CN203827332U - Wireless communication terminal device for track traffic - Google Patents
Wireless communication terminal device for track traffic Download PDFInfo
- Publication number
- CN203827332U CN203827332U CN201420190223.4U CN201420190223U CN203827332U CN 203827332 U CN203827332 U CN 203827332U CN 201420190223 U CN201420190223 U CN 201420190223U CN 203827332 U CN203827332 U CN 203827332U
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- locomotive platform
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- locomotive
- communication terminal
- platform
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- 238000004891 communication Methods 0.000 title claims abstract description 16
- 230000003137 locomotive effect Effects 0.000 claims abstract description 41
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 230000006870 function Effects 0.000 abstract description 6
- 238000001228 spectrum Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- Mobile Radio Communication Systems (AREA)
Abstract
The utility model relates to a wireless communication terminal device for track traffic. The device is a locomotive platform; wireless communication is performed between the locomotive platform and a CAD server, between the locomotive platform and a dispatching desk, between the locomotive platform and a fixed station, between the locomotive platform and other locomotive platforms, and between the locomotive platform and an external-line phone through wireless network coverage; the locomotive platform comprises a control box, a host and an antenna; the control box comprises a display operating unit, a control unit and a recording unit; and the host comprises a power supply unit, a switching unit and a TETRA module. Compared with other several digital cluster systems, the wireless communication terminal device has the advantages of more complete command and scheduling functions, the strong anti-interference capability, the high frequency spectrum utilization rate, the large system capacity and the like, can provide voice, and can satisfy a requirement of the high-quality locomotive platform which is provided for light rail transit.
Description
Technical field
The utility model relates to Wireless Telecom Equipment, particularly a kind of track traffic radio communication terminal.
Background technology
At present, trunking mobile communication is progressively from simulation era trend digital Age.Because the simulation trunking mobile communication net of track traffic exists frequency low; The class of business that can provide is limited, and high data rate service can not be provided; Exist cost of removing equipment high, the defect such as volume is large.Therefore, TETRA wireless communication system is used for to light rail subway field, obtain at present generally accreditation both domestic and external, domestic light rail metro project has nearly all adopted TETRA system, TETRA system is also brought into use in the places such as Civil Aviation Airport successively, and visible TETRA is more and more extensive in the application in special market.In order to strengthen high data rate service, meet track traffic dispatching services demand, further realize call-handling capability, for user provides reliable voice-and-data service, current that the communication terminal device of existing light rail subway is carried out to secondary development is imperative.
Summary of the invention
In view of deficiency and the defect of above-mentioned prior art existence, the utility model provides reliable voice-and-data service for track traffic development one can be user, be adapted to track traffic dispatching requirement, track traffic radio communication terminal---locomotive station based on TETRA technology.
The technical scheme that the utility model is taked is: a kind of track traffic radio communication terminal, it is characterized in that: described track traffic radio communication terminal is locomotive platform, this locomotive platform is covered respectively and is carried out radio communication with CAD server, dispatching desk, fixed station, several locomotive platform and outside line by wireless network, and described locomotive platform comprises control box part, host machine part and antenna; Control box part comprises demonstration operating unit, control unit and recording unit; Host machine part comprises power subsystem, adapter unit and TETRA module; Wherein the demonstration operating unit in control box is connected with control unit with liquid crystal interface by keystroke interface respectively, control unit connects electrophone and loudspeaker, and be connected to recording unit by recording access, be connected with host machine part by debug serial port and USB interface, recording unit is connected to SD card interface simultaneously; Power subsystem in main frame is connected with TETRA module by adapter unit, and TETRA module connects described antenna.
The attainable function of the utility model is as follows:
1. driver presses and manually turns group button, manually selects ownership dispatching desk, and inputs running number and department's plane No., manually turns group.
2. in rolling stock section, the calling of rolling stock section's fixed station can be initiated/receive to locomotive platform (other locomotive platform).Trainman in rolling stock section can initiate or receive the calling of rolling stock section's dispatching desk.
3. the calling when station fixed station in area under control, next stop can be initiated/be received to the locomotive platform on main track; Can initiate/receive the calling to dispatching desk; Can initiate the urgent call to traffic control panel; Locomotive in rolling stock section can be initiated the urgent call to rolling stock section's dispatching desk; Can receive the broadcast & call that traffic control panel is sent; Transfer by dispatching desk, locomotive platform can be realized the call with outside line.
4. can realize the call between different trains.Locomotive platform can sending/receiving dispatching desk short message.Locomotive platform can record and dial, received call and missed call.
5. the backlight illumination of volume and liquid crystal can be set.
6. can record to all calls, and can carry out playback.Comprise multiple prompt tone, ringing tone, busy tone, feeble field district prompt tone.
7. locomotive platform can carry out self-inspection and provide alarm self operating voltage, temperature and wireless signal field.
Feature of the present utility model is: locomotive platform, for user provides reliable speech, ensures the normal talking between TD person and driver, Platform attendant and driver when operation, meet daily TD; After entering rolling stock section, ensure the normal talking between signal box dispatcher and driver, running person on duty and driver.Realize control unit simultaneously and the message interaction of TETRA main frame and recording unit, and have speech business, sound-recording business, switch and auditory tone cues at interface frequently; Adopt the liquid crystal display screen of high-resolution and large-screen, realize a large amount of Refresh Data while renewal between interface.
The utility model, compared with other several digital cluster systems, has command scheduling function ratio more complete, and antijamming capability is strong, and the availability of frequency spectrum is high, and power system capacity is large, and the features such as voice can be provided, for current light rail transit provides the demand of high-quality locomotive platform.
Brief description of the drawings
Fig. 1 is the theory diagram that locomotive platform of the present utility model and other terminal system communicate;
Fig. 2 is locomotive platform equipment connection theory diagram.
Embodiment
Understand the utility model for clearer, describe in detail below in conjunction with drawings and Examples:
As shown in Figure 1, this locomotive platform is the track traffic radio communication terminal based on TETRA technology, selects the main flow ARM9 processor S3C2440 of 400M dominant frequency to carry out the exploitation of embedded OS.Locomotive platform can send position checking solicited message, warning information to CAD server, and can receive clock information, ATS information that CAD server sends; Can complete and the communicating by letter of dispatching desk, fixed station; Switching realization that can be by dispatching desk is communicated by letter with other locomotives on main track; Can send and connect and the communicating by letter of outside line by dispatching desk.
As shown in Figure 2, locomotive platform is mainly made up of main frame, control box and antenna.Locomotive platform main frame is mainly made up of TETRA module, power subsystem and adapter unit.TETRA module completes voice, the function of data and signal processing, adopt the MTM800 of MOTOROLA company, MTM800E is the Digital Clustering vehicle module based on TETRA standard, up-to-date digital signal processor (DSP) and linear RF power amplifier (PA) technology are adopted, communicate by TETRA air interface protocol and base station, can meet the functional requirement of locomotive platform and fixed station.In the locomotive platform of secondary development, mainly carry out the interactive function of call treatment and short data.
The DC110V that power subsystem provides locomotive is converted into DC13.8V, and for TETRA module and control box provide voltage, power subsystem adopts existing 4137 power circuits.
The object of adapter unit is to realize the connection of control unit and TETRA module, and realizes the power supply control of control unit to TETRA module.Adapter unit cardinal principle is by the mutual level conversion of message data between TETRA module and control unit; Between audio signal balance and non-balance, change, in order to increase the anti-interference in audio signal transmission process, between TETRA module and control panel, audio signal all will transfer balanced signal to and transmits; Adapter unit is realized the power supply control to TETRA module, once TETRA module crashes, cannot carry out soft-off, and the power supply of controlling TETRA module carries out hard power-off operation; Adapter unit can also be realized the control of locomotive platform broadcast and alarm signal.
Locomotive platform control box is mainly by control unit, recording unit, demonstration operating unit and some peripheral hardwares (handle, loud speaker) composition.Main Function is man-machine interface, for client provides friendly Chinese display interface, various operation control buttons and speech input and output easily; Can also record to all calls.
Control unit adopts Embedded System Design, system adopts ARM flush bonding processor, embedded OS WinCE and mbedded GUI to design, the built-in locomotive platform control interface of system, audio output interface is communicated by letter and data, services for locomotive operation provides.Control unit CPU adopts embedded processors ARM 9; Memory is selected the Nand Flash chip of Samsung company; Internal memory adopts SDRAM type memory.
Recording unit adopts CIR record cell, is stored in Nand Flash memory.
Show the TFT liquid crystal that operating unit liquid crystal adopts, button adopts 5 × 5 keyboard matrix.
Claims (1)
1. a track traffic radio communication terminal, it is characterized in that: described track traffic radio communication terminal is locomotive platform, this locomotive platform is covered respectively and is carried out radio communication with CAD server, dispatching desk, fixed station, several locomotive platform and outside line by wireless network, and described locomotive platform comprises control box part, host machine part and antenna; Control box part comprises demonstration operating unit, control unit and recording unit; Host machine part comprises power subsystem, adapter unit and TETRA module; Wherein the demonstration operating unit in control box is connected with control unit with liquid crystal interface by keystroke interface respectively, control unit connects electrophone and loudspeaker, and be connected to recording unit by recording access, be connected with host machine part by debug serial port and USB interface, recording unit is connected to SD card interface simultaneously; Power subsystem in main frame is connected with TETRA module by adapter unit, and TETRA module connects described antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420190223.4U CN203827332U (en) | 2014-04-18 | 2014-04-18 | Wireless communication terminal device for track traffic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420190223.4U CN203827332U (en) | 2014-04-18 | 2014-04-18 | Wireless communication terminal device for track traffic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203827332U true CN203827332U (en) | 2014-09-10 |
Family
ID=51482789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420190223.4U Expired - Lifetime CN203827332U (en) | 2014-04-18 | 2014-04-18 | Wireless communication terminal device for track traffic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203827332U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105416341A (en) * | 2015-12-11 | 2016-03-23 | 天津七一二通信广播有限公司 | Flat shunting machine controller supporting shunting order display and printing and implementation method |
| CN105873144A (en) * | 2016-05-31 | 2016-08-17 | 天津七二通信广播有限公司 | Dual-mode locomotive station supporting GSM-R and MPT1327 functions and seamless switching method |
-
2014
- 2014-04-18 CN CN201420190223.4U patent/CN203827332U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105416341A (en) * | 2015-12-11 | 2016-03-23 | 天津七一二通信广播有限公司 | Flat shunting machine controller supporting shunting order display and printing and implementation method |
| CN105416341B (en) * | 2015-12-11 | 2017-04-05 | 天津七一二通信广播股份有限公司 | It is a kind of to support to adjust flat shunting machine control device and the implementation method for singly showing and printing |
| CN105873144A (en) * | 2016-05-31 | 2016-08-17 | 天津七二通信广播有限公司 | Dual-mode locomotive station supporting GSM-R and MPT1327 functions and seamless switching method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300462 Binhai New Area, Tianjin economic and Technological Development Zone, North Street, No. 141 Patentee after: TIANJIN 712 COMMUNICATION & BROADCASTING Co.,Ltd. Address before: 300462 Binhai New Area, Tianjin economic and Technological Development Zone, North Street, No. 141 Patentee before: Tianjin 712 Communication & Broadcasting Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |