CN112530373A - Method for solving HUD backlight flicker - Google Patents
Method for solving HUD backlight flicker Download PDFInfo
- Publication number
- CN112530373A CN112530373A CN202011396159.1A CN202011396159A CN112530373A CN 112530373 A CN112530373 A CN 112530373A CN 202011396159 A CN202011396159 A CN 202011396159A CN 112530373 A CN112530373 A CN 112530373A
- Authority
- CN
- China
- Prior art keywords
- pin
- max20090b
- resistor
- hud
- backlight
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000013078 crystal Substances 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- 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
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- Engineering & Computer Science (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)
- Liquid Crystal Display Device Control (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011396159.1A CN112530373A (en) | 2020-12-03 | 2020-12-03 | Method for solving HUD backlight flicker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011396159.1A CN112530373A (en) | 2020-12-03 | 2020-12-03 | Method for solving HUD backlight flicker |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112530373A true CN112530373A (en) | 2021-03-19 |
Family
ID=74997089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011396159.1A Pending CN112530373A (en) | 2020-12-03 | 2020-12-03 | Method for solving HUD backlight flicker |
Country Status (1)
Country | Link |
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CN (1) | CN112530373A (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018103253A1 (en) * | 2016-12-09 | 2018-06-14 | 华为技术有限公司 | Mobile device, backlight control method thereof, and flash calibration method and apparatus thereof |
CN210777795U (en) * | 2019-10-11 | 2020-06-16 | 深圳市瀚思通汽车电子有限公司 | LED backlight driving interference signal suppression circuit for HUD system |
CN215577634U (en) * | 2020-12-03 | 2022-01-18 | 深圳市瀚思通汽车电子有限公司 | System for solving HUD backlight flicker |
-
2020
- 2020-12-03 CN CN202011396159.1A patent/CN112530373A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018103253A1 (en) * | 2016-12-09 | 2018-06-14 | 华为技术有限公司 | Mobile device, backlight control method thereof, and flash calibration method and apparatus thereof |
CN210777795U (en) * | 2019-10-11 | 2020-06-16 | 深圳市瀚思通汽车电子有限公司 | LED backlight driving interference signal suppression circuit for HUD system |
CN215577634U (en) * | 2020-12-03 | 2022-01-18 | 深圳市瀚思通汽车电子有限公司 | System for solving HUD backlight flicker |
Non-Patent Citations (1)
Title |
---|
"Flexible LED Controller Simplifies Automotive Exterior Lighting Design", pages 1 - 3, Retrieved from the Internet <URL:www.analog.com/en/products/max20090.html> * |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20210319 Assignee: Suzhou Hantai Automotive Electronic Technology Co.,Ltd. Assignor: HARDSTON MOBILE MEDIA (ASIA PACIFIC) CO.,LTD. Contract record no.: X2022980014718 Denomination of invention: A way to solve HUD backlight flickering License type: Common License Record date: 20220906 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Suzhou Hantai Automotive Electronic Technology Co.,Ltd. Assignor: HARDSTON MOBILE MEDIA (ASIA PACIFIC) CO.,LTD. Contract record no.: X2022980014718 Date of cancellation: 20240104 |
|
EC01 | Cancellation of recordation of patent licensing contract |