JP3090597B2 - ラスタ走査式陰極線管表示装置のモアレ干渉検出装置及び検出方法 - Google Patents
ラスタ走査式陰極線管表示装置のモアレ干渉検出装置及び検出方法Info
- Publication number
- JP3090597B2 JP3090597B2 JP07261328A JP26132895A JP3090597B2 JP 3090597 B2 JP3090597 B2 JP 3090597B2 JP 07261328 A JP07261328 A JP 07261328A JP 26132895 A JP26132895 A JP 26132895A JP 3090597 B2 JP3090597 B2 JP 3090597B2
- Authority
- JP
- Japan
- Prior art keywords
- raster
- signal
- raster scanning
- scanning direction
- 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
Links
- 238000000034 method Methods 0.000 title claims description 10
- 238000001514 detection method Methods 0.000 title claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 19
- 230000004044 response Effects 0.000 claims description 18
- 238000010894 electron beam technology Methods 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 230000006870 function Effects 0.000 description 23
- 230000007246 mechanism Effects 0.000 description 7
- 239000003607 modifier Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000003079 width control Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G1/00—Control 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
- G09G1/06—Control 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
- G09G1/14—Control 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
- G09G1/16—Control 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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9420729.7 | 1994-10-14 | ||
| GB9420729A GB2294172A (en) | 1994-10-14 | 1994-10-14 | Moire interference detection for raster-scanned CRT displays |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0915096A JPH0915096A (ja) | 1997-01-17 |
| JP3090597B2 true JP3090597B2 (ja) | 2000-09-25 |
Family
ID=10762839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP07261328A Expired - Lifetime JP3090597B2 (ja) | 1994-10-14 | 1995-10-09 | ラスタ走査式陰極線管表示装置のモアレ干渉検出装置及び検出方法 |
Country Status (5)
Families Citing this family (13)
| 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)
| 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 |
-
1994
- 1994-10-14 GB GB9420729A patent/GB2294172A/en not_active Withdrawn
-
1995
- 1995-04-19 US US08/424,829 patent/US5747933A/en not_active Expired - Fee Related
- 1995-09-28 DE DE69522070T patent/DE69522070T2/de not_active Expired - Lifetime
- 1995-09-28 EP EP95306871A patent/EP0707300B1/en not_active Expired - Lifetime
- 1995-10-09 JP JP07261328A patent/JP3090597B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0707300A2 (en) | 1996-04-17 |
| JPH0915096A (ja) | 1997-01-17 |
| GB9420729D0 (en) | 1994-11-30 |
| DE69522070T2 (de) | 2002-05-02 |
| 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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