WO2009041562A1 - 光走査装置、光走査型画像表示装置及び網膜走査型画像表示装置 - Google Patents
光走査装置、光走査型画像表示装置及び網膜走査型画像表示装置 Download PDFInfo
- Publication number
- WO2009041562A1 WO2009041562A1 PCT/JP2008/067401 JP2008067401W WO2009041562A1 WO 2009041562 A1 WO2009041562 A1 WO 2009041562A1 JP 2008067401 W JP2008067401 W JP 2008067401W WO 2009041562 A1 WO2009041562 A1 WO 2009041562A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light source
- optical scanning
- image display
- display device
- type image
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title abstract 7
- 230000002207 retinal effect Effects 0.000 title abstract 2
- 230000004043 responsiveness Effects 0.000 abstract 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/02—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/18—Timing circuits for raster scan displays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7475—Constructional details of television projection apparatus
- H04N5/7491—Constructional details of television projection apparatus of head mounted projectors
-
- 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
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
光源にバイアス電流を供給しつつ、消費電力を低減することを可能とした光走査装置、光走査型画像表示装置及び網膜走査型画像表示装置を提供する。 供給される電流に応じて所定の強度の光を出射する光源と、光源から出射された光を所定方向に走査可能な光走査部と、画像信号に応じた電流を順次光源に供給する光源駆動部とを備え、この光源駆動部から光源にバイアス電流を供給しておくことにより光源の応答性を高めた光走査装置において、光源駆動部は、画像表示を行わない無効走査期間のうち、少なくとも所定期間は光源への前記バイアス電流の供給を停止又は低減することとした。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/659,743 US20100177285A1 (en) | 2007-09-28 | 2010-03-19 | Optical scanning device, optical scanning image display device and retinal scanning display |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-256840 | 2007-09-28 | ||
JP2007256840A JP2009086366A (ja) | 2007-09-28 | 2007-09-28 | 光走査装置、光走査型画像表示装置及び網膜走査型画像表示装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/659,743 Continuation-In-Part US20100177285A1 (en) | 2007-09-28 | 2010-03-19 | Optical scanning device, optical scanning image display device and retinal scanning display |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009041562A1 true WO2009041562A1 (ja) | 2009-04-02 |
Family
ID=40511442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/067401 WO2009041562A1 (ja) | 2007-09-28 | 2008-09-26 | 光走査装置、光走査型画像表示装置及び網膜走査型画像表示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20100177285A1 (ja) |
JP (1) | JP2009086366A (ja) |
WO (1) | WO2009041562A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101950121A (zh) * | 2009-07-01 | 2011-01-19 | 船井电机株式会社 | 投影仪 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20090032171A (ko) * | 2007-09-27 | 2009-04-01 | 삼성전기주식회사 | 디스플레이 장치 및 빔 정렬 보상 방법 |
JP2010217647A (ja) * | 2009-03-18 | 2010-09-30 | Seiko Epson Corp | 画像形成装置 |
JP2010217646A (ja) * | 2009-03-18 | 2010-09-30 | Seiko Epson Corp | 画像形成装置 |
US8690342B2 (en) | 2010-08-31 | 2014-04-08 | Corning Incorporated | Energy transfer in scanning laser projectors |
JP5263252B2 (ja) * | 2010-09-30 | 2013-08-14 | ブラザー工業株式会社 | 走査型画像表示装置 |
DE102012206729A1 (de) * | 2012-04-24 | 2013-10-24 | Robert Bosch Gmbh | Verfahren zum Ausrichten eines Lichtstrahls und Spiegelvorrichtung |
RU2630714C2 (ru) | 2013-06-26 | 2017-09-12 | Интел Корпорейшн | Способ и устройство проецирования изображения с повышенным уровнем безопасности |
JP6535833B2 (ja) * | 2017-08-10 | 2019-07-03 | ノース インコーポレイテッドNorth Inc. | 改善された安全性を有する画像を投射する方法および装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05190948A (ja) * | 1991-04-01 | 1993-07-30 | Ricoh Co Ltd | 発光素子駆動回路 |
JP2007058072A (ja) * | 2005-08-26 | 2007-03-08 | Brother Ind Ltd | 光走査装置、画像表示装置及び網膜走査型画像表示装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3571493A (en) * | 1967-10-20 | 1971-03-16 | Texas Instruments Inc | Intensity modulated laser imagery display |
US4378955A (en) * | 1979-08-03 | 1983-04-05 | Hughes Aircraft Company | Method of and apparatus for a multimode image display with a liquid crystal light valve |
US6008781A (en) * | 1992-10-22 | 1999-12-28 | Board Of Regents Of The University Of Washington | Virtual retinal display |
GB9323065D0 (en) * | 1993-11-09 | 1994-01-05 | Besca Ltd | A wide field retinal scanning ophthalmoscope |
US5543866A (en) * | 1994-01-07 | 1996-08-06 | Jozef F. Van de Velde | Scanning laser ophthalmoscope for binocular imaging and functional testing |
US5710589A (en) * | 1996-01-11 | 1998-01-20 | Xerox Corporation | Laser diode beam intensity regulation method and apparatus |
US6433907B1 (en) * | 1999-08-05 | 2002-08-13 | Microvision, Inc. | Scanned display with plurality of scanning assemblies |
US6120461A (en) * | 1999-08-09 | 2000-09-19 | The United States Of America As Represented By The Secretary Of The Army | Apparatus for tracking the human eye with a retinal scanning display, and method thereof |
US7497574B2 (en) * | 2002-02-20 | 2009-03-03 | Brother Kogyo Kabushiki Kaisha | Retinal image display device |
US6648475B1 (en) * | 2002-05-20 | 2003-11-18 | Eastman Kodak Company | Method and apparatus for increasing color gamut of a display |
JP4407179B2 (ja) * | 2003-07-09 | 2010-02-03 | ソニー株式会社 | レーザディスプレイ装置 |
EP2012653B1 (en) * | 2006-05-01 | 2012-12-12 | Physical Sciences, Inc. | Hybrid spectral domain optical coherence tomography line scanning laser ophthalmoscope |
US7700908B2 (en) * | 2007-06-08 | 2010-04-20 | University Of Washington | Two dimensional optical scanning image system |
US7616272B2 (en) * | 2007-08-17 | 2009-11-10 | Group Iv Semiconductor Inc. | Electroluminescent films for backlighting liquid crystal displays |
-
2007
- 2007-09-28 JP JP2007256840A patent/JP2009086366A/ja active Pending
-
2008
- 2008-09-26 WO PCT/JP2008/067401 patent/WO2009041562A1/ja active Application Filing
-
2010
- 2010-03-19 US US12/659,743 patent/US20100177285A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05190948A (ja) * | 1991-04-01 | 1993-07-30 | Ricoh Co Ltd | 発光素子駆動回路 |
JP2007058072A (ja) * | 2005-08-26 | 2007-03-08 | Brother Ind Ltd | 光走査装置、画像表示装置及び網膜走査型画像表示装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101950121A (zh) * | 2009-07-01 | 2011-01-19 | 船井电机株式会社 | 投影仪 |
EP2271121A3 (en) * | 2009-07-01 | 2014-12-17 | Funai Electric Co., Ltd. | Laser projection display |
Also Published As
Publication number | Publication date |
---|---|
US20100177285A1 (en) | 2010-07-15 |
JP2009086366A (ja) | 2009-04-23 |
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