JP2016162615A - 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
JP2016162615A
JP2016162615A JP2015041014A JP2015041014A JP2016162615A JP 2016162615 A JP2016162615 A JP 2016162615A JP 2015041014 A JP2015041014 A JP 2015041014A JP 2015041014 A JP2015041014 A JP 2015041014A JP 2016162615 A JP2016162615 A JP 2016162615A
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JP
Japan
Prior art keywords
discharge lamp
measurement period
electrode
measurement
period
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.)
Withdrawn
Application number
JP2015041014A
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English (en)
Japanese (ja)
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JP2016162615A5 (enExample
Inventor
勝 河野
Masaru Kono
勝 河野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2015041014A priority Critical patent/JP2016162615A/ja
Priority to US14/978,759 priority patent/US9693435B2/en
Publication of JP2016162615A publication Critical patent/JP2016162615A/ja
Publication of JP2016162615A5 publication Critical patent/JP2016162615A5/ja
Withdrawn legal-status Critical Current

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    • 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
    • H05B41/282—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
    • H05B41/2825—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 by means of a bridge converter in the final stage
    • H05B41/2828—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 by means of a bridge converter in the final stage using control circuits for the switching elements
    • 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
    • G03B21/2053—Intensity control of illuminating light
    • 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
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2026—Gas discharge type light sources, e.g. arcs
    • 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
    • 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]
    • H04N9/3197—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using light modulating optical valves
    • 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
    • H05B41/2881—Load circuits; Control thereof
    • H05B41/2882—Load circuits; Control thereof the control resulting from an action on the static converter

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Projection Apparatus (AREA)
JP2015041014A 2015-03-03 2015-03-03 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 Withdrawn JP2016162615A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015041014A JP2016162615A (ja) 2015-03-03 2015-03-03 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
US14/978,759 US9693435B2 (en) 2015-03-03 2015-12-22 Discharge lamp driving device, projector, and discharge lamp driving method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015041014A JP2016162615A (ja) 2015-03-03 2015-03-03 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 (2)

Publication Number Publication Date
JP2016162615A true JP2016162615A (ja) 2016-09-05
JP2016162615A5 JP2016162615A5 (enExample) 2018-02-08

Family

ID=56845243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015041014A Withdrawn JP2016162615A (ja) 2015-03-03 2015-03-03 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)

Country Link
US (1) US9693435B2 (enExample)
JP (1) JP2016162615A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6610304B2 (ja) * 2016-02-02 2019-11-27 セイコーエプソン株式会社 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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011138742A (ja) * 2009-12-01 2011-07-14 Ushio Inc 高圧放電ランプ点灯装置およびプロジェクタ

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7511432B2 (en) * 2003-01-17 2009-03-31 Panasonic Electric Works Co., Ltd. Discharge lamp lighting device, illumination device, and projector
JP4448396B2 (ja) * 2004-07-13 2010-04-07 株式会社日立製作所 ランプ作動制御装置及びその方法
JP4990490B2 (ja) * 2004-11-11 2012-08-01 パナソニック株式会社 高圧放電ランプ点灯装置、高圧放電ランプ装置、投射型画像表示装置及び高圧放電ランプ点灯方法
JP2007059281A (ja) 2005-08-26 2007-03-08 Matsushita Electric Works Ltd 高圧放電灯点灯装置および画像表示装置
JP5463765B2 (ja) * 2008-08-07 2014-04-09 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、光源装置並びに画像表示装置
JP5515479B2 (ja) * 2008-10-07 2014-06-11 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、光源装置並びに画像表示装置
JP4666063B2 (ja) * 2008-11-21 2011-04-06 ウシオ電機株式会社 高圧放電ランプ点灯装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011138742A (ja) * 2009-12-01 2011-07-14 Ushio Inc 高圧放電ランプ点灯装置およびプロジェクタ

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US20160262246A1 (en) 2016-09-08
US9693435B2 (en) 2017-06-27

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