ITTO20050575A1 - "metodi e sistemi per diagnosticare il guasto di un apparato di proiezione" - Google Patents
"metodi e sistemi per diagnosticare il guasto di un apparato di proiezione"Info
- Publication number
- ITTO20050575A1 ITTO20050575A1 IT000575A ITTO20050575A ITTO20050575A1 IT TO20050575 A1 ITTO20050575 A1 IT TO20050575A1 IT 000575 A IT000575 A IT 000575A IT TO20050575 A ITTO20050575 A IT TO20050575A IT TO20050575 A1 ITTO20050575 A1 IT TO20050575A1
- Authority
- IT
- Italy
- Prior art keywords
- failure
- diagnosticate
- systems
- methods
- projection system
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
-
- 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
- G03B21/16—Cooling; Preventing overheating
-
- 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
- G03B21/20—Lamp housings
- G03B21/2086—Security or safety means in lamp houses
-
- 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
- H05B41/02—Details
- H05B41/04—Starting switches
-
- 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
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
- H05B41/288—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
- H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2921—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
- H05B41/2925—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
-
- 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US60131004P | 2004-08-13 | 2004-08-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
ITTO20050575A1 true ITTO20050575A1 (it) | 2006-02-14 |
Family
ID=35098246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT000575A ITTO20050575A1 (it) | 2004-08-13 | 2005-08-12 | "metodi e sistemi per diagnosticare il guasto di un apparato di proiezione" |
Country Status (14)
Country | Link |
---|---|
US (1) | US7245224B2 (it) |
JP (1) | JP2006058880A (it) |
KR (1) | KR20060050424A (it) |
CN (1) | CN1784106B (it) |
AU (1) | AU2005203608B2 (it) |
BR (1) | BRPI0503342B1 (it) |
DE (1) | DE102005038084B4 (it) |
FR (1) | FR2874267B1 (it) |
GB (2) | GB2432060B (it) |
HK (1) | HK1108797A1 (it) |
IT (1) | ITTO20050575A1 (it) |
MY (1) | MY140156A (it) |
SG (1) | SG120274A1 (it) |
TW (1) | TWI372877B (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7795819B2 (en) | 2004-06-03 | 2010-09-14 | Cyden Limited | Discharge lamp controls |
JP2007006678A (ja) * | 2005-06-27 | 2007-01-11 | Canon Inc | ファン電源装置および画像投射装置 |
US20070132402A1 (en) * | 2005-12-08 | 2007-06-14 | Sony Corporation | Lighting-drive device, light source device, and display device |
GB0714126D0 (en) * | 2007-07-20 | 2007-08-29 | Cyden Ltd | Control for discharge lamp |
WO2009019647A1 (en) * | 2007-08-07 | 2009-02-12 | Koninklijke Philips Electronics N.V. | Control of ignition of a gas discharge lamp |
US20100053475A1 (en) * | 2008-09-03 | 2010-03-04 | Infocus Corporation | Illuminated status indicator for an image display device |
JP4973672B2 (ja) | 2009-02-16 | 2012-07-11 | セイコーエプソン株式会社 | 放電灯の駆動装置および駆動方法、光源装置、プロジェクター |
CN104113719A (zh) * | 2014-06-30 | 2014-10-22 | 武汉市安曼特微显示科技有限公司 | 工程投影系统的参数显示装置 |
DE102017220810A1 (de) * | 2017-11-22 | 2019-05-23 | Robert Bosch Gmbh | Laserprojektionsvorrichtung |
CN112965328A (zh) * | 2021-02-03 | 2021-06-15 | 麦克赛尔数字映像(中国)有限公司 | 一种投影机的部分光源失效时的画面自动补救方法及装置 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3562580A (en) | 1969-01-10 | 1971-02-09 | Minnesota Mining & Mfg | Lamp-failure detection and change device |
US4318031A (en) * | 1979-10-31 | 1982-03-02 | Esquire, Inc. | Lamp, ballast and starter visual monitor |
DE4039161C2 (de) * | 1990-12-07 | 2001-05-31 | Zumtobel Ag Dornbirn | System zur Steuerung der Helligkeit und des Betriebsverhaltens von Leuchtstofflampen |
JPH05343185A (ja) * | 1992-06-05 | 1993-12-24 | Kagatsuu Kk | 照明灯の点灯判別装置 |
GB2270810B (en) * | 1992-09-21 | 1996-06-19 | Nissan Motor | System for and method of lighting discharge lamp |
US5394062A (en) * | 1993-12-15 | 1995-02-28 | General Electric Company | Lamp ballast circuit with overload detection and ballast operability indication features |
JPH0913077A (ja) | 1995-07-04 | 1997-01-14 | Nisshin Oil Mills Ltd:The | 臓器蓄積性の高い油脂 |
JPH09130700A (ja) * | 1995-10-31 | 1997-05-16 | Sony Corp | 異常状態検出機構を備えた映像機器 |
JP3671620B2 (ja) * | 1997-10-07 | 2005-07-13 | ソニー株式会社 | 映像表示装置 |
US6429597B1 (en) * | 1998-10-15 | 2002-08-06 | Hubbell Incorporated | Externally mountable discharge lamp ignition circuit having visual diagnostic indicator |
US6127782A (en) | 1998-10-15 | 2000-10-03 | Hubbell Incorporated | Externally mountable discharge lamp ignition circuit having visual diagnostic indicator |
US6127787A (en) * | 1999-01-21 | 2000-10-03 | Northrop Grumman Corporation | Sequential, clamped, single-ended ignition of series operation arc lamps |
FR2791218B1 (fr) * | 1999-03-19 | 2004-10-29 | Matsushita Electric Works Ltd | Ballast de securite pour lampe a decharge |
US6534988B2 (en) * | 2001-05-31 | 2003-03-18 | Hubbell Incorporated | System for testing the presence of an ignitor pulse within a high intensity discharge luminaire |
DE60217342T2 (de) * | 2001-06-08 | 2007-08-16 | Sony Corp. | Zündeinrichtung für eine entladungslampe und projektoreinrichtung |
DE10136474A1 (de) * | 2001-07-27 | 2003-02-13 | Philips Corp Intellectual Pty | Elektronischer Schaltkreis zum Betreiben einer HID-Lampe und Bildprojektor |
JP3736438B2 (ja) * | 2001-11-26 | 2006-01-18 | ウシオ電機株式会社 | 光源装置および給電装置 |
DE10205896A1 (de) * | 2002-02-13 | 2003-09-04 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Betriebsschaltung für Entladungslampe mit frequenzvariabler Zündung |
US6909406B2 (en) * | 2002-03-15 | 2005-06-21 | Dell Products L.P. | System and method for selecting a presentation mode |
US6867704B2 (en) | 2003-02-28 | 2005-03-15 | Dell Products L.P. | Bi-color light source for indicating status of information handling system |
US7755503B2 (en) * | 2004-06-16 | 2010-07-13 | Dell Products L.P. | System and method for error messaging of an incorrect information handling system graphics cable connection |
-
2004
- 2004-10-28 US US10/976,270 patent/US7245224B2/en active Active
-
2005
- 2005-08-10 FR FR0508468A patent/FR2874267B1/fr active Active
- 2005-08-10 SG SG200505235A patent/SG120274A1/en unknown
- 2005-08-11 BR BRPI0503342A patent/BRPI0503342B1/pt active IP Right Grant
- 2005-08-11 JP JP2005233565A patent/JP2006058880A/ja active Pending
- 2005-08-11 DE DE102005038084.0A patent/DE102005038084B4/de active Active
- 2005-08-12 TW TW094127536A patent/TWI372877B/zh active
- 2005-08-12 AU AU2005203608A patent/AU2005203608B2/en not_active Ceased
- 2005-08-12 GB GB0623384A patent/GB2432060B/en active Active
- 2005-08-12 KR KR1020050074095A patent/KR20060050424A/ko not_active Application Discontinuation
- 2005-08-12 MY MYPI20053781A patent/MY140156A/en unknown
- 2005-08-12 GB GB0516627A patent/GB2417148B/en active Active
- 2005-08-12 IT IT000575A patent/ITTO20050575A1/it unknown
- 2005-08-15 CN CN200510090490XA patent/CN1784106B/zh active Active
-
2007
- 2007-10-31 HK HK07111788A patent/HK1108797A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BRPI0503342A (pt) | 2006-03-28 |
FR2874267A1 (fr) | 2006-02-17 |
TW200610971A (en) | 2006-04-01 |
AU2005203608B2 (en) | 2009-01-29 |
GB0623384D0 (en) | 2007-01-03 |
US7245224B2 (en) | 2007-07-17 |
GB2417148A (en) | 2006-02-15 |
SG120274A1 (en) | 2006-03-28 |
GB2417148B (en) | 2007-04-04 |
TWI372877B (en) | 2012-09-21 |
JP2006058880A (ja) | 2006-03-02 |
DE102005038084B4 (de) | 2021-06-24 |
CN1784106B (zh) | 2011-03-30 |
CN1784106A (zh) | 2006-06-07 |
GB2432060A (en) | 2007-05-09 |
KR20060050424A (ko) | 2006-05-19 |
AU2005203608A1 (en) | 2006-03-02 |
MY140156A (en) | 2009-11-30 |
DE102005038084A1 (de) | 2006-04-06 |
US20060033633A1 (en) | 2006-02-16 |
GB2432060B (en) | 2007-11-14 |
IE20050521A1 (en) | 2006-02-22 |
GB0516627D0 (en) | 2005-09-21 |
BRPI0503342B1 (pt) | 2019-01-22 |
HK1108797A1 (en) | 2008-05-16 |
FR2874267B1 (fr) | 2012-09-28 |
IE20070264A1 (en) | 2008-09-17 |
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