DE69113625D1 - Kompression digitaler videosignale. - Google Patents

Kompression digitaler videosignale.

Info

Publication number
DE69113625D1
DE69113625D1 DE69113625T DE69113625T DE69113625D1 DE 69113625 D1 DE69113625 D1 DE 69113625D1 DE 69113625 T DE69113625 T DE 69113625T DE 69113625 T DE69113625 T DE 69113625T DE 69113625 D1 DE69113625 D1 DE 69113625D1
Authority
DE
Germany
Prior art keywords
compression
digital video
video signals
signals
digital
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
Application number
DE69113625T
Other languages
English (en)
Other versions
DE69113625T2 (de
Inventor
Alan Graves
Raymond Greenfield
Barry Hagglund
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom 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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Publication of DE69113625D1 publication Critical patent/DE69113625D1/de
Application granted granted Critical
Publication of DE69113625T2 publication Critical patent/DE69113625T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • H04N11/042—Codec means
    • 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
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • H04N7/0152—High-definition television systems using spatial or temporal subsampling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H04N7/122—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line
    • H04N7/125—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line the signal segment being a picture element
DE69113625T 1990-06-13 1991-06-05 Kompression digitaler videosignale. Expired - Fee Related DE69113625T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/538,627 US5021880A (en) 1990-06-13 1990-06-13 Digital video signal compression
PCT/CA1991/000197 WO1991020158A1 (en) 1990-06-13 1991-06-05 Digital video signal compression

Publications (2)

Publication Number Publication Date
DE69113625D1 true DE69113625D1 (de) 1995-11-09
DE69113625T2 DE69113625T2 (de) 1996-03-07

Family

ID=24147718

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69113625T Expired - Fee Related DE69113625T2 (de) 1990-06-13 1991-06-05 Kompression digitaler videosignale.

Country Status (5)

Country Link
US (1) US5021880A (de)
EP (1) EP0533707B1 (de)
CA (1) CA2069115A1 (de)
DE (1) DE69113625T2 (de)
WO (1) WO1991020158A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5734784A (en) * 1992-03-25 1998-03-31 Kabushiki Kaisha Toshiba High data rate system and method for video recording and playback
JPH0746628A (ja) * 1993-06-29 1995-02-14 Toshiba Corp 画像信号符号化装置及び画像信号復号化装置
NL9301907A (nl) * 1993-11-04 1995-06-01 Paul Peter Hendrikus Schalkwij Werkwijze voor het elektronisch opslaan van stralingsbeelden.
US5576838A (en) * 1994-03-08 1996-11-19 Renievision, Inc. Personal video capture system
US5912708A (en) * 1996-12-26 1999-06-15 Sony Corporation Picture signal encoding device, picture signal encoding method, picture signal decoding device, picture signal decoding method, and recording medium
US6160845A (en) * 1996-12-26 2000-12-12 Sony Corporation Picture encoding device, picture encoding method, picture decoding device, picture decoding method, and recording medium
US6831932B1 (en) * 2000-07-14 2004-12-14 Level 3 Communications, Inc. Transfer of SONET traffic over a packet-switched network
US7010033B2 (en) * 2004-02-02 2006-03-07 Adams Platform Pty Ltd. System and method for compressing and encoding video
US20050196049A1 (en) * 2004-02-02 2005-09-08 Clark Adam L. System and method for encoding live audio/video information
US20080251575A1 (en) * 2007-04-13 2008-10-16 Yourday, Inc. System for capturing and managing personalized video images over an ip-based control and data local area network

Family Cites Families (11)

* 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
US4323916A (en) * 1980-02-07 1982-04-06 Rca Corporation Data rate reduction for digital video signals by subsampling and adaptive reconstruction
US4396937A (en) * 1980-07-23 1983-08-02 Rca Corporation Use of a single set of steering bits in a plural channel system
US4320416A (en) * 1980-10-15 1982-03-16 Rca Corporation Technique for optimally encoding digitally encoded video signals
DE3211323C2 (de) * 1982-03-27 1984-02-09 Standard Elektrik Lorenz Ag, 7000 Stuttgart System zur redundanzvermindernden digitalen Übertragung von Fernsehbildsignalen
DE3317115A1 (de) * 1983-05-10 1984-11-15 Siemens AG, 1000 Berlin und 8000 München Verfahren zur uebertragung von digitalen luminanz- und chrominanzsignalen des fernsehens
US4661862A (en) * 1984-04-27 1987-04-28 Rca Corporation Differential PCM video transmission system employing horizontally offset five pixel groups and delta signals having plural non-linear encoding functions
GB8618912D0 (en) * 1986-08-01 1986-09-10 British Telecomm Television transmission
JPS63215185A (ja) * 1987-03-03 1988-09-07 Matsushita Electric Ind Co Ltd サブナイキスト符号化装置および復号化装置
JPS63245085A (ja) * 1987-03-31 1988-10-12 Pioneer Electronic Corp サブサンプル内挿方法
KR890003139A (ko) * 1987-07-29 1989-04-13 오가 노리오 디지탈신호의 부호화 방법 및 그 장치

Also Published As

Publication number Publication date
WO1991020158A1 (en) 1991-12-26
US5021880A (en) 1991-06-04
DE69113625T2 (de) 1996-03-07
CA2069115A1 (en) 1991-12-14
EP0533707A1 (de) 1993-03-31
EP0533707B1 (de) 1995-10-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee