/decoder with signalling bit insertion
JPH0746864B2 (ja) * 1984-08-22 1995-05-17 ソニー株式会社 高能率符号化装置
JPS61114676A (ja) * 1984-11-09 1986-06-02 Nec Corp ブロツク符号化装置
US4706260A (en) * 1986-11-07 1987-11-10 Rca Corporation DPCM system with rate-of-fill control of buffer occupancy
US4864397A (en) * 1987-04-28 1989-09-05 Siemens Aktiengesellschaft Arrangement for past DPCM coding of video signals according to a 2-D or 3-D coding method
JP2578439B2 (ja) * 1987-09-04 1997-02-05 富士通株式会社 予測符号化方式
US4897855A (en) * 1987-12-01 1990-01-30 General Electric Company DPCM system with adaptive quantizer having unchanging bin number ensemble
FR2625060B1 (fr) * 1987-12-16 1990-10-05 Guichard Jacques Procede et dispositifs de codage et de decodage pour la transmission d'images a travers un reseau a debit variable
US4888640A (en) * 1988-05-16 1989-12-19 General Electric Company Refresh system for digital signals
US4933765A (en) * 1988-08-30 1990-06-12 General Electric Company Enhanced TV system using transmitted error signals
JP2530217B2 (ja) * 1989-01-20 1996-09-04 日本ビクター株式会社 フレ―ム間予測符号化装置及び復号装置
JP3159309B2 (ja) * 1989-09-27 2001-04-23 ソニー株式会社 映像信号符号化方法及び映像信号符号化装置
JP3159310B2 (ja) * 1989-10-14 2001-04-23 ソニー株式会社 映像信号符号化方法及び映像信号符号化装置
EP0424026B1 (en) 1989-10-14 1997-07-23 Sony Corporation Video signal transmitting system and method
US5173787A (en) * 1990-03-07 1992-12-22 Fuji Photo Film Co., Ltd. Method for storing image signals
US5136377A (en) * 1990-12-11 1992-08-04 At&T Bell Laboratories Adaptive non-linear quantizer
ES2099153T3 (es) * 1991-06-28 1997-05-16 Alcatel Bell Nv Modulador digital sigma-delta.
US7099511B2 (en) 2000-03-14 2006-08-29 Monolith Co., Ltd. Method and apparatus for coding and decoding image data using critical points

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921124A (en) * 1956-12-10 1960-01-12 Bell Telephone Labor Inc Method and apparatus for reducing television bandwidth

Also Published As

Publication number Publication date
US4202011A (en) 1980-05-06
JPS5382219A (en) 1978-07-20

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