CN201344804Y - A car TFT electronic instrument system - Google Patents
A car TFT electronic instrument system Download PDFInfo
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- CN201344804Y CN201344804Y CNU2009200671551U CN200920067155U CN201344804Y CN 201344804 Y CN201344804 Y CN 201344804Y CN U2009200671551 U CNU2009200671551 U CN U2009200671551U CN 200920067155 U CN200920067155 U CN 200920067155U CN 201344804 Y CN201344804 Y CN 201344804Y
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Abstract
The utility model refers to a car TFT electronic instrument system, which comprises a SCM control module, a power-supply module, a memory device module, a sensor signal processing module, a TFT module, a stepping motor drive module, a video input module and a communication module, wherein the power-supply module electrically connects with the SCM control module, the memory device module, the sensor signal processing module, the TFT module, the stepping motor drive module, the video input module and the communication module separately; the SCM control module connects with the memory device module, the sensor signal processing module, the TFT module, the stepping motor drive module, the video input module and the communication module by circuit. The utility model is provided with strong display function and can indicate running status of each system of the car, which is convenient for the driver know of and grasp car running status in time so as to process various situation appropriately, reliability of the whole is improved greatly while improving grade of the entire instrument, also driving interest is added while providing fresh clear and comfortable visual enjoy to the driver.
Description
Technical field
The utility model relates to technical field of automobile parts, and particularly automobile display device technical field specifically is meant a kind of vehicle-mounted TFT Electronic Instrument System.
Background technology
The direction of automotive electronics instrument forward " integrated information system " develops at present, its function will be not limited to the present speed of a motor vehicle, mileage, engine speed, oil mass, water temperature, the indicator indication, also may increase some functions, if can indicate the security system running status, as tire pressure, clamping device, air bag etc., this has proposed requirements at the higher level to the automobile instrument technology, driven the development of instrument display technique, the display screen of instrument in the past only is a little segment encode display screen, be used to show mileage, the mileage subtotal, information such as clock, along with the development of automotive electronics module, the user is to the intellectuality of automobile, hommization, convenience proposes new requirement.
The utility model content
The purpose of this utility model is in order to overcome the deficiencies in the prior art, adapt to the requirement of above-mentioned technical development, a kind of vehicle-mounted TFT Electronic Instrument System is provided, this vehicle-mounted TFT Electronic Instrument System has very strong Presentation Function, can indicate the running status of each system of automobile, be convenient to the running status that the driver in time understands and grasp automobile, deal carefully with various situations, when increasing automobile reliability, promote the class of whole instrument greatly, improve and drive enjoyment, give more clear, the comfortable visual enjoyment of driver.
To achieve these goals, vehicle-mounted TFT Electronic Instrument System of the present utility model has following formation:
This vehicle-mounted TFT Electronic Instrument System, be characterized in, comprise single chip control module, power module, memory module, the sensor signal processing module, the TFT module, the step motor drive module, video input module and communication module, described power module is electrically connected described single chip control module respectively, described memory module, described sensor signal processing module, described TFT module, described step motor drive module, described video input module and described communication module, described single chip control module circuit respectively connect described memory module, described sensor signal processing module, described TFT module, described step motor drive module, described video input module and described communication module.
Preferably, described communication module is the CAN module.
Preferably, described single chip control module adopts high performance 32 single-chip microcomputers, has very wide bandwidth and very strong data-handling capacity.
Preferably, described single chip control module is 32 single-chip microcomputers.
Preferably, described sensor signal processing module comprises the treatment circuit of each input signal in the electronic instrument.
Preferably, described video input module comprises camera and signal processing unit, and this camera is connected with described single chip control module by described signal processing unit.
Preferably, described TFT module comprises TFT liquid crystal display driver element and LCDs, and described LCDs is connected with described single chip control module by described TFT liquid crystal display driver element.
The utility model is by the signal of single chip control module sensor-lodging processing module and video input module, by image behind TFT module video data and image such as the car, be indicated to corresponding value by step motor drive module drive stepper motor, very strong Presentation Function is arranged, can be used for indicating the running status of each system of automobile, show navigator information, contents such as radar for backing car imaging, help the driver in time to understand and grasp the running status of automobile, deal carefully with various situations, when increasing automobile reliability, promote the class of whole instrument greatly, improve and drive enjoyment, give the driver more clear, comfortable visual enjoyment.
Description of drawings
Fig. 1 is each module connection diagram of a specific embodiment of the present utility model.
Embodiment
In order more to be expressly understood technology contents of the present utility model, describe in detail especially exemplified by following examples.
At first introduce the TFT technology, TFT (Thin Film Transistor) is a Thin Film Transistor (TFT), belongs to a kind of in the active matrix liquid crystal display.It can " on one's own initiative " on the screen each independently pixel control, can improve the reaction time greatly like this.The reaction time ratio of general TFT is very fast, and about 80 milliseconds, and also visible angle is big, generally can reach about 130 degree, mainly is used in high-end product.So-called Thin Film Transistor (TFT) is meant that each the liquid crystal pixel point on the LCD all is to be driven by the thin film transistor (TFT) that is integrated in thereafter.Thereby can accomplish high-speed, high brightness, high-contrast display screen information.TFT belongs to active matrix liquid crystal display, adopted the mode of " active-matrix " to drive technically, method is the electric crystal electrode that utilizes thin film technique to make, utilize method for scanning " initiatively to draw " Push And Release of controlling any one display dot, upwards appear by following Polarizer earlier during light source irradiation, by the liquid crystal molecule conducting light, reach the purpose of demonstration by shading and printing opacity.
The TFT-LCD LCDs is a Thin-film transistor type LCD, and just " very color " (TFT).The TFT liquid crystal all is provided with a semiconductor switch for each pixel, each pixel can directly be controlled by a pulse, thereby each node is all relatively independent, and can stepless control, not only improved the reaction velocity of display screen, simultaneously can accurately control display level, so the color of TFT liquid crystal is trueer.The characteristics of TFT LCDs are that good brightness, contrast height, stereovision are strong, bright-colored, but also exist comparison power consumption and the higher deficiency of cost.The TFT liquid crystal technology has been accelerated the development of color screen.Much all support 65536 looks to show in the color screen of a new generation, have in addition support 160,000 looks to show, the high-contrast of TFT at this moment, coloury advantage is just extremely important.
The main formation of the LCD of TFT type comprises: fluorescent tube, light guide plate, Polarizer, filter, glass substrate, alignment film, liquid crystal material, thin mode transistor or the like.
See also shown in Figure 1, vehicle-mounted TFT Electronic Instrument System of the present utility model, comprise single chip control module, power module, memory module, the sensor signal processing module, the TFT module, the step motor drive module, video input module and communication module, described power module is electrically connected described single chip control module respectively, described memory module, described sensor signal processing module, described TFT module, described step motor drive module, described video input module and described communication module, described single chip control module circuit respectively connect described memory module, described sensor signal processing module, described TFT module, described step motor drive module, described video input module and described communication module.
In a specific embodiment of the present utility model, described communication module is the CAN module, is used to handle the CAN interface level, and CAN is provided the hardware condition of communication.
Simultaneously, described single chip control module is high performance 32 single-chip microcomputers, have very wide bandwidth and very strong data-handling capacity, this single chip control module is the nucleus module of automobile TFT instrument, be connected with each module and realize connecting each other between each module, the input and output of control signal.
Described power module is used for to each device operate as normal power supply, described memory module is used to deposit the single chip control module operation and the TFT module shows needed data, described sensor signal processing module is the treatment circuit of each input signal in the electronic instrument, be used for sensor signal is converted to the signal input single chip control module that single chip control module can be accepted, described TFT module can be by the control of MCU, show different interior each states of perhaps indicating, described video input module comprises camera and signal processing unit, this camera is connected with described single chip control module by described signal processing unit, it is mainly used in handles the video input, Information Images behind cruising or when reversing car on the TFT module, described TFT module comprises TFT liquid crystal display driver element and LCDs, described LCDs is connected with described single chip control module by described TFT liquid crystal display driver element, be used to show various information, described step motor drive module can drive stepping motor be indicated to right value under the control of single chip control module.
When the utility model uses, single chip control module is passed through the signal after pick-up transducers signal processing module, the CAN resume module, calculate the rear section through filtering and be indicated to corresponding value by step motor drive module drive stepper motor, the part number is delivered on the TFT module and is shown; Under the state of reversing, the information behind the car that camera is taken the photograph is presented at the TFT module, helps the driver to stop.
To sum up, vehicle-mounted TFT Electronic Instrument System of the present utility model has very strong Presentation Function, can indicate the running status of each system of automobile, be convenient to the running status that the driver in time understands and grasp automobile, deal carefully with various situations, when increasing automobile reliability, promote the class of whole instrument greatly, improve and drive enjoyment, give more clear, the comfortable visual enjoyment of driver.
In this instructions, the utility model is described with reference to its certain embodiments.But, still can make various modifications and conversion obviously and not deviate from spirit and scope of the present utility model.Therefore, instructions and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (6)
1. vehicle-mounted TFT Electronic Instrument System, it is characterized in that, comprise single chip control module, power module, memory module, the sensor signal processing module, the TFT module, the step motor drive module, video input module and communication module, described power module is electrically connected described single chip control module respectively, described memory module, described sensor signal processing module, described TFT module, described step motor drive module, described video input module and described communication module, described single chip control module circuit respectively connect described memory module, described sensor signal processing module, described TFT module, described step motor drive module, described video input module and described communication module.
2. vehicle-mounted TFT Electronic Instrument System according to claim 1 is characterized in that described communication module is the CAN module.
3. vehicle-mounted TFT Electronic Instrument System according to claim 1 is characterized in that, described single chip control module is 32 single-chip microcomputers.
4. vehicle-mounted TFT Electronic Instrument System according to claim 1 is characterized in that described sensor signal processing module comprises the treatment circuit of each input signal in the electronic instrument.
5. vehicle-mounted TFT Electronic Instrument System according to claim 1 is characterized in that described video input module comprises camera and signal processing unit, and this camera is connected with described single chip control module by described signal processing unit.
6. vehicle-mounted TFT Electronic Instrument System according to claim 1, it is characterized in that, described TFT module comprises TFT liquid crystal display driver element and LCDs, and described LCDs is connected with described single chip control module by described TFT liquid crystal display driver element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200671551U CN201344804Y (en) | 2009-01-20 | 2009-01-20 | A car TFT electronic instrument system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200671551U CN201344804Y (en) | 2009-01-20 | 2009-01-20 | A car TFT electronic instrument system |
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| Publication Number | Publication Date |
|---|---|
| CN201344804Y true CN201344804Y (en) | 2009-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200671551U Expired - Fee Related CN201344804Y (en) | 2009-01-20 | 2009-01-20 | A car TFT electronic instrument system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102402629A (en) * | 2010-09-08 | 2012-04-04 | 汽车零部件研究及发展中心有限公司 | Method and system for designing vehicle-mounted TFT (Thin Film Transistor) electronic instrument |
| CN104655164A (en) * | 2013-11-25 | 2015-05-27 | 昆达电脑科技(昆山)有限公司 | Control method for display fields of instrument and instrument device |
-
2009
- 2009-01-20 CN CNU2009200671551U patent/CN201344804Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102402629A (en) * | 2010-09-08 | 2012-04-04 | 汽车零部件研究及发展中心有限公司 | Method and system for designing vehicle-mounted TFT (Thin Film Transistor) electronic instrument |
| CN102402629B (en) * | 2010-09-08 | 2013-08-07 | 香港生产力促进局 | Method and system for designing vehicle-mounted TFT (Thin Film Transistor) electronic instrument |
| CN104655164A (en) * | 2013-11-25 | 2015-05-27 | 昆达电脑科技(昆山)有限公司 | Control method for display fields of instrument and instrument device |
| CN104655164B (en) * | 2013-11-25 | 2017-02-01 | 昆达电脑科技(昆山)有限公司 | Control method for display fields of instrument and instrument device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091111 Termination date: 20170120 |