CN1517898A - Computer System Integrating Vehicle Electronic Devices - Google Patents

Abstract

The invention relates to a computer system for integrating vehicle electronic devices, which is characterized in that the computer system is arranged in a shell, the shell is of DIN (Deutsche Industry Normal) standard size capable of being mounted on a vehicle instrument panel position, a computer host is arranged in the shell and can execute at least one operating system or at least one software program, a plurality of connecting slots are arranged on the computer host and can be connected with at least one external electronic device, a control panel is arranged at the front end of the shell and can be used for controlling the computer host, the computer host is also connected with a display and can be used for displaying text or image information, a touch panel is arranged and attached to the display, data can be input by touching the touch panel, and the connecting port can be connected with all electronic devices on a vehicle so as to integrate and control all the electronic devices.

Description

Computer System Integrating Vehicle Electronic Devices

technical field

The invention relates to a computer system integrating electronic devices for vehicles, in particular to a computer system integrating multiple electronic devices in existing vehicles.

Background technique

Existing vehicles have multiple independent electronic devices, such as: car audio system, anti-theft system, navigation system, car diagnostic system, reversing assistance system, mobile phone communication system or central air-conditioning system...etc. Among them, the car audio system may include devices such as radio, CD player, environmental equalizer, amplifier and speakers. Generally, the car audio system will be placed on the vehicle dashboard with a standard size (Deutsche Industry Normen, DIN) to ensure The sound system is compatible and can be installed in all car dashboards.

Among them, the safety system usually uses various sensors and microcontrollers arranged on the vehicle to determine the triggering of the safety mechanism. The navigation system has a global positioning system and a GPS receiver. The GPS receiver has an antenna to receive signals from the satellite network to obtain the coordinates of the vehicle's longitude, latitude and height on the earth, and then use the electronic map to provide vehicle positioning and navigation. function.

As pollution and vehicle fuel consumption issues are getting more and more attention, advanced vehicles are equipped with electronic diagnostic systems (such as OBD I and OBD II in the United States) that analyze the performance of vehicle engines, transmission and fuel systems and other components. In addition to providing pollution and fuel consumption In addition to information, the instrument display can also be used to inform the driver of various operating conditions and provide maintenance personnel with vehicle condition information.

Among them, the reversing assistance system can assist the driver to park. At present, most of them use microcontrollers and ranging radars to detect the distance between the driving vehicle and the rear obstacles, and then provide distance information through sound or display methods. The mobile communication system is also added to the vehicle, so that the driver can use the voice communication through the hands-free function of the mobile phone. More advanced mobile phones for vehicles can also use voice control to make and receive calls. The central air-conditioning system also uses a microcontroller to control the strength of the air-conditioning to maintain an appropriate temperature in the car.

In terms of existing technologies, today's consumers have increased demands for various electronic devices such as vehicle safety, navigation, information, communication and multimedia, so that vehicles are equipped with more and more various electronic devices, but these are useful to drivers. Electronic devices are independent and incompatible with each other. Each electronic device uses independent hardware and microcontrollers, and executes incompatible dedicated software. It is difficult to communicate with each other and is completely incompatible.

In these closed electronic device systems, if the user needs multiple different functions, he must purchase different software and hardware modules, and cannot use the existing device for software or hardware upgrades, the scalability is not good, and the price is high. And the volume is larger. Therefore, how to arrange all the electronic devices in the DIN standard size on the position of the instrument panel of the vehicle, and how to use the functions of multiple electronic devices at the same time will be studied and improved.

Contents of the invention

The purpose of the present invention is to solve the defect that the existing vehicle electronic devices are closed and independent, and difficult to expand and upgrade. The following technical means are provided to achieve the integration of the vehicle electronic devices.

The main technical feature of the present invention is to provide a computer system integrating vehicle electronic devices, the computer system is installed in a housing, the housing is a DIN standard size that can be installed to the position of the vehicle instrument panel, and a The computer mainframe can execute at least one operating system or at least one software program, on which several connection ports can be connected to at least one electronic device, and a control panel is provided on the front end of the casing, which can be used to control the computer mainframe, and the The host computer is also connected with a display, which can be used to display text or image information, and a touch panel is attached to the display, and data can be input by touching the touch panel, so as to build a computer system on the car , to provide the power of a single platform system.

The next technical feature of the present invention is to provide the above-mentioned computer system integrating electronic devices for vehicles. The electronic device connected to the host computer can be an audio device, an anti-theft device, a navigation device, a vehicle condition diagnosis device, and a reversing device. The auxiliary device, a mobile communication device or a central air-conditioning device can achieve the function of integrating all the vehicle electronic devices into one.

Another technical feature of the present invention is to provide a communication system integrating vehicle electronic devices, the communication system includes several wireless electronic devices, several wired electronic devices and a communication host, wherein the wireless electronic device is provided with a wireless transmission module , the wired electronic device is provided with a wired connection interface, and the communication host is provided with a wireless network interface and a wired network interface, the wireless network interface can be connected to the wireless electronic device to form a wireless network, the wired network interface is Can be connected to the wired electronic device to form a wired network, the communication host can connect all the wireless electronic devices and the wired electronic device through the wireless network and the wired network, the communication host, the wireless electronic device and the wireless Each electronic device is provided with an identification code, which can exchange data with each other, so that the vehicle electronic device can be compatible with data transmission through wireless or wired network, so as to improve the effect of expansion and software and hardware update.

Description of drawings

Fig. 1 is a schematic diagram of the architecture of the computer system of the present invention;

Fig. 2 is the system block schematic diagram of computer host computer of the present invention;

FIG. 3 is a schematic diagram of the structure of the communication link between the host computer and the electronic device of the present invention;

Fig. 4 is a schematic block diagram of the wireless transmission module of the present invention;

5 is a schematic block diagram of a wired transmission device of the present invention; and

FIG. 6 is a schematic diagram of the communication flow between the host computer and the electronic device according to the present invention.

Detailed ways

For a further understanding of the technology, means and effects that the present invention takes to achieve the intended purpose, please refer to the following detailed description and accompanying drawings of the present invention. However, the accompanying drawings are provided for reference and illustration only, and are not intended to limit the present invention.

First, please refer to FIG. 1 , which is a schematic diagram of the architecture of the computer system of the present invention. The present invention mainly utilizes a computer system: as a platform for integrating, connecting and controlling all vehicle electronic devices 2, and the electronic device 2 can at least be an audio device 201, an anti-theft device 202, a navigation device 203, and a vehicle condition diagnosis device 204, a reversing auxiliary device 205, a mobile communication device or a central air-conditioning device... etc., and the audio device 201 can include an AM/FM radio, a CD player, an amplifier, a sound equalizer or a speaker, etc., Therefore computer system 1 of the present invention mainly comprises a housing 11, a main computer 12, a display 13, a control board 14, several connection ports 15 and a power supply system 16, and wherein this housing 11 is a DIN standard size, so It can be installed on the instrument panel of the vehicle, and the housing 11 can use the size of 1 DIN or 2 DINs.

Wherein, the computer mainframe 12 is housed in the casing 11, and the computer mainframe 12 is provided with several connection ports 15, protruding to the rear end backboard of the casing 11, in order to connect all electronic devices 2, and the connection ports 15 includes at least one serial port, at least one parallel port, at least one data communication port, at least one display connection port, and at least one audio connection port. And the main computer 12 (as shown in Fig. 2 is the system block schematic diagram of the main computer) is at least made up of a bus 20, a central processing unit 21, a content unit 22, a chipset 23 and a storage device 24, which can be used to execute At least one operating system, such as an open multitasking operating system such as Windows CE, Windows XP Embedded or embedded Linux, or execute several software programs.

Wherein, the control panel 14 is arranged on the front end of the main computer 12 , and has several buttons 141 on it, which can be used to control the main computer 12 . And the control panel 14 is provided with several slots for removing external storage media, including a memory card slot 151 for inserting a memory card, an optical drive slot 152 for inserting a DVD/CD disc The panel 14 is also provided with several communication ports for connecting external electronic devices, including at least one USB communication port 153 and one IEEE1394 communication port 154 .

Wherein, the display 13 is connected to the connection port 15 of the main computer 12 for displaying text or image information of the main computer 12, and a touch panel 17 is attached to the display 13, and the touch panel 17 is provided with an input signal line electrically connected to the connection port 15 of the host computer 12 , the host computer 12 can be controlled or data can be input to the host computer 12 by touching the image or text information displayed on the display 13 .

Please refer to FIG. 2 again, the system block diagram of the computer mainframe of the present invention, wherein the bus 20 is electrically connected to the connection port 15, and can be used to transmit data exchange between components in the computer mainframe 12, and the central processing unit 21 is connected to The bus 20 is used to execute the operating system, several application programs or several driver programs, or perform data processing, operation, or access operations, and the like.

Wherein, the memory unit 22 is connected to the bus 20, and the memory unit 22 has two types, one is a random access storage unit 221, and the other is a flash memory unit 222, and the random access storage unit 221 is used for temporarily storing The operating system, application program or driver program executed by the central processing unit 21, or store the data calculated by the central processing unit 21, and the flash memory unit 222 is used to store the operating system, application program and driver programs and other software.

Wherein, the chipset 23 is connected to the bus 20 and is responsible for processing data control, access or exchange between the CPU 21 , the memory unit 22 and the connection port 15 . The storage device 24 is a removable storage device, including a hard disk drive 241, an optical drive 243 and a memory card 243, which can be connected to the bus 20, and can be used to access, update or expand the operating system. applications and drivers.

In the present invention, wireless transmission can be used as the connection and data exchange between the computer system 1 and each electronic device 2, and a wireless transmission module 25 is also provided in the computer host 12 to connect to the bus 20, which can be used as a wireless connection for at least one Wireless electronic devices. Therefore, the present invention can use both wired and wireless modes to communicate with all electronic devices in the vehicle. Therefore, the present invention also designs a communication system that integrates vehicle electronic devices.

Please refer to FIG. 3 , which is a schematic diagram of the communication connection structure between the host computer and the electronic device of the present invention. The present invention divides the connection status of all electronic devices 2 for vehicles into several wireless electronic devices 31 and several wired electronic devices 32. And this wireless electronic device 31 is provided with a wireless transmission module 311, and this wired electronic device 32 is provided with a wired connection interface 321, and this computer host 12 is used as the main communication host 33 between all electronic devices 2, and this communication host 33 Built-in a wireless network interface 331 and a wired network interface 332, the wireless network interface 331 can be connected to the wireless electronic device 31 to form a wireless network 34, and the wired network interface 332 can be connected to the wired electronic device 32, To form a wired network 35 . The communication host 33 can connect all the wireless electronic devices 31 and the wired electronic devices 32 through the wireless network 34 and the wired network 35, so that the communication host 33, the wireless electronic device 31 and the wired electronic device 32 can communicate with each other. Mutual data exchange.

In the present invention, all electronic devices 2 can be connected and communicated with the communication host 33, and all electronic devices 2 can also be connected and communicated. Therefore, an identification code is respectively set in the communication host 33 and each electronic device 2. 36. When they are connected to each other, they can transfer data to each other without confusion.

The wireless electronic device 31 of the present invention can be an anti-theft device, a navigation device, a vehicle condition diagnosis device, a reversing auxiliary device, a mobile communication device or a central air-conditioning device, etc. The transmission module 311 (as shown in Fig. 4 is the schematic block diagram of the wireless transmission module 311 of the present invention) is made up of a main control unit 41, a wireless signal transmitter 42, a wireless signal receiver 43 and a storage unit 44, wherein the main The control unit 41 is used to control the connection and data exchange between the wireless electronic device 31 and the wireless network 34, and the wireless signal transmitter 42 is connected to the main control unit 41 for transmitting wireless signals to the wireless network 34, The wireless signal receiver 43 is connected to the main control unit 41 for receiving the wireless signal from the wireless network 34 , and the storage unit 44 is connected to the main control unit 41 for storing the identification code 36 .

The wired electronic device 32 can be an audio device, an anti-theft device, a navigation device, a vehicle condition diagnosis device, a reversing auxiliary device, a mobile communication device or a central air-conditioning device, etc., and the audio device can include an AM/ FM radio, a CD player, an amplifier, a sound equalizer or at least one speaker, etc., the wired connection interface 321 set in the wired electronic device 32 (as shown in Figure 5 is a schematic block diagram of the wired connection interface 321 of the present invention ) is composed of a main control unit 51, a wired signal transmitter 52, a wired signal receiver 53 and a storage unit 54, wherein the main control unit 51 is used to control the wired electronic device 32 and the wired network 35 The wired signal transmitter 52 is connected to the main control unit 51 for transmitting data to the wired network 35, and the wired signal receiver 53 is connected to the main control unit 51 for The data transmitted from the wired network 35 is received, and the storage unit 54 is connected to the main control unit 51 for storing the identification code 36 .

The present invention uses the communication host 33 to connect all the electronic devices 2 to form the wireless network 34 and the wired network 35. Please refer to FIG. 6 for the data transmission and communication between the communication host 33 and the electronic device 2 of the present invention. The schematic diagram of the communication process between the communication hosts of the present invention, at first the communication host of the present invention sends the identification code and the control command of the communication host to the wireless or wired network (61), and one of the electronic devices reads the identification code and the control command on the network After the command (62), it is known that the electronic device is controlled to perform a specific action, so after the specific action is executed (63), the identification code and specific communication data of the electronic device are sent to the wireless or wired network (64), the The communication host promptly reads the identification code and specific communication data (65) on the network for data processing or storage (66), and then sends the identification code and control commands of the communication host to the wireless or wired (61) on the network in order to carry out the next control action.

Claims (29)

1. A computer system integrating vehicle electronic devices, comprising: A shell, which is a DIN standard size that can be installed on the dashboard of a vehicle; A host computer, accommodated in the casing, capable of executing at least one operating system, provided with several connection ports, capable of connecting at least one electronic device; and A control panel is arranged on the front end of the computer mainframe and has several keys for controlling the computer mainframe. 2. The computer system integrating vehicle electronic devices according to claim 1, wherein the DIN standard size of the housing is 1DIN or 2DIN. 3. The computer system integrating vehicle electronic devices as claimed in claim 1, wherein the operating system executed by the host computer is an open multitasking operating system of windows CE, windows XP Embedded or embedded Linux. 4 . The computer system integrating vehicle electronic devices as claimed in claim 1 , wherein the connection port on the main computer is set on the rear panel of the main computer. 5 . 5. The computer system integrating vehicle electronic devices as claimed in claim 4, wherein said connection port can include at least one serial port, at least one parallel port, at least one data communication port, at least one display connection ports and at least one audio connection port. 6. The computer system integrating vehicle electronic devices as claimed in claim 1, characterized in that the electronic device connected to the host computer can be an audio device, an anti-theft device, a navigation device, a vehicle condition diagnosis device, a reverse assist device, a mobile communication device or a central air-conditioning device. 7. The computer system integrating vehicle electronic devices as claimed in claim 6, wherein said audio device can include an AM/FM radio, a CD player, an amplifier, an audio equalizer or at least one trumpet. 8. The computer system integrating vehicle electronic devices according to claim 1, wherein the host computer comprises: A bus, connected to the connection port, is used for data exchange between devices; A central processing unit, connected to the bus, for processing, calculating, executing or accessing software programs or data; a memory unit connected to the bus for temporarily storing the software program executed by the central processing unit or the operating system; and A chipset, connected to the bus, is responsible for processing data control, access or exchange between the central processing unit, the memory unit and the connection port. 9. The computer system integrating vehicle electronic devices as claimed in claim 8, wherein the memory unit comprises: A random access storage unit, used for temporarily storing the software programs executed by the central processing unit and storage of computing data; A flash storage unit is used for storing the operating system, several application programs and several driver programs. 10. The computer system integrating vehicle electronic devices as claimed in claim 8, characterized in that said host computer further includes a wireless transmission module connected to the bus for wirelessly connecting at least one wireless electronic device, which can Sending or receiving wireless data to the wireless electronic device. 11. The computer system integrating vehicle electronic devices as claimed in claim 10, wherein said wireless electronic device can be an anti-theft device, a navigation device, a vehicle condition diagnosis device, a reversing auxiliary device, a mobile communication device device or a central air conditioning unit. 12. The computer system integrating vehicle electronic devices as claimed in claim 8, wherein the computer host further includes a storage device connected to the bus for accessing, updating or expanding the operating system, Several applications and several drivers. 13. The computer system integrating vehicle electronic devices as claimed in claim 12, wherein the storage device is a hard disk. 14. The computer system integrating vehicle electronic devices as claimed in claim 12, wherein the storage device is an optical drive. 15. The computer system integrating vehicle electronic devices as claimed in claim 12, wherein the storage device is a memory card. 16. The computer system integrating vehicle electronic devices according to claim 1, characterized in that said control panel is further provided with a memory card slot for inserting a memory card. 17. The computer system integrating vehicle electronic devices as claimed in claim 1, wherein an optical drive slot is also arranged on the control panel. 18. The computer system integrating vehicle electronic devices according to claim 1, characterized in that said control panel is further provided with a USB communication port. 19. The computer system integrating vehicle electronic devices according to claim 1, wherein the control panel is further provided with an IEEE1394 communication port. 20. The computer system integrating vehicle electronic devices as claimed in claim 1, further comprising a display connected to the connection port of the computer host for displaying text or image information. 21. The computer system integrating vehicle electronic devices as claimed in claim 20, further comprising a touch panel, attached to the display, and electrically connected to the connection port of the computer host, by touching the Image or text information displayed on the monitor to input data. 22. A communication system integrating vehicle electronic devices, characterized in that it comprises: Several wireless electronic devices are provided with a wireless transmission module; Several wired electronic devices are provided with a wired connection interface; A communication host with a wireless network interface and a wired network interface, the wireless network interface can be connected to the wireless electronic device to form a wireless network, the wired network interface can be connected to the wired electronic device to form a wired network ; Wherein the communication host can connect all the wireless electronic devices and the wired electronic devices through the wireless network and the wired network, and the communication host, the wireless electronic devices and the wired electronic devices are all provided with an identification code, which can communicate with each other data exchange. 23. The communication system integrating vehicle electronic devices as claimed in claim 22, wherein the wireless transmission module comprises: a main control unit, used to control the data exchange between the electronic device and the communication host; a wireless signal transmitter, connected to the main control unit, for transmitting wireless signals to the communication host through the wireless network interface; and A wireless signal receiver, connected to the main control unit, is used for receiving wireless signals transmitted by the communication host through the wireless network interface. 24. The communication system integrating vehicle electronic devices as claimed in claim 23, further comprising a storage unit connected to the main control unit for storing the identification code. 25. The communication system integrating vehicle electronic devices as claimed in claim 22, wherein the wired connection interface comprises: a main control unit, used to control the data exchange between the electronic device and the communication host; a wired signal transmitter, connected to the main control unit, for transmitting data to the communication host through the wired network interface; and A wired signal receiver, connected to the main control unit, is used to receive the data transmitted by the communication host through the wired network interface. 26. The communication system integrating vehicle electronic devices as claimed in claim 25, further comprising a storage unit connected to the main control unit for storing the identification code. 27. The communication system integrating vehicle electronic devices as claimed in claim 22, characterized in that said wireless electronic device can be an anti-theft device, a navigation device, a vehicle condition diagnosis device, a reversing assist device, a mobile communication device device or a central air conditioning unit. 28. The communication system integrating vehicle electronic devices as claimed in claim 22, characterized in that said wired electronic device can be an audio device, an anti-theft device, a navigation device, a vehicle condition diagnosis device, a reversing auxiliary device 1. A mobile communication device or a central air-conditioning device. 29. The communication system integrating vehicle electronic devices as claimed in claim 28, characterized in that said audio device may include an AM/FM radio, a CD player, an amplifier, an audio equalizer or at least one trumpet.

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