JP6558018B2 - 放電灯駆動装置、光源装置、プロジェクター、および放電灯駆動方法 - Google Patents

放電灯駆動装置、光源装置、プロジェクター、および放電灯駆動方法 Download PDF

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Publication number
JP6558018B2
JP6558018B2 JP2015065921A JP2015065921A JP6558018B2 JP 6558018 B2 JP6558018 B2 JP 6558018B2 JP 2015065921 A JP2015065921 A JP 2015065921A JP 2015065921 A JP2015065921 A JP 2015065921A JP 6558018 B2 JP6558018 B2 JP 6558018B2
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Japan
Prior art keywords
frequency
discharge lamp
period
resonance
power
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JP2015065921A
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English (en)
Japanese (ja)
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JP2016186849A5 (enExample
JP2016186849A (ja
Inventor
齊藤　修
修 齊藤
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Seiko Epson Corp
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Seiko Epson Corp
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Publication date
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2015065921A priority Critical patent/JP6558018B2/ja
Priority to US14/982,522 priority patent/US9729839B2/en
Publication of JP2016186849A publication Critical patent/JP2016186849A/ja
Publication of JP2016186849A5 publication Critical patent/JP2016186849A5/ja
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    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3155—Modulator illumination systems for controlling the light source
    • 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
    • H05B41/2885—Static converters especially adapted therefor; Control thereof
    • H05B41/2887—Static converters especially adapted therefor; Control thereof characterised by a controllable bridge in the final stage
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
JP2015065921A 2015-03-27 2015-03-27 放電灯駆動装置、光源装置、プロジェクター、および放電灯駆動方法 Active JP6558018B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015065921A JP6558018B2 (ja) 2015-03-27 2015-03-27 放電灯駆動装置、光源装置、プロジェクター、および放電灯駆動方法
US14/982,522 US9729839B2 (en) 2015-03-27 2015-12-29 Discharge lamp drive device, projector, and discharge lamp drive method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015065921A JP6558018B2 (ja) 2015-03-27 2015-03-27 放電灯駆動装置、光源装置、プロジェクター、および放電灯駆動方法

Publications (3)

Publication Number Publication Date
JP2016186849A JP2016186849A (ja) 2016-10-27
JP2016186849A5 JP2016186849A5 (enExample) 2018-03-29
JP6558018B2 true JP6558018B2 (ja) 2019-08-14

Family

ID=56975965

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015065921A Active JP6558018B2 (ja) 2015-03-27 2015-03-27 放電灯駆動装置、光源装置、プロジェクター、および放電灯駆動方法

Country Status (2)

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US (1) US9729839B2 (enExample)
JP (1) JP6558018B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016214981A (ja) * 2016-09-26 2016-12-22 京楽産業．株式会社 遊技機

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2878350B2 (ja) 1989-11-27 1999-04-05 松下電工株式会社 放電灯点灯装置
JP2003217881A (ja) * 2002-01-28 2003-07-31 Matsushita Electric Works Ltd 放電灯点灯装置
JP4244893B2 (ja) 2004-09-14 2009-03-25 セイコーエプソン株式会社 周波数制御による放電ランプの点灯
JP2007027145A (ja) 2006-10-20 2007-02-01 Seiko Epson Corp 周波数制御方法及び装置
JP2008171741A (ja) 2007-01-15 2008-07-24 Matsushita Electric Works Ltd 放電灯点灯装置及び照明器具
JP6003074B2 (ja) 2012-02-10 2016-10-05 セイコーエプソン株式会社 点灯装置、プロジェクター、及び点灯方法
JP6123267B2 (ja) * 2012-03-21 2017-05-10 セイコーエプソン株式会社 放電ランプ点灯装置、放電ランプ点灯方法、およびプロジェクター装置
JP6244806B2 (ja) 2013-10-17 2017-12-13 セイコーエプソン株式会社 放電ランプ点灯装置、放電ランプ点灯方法及びプロジェクター

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Publication number Publication date
US20160286179A1 (en) 2016-09-29
JP2016186849A (ja) 2016-10-27
US9729839B2 (en) 2017-08-08

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