EP1280387A3 - Elektronischer Schaltkreis zum Betreiben einer HID-Lampe und Bildprojektor - Google Patents
Elektronischer Schaltkreis zum Betreiben einer HID-Lampe und Bildprojektor Download PDFInfo
- Publication number
- EP1280387A3 EP1280387A3 EP02016738A EP02016738A EP1280387A3 EP 1280387 A3 EP1280387 A3 EP 1280387A3 EP 02016738 A EP02016738 A EP 02016738A EP 02016738 A EP02016738 A EP 02016738A EP 1280387 A3 EP1280387 A3 EP 1280387A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- operating
- electronic circuit
- projecting apparatus
- associated image
- hid lamp
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
- H05B41/20—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch
- H05B41/23—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode
- H05B41/231—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode for high-pressure lamps
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10136474 | 2001-07-27 | ||
DE10136474A DE10136474A1 (de) | 2001-07-27 | 2001-07-27 | Elektronischer Schaltkreis zum Betreiben einer HID-Lampe und Bildprojektor |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1280387A2 EP1280387A2 (de) | 2003-01-29 |
EP1280387A3 true EP1280387A3 (de) | 2004-04-28 |
EP1280387B1 EP1280387B1 (de) | 2006-09-27 |
Family
ID=7693205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02016738A Expired - Lifetime EP1280387B1 (de) | 2001-07-27 | 2002-07-26 | Elektronischer Schaltkreis zum Betreiben einer HID-Lampe und Bildprojektor |
Country Status (7)
Country | Link |
---|---|
US (1) | US6779896B2 (de) |
EP (1) | EP1280387B1 (de) |
JP (1) | JP4198408B2 (de) |
KR (1) | KR100906624B1 (de) |
CN (1) | CN100339760C (de) |
DE (2) | DE10136474A1 (de) |
TW (1) | TW552828B (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100452852C (zh) * | 2002-01-02 | 2009-01-14 | 皇家飞利浦电子股份有限公司 | 图像投影仪及其操作方法 |
DE10232501A1 (de) * | 2002-07-18 | 2004-01-29 | Philips Intellectual Property & Standards Gmbh | Projektionssystem |
DE10244821A1 (de) * | 2002-09-26 | 2004-04-01 | Philips Intellectual Property & Standards Gmbh | Projektionssystem |
DE10248376A1 (de) * | 2002-10-17 | 2004-04-29 | Philips Intellectual Property & Standards Gmbh | Projektionssystem |
DK1570682T3 (da) * | 2002-12-04 | 2008-03-03 | Barco Control Rooms Gmbh | Lysstyrke- og farveregulering af et projektionsapparat |
US20060145064A1 (en) * | 2003-06-16 | 2006-07-06 | Peter Lurkens | Projection system |
US20040267621A1 (en) * | 2003-06-27 | 2004-12-30 | Schuller Robert J. | Food product scale-based incentive system |
US7055962B2 (en) * | 2003-11-21 | 2006-06-06 | Dell Products L.P. | System and method for managing projector bulb life |
EP1725901A1 (de) * | 2004-03-16 | 2006-11-29 | Sign-Tronic AG | Verfahren zum aufbau eines lichtbündels mit im wesentlichen konstanter lichtstärke |
KR20050101815A (ko) * | 2004-04-20 | 2005-10-25 | 엘지.필립스 엘시디 주식회사 | 액정표시장치용 램프 구동회로 및 구동방법 |
US7245224B2 (en) * | 2004-08-13 | 2007-07-17 | Dell Products Lp | Methods and systems for diagnosing projection device failure |
US20060187417A1 (en) * | 2005-02-21 | 2006-08-24 | Seiko Epson Corporation | Projector |
JP4281729B2 (ja) * | 2005-02-28 | 2009-06-17 | セイコーエプソン株式会社 | プロジェクタ |
EP1727402A1 (de) * | 2005-05-25 | 2006-11-29 | Barco NV | Lampensteuerung mit erhöhter Lampenslebensdauer für einen Projektor |
EP1727401B1 (de) * | 2005-05-25 | 2008-12-31 | Barco N.V. | Lampensteuerung mit erhöhter Lampenslebensdauer für einen Projektor |
JP4462119B2 (ja) * | 2005-06-10 | 2010-05-12 | セイコーエプソン株式会社 | バラスト及びプロジェクタ |
WO2007019486A2 (en) * | 2005-08-08 | 2007-02-15 | Moving Image Technologies Llc | Digital cinema projector module and retrofit therefor |
US20080297666A1 (en) * | 2005-09-21 | 2008-12-04 | Tte Technology, Inc. | System and Method for Increasing the Brightness of an Image |
WO2007046795A1 (en) * | 2005-10-17 | 2007-04-26 | Acuity Brands, Inc. | Constant lumen output control system |
KR101614415B1 (ko) * | 2005-12-06 | 2016-04-21 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 모듈식 전자 디스플레이 장치들 |
US20080048577A1 (en) * | 2006-08-26 | 2008-02-28 | Matthew Beasley | Projector HID lam ballast having LLC resonant converter |
US20080048578A1 (en) * | 2006-08-26 | 2008-02-28 | Matthew Beasley | Projector HID lamp ballast having auxiliary resonant circuit |
JP5136824B2 (ja) * | 2007-03-09 | 2013-02-06 | ソニー株式会社 | プロジェクタおよびその制御方法 |
JP2008224870A (ja) * | 2007-03-09 | 2008-09-25 | Sony Corp | プロジェクタおよびその制御方法 |
JP5126569B2 (ja) * | 2007-03-09 | 2013-01-23 | ソニー株式会社 | プロジェクタおよびその制御方法 |
JP4433320B2 (ja) * | 2007-03-09 | 2010-03-17 | ソニー株式会社 | プロジェクタおよびその制御方法 |
US8016433B2 (en) * | 2007-03-09 | 2011-09-13 | Sony Corporation | Projector and control method thereof |
JP5109527B2 (ja) * | 2007-08-03 | 2012-12-26 | ソニー株式会社 | 画像形成装置およびその制御方法、並びにプログラム |
CN102023462B (zh) * | 2009-09-14 | 2012-06-06 | 联想(北京)有限公司 | 一种微型投影机、其调节亮度的方法及一种便携式设备 |
US10384078B2 (en) * | 2013-10-15 | 2019-08-20 | Ip Liberty Vision Corporation | Polymeric radiation-sources |
CN105223763B (zh) * | 2015-11-04 | 2017-03-15 | 雷欧尼斯(北京)信息技术有限公司 | 用于光回收3d放映系统中的亮度自动均衡装置及方法 |
USD892304S1 (en) | 2019-01-04 | 2020-08-04 | Sleepnet Corporation | Facemask pressure adjustment device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5327048A (en) * | 1993-02-26 | 1994-07-05 | North American Philips Corporation | Bi-level lighting control system for hid lamps |
US5828178A (en) * | 1996-12-09 | 1998-10-27 | Tir Systems Ltd. | High intensity discharge lamp color |
JPH10308114A (ja) * | 1997-05-06 | 1998-11-17 | Olympus Optical Co Ltd | 光源装置 |
JP2000028988A (ja) * | 1998-07-08 | 2000-01-28 | Toshiba Corp | 液晶プロジェクタ装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2341137A1 (fr) * | 1976-02-13 | 1977-09-09 | Thomson Csf | Dispositif de detection de source lumineuse et syteme comportant un tel dispositif |
JPS6055300A (ja) * | 1983-09-06 | 1985-03-30 | 富士写真フイルム株式会社 | 放射線像変換方法 |
US5534948A (en) * | 1989-08-15 | 1996-07-09 | Rank Cintel Limited | Method and apparatus for reducing the effect of alias components produced through non-linear digital signal processing, such as gamma correction, by selective attenuation |
JPH03221848A (ja) * | 1990-01-26 | 1991-09-30 | Canon Inc | 異物検査装置 |
US5382881A (en) * | 1992-12-28 | 1995-01-17 | North American Philips Corporation | Ballast stabilization circuitry for eliminating moding or oscillation of the current envelope in gas discharge lamps and method of operating |
US5850127A (en) * | 1996-05-10 | 1998-12-15 | Philips Electronics North America Corporation | EBL having a feedback circuit and a method for ensuring low temperature lamp operation at low dimming levels |
US6323491B1 (en) * | 1998-11-18 | 2001-11-27 | Forsyth Electro-Optics | Corona discharge imaging system for outdoor daylight use |
CA2356555A1 (en) * | 1998-12-22 | 2000-06-29 | Varintelligent (Bvi) Limited | Optical assembly for reflective light valves |
JP3829534B2 (ja) * | 1999-05-26 | 2006-10-04 | 松下電工株式会社 | 放電灯点灯装置 |
KR200178692Y1 (ko) * | 1999-09-17 | 2000-04-15 | 주식회사인라이트 | 방전등용 전자식 안정기 |
US6522086B2 (en) * | 2000-05-25 | 2003-02-18 | Air Techniques, Inc. | Photo curing light system having modulated light intensity control |
US6917381B2 (en) * | 2000-11-30 | 2005-07-12 | Intel Corporation | Color filter array and color interpolation algorithm |
-
2001
- 2001-07-27 DE DE10136474A patent/DE10136474A1/de not_active Withdrawn
-
2002
- 2002-07-23 US US10/201,679 patent/US6779896B2/en not_active Expired - Fee Related
- 2002-07-24 TW TW091116485A patent/TW552828B/zh not_active IP Right Cessation
- 2002-07-24 CN CNB021269564A patent/CN100339760C/zh not_active Expired - Fee Related
- 2002-07-24 KR KR1020020043493A patent/KR100906624B1/ko not_active IP Right Cessation
- 2002-07-26 DE DE50208237T patent/DE50208237D1/de not_active Expired - Fee Related
- 2002-07-26 EP EP02016738A patent/EP1280387B1/de not_active Expired - Lifetime
- 2002-07-29 JP JP2002219153A patent/JP4198408B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5327048A (en) * | 1993-02-26 | 1994-07-05 | North American Philips Corporation | Bi-level lighting control system for hid lamps |
US5828178A (en) * | 1996-12-09 | 1998-10-27 | Tir Systems Ltd. | High intensity discharge lamp color |
JPH10308114A (ja) * | 1997-05-06 | 1998-11-17 | Olympus Optical Co Ltd | 光源装置 |
JP2000028988A (ja) * | 1998-07-08 | 2000-01-28 | Toshiba Corp | 液晶プロジェクタ装置 |
Non-Patent Citations (2)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 02 26 February 1999 (1999-02-26) * |
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 04 31 August 2000 (2000-08-31) * |
Also Published As
Publication number | Publication date |
---|---|
KR20030011622A (ko) | 2003-02-11 |
CN1407843A (zh) | 2003-04-02 |
US20030020412A1 (en) | 2003-01-30 |
TW552828B (en) | 2003-09-11 |
EP1280387B1 (de) | 2006-09-27 |
US6779896B2 (en) | 2004-08-24 |
DE10136474A1 (de) | 2003-02-13 |
CN100339760C (zh) | 2007-09-26 |
JP2003123991A (ja) | 2003-04-25 |
DE50208237D1 (de) | 2006-11-09 |
EP1280387A2 (de) | 2003-01-29 |
JP4198408B2 (ja) | 2008-12-17 |
KR100906624B1 (ko) | 2009-07-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1280387A3 (de) | Elektronischer Schaltkreis zum Betreiben einer HID-Lampe und Bildprojektor | |
AU2002348908A1 (en) | Illumination system for an electronic device | |
AU2001266870A1 (en) | Electronic image projection device | |
AU2002317645A1 (en) | Cooling apparatus for electronic devices | |
AU2002235384A1 (en) | High frequency printed circuit board via | |
AUPR245601A0 (en) | An apparatus (WSM09) | |
AUPR245301A0 (en) | An apparatus (WSM06) | |
AU2002349518A1 (en) | Electronic ballast for high-pressure discharge lamp | |
AU2003291766A1 (en) | Illumination apparatus and illumination method for an imaging apparatus | |
AUPR245701A0 (en) | An apparatus (WSM10) | |
AU2003285764A1 (en) | Illumination device and electronic apparatus | |
HK1054293B (zh) | 放電燈點燈裝置以及圖像形成裝置 | |
AUPR245401A0 (en) | An apparatus (WSM07) | |
AU2002353355A1 (en) | Circuit arrangement for operation of one or more lamps | |
AU2001292246A1 (en) | Hid lamp operating circuit | |
AU2001292245A1 (en) | Circuit for lighting hid lamp | |
AU2002252602A1 (en) | Apparatus and circuit having reduced leakage current and method therefor | |
AU2001292247A1 (en) | Hid lamp operating circuit | |
AU5818901A (en) | Method for monitoring the input voltage of an electronic ballast for operating fluorescent lamps | |
AU2002212589A1 (en) | Electronic ballast for high-intensity discharge lamps | |
AU2002215839A1 (en) | An apparatus for operating a fluorescent lamp | |
TW478706U (en) | Starting circuit device for lamp device | |
AU2002302484A1 (en) | Output circuit of an electronic ballast for a fluorescent lamp | |
AU2002318730A1 (en) | Film for circuit board | |
AU2002315840A1 (en) | Image display apparatus and electronic apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO SI |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBH Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V. |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO SI |
|
17P | Request for examination filed |
Effective date: 20041028 |
|
AKX | Designation fees paid |
Designated state(s): DE FR GB |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: DEPPE, CARSTEN,PHILIPS CORPORATE IP GMBH Inventor name: MOENCH, HOLGER, DR.,PHILIPS CORPORATE IP GMBH Inventor name: LUERKENS, PETER, DR.,PHILIPS CORPORATE IP GMBH |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE FR GB |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REF | Corresponds to: |
Ref document number: 50208237 Country of ref document: DE Date of ref document: 20061109 Kind code of ref document: P |
|
GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 20061213 |
|
ET | Fr: translation filed | ||
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20070628 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20080904 Year of fee payment: 7 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20080729 Year of fee payment: 7 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20080828 Year of fee payment: 7 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20090726 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20100331 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20090731 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20090726 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100202 |