[go: up one dir, main page]

CA2002053A1 - Codec mdic hybride pour signaux composites de television en couleurs - Google Patents

Codec mdic hybride pour signaux composites de television en couleurs

Info

Publication number
CA2002053A1
CA2002053A1 CA2002053A CA2002053A CA2002053A1 CA 2002053 A1 CA2002053 A1 CA 2002053A1 CA 2002053 A CA2002053 A CA 2002053A CA 2002053 A CA2002053 A CA 2002053A CA 2002053 A1 CA2002053 A1 CA 2002053A1
Authority
CA
Canada
Prior art keywords
sample
signal
ith
code value
composite color
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.)
Granted
Application number
CA2002053A
Other languages
English (en)
Other versions
CA2002053C (fr
Inventor
Randall B. Sharpe
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.)
Broadband Technologies Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2002053A1 publication Critical patent/CA2002053A1/fr
Application granted granted Critical
Publication of CA2002053C publication Critical patent/CA2002053C/fr
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
    • 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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA002002053A 1988-11-22 1989-11-02 Codec mdic hybride pour signaux composites de television en couleurs Expired - Fee Related CA2002053C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/274,903 US4910586A (en) 1988-11-22 1988-11-22 Hybrid DPCM codec for composite color television signals
US274,903 1988-11-22

Publications (2)

Publication Number Publication Date
CA2002053A1 true CA2002053A1 (fr) 1990-05-22
CA2002053C CA2002053C (fr) 2000-08-29

Family

ID=23050091

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002002053A Expired - Fee Related CA2002053C (fr) 1988-11-22 1989-11-02 Codec mdic hybride pour signaux composites de television en couleurs

Country Status (3)

Country Link
US (1) US4910586A (fr)
JP (1) JP2876228B2 (fr)
CA (1) CA2002053C (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02243080A (ja) * 1989-03-16 1990-09-27 Nec Corp テレビ信号符号化回路
DE4118984A1 (de) * 1991-06-08 1992-12-10 Philips Patentverwaltung Einrichtung zur uebertragung eines farbfernsehsignals
US5220410A (en) * 1991-10-02 1993-06-15 Tandy Corporation Method and apparaus for decoding encoded video data
JPH05284527A (ja) * 1992-04-02 1993-10-29 Sony Corp クロマ信号処理回路
JP2778412B2 (ja) * 1993-05-20 1998-07-23 国際電信電話株式会社 動き補償フレーム間コンポジットｔｖ信号直接符号化装置
US6078593A (en) 1997-02-04 2000-06-20 Next Level Communications Method and apparatus for reliable operation of universal voice grade cards
EP0920216A1 (fr) * 1997-11-25 1999-06-02 Deutsche Thomson-Brandt Gmbh Procédé et dispositif pour le codage et le décodage d'une séquence d'images
US20020110157A1 (en) * 2001-02-14 2002-08-15 Kestrel Solutions Method and apparatus for providing a gigabit ethernet circuit pack
US6624766B1 (en) * 2001-05-09 2003-09-23 Kestrel Solutions, Inc. Recovery and transmission of return-to-zero formatted data using non-return-to-zero devices
EP1605705B1 (fr) * 2004-06-07 2009-01-28 STMicroelectronics S.r.l. Procédé de compression de données d'images obtenues à partir d'un réseau de filtres couleur de type Bayer
US7667625B2 (en) * 2007-02-28 2010-02-23 Exar Corporation Universal and fault-tolerant multiphase digital PWM controller for high-frequency DC-DC converters

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1265233A (fr) * 1984-11-06 1990-01-30 Udo Reimann Methode et appareil de traitement de signaux d'imagerie
US4663660A (en) * 1986-06-20 1987-05-05 Rca Corporation Compressed quantized image-data transmission technique suitable for use in teleconferencing
DE3634691A1 (de) * 1986-10-11 1988-04-14 Philips Patentverwaltung Differenzpulscodemodulator sowie dessen verwendung als demodulator

Also Published As

Publication number Publication date
JP2876228B2 (ja) 1999-03-31
JPH02223291A (ja) 1990-09-05
CA2002053C (fr) 2000-08-29
US4910586A (en) 1990-03-20

Similar Documents

Publication Publication Date Title
CA1261069A (fr) Codage de signaux numeriques au moyen de deux canaux
US4163248A (en) Field sequential transmission of luminance and chrominance information
DE3378515D1 (en) System for the digital transmission of television picture signals with reduced redundancy
CA2002053A1 (fr) Codec mdic hybride pour signaux composites de television en couleurs
CA2134163A1 (fr) Appareil de conversion du nombre de lignes de balayage dans un signal de television
EP0337496A3 (fr) Dispositif pour démoduler un signal vidéo échantillonné avec un échantillonnage sous-nyquist et procédé de démodulation correspondant
US4672427A (en) Processing of analog video signals in digital transmission systems
US4866509A (en) System for adaptively generating signal in alternate formats as for an EDTV system
US5247353A (en) Motion detection system for high definition television receiver
DE3317115A1 (de) Verfahren zur uebertragung von digitalen luminanz- und chrominanzsignalen des fernsehens
US4875090A (en) Information data transmission system
EP0420205B1 (fr) Dispositif de traitement de signal vidéo
CA1171958A (fr) Reduction du debit de donnees pour signaux video numeriques par sous-echantillonnage et reconstruction adaptative
GB2003695A (en) Transcoding digital PAL colour television signals
EP0323274A3 (fr) Réduction de la largeurs de bande pour la transmission de signaux de télévision
SU1040625A1 (ru) Система цветного телевидени
JPH05506975A (ja) ディジタルビデオ信号圧縮
AU558426B2 (en) Multidimensional dpcm coding of video signals
CA2090226A1 (fr) Methode, codeur et decodeur de transmission et/ou d'enregistrement numerique(s) de signaux de television en couleurs a codage des composantes
AU641831B2 (en) Television transmission system with bandwidth reduction
GB2117608A (en) Speech signal transmission system
JP2778629B2 (ja) 高能率符号化装置
DE3929291A1 (de) Einrichtung zum umsetzen und rueckumsetzen eines videosignals
JPH04117881A (ja) Ｍｕｓｅ―ｐｃｍ送信装置とｍｕｓｅ―ｐｃｍ受信装置
JP2603290B2 (ja) カラービデオ信号処理方法

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed