KR20180098384A - Spi 기반 헤드업 디스플레이의 백라이트 제어 방법 - Google Patents
Spi 기반 헤드업 디스플레이의 백라이트 제어 방법 Download PDFInfo
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- KR20180098384A KR20180098384A KR1020187021727A KR20187021727A KR20180098384A KR 20180098384 A KR20180098384 A KR 20180098384A KR 1020187021727 A KR1020187021727 A KR 1020187021727A KR 20187021727 A KR20187021727 A KR 20187021727A KR 20180098384 A KR20180098384 A KR 20180098384A
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- backlight
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
-
- 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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
- B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
- B60K35/21—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
- B60K35/23—Head-up displays [HUD]
- B60K35/234—Head-up displays [HUD] controlling the brightness, colour or contrast of virtual images depending on the driving conditions or on the condition of the vehicle or the driver
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
- B60K35/80—Arrangements for controlling instruments
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
- B60K2360/20—Optical features of instruments
- B60K2360/33—Illumination features
- B60K2360/334—Projection means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0118—Head-up displays characterised by optical features comprising devices for improving the contrast of the display / brillance control visibility
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2350/00—Solving problems of bandwidth in display systems
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2370/00—Aspects of data communication
- G09G2370/04—Exchange of auxiliary data, i.e. other than image data, between monitor and graphics controller
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2370/00—Aspects of data communication
- G09G2370/10—Use of a protocol of communication by packets in interfaces along the display data pipeline
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2380/00—Specific applications
- G09G2380/10—Automotive applications
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Optics & Photonics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Instrument Panels (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
도 2는 본 발명의 방법을 사용하여 HUD 백라이트를 제어하는 일 실시예의 개략도.
도 3은 본 발명에 따른 방법의 일 실시예에서 신호들 간의 관계를 나타내는 개략도.
Claims (5)
- SPI 기반 헤드업 디스플레이(Head-Up Display: HUD)의 백라이트 제어 방법으로서, 상기 HUD는 자동차 제어기, 디스플레이용 백라이트를 제공하는 LED 장치, 및 상기 LED 장치의 제어기를 포함하고, 상기 자동차 제어기는 백라이트 제어를 수행하기 위해 백라이트 설정 명령을 상기 LED 제어기를 전송하되, 상기 방법은,
상기 자동차 제어기는 상기 HUD의 비디오 소스 신호의 주파수를 백라이트 값을 계산하는 주파수로 사용하고, 상기 주파수로 백라이트 값들을 계산하는 단계;
상기 자동차 제어기는 계산에 의해 얻어진 다수의 백라이트 값을 백라이트 설정 명령 내에 배치하고, 상기 백라이트 설정 명령을 SPI 버스를 통해 상기 LED 제어기에 전송하는 단계; 및
상기 백라이트 설정 명령을 획득한 후, 상기 LED 제어기는 프레임 동기화 신호가 얻어질 때마다 상기 백라이트 설정 명령에 있는 하나의 백라이트 값을 순차적으로 적용하는 단계를 포함하는 것을 특징으로 하는 SPI 기반 HUD의 백라이트 제어 방법. - 제1항에 있어서, 상기 백라이트 설정 명령이 전송되는 주파수는 백라이트 값의 개수와 관련된 것을 특징으로 하는 SPI 기반 HUD의 백라이트 제어 방법.
- 제1항에 있어서, 상기 자동차 제어기는 3개, 6개 또는 12개의 백라이트 값을 하나의 백라이트 설정 명령 내에 배치하는 것을 특징으로 하는 SPI 기반 HUD의 백라이트 제어 방법.
- 제1항에 있어서, 상기 비디오 소스 신호의 주파수는 60㎐이고, 상기 프레임 동기화 신호의 주파수는 60㎐인 것을 특징으로 하는 SPI 기반 HUD의 백라이트 제어 방법.
- 제1항에 있어서, 상기 HUD는, 디지털 광 처리 제어기를 더 포함하고; 상기 프레임 동기화 신호는 상기 디지털 광 처리 제어기에 의해 상기 LED 제어기로 전송되는 것을 특징으로 하는 SPI 기반 HUD의 백라이트 제어 방법.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610080936.9A CN107045851B (zh) | 2016-02-05 | 2016-02-05 | 基于spi的平视显示器背光控制方法 |
| CN201610080936.9 | 2016-02-05 | ||
| PCT/IB2017/000078 WO2017134515A1 (zh) | 2016-02-05 | 2017-02-06 | 基于spi的平视显示器背光控制方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20180098384A true KR20180098384A (ko) | 2018-09-03 |
| KR102096200B1 KR102096200B1 (ko) | 2020-04-01 |
Family
ID=58277302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020187021727A Active KR102096200B1 (ko) | 2016-02-05 | 2017-02-06 | Spi 기반 헤드업 디스플레이의 백라이트 제어 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10852536B2 (ko) |
| EP (1) | EP3413298B1 (ko) |
| JP (1) | JP6574067B2 (ko) |
| KR (1) | KR102096200B1 (ko) |
| CN (1) | CN107045851B (ko) |
| WO (1) | WO2017134515A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20230164381A (ko) * | 2022-05-25 | 2023-12-04 | 엘지전자 주식회사 | 영상 표시 장치 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10810773B2 (en) * | 2017-06-14 | 2020-10-20 | Dell Products, L.P. | Headset display control based upon a user's pupil state |
| JP6926929B2 (ja) | 2017-10-18 | 2021-08-25 | 株式会社デンソー | 表示制御装置 |
| CN116092435A (zh) * | 2022-12-07 | 2023-05-09 | 京东方晶芯科技有限公司 | 一种spi寄存器、显示基板亮度设置方法及显示基板 |
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| EP0570037A1 (en) * | 1992-05-15 | 1993-11-18 | General Motors Corporation | Head-up display system |
| JP2007241286A (ja) * | 2006-03-10 | 2007-09-20 | Samsung Electronics Co Ltd | ディスプレイバックライティングの同期動作のための方法と回路 |
| JP2010098020A (ja) * | 2008-10-15 | 2010-04-30 | Hitachi Powdered Metals Co Ltd | リチウムイオンキャパシターの負極被膜及び電極被膜形成用塗料組成物 |
| US20110037790A1 (en) * | 2009-02-26 | 2011-02-17 | Panasonic Corporation | Backlight apparatus and image display apparatus using the same |
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| JP2016006496A (ja) * | 2014-05-28 | 2016-01-14 | 日本精機株式会社 | 光源装置及び表示装置 |
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| CN102890917B (zh) * | 2011-07-20 | 2015-09-02 | 乐金显示有限公司 | 背光驱动装置及其驱动方法、液晶显示设备及其驱动方法 |
| JP5905229B2 (ja) * | 2011-10-14 | 2016-04-20 | シャープ株式会社 | 信号生成回路、バックライト点灯タイミング制御回路、信号生成方法 |
| CN102788294A (zh) * | 2012-06-04 | 2012-11-21 | 苏州佳世达电通有限公司 | 显示装置、背光装置及背光光源控制方法 |
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| KR20140059547A (ko) * | 2012-11-08 | 2014-05-16 | 삼성전자주식회사 | 투명 디스플레이 장치 및 이의 제어 방법 |
| CN103606356A (zh) * | 2013-11-06 | 2014-02-26 | 深圳市华星光电技术有限公司 | 一种液晶显示装置及其背光驱动方法 |
| JP2015133251A (ja) * | 2014-01-14 | 2015-07-23 | シャープ株式会社 | 調光装置、液晶表示装置およびマルチディスプレイ装置 |
| JP6390893B2 (ja) * | 2014-06-16 | 2018-09-19 | 日本精機株式会社 | Dmd表示装置、ヘッドアップディスプレイ装置 |
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2016
- 2016-02-05 CN CN201610080936.9A patent/CN107045851B/zh active Active
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2017
- 2017-02-06 EP EP17710791.9A patent/EP3413298B1/en active Active
- 2017-02-06 JP JP2018540747A patent/JP6574067B2/ja active Active
- 2017-02-06 KR KR1020187021727A patent/KR102096200B1/ko active Active
- 2017-02-06 WO PCT/IB2017/000078 patent/WO2017134515A1/zh not_active Ceased
-
2018
- 2018-07-31 US US16/050,826 patent/US10852536B2/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0570037A1 (en) * | 1992-05-15 | 1993-11-18 | General Motors Corporation | Head-up display system |
| JP2007241286A (ja) * | 2006-03-10 | 2007-09-20 | Samsung Electronics Co Ltd | ディスプレイバックライティングの同期動作のための方法と回路 |
| JP2010098020A (ja) * | 2008-10-15 | 2010-04-30 | Hitachi Powdered Metals Co Ltd | リチウムイオンキャパシターの負極被膜及び電極被膜形成用塗料組成物 |
| US20110037790A1 (en) * | 2009-02-26 | 2011-02-17 | Panasonic Corporation | Backlight apparatus and image display apparatus using the same |
| KR20150079004A (ko) * | 2013-12-31 | 2015-07-08 | 에스엘 주식회사 | 차량용 표시 장치 및 그 제어 방법 |
| JP2016006496A (ja) * | 2014-05-28 | 2016-01-14 | 日本精機株式会社 | 光源装置及び表示装置 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20230164381A (ko) * | 2022-05-25 | 2023-12-04 | 엘지전자 주식회사 | 영상 표시 장치 |
| US12603062B2 (en) | 2022-05-25 | 2026-04-14 | Lg Electronics Inc. | Image display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107045851B (zh) | 2019-08-02 |
| EP3413298A1 (en) | 2018-12-12 |
| EP3413298B1 (en) | 2019-10-16 |
| WO2017134515A1 (zh) | 2017-08-10 |
| KR102096200B1 (ko) | 2020-04-01 |
| CN107045851A (zh) | 2017-08-15 |
| US10852536B2 (en) | 2020-12-01 |
| JP6574067B2 (ja) | 2019-09-11 |
| US20180335625A1 (en) | 2018-11-22 |
| JP2019507377A (ja) | 2019-03-14 |
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