CN113489959A - 一种时序彩色投影led驱动电路 - Google Patents
一种时序彩色投影led驱动电路 Download PDFInfo
- Publication number
- CN113489959A CN113489959A CN202110707096.5A CN202110707096A CN113489959A CN 113489959 A CN113489959 A CN 113489959A CN 202110707096 A CN202110707096 A CN 202110707096A CN 113489959 A CN113489959 A CN 113489959A
- Authority
- CN
- China
- Prior art keywords
- led driving
- groups
- signals
- led
- color projection
- 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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- 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
- H04N9/3164—Modulator illumination systems using multiple light sources
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/3413—Details of control of colour illumination sources
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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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110707096.5A CN113489959A (zh) | 2021-06-24 | 2021-06-24 | 一种时序彩色投影led驱动电路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110707096.5A CN113489959A (zh) | 2021-06-24 | 2021-06-24 | 一种时序彩色投影led驱动电路 |
Publications (1)
Publication Number | Publication Date |
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CN113489959A true CN113489959A (zh) | 2021-10-08 |
Family
ID=77937274
Family Applications (1)
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CN202110707096.5A Pending CN113489959A (zh) | 2021-06-24 | 2021-06-24 | 一种时序彩色投影led驱动电路 |
Country Status (1)
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CN (1) | CN113489959A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116095281A (zh) * | 2021-11-08 | 2023-05-09 | 中强光电股份有限公司 | 投影装置及其投影方法 |
CN117676964A (zh) * | 2024-01-31 | 2024-03-08 | 深圳市橙子数字科技有限公司 | 一种用于投影仪的led控制系统 |
-
2021
- 2021-06-24 CN CN202110707096.5A patent/CN113489959A/zh active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116095281A (zh) * | 2021-11-08 | 2023-05-09 | 中强光电股份有限公司 | 投影装置及其投影方法 |
CN117676964A (zh) * | 2024-01-31 | 2024-03-08 | 深圳市橙子数字科技有限公司 | 一种用于投影仪的led控制系统 |
CN117676964B (zh) * | 2024-01-31 | 2024-04-19 | 深圳市橙子数字科技有限公司 | 一种用于投影仪的led控制系统 |
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Legal Events
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220118 Address after: 610000 second floor, building 10, block a, Tianfu Jingrong center, Science City, Tianfu new area, Chengdu, Sichuan Applicant after: LUXNPRO CHENGDU ELECTRONICS CO.,LTD. Address before: 518108 floor 7, building 14, Tangtou third industrial zone, Tangtou community, Shiyan street, Bao'an District, Shenzhen, Guangdong Province Applicant before: Pingli Technology (Shenzhen) Co.,Ltd. |
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220822 Address after: 610000 building 2-1, Tianfu Haichuang Park, No. 619, Jicui Road, Xinglong Street, Tianfu new area, Chengdu, Sichuan Applicant after: Chengdu Jiutian Huaxin Technology Co.,Ltd. Address before: 610000 second floor, building 10, block a, Tianfu Jingrong center, Science City, Tianfu new area, Chengdu, Sichuan Applicant before: LUXNPRO CHENGDU ELECTRONICS CO.,LTD. |
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TA01 | Transfer of patent application right |