DE69224108D1 - Vorrichtung zur Übertragung von Bildern - Google Patents
Vorrichtung zur Übertragung von BildernInfo
- Publication number
- DE69224108D1 DE69224108D1 DE69224108T DE69224108T DE69224108D1 DE 69224108 D1 DE69224108 D1 DE 69224108D1 DE 69224108 T DE69224108 T DE 69224108T DE 69224108 T DE69224108 T DE 69224108T DE 69224108 D1 DE69224108 D1 DE 69224108D1
- Authority
- DE
- Germany
- Prior art keywords
- transmitting images
- images
- transmitting
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/004—Diagnosis, testing or measuring for television systems or their details for digital television systems
-
- 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
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Closed-Circuit Television Systems (AREA)
- Details Of Television Systems (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Television Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18169991 | 1991-06-27 | ||
JP3235696A JPH0564237A (ja) | 1991-06-27 | 1991-08-23 | 画像伝送装置 |
JP3260560A JPH05211673A (ja) | 1991-06-27 | 1991-09-12 | 画像伝送装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69224108D1 true DE69224108D1 (de) | 1998-02-26 |
DE69224108T2 DE69224108T2 (de) | 1998-09-03 |
Family
ID=27325052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69224108T Expired - Fee Related DE69224108T2 (de) | 1991-06-27 | 1992-06-11 | Vorrichtung zur Übertragung von Bildern |
Country Status (4)
Country | Link |
---|---|
US (1) | US5274446A (de) |
EP (1) | EP0520250B1 (de) |
JP (1) | JPH05211673A (de) |
DE (1) | DE69224108T2 (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2694674B1 (fr) * | 1992-08-07 | 1994-09-09 | Thomson Csf | Procédé de test d'un codeur/décodeur vidéo à compression de débit, et dispositif pour sa mise en Óoeuvre. |
KR100228267B1 (ko) * | 1992-12-30 | 1999-11-01 | 윤종용 | 영상부호화 시스템의 에러수정장치 |
DE4441433A1 (de) * | 1994-11-22 | 1996-05-23 | Deutsche Telekom Ag | Verfahren zum Prüfen von Signalisierungs-Protokollen von Bildtelefonen |
TW280898B (en) * | 1994-12-28 | 1996-07-11 | Sharp Kk | The matrix type image display apparatus |
US5926460A (en) * | 1995-02-27 | 1999-07-20 | Lucent Technologies Inc. | Transmission monitoring system and method |
US5778008A (en) * | 1995-05-10 | 1998-07-07 | Hitachi Denshi Kabushiki Kaisha | Fault diagnosis method of television camera apparatus |
GB9515824D0 (en) * | 1995-08-02 | 1995-10-04 | Nat Transcommunications Ltd | Signature test of digital compression decoders |
US6326996B1 (en) * | 1995-11-06 | 2001-12-04 | Gateway, Inc. | Display device having self contained diagnostic image generation capability |
US5809226A (en) * | 1996-04-12 | 1998-09-15 | Xerox Corporation | Method and apparatus for testing a connection between digital processing modules, such as in digital printing |
GB9607591D0 (en) | 1996-04-12 | 1996-06-12 | Snell & Wilcox Ltd | Playback and monitoring of compressed bitstreams |
FR2766644B1 (fr) * | 1997-07-22 | 1999-11-12 | France Telecom | Procede d'estimation de la perception locale des erreurs de quantification chromatiques dans une image fixe |
US6400400B1 (en) * | 1997-07-30 | 2002-06-04 | Sarnoff Corporation | Method and apparatus for automated testing of a video decoder |
US6075561A (en) * | 1998-02-20 | 2000-06-13 | Tektronix, Inc. | Low duty-cycle transport of video reference images |
US6055015A (en) * | 1998-07-25 | 2000-04-25 | Tektronix, Inc. | Picture quality monitoring system |
US6414960B1 (en) | 1998-12-29 | 2002-07-02 | International Business Machines Corp. | Apparatus and method of in-service audio/video synchronization testing |
US6411623B1 (en) | 1998-12-29 | 2002-06-25 | International Business Machines Corp. | System and method of automated testing of a compressed digital broadcast video network |
JP3527137B2 (ja) * | 1999-06-03 | 2004-05-17 | Kddi株式会社 | 冗長2重化伝送における画像障害検出装置 |
JP5101108B2 (ja) | 2003-12-22 | 2012-12-19 | リンクウエア インコーポレイテッド | カンファレンスコールを開始するためのシステム及び方法 |
CA2472871C (en) * | 2004-02-18 | 2011-10-25 | Inter-Cite Video Inc. | System and method for the automated, remote diagnostic of the operation of a digital video recording network |
JP3835697B2 (ja) * | 2004-08-25 | 2006-10-18 | Kddi株式会社 | 伝送画質監視装置 |
JP4814547B2 (ja) * | 2005-05-19 | 2011-11-16 | パナソニック株式会社 | 異常検出装置および映像システム |
EP1729529A1 (de) * | 2005-06-02 | 2006-12-06 | BRITISH TELECOMMUNICATIONS public limited company | Videosignal Verlustdetektion |
CN101500175B (zh) * | 2008-01-31 | 2011-01-26 | 联想(北京)有限公司 | 一种数字显示接口的测试方法及装置 |
US8407609B2 (en) | 2008-08-21 | 2013-03-26 | Linqware Inc. | System and method for providing and tracking the provision of audio and visual presentations via a computer network |
US8294772B2 (en) * | 2009-01-29 | 2012-10-23 | Pelco, Inc. | System and method for monitoring connections within an analog video system |
CN101931774A (zh) * | 2009-06-25 | 2010-12-29 | 鸿富锦精密工业(深圳)有限公司 | 数字视频录像系统及其检测方法 |
JP5202462B2 (ja) * | 2009-07-23 | 2013-06-05 | 株式会社日立ハイテクノロジーズ | パターン欠陥検査装置および方法 |
US8695068B1 (en) * | 2013-04-25 | 2014-04-08 | Uniloc Luxembourg, S.A. | Device authentication using display device irregularity |
CN115118961B (zh) * | 2022-08-26 | 2022-10-28 | 北京数字光芯集成电路设计有限公司 | 视频数据测试系统、方法及其应用 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3562710A (en) * | 1968-04-24 | 1971-02-09 | Ball Brothers Res Corp | Bit error detector for digital communication system |
DE2049259B1 (de) * | 1970-10-07 | 1972-03-23 | Fernseh Gmbh | System zur selbsttätigen Prüfung von Video-Studiogeräten |
US3889109A (en) * | 1973-10-01 | 1975-06-10 | Honeywell Inf Systems | Data communications subchannel having self-testing apparatus |
US3916381A (en) * | 1974-09-18 | 1975-10-28 | Itt | Loop arrangement to test a remote subscriber{3 s drop from a central office via a PCM subscriber carrier system |
DE2746337C2 (de) * | 1977-10-14 | 1979-04-05 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren und Schaltungsanordnung zur Prüfung einer Datenübertragungsanlage unter Verwendung einer Prüfschleife |
FR2523791B1 (fr) * | 1982-03-19 | 1985-01-04 | Thomson Csf | Dispositif et appareil de test d'equipements electroniques notamment de television |
US4581639A (en) * | 1983-10-17 | 1986-04-08 | Tektronix, Inc. | Method and apparatus for monitoring suitability of a transmission path for transmission of digital data signals |
JPH01166365A (ja) * | 1987-12-23 | 1989-06-30 | Toshiba Corp | 情報処理装置 |
JPH01243796A (ja) * | 1988-03-25 | 1989-09-28 | Mitsubishi Electric Corp | 画像符号化伝送装置 |
JPH02200085A (ja) * | 1989-01-30 | 1990-08-08 | Nec Corp | Catvシステム |
JPH02291728A (ja) * | 1989-05-01 | 1990-12-03 | Hitachi Cable Ltd | ヘッドエンド装置 |
DD294385A5 (de) * | 1990-05-03 | 1991-09-26 | Martin Boegelsack,De | Verfahren und vorrichtung zum rechnergestuetzten fehlerbestimmen, pruefen oder messen bei videokomponentengeraeten |
-
1991
- 1991-09-12 JP JP3260560A patent/JPH05211673A/ja active Pending
-
1992
- 1992-04-06 US US07/863,784 patent/US5274446A/en not_active Expired - Fee Related
- 1992-06-11 DE DE69224108T patent/DE69224108T2/de not_active Expired - Fee Related
- 1992-06-11 EP EP92109858A patent/EP0520250B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5274446A (en) | 1993-12-28 |
EP0520250A3 (en) | 1993-09-01 |
EP0520250B1 (de) | 1998-01-21 |
EP0520250A2 (de) | 1992-12-30 |
JPH05211673A (ja) | 1993-08-20 |
DE69224108T2 (de) | 1998-09-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69224108D1 (de) | Vorrichtung zur Übertragung von Bildern | |
DE69132076D1 (de) | Vorrichtung zur Bildverarbeitung | |
DE69327928D1 (de) | Vorrichtung zur Kodierung von unbeweglichen Bildern | |
DE69127795D1 (de) | Vorrichtung zur Bilddetektierung | |
DE69032318D1 (de) | Vorrichtung zur Bildverarbeitung | |
DE69331031D1 (de) | Vorrichtung zur parallelen Bilderzeugung | |
DE69231050D1 (de) | Gerät zur Bildverarbeitung | |
DE69225034D1 (de) | Einrichtung zur Bildübertragung | |
DE69427247D1 (de) | Gerät zur Bildverarbeitung | |
DE69328005D1 (de) | Vorrichtung zur Datenübertragung | |
DE69212662D1 (de) | Vorrichtung zur Hinterbeleuchtung | |
DE69130901D1 (de) | Vorrichtung zur zerebralen wiederbelebung | |
DE68923324D1 (de) | Vorrichtung zur Bildverarbeitung. | |
DE69229035D1 (de) | Vorrichtung zur Kompensation von Bewegungen in Bildern | |
DE69412834D1 (de) | Vorrichtung zur bereitstellung von komprimierten bildsignalen ohne zeilensprung | |
DE69220953D1 (de) | Vorrichtung zur unterscheidung von münzen | |
DE69221133D1 (de) | Vorrichtung zur auswechselung von stoffen | |
DE69124347D1 (de) | Vorrichtung zur Bildaufnahme | |
DE69226160D1 (de) | Vorrichtung zur Kompressionskodierung von Videosignalen | |
DE69132625D1 (de) | Gerät zur Bildverarbeitung | |
DE69228841D1 (de) | Vorrichtung zum Kodieren von Bildern | |
DE69226103D1 (de) | System zur Bildbearbeitung | |
DE69029706D1 (de) | Bilderzeugungsgerät zur Halbtonwiedergabe | |
DE69201292D1 (de) | Vorrichtung zur Einkristallziehung. | |
DE69525805D1 (de) | Vorrichtung zur Bildkodierung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |