CN100468188C - 彩色顺序投影显示中的灯功率脉冲调制 - Google Patents
彩色顺序投影显示中的灯功率脉冲调制 Download PDFInfo
- Publication number
- CN100468188C CN100468188C CNB028046293A CN02804629A CN100468188C CN 100468188 C CN100468188 C CN 100468188C CN B028046293 A CNB028046293 A CN B028046293A CN 02804629 A CN02804629 A CN 02804629A CN 100468188 C CN100468188 C CN 100468188C
- Authority
- CN
- China
- Prior art keywords
- frame sequential
- arc lamp
- color display
- light
- colour filter
- 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
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Images
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
-
- 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]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
- H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
- H04N9/3114—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources by using a sequential colour filter producing one colour at a time
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/778,225 | 2001-02-06 | ||
US09/778,225 US6520648B2 (en) | 2001-02-06 | 2001-02-06 | Lamp power pulse modulation in color sequential projection displays |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1496493A CN1496493A (zh) | 2004-05-12 |
CN100468188C true CN100468188C (zh) | 2009-03-11 |
Family
ID=25112671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028046293A Expired - Lifetime CN100468188C (zh) | 2001-02-06 | 2002-01-14 | 彩色顺序投影显示中的灯功率脉冲调制 |
Country Status (9)
Country | Link |
---|---|
US (2) | US6520648B2 (zh) |
EP (1) | EP1358520B1 (zh) |
JP (1) | JP3902760B2 (zh) |
KR (1) | KR100532793B1 (zh) |
CN (1) | CN100468188C (zh) |
AT (1) | ATE501462T1 (zh) |
DE (1) | DE60239389D1 (zh) |
HK (1) | HK1062937A1 (zh) |
WO (1) | WO2002063391A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI514003B (zh) * | 2012-10-09 | 2015-12-21 | Hitachi Media Electron Kk | A light source device and a projection type display device using the same |
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ATE377910T1 (de) * | 2002-12-04 | 2007-11-15 | Barco Control Rooms Gmbh | Helligkeits- und farbregelung eines projektionsapparates |
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- 2001-02-06 US US09/778,225 patent/US6520648B2/en not_active Ceased
-
2002
- 2002-01-14 WO PCT/US2002/000969 patent/WO2002063391A1/en active IP Right Grant
- 2002-01-14 JP JP2002563074A patent/JP3902760B2/ja not_active Expired - Lifetime
- 2002-01-14 EP EP02709026A patent/EP1358520B1/en not_active Expired - Lifetime
- 2002-01-14 KR KR10-2003-7010353A patent/KR100532793B1/ko active IP Right Grant
- 2002-01-14 CN CNB028046293A patent/CN100468188C/zh not_active Expired - Lifetime
- 2002-01-14 DE DE60239389T patent/DE60239389D1/de not_active Expired - Lifetime
- 2002-01-14 AT AT02709026T patent/ATE501462T1/de not_active IP Right Cessation
-
2004
- 2004-08-03 HK HK04105710.4A patent/HK1062937A1/xx not_active IP Right Cessation
-
2012
- 2012-08-13 US US13/584,276 patent/USRE44279E1/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI514003B (zh) * | 2012-10-09 | 2015-12-21 | Hitachi Media Electron Kk | A light source device and a projection type display device using the same |
Also Published As
Publication number | Publication date |
---|---|
KR100532793B1 (ko) | 2005-12-05 |
JP3902760B2 (ja) | 2007-04-11 |
EP1358520B1 (en) | 2011-03-09 |
CN1496493A (zh) | 2004-05-12 |
DE60239389D1 (de) | 2011-04-21 |
US20020140910A1 (en) | 2002-10-03 |
US6520648B2 (en) | 2003-02-18 |
USRE44279E1 (en) | 2013-06-11 |
EP1358520A4 (en) | 2008-01-23 |
KR20040002861A (ko) | 2004-01-07 |
WO2002063391A1 (en) | 2002-08-15 |
HK1062937A1 (en) | 2004-12-03 |
EP1358520A1 (en) | 2003-11-05 |
JP2004526992A (ja) | 2004-09-02 |
ATE501462T1 (de) | 2011-03-15 |
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