CN206226447U - A kind of train broadcasting system for carrying out remote on-demand - Google Patents
A kind of train broadcasting system for carrying out remote on-demand Download PDFInfo
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- CN206226447U CN206226447U CN201621115186.6U CN201621115186U CN206226447U CN 206226447 U CN206226447 U CN 206226447U CN 201621115186 U CN201621115186 U CN 201621115186U CN 206226447 U CN206226447 U CN 206226447U
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- power amplifier
- audio
- frequency power
- amplifier module
- audio frequency
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Abstract
The utility model is related to a kind of train broadcasting system for carrying out remote on-demand, including audio frequency power amplifier module and audio data block, the audio data block is connected with audio frequency power amplifier module, the audio frequency power amplifier module is connected with the playback equipment in all compartments of train, the audio data block includes voice data pretreatment unit, program request signal receiver and CPU, the program request signal receiver is connected by On-board LAN with handheld terminal, the CPU respectively with voice data pretreatment unit, program request signal receiver and audio frequency power amplifier module are connected.Compared with prior art, have the advantages that can be strong with remote operation, real-time VOD, convenient management and compatible extensions performance for the utility model.
Description
Technical field
The utility model is related to a kind of broadcast system, more particularly, to a kind of broadcasting for train system for carrying out remote on-demand
System.
Background technology
Existing broadcast system, with following 2 problems：
1st, unitary function, managerial difference.Existing broadcast system, is all analogue transmission, the pattern of labor management of using, only
The activities such as background music, the broadcast notice that can be used in local area, and need special messenger to be operated at special time point, manage
Property is poor.
2nd, compatible, autgmentability is not good.Existing broadcast system cannot realize that number format (mp3) audio file is straight in terminal
Connect broadcasting, it is impossible to be connected with IP network, it is impossible to remote wireless controlled, source of sound digitlization, management operation are played certainly with real realization
The target of dynamicization.
In sum, traditional broadcast flow can not meet the requirement of staff, it is necessary to a kind of have remote operation energy
The broadcasting equipment of power.
Utility model content
The purpose of this utility model is directed to above mentioned problem and provides a kind of train broadcasting system for carrying out remote on-demand.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of train broadcasting system for carrying out remote on-demand, including audio frequency power amplifier module and audio data block, it is described
Audio data block is connected with audio frequency power amplifier module, and the audio frequency power amplifier module is connected with the playback equipment in all compartments of train,
The audio data block includes voice data pretreatment unit, program request signal receiver and CPU, the program request
Signal receiver is connected by On-board LAN with handheld terminal, and the CPU pre-processes single with voice data respectively
The connection of unit, program request signal receiver and audio frequency power amplifier module.
The voice data pretreatment unit includes audio recording device, audio files storage equipment and analog-digital converter,
The audio recording device is connected with audio files storage equipment, the analog-digital converter respectively with audio files storage equipment and
CPU is connected.
The CPU includes TERMINATION MANAGER, plays setting device and central processing unit, the TERMINATION MANAGER
It is connected with program request signal receiver, the setting device of playing is connected with voice data pretreatment unit, the central processing unit point
Device is not set with TERMINATION MANAGER, broadcasting and audio frequency power amplifier module is connected.
The audio frequency power amplifier module includes wave filter and power amplifier, and the wave filter is connected with audio data block,
The power amplifier is connected with wave filter and playback equipment respectively.
The On-board LAN includes at least 2 radio reception devices of bridge joint.
The handheld terminal includes smart mobile phone, panel computer and remote control equipment.
Compared with prior art, the utility model has the advantages that：
(1) feature is strong：By setting program request signal receiver, except meeting original broadcast capability demand, increased
Remote on-demand function.
(2) compatibility is good：Because voice data pretreatment unit includes audio recording device, therefore the system compatible is current
All of audio file formats on the market, while the system compatibility IOS, the hand-held terminal device of android system.
(3) scalability is strong：Audio data block supports that INTERNET is accessed, and supports that 4G modules are accessed, and realizes long-range behaviour
Make and strange land broadcast.
(4) good stability：CPU is provided with TERMINATION MANAGER, can be carried out when multiple handheld terminals are accessed
Management, it is to avoid the system crash during program request simultaneously of multiple handheld terminals, while be also convenient for being managed hand-held terminal device.
(5) result of broadcast is good：Wave filter and power amplifier are provided with audio frequency power amplifier module, denoising can be carried out to audio
Amplify, strengthen result of broadcast.
(6) distance limitation is broken away from：All handheld terminals in network coverage can be carried out a little to broadcast system
Operation is broadcast, the limitation to audio transmission distance has been broken away from.
Brief description of the drawings
Fig. 1 is the structural representation of the system；
Fig. 2 is remote on-demand functional realiey schematic diagram；
Wherein, 1 is audio data block, and 2 is audio frequency power amplifier module, and 11 is voice data pretreatment unit, and 12 is program request
Signal receiver, 13 is CPU, and 21 is wave filter, and 22 is power amplifier.
Specific embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with the utility model
Implemented premised on technical scheme, given detailed implementation method and specific operating process, but guarantor of the present utility model
Shield scope is not limited to following embodiments.
As shown in figure 1, a kind of train broadcasting system for carrying out remote on-demand is present embodiments provided, including audio frequency power amplifier
Module 2 and audio data block 1, audio data block 1 are connected with audio frequency power amplifier module 2, and audio frequency power amplifier module 2 owns with train
The playback equipment connection in compartment, audio data block 1 is provided with program request signal receiver 12, by On-board LAN and handheld terminal
Connection, On-board LAN include at least 2 bridge joint radio reception devices, handheld terminal include smart mobile phone, panel computer and
Remote control equipment.
Wherein, audio data block 1 includes voice data pretreatment unit 11, program request signal receiver 12 and center treatment
Unit 13, CPU 13 respectively with voice data pretreatment unit 11, program request signal receiver 12 and audio frequency power amplifier mould
Block 2 is connected.Voice data pretreatment unit 11 includes audio recording device, audio files storage equipment and analog-digital converter, sound
Frequency recording device is connected with audio files storage equipment, and analog-digital converter is single with audio files storage equipment and center treatment respectively
Unit 13 connects.CPU 13 includes TERMINATION MANAGER, plays setting device and central processing unit, TERMINATION MANAGER and program request
Signal receiver 12 is connected, and it is hardware device to play and set device, and the play mode of audio file can be set by manual operation
With playing sequence etc., the broadcasting sets device and is connected with voice data pretreatment unit 11, central processing unit respectively with terminal management
Device, broadcasting set device and audio frequency power amplifier module 2 is connected.Audio frequency power amplifier module 2 includes wave filter 21 and power amplifier 22, filtering
Device 21 is connected with audio data block 1, and power amplifier 22 is connected with wave filter 21 and playback equipment respectively.
The system realizes the schematic diagram of remote on-demand function as shown in Fig. 2 realizing the specific steps of remote on-demand function such as
Under：
S1 On-board LAN) is arranged；
S2) audio recording device typing played file, and (timing is played, and is followed to set play rules in setting device is played
Ring is played, and list is played etc.), played file is stored in audio files storage equipment；
S3) configuration vehicle-mounted broadcasting equipment parameter (coded format, IP address etc.) and hand-held terminal device；
S4) runtime：
S41) played file is converted to digital audio file and transmits to central processing unit by analog-digital converter；
S42) program request signal receiver 12 receives the program request signal of handheld terminal and transmits it to TERMINATION MANAGER, terminal
The handheld terminal that manager administration is accessed, and signal transmission to central processing unit will be managed；
S43) central processing unit is calculated according to the setting rule and management signal of playing setting device, it is determined that playing literary
Part, reproduction time and playing sequence, and played file to be played is transmitted to audio frequency power amplifier module 2；
S44) audio frequency power amplifier module 2 is filtered and power amplification to played file to be played, transmits afterwards to compartment
Playback equipment play out.
After by handheld terminal access network, all mobile phone terminals in net can coordinate the mobile phone terminal APP to carry out reality
When play-on-demand program and urgent mouth the operation such as broadcast, the system supports VOIP phones, supports local area network building, can support Android
With IOS system equipments.
Claims (6)
1. a kind of train broadcasting system for carrying out remote on-demand, including audio frequency power amplifier module and audio data block, the sound
Frequency data module is connected with audio frequency power amplifier module, and the audio frequency power amplifier module is connected with the playback equipment in all compartments of train, its
It is characterised by, the audio data block includes voice data pretreatment unit, program request signal receiver and CPU,
The program request signal receiver is connected by On-board LAN with handheld terminal, the CPU respectively with voice data
The connection of pretreatment unit, program request signal receiver and audio frequency power amplifier module.
2. the train broadcasting system for carrying out remote on-demand according to claim 1, it is characterised in that the voice data
Pretreatment unit includes audio recording device, audio files storage equipment and analog-digital converter, the audio recording device and sound
Frequency file storage device is connected, and the analog-digital converter is connected with audio files storage equipment and CPU respectively.
3. the train broadcasting system for carrying out remote on-demand according to claim 1, it is characterised in that the center treatment
Unit includes TERMINATION MANAGER, plays setting device and central processing unit, and the TERMINATION MANAGER is connected with program request signal receiver,
The setting device of playing is connected with voice data pretreatment unit, and the central processing unit sets with TERMINATION MANAGER, broadcasting respectively
Put device and audio frequency power amplifier module connection.
4. the train broadcasting system for carrying out remote on-demand according to claim 1, it is characterised in that the audio frequency power amplifier
Module includes wave filter and power amplifier, and the wave filter is connected with audio data block, the power amplifier respectively with
Wave filter and playback equipment are connected.
5. the train broadcasting system for carrying out remote on-demand according to claim 1, it is characterised in that the vehicle-mounted local
Net includes at least 2 radio reception devices of bridge joint.
6. the train broadcasting system for carrying out remote on-demand according to claim 1, it is characterised in that the handheld terminal
Including smart mobile phone, panel computer and remote control equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621115186.6U CN206226447U (en) | 2016-10-11 | 2016-10-11 | A kind of train broadcasting system for carrying out remote on-demand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621115186.6U CN206226447U (en) | 2016-10-11 | 2016-10-11 | A kind of train broadcasting system for carrying out remote on-demand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206226447U true CN206226447U (en) | 2017-06-06 |
Family
ID=58783040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621115186.6U Active CN206226447U (en) | 2016-10-11 | 2016-10-11 | A kind of train broadcasting system for carrying out remote on-demand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206226447U (en) |
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2016
- 2016-10-11 CN CN201621115186.6U patent/CN206226447U/en active Active
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