FR2627656B1 - Dispositif de sous-echantillonnage temporel et d'interpolation temporelle compensee en mouvement dans une sequence d'images entrelacees, et utilisation d'un tel dispositif dans les circuits de codage et de decodage d'un systeme de transmission d'images de television a haute definition - Google Patents

Dispositif de sous-echantillonnage temporel et d'interpolation temporelle compensee en mouvement dans une sequence d'images entrelacees, et utilisation d'un tel dispositif dans les circuits de codage et de decodage d'un systeme de transmission d'images de television a haute definition

Info

Publication number
FR2627656B1
FR2627656B1 FR8802121A FR8802121A FR2627656B1 FR 2627656 B1 FR2627656 B1 FR 2627656B1 FR 8802121 A FR8802121 A FR 8802121A FR 8802121 A FR8802121 A FR 8802121A FR 2627656 B1 FR2627656 B1 FR 2627656B1
Authority
FR
France
Prior art keywords
temporal
coding
sampling
sequence
transmission system
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
FR8802121A
Other languages
English (en)
Other versions
FR2627656A1 (fr
Inventor
Mohammad-Reza Haghiri
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.)
Laboratoires dElectronique Philips SAS
Original Assignee
Laboratoires dElectronique et de Physique Appliquee
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
Priority to FR8802121A priority Critical patent/FR2627656B1/fr
Application filed by Laboratoires dElectronique et de Physique Appliquee filed Critical Laboratoires dElectronique et de Physique Appliquee
Priority to FI890813A priority patent/FI89546C/fi
Priority to DK077689A priority patent/DK169194B1/da
Priority to ES89200411T priority patent/ES2048823T3/es
Priority to AT89200411T priority patent/ATE97775T1/de
Priority to DE68910848T priority patent/DE68910848T2/de
Priority to NO890707A priority patent/NO174610C/no
Priority to EP89200411A priority patent/EP0330279B1/fr
Priority to US07/313,937 priority patent/US4985767A/en
Priority to AU30181/89A priority patent/AU623056B2/en
Priority to JP1041948A priority patent/JPH01288187A/ja
Priority to CN 89101850 priority patent/CN1015502B/zh
Priority to PT89796A priority patent/PT89796B/pt
Publication of FR2627656A1 publication Critical patent/FR2627656A1/fr
Application granted granted Critical
Publication of FR2627656B1 publication Critical patent/FR2627656B1/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
    • H04N7/015—High-definition television systems
    • H04N7/0152—High-definition television systems using spatial or temporal subsampling
    • H04N7/0155—High-definition television systems using spatial or temporal subsampling using pixel 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
    • H04N19/10—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR8802121A 1988-02-23 1988-02-23 Dispositif de sous-echantillonnage temporel et d'interpolation temporelle compensee en mouvement dans une sequence d'images entrelacees, et utilisation d'un tel dispositif dans les circuits de codage et de decodage d'un systeme de transmission d'images de television a haute definition Expired - Fee Related FR2627656B1 (fr)

Priority Applications (13)

Application Number Priority Date Filing Date Title
FR8802121A FR2627656B1 (fr) 1988-02-23 1988-02-23 Dispositif de sous-echantillonnage temporel et d'interpolation temporelle compensee en mouvement dans une sequence d'images entrelacees, et utilisation d'un tel dispositif dans les circuits de codage et de decodage d'un systeme de transmission d'images de television a haute definition
EP89200411A EP0330279B1 (fr) 1988-02-23 1989-02-20 Dispositif de sous-échantillonnage spatio-temporel de signaux vidéo numériques représentatifs d'une suite d'images entrelacées ou séquentielles, système de transmission d'images de télévision à haute définition incluant un tel dispositif, et étages d'émission et de réception pour un tel système
ES89200411T ES2048823T3 (es) 1988-02-23 1989-02-20 Dispositivo de submuestreo espacio-temporal de se\ales video numericas representativas de una serie de imagenes enlazadas o secuenciales; sistema de transmision de tv de alta definicion incluyendo un dispos. de este tipo y etapas de emision y recepcion para un sist. de este tipo.
AT89200411T ATE97775T1 (de) 1988-02-23 1989-02-20 Einrichtung zur raumzeitlichen unterabtastung von digitalen videosignalen, die eine folge verschachtelter oder sequentieller bilder darstellen, uebertragungssystem von fernsehbildern mit hoher aufloesung mit einer solchen einrichtung und stufen zum senden und empfangen in einem solchen system.
DE68910848T DE68910848T2 (de) 1988-02-23 1989-02-20 Einrichtung zur raumzeitlichen Unterabtastung von digitalen Videosignalen, die eine Folge verschachtelter oder sequentieller Bilder darstellen, Übertragungssystem von Fernsehbildern mit hoher Auflösung mit einer solchen Einrichtung und Stufen zum Senden und Empfangen in einem solchen System.
NO890707A NO174610C (no) 1988-02-23 1989-02-20 Innretning for rom/tidsbestemt sub-sampling av digitale videosignaler, som representerer en fölge av linjesprang el.sekvensielle bilder, system for transmisjon av höyopplösningstelevisjonsbilder innbefattende en slik innretning
FI890813A FI89546C (fi) 1988-02-23 1989-02-20 Anordning foer spatialtemporal undersampling av digitala videosignaler representerade en foeljd av successiva bilder och anordning foer transmission av hdtv-bilder
DK077689A DK169194B1 (da) 1988-02-23 1989-02-20 Kobling til sted/tidsbaseret subsampling af digitale videosignaler, der repræsenterer en række springskanderede eller sekventielle billeder samt sendetrin og modtagetrin i et system til transmission af højopløsnings-TV-billeder med en sådan kobling.
AU30181/89A AU623056B2 (en) 1988-02-23 1989-02-22 Device for spatio-temporal sub-sampling of digital video signals representing a succession of interlaced or sequential images, transmission of high-definition television images including such a device, and emission and reception stages for such a system
US07/313,937 US4985767A (en) 1988-02-23 1989-02-22 Spatio-temporal sub-sampling of digital video signals representing a succession of interlaced or sequential images, transmission of high-definition television images, and emission and reception stages for such a system
JP1041948A JPH01288187A (ja) 1988-02-23 1989-02-23 デジタルビデオ信号の空間―時間サブ―サンプリング装置およびこの装置を具える高品位テレビジョン画像伝送システム
CN 89101850 CN1015502B (zh) 1988-02-23 1989-02-23 用于数字视频信号的时空次取样装置
PT89796A PT89796B (pt) 1988-02-23 1989-02-23 Dispositivo de sub-amostragem espacio-temporal de sinais video numericos representativos de uma sussao de imagens entrelacadas ou sequenciais, e sistema de transmissao de imagens de televisao incluindo o referido dispositivo e fases de emissao e recepcao

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8802121A FR2627656B1 (fr) 1988-02-23 1988-02-23 Dispositif de sous-echantillonnage temporel et d'interpolation temporelle compensee en mouvement dans une sequence d'images entrelacees, et utilisation d'un tel dispositif dans les circuits de codage et de decodage d'un systeme de transmission d'images de television a haute definition

Publications (2)

Publication Number Publication Date
FR2627656A1 FR2627656A1 (fr) 1989-08-25
FR2627656B1 true FR2627656B1 (fr) 1994-08-05

Family

ID=9363495

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8802121A Expired - Fee Related FR2627656B1 (fr) 1988-02-23 1988-02-23 Dispositif de sous-echantillonnage temporel et d'interpolation temporelle compensee en mouvement dans une sequence d'images entrelacees, et utilisation d'un tel dispositif dans les circuits de codage et de decodage d'un systeme de transmission d'images de television a haute definition

Country Status (1)

Country Link
FR (1) FR2627656B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2906816A (en) * 1956-07-24 1959-09-29 Bell Telephone Labor Inc Method and apparatus for reducing television bandwidth
US4942466A (en) * 1985-12-24 1990-07-17 British Broadcasting Corporation Bandwidth compression for television signals
WO1987005770A1 (fr) * 1986-03-19 1987-09-24 British Broadcasting Corporation Traitement de signaux video en vue d'une reduction de la largeur de bande
JP2540809B2 (ja) * 1986-07-30 1996-10-09 ソニー株式会社 高能率符号化装置

Also Published As

Publication number Publication date
FR2627656A1 (fr) 1989-08-25

Similar Documents

Publication Publication Date Title
EP0420653A3 (en) Motion picture data coding/decoding system having motion vector coding unit and decoding unit
CA2000022A1 (fr) Transmission video periodique regionale pour systemes de videoconference
EP0576289A3 (en) Encoding and decoding picture signals
GB2278514B (en) High-definition digital video processor
DE69328472D1 (de) Kodierung/Dekodierung von Bewegtvideobildern
EP0576290A3 (en) Picture signal coding and decoding
FR2549671B1 (fr) Dispositif d'affichage d'une image de television de grandes dimensions et recepteur de television comportant un tel dispositif
HU9601499D0 (en) Digital video transmitting system
EP0741943A4 (fr) Systeme de telecommunication transmettant des informations video en balayage rapide
EP0516371A3 (en) Video teleconferencing system
GB9322260D0 (en) Digital video processor
SG59994A1 (en) Video surveillance system
EP0536897A3 (en) Television receiver with picture in picture operation
EP0447068A3 (en) Motion image data compression system
FR2767623B1 (fr) Systeme de codage et de decodage d'images animees
AP9400673A0 (en) Computer compression of video images
GB9220429D0 (en) Picture encoding and decoding
SG48914A1 (en) Coding and decoding video signals
GB8719937D0 (en) Combined video television & camera
EP0415737A3 (en) Motion detecting circuits for video images
GB9417278D0 (en) Motion compensated video image processing
EP0602642A3 (fr) Système de décodage pour images animées.
GB2205706B (en) Motion vector reduction in television images
SG49048A1 (en) Telecommunications system incorporating integrated camera and video compression/encoding apparatus
EP0424619A3 (en) Still image video telephone transmission system

Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse