JP2016157664A5 - - Google Patents
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- JP2016157664A5 JP2016157664A5 JP2015036609A JP2015036609A JP2016157664A5 JP 2016157664 A5 JP2016157664 A5 JP 2016157664A5 JP 2015036609 A JP2015036609 A JP 2015036609A JP 2015036609 A JP2015036609 A JP 2015036609A JP 2016157664 A5 JP2016157664 A5 JP 2016157664A5
- Authority
- JP
- Japan
- Prior art keywords
- period
- length
- polarity
- discharge lamp
- waveform
- 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.)
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Links
- 238000000034 method Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 2
- 238000009751 slip forming Methods 0.000 claims 2
- 230000003287 optical effect Effects 0.000 claims 1
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015036609A JP6447235B2 (ja) | 2015-02-26 | 2015-02-26 | 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 |
| CN201610086637.6A CN105916280A (zh) | 2015-02-24 | 2016-02-15 | 放电灯驱动装置、光源装置、投影机及放电灯驱动方法 |
| US15/045,739 US9602791B2 (en) | 2015-02-24 | 2016-02-17 | Discharge lamp driving device, projector, and discharge lamp driving method |
| EP16156908.2A EP3062588A1 (en) | 2015-02-24 | 2016-02-23 | Discharge lamp driving device, light source apparatus, projector, and discharge lamp driving method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015036609A JP6447235B2 (ja) | 2015-02-26 | 2015-02-26 | 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 |
|---|---|
| JP2016157664A JP2016157664A (ja) | 2016-09-01 |
| JP2016157664A5 true JP2016157664A5 (enExample) | 2017-11-24 |
| JP6447235B2 JP6447235B2 (ja) | 2019-01-09 |
Family
ID=56826320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015036609A Expired - Fee Related JP6447235B2 (ja) | 2015-02-24 | 2015-02-26 | 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 (1)
| Country | Link |
|---|---|
| JP (1) | JP6447235B2 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017139167A (ja) | 2016-02-04 | 2017-08-10 | 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 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4416125B2 (ja) * | 2004-03-18 | 2010-02-17 | ウシオ電機株式会社 | 高圧放電ランプ点灯装置 |
| US20100157257A1 (en) * | 2007-09-27 | 2010-06-24 | Iwasaki Electric Co., Ltd. | High pressure discharge lamp ballast, high pressure dischargep lamp driving method, and projector |
| JP4462358B2 (ja) * | 2008-02-26 | 2010-05-12 | セイコーエプソン株式会社 | 放電灯の駆動方法および駆動装置、光源装置並びに画像表示装置 |
| US8183796B2 (en) * | 2008-12-18 | 2012-05-22 | Seiko Epson Corporation | Stepwise repairing for electrode of discharge lamp |
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2015
- 2015-02-26 JP JP2015036609A patent/JP6447235B2/ja not_active Expired - Fee Related