CN105301885A - Focus determining system, focus determining method and remote controller pairing method of projection device - Google Patents
Focus determining system, focus determining method and remote controller pairing method of projection device Download PDFInfo
- Publication number
- CN105301885A CN105301885A CN201510855817.1A CN201510855817A CN105301885A CN 105301885 A CN105301885 A CN 105301885A CN 201510855817 A CN201510855817 A CN 201510855817A CN 105301885 A CN105301885 A CN 105301885A
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- CN
- China
- Prior art keywords
- focusing
- focus
- focuses
- electromotion
- projected picture
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- 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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- 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
- G03B21/53—Means for automatic focusing, e.g. to compensate thermal effects
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Lens Barrels (AREA)
- Automatic Focus Adjustment (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510855817.1A CN105301885B (en) | 2015-11-30 | 2015-11-30 | A kind of projector equipment fixed-focus system, focus method and remote control matching method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510855817.1A CN105301885B (en) | 2015-11-30 | 2015-11-30 | A kind of projector equipment fixed-focus system, focus method and remote control matching method |
Publications (2)
Publication Number | Publication Date |
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CN105301885A true CN105301885A (en) | 2016-02-03 |
CN105301885B CN105301885B (en) | 2017-12-08 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510855817.1A Active CN105301885B (en) | 2015-11-30 | 2015-11-30 | A kind of projector equipment fixed-focus system, focus method and remote control matching method |
Country Status (1)
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CN (1) | CN105301885B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105446066A (en) * | 2015-12-02 | 2016-03-30 | 成都市极米科技有限公司 | Focus fixing system and focus fixing method for projection equipment and remote controller matching method |
CN110769230A (en) * | 2019-08-02 | 2020-02-07 | 成都极米科技股份有限公司 | Focusing method and device and projection equipment |
CN111405259A (en) * | 2020-05-20 | 2020-07-10 | 成都极米科技股份有限公司 | Focusing method, focusing device, remote controller and readable storage medium of projection equipment |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101281289A (en) * | 2007-12-29 | 2008-10-08 | 青岛海信电器股份有限公司 | Automatic focusing method |
CN101840144A (en) * | 2010-03-29 | 2010-09-22 | 东莞宇龙通信科技有限公司 | Projection focusing method, micro projector and mobile terminal |
CN102129160A (en) * | 2010-01-19 | 2011-07-20 | 三星电子株式会社 | Focus controlling device for a beam projector |
CN102681309A (en) * | 2011-03-15 | 2012-09-19 | 精工爱普生株式会社 | Projector, and control method thereof |
CN202771144U (en) * | 2012-06-28 | 2013-03-06 | 李黄雨 | Automatic focusing projector |
CN203311078U (en) * | 2013-06-18 | 2013-11-27 | 红蝶科技(深圳)有限公司 | Focusing device and projecting system |
CN103424974A (en) * | 2012-05-22 | 2013-12-04 | 宏碁股份有限公司 | Projecting device and focusing method |
CN104536249A (en) * | 2015-01-16 | 2015-04-22 | 深圳市中兴移动通信有限公司 | Method and device for regulating focal length of projector |
-
2015
- 2015-11-30 CN CN201510855817.1A patent/CN105301885B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101281289A (en) * | 2007-12-29 | 2008-10-08 | 青岛海信电器股份有限公司 | Automatic focusing method |
CN102129160A (en) * | 2010-01-19 | 2011-07-20 | 三星电子株式会社 | Focus controlling device for a beam projector |
CN101840144A (en) * | 2010-03-29 | 2010-09-22 | 东莞宇龙通信科技有限公司 | Projection focusing method, micro projector and mobile terminal |
CN102681309A (en) * | 2011-03-15 | 2012-09-19 | 精工爱普生株式会社 | Projector, and control method thereof |
CN103424974A (en) * | 2012-05-22 | 2013-12-04 | 宏碁股份有限公司 | Projecting device and focusing method |
CN202771144U (en) * | 2012-06-28 | 2013-03-06 | 李黄雨 | Automatic focusing projector |
CN203311078U (en) * | 2013-06-18 | 2013-11-27 | 红蝶科技(深圳)有限公司 | Focusing device and projecting system |
CN104536249A (en) * | 2015-01-16 | 2015-04-22 | 深圳市中兴移动通信有限公司 | Method and device for regulating focal length of projector |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105446066A (en) * | 2015-12-02 | 2016-03-30 | 成都市极米科技有限公司 | Focus fixing system and focus fixing method for projection equipment and remote controller matching method |
CN110769230A (en) * | 2019-08-02 | 2020-02-07 | 成都极米科技股份有限公司 | Focusing method and device and projection equipment |
CN111405259A (en) * | 2020-05-20 | 2020-07-10 | 成都极米科技股份有限公司 | Focusing method, focusing device, remote controller and readable storage medium of projection equipment |
Also Published As
Publication number | Publication date |
---|---|
CN105301885B (en) | 2017-12-08 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Focus determining system, focus determining method and remote controller pairing method of projection device Effective date of registration: 20181123 Granted publication date: 20171208 Pledgee: Chengdu technical transformation incubator management Co., Ltd. Pledgor: CHENGDU XGIMI TECHNOLOGY CO., LTD. Registration number: 2018510000125 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
CP03 | Change of name, title or address |
Address after: 610015 Tianfu Software Park Area A, 1129 Century City Road, Chengdu High-tech Zone, Sichuan Province Patentee after: Chengdu Jimi Technology Co., Ltd. Address before: 610094 Sichuan City, Chengdu province high tech Zone, Century City Road, No. 1129 Tianfu Software Park A District, building 5, floor 7 Patentee before: CHENGDU XGIMI TECHNOLOGY CO., LTD. |
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CP03 | Change of name, title or address | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20191227 Granted publication date: 20171208 Pledgee: Chengdu technical transformation incubator management Co., Ltd. Pledgor: CHENGDU XGIMI TECHNOLOGY CO., LTD. Registration number: 2018510000125 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |