CN108566214A - A kind of general-purpose type locomotive station based on two-band combined communication standard - Google Patents
A kind of general-purpose type locomotive station based on two-band combined communication standard Download PDFInfo
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- CN108566214A CN108566214A CN201810174429.0A CN201810174429A CN108566214A CN 108566214 A CN108566214 A CN 108566214A CN 201810174429 A CN201810174429 A CN 201810174429A CN 108566214 A CN108566214 A CN 108566214A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/12—Modulator circuits; Transmitter circuits
- H04L27/122—Modulator circuits; Transmitter circuits using digital generation of carrier signals
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Abstract
The present invention provides a kind of general-purpose type locomotive station based on two-band combined communication standard, and antenna feeder unit is connect with 450MHz digital communication units, 400KHz digital communication units and satellite reception unit respectively in the general-purpose type locomotive station；450MHz wireless communication units, 400KHz wireless communication units and satellite reception unit are connect with main control unit；Main control unit is connect with GIS database unit, recording unit, interface unit and operating terminal respectively；Operating terminal is connect with print unit.The general-purpose type locomotive station of the present invention uses the two-band combined communication standard of 450MHz frequency ranges and 400KH frequency ranges, improves the Efficient Coverage Rate of communication；Based on intelligent GIS system application technology, the communication requirement of the adaptive different circuit different working modes of general-purpose type locomotive station is realized.
Description
Technical field
The present invention relates to communication technique fields, specifically, being related to a kind of based on the general of two-band combined communication standard
Formula locomotive station.
Background technology
China railways also have many circuits to be distributed in mountain area and hilly country at present, are influenced by landform, traditional
450MHz wireless communication systems effectively cover the communication of all fronts, need a large amount of trunking and leaky cable, if
It is standby with high costs, the addressing of trunking infield, power supply and the problems such as safeguard, in the ring of the complexity such as some mountain areas, hills
It is more difficult to obtain perfect solution under border.
As the China railways speed of service is getting faster, railway locomotive freight volume is increasing, to train dispatch radio communication communication
It is required that higher and higher, coverage of communication, reliability requirement are higher and higher, railway wireless train tune communication system digital improvement gesture
It must go.
Invention content
In place of solving above-mentioned the deficiencies in the prior art, the purpose of the present invention is to provide one kind to be combined based on two-band
The general-purpose type locomotive station of communication standard, to overcome defect in the prior art.
To achieve the goals above, the present invention provides a kind of, and the general-purpose type locomotive based on two-band combined communication standard is electric
Platform, the general-purpose type locomotive station includes host and operating terminal；Wherein, the host include 450MHz wireless communication units,
400KHz wireless communication units, satellite reception unit, main control unit, GIS database unit, recording unit, interface unit and electricity
Source unit；Wherein, antenna feeder unit respectively with 450MHz digital communication units, 400KHz digital communication units and satellite reception list
Member connection；450MHz wireless communication units, 400KHz wireless communication units and satellite reception unit are connect with main control unit；Master control
Unit is connect with GIS database unit, recording unit, interface unit and operating terminal respectively；Operating terminal connects with print unit
It connects.
As the further explanation to general-purpose type locomotive station of the present invention, it is preferable that operating terminal includes first
CPU, the first CPU connect with USB interface, RS232 interface, the first RS422 interfaces, the first CAN interface, dsp chip and GPIO respectively
Mouth connection；Wherein, USB interface is connect with computer, for realizing computer high-speed data download function；RS232 interface and control
Platform connection processed, for realizing Linux console functions；First RS422 interfaces are connect with printer, for realizing the printing of picture and text
Function；First CAN interface is connect with the host, for realizing the interaction of voice, data information with host；Dsp chip is logical
It crosses IIS interfaces to connect with loudspeaker and microphone, for realizing microphone voice coding and loudspeaker tone decoding function；GPIO interface is used
In the control function for realizing voice channel, key-press backlight and LCD backlight and realize 8 × 8 key scan functions.
As the further explanation to general-purpose type locomotive station of the present invention, it is preferable that the first CPU is by ARM
Cortex-A8 core microprocessors structure, and operating terminal has the FLASH and 320 of RAM, 1G byte of 512M bytes
× 240 TFT liquid crystal displays.
As the further explanation to general-purpose type locomotive station of the present invention, it is preferable that 450MHz digital communication lists
Member is communicated using 450MHz DA compatibility digital channel machines and using B, C standard, and 400KHz digital communication units use 400KHz
Digital channel machine and use induction standard communication, the 450MHz DA compatibilities digital channel machine and 400KHz digital channel machines are logical
It crosses UART interface to connect with main control unit, for realizing the digital communication of voice, signaling, FFSK data with main control unit.
As the further explanation to general-purpose type locomotive station of the present invention, it is preferable that satellite reception unit passes through
UART interface is connect with main control unit so that satellite reception unit is to main control unit output satellite location information, main control unit to
Operating terminal, recording unit and intelligent GIS Database Unit output satellite location information.
As the further explanation to general-purpose type locomotive station of the present invention, it is preferable that GIS database unit passes through
CAN interface is connect with main control unit, is communicated with the data of GIS database unit for realizing main control unit.
As the further explanation to general-purpose type locomotive station of the present invention, it is preferable that recording unit is connect by CAN
Mouth is connect with main control unit, is communicated with the data of recording unit for realizing main control unit.
As the further explanation to general-purpose type locomotive station of the present invention, it is preferable that interface unit includes
450MHz antennal interfaces, 400KHz antennal interfaces, satellite antenna interface, host USB interface, the 2nd RS422 interfaces and the 2nd CAN
Interface；Wherein, 450MHz wireless communication units are connect by 450MHz antennal interfaces with 450MHz antennas, 400KHz wireless communications
Unit is connect by 400KHz antennal interfaces with 400MHz antennas, and satellite reception unit passes through satellite antenna interface and satellite antenna
Connection；Host USB interface is connect by UART interface with main control unit, and host USB interface is connect with computer, for realizing
Computer data downloading；2nd RS422 interfaces are connect by UART interface with main control unit, and the 2nd RS422 interfaces and train number
Number encoder connection, for sending running number information；Second CAN interface is connect with operating terminal.
As the further explanation to general-purpose type locomotive station of the present invention, it is preferable that power supply unit includes direct current
Power supply DC110V turns DC13.8V power modules and DC12V batteries, the DC power supply DC110V turn DC13.8V power modules with
External input power connects, and when external input power stops power supply, power supply is provided by the DC12V batteries.
The general-purpose type locomotive station of the present invention uses the two-band combined communication standard of 450MHz frequency ranges and 400KH frequency ranges,
Improve the Efficient Coverage Rate of communication；Based on intelligent GIS system application technology, realize that general-purpose type locomotive station is not adaptively collinear
The communication requirement of road different working modes.
Description of the drawings
Fig. 1 is the general frame figure of the general-purpose type locomotive station of the present invention；
Fig. 2 is the functional block diagram of the operating terminal of the general-purpose type locomotive station of the present invention；
Fig. 3 is the functional block diagram of the host of the general-purpose type locomotive station of the present invention.
Specific implementation mode
It is attached in conjunction with appended preferred embodiment in order to further appreciate that structure, feature and the other purposes of the present invention
With attached drawing, detailed description are as follows, this attached drawing embodiment described is only used to illustrate the technical scheme of the present invention, and non-limiting
Invention.
As shown in FIG. 1, FIG. 1 is the general frame figures of the general-purpose type locomotive station of the present invention；The general-purpose type locomotive station
Including host and operating terminal 1；Wherein, the host include 450MHz wireless communication units 2,400KHz wireless communication units 3,
Satellite reception unit 4, main control unit 5, GIS database unit 6, recording unit 7, interface unit 8 and power supply unit 9；Wherein, day
Feeder unit 10 is connect with 450MHz digital communication units 2,400KHz digital communication units 3 and satellite reception unit 4 respectively；
450MHz wireless communication units 2,400KHz wireless communication units 3 and satellite reception unit 4 are connect with main control unit 5；Master control list
Member 5 is connect with GIS database unit 6, recording unit 7, interface unit 8 and operating terminal 1 respectively；Operating terminal 1 and printing list
Member 11 connects.
Fig. 2 is please referred to, Fig. 2 is the functional block diagram of the operating terminal of the general-purpose type locomotive station of the present invention；Operating terminal 1 is wrapped
Include the first CPU101, the first CPU101 respectively with usb 1 02, RS232 interface 103, the first RS422 interfaces 104, the first CAN
Interface 105, dsp chip 106 and GPIO interface 107 connect；Wherein, usb 1 02 is connect with computer, for realizing calculating
Machine high-speed data download function；RS232 interface 103 is connect with console, for realizing Linux console functions；First RS422
Interface 104 is connect with printer, for realizing the printing function of picture and text；First CAN interface 105 is connect with the host, is used for
Realize the interaction with information such as voice, the data of host；Dsp chip 106 is connect by IIS interfaces with loudspeaker and microphone, is used
DSP speech digit encoding and decoding techniques, for realizing microphone voice coding and loudspeaker tone decoding function；GPIO interface 107, is used for
It realizes the control functions such as voice channel, key-press backlight and LCD backlight and realizes 8 × 8 key scan functions.
First CPU101 is built by ARM Cortex-A8 core microprocessors, and Linux behaviour is realized on the hardware platform
Make system, and operating terminal 1 has the TFT liquid crystal of the FLASH109 and 320 × 240 of RAM108,1G byte of 512M bytes
Display 110.
Fig. 3 is please referred to, Fig. 3 is the functional block diagram of the host of the general-purpose type locomotive station of the present invention；Interface unit 8 includes
450MHz antennal interfaces, 400KHz antennal interfaces, satellite antenna interface, host USB interface 801,802 and of the 2nd RS422 interfaces
Second CAN interface 803；Wherein, 450MHz wireless communication units 2 are connect by 450MHz antennal interfaces with 450MHz antennas,
400KHz wireless communication units 3 are connect by 400KHz antennal interfaces with 400MHz antennas, and satellite reception unit 4 passes through satellite day
Line interface is connect with satellite antenna；Host USB interface 801 is connect by UART interface with main control unit 5, and host USB interface
801 connect with computer, for realizing computer data downloading；2nd RS422 interfaces 802 pass through UART interface and main control unit
5 connections, and the 2nd RS422 interfaces 802 are connect with running number encoder, for realizing receiving what the timing of running number encoder was sent
Running number informational function；Second CAN interface 803 is connect with operating terminal 1 and main control unit 5, for realizing the language of operating terminal
The communication of the data informations such as sound, number；GIS database unit 6 is connect by CAN interface with main control unit 5, for realizing GIS
The communication of Database Unit data information；Recording unit 7 is connect by CAN interface with main control unit 5, for realizing main control unit
5 communicate with the data of recording unit 7.Main control unit 5 uses AD sampling techniques with power supply unit 9, realizes monitoring power supply electricity in real time
The function of pressure and complete machine operating current.
Main control unit
Main control unit 5 is built based on ARM Cortex-M3 core microprocessors, and microprocessor uses Harvard structure,
Possess independent instruction bus and data/address bus, operation dominant frequency reaches as high as 200MHz, is integrated with CAN controller, IIC controls
Multiple functions such as device processed, UART controller, USB controller, timer, and there is large capacity in-chip FLASH, realize high efficiency,
The microprocessor performance of low-power consumption is particularly suitable for requiring high-performance, low cost, the Embedded Application scene of low-power consumption.
Main control unit is the central hub of locomotive station, is responsible for each component units of connection equipment, according to connecing for regulation
Mouth agreement is communicated with each component units；Voice, the data information of analysis and processing communication link, by set-up function
It stored, forwarded；The operational order of operating terminal is responded etc..
450MHz digital communication units and 400KHz digital communication units
450MHz digital communication units 2 are communicated using 450MHz DA compatibility digital channel machines and using B, C standard,
400KHz digital communication units 3 are using 400KHz digital channels machine and using induction standard communication, the 450MHz DA compatibilities
Digital channel machine and 400KHz digital channels machine are connect by UART interface with main control unit 5, for realizing receiving, sending calling
Digital signalling, infrasonic call signaling, call voice, row tail FFSK data, the function of traffic order digital information are asked, it is real
The function of existing wireless forwarding running number data information.
450MHz DA compatibility digital channel machines on 25KHz carrier waves, support 2 using TDMA digital wireless communication technologies
A parallel logic channel, improves the utilization rate of frequency spectrum, improves communication efficiency.DA compatibility communication mode realizes logical
With formula locomotive station seamlessly transitting by analogue communication to digital communication.By the way of digital channel and analog channel, realize
Digital operation mode or simulation operating mode are worked in by channel selection control channel machine.
CPU software data processing technique is used in 400KHz digital channels machine, realizes that infrasonic, the number of FFSK data are adjusted
System demodulation.Based on FPGA data treatment technology, 400KHz radiofrequency signal digital modulation and demodulations are realized.
Satellite reception unit
Satellite reception unit 4 is connect by UART interface with main control unit 5, so that satellite reception unit 4 is to main control unit 5
Output satellite location information, main control unit 5 are fixed to operating terminal 1, recording unit 7 and 6 output satellite of intelligent GIS Database Unit
Position information.Compatible geographical location information and the standard time clock letter for receiving big-dipper satellite and GPS satellite of satellite information receiving unit
Breath, the select of satellite is preferential with the Big Dipper, GPS auxiliary.
Recording unit
There is recording unit clock correction module, clock correction module to be believed according to the satellite positioning that satellite positioning unit exports
Breath is automatic to carry out clock correction, and correction error is not more than 5s.It also can manual correction recording unit clock.Recording unit mainly stores
Voice communication record, driving log recording, traffic order information, running number information, row tail data information etc..User can pass through note
The USB interface for recording unit reads recording unit content using dedicated computer software, and plays out, deletes, stores, prints
Etc. functions.General-purpose type locomotive station reserved voice time recorder interface, can external recording equipment, realize voice record function.
GIS database unit
GIS database unit is used to store the main information of each circuit of railway, including line name, session name, geography
Position data, uplink, downlink, operating mode, the along the line relevant informations such as station, dispatch contact people's telephone number and various drivers behaviour
Make prompt message.
GIS database unit safeguards software using Computer Database, can download railway operation number by USB interface
It is believed that breath；It mode can also ask to download railway operation data information to control centre by radio communication.
There is GIS database unit automatic study to update the data library facility, can when locomotive operation is to new train dispatching section
To ask to download the railway operation data of respective section to control centre, GIS database data update is carried out；It can also be according to defending
Star location information, running number information and trainman's operation automatically generate the railway operation data of respective section and determine machine
Vehicle current location and operating status, when realizing launch train, automatic identification train is in upstream or downstream circuit to master control list
Member after main control unit carries out corresponding data processing, will be prompted to information and be sent to operating terminal, operating terminal will be prompted to information into
Row display, and send out corresponding voice prompt and driver is reminded to be operated accordingly, realize the residing segment information of standing of automatic identification, it is real
Existing locomotive operation realizes driver operation sound prompt function to different section automatic pattern switching functions.
The general-purpose type locomotive station of the present invention is based on intelligent GIS system application technology, realizes that general-purpose type locomotive station is adaptive
The communication requirement for answering different circuit different working modes automatically carries out more information in GIS database according to train operation track
Newly, and operation should be done to driver in specific time, specific position and carries out corresponding voice prompt, greatly reduce general-purpose type locomotive electricity
The maintenance work of platform railway operation database increases the reliability of general-purpose type locomotive station work, improves the safety of railway transportation
Property.
Interface unit
Based on USB interface, each unit software upgrading function is realized, realize host parameter inquiry and setting, realize to record
The operations such as reading, the deletion of cell data are realized to operations such as the write-in of GIS database, reading, deletion, modifications.Host parameter
It is stayed including 450MHz digital radio stations transmission power and threshold level, 400KHz digital radio stations transmission power and threshold level, antenna
Bobbi, operating mode, communication frequency, communication frequency group, the machine ID, phone directory contact list, system time etc..Based on RS422
Interface, main control unit obtain a frame running number information every 200ms, pass through 450MHz digital channels machine and 400KHz digital channels
Machine is sent to running number ground receiving equipment, and running number information is sent to GIS database.
Power supply unit
Power supply unit 9 turns DC13.8V power modules and DC12V batteries including DC power supply DC110V, is host each unit
Reliable and stable operating voltage is provided.The DC power supply DC110V turns DC13.8V power modules and is connect with external input power,
When external input power stops power supply, power supply is provided by the DC12V batteries.Power supply unit can be cut in extraneous direct current supply
It has no progeny and provides the power supply not less than 2 hours for general-purpose type locomotive station.When power supply unit is powered to general-purpose type locomotive station, lead to
The Cross prevention function of battery can be realized with formula locomotive station master control borad battery over-discharge protection circuit.
The general-purpose type locomotive station of the present invention is logical using 400KHz induction standard communications and 450MHz DA compatibility B, C standards
Believe the train dispatch radio communication digital mobile trunked communication system of composition.450MHz B communication standards realize alien frequencies duplex communication, C communication systems
Formula realizes alien frequencies either simplex or joining common-frequency simplex communication, therefore the demand of compatible existing railway difference circuit communication.Work
Pattern switching has automatic switchover and manual switching two ways.User can pass through the satellite positioning information and GIS database of reception
Data are compared, and realize and automatically switch operating mode function.It is forced into and cuts manually in satellite positioning functions failure or user
When mold changing formula, by operating terminal button operation, realizing manual switching operating mode function.General-purpose type locomotive station supports work
Operation mode memory function, i.e., after device power-up, work the operating mode remembered before being powered off.
For the general-purpose type locomotive station of the present invention under digital communication state, system is real by the way of the whole network Unified number
Wired, wireless communication between the train dispatch radio communication communication equipment based on number is realized in user identity identification and rights management in now netting.It is logical
With under locomotive station digital communication mode, support that exhaling based on number, group is exhaled, broadcast, urgent call, the work(such as multi-party call
Energy.It simulates under operating mode, general-purpose type locomotive station realizes setting for communication equipment in such a way that infrasonic is as call signaling
Standby type identification function.
Function of voice communication
When general-purpose locomotive radio station is worked under figure pattern, 450MHz digital channels machine and 400KHz digital channel machines receive
Wireless speech digital information, sent all the way by main control unit to operating terminal, operating terminal DSP Speech processings will be digital
Signal is converted into analog voice signal, send to loudspeaker and plays out；Another way is sent to recording unit and carries out recording storage.Operation is eventually
End microphone voice signal converts analog voice signal to audio digital signals by DSP Speech processings and send to host, main
Voice signal is sent to 450MHz digital channels machine and 400KHz digital channel machines and is transmitted wirelessly by machine main control unit all the way, separately
It is sent all the way to recording unit and carries out recording storage.General-purpose type locomotive station uses DSP voice processing technologies, effectively solves environment and makes an uproar
The inhibition problem of sound.
When general-purpose type locomotive station is worked under simulation model, it is wireless that 450MHz DA compatibility digital channel machines receive simulation
Voice signal send all the way to operating terminal loudspeaker and plays out by main control unit voice-grade channel；Another way is sent to recording unit
Carry out recording storage.The voice signal that 400KHz digital channel machines receive turns digital signal after DSP Speech processings
Analog signal is turned to, by main control unit voice-grade channel, is sent all the way to operating terminal loudspeaker and is played out；Another way is sent to record
Unit carries out recording storage.Operating terminal microphone voice signal is sent to host, host main control unit control voice channel, by voice
Signal send all the way to 450MHz DA compatibility digital channel machines and is transmitted wirelessly；It is sent all the way to 400KHz digital channel machines and is carried out
After DSP speech digital processings, transmitted wirelessly；It is sent all the way to recording unit and carries out recording storage.
Digital communication functions
Under digital operation mode, the data-signal of 450MHz digital channels machine and 400KHz digital channel machine wireless receivings,
It is sent to main control unit, main control unit is sent to operating terminal and carries out display and acousto-optic hint accordingly all the way；It is sent to all the way
Recording unit is stored, and is sent to GIS database all the way and is scheduled command recognition.The digital information that operating terminal need to be sent
The running number information received with encoder interfaces is sent after carrying out data processing to main control unit CPU, is sent all the way to 450MHz numbers
Channel device and 400KHz digital channel machines are transmitted wirelessly, and send to recording unit stored all the way.
It simulates under operating mode, the FFSK data of 450MHz digital channels machine and 400KHz digital channel machine wireless receivings are believed
Number, after the demodulation of the FFSK modulation-demodulation circuits of 450MHz digital channels machine and 400KHz digital channel machines, it is sent to master all the way
Unit is controlled, main control unit is sent to operating terminal and carries out display and acousto-optic hint accordingly, send to recording unit deposited all the way
Storage.The running number information that FFSK data informations and encoder interfaces that operating terminal need to be sent receive, send to main control unit CPU into
After row data processing, send all the way after carrying out FFSK modulation to 450MHz digital channels machine and 400KHz digital channel machines, carry out nothing
Line is sent, and send to recording unit stored all the way.
It is to be understood that foregoing invention content and specific implementation mode are intended to prove technical solution provided by the present invention
Practical application should not be construed as limiting the scope of the present invention.Those skilled in the art are in spirit and principles of the present invention
It is interior, it can be used as various modifications, equivalent replacement or improvement.Protection scope of the present invention is subject to the appended claims.
Claims (9)
1. a kind of general-purpose type locomotive station based on two-band combined communication standard, which is characterized in that the general-purpose type locomotive electricity
Platform includes host and operating terminal (1)；Wherein,
The host include 450MHz wireless communication units (2), 400KHz wireless communication units (3), satellite reception unit (4),
Main control unit (5), GIS database unit (6), recording unit (7), interface unit (8) and power supply unit (9)；Wherein,
Antenna feeder unit (10) respectively with 450MHz digital communication units (2), 400KHz digital communication units (3) and satellite reception
Unit (4) connects；450MHz wireless communication units (2), 400KHz wireless communication units (3) and satellite reception unit (4) and master
Unit (5) is controlled to connect；Main control unit (5) respectively with GIS database unit (6), recording unit (7), interface unit (8) and operation
Terminal (1) connects；Operating terminal (1) is connect with print unit (11).
2. general-purpose type locomotive station as described in claim 1, which is characterized in that operating terminal (1) includes the first CPU (101),
First CPU (101) respectively with USB interface (102), RS232 interface (103), the first RS422 interfaces (104), the first CAN interface
(105), dsp chip (106) and GPIO interface (107) connection；Wherein, USB interface (102) is connect with computer, for realizing
Computer high-speed data download function；RS232 interface (103) is connect with console, for realizing Linux console functions；The
One RS422 interfaces (104) are connect with printer, for realizing the printing function of picture and text；First CAN interface (105) and the master
Machine connects, for realizing the interaction of voice, data information with host；Dsp chip (106) passes through IIS interfaces and loudspeaker and words
Cylinder connection, for realizing microphone voice coding and loudspeaker tone decoding function；GPIO interface (107), for realizing voice channel,
8 × 8 key scan functions of control function and realization of key-press backlight and LCD backlight.
3. general-purpose type locomotive station as claimed in claim 2, which is characterized in that the first CPU (101) is by ARM Cortex-A8
Core microprocessor structure, and operating terminal (1) have the RAM (108) of 512M bytes, 1G bytes FLASH (109) and
320 × 240 TFT liquid crystal displays (110).
4. general-purpose type locomotive station as described in claim 1, which is characterized in that 450MHz digital communication units (2) use
450MHz DA compatibility digital channel machines and use B, C standard communication, 400KHz digital communication units (3) are using 400KHz numbers
Channel device and use induction standard communication, the 450MHz DA compatibilities digital channel machine and 400KHz digital channel machines pass through
UART interface is connect with main control unit (5), for realizing the digital communication of voice, signaling, FFSK data with main control unit.
5. general-purpose type locomotive station as described in claim 1, which is characterized in that satellite reception unit (4) passes through UART interface
It is connect with main control unit (5), so that satellite reception unit (4) is to main control unit (5) output satellite location information, main control unit
(5) to operating terminal (1), recording unit (7) and intelligent GIS Database Unit (6) output satellite location information.
6. general-purpose type locomotive station as described in claim 1, which is characterized in that GIS database unit (6) passes through CAN interface
It connect with main control unit (5), is communicated with the data of GIS database unit for realizing main control unit.
7. general-purpose type locomotive station as described in claim 1, which is characterized in that recording unit (7) passes through CAN interface and master control
Unit (5) connects, and is communicated with the data of recording unit (7) for realizing main control unit (5).
8. general-purpose type locomotive station as described in claim 1, which is characterized in that interface unit (8) includes that 450MHz antennas connect
Mouth, 400KHz antennal interfaces, satellite antenna interface, host USB interface (801), the 2nd RS422 interfaces (802) and the 2nd CAN connect
Mouth (803)；Wherein, 450MHz wireless communication units (2) are connect by 450MHz antennal interfaces with 450MHz antennas, 400KHz without
Line communication unit (3) is connect by 400KHz antennal interfaces with 400MHz antennas, and satellite reception unit (4) is connect by satellite antenna
Mouth is connect with satellite antenna；Host USB interface (801) is connect by UART interface with main control unit (5), and host USB interface
(801) it is connect with computer, for realizing computer data downloading；2nd RS422 interfaces (802) pass through UART interface and master control
Unit (5) connects, and the 2nd RS422 interfaces (802) are connect with running number encoder, for sending running number information；2nd CAN
Interface (803) is connect with operating terminal (1).
9. general-purpose type locomotive station as described in claim 1, which is characterized in that power supply unit (9) includes DC power supply
DC110V turns DC13.8V power modules and DC12V batteries, and the DC power supply DC110V turns DC13.8V power modules and outside
Input power connects, and when external input power stops power supply, power supply is provided by the DC12V batteries.
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| CN109120295A (en) * | 2018-11-13 | 2019-01-01 | 天津七二移动通信有限公司 | A kind of wireless vehicle microscope carrier master functionality module and its implementation |
| CN109835369A (en) * | 2019-04-10 | 2019-06-04 | 天津华泽瑞威信息技术有限公司 | A kind of the on-vehicle safety maintenance communications platform and its implementation of the train protection warning function based on LTE-R network |
| CN112839317A (en) * | 2021-01-04 | 2021-05-25 | 北京全路通信信号研究设计院集团有限公司 | Vehicle-mounted terminal of communication system |
| CN116366087A (en) * | 2023-05-30 | 2023-06-30 | 天津七一二移动通信有限公司 | Station antenna feeder system of railway train shunting station and implementation method |
| CN116419182A (en) * | 2023-05-31 | 2023-07-11 | 泉州市铁通电子设备有限公司 | Digital wireless train-tuning multimode locomotive radio station and operation communication method thereof |
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