WO2009104226A1 - Dispositif d'afficheur monté sur véhicule - Google Patents

Dispositif d'afficheur monté sur véhicule Download PDF

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Publication number
WO2009104226A1
WO2009104226A1 PCT/JP2008/003314 JP2008003314W WO2009104226A1 WO 2009104226 A1 WO2009104226 A1 WO 2009104226A1 JP 2008003314 W JP2008003314 W JP 2008003314W WO 2009104226 A1 WO2009104226 A1 WO 2009104226A1
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WO
WIPO (PCT)
Prior art keywords
liquid crystal
power
power supply
signal
display device
Prior art date
Application number
PCT/JP2008/003314
Other languages
English (en)
Japanese (ja)
Inventor
荒木幹夫
宮本浩明
Original Assignee
三菱電機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2009554139A priority Critical patent/JP4570686B2/ja
Priority to DE112008003679T priority patent/DE112008003679B4/de
Priority to CN2008801212664A priority patent/CN101896857B/zh
Publication of WO2009104226A1 publication Critical patent/WO2009104226A1/fr

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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
    • G09G3/36—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 using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0469—Details of the physics of pixel operation
    • G09G2300/0478—Details of the physics of pixel operation related to liquid crystal pixels
    • G09G2300/0482—Use of memory effects in nematic liquid crystals
    • G09G2300/0486—Cholesteric liquid crystals, including chiral-nematic liquid crystals, with transitions between focal conic, planar, and homeotropic states
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0469—Details of the physics of pixel operation
    • G09G2300/0478—Details of the physics of pixel operation related to liquid crystal pixels
    • G09G2300/0491—Use of a bi-refringent liquid crystal, optically controlled bi-refringence [OCB] with bend and splay states, or electrically controlled bi-refringence [ECB] for controlling the color
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/08—Details of timing specific for flat panels, other than clock recovery
    • 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
    • G09G2320/04—Maintaining the quality of display appearance
    • G09G2320/041—Temperature compensation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G09G2330/021—Power management, e.g. power saving

Definitions

  • the present invention relates to an on-vehicle display device mounted on a vehicle, and more particularly to a technique for controlling so that an optimal image can be displayed in a short time after power-on.
  • a liquid crystal display device is employed as such an in-vehicle display device.
  • a liquid crystal used in the liquid crystal display device a liquid crystal in which the initial alignment of liquid crystal molecules is different from the alignment for display, for example, OCB (Optically Compensated Birefringence) liquid crystal has been developed in recent years.
  • This OCB liquid crystal has a feature of quick response and a wide viewing angle, but at low temperatures, the time from turning on the power to starting the liquid crystal, specifically, the transition time from the splay state to the bend state is about several tens of seconds. There is a problem that video cannot be displayed during this period.
  • Patent Document 1 discloses that in a liquid crystal display device in which the initial alignment of liquid crystal molecules is different from the alignment for display, the transition of the liquid crystal alignment for display is completed in a short time.
  • a driving method of a liquid crystal display device that can be used is disclosed.
  • a voltage is applied to the liquid crystal layer until the transition to the alignment for display in the display region of the liquid crystal layer is completed. Further, after the transfer is completed, the backlight is turned on and the display drive mode is entered.
  • a voltage pulse having conditions (for example, frequency and voltage value) determined according to the temperature of the liquid crystal panel is applied to the liquid crystal layer.
  • the present invention has been made to solve the above-described problems, and an object of the present invention is to provide an in-vehicle display device capable of displaying an image in a short time after the power is turned on.
  • an in-vehicle display device provides a liquid crystal in which the initial alignment of liquid crystal molecules is different from the alignment for display, a first power source that supplies power only to the liquid crystal, and power other than the liquid crystal.
  • Second power to be supplied, liquid crystal activation means for generating a liquid crystal activation signal instructing activation of only the liquid crystal, power activation means for generating a power activation signal instructing the entire activation, and delay time corresponding to temperature are stored.
  • the first timer that reads out from the setting table and starts counting the delay time that has been read out is supplied to the liquid crystal. Instructs the start of power supply to the second power source when the first timer finishes counting the delay time and a power-on signal is generated by the power-on means. And a power control unit.
  • the in-vehicle display device since power is supplied only to the liquid crystal before the entire power-on is instructed, an image can be displayed in a short time after the power is turned on.
  • FIG. 1 is a block diagram showing a configuration of an in-vehicle display device according to Embodiment 1 of the present invention.
  • the in-vehicle display device includes a door switch 1, an ignition key 2, a remote controller (hereinafter abbreviated as “remote controller”) 3, a temperature sensor 4, a control unit 5, a liquid crystal power supply 6, a power supply 7 other than liquid crystal, and a video control unit 8. And a liquid crystal 9.
  • the door switch 1 and the ignition key 2 cannot be said to be constituent elements of the in-vehicle display device, but here, for convenience, these will be described as constituent elements of the in-vehicle display device.
  • the door switch 1 corresponds to the liquid crystal activation means of the present invention.
  • the door switch 1 sends a signal indicating that to the control unit 5 as a liquid crystal activation signal.
  • the ignition key 2 corresponds to the liquid crystal activation means of the present invention. When the ignition key 2 is inserted into the key cylinder, a signal indicating that is sent to the control unit 5 as a liquid crystal activation signal.
  • the remote controller 3 corresponds to the power-on means of the present invention and is used to instruct power-on of the in-vehicle display device.
  • the remote controller 3 is used for various purposes other than the power-on instruction, but the description thereof is omitted because it is not directly related to the present invention.
  • an operation switch for instructing power-on can be used instead of the remote controller.
  • the temperature sensor 4 detects the ambient temperature.
  • the temperature detected by the temperature sensor 4 is sent to the control unit 5.
  • the control part 5 is comprised from the microcomputer, for example, and controls the whole this vehicle-mounted display apparatus. Details of the control unit 5 will be described later.
  • the liquid crystal power source 6 is a power source for starting the liquid crystal 9, and corresponds to the first power source of the present invention.
  • the liquid crystal power supply 6 supplies power only to the liquid crystal 9 in response to a liquid crystal activation signal sent from the control unit 5.
  • the power source 7 other than the liquid crystal is a power source for starting up a backlight or other control circuit (not shown), and corresponds to the second power source of the present invention.
  • the power supply 7 other than the liquid crystal supplies power other than the liquid crystal 9 in response to a power-on signal sent from the control unit 5.
  • the video control unit 8 is activated by a signal sent from the control unit 5, performs predetermined processing on the video signal sent from the outside, and sends it to the liquid crystal 9.
  • the liquid crystal 9 is composed of, for example, OCB liquid crystal. In an initial state where no power is supplied, the liquid crystal 9 is in a splay state in which liquid crystal molecules existing between the glass substrates are splayed as shown in FIG. Yes, video display is impossible. On the other hand, when the power is supplied, as shown in FIG. 2B, the liquid crystal molecules existing between the glass substrates are aligned in a bowed state (bend alignment) to bend and display an image. Become. The transition time from the splay state to the bend state changes depending on the ambient temperature.
  • the control unit 5 includes a clock 11, a signal detection unit 12, a video display start time setting table 13, a first timer 14, a second timer 15, and a power supply control unit 16.
  • the Clock 11 keeps time.
  • the clock 11 can be set by the user at an arbitrary time. Normally, the user sets the time 11 a few minutes before getting into the car.
  • the timepiece 11 sends a signal indicating that to the signal detection unit 12 as a liquid crystal activation signal.
  • the signal detection unit 12 detects the liquid crystal activation signal sent from the door switch 1, the ignition key 2 and the clock 11, and sends it to the video display start time setting table 13, the second timer 15 and the power supply control unit 16.
  • the signal detection unit 12 detects a power-on signal sent from the remote controller 3 and sends it to the power control unit 16.
  • the video display start time setting table 13 stores a delay time corresponding to the temperature as shown in FIG.
  • the delay time is the time from when power is supplied to the liquid crystal 9 until video display becomes possible, in other words, the transition time from the splay state to the bend state.
  • This video display start time setting table 13 outputs a delay time corresponding to the temperature sent from the temperature sensor 4 when a liquid crystal activation signal is sent from the signal detector 12, and the first time is set as the delay time value. Send to timer 14.
  • the first timer 14 sets the delay time value therein, and then starts counting down the delay time value.
  • the delay time value becomes zero, a signal indicating that is sent to the power supply control unit 16 and the video control unit 8.
  • the video controller 8 is activated by a signal indicating that the delay time value sent from the first timer 14 has become zero.
  • the second timer 15 sets a predetermined value therein and then starts counting down the predetermined value.
  • the predetermined value becomes zero, a signal indicating that is sent to the power supply control unit 16.
  • the power supply control unit 16 instructs the liquid crystal power supply 6 to start supplying power to the liquid crystal 9 when a liquid crystal activation signal is sent from the signal detection unit 12. Thereby, power supply from the liquid crystal power source 6 to the liquid crystal 9 is started, and the liquid crystal 9 is activated.
  • the power supply control unit 16 receives a signal indicating that the delay time value has become zero from the first timer 14, and when the power-on signal is transmitted from the signal detection unit 12, the liquid crystal The other power sources 7 are instructed to start power supply.
  • power supply from the power supply 7 other than the liquid crystal to, for example, a backlight or other control circuit (all of which are not shown) is started, and power is supplied to the entire in-vehicle display device.
  • the power supply control unit 16 sends a signal indicating that the predetermined value has become zero from the second timer 15 before the power-on signal is sent after the liquid crystal activation signal is sent from the signal detection unit 12.
  • the liquid crystal power supply 6 is instructed to stop the power supply to the liquid crystal 9. Thereby, the power supply from the liquid crystal power source 6 to the liquid crystal 9 is stopped.
  • the operation of the in-vehicle display device according to the first embodiment of the present invention configured as described above is a power-on process from when the power is not turned on until when the power is turned on to enable display.
  • a description will be given with reference to the flowchart shown in FIG.
  • step ST11 it is checked whether a liquid crystal activation signal is detected. That is, the signal detection unit 12 checks whether a liquid crystal activation signal sent from the door switch 1, the ignition key 2 or the timepiece 11 is detected. Thereby, it is checked whether the door of the vehicle has been opened, whether the ignition key has been inserted into the key cylinder, or whether a time preset by the user has arrived. If the liquid crystal activation signal is not detected in step ST11, the process waits until the liquid crystal activation signal is detected while repeatedly executing step ST11.
  • step ST12 the liquid crystal power supply is turned on (step ST12). That is, the signal detection unit 12 sends the detected liquid crystal activation signal to the power supply control unit 16, the video display start time setting table 13 and the second timer 15.
  • the power supply control unit 16 instructs the liquid crystal power supply 6 to start power supply to the liquid crystal 9. Thereby, power supply from the liquid crystal power source 6 to the liquid crystal 9 is started, and the liquid crystal 9 is activated.
  • the temperature is measured (step ST13). That is, the temperature sensor 4 detects the ambient temperature and sends it to the video display start time setting table 13.
  • the first timer 14 is initialized according to the measured temperature (step ST14). That is, the video display start time setting table 13 outputs a delay time corresponding to the temperature sent from the temperature sensor 4 in response to the liquid crystal activation signal sent from the signal detection unit 12, and as a delay time value. Send to first timer 14. Accordingly, the first timer 14 starts counting down the delay time value after setting the delay time value sent from the video display start time setting table 13 therein.
  • the second timer 15 is initialized (step ST15). That is, the second timer 15 sets a predetermined value in itself in response to the liquid crystal activation signal sent from the signal detection unit 12, and then starts counting down the predetermined value.
  • step ST16 it is checked whether or not the display power supply is instructed. That is, the signal detection unit 12 checks whether a power-on signal is sent from the remote controller 3 and sends the result to the power control unit 16.
  • step ST16 When it is determined in this step ST16 that an instruction to turn on the display power is given, the flag DISP is set to “1” (step ST17). That is, the power supply control unit 16 sets a flag DISP provided in a memory (not shown) existing therein to “1”. On the other hand, if it is determined in step ST16 that the display power supply is not instructed, the process in step ST17 is skipped.
  • step ST18 it is checked whether or not the time measurement of the first timer 14 has ended. That is, the power supply control unit 16 checks whether a signal indicating that the delay time value has become zero is sent from the first timer 14. If it is determined in step ST18 that the time measurement of the first timer 14 has not ended, the sequence returns to step ST16 and the above-described processing is repeated.
  • step ST18 if it is determined in step ST18 that the timing of the first timer 14 has ended, it is then checked whether or not the flag DISP is “1” (step ST19). That is, the power supply control unit 16 checks whether or not the flag DISP stored therein is “1”.
  • step ST19 If it is determined in this step ST19 that the flag DISP is “1”, a delay time corresponding to the ambient temperature has elapsed since the power was supplied to the liquid crystal 9, and the remote controller 3 has instructed the power ON.
  • the display process is executed (step ST20). That is, the power control unit 16 determines that a signal indicating that the delay time value has become zero is sent from the first timer 14 and a power-on signal is sent from the signal detection unit 12. Then, the power supply 7 other than the liquid crystal is instructed to start power supply. Thereby, power is turned on to the entire vehicle-mounted display device.
  • the video control unit 8 is activated by a signal indicating that the delay time value sent from the first timer 14 is zero, and displays a video corresponding to the video signal from the outside. This completes the power-on process.
  • step ST19 if it is determined that the flag DISP is not “1”, it is checked whether or not the timing of the second timer 15 has ended (step ST21). That is, the power supply control unit 16 checks whether a signal indicating that the predetermined value has become zero is sent from the second timer 15. If it is determined in step ST21 that the time measurement of the second timer 15 has not ended, the sequence returns to step ST16 and the above-described processing is repeated.
  • step ST21 when it is determined in step ST21 that the time measurement of the second timer 15 has ended, the liquid crystal power supply is turned off (step ST22). That is, the power supply control unit 16 sends a signal indicating that the predetermined value has become zero from the second timer 15 before the power-on signal is sent after the liquid crystal activation signal is sent from the signal detection unit 12.
  • the liquid crystal power supply 6 is instructed to stop the power supply to the liquid crystal 9. This realizes the function of stopping the power supply from the liquid crystal power supply 6 to the liquid crystal 9 when the remote control 3 does not instruct the entire power supply to be turned on even after a predetermined time has passed since the power supply of the liquid crystal 9 is turned on. Has been.
  • the vehicle-mounted display device when the vehicle door is opened, the power is turned on in advance of only the liquid crystal 9, so that the remote controller 3 is used. It is possible to shorten the time from when the entire power source of the in-vehicle display device is turned on until the optimum video can be viewed.
  • the power is turned on prior to the liquid crystal 9 alone. The time until it can be shortened.
  • the liquid crystal 9 can be turned on at a time set in advance by the user before turning on the entire power source of the in-vehicle display device, such as several minutes before getting into the car, the entire power source of the in-vehicle display device is The liquid crystal 9 has already been activated when turning on, so that the optimum video can be seen immediately.
  • the entire on-vehicle display device when the entire on-vehicle display device is not turned on even when the power is turned on only before the liquid crystal 9, the power supply to the liquid crystal 9 is stopped after a certain period of time. Therefore, it is possible to prevent the vehicle battery from being consumed more than necessary.
  • the present invention takes a predetermined time from turning on the power to starting the liquid crystal. It can also be applied to required ferroelectric liquid crystal or phase transition type liquid crystal.
  • the in-vehicle display device includes a liquid crystal in which the initial alignment of liquid crystal molecules is different from the alignment for display, the first power source that supplies power only to the liquid crystal, and the first power supply that supplies power to other than the liquid crystal.
  • 2 power supplies liquid crystal activation means for generating a liquid crystal activation signal instructing activation of only the liquid crystal, power activation means for generating a power activation signal instructing the entire activation, and video display storing a delay time corresponding to temperature From the video display start time setting table, a start time setting table, a temperature sensor for detecting the ambient temperature, and when a liquid crystal start signal is generated by the liquid crystal start means, a delay time corresponding to the temperature detected by the temperature sensor is displayed.
  • Read and start the supply of power to the liquid crystal with respect to the first power source when the liquid crystal start signal is generated by the first timer that starts counting of the read delay time and the liquid crystal start means A power control unit for instructing the second power source to start power supply to other than the liquid crystal when the first timer finishes counting the delay time and the power-on means generates a power-on signal Since the power is supplied only to the liquid crystal before the entire power-on is instructed, an image can be displayed in a short time after the power is turned on. Suitable for use in.

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  • Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

L'invention décrite comprend un cristal liquide (9) dont l'alignement initial des molécules de cristaux liquides est différent de l'alignement pour affichage ; une première alimentation électrique (6) pour fournir une alimentation électrique uniquement au cristal liquide ; une seconde alimentation électrique (7) pour fournir une alimentation électrique à des parties autres que le cristal liquide ; des moyens de départ de cristaux liquides (1, 2, 11) pour générer un signal de départ de cristaux liquides pour donner une instruction afin de démarrer uniquement le cristal liquide ; des moyens de mise en marche d'alimentation électrique (3) pour générer un signal de mise en marche d'alimentation électrique pour donner une instruction afin de démarrer le dispositif entier ; une table (13) stockant des temps de retard correspondant à des températures ; un capteur de température (4) pour détecter la température ambiante ; une première minuterie (14) qui lit le temps de retard correspondant à la température détectée à partir de la table en réponse à la génération du signal de départ de cristaux liquides et démarre le décompte ; et une section de commande d'alimentation électrique (16) pour donner l'ordre à la première alimentation électrique de démarrer l'alimentation électrique du cristal liquide en réponse à la génération du signal de départ de cristaux liquides et donner l'ordre à la seconde alimentation électrique de démarrer l'alimentation électrique des parties autres que le cristal liquide en réponse à la génération du signal de mise en marche d'alimentation électrique lorsque la première minuterie finit le décompte du temps de retard. Selon l'invention, l'alimentation électrique n'est fournie qu'au cristal liquide avant l'instruction de mise en marche de l'alimentation électrique à la totalité, et une vidéo est ainsi affichée en un temps court après mise en marche de l'alimentation électrique.
PCT/JP2008/003314 2008-02-19 2008-11-13 Dispositif d'afficheur monté sur véhicule WO2009104226A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009554139A JP4570686B2 (ja) 2008-02-19 2008-11-13 車載ディスプレイ装置
DE112008003679T DE112008003679B4 (de) 2008-02-19 2008-11-13 Fahrzeugmontierbare Anzeigevorrichtung
CN2008801212664A CN101896857B (zh) 2008-02-19 2008-11-13 车载显示装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008-037717 2008-02-19
JP2008037717 2008-02-19

Publications (1)

Publication Number Publication Date
WO2009104226A1 true WO2009104226A1 (fr) 2009-08-27

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JP (1) JP4570686B2 (fr)
CN (1) CN101896857B (fr)
DE (1) DE112008003679B4 (fr)
WO (1) WO2009104226A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011113341A (ja) * 2009-11-27 2011-06-09 Icom Inc 電子機器
JPWO2020194724A1 (fr) * 2019-03-28 2020-10-01
JPWO2020194723A1 (fr) * 2019-03-28 2020-10-01
US10974658B2 (en) * 2016-12-22 2021-04-13 Calsonic Kansei Corporation Image display control device

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102328592A (zh) * 2011-07-28 2012-01-25 奇瑞汽车股份有限公司 一种汽车组合仪表液晶显示屏低温加热系统
WO2014186789A1 (fr) 2013-05-17 2014-11-20 fybr Passerelle pour système de détection à distance réparti
CA2912645A1 (fr) * 2013-05-17 2014-11-20 fybr Dispositif de detection pour systeme de detection a distance reparti
CN103298225B (zh) * 2013-06-14 2016-03-30 深圳市电王科技有限公司 一种电子镇流器分时启动控制方法及延时启动电子镇流器
CN103794152A (zh) * 2014-02-14 2014-05-14 深圳市大族激光科技股份有限公司 出租车车顶信息显示系统及方法
US9246970B2 (en) * 2014-02-14 2016-01-26 GM Global Technology Operations LLC System and method for compensating for delay and jitter
US9822721B2 (en) * 2015-10-29 2017-11-21 Ford Global Technologies, Llc Method for sensor initialization during vehicle start-up
CN107808652B (zh) * 2017-11-16 2018-09-14 黑龙江天有为电子有限责任公司 车载段码液晶显示屏的抗震动方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005345974A (ja) * 2004-06-07 2005-12-15 Toshiba Matsushita Display Technology Co Ltd 液晶表示装置
JP2007256793A (ja) * 2006-03-24 2007-10-04 Toshiba Matsushita Display Technology Co Ltd 液晶表示装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1113412B1 (fr) * 1999-12-27 2014-05-21 Japan Display Inc. Dispositif d'affichage à cristaux liquides et sa méthode de commande
JP4266357B2 (ja) * 2004-03-29 2009-05-20 三菱電機株式会社 車載電子制御装置
JP4466581B2 (ja) * 2005-10-13 2010-05-26 株式会社デンソー 車両用表示装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005345974A (ja) * 2004-06-07 2005-12-15 Toshiba Matsushita Display Technology Co Ltd 液晶表示装置
JP2007256793A (ja) * 2006-03-24 2007-10-04 Toshiba Matsushita Display Technology Co Ltd 液晶表示装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011113341A (ja) * 2009-11-27 2011-06-09 Icom Inc 電子機器
US10974658B2 (en) * 2016-12-22 2021-04-13 Calsonic Kansei Corporation Image display control device
JPWO2020194724A1 (fr) * 2019-03-28 2020-10-01
JPWO2020194723A1 (fr) * 2019-03-28 2020-10-01

Also Published As

Publication number Publication date
DE112008003679T5 (de) 2011-05-12
JPWO2009104226A1 (ja) 2011-06-16
JP4570686B2 (ja) 2010-10-27
CN101896857A (zh) 2010-11-24
CN101896857B (zh) 2012-02-15
DE112008003679B4 (de) 2013-07-11

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