CN108599807A - A kind of high ferro LTE-R cab integrated radio communications - Google Patents
A kind of high ferro LTE-R cab integrated radio communications Download PDFInfo
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- CN108599807A CN108599807A CN201810727305.0A CN201810727305A CN108599807A CN 108599807 A CN108599807 A CN 108599807A CN 201810727305 A CN201810727305 A CN 201810727305A CN 108599807 A CN108599807 A CN 108599807A
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- 230000003137 locomotive effect Effects 0.000 claims description 3
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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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/401—Circuits for selecting or indicating operating mode
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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Abstract
The present invention provides a kind of high ferro LTE-R cab integrated radio communications, antenna feeder unit is connect with the electrical connection of 450MHz communication units, LTE R communication units, GSM R communication units and LBJ communication units and signal respectively in the high ferro LTE-R cab integrated radio communications；450MHz communication units, LTE R communication units, GSM R communication units, LBJ communication units, crosspoint, recording unit, interface unit and power supply unit are electrically connected with main control unit respectively；Main control unit is electrically connected with MMI units and signal is connect.The present invention realizes LTE R, GSM R and the three kinds of communication pattern integrations of 450MHz DA compatibilities, and the transmission of 800MHz data can be realized with LBJ communication units, meets the specific demand that railway plurality of communication schemes seamlessly transits.
Description
Technical field
The present invention relates to a kind of wireless telecom equipments, specifically, it is logical to be related to a kind of high ferro LTE-R locomotive comprehensive wireless
Believe equipment.
Background technology
Measurement of Railway Radio Communication System private network is the important equipment for ensureing railway operation safety, and the existing railway wireless in China is logical
There are mainly two types of standards for letter, first, the train scheduling wireless communication system based on " simulation wireless talkback "；Second is that being based on " GSM-
The GSM-R digital mobile communication systems of 2G ".
GSM-R has been obtained widely as Generation Mobile Telecommunication System technology in the high ferro in China and intercity speed rail etc.
Using.But GSM-R belongs to narrow-band communication system, the availability of frequency spectrum is relatively low, it is difficult to meet railway Future broadband data service hair
Exhibition needs；On the other hand, develop from 2G, 3G to the directions 4G with public mobile network, the gradually atrophy of the markets GSM,
GSM-R will lose the support of equipment industrial chain.With railway service be continuously increased and Digital Railway development need, GSM-R
Trend of the times is had become to railway next generation mobile communication system (broadband, efficient, reliable wireless communication system) evolution.
Railway wideband digital mobile communication system component devices-" LTE-R cab integrated radio communications " of new generation,
Promote intelligence, the networking complete upgrading of high ferro traffic safety equipment.Based on LTE communication technology, CIR can realize train safety
Video monitoring, train status monitoring and remote fault diagnosis, long distance wireless inquiry recording unit etc. need high speed valid wireless logical
The function of letter.Since 450MHz band frequencies are relatively low, carrier signal diffracting power is stronger, under same transmission power, compared to
The extension of 1.8G band carrier signal field strength is wider, so LTE aggregate bandwidth technologies, LTE-R (TDD) nothing is built in 450MHz frequency ranges
Line transmission channel, there is better performance, extends base station coverage distance.
Invention content
In place of solving above-mentioned the deficiencies in the prior art, the purpose of the present invention is to provide a kind of high ferro LTE-R locomotives
Integration radio communication apparatus, to overcome defect in the prior art.
To achieve the goals above, described the present invention provides a kind of high ferro LTE-R cab integrated radio communications
High ferro LTE-R cab integrated radio communications include antenna feeder unit, host and MMI units, MMI units respectively with printing
Machine unit, electrophone and loudspeaker unit are electrically connected to be connected with signal；Wherein, the host include 450MHz communication units,
LTE-R communication units, GSM-R communication units, satellite positioning unit, LBJ communication units, main control unit, crosspoint, record
Member, interface unit and power supply unit；Wherein, antenna feeder unit respectively with 450MHz communication units, LTE-R communication units and GSM-
R communication units electrical connection connected with signal, 450MHz communication units, LTE-R communication units and GSM-R communication units respectively with master
Control unit electrical connection is connected with signal, and main control unit is electrically connected with MMI units and signal is connect；Antenna feeder unit receives voice letter
Number, data-signal or command signal and be transmitted to 450MHz communication units, LTE-R communication units and/or GSM-R communication units,
450MHz communication units, LTE-R communication units or GSM-R communication units pass voice signal, data-signal and/or command signal
Main control unit is transported to, voice signal is by main control unit voice channel controlling transmission extremely with MMI units, and data-signal is by master control
Cell data channel controlling transmission to MMI units, command signal by master unit transmissions to MMI units, for realizing iron
The information transmit-receive of road scheduling business voice, data and instruction；Antenna feeder unit is electrically connected with satellite positioning unit and signal is connect,
Satellite positioning unit is electrically connected with main control unit and signal is connect；Antenna feeder unit receives satellite-signal and is transmitted to satellite positioning
Unit, satellite positioning unit carry out processing to satellite-signal and to main control unit output satellite location informations, main control unit according to
Satellite positioning information judges standard used in the system of region, for realizing 450MHz, LTE-R and GSM-R communication standard
Switching；Antenna feeder unit and LBJ communication units are electrically connected and signal is connect, LBJ communication units be electrically connected with main control unit and
Signal connects, and main control unit is electrically connected with MMI units and signal is connect；Antenna feeder unit receives 800MHz data-signals and transmits
To LBJ communication units, LBJ communication units are by 800MHz data signal transmissions to main control unit, and 800MHz data-signals are by master
Control cell data channel controlling transmission to MMI units, for realizing the channel radio of train protection alarm and car train end information
Letter；Main control unit is electrically connected with crosspoint and signal is connect, and crosspoint is communicated with 450MHz communication units, LTE-R respectively
Unit, GSM-R communication units, satellite positioning unit, LBJ communication units and MMI units are electrically connected to be connected with signal；Main control unit
It is connect with recording unit electrical connection and signal, recording unit is electrically connected with MMI units and signal is connect；Voice signal passes through master control
Unit voice channel controlling transmission to recording unit store, data-signal by master control unit data channel controlling transmission to
Recording unit stores, and satellite positioning information is transmitted to and is stored with recording unit by main control unit；Main control unit and interface unit electricity
Connection is connected with signal, and interface unit is electrically connected with MMI units and signal is connect.
Through the above technical solutions, using three kinds of wireless communications modes of LTE-R, GSM-R and 450MHz DA compatibility and depositing
Mode, realize LTE-R, GSM-R and 450MHz three kinds of communication pattern integrations of DA compatibility；It can be real using LBJ communication units
The transmission of existing 800MHz data.
As the further explanation to high ferro LTE-R cab integrated radio communications of the present invention, it is preferable that
GSM-R communication units include GSM-R Speech Communications unit and GSM-R data communication units；Wherein, main control unit is gone here and there by TTL
Mouth be electrically connected respectively with 450MHz communication units, GSM-R Speech Communications unit, GSM-R data communication units and power supply unit and
Signal connects, for realizing main control unit and 450MHz communication units and GSM-R communication units into row data communication and control with
And realize control of the main control unit to power supply unit.
Main control unit by LAN buses respectively with LTE-R communication units, satellite positioning unit, LBJ communication units, exchange
Unit, recording unit, interface unit and MMI1 units are electrically connected with MMI2 units and are connected with signal, for passing through crosspoint reality
Data forwarding in existing LAN buses between each interface.
Power supply unit by power bus respectively with 450MHz communication units, LTE-R communication units, GSM-R communication units,
Satellite positioning unit, LBJ communication units, main control unit, crosspoint, recording unit, interface unit and MMI1 units and MMI2
Unit is electrically connected, for providing direct current 13.8V supply voltages.
Through the above technical solutions, it is logical to realize 450MHz inside host using TTL serial ports, LAN buses and power bus
Believe unit, LTE-R communication units, GSM-R communication units, satellite positioning unit, LBJ communication units, main control unit, exchange list
The interconnection and communication of member, recording unit, interface unit and power supply unit.
As the further explanation to high ferro LTE-R cab integrated radio communications of the present invention, it is preferable that
Ethernet module is arranged in main control unit, and the ethernet module is electrically connected with MMI units and signal is connect, the ethernet module
It receives train video monitoring signal and is sent to MMI units and show.
It is transmitted through the above technical solutions, train video monitoring information may be implemented using Ethernet.
As the further explanation to high ferro LTE-R cab integrated radio communications of the present invention, it is preferable that
MMI units include CPU, LAN bus, USB interface, RS232 interface, RS422 interfaces, rgb interface, GPIO interface, IIS interfaces,
Button and display screen；Wherein, CPU is connect by LAN buses with the host or another MMI units electrical connection and signal；
CPU downloads equipment by USB interface external data；CPU is electrically connected with console by RS232 interface and signal is connect；CPU is logical
RS422 interfaces are crossed to connect with printer unit electrical connection and signal；CPU is electrically connected by rgb interface with display screen and signal connects
It connects；CPU is electrically connected with button by GPIO interface and signal is connect；CPU is electrically connected by IIS interfaces with speech codec
It is connected with signal, the speech codec is connect with electrophone and loudspeaker unit electrical connection and signal respectively.
Through the above technical solutions, LAN buses are connect with host or other MMI, the information such as voice, data and instruction are realized
Exchange；USB interface is downloaded equipment with external data and is connect, and realizes high-speed data download function；RS232 interface connects with console
It connects, realizes Linux console functions；RS422 interfaces are connect with printer unit, realize the printing function of picture and text；Rgb interface with
Display screen connects, and realizes the crystal display of video and picture and text；GPIO interface with by key connection, realize to the button of 8x8 into
Row scanning function；IIS interfaces are connect with speech codec, realize voice coding or decoding function.
As the further explanation to high ferro LTE-R cab integrated radio communications of the present invention, it is preferable that
Power supply unit includes that DC110V turns DC13.8V power regulator modules.
Through the above technical solutions, power supply unit provides reliable and stable DC13.8V operating voltages for other each units.
Beneficial effects of the present invention：
1, the present invention has 450MHz communication units, LTE-R communication units, GSM-R communication units and LBJ communication units,
The three kinds of communication pattern integrations of LTE-R, GSM-R and 450MHz DA compatibility are realized, and can realize the biography of 800MHz data
It is defeated, meet the specific demand that railway plurality of communication schemes seamlessly transits；
2, the present invention is connected using TTL interfaces connection 450MHz communication units and GSM-R communication units using LAN buses
LTE-R communication units and LBJ communication units carry out four tunnel communications with two passes, may be implemented using two passes simultaneously
Two-way communication is carried out, the transmission speed of communication is accelerated.
Description of the drawings
Fig. 1 is the general frame figure of the high ferro LTE-R cab integrated radio communications of the present invention；
Fig. 2 is the structural schematic diagram of the host of the present invention；
Fig. 3 is the Topology connection schematic diagram of the host of the present invention；
Fig. 4 is the functional block diagram of the main control unit of the present invention；
Fig. 5 is the functional block diagram of the MMI units of the present invention.
The reference numerals are as follows：
Antenna feeder unit 1；450MHz communication units 2；LTE-R communication units 3；GSM-R communication units 4；GSM-R speeches are logical
Believe unit 41；GSM-R data communication units 42；Satellite positioning unit 5；LBJ communication units 6；Main control unit 7；Crosspoint 8；
Recording unit 9；Interface unit 10；Power supply unit 11；MMI units 12 (that is, MMI1 units and MMI2 units)；CPU120；LAN is total
Line 121；Usb 1 22；RS232 interface 123；RS422 interfaces 124；Rgb interface 125；GPIO interface 126；IIS interfaces 127；
Button 128；Display screen 129；Printer unit 13；Electrophone 14；Loudspeaker unit 15.
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 high ferro LTE-R cab integrated radio communications of the present invention；Institute
It includes antenna feeder unit 1, host and MMI units 12 to state high ferro LTE-R cab integrated radio communications；Wherein, the host
Including 450MHz communication units 2, LTE-R communication units 3, GSM-R communication units 4, satellite positioning unit 5, LBJ communication units 6,
Main control unit 7, crosspoint 8, recording unit 9, interface unit 10 and power supply unit 11；Wherein, antenna feeder unit 1 respectively with
450MHz communication units 2, LTE-R communication units 3, GSM-R communication units 4, satellite positioning unit 5 and LBJ communication units 6 are electrically connected
It connects and is connected with signal；450MHz communication units 2, LTE-R communication units 3, GSM-R communication units 4, satellite positioning unit 5, LBJ
Communication unit 6, crosspoint 8, recording unit 9, interface unit 10, power supply unit 11 and MMI units 12 respectively with main control unit 7
Electrical connection is connected with signal；It is real using three kinds of wireless communications modes of LTE-R, GSM-R and 450MHz DA compatibility and by the way of depositing
Existing LTE-R, GSM-R and 450MHz three kinds of communication pattern integrations of DA compatibility；450MHz communication units 2, LTE-R communication units
3, GSM-R communication units 4, satellite positioning unit 5, LBJ communication units 6, main control unit 7, crosspoint 8, recording unit 9, connect
Mouth unit 10 and MMI units 12 are electrically connected with power supply unit 11 respectively；It is steady that power supply unit 11 including DC110V turns DC13.8V power supplys
Die block, power supply unit provide reliable and stable DC13.8V operating voltages for other each units；MMI units 12 respectively with printing
Machine unit 13, electrophone 14 and loudspeaker unit 15 are electrically connected to be connected with signal.
As shown in Figure 1, antenna feeder unit 1 is communicated with 450MHz communication units 2, LTE-R communication units 3 and GSM-R respectively
Unit 4 electrical connection connected with signal, 450MHz communication units 2, LTE-R communication units 3 and GSM-R communication units 4 respectively with master
The control electrical connection of unit 7 is connected with signal, and main control unit 7 is electrically connected with MMI units 12 and signal is connect, for realizing railway dispatching
Business voice, data and the information transmit-receive of instruction；Antenna feeder unit 1 receives voice signal, data-signal or command signal and passes
450MHz communication units 2, LTE-R communication units 3 and/or GSM-R communication units 4 are transported to, 450MHz communication units 2, LTE-R are logical
Voice signal, data-signal or command signal are transmitted to main control unit 7, voice letter by letter unit 3 and/or GSM-R communication units 4
Number by main control unit 7 voice channel controlling transmission to MMI units 12, data-signal passes through 7 data channel control of main control unit
System is transmitted to is transmitted to MMI units 12 with MMI units 12, command signal by main control unit 7；Alternatively, what MMI units 12 connected
Electrophone 14 sends voice signal to main control unit 7, main control unit 7 send voice signal to GSM-R Speech Communications unit 41,
LTE-R communication units 3 or 450MHz communication units 2 are sent, while being sent to recording unit 9 and being recorded；Voice communication
Driving communication, each work post private communication etc. between communicating, stand including train scheduling communication, station (field).
As shown in Figure 1, the electrical connection of antenna feeder unit 1 and satellite positioning unit 5 and signal are connect, satellite positioning unit 5 and
The electrical connection of main control unit 7 is connected with signal, for realizing the switching of 450MHz, LTE-R and GSM-R communication standard；In 450MHz
Communication section is scheduled communication using 450MHz wireless talkback communication standards, and GSM-R communication systems are used in GSM-R network section
Formula is scheduled communication, and communication is scheduled using LTE-R communication standards in LTE-R network segments；The reception of antenna feeder unit 1 is defended
Star signal is simultaneously transmitted to satellite positioning unit 5, and satellite positioning unit 5 carries out processing to satellite-signal and exported to main control unit 7
Satellite positioning information, main control unit 7 judge standard used in the zone system of place according to satellite positioning information.In 450MHz frequencies
Section structure LTE-R wireless transmission channels, extend base station coverage distance, meet the special need that railway plurality of communication schemes seamlessly transits
It asks.LTE-R networks increase wireless signal-path band width, improve the reliability of data communication efficiency and data communication, realize long-range nothing
Line inquires recording unit, and the data communication functions such as the monitoring of train security video, remote fault diagnosis are more reliable, data communication
Speed is faster.
As shown in Figure 1, antenna feeder unit 1 is electrically connected with LBJ communication units 6 and signal is connect, LBJ communication units 6 and master
The control electrical connection of unit 7 is connected with signal, and main control unit 7 is electrically connected with MMI units 12 and signal is connect, for realizing train protection
The wireless communication of alarm and car train end information；Antenna feeder unit 1 receives 800MHz data-signals and is transmitted to LBJ communication units
800MHz data signal transmissions to main control unit 7,800MHz data-signals are passed through 7 data of main control unit by 6, LBJ communication units 6
Channel controlling transmission to MMI units 12；Alternatively, MMI units 12, which send 800MHz data-signals to main control unit 7, carries out data
It arranges and is packaged, main control unit 7 sends 800MHz data-signals to LBJ communication units 6 and sent；800MHz data communications packets include
Train Approaching early warning, last vehicle of train information etc..
As shown in Figure 1, main control unit 7 and crosspoint 8 are electrically connected and signal is connect, crosspoint 8 respectively with 450MHz
Communication unit 2, LTE-R communication units 3, GSM-R communication units 4, satellite positioning unit 5, LBJ communication units 6 and MMI units 12
Electrical connection is connected with signal；Main control unit 7 is electrically connected with recording unit 9 and signal is connect, recording unit 9 and 12 electricity of MMI units
Connection is connected with signal；Voice signal is stored by 7 voice channel controlling transmission of main control unit to recording unit 9, data letter
It number is stored to recording unit 9 by main control unit 7 data channel controlling transmission, main control unit 7 transmits satellite positioning information
It is stored to recording unit 9；Main control unit 7 is electrically connected with interface unit 10 and signal is connect, interface unit 10 and MMI units 12
Electrical connection is connected with signal.
It is the functional block diagram of the main control unit of the present invention referring again to Fig. 4, Fig. 4；Main control unit 7 is each for connecting other
Component units are simultaneously communicated, and main control unit 7 is built based on ARMCortex-A8 core microprocessors, and CPU is integrated with 1 tunnel
Gigabit network interface realizes the transmission of train video monitoring information；Equipment is downloaded by USB interface external data, is realized under high-speed data
Carry function；It is electrically connected with console by RS232 interface and signal is connect, realize Linux console functions；Pass through LAN buses
LTE-R communication units are controlled, realize transmitting-receiving control and the priority control of business information；Pass through LAN bus marco LBJ communication units
Member realizes that the wireless communication of the information such as train protection alarm and car row tail, reserve battery built in LBJ communication units meet real
The power demands of existing train protection alarm, LBJ communication units are realized logical with MMI units 12 and main control unit 7 by LAN buses
Letter, and export self-detection result to MMI units 12 (MMI1 units and MMI2) and main control unit 7；Pass through LAN bus marco satellites
Bit location realizes that the Big Dipper/GPS satellite receives switching control, receives geography information, standard time information；Pass through LAN bus marcos
Recording unit communicates, and realizes the storage and inquiry of the information such as railway dispatching business voice, data；It is logical by LAN buses and MMI
Letter realizes the exchange of the information such as voice, data and instruction；It is logical by UART/TTL Interface Controller GSM-R communication units, 450MHz
Believe unit, realizes the switching, business information transmitting-receiving and priority control of communication standard；By UART/TTL interfaces, realize to electricity
The control of source unit, power input to built-in power module of voltage regulation provide stable supply voltage for main control unit 7；Pass through
RS485 interfaces acquire cab signal；Speech codec built in main control unit 7 realizes the voice coding or decoding work(of host
Energy；Voice channel and data channel built in main control unit 7 have in GSM-R communications, LTE-R communications and 450MHz communications three
The automatically scanning receive capabilities of the voice signal of system module output；When sending voice signal, these three can be used successively
Communication unit sends voice signal.
Fig. 2 and Fig. 3 are please referred to, Fig. 2 is the structural schematic diagram of the host of the present invention；Fig. 3 is the topology of the host of the present invention
Connection diagram；Host includes GSM-R Speech Communications unit 41, GSM-R data communication units 42, main control unit 7, satellite positioning
Unit 5, recording unit 9, LTE-R communication units 3, crosspoint 8, LBJ communication units 6, interface unit 10,450MHz communication units
Member 2 and power supply unit 11, GSM-R Speech Communications unit 41 and GSM-R data communication units are specifically divided by GSM-R communication units 4
Member 42, may be implemented the communication function of 450MHz voice signals and 450MHz data-signals, main control unit 7 passes through inside host
TTL serial ports respectively with 450MHz communication units 2, GSM-R Speech Communications unit 41, GSM-R data communication units 42 and power supply list
11 electrical connection of member is connected with signal to be connected with signal；450MHz communication units and GSM-R communication units are controlled by TTL serial ports,
Realize that switching, business information transmitting-receiving and voice signal and the data-signal of 450MHz communication standards and GSM-R communication standards are excellent
First power control；Power supply unit is controlled by TTL serial ports, realizes the control to power supply unit.Main control unit 7 passes through LAN buses point
Not with LTE-R communication units 3, satellite positioning unit 5, LBJ communication units 6, crosspoint 8, recording unit 9, interface unit 10
It is electrically connected with MMI units 12 and is connected with signal, for realizing the data in LAN buses between each interface by crosspoint 8
Forwarding, can be electrically connected in LAN buses and connect multiple MMI units 12 (MMI1 units and MMI2) with signal.It is shown in Fig. 3
The schematic diagram for connecting two MMI units (MMI1 units and MMI2) carries out networking using LAN bus modes, and host and MMI is mono-
Member connection controls LTE-R communication units by LAN bus high-speed interfaces, realizes transmitting-receiving control and the priority control of business information
System；Satellite positioning unit is controlled by LAN bus high-speed interfaces, realizes that the Big Dipper/GPS satellite receives switching control, is received geographical
Information, standard time information；LBJ communication units are controlled by LAN bus high-speed interfaces, realize train protection alarm and car row
The wireless communication of the information such as tail；Crosspoint is controlled by LAN bus high-speed interfaces, equipment internal lan function of exchange is provided；It is logical
LAN bus high-speed interfaces control recording unit is crossed, realizes the storage and inquiry of the information such as railway dispatching business voice, data；It is logical
LAN bus high-speed interface control interface units are crossed, realization distributes data between each interface；Pass through LAN bus high-speed interface controls
MMI units processed realize the exchange of the information such as voice, data and instruction；Crosspoint 8 is communicated with LTE-R respectively by LAN buses
Unit 3, satellite positioning unit 5, LBJ communication units 6, recording unit 9 and MMI units 12 are electrically connected to be connected with signal；It exchanges single
Member provides the interface function that MMI, recording unit, LTE-R communication units, satellite positioning unit, LBJ communication units access, and exchanges
Unit can also be achieved the interface function of external LAN accesses；Power supply unit 11 by power bus respectively with 450MHz communication units
2, LTE-R communication units 3, GSM-R communication units 4, satellite positioning unit 5, LBJ communication units 6, main control unit 7, crosspoint
8, recording unit 9, interface unit 10 and MMI units 12 are electrically connected connects with signal, and power supply unit provides surely for other each units
Fixed reliable DC13.8V operating voltages.
Fig. 5 is please referred to, Fig. 5 is that the functional block diagram MMI units 12 of the MMI units of the present invention include CPU120, LAN bus
121, usb 1 22, RS232 interface 123, RS422 interfaces 124, rgb interface 125, GPIO interface 126, IIS interfaces 127, press
Key 128 and display screen 129；Wherein, CPU120 be electrically connected with the host or another MMI units by LAN buses 121 and
Signal connects, and realizes the exchange of the information such as voice, data and instruction；CPU120 is set by the download of 22 external data of usb 1
It is standby, realize high-speed data download function；CPU120 is electrically connected with console by RS232 interface 123 and signal is connect, and realizes
Linux console functions；CPU120 is electrically connected with printer unit 13 by RS422 interfaces 124 and signal is connect, and realizes picture and text
Printing function；CPU120 is electrically connected with display screen 129 by rgb interface 125 and signal is connect, and realizes the liquid of video and picture and text
Brilliant display function；CPU120 is electrically connected with button 128 by GPIO interface 126 and signal is connect, and realizes and is carried out to the button of 8x8
Scanning function；CPU120 is electrically connected with speech codec by IIS interfaces 127 and signal is connect, the voice coding solution
Code device is connect with electrophone 14 and the electrical connection of loudspeaker unit 15 and signal respectively, realizes voice coding or decoding function.
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, when can various modifications may be made, equivalent replacement or improvement.Protection scope of the present invention is subject to the appended claims.
Claims (7)
1. a kind of high ferro LTE-R cab integrated radio communications, which is characterized in that the high ferro LTE-R locomotives integrate nothing
Line communication equipment includes antenna feeder unit (1), host and MMI units (12), MMI units (12) respectively with printer unit
(13), electrophone (14) is electrically connected with loudspeaker unit (15) and is connected with signal；Wherein,
The host includes 450MHz communication units (2), LTE-R communication units (3), GSM-R communication units (4), satellite positioning
Unit (5), LBJ communication units (6), main control unit (7), crosspoint (8), recording unit (9), interface unit (10) and power supply
Unit (11)；Wherein,
Antenna feeder unit (1) is electric with 450MHz communication units (2), LTE-R communication units (3) and GSM-R communication units (4) respectively
Connection connected with signal, 450MHz communication units (2), LTE-R communication units (3) and GSM-R communication units (4) respectively with master control
Unit (7) electrical connection is connected with signal, and main control unit (7) is electrically connected with MMI units (12) and signal is connect；Antenna feeder unit
(1) voice signal, data-signal or command signal are received and is transmitted to 450MHz communication units (2), LTE-R communication units (3)
And/or GSM-R communication units (4), 450MHz communication units (2), LTE-R communication units (3) and/or GSM-R communication units (4)
Voice signal, data-signal or command signal are transmitted to main control unit (7), voice signal is logical by main control unit (7) voice
Road controlling transmission to MMI units (12), data-signal by main control unit (7) data channel controlling transmission to MMI units
(12), command signal is transmitted to MMI units (12) by main control unit (7), for realizing railway dispatching business voice, data and
The information transmit-receive of instruction；
Antenna feeder unit (1) is electrically connected with satellite positioning unit (5) and signal is connect, satellite positioning unit (5) and main control unit
(7) electrical connection is connected with signal；Antenna feeder unit (1) receives satellite-signal and is transmitted to satellite positioning unit (5), satellite positioning
Unit (5) carries out processing to satellite-signal and to main control unit (7) output satellite location information, main control unit (7) is according to satellite
Location information judges standard used in the system of region, for realizing cutting for 450MHz, LTE-R and GSM-R communication standard
It changes；
Antenna feeder unit (1) is electrically connected with LBJ communication units (6) and signal is connect, LBJ communication units (6) and main control unit (7)
Electrical connection is connected with signal, and main control unit (7) is electrically connected with MMI units (12) and signal is connect；Antenna feeder unit (1) receives
800MHz data-signals are simultaneously transmitted to LBJ communication units (6), and LBJ communication units (6) are by 800MHz data signal transmissions to master control
Unit (7), 800MHz data-signals by main control unit (7) data channel controlling transmission to MMI units (12), for realizing
Train protection is alarmed and the wireless communication of car train end information；
Main control unit (7) and crosspoint (8) are electrically connected and signal is connect, crosspoint (8) respectively with 450MHz communication units
(2), LTE-R communication units (3), GSM-R communication units (4), satellite positioning unit (5), LBJ communication units (6) and MMI units
(12) electrical connection is connected with signal；
Main control unit (7) and recording unit (9) are electrically connected and signal is connect, recording unit (9) be electrically connected with MMI units (12) and
Signal connects；Voice signal is stored by main control unit (7) voice channel controlling transmission to recording unit (9), data-signal
It is stored to recording unit (9) by main control unit (7) data channel controlling transmission, main control unit (7) is by satellite positioning information
It is transmitted to and is stored with recording unit (9)；
Main control unit (7) is electrically connected with interface unit (10) and signal is connect, and interface unit (10) is electrically connected with MMI units (12)
It is connected with signal.
2. high ferro LTE-R cab integrated radio communications as described in claim 1, which is characterized in that GSM-R communication units
First (4) include GSM-R Speech Communications unit (41) and GSM-R data communication units (42)；Wherein,
Main control unit (7) by TTL serial ports respectively with 450MHz communication units (2), GSM-R Speech Communications unit (41), GSM-R
Data communication units (42) are electrically connected with power supply unit (11) and are connected with signal, logical for realizing main control unit (7) and 450MHz
Unit (2) and GSM-R communication units (4) are believed into row data communication and control and realize main control unit (7) to power supply unit
(11) control.
3. high ferro LTE-R cab integrated radio communications as claimed in claim 2, which is characterized in that main control unit (7)
By LAN buses respectively with LTE-R communication units (3), satellite positioning unit (5), LBJ communication units (6), crosspoint (8),
Recording unit (9), interface unit (10) and MMI1 units are electrically connected with MMI2 and are connected with signal, for passing through crosspoint (8)
Realize the data forwarding between each interface in LAN buses.
4. the high ferro LTE-R cab integrated radio communications as described in claims 1 or 2 or 3, which is characterized in that power supply list
First (11) by power bus respectively with 450MHz communication units (2), LTE-R communication units (3), GSM-R communication units (4),
Satellite positioning unit (5), LBJ communication units (6), main control unit (7), crosspoint (8), recording unit (9), interface unit
(10) and MMI1 units and MMI2 electrical connection, for providing direct current 13.8V supply voltages.
5. high ferro LTE-R cab integrated radio communications as described in claim 1, which is characterized in that main control unit (7)
Ethernet module is set, and the ethernet module is electrically connected with MMI units (12) and signal is connect, and the ethernet module receives
Train video monitoring signal is simultaneously sent to MMI units (12) display.
6. high ferro LTE-R cab integrated radio communications as described in claim 1, which is characterized in that MMI units (12)
Including CPU (120), LAN buses (121), USB interface (122), RS232 interface (123), RS422 interfaces (124), rgb interface
(125), GPIO interface (126), IIS interfaces (127), button (128) and display screen (129)；Wherein,
CPU (120) is connect by LAN buses (121) with the host or another MMI units electrical connection and signal；CPU
(120) equipment is downloaded by USB interface (122) external data；CPU (120) is electrically connected by RS232 interface (123) with console
It connects and is connected with signal；CPU (120) is electrically connected with printer unit (13) by RS422 interfaces (124) and signal is connect；CPU
(120) it is electrically connected with display screen (129) by rgb interface (125) and signal is connect；CPU (120) passes through GPIO interface (126)
It is connect with button (128) electrical connection and signal；CPU (120) be electrically connected with speech codec by IIS interfaces (127) and
Signal connects, and the speech codec is electrically connected with electrophone (14) and loudspeaker unit (15) respectively and signal connects
It connects.
7. high ferro LTE-R cab integrated radio communications as described in claim 1, which is characterized in that power supply unit (11)
Turn DC13.8V power regulator modules including DC110V.
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| CN201810727305.0A CN108599807A (en) | 2018-07-05 | 2018-07-05 | A kind of high ferro LTE-R cab integrated radio communications |
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| CN201810727305.0A CN108599807A (en) | 2018-07-05 | 2018-07-05 | A kind of high ferro LTE-R cab integrated radio communications |
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| 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 |
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| CN112689263A (en) * | 2020-12-09 | 2021-04-20 | 中国铁道科学研究院集团有限公司通信信号研究所 | Redundancy control method for data channel of locomotive double-end wireless synchronous control communication equipment |
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Application publication date: 20180928 |