CN100487563C - 一种提高微显示光引擎对比度的系统 - Google Patents
一种提高微显示光引擎对比度的系统 Download PDFInfo
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- CN100487563C CN100487563C CNB2006100358407A CN200610035840A CN100487563C CN 100487563 C CN100487563 C CN 100487563C CN B2006100358407 A CNB2006100358407 A CN B2006100358407A CN 200610035840 A CN200610035840 A CN 200610035840A CN 100487563 C CN100487563 C CN 100487563C
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- 230000003287 optical effect Effects 0.000 title claims abstract description 16
- 230000001737 promoting effect Effects 0.000 title 1
- 238000005286 illumination Methods 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000010287 polarization Effects 0.000 abstract 2
- 238000013016 damping Methods 0.000 abstract 1
- 230000003313 weakening effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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Application Number | Priority Date | Filing Date | Title |
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CNB2006100358407A CN100487563C (zh) | 2006-06-05 | 2006-06-05 | 一种提高微显示光引擎对比度的系统 |
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CNB2006100358407A CN100487563C (zh) | 2006-06-05 | 2006-06-05 | 一种提高微显示光引擎对比度的系统 |
Publications (2)
Publication Number | Publication Date |
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CN101086606A CN101086606A (zh) | 2007-12-12 |
CN100487563C true CN100487563C (zh) | 2009-05-13 |
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CNB2006100358407A Expired - Fee Related CN100487563C (zh) | 2006-06-05 | 2006-06-05 | 一种提高微显示光引擎对比度的系统 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5471674B2 (ja) * | 2010-03-23 | 2014-04-16 | セイコーエプソン株式会社 | プロジェクター |
CN104516182B (zh) * | 2014-12-17 | 2016-05-25 | 广东威创视讯科技股份有限公司 | 一种照明系统、投影机以及背投影系统 |
CN104516181B (zh) * | 2014-12-17 | 2016-06-29 | 广东威创视讯科技股份有限公司 | 一种照明系统、投影机以及背投影系统 |
CN106814454A (zh) * | 2015-12-02 | 2017-06-09 | 李光辉 | 一种可调对比度的智能眼镜 |
CN113741132B (zh) * | 2017-07-06 | 2024-02-02 | 深圳光峰科技股份有限公司 | 一种投影仪控制系统及控制方法 |
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Addressee: Zhang Ming Document name: Notification of Passing Examination on Formalities |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: System for promoting microdisplay optical engine contrast Effective date of registration: 20110628 Granted publication date: 20090513 Pledgee: Industrial Bank, Limited by Share Ltd, Shenzhen Huafu subbranch Pledgor: Shenzhen Yatu Digital Video Frequency Technology Co., Ltd. Registration number: 2011990000246 |
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Date of cancellation: 20121031 Granted publication date: 20090513 Pledgee: Industrial Bank, Limited by Share Ltd, Shenzhen Huafu subbranch Pledgor: Shenzhen Yatu Digital Video Frequency Technology Co., Ltd. Registration number: 2011990000246 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: System for promoting microdisplay optical engine contrast Effective date of registration: 20121031 Granted publication date: 20090513 Pledgee: Industrial Bank, Limited by Share Ltd, Shenzhen Huafu subbranch Pledgor: Shenzhen Yatu Digital Video Frequency Technology Co., Ltd. Registration number: 2012990000662 |
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Date of cancellation: 20140123 Granted publication date: 20090513 Pledgee: Industrial Bank, Limited by Share Ltd, Shenzhen Huafu subbranch Pledgor: Shenzhen Yatu Digital Video Frequency Technology Co., Ltd. Registration number: 2012990000662 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: System for promoting microdisplay optical engine contrast Effective date of registration: 20140311 Granted publication date: 20090513 Pledgee: Societe Generale Bank, Limited by Share Ltd, Shenzhen branch Pledgor: Shenzhen Yatu Digital Video Frequency Technology Co., Ltd. Registration number: 2014990000151 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
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Date of cancellation: 20150821 Granted publication date: 20090513 Pledgee: Societe Generale Bank, Limited by Share Ltd, Shenzhen branch Pledgor: Shenzhen Yatu Digital Video Frequency Technology Co., Ltd. Registration number: 2014990000151 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: System for promoting microdisplay optical engine contrast Effective date of registration: 20150908 Granted publication date: 20090513 Pledgee: Industrial Bank Shenzhen branch, Limited by Share Ltd Pledgor: Shenzhen Yatu Digital Video Frequency Technology Co., Ltd. Registration number: 2015990000726 |
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