WO1991007048A3 - Einrichtung zum automatischen justieren eines ablenkrasters auf einer bildfläche - Google Patents
Einrichtung zum automatischen justieren eines ablenkrasters auf einer bildfläche Download PDFInfo
- Publication number
- WO1991007048A3 WO1991007048A3 PCT/EP1990/001906 EP9001906W WO9107048A3 WO 1991007048 A3 WO1991007048 A3 WO 1991007048A3 EP 9001906 W EP9001906 W EP 9001906W WO 9107048 A3 WO9107048 A3 WO 9107048A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- deflection
- automatically adjusting
- picture area
- picture
- deflection grid
- Prior art date
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
- H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
- H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
- H04N3/233—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements
- H04N3/2335—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements with calculating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/16—Picture reproducers using cathode ray tubes
- H04N9/28—Arrangements for convergence or focusing
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Details Of Television Scanning (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19893936790 DE3936790A1 (de) | 1989-11-04 | 1989-11-04 | Einrichtung zum automatischen justieren eines ablenkrasters auf einer bildflaeche |
DEP3936790.8 | 1989-11-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1991007048A2 WO1991007048A2 (de) | 1991-05-16 |
WO1991007048A3 true WO1991007048A3 (de) | 1991-06-13 |
Family
ID=6392889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1990/001906 WO1991007048A2 (de) | 1989-11-04 | 1990-10-26 | Einrichtung zum automatischen justieren eines ablenkrasters auf einer bildfläche |
Country Status (4)
Country | Link |
---|---|
CN (1) | CN1051653A (de) |
AU (1) | AU6548390A (de) |
DE (1) | DE3936790A1 (de) |
WO (1) | WO1991007048A2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4136121C2 (de) * | 1991-11-02 | 2003-06-26 | Thomson Brandt Gmbh | Einrichtung zum automatischen Justieren eines Ablenkrasters auf einer Bildfläche |
DE4137131C2 (de) * | 1991-11-12 | 2003-06-26 | Thomson Brandt Gmbh | Verfahren und Vorrichtung zur Rasterkorrektur |
EP0703714A3 (de) * | 1994-09-20 | 1997-09-03 | Matsushita Electric Ind Co Ltd | Bildanzeigepositiondetektionsvorrichtung und Bildkorrekturvorrichtung |
DE19700204A1 (de) * | 1997-01-04 | 1998-07-09 | Thomson Brandt Gmbh | Verfahren zur Einstellung der Konvergenz bei einem Projektions-Fernsehgerät |
US6196687B1 (en) * | 1999-04-16 | 2001-03-06 | Intel Corporation | Measuring convergence alignment of a projection system |
DE10113835B4 (de) * | 2001-03-21 | 2005-02-10 | Carl Zeiss Jena Gmbh | Projektionsanordnung zum Projizieren eines Bildes auf eine Projektionsfläche und Verfahren zum Ermitteln von nicht darzustellenden Bildpunkten eines Lichtmodulatorbildbereichs |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3743883A (en) * | 1971-01-15 | 1973-07-03 | Fairchild Camera Instr Co | Photodiode apparatus for reducing beam drift of a cathode ray tube display system |
GB2048625A (en) * | 1979-05-03 | 1980-12-10 | Philips Nv | Measuring and adjusting convergence in a shadow mask type display tube |
GB2139860A (en) * | 1983-05-09 | 1984-11-14 | Gen Electric Co Plc | Vibration compensated cathode ray tube display device |
-
1989
- 1989-11-04 DE DE19893936790 patent/DE3936790A1/de not_active Withdrawn
-
1990
- 1990-10-26 WO PCT/EP1990/001906 patent/WO1991007048A2/de unknown
- 1990-10-26 AU AU65483/90A patent/AU6548390A/en not_active Abandoned
- 1990-11-02 CN CN 90108833 patent/CN1051653A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3743883A (en) * | 1971-01-15 | 1973-07-03 | Fairchild Camera Instr Co | Photodiode apparatus for reducing beam drift of a cathode ray tube display system |
GB2048625A (en) * | 1979-05-03 | 1980-12-10 | Philips Nv | Measuring and adjusting convergence in a shadow mask type display tube |
GB2139860A (en) * | 1983-05-09 | 1984-11-14 | Gen Electric Co Plc | Vibration compensated cathode ray tube display device |
Also Published As
Publication number | Publication date |
---|---|
WO1991007048A2 (de) | 1991-05-16 |
DE3936790A1 (de) | 1991-05-08 |
CN1051653A (zh) | 1991-05-22 |
AU6548390A (en) | 1991-05-31 |
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