DE69016964T2 - Verfahren und Einrichtung zur Positionskorrektur eines Projektionsbildes. - Google Patents
Verfahren und Einrichtung zur Positionskorrektur eines Projektionsbildes.Info
- Publication number
- DE69016964T2 DE69016964T2 DE69016964T DE69016964T DE69016964T2 DE 69016964 T2 DE69016964 T2 DE 69016964T2 DE 69016964 T DE69016964 T DE 69016964T DE 69016964 T DE69016964 T DE 69016964T DE 69016964 T2 DE69016964 T2 DE 69016964T2
- Authority
- DE
- Germany
- Prior art keywords
- correcting
- projection image
- projection
- image
- 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
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/44—Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Projection Apparatus (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Controls And Circuits For Display Device (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/450,187 US5020116A (en) | 1989-12-13 | 1989-12-13 | Image registration method and apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69016964D1 DE69016964D1 (de) | 1995-03-23 |
DE69016964T2 true DE69016964T2 (de) | 1995-10-05 |
Family
ID=23787128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69016964T Expired - Fee Related DE69016964T2 (de) | 1989-12-13 | 1990-12-07 | Verfahren und Einrichtung zur Positionskorrektur eines Projektionsbildes. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5020116A (de) |
EP (1) | EP0432665B1 (de) |
JP (1) | JPH0616226B2 (de) |
DE (1) | DE69016964T2 (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2660090B1 (fr) * | 1990-03-23 | 1994-07-29 | Thomson Csf | Dispositif de visualisation par projection a boucle de contre-reaction pour la correction de l'ensemble des defauts de l'image projetee. |
JP2899059B2 (ja) * | 1990-04-27 | 1999-06-02 | キヤノン株式会社 | 投写型テレビジョン装置 |
JP3077167B2 (ja) * | 1990-05-28 | 2000-08-14 | ソニー株式会社 | プロジエクタ |
US5144418A (en) * | 1990-12-18 | 1992-09-01 | General Electric Company | Crystal stabilization of amplitude of light valve horizontal sweep |
US5434595A (en) * | 1993-05-24 | 1995-07-18 | Hughes Aircraft Company | System and method for automatically correcting x-y image distortion in a display |
KR0141232B1 (ko) * | 1993-08-31 | 1998-06-15 | 김광호 | 자동 디지탈 콘버젼스 보정방법 및 장치 |
JP2692564B2 (ja) * | 1993-12-28 | 1997-12-17 | 日本電気株式会社 | 水平表示位置自動補正回路 |
IL108974A (en) * | 1994-03-14 | 1999-11-30 | Orbotech Ltd | Device and method for testing a display panel |
US6052146A (en) * | 1994-06-13 | 2000-04-18 | Display Laboratories, Inc. | Alignment of a video monitor using an on-screen display chip and a gain matrix table |
US5504521A (en) * | 1994-06-13 | 1996-04-02 | Display Laboratories, Inc. | Method and apparatus for making corrections in a video monitor during horizontal scan |
US5510833A (en) * | 1994-06-13 | 1996-04-23 | Display Laboratories Inc. | Method and apparatus for transforming coordinate systems in an automated video monitor alignment system |
EP0729129B1 (de) * | 1995-02-21 | 2002-10-23 | Canon Kabushiki Kaisha | Anzeigesystem und -verfahren mit einer Bildumwandlung, die ohne visuelle Inspektion kontrolliert werden kann |
US5739870A (en) * | 1996-03-11 | 1998-04-14 | Display Laboratories, Inc. | Math engine for generating font gradients |
US6014168A (en) * | 1996-04-26 | 2000-01-11 | Display Laboratories, Inc. | Screen mapping of a cathode ray tube |
US5896170A (en) * | 1996-07-02 | 1999-04-20 | Display Laboratories, Inc. | Dynamic alignment of cathode ray tube rasters |
US5969486A (en) * | 1997-01-16 | 1999-10-19 | Display Laboratories, Inc. | Detecting horizontal blanking time in cathode ray tube devices |
US6285397B1 (en) | 1997-01-16 | 2001-09-04 | Display Laboratories, Inc. | Alignment of cathode ray tube video displays using a host computer processor |
US6437829B1 (en) | 1997-01-16 | 2002-08-20 | Display Laboratories, Inc. | Alignment of cathode ray tube displays using a video graphics controller |
US6281950B1 (en) | 1997-06-16 | 2001-08-28 | Display Laboratories, Inc. | High speed digital zone control |
GB9713227D0 (en) * | 1997-06-23 | 1997-08-27 | Seos Displays Ltd | Multi-channel visual display apparatus |
US5847784A (en) * | 1997-07-29 | 1998-12-08 | Hughes Electronics Corporation | Self adjusting tiled projector using test pattern and sensor |
US6295083B1 (en) * | 1998-02-27 | 2001-09-25 | Tektronix, Inc. | High precision image alignment detection |
US6456339B1 (en) | 1998-07-31 | 2002-09-24 | Massachusetts Institute Of Technology | Super-resolution display |
US6690840B1 (en) | 2000-02-08 | 2004-02-10 | Tektronix, Inc. | Image alignment with global translation and linear stretch |
EP1168849A1 (de) * | 2000-06-29 | 2002-01-02 | Sony Espana SA | Projektionsvorrichtung und Bildprojektionsverfahren |
US6793351B2 (en) * | 2002-01-03 | 2004-09-21 | Eastman Kodak Company | Closed loop three color alignment system for a digital projector |
US6808270B2 (en) * | 2002-01-03 | 2004-10-26 | Eastman Kodak Company | Closed loop three color alignment for digital projection |
US20030156229A1 (en) * | 2002-02-20 | 2003-08-21 | Koninlijke Philips Electronics N.V. | Method and apparatus for automatically adjusting the raster in projection television receivers |
US6684773B2 (en) | 2002-03-21 | 2004-02-03 | Lexmark International, Inc. | Target and algorithm for color laser printhead alignment |
JP5150971B2 (ja) * | 2008-01-23 | 2013-02-27 | Necディスプレイソリューションズ株式会社 | 表示装置、及び位置検出方法 |
US8928758B2 (en) * | 2012-06-18 | 2015-01-06 | Electronic Warfare Associates, Inc. | Imaging data correction system and method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3033073A (en) * | 1959-06-02 | 1962-05-08 | Rose A Shuttleworth | Photoconductive locating device |
US4127322A (en) * | 1975-12-05 | 1978-11-28 | Hughes Aircraft Company | High brightness full color image light valve projection system |
US4085425A (en) * | 1976-05-27 | 1978-04-18 | General Electric Company | Precise control of television picture size and position |
US4683467A (en) * | 1983-12-01 | 1987-07-28 | Hughes Aircraft Company | Image registration system |
FR2579051B1 (fr) * | 1985-03-15 | 1988-06-24 | Loire Electronique | Dispositif de reglage de convergence pour videoprojecteur |
US4684996A (en) * | 1986-08-25 | 1987-08-04 | Eastman Kodak Company | Video projector with optical feedback |
-
1989
- 1989-12-13 US US07/450,187 patent/US5020116A/en not_active Expired - Fee Related
-
1990
- 1990-12-07 EP EP90123572A patent/EP0432665B1/de not_active Expired - Lifetime
- 1990-12-07 DE DE69016964T patent/DE69016964T2/de not_active Expired - Fee Related
- 1990-12-12 JP JP2401741A patent/JPH0616226B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0432665B1 (de) | 1995-02-15 |
JPH0616226B2 (ja) | 1994-03-02 |
US5020116A (en) | 1991-05-28 |
EP0432665A3 (en) | 1992-10-07 |
EP0432665A2 (de) | 1991-06-19 |
DE69016964D1 (de) | 1995-03-23 |
JPH03259188A (ja) | 1991-11-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |