DE69522070T2 - Vorwarnen von Moire-Interferenz für nach dem rasterfahren arbeitende kathodenstrahlanzeigegeräte - Google Patents

Vorwarnen von Moire-Interferenz für nach dem rasterfahren arbeitende kathodenstrahlanzeigegeräte

Info

Publication number
DE69522070T2
DE69522070T2 DE69522070T DE69522070T DE69522070T2 DE 69522070 T2 DE69522070 T2 DE 69522070T2 DE 69522070 T DE69522070 T DE 69522070T DE 69522070 T DE69522070 T DE 69522070T DE 69522070 T2 DE69522070 T2 DE 69522070T2
Authority
DE
Germany
Prior art keywords
line
image
signal
display
frequency
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 - Lifetime
Application number
DE69522070T
Other languages
German (de)
English (en)
Other versions
DE69522070D1 (de
Inventor
John Beeteson
Andrew Knox
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE69522070D1 publication Critical patent/DE69522070D1/de
Publication of DE69522070T2 publication Critical patent/DE69522070T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/06Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows
    • G09G1/14Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible
    • G09G1/16Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible the pattern of rectangular co-ordinates extending over the whole area of the screen, i.e. television type raster

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Controls And Circuits For Display Device (AREA)
DE69522070T 1994-10-14 1995-09-28 Vorwarnen von Moire-Interferenz für nach dem rasterfahren arbeitende kathodenstrahlanzeigegeräte Expired - Lifetime DE69522070T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9420729A GB2294172A (en) 1994-10-14 1994-10-14 Moire interference detection for raster-scanned CRT displays

Publications (2)

Publication Number Publication Date
DE69522070D1 DE69522070D1 (de) 2001-09-13
DE69522070T2 true DE69522070T2 (de) 2002-05-02

Family

ID=10762839

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69522070T Expired - Lifetime DE69522070T2 (de) 1994-10-14 1995-09-28 Vorwarnen von Moire-Interferenz für nach dem rasterfahren arbeitende kathodenstrahlanzeigegeräte

Country Status (5)

Country Link
US (1) US5747933A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0707300B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JP3090597B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE69522070T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2294172A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5777441A (en) * 1995-07-10 1998-07-07 Matsushita Electric Industrial Co., Ltd. Moire reducing apparatus
US5841247A (en) * 1995-11-24 1998-11-24 U.S. Philips Corporation Cathode ray tube, display system incorporating same and computer including control means for display system
WO1998040871A1 (fr) * 1997-03-12 1998-09-17 Seiko Epson Corporation Circuit pixel, afficheur, et equipement electronique a dispositif photoemetteur commande par courant
US6285411B1 (en) * 1997-10-10 2001-09-04 Philips Electronics North America Corporation Circuit for video moiré reduction
DE19751719A1 (de) * 1997-11-21 1999-05-27 Thomson Brandt Gmbh Signalverarbeitungsverfahren für ein analoges Bildsignal
US6246447B1 (en) 1997-11-24 2001-06-12 Philips Electronics North America Corporation Video format adaptive beam size for video moirè reduction
US6239772B1 (en) * 1998-02-17 2001-05-29 U.S. Philips Corporation Video moire reduction
US6741642B1 (en) * 1998-04-03 2004-05-25 Tektronix, Inc. Enhanced constellation display for VSB television signals
US6094018A (en) * 1998-10-01 2000-07-25 Sony Corporation Method and apparatus for providing moire effect correction based on displayed image resolution
US6348903B1 (en) * 1999-03-18 2002-02-19 Multivideo Labs, Inc. Dynamic determination of moire interference on a CRT display with correction selectively applicable to sections of lines
KR100403703B1 (ko) 2000-01-28 2003-11-01 삼성에스디아이 주식회사 모아레가 개선된 음극선관
JP2005506767A (ja) * 2001-10-18 2005-03-03 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 表示装置の表示設定を変更する方法及び表示装置
KR100468732B1 (ko) * 2002-05-30 2005-01-29 삼성전자주식회사 Crt 모니터 시스템을 위한 수평 모아레 제거 장치 및방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55133183A (en) * 1979-04-03 1980-10-16 Sony Corp Correction circuit for horizontal linearity
US4485335A (en) * 1980-07-30 1984-11-27 Harris Data Communications Inc. Dynamic focusing circuit for a cathode ray tube
US4410841A (en) * 1981-09-28 1983-10-18 Sperry Corporation Roping and moire reduction in patterned screen cathode ray tube displays
JPS5971024A (ja) * 1982-10-15 1984-04-21 Olympus Optical Co Ltd 内視鏡撮像装置
US5107188A (en) * 1991-01-18 1992-04-21 Sun Microsystems, Inc. Method and apparatus for cancellation of Moire interference in color cathode ray tube displays
JPH04276789A (ja) * 1991-03-05 1992-10-01 Toshiba Corp カラーモニターのモアレ低減補正回路
JPH05289627A (ja) * 1992-04-09 1993-11-05 Matsushita Electric Ind Co Ltd ディスプレイ装置
DE69333238D1 (de) * 1992-11-17 2003-11-13 Koninkl Philips Electronics Nv Wiedergabeanordnung mit einer Korrekturschaltung und Korrekturschaltung zum Gebrauch in einer solchen Anordnung
JPH07111561A (ja) * 1993-10-12 1995-04-25 Matsushita Electric Ind Co Ltd 原稿読み取り装置

Also Published As

Publication number Publication date
EP0707300A2 (en) 1996-04-17
JP3090597B2 (ja) 2000-09-25
JPH0915096A (ja) 1997-01-17
GB9420729D0 (en) 1994-11-30
EP0707300B1 (en) 2001-08-08
GB2294172A (en) 1996-04-17
DE69522070D1 (de) 2001-09-13
US5747933A (en) 1998-05-05
EP0707300A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1996-05-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)