DE69522070T2 - Vorwarnen von Moire-Interferenz für nach dem rasterfahren arbeitende kathodenstrahlanzeigegeräte - Google Patents
Vorwarnen von Moire-Interferenz für nach dem rasterfahren arbeitende kathodenstrahlanzeigegeräteInfo
- 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
Links
- 230000004044 response Effects 0.000 claims description 21
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 10
- 238000010894 electron beam technology Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000006870 function Effects 0.000 description 12
- 238000009125 cardiac resynchronization therapy Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000013139 quantization Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003079 width control Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000036962 time dependent Effects 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)
- Testing Of Optical Devices Or Fibers (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Controls And Circuits For Display Device (AREA)
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 (https=) |
| EP (1) | EP0707300B1 (https=) |
| JP (1) | JP3090597B2 (https=) |
| DE (1) | DE69522070T2 (https=) |
| GB (1) | GB2294172A (https=) |
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 |
| DE69825402T2 (de) * | 1997-03-12 | 2005-08-04 | Seiko Epson Corp. | Pixelschaltung, anzeigevorrichtung und elektronische apparatur mit stromgesteuerter lichtemittierender vorrichtung |
| 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 |
| EP1442593A1 (en) * | 2001-10-18 | 2004-08-04 | Koninklijke Philips Electronics N.V. | Display device and method of changing the display settings thereof |
| 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 |
|---|---|
| JP3090597B2 (ja) | 2000-09-25 |
| EP0707300B1 (en) | 2001-08-08 |
| JPH0915096A (ja) | 1997-01-17 |
| GB2294172A (en) | 1996-04-17 |
| EP0707300A3 (https=) | 1996-05-01 |
| GB9420729D0 (en) | 1994-11-30 |
| US5747933A (en) | 1998-05-05 |
| EP0707300A2 (en) | 1996-04-17 |
| DE69522070D1 (de) | 2001-09-13 |
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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) |