GB0225254D0 - Short arc high intensity mercury discharge lamp - Google Patents
Short arc high intensity mercury discharge lampInfo
- Publication number
- GB0225254D0 GB0225254D0 GB0225254A GB0225254A GB0225254D0 GB 0225254 D0 GB0225254 D0 GB 0225254D0 GB 0225254 A GB0225254 A GB 0225254A GB 0225254 A GB0225254 A GB 0225254A GB 0225254 D0 GB0225254 D0 GB 0225254D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- discharge lamp
- high intensity
- short arc
- mercury discharge
- arc high
- 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.)
- Ceased
Links
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0225254A GB0225254D0 (en) | 2002-10-30 | 2002-10-30 | Short arc high intensity mercury discharge lamp |
JP2003368208A JP2004152768A (en) | 2002-10-30 | 2003-10-29 | Short arc high luminance mercury discharge lamp |
CNB2003101044808A CN100401452C (en) | 2002-10-30 | 2003-10-30 | Short arc high intensity mercury discharge lamp |
EP03256860A EP1416518A3 (en) | 2002-10-30 | 2003-10-30 | Short arc high intensity mercury discharge lamp |
CNA2007101934812A CN101165847A (en) | 2002-10-30 | 2003-10-30 | Short arc high intensity mercury discharge lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0225254A GB0225254D0 (en) | 2002-10-30 | 2002-10-30 | Short arc high intensity mercury discharge lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
GB0225254D0 true GB0225254D0 (en) | 2002-12-11 |
Family
ID=9946862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0225254A Ceased GB0225254D0 (en) | 2002-10-30 | 2002-10-30 | Short arc high intensity mercury discharge lamp |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1416518A3 (en) |
JP (1) | JP2004152768A (en) |
CN (2) | CN101165847A (en) |
GB (1) | GB0225254D0 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007132369A2 (en) * | 2006-05-12 | 2007-11-22 | Philips Intellectual Property & Standards Gmbh | Method of shutting down a high pressure discharge lamp and driving unit for driving a high pressure discharge lamp |
JP2010500712A (en) * | 2006-08-10 | 2010-01-07 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Method and drive unit for driving a gas discharge lamp |
JP5370237B2 (en) * | 2010-03-30 | 2013-12-18 | 岩崎電気株式会社 | Microwave discharge light source device |
JP6155594B2 (en) * | 2012-10-17 | 2017-07-05 | 株式会社リコー | Image projection apparatus, control method, and program |
JP6191304B2 (en) * | 2013-07-23 | 2017-09-06 | 株式会社リコー | Image projection apparatus, control method, and program |
JP6343882B2 (en) * | 2013-07-24 | 2018-06-20 | 株式会社リコー | Image projection apparatus, control method, and program |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3295517B2 (en) * | 1993-03-18 | 2002-06-24 | 松下電器産業株式会社 | Image display device |
JP3246231B2 (en) * | 1994-10-28 | 2002-01-15 | 松下電器産業株式会社 | Discharge lamp lighting device |
JP3216877B2 (en) * | 1997-11-18 | 2001-10-09 | 松下電子工業株式会社 | High pressure discharge lamp, illumination optical device using this high pressure discharge lamp as light source, and image display device using this illumination optical device |
JP3827492B2 (en) * | 1999-11-01 | 2006-09-27 | 株式会社オーク製作所 | Discharge lamp |
US6759806B2 (en) * | 2000-03-13 | 2004-07-06 | Nec Microwave Tube, Ltd. | High pressure discharge lamp and method for sealing a bulb thereof |
JP3327895B2 (en) * | 2000-04-28 | 2002-09-24 | 松下電器産業株式会社 | High pressure discharge lamp, method for manufacturing the lamp, method for lighting the lamp, and lighting device |
JP2001332213A (en) * | 2000-05-24 | 2001-11-30 | Matsushita Electric Ind Co Ltd | High-pressure mercury lamp, illuminating optical equipment using the mercury lamp, and image display apparatus using the optical equipment |
US6600268B2 (en) * | 2000-05-31 | 2003-07-29 | Matsushita Electric Industrial Co., Ltd. | Short arc mercury lamp and lamp unit |
JP3330591B2 (en) * | 2000-05-31 | 2002-09-30 | 松下電器産業株式会社 | Short arc type mercury lamp and lamp unit |
DE10028657A1 (en) * | 2000-06-09 | 2001-12-13 | Hella Kg Hueck & Co | Reducing mercury condensate on electrodes of xenon lamps used by vehicles, is achieved by supply of ignition pulses some time after switching off |
JP4070420B2 (en) * | 2001-03-23 | 2008-04-02 | フェニックス電機株式会社 | Ultra high pressure discharge lamp lighting method and lighting device |
JP2003017280A (en) * | 2001-06-27 | 2003-01-17 | Matsushita Electric Ind Co Ltd | Ignition device of high-pressure discharge lamp |
JP3852307B2 (en) * | 2001-07-13 | 2006-11-29 | ウシオ電機株式会社 | Light source device |
-
2002
- 2002-10-30 GB GB0225254A patent/GB0225254D0/en not_active Ceased
-
2003
- 2003-10-29 JP JP2003368208A patent/JP2004152768A/en active Pending
- 2003-10-30 CN CNA2007101934812A patent/CN101165847A/en active Pending
- 2003-10-30 EP EP03256860A patent/EP1416518A3/en not_active Withdrawn
- 2003-10-30 CN CNB2003101044808A patent/CN100401452C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN100401452C (en) | 2008-07-09 |
EP1416518A2 (en) | 2004-05-06 |
CN101165847A (en) | 2008-04-23 |
JP2004152768A (en) | 2004-05-27 |
CN1505092A (en) | 2004-06-16 |
EP1416518A3 (en) | 2009-07-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |