DE69028660T2 - Vorrangsbildübertragungssystem und -verfahren - Google Patents

Vorrangsbildübertragungssystem und -verfahren

Info

Publication number
DE69028660T2
DE69028660T2 DE69028660T DE69028660T DE69028660T2 DE 69028660 T2 DE69028660 T2 DE 69028660T2 DE 69028660 T DE69028660 T DE 69028660T DE 69028660 T DE69028660 T DE 69028660T DE 69028660 T2 DE69028660 T2 DE 69028660T2
Authority
DE
Germany
Prior art keywords
video image
operator
portions
data
transmission
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
DE69028660T
Other languages
English (en)
Other versions
DE69028660D1 (de
Inventor
Jim Scorse
Daniel A Throop
Adam Beck
Mark Jaworski
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.)
Harris Corp
Original Assignee
Harris Corp
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 claimed from US07/367,365 external-priority patent/US5128776A/en
Application filed by Harris Corp filed Critical Harris Corp
Application granted granted Critical
Publication of DE69028660D1 publication Critical patent/DE69028660D1/de
Publication of DE69028660T2 publication Critical patent/DE69028660T2/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
    • 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
    • H04N21/4347—Demultiplexing of several video streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1628—List acknowledgements, i.e. the acknowledgement message consisting of a list of identifiers, e.g. of sequence numbers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1809—Selective-repeat protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/188—Time-out mechanisms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32609—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper
    • H04N1/32614—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper related to a single-mode communication, e.g. at the transmitter or at the receiver
    • H04N1/32619—Fault detection or counter-measures, e.g. original mis-positioned, shortage of paper related to a single-mode communication, e.g. at the transmitter or at the receiver with retransmission
    • 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
    • H04N19/17—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 an image region, e.g. an object
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/37—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability with arrangements for assigning different transmission priorities to video input data or to video coded data
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • 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
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
    • 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
    • H04N21/2365—Multiplexing of several video streams
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/637—Control signals issued by the client directed to the server or network components
    • H04N21/6377—Control signals issued by the client directed to the server or network components directed to server
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L2001/125—Arrangements for preventing errors in the return channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
DE69028660T 1989-06-16 1990-06-18 Vorrangsbildübertragungssystem und -verfahren Expired - Fee Related DE69028660T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/367,365 US5128776A (en) 1989-06-16 1989-06-16 Prioritized image transmission system and method
US07/531,637 US5426513A (en) 1989-06-16 1990-06-01 Prioritized image transmission system and method

Publications (2)

Publication Number Publication Date
DE69028660D1 DE69028660D1 (de) 1996-10-31
DE69028660T2 true DE69028660T2 (de) 1997-04-03

Family

ID=27003763

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69028660T Expired - Fee Related DE69028660T2 (de) 1989-06-16 1990-06-18 Vorrangsbildübertragungssystem und -verfahren

Country Status (4)

Country Link
US (1) US5426513A (de)
EP (1) EP0402954B1 (de)
AT (1) ATE143558T1 (de)
DE (1) DE69028660T2 (de)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69225034T2 (de) * 1991-08-13 1998-08-13 Canon Kk Einrichtung zur Bildübertragung
RU2114518C1 (ru) * 1992-11-16 1998-06-27 Мультимедиа Систем Корпорэйшн Способ производства и передачи усиленной интерактивной мультимедиа информации
US5592225A (en) * 1993-09-30 1997-01-07 Matsushita Electric Industrial Co., Ltd. Device and method for controlling coding
US5579239A (en) * 1994-02-16 1996-11-26 Freeman; Mitchael C. Remote video transmission system
JP3360922B2 (ja) * 1994-04-11 2003-01-07 株式会社日立製作所 動画像通信システム及びその画像復元装置並びにその画像復元方法
US5561670A (en) * 1994-05-13 1996-10-01 Apple Computer, Inc. Method and apparatus for operating a multicast system on an unreliable network
US5557298A (en) * 1994-05-26 1996-09-17 Hughes Aircraft Company Method for specifying a video window's boundary coordinates to partition a video signal and compress its components
JPH08507193A (ja) * 1994-05-26 1996-07-30 ヒューズ・エアクラフト・カンパニー 高解像度のデジタルスクリーンレコーダおよびその方法
US6356663B1 (en) * 1994-09-09 2002-03-12 Intel Corporation Processing image signals using spatial decomposition
US5481312A (en) * 1994-09-12 1996-01-02 At&T Corp. Method of and apparatus for the transmission of high and low priority segments of a video bitstream over packet networks
JP3628359B2 (ja) * 1994-10-19 2005-03-09 株式会社日立製作所 データ転送方法、データ送信装置、データ受信装置およびビデオメールシステム
EP0719049B1 (de) * 1994-12-20 2003-05-28 Matsushita Electric Industries Co., Ltd. Verfahren und Vorrichtung zur Bildkodierung
GB9505469D0 (en) * 1995-03-17 1995-05-03 Imperial College Progressive transmission of images
JPH08331561A (ja) * 1995-03-30 1996-12-13 Canon Inc 画像処理装置
US20010002851A1 (en) * 1995-04-14 2001-06-07 Takao Shimada Multimedia data processing system in network
US5610995A (en) * 1995-06-06 1997-03-11 United Parcel Service Of America, Inc. Method and apparatus for compressing images containing optical symbols
US5896465A (en) * 1995-06-20 1999-04-20 Harris Corporation Reverse prioritized image transmission
US6119154A (en) * 1995-07-14 2000-09-12 Oracle Corporation Method and apparatus for non-sequential access to an in-progress video feed
US6112226A (en) * 1995-07-14 2000-08-29 Oracle Corporation Method and apparatus for concurrently encoding and tagging digital information for allowing non-sequential access during playback
US6138147A (en) 1995-07-14 2000-10-24 Oracle Corporation Method and apparatus for implementing seamless playback of continuous media feeds
US5815678A (en) * 1995-07-14 1998-09-29 Adaptec, Inc. Method and apparatus for implementing an application programming interface for a communications bus
JP3068002B2 (ja) 1995-09-18 2000-07-24 沖電気工業株式会社 画像符号化装置、画像復号化装置及び画像伝送システム
US5822486A (en) * 1995-11-02 1998-10-13 General Scanning, Inc. Scanned remote imaging method and system and method of determining optimum design characteristics of a filter for use therein
ES2189899T3 (es) 1996-03-15 2003-07-16 Matsushita Electric Ind Co Ltd Procedimiento y aparato para el codificado y descodificado de imagenes.
US5825814A (en) * 1996-04-19 1998-10-20 Pinoak Digital Corporation High speed, high and medium frequency communication system
EP0840510B1 (de) 1996-05-17 2003-01-29 Matsushita Electric Industrial Co., Ltd. Bilddecodierer
US5886733A (en) * 1996-05-17 1999-03-23 Sun Microsystems, Inc. Method and apparatus for successive refinement of broadcasted video frames
GB2313974B (en) * 1996-06-06 2000-06-28 Berners Lee Charles Peter Apparatus and method for encoding data
EP0901250B1 (de) * 1996-07-03 2007-02-14 Matsushita Electric Industrial Co., Ltd. Verfahren zum datenmultiplexen und multiplexer ein solches verfahren verwendend, zwischenverstärker für mehere daten, verfahren zur dekodierung meherer daten, vorrichtung zur dekodierung meherer daten ein solches verfahren verwendend, und aufzeichnungsmittel, auf dem diese verfahren aufgezeichnet werden
US5940117A (en) * 1996-07-16 1999-08-17 Ericsson, Inc. Method for transmitting multiresolution image data in a radio frequency communication system
US6337928B1 (en) * 1996-08-26 2002-01-08 Canon Kabushiki Kaisha Image transmission apparatus and method therefor
JP3183181B2 (ja) * 1996-08-28 2001-07-03 トヨタ自動車株式会社 情報送信方法
US5996008A (en) * 1996-09-30 1999-11-30 Intel Corporation Method and apparatus for providing still images in a full motion video communication session using the same full motion video communication protocol
US5974376A (en) * 1996-10-10 1999-10-26 Ericsson, Inc. Method for transmitting multiresolution audio signals in a radio frequency communication system as determined upon request by the code-rate selector
US6040871A (en) * 1996-12-27 2000-03-21 Lucent Technologies Inc. Method and apparatus for synchronizing video signals
FR2759233B1 (fr) * 1997-01-31 1999-05-07 Canon Kk Procede et dispositif de diffusion de symboles d'information et procede et dispositif de reception de symboles d'information
US6038257A (en) * 1997-03-12 2000-03-14 Telefonaktiebolaget L M Ericsson Motion and still video picture transmission and display
US6141007A (en) * 1997-04-04 2000-10-31 Avid Technology, Inc. Newsroom user interface including multiple panel workspaces
US6038573A (en) * 1997-04-04 2000-03-14 Avid Technology, Inc. News story markup language and system and process for editing and processing documents
US6211869B1 (en) * 1997-04-04 2001-04-03 Avid Technology, Inc. Simultaneous storage and network transmission of multimedia data with video host that requests stored data according to response time from a server
US5949551A (en) * 1997-04-25 1999-09-07 Eastman Kodak Company Image handling method using different image resolutions
JP4086344B2 (ja) * 1997-07-31 2008-05-14 キヤノン株式会社 画像送信装置及び制御方法
JP3201313B2 (ja) * 1997-08-01 2001-08-20 日本ビクター株式会社 データ伝送システム及び再生装置
WO1999013360A2 (en) * 1997-09-10 1999-03-18 Bellsouth Intellectual Property Corporation Digital telepathology imaging system with bandwidth optimization and virtual focussing
JP3495922B2 (ja) * 1997-09-26 2004-02-09 フーリエ有限会社 映像データの伝送方法
US6476873B1 (en) * 1998-10-23 2002-11-05 Vtel Corporation Enhancement of a selectable region of video
US7355608B1 (en) 1998-10-28 2008-04-08 International Business Machines Corporation Method for priority transmission and display of key areas of image data
US6532311B1 (en) * 1999-02-26 2003-03-11 Lockheed Martin Corporation Image browser
WO2000062553A1 (en) * 1999-04-13 2000-10-19 The Delfin Project, Inc. Improved recognition of a pre-defined region on a transmitted image
GB9909606D0 (en) * 1999-04-26 1999-06-23 Telemedia Systems Ltd Networked delivery of profiled media files to clients
JP2000312360A (ja) * 1999-04-27 2000-11-07 Matsushita Electric Ind Co Ltd 情報提供装置
KR100580158B1 (ko) * 1999-06-12 2006-05-15 삼성전자주식회사 화상 패킷 전송을 위한 무선통신 시스템
CN1197384C (zh) * 1999-08-27 2005-04-13 皇家菲利浦电子有限公司 可缩放编码
AU6999400A (en) 1999-08-27 2001-03-26 Koninklijke Philips Electronics N.V. Scalable coding
EP1096729A1 (de) * 1999-10-28 2001-05-02 Hewlett-Packard Company, A Delaware Corporation Nutzdatenübertragung mit adaptiver Geschwindigkeit für lokales Netzwerk
GB2357650A (en) * 1999-12-23 2001-06-27 Mitsubishi Electric Inf Tech Method for tracking an area of interest in a video image, and for transmitting said area
US7012576B2 (en) * 1999-12-29 2006-03-14 Intel Corporation Intelligent display interface
US7240099B2 (en) * 2000-03-06 2007-07-03 Sony Corporation System and method for efficiently performing data transfer operations
DE60008434T2 (de) * 2000-03-09 2005-01-20 Oz Vision Ltd. Verfahren und vorrichtung zur übertragung von echtzeit-videobildern von einer videokamera zu einer entfernten videoanzeigevorrichtung unter verwendung einer gewöhnlichen telephonleitung
US7284064B1 (en) * 2000-03-21 2007-10-16 Intel Corporation Method and apparatus to determine broadcast content and scheduling in a broadcast system
FR2812506B1 (fr) * 2000-07-25 2002-12-20 Canon Kk Procede et dispositif d'alerte lors du decodage progressif d'une image numerique codee avec une region d'interet
US7275254B1 (en) 2000-11-21 2007-09-25 Intel Corporation Method and apparatus for determining and displaying the service level of a digital television broadcast signal
DE10063845A1 (de) * 2000-12-21 2002-06-27 Paraworld Ag Verfahren und Vorrichtung zur prioritätsgesteuerten Übertragung digitaler Informationen für audiovisuelle Wiedergabegeräte
US7027655B2 (en) 2001-03-29 2006-04-11 Electronics For Imaging, Inc. Digital image compression with spatially varying quality levels determined by identifying areas of interest
US7363569B2 (en) * 2001-06-29 2008-04-22 Intel Corporation Correcting for data losses with feedback and response
US20030058457A1 (en) * 2001-09-21 2003-03-27 Eastman Kodak Company Selecting an image bearing product requiring a particular size converted from a high resolution digital image
US8943540B2 (en) 2001-09-28 2015-01-27 Intel Corporation Method and apparatus to provide a personalized channel
US7574597B1 (en) 2001-10-19 2009-08-11 Bbn Technologies Corp. Encoding of signals to facilitate traffic analysis
DE10261501A1 (de) * 2002-12-23 2004-07-15 Mobotix Ag Verfahren zur Datenreduktion
JP4847543B2 (ja) * 2006-02-06 2011-12-28 テレフオンアクチーボラゲット エル エム エリクソン（パブル） メディアフレームの耐性のある表現形を使用してメディア伝送品質を改善する方法および装置
EP1906613A1 (de) * 2006-09-27 2008-04-02 Sercomm Corporation WLAN Paketsteuerprotokoll für das videoströmen
KR101015764B1 (ko) * 2006-10-02 2011-02-22 삼성전자주식회사 통신 시스템에서의 신호 송수신 방법 및 장치
CN102263936B (zh) * 2011-07-08 2013-10-16 北京邮电大学 一种ccd图像处理和传输方案及其装置
JP6302209B2 (ja) * 2013-10-28 2018-03-28 キヤノン株式会社 画像処理装置、その制御方法、及びプログラム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743765A (en) * 1971-05-26 1973-07-03 Us Air Force Redundant area coding system
US4405943A (en) * 1981-08-19 1983-09-20 Harris Corporation Low bandwidth closed loop imagery control and communication system for remotely piloted vehicle
US4654654A (en) * 1983-02-07 1987-03-31 At&T Bell Laboratories Data network acknowledgement arrangement
US4694352A (en) * 1984-09-21 1987-09-15 Canon Kabushiki Kaisha Image information processing system
FR2595522A1 (fr) * 1986-03-06 1987-09-11 Cimsa Sintra Procede et dispositif de transmission de donnees numeriques par messages organises en trames
GB8628821D0 (en) * 1986-12-02 1987-01-07 Plessey Co Plc Data transmission systems
US4965678A (en) * 1987-03-03 1990-10-23 Canon Kabushiki Kaisha Area designation apparatus in image processing system
US4907095A (en) * 1987-04-16 1990-03-06 Fuji Photo Film Co., Ltd. Still image trimming apparatus
DE3853713T2 (de) * 1987-12-17 1996-01-18 Mitsubishi Electric Corp Verfahren zur Übertragung und Anzeige eines Standbildes in einem Standbild-Videotelefon.

Also Published As

Publication number Publication date
EP0402954B1 (de) 1996-09-25
EP0402954A2 (de) 1990-12-19
EP0402954A3 (de) 1992-07-29
ATE143558T1 (de) 1996-10-15
DE69028660D1 (de) 1996-10-31
US5426513A (en) 1995-06-20

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