CN201946123U - Vehicle-mounted intelligent-dispatch terminal main engine - Google Patents
Vehicle-mounted intelligent-dispatch terminal main engine Download PDFInfo
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- CN201946123U CN201946123U CN2010206918565U CN201020691856U CN201946123U CN 201946123 U CN201946123 U CN 201946123U CN 2010206918565 U CN2010206918565 U CN 2010206918565U CN 201020691856 U CN201020691856 U CN 201020691856U CN 201946123 U CN201946123 U CN 201946123U
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Abstract
The utility model relates to a signal device, and further relates to a public-transportation vehicle-mounted intelligent-dispatch terminal main engine. A vehicle-mounted intelligent-dispatch terminal comprises a secure digital (SD) card memory module, a FLASH memory module, a global positioning system (GPS) positioning module, a general packet radio service (GPRS) wireless data transmission module, a voice broadcasting module and a text to speech (TTS) module which are respectively connected with a central processing unit (CPU) and the CPU. The public-transportation vehicle-mounted intelligent-dispatch terminal main engine has the main advantages of fully-automatically broadcasting voice information of station-entering/leaving, service expressions and the like, fully-automatically broadcasting information of remote dispatch instruction and the like to drivers, transmitting coordinate position information of vehicles to a remote dispatch center in real time, and being capable of being interconnected with other equipment in the vehicles to form an intelligent network inside the vehicles.
Description
Technical field
The present invention relates to a kind of telltale, further relate to a kind of public transport dispatch terminal main frame.
Background technology
At present, country advocates energetically with support and develops public transport, whole nation public transport is all in growing growth, therefore, the vehicle dispatching manner of traditional " car is cannot see in scheduling " has been difficult to adapt to the development of modern public transport, how to improve the efficiency of operation of public transport, realize the intelligent scheduling of public transport, become public transport and whether can serve public key better.Utilize increasingly mature GPS (global satellite positioning) and GPRS (general packet radio service technology), this terminal has realized that scheduling is sitting in the particular location that can see all vehicles in use in the control room from the reality screen, can send dispatch command to the driver at any time.The intelligent scheduling of public transport is become a reality.Be installed in this device in the bus, can also realize that automatic speech calls out the stops, plays service expression etc., greatly facilitate the passenger in the car.
Summary of the invention
The object of the present invention is to provide a kind of intelligentized public transport dispatch terminal main frame.
The present invention is achieved through the following technical solutions.
Vehicle intelligent dispatch terminal main frame, comprise: central processing unit CPU, the SD card memory module that links to each other with central processing unit CPU respectively, FLASH memory module, GPS locating module, GPRS wireless data transfer module, voice broadcast module, from Text To Speech TTS module.
The operating voltage of described SD card memory module is 3.3V, adopts the SPI mode to be connected with interface between the central processing unit CPU, and read-write operation carries out with file mode.
Described FLASH memory module adopts the FLASH chip of 32M position, and operating voltage is 3.3V, is connected with adopting the SPI mode between the central processing unit CPU, and read-write operation carries out with sector mode, and the power down data holding time is 10 years.
Described GPS locating module operating voltage is 5V, be connected with adopting the UART mode between the central processing unit CPU, module is supported the output of NMEA0183.22 version specification and two coding standard communications protocol of SiRF, can receive 20 satellites simultaneously at most, positioned update speed: 1HZ, bearing accuracy is less than 10 meters.
Described GPRS wireless data transfer module operating voltage is 3.4V-4.5V, be connected with adopting the UART mode between the central processing unit CPU, support EGSM 900, DCS 1800,1,900 three frequency ranges of PCS, GPRS wireless data transfer module maximum downstream rate 85.6kbps, maximum upstream rate 42.8kbps, support CS-1, CS-2, four kinds of forms such as CS-3, CS-4, embedded ICP/IP protocol.
Described voice broadcast module is selected the VS1003-MP3 chip for use, analog operation voltage is 3.3V, digital operation voltage is 2.5V, be connected with adopting the SPI interface between the central processing unit CPU, support MP3, WMA, formatted files such as RIEF WAVE, MIDI, support MP3 and WAV stream file, has the control of two-channel volume, audio sampling frequency can be selected, and supports MIC and LINE input to carry out the ADPCM encoded audio record, possesses 5.5KB user RAM.
Describedly select HMA-TSL pattern piece for use from Text To Speech TTS module; Operating voltage is 3.3V, be connected with adopting the UART mode between the central processing unit CPU, after module receives the character code of CPU transmission, search the sound bank file of storing on the module corresponding with character, behind the D/A conversion chip on the module, form audio code, the amplification of the power amplifier chip on module output can drive the TTS voice that are not more than the 3W loudspeaker again.
As preferred version, also comprise at least a in following two kinds of interfaces: the RS484 interface that links to each other with central processing unit CPU; The CAN bus interface that links to each other with central processing unit CPU.
The present invention is with respect to the advantage of prior art:
(1) the voice broadcast module can be according to the gps coordinate position of vehicle, automatic broadcasting, report service expression etc.Exempt the manual button of driver and reported bring constant, and potential driving unsafe factor.
(2) scheduling can be read to listen to the driver by the long-range information automatic speechs such as dispatch command that are dealt into vehicle of GPRS wireless data transfer module from Text To Speech TTS module.When realizing the remote live scheduling, greatly less driver takes over the operation of information such as dispatch command, guarantees driver's safe driving.
(3) can pass through GPRS network, the information such as real-time gps coordinate data of vehicle are sent to long-range dispatching center, make the yardman can grasp transport condition in real time, make intelligent scheduling become possibility in the dispatching center.
(4) interface such as RS484 interface, CAN bus can realize easily that this terminal is interconnected with other in-vehicle devices (screen, IC-card machine etc. in electronics guideboard, the car), forms intelligent network in the car.
Description of drawings
Fig. 1 is an embodiment of the invention ingredient synoptic diagram.Among the figure, 1 represents central processing unit CPU, 2 represent the GPS locating module, and 3 represent the GPRS wireless data transfer module, and 4 represent SD card memory module, 5 represent the FLASH memory module, 6 representatives are from Text To Speech TTS module, and 7 represent the voice broadcast module, and 8 represent a RS485 interface, 9 represent the 2nd RS485 interface, and 10 represent the CAN interface.
Embodiment
Embodiment:
Contrast Fig. 1 illustrates the embodiment of the present invention on bus.
This vehicle intelligent dispatch terminal comprises:
Central processing unit CPU 1, the SD card memory module 4 that links to each other with central processing unit CPU respectively, FLASH memory module 5, GPS locating module 2, GPRS wireless data transfer module 3, voice broadcast module 7, from Text To Speech TTS module 6, a RS485 interface 8, the 2nd RS485 interface 9, CAN interface 10.
The vehicle intelligent dispatch terminal is by changing SD card local update program or passing through GPRS wireless data transfer module remote update program; SD card memory module is selected 2G (SANDISK) standard SD card for use.Operating voltage 3.3V adopts the FAT32 format, adopts the SPI mode to be connected with interface between the CPU, and read-write operation carries out with file mode.
The FLASH memory module is selected the FLASH chip of SST25VF032 (SOP8 packing forms) 32M position for use.Operating voltage 3.3V is connected with adopting the SPI mode between the CPU, and read-write operation carries out with sector mode, and the power down data holding time is 10 years.
Select HMA-I-V1.3 pattern piece, operating voltage 3.3V for use from Text To Speech TTS module; Adopt the UART mode to be connected between module and the central processing unit CPU, after receiving the character code of central processing unit CPU transmission, through after searching the sound bank file of storing on the module corresponding with character, then, behind D/A (D/A) conversion chip on the module, form audio code, the amplification of the power amplifier chip on module output can drive the TTS voice that are not more than the 3W loudspeaker again.
The GPS locating module is selected the EB-87 module for use; Operating voltage 5V is connected with adopting the UART mode between the central processing unit CPU, and module is supported the output of NMEA0183.22 version specification and two coding standard communications protocol of SiRF, can receive 20 satellites simultaneously at most, positioned update speed: 1HZ, bearing accuracy less than 10 meters (2D, RMS).
The GPRS wireless data transfer module is selected the SIM300CZ module for use; Operating voltage 3.4V-4.5V, be connected with adopting the UART mode between the central processing unit CPU, (EGSM 900 to support three frequency ranges, DCS 1800, PCS 1900), GPRS wireless data transfer module maximum downstream rate 85.6kbps, maximum upstream rate 42.8kbps, support CS-1, CS-2, four kinds of forms such as CS-3, CS-4, embedded ICP/IP protocol.
The voice broadcast module is selected VS1003 (LQFP-48 encapsulation) MP3 chip for use; Digital operation voltage 2.5V, analog operation voltage 3.3V; Be connected with adopting the SPI interface between the central processing unit CPU, support MP3, WMA, formatted files such as RIEF WAVE, MIDI, support MP3 and WAV stream file, has the control of two-channel volume, audio sampling frequency can be selected, support MIC and LINE input to carry out the ADPCM encoded audio record, possess 5.5KB user RAM.
The voice document of described voice broadcast module is stored in the SD card, can realize the local voice content update or pass through GPRS wireless data transfer module remote update voice document by the voice document of changing in the SD card.
The FLASH memory module that is connected with central processing unit CPU realizes the back-up storage of important driving data.
2 RS485 interfaces that are connected with central processing unit CPU, the CAN bus circuit that is connected with central processing unit CPU; Can realize with headstock screen, tailstock screen, car in screen, IC-card machine etc., then can control each display screen show related content local storage or dispatching center's teletransmission, with the IC-card machine for punching the card carry out need data interaction.
The course of work of the present invention is as follows:
Step 1: enter the bootloader program after the start of vehicle intelligent dispatch terminal, whether SD storage module in have redaction program, if the redaction program is arranged then renewal automatically, upgrade back operation redaction program automatically if judging, do not have program updates then to move original program, realize the online updating of program.
Step 2: the vehicle intelligent dispatch terminal enters normal operating conditions after starting, receive the coordinate data that the GPS locating module provides, coordinate data is sent to the dispatching center in real time by the GPRS wireless data transfer module, makes the dispatching center can obtain the real time position of current vehicle.Simultaneously, the vehicle intelligent dispatch terminal is judged the voice content that these position needs are reported automatically according to the current driving circuit, and control voice broadcast module is reported voice automatically.The dispatching center sends to the vehicle intelligent dispatch terminal by the GPRS wireless data transfer module with dispatch command, and the dispatch command triggering of dispatching center will be dispatched content from Text To Speech TTS module and be read to listen to the driver.
Claims (10)
1. vehicle intelligent dispatch terminal main frame, it is characterized in that, comprise: central processing unit CPU, the SD card memory module that links to each other with central processing unit CPU respectively, FLASH memory module, GPS locating module, GPRS wireless data transfer module, voice broadcast module, from Text To Speech TTS module.
2. according to the described vehicle intelligent dispatch terminal of claim 1 main frame, it is characterized in that, also comprise: the RS484 interface that links to each other with central processing unit CPU.
3. according to the described vehicle intelligent dispatch terminal of claim 1 main frame, it is characterized in that, also comprise: the CAN bus interface that links to each other with central processing unit CPU.
4. according to any one described vehicle intelligent dispatch terminal main frame of claim 1 to 3, it is characterized in that, the operating voltage of described SD card memory module is 3.3V, adopts the SPI mode to be connected with interface between the central processing unit CPU, and read-write operation carries out with file mode.
5. according to any one described vehicle intelligent dispatch terminal main frame of claim 1 to 3, it is characterized in that, described FLASH memory module adopts the FLASH chip of 32M position, operating voltage is 3.3V, be connected with adopting the SPI mode between the central processing unit CPU, read-write operation carries out with sector mode, and the power down data holding time is 10 years.
6. according to any one described vehicle intelligent dispatch terminal main frame of claim 1 to 3, it is characterized in that, described GPS locating module operating voltage is 5V, be connected with adopting the UART mode between the central processing unit CPU, module is supported the output of NMEA0183.22 version specification and two coding standard communications protocol of SiRF, can receive 20 satellites simultaneously at most, positioned update speed: 1HZ, bearing accuracy is less than 10 meters.
7. according to any one described vehicle intelligent dispatch terminal main frame of claim 1 to 3, it is characterized in that, described GPRS wireless data transfer module operating voltage is 3.4V-4.5V, be connected with adopting the UART mode between the central processing unit CPU, support EGSM 900, DCS 1800,1,900 three frequency ranges of PCS, GPRS wireless data transfer module maximum downstream rate 85.6kbps, maximum upstream rate 42.8kbps, support CS-1, CS-2, four kinds of forms such as CS-3, CS-4, embedded ICP/IP protocol.
8. according to any one described vehicle intelligent dispatch terminal main frame of claim 1 to 3, it is characterized in that described voice broadcast module is selected VS 1003-MP3 chip for use, digital operation voltage 2.5V, analog operation voltage 3.3V; Be connected with adopting the SPI interface between the central processing unit CPU, support MP3, WMA, formatted files such as RIEF WAVE, MIDI, support MP3 and WAV stream file, has the control of two-channel volume, audio sampling frequency can be selected, support MIC and LINE input to carry out the ADPCM encoded audio record, possess 5.5KB user RAM.
9. according to any one described vehicle intelligent dispatch terminal main frame of claim 1 to 3, it is characterized in that, describedly select HMA-I-V1.3 pattern piece, operating voltage 3.3V for use from Text To Speech TTS module; Adopt the UART mode to be connected between module and the central processing unit CPU, after receiving the character code of central processing unit CPU transmission, through after searching the sound bank file of storing on the module corresponding with character, then, behind D/A (D/A) conversion chip on the module, form audio code, the amplification of the power amplifier chip on module output can drive the TTS voice that are not more than the 3W loudspeaker again.
10. according to the described vehicle intelligent dispatch terminal of claim 2 main frame, it is characterized in that described RS484 interface is a standard full duplex RS485 interface, quantity is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206918565U CN201946123U (en) | 2010-12-30 | 2010-12-30 | Vehicle-mounted intelligent-dispatch terminal main engine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206918565U CN201946123U (en) | 2010-12-30 | 2010-12-30 | Vehicle-mounted intelligent-dispatch terminal main engine |
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| CN201946123U true CN201946123U (en) | 2011-08-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102122443A (en) * | 2010-12-30 | 2011-07-13 | 天津市通卡公用网络系统有限公司 | Vehicular intelligent scheduling terminal host |
| CN103023991A (en) * | 2012-11-28 | 2013-04-03 | 深圳市航盛电子股份有限公司 | Realtime traffic information reporting method and system based on internet protocol (IP) packet |
-
2010
- 2010-12-30 CN CN2010206918565U patent/CN201946123U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102122443A (en) * | 2010-12-30 | 2011-07-13 | 天津市通卡公用网络系统有限公司 | Vehicular intelligent scheduling terminal host |
| CN103023991A (en) * | 2012-11-28 | 2013-04-03 | 深圳市航盛电子股份有限公司 | Realtime traffic information reporting method and system based on internet protocol (IP) packet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Shengli Inventor after: Gao Zhuhu Inventor after: Li Xiang Inventor before: Meng Zhaopeng Inventor before: Kang Kai Inventor before: Li Xiang |
|
| COR | Change of bibliographic data | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300142 Hebei District, Chen Chen Road, No. 3, Tianjin Patentee after: Tianjin card intelligent network Polytron Technologies Inc Address before: 300142 Hebei District, Chen Chen Road, No. 3, Tianjin Patentee before: Tianjin IC Card Public Network System Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110824 |