CN2518079Y - Multifunctional vehicle satellite navigation system - Google Patents
Multifunctional vehicle satellite navigation system Download PDFInfo
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- CN2518079Y CN2518079Y CN 01279321 CN01279321U CN2518079Y CN 2518079 Y CN2518079 Y CN 2518079Y CN 01279321 CN01279321 CN 01279321 CN 01279321 U CN01279321 U CN 01279321U CN 2518079 Y CN2518079 Y CN 2518079Y
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Abstract
The utility model relates to a vehicle navigation satellite system, in particular to a multi-function vehicle navigation satellite system, and performs navigation to a vehicle according to the near-earth location, the time data and the map data stored in equipment provided by the GPS satellite positioning system, simultaneously, and has an automobile sound function, and can play CD, VCD and MP3. The hardware part comprises a host machine, a GPS antenna, inertial navigation equipment, a remote controller and a CD player. The utility model is characterized in that the utility model combines the host machine, a display screen and an audio output part as a whole, the utility model is convenient for carrying and installation, and can be widely compatible with standard peripheral input and output equipments.
Description
Affiliated technical field
The present invention relates to a kind of vehicle-mounted satellite navigation system, especially a kind of near-earth location and time data that provide according to the gps satellite positioning system are navigated to automobile with the map datum that is stored in the equipment, have the automobile audio function simultaneously, can play CD, the multifunctional vehicle-mounted satellite navigation system of VCD, MP3.
Background technology
In recent years, external car borne GPS navigation industry development was very fast, and popularity rate improves rapidly, and technology and function are also more and more perfect.The car borne GPS navigation instrument level of Japan maintains the leading position in the whole world, short by five, six years, on the product several class, represented the developing direction of this product.Display screen shows from monochromatic, colored high resolving power, widescreen, many pictures till now; Quantity of information is from the position of the house number of only depositing network of highways information tourism, traffic, enterprise, information on services, telephone number even dwelling house till now, and geography information is very abundant; External memory is from original CD DVD till now; Positioning means is from navigating to GPS and inertial navigation system integrated positioning with GPS separately; Purposes from can only location navigation to TV, play games, listen learning recreation function synthesized vehicle multimedia system together such as CD.
At present, the technology of GPS navigation product is becoming the part in communication and the city traffic controlling network also in continuous development.It can project to traffic conditions on the screen real-time dynamicly, automatically for the driver cooks up best traffic route, can effectively alleviate the urban transportation blockage.
Now, mainly there is following problem in the car borne GPS navigation product of research and development both at home and abroad: 1. existing car borne GPS navigation product mostly is split-type design, and promptly main frame and peripheral hardware branch are arranged, and is not easy to carry and install; 2. existing car borne GPS navigation product adopts the private bus mode more, is difficult to and standard peripherals widely such as CD, DVD compatibility.
The content of invention
The purpose of this invention is to provide a kind of main frame, display screen, sound equipment output of collecting is the multifunctional vehicle-mounted satellite navigation system that is easy to carry and installs of one.
Another object of the present invention provide a kind of can be extensively compatible with the peripheral input-output device of standard, be convenient to expand the multifunctional vehicle-mounted satellite navigation system of peripherals.
The objective of the invention is to realize by following technical scheme:
Hardware components of the present invention comprises: main frame, gps antenna, inertial navigation set, speedometer, telepilot, CD player.Wherein gps antenna, inertial navigation set, speedometer and CD player are connected with main frame respectively.
Host machine part comprises:
A CPU (central processing unit) (CPU);
A GPS module can receive the car orientation data that the gps satellite positioning system provides by gps antenna, and output is connected to CPU (central processing unit) through interface circuit;
The multimedia controller of a store map data (MMC) card is connected with CPU (central processing unit);
One dynamic RAM (SDRAM) is connected with CPU (central processing unit);
One USB HOST controller is connected with CPU (central processing unit);
One loudspeaker is connected with CPU (central processing unit) by chip of speech decoder;
One program storage is connected with CPU (central processing unit);
One data-carrier store is connected with CPU (central processing unit);
One display is connected with CPU (central processing unit);
One infrared port is connected with CPU (central processing unit);
One inertial navigation set/gsm module is connected with CPU (central processing unit), can switch between inertial navigation set and gsm module during use, and the connection that the gsm module interface is supported the peripherals of full duplex as modulator-demodular unit, can realize the communication between the main frame;
One touch-screen is connected with CPU (central processing unit);
One keyboard is connected with CPU (central processing unit).
The present invention adopts embedded software to develop, hardware is the mainboard of stand-alone development, utilization is based on the digital map database of MMC storage card and CDROM, in conjunction with GPS location technology and angular velocity and speed dead reckoning technology, by map matching technology and path planning, bootstrap algorithm is presented at current vehicle location and destination locations on the electronic chart with the icon form.Can be as required for the user select best traffic route, and be that the driver carries out self-navigation with voice suggestion and image mode according to this route.Simultaneously, consider that also the driver has a rest when driving and the needs of amusement aspect, realized amusement functions such as CD, VCD, MP3 broadcast.Allow the user to carry out man-machine interaction with telepilot, touch-screen and panel button.The accurate combination hardware design of this system and advanced algorithm, the system that taken into full account in the commercialization process to the performance of onboard navigation system and the requirement aspect the cost.
Description of drawings
The present invention is described further below in conjunction with drawings and Examples.
Fig. 1 is the structured flowchart of multifunctional vehicle-mounted satellite navigation system of the present invention;
Fig. 2 is the rear view of the main frame of multifunctional vehicle-mounted satellite navigation system of the present invention;
Fig. 3 is the front view of the main frame of multifunctional vehicle-mounted satellite navigation system of the present invention;
Fig. 4 is the schematic block circuit diagram of the main frame of multifunctional vehicle-mounted satellite navigation system of the present invention;
Fig. 5 is the circuit connection diagram of the main frame of multifunctional vehicle-mounted satellite navigation system of the present invention;
Fig. 6 is the theory diagram of the telepilot of multifunctional vehicle-mounted satellite navigation system of the present invention;
Fig. 7 is that schematic diagram is calculated in the path of inertial navigation system of the present invention;
Fig. 8 is the workflow diagram of multifunctional vehicle-mounted satellite navigation system of the present invention;
Specific embodiment
Shown in Fig. 1,4, hardware components of the present invention comprises: main frame, GPS module, inertial navigation set, telepilot, CD player.Wherein gps antenna, inertial navigation set and CD player are connected with main frame respectively.
Be depicted as the front view and the rear view of multifunctional vehicle-mounted satellite navigation system as Fig. 2,3, the main frame of this multifunctional vehicle-mounted satellite navigation system, display and sound equipment output are integrated in the one-of-a-kind system that forms an integration in the cabinet, are more convenient for carrying and installing.
Shown in Fig. 4,5, host machine part comprises:
A CPU (central processing unit) SA-1110 (CPU);
A GPS module can receive the car orientation data that the gps satellite positioning system provides, and output is connected to the serial ports 3 of CPU (central processing unit) through interface circuit;
The multimedia controller of a store map data (MMC) card is connected with CPU (central processing unit);
One dynamic RAM (SDRAM) is connected with CPU (central processing unit);
One USB HOST controller ITE8152 is connected with CPU (central processing unit);
One chip of speech decoder UDA1341 is connected with CPU (central processing unit);
The program storage NORFLASH of one 32MB is connected with CPU (central processing unit);
The data-carrier store NAND FLASH of one 32MB is connected with CPU (central processing unit);
The TFT LCD of one 640X480 dot matrix is connected with CPU (central processing unit);
One inertial navigation set/gsm module is connected with the serial ports 1 of CPU (central processing unit), can between inertial navigation set and gsm module, switch during use, the connection that the gsm module interface is supported the peripherals of full duplex as modulator-demodular unit, can realize the communication between the main frame;
One infrared port is connected with the serial ports 2 of CPU (central processing unit);
One touch-screen is connected with the serial ports 4 of CPU (central processing unit) by A/D converter;
One keyboard is connected with CPU (central processing unit);
As shown in Figure 6, telepilot also has touch-screen and felt pen except that button is arranged, and can make user's more convenient operation directly from telepilot input touch information.Button is by infrared transceiver module and main frame exchange message on the telepilot.Touch signal is by external line and main frame exchange message on the telepilot.
CD player adopts USB or 1394 interface modes to be convenient to be connected and use with main frame.
The course of work of multifunctional vehicle-mounted satellite navigation system of the present invention is as follows:
Finish initialization behind the system boot, CPU connects GPS module and dead reckoning module by the serial asynchronous communication mouth.Be input to the GPS module of main frame by the satellite information of gps antenna reception, the storer (mmc card or CDROM) that has accurate map of China and communication chart through decoded signal in advance compares, the reckoning data that GPS module and dead reckoning module provide are carried out fusion treatment, per second all provides current vehicle longitude and latitude, even when satellite-signal is blocked, still can provide current longitude and latitude, and calculate the map reference of this point thus.Wherein the principle of dead reckoning is as follows:
Wherein, (x
0, y
0) be t
0The initial position of moment vehicle, promptly gps satellite is at t
0The positional value that constantly provides.d
iBe operating range or t
N-1To t
nDisplacement (by speed pickup and t
n-t
1Time obtain jointly); It is the direction (orientation) of motion vector; ω
iBe the angular velocity of the constant duration measured by angular-rate sensor.Its schematic diagram as shown in Figure 7.
Multifunctional vehicle-mounted satellite navigation system of the present invention can be according to the data processed result of the dead reckoning module in GPS module and the control program, the position, travelling speed and the direction that on LCD screen, show vehicle, and can provide environmental information (as: cities and towns, bridge, crossing etc.) in real time, can as required the visual field of map be amplified or dwindle, can also increase new environmental information storage.The speech sound device that the present invention is provided with is made of loudspeaker and sound decoding chip UDA1341, can be under computer control automatically, in time sound the traffic environment information in advance notice the place ahead.Inertial navigation system (being angular-rate sensor and speed pickup) is for solving vehicle can not receive satellite-signal when passing through underpass, tree shade, intensive housing-group problem, having ripe OEM parts at present for selecting for use.Automobile power source is supplied with the electric energy of this guide instrument, can guarantee operate as normal.Realization flow as shown in Figure 8.
Claims (8)
1. multifunctional vehicle-mounted satellite navigation system comprises: main frame, gps antenna, inertial navigation set, speedometer, telepilot, CD player, and wherein gps antenna, inertial navigation set, speedometer and CD player are connected with main frame respectively, it is characterized in that:
Host machine part comprises:
A CPU (central processing unit) (CPU);
A GPS module can receive the car orientation data that the gps satellite positioning system provides by gps antenna, and output is connected to CPU (central processing unit) through interface circuit;
The multimedia controller of a store map data (MMC) card is connected with CPU (central processing unit);
One dynamic RAM (SDRAM) is connected with CPU (central processing unit);
One USB HOST controller is connected with CPU (central processing unit);
One loudspeaker is connected with CPU (central processing unit) by chip of speech decoder;
One program storage is connected with CPU (central processing unit);
One data-carrier store is connected with CPU (central processing unit);
One display is connected with CPU (central processing unit);
One infrared port is connected with CPU (central processing unit);
One inertial navigation set/gsm module is connected with CPU (central processing unit);
One touch-screen is connected with CPU (central processing unit);
One keyboard is connected with CPU (central processing unit).
2. multifunctional vehicle-mounted satellite navigation system according to claim 1 is characterized in that: each parts of described main frame are all integrated to be manufactured in the cabinet apparatus, is easy to carry and installs.
3. multifunctional vehicle-mounted satellite navigation system according to claim 1 is characterized in that: described interface controller is USB HOST controller ITE8152.
4. multifunctional vehicle-mounted satellite navigation system according to claim 3 is characterized in that: described USBHOST interface controller can connect the CD driver.
5. multifunctional vehicle-mounted satellite navigation system according to claim 1 is characterized in that: described inertial navigation set/gsm module is connected on the serial ports 1 of central processing unit.
6. multifunctional vehicle-mounted satellite navigation system according to claim 1 is characterized in that: described central processing unit is 32 SA1110CPU.
7. multifunctional vehicle-mounted satellite navigation system according to claim 1 is characterized in that: described display is the TFT LCD of 640X480 dot matrix.
8. multifunctional vehicle-mounted satellite navigation system according to claim 1 is characterized in that: described chip of speech decoder is UDA 1341.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01279321 CN2518079Y (en) | 2001-12-24 | 2001-12-24 | Multifunctional vehicle satellite navigation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01279321 CN2518079Y (en) | 2001-12-24 | 2001-12-24 | Multifunctional vehicle satellite navigation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2518079Y true CN2518079Y (en) | 2002-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01279321 Expired - Lifetime CN2518079Y (en) | 2001-12-24 | 2001-12-24 | Multifunctional vehicle satellite navigation system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008092308A1 (en) * | 2007-01-26 | 2008-08-07 | Prosense Technology Corporation | A satellite navigation device for a vehicle with a remote controller having a touch device |
| CN1754084B (en) * | 2003-02-26 | 2011-01-12 | 通腾科技股份有限公司 | Navigation device and method for displaying analogue navigation data |
| CN102708836A (en) * | 2012-05-10 | 2012-10-03 | 广东好帮手电子科技股份有限公司 | Vehicular display device and control method thereof |
| TWI384199B (en) * | 2008-09-01 | 2013-02-01 | Asustek Comp Inc | Navigation and display system |
| CN103608644A (en) * | 2011-04-18 | 2014-02-26 | 大众汽车有限公司 | Method and device for providing a user interface, in particular in a vehicle |
| US9367239B2 (en) | 2003-02-26 | 2016-06-14 | Tomtom International B.V. | Navigation device and method for displaying alternative routes |
| CN109150285A (en) * | 2018-07-31 | 2019-01-04 | 国通广达（北京）技术有限公司 | A kind of near-earth satellite Constellation Design method and system for lattice display |
-
2001
- 2001-12-24 CN CN 01279321 patent/CN2518079Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1754084B (en) * | 2003-02-26 | 2011-01-12 | 通腾科技股份有限公司 | Navigation device and method for displaying analogue navigation data |
| CN1754083B (en) * | 2003-02-26 | 2011-03-02 | 通腾科技股份有限公司 | Navigation device with touch screen |
| CN102288195A (en) * | 2003-02-26 | 2011-12-21 | 通腾科技股份有限公司 | Navigation device and method for displaying alternative routes |
| CN102288195B (en) * | 2003-02-26 | 2016-04-13 | 通腾科技股份有限公司 | Guider |
| US9367239B2 (en) | 2003-02-26 | 2016-06-14 | Tomtom International B.V. | Navigation device and method for displaying alternative routes |
| WO2008092308A1 (en) * | 2007-01-26 | 2008-08-07 | Prosense Technology Corporation | A satellite navigation device for a vehicle with a remote controller having a touch device |
| TWI384199B (en) * | 2008-09-01 | 2013-02-01 | Asustek Comp Inc | Navigation and display system |
| CN103608644A (en) * | 2011-04-18 | 2014-02-26 | 大众汽车有限公司 | Method and device for providing a user interface, in particular in a vehicle |
| CN103608644B (en) * | 2011-04-18 | 2016-11-09 | 大众汽车有限公司 | For particularly providing the method and apparatus of user interface in vehicle |
| CN102708836A (en) * | 2012-05-10 | 2012-10-03 | 广东好帮手电子科技股份有限公司 | Vehicular display device and control method thereof |
| CN109150285A (en) * | 2018-07-31 | 2019-01-04 | 国通广达（北京）技术有限公司 | A kind of near-earth satellite Constellation Design method and system for lattice display |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: KELING HANGRUI SPACE INFORMATION TECHNOLOGY CO., L Free format text: FORMER OWNER: LINKTECH ELECTRONICS (CHINA) COMPANY LTD. Effective date: 20090925 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090925 Address after: Block C, building 82, Jin Changan building, No. 5 East Central Road, Beijing, Chaoyang District, China: 100022 Patentee after: Linktech Navi Technology Co.,Ltd. Address before: Beijing Longqing economic and Technological Development Zone Street No. 10, zip code: 100176 Patentee before: Lingke Electronic Technology (China) Co. Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20111224 Granted publication date: 20021023 |