CN206908609U - A kind of conference and exhibition center's broadcast system based on digital power amplifier - Google Patents
A kind of conference and exhibition center's broadcast system based on digital power amplifier Download PDFInfo
- Publication number
- CN206908609U CN206908609U CN201720692997.0U CN201720692997U CN206908609U CN 206908609 U CN206908609 U CN 206908609U CN 201720692997 U CN201720692997 U CN 201720692997U CN 206908609 U CN206908609 U CN 206908609U
- Authority
- CN
- China
- Prior art keywords
- power amplifier
- conference
- broadcast
- digital
- input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Radio Relay Systems (AREA)
Abstract
The utility model belongs to digital power amplifier technical field, a kind of more particularly to conference and exhibition center's broadcast system based on digital power amplifier, the master control chamber unit includes the microphone that input is connected to sound console, deck, DVD player, numerical control radio, the sound console output is connected to system audio server, the system audio server input is connected to fire-fighting centre audio system, the system audio server access network based on ethernet interchanger, the utility model solves the problems, such as that prior art has the multifunctional large-scale play system for not being suitable for conference and exhibition center, with suitable large-scale project application, can be to other terminals, subregion, the whole district calls, leader is without arriving broadcasting center, the advantageous effects of fire-fighting link function.
Description
Technical field
The utility model belongs to digital power amplifier technical field, more particularly to a kind of conference and exhibition center's broadcast based on digital power amplifier
System.
Background technology
Digit broadcasting system is the new ideas Multimedia Mobile broadcast service that communication and broadcast blend, and is referred to as the 3rd
For radio broadcasting, this technology in addition to supporting traditional audio broadcasting, can also by MPEG-4, H.264 and
The various ways such as MPEG-2, AAC+, on a variety of Transmitting of Multi-media Information such as transport information and news to mobile phone, there is provided high quality
Tonequality and diversified data, services.And it uses the CDM consistent with mobile phone
(CodeDivisionMultiplexing) technology, it is particularly suitable for mobile reception environment, can preferably tackles mobile reception ring
The multifunctional large-scale broadcasting for not being suitable for conference and exhibition center be present in the multipath interference problem that signal quality declines in border, prior art
The problem of system.
Utility model content
The utility model provides a kind of conference and exhibition center's broadcast system based on digital power amplifier, to solve in above-mentioned background technology
Propose prior art and the problem of multifunctional large-scale play system for not being suitable for conference and exhibition center be present.
The technical problem that the utility model solves is realized using following technical scheme：A kind of meeting based on digital power amplifier
Center broadcast system is opened up, including Ethernet switch, the Ethernet switch are respectively connected to master control chamber unit, sub-control room list
Member, office unit, center studio hall unit and outdoor unit；
The master control chamber unit includes microphone, deck, DVD player, the numerical control radio that input is connected to sound console, the tune
The output of sound platform is connected to system audio server, and the system audio server input is connected to fire-fighting centre audio system, institute
State system audio server access network based on ethernet interchanger；
The outdoor unit includes digital broadcast terminal, the digital broadcast terminal access network based on ethernet interchanger, the number
The output of word broadcast terminal is connected to level pressure power amplifier, and the level pressure power amplifier output is connected to outdoor loudspeaker box.
Further, the sub-control room is long-range sub-control room.
Further, the long-range sub-control room includes remote work station, and the remote work station input is connected to microphone, described
Workstation internet is connected to fire wall outer net port, the fire wall Intranet port access network based on ethernet interchanger.
Further, the office unit includes inter workstation, and the inter workstation input is connected to microphone, described
Inter workstation access network based on ethernet interchanger.
Further, the center studio hall unit includes digital broadcast terminal, and the digital broadcast terminal output is connected to
Active audio amplifier, the digital broadcast terminal are wirelessly input to be connected to remote control.
Advantageous effects：
1st, this patent includes inputting the microphone for being connected to sound console, deck, DVD player, numerical control using the master control chamber unit
Radio, the sound console output are connected to system audio server, and the system audio server input is connected in fire-fighting
Heart sound display system, the system audio server access network based on ethernet interchanger, the outdoor unit include digital broadcast terminal, institute
Digital broadcast terminal access network based on ethernet interchanger is stated, the digital broadcast terminal output is connected to level pressure power amplifier, the level pressure work(
To put output and be connected to outdoor loudspeaker box, system backbone road uses ICP/IP protocol Digital Transmission, audio and control simultaneous transmission,
Speech quality is set to reach professional CD levels, system server configures massive store hard disk simultaneously, can store substantial amounts of audio signal,
Break through traditional physical circuit transmission limitation, network bandwidth 10M can the nearly 100 sets audio signals of simultaneous transmission, with broadcasting not
The music of same audio format, to meet the hobby of different zones personnel, such as different sales field can play suitable one's respective area
The exploitation of sales field, bigger demonstration effect is created for this sales field, play the sharpest edges of broadcast system, public broadcasting system
Fire broadcast is divided into multiple broadcast subregions by system subregion by structural fire protection zoning requirements, and background music broadcast is wide with fire-fighting emergent
The equipment such as the source of sound broadcast, power, amplifier, loudspeaker share a set of, and function is used separately, and shares a line system, system
When usually needing the play service to broadcast, background music can be cut off；During generation fire, link, form with building fire protection alarm system
Emergency broadcast system, the broadcast of fire and emergency episode is realized, realize resource-sharing, economize on resources to greatest extent, while the
Casualties and property loss are avoided in one time, all safety in square is ensured, passes through computer room RP Radio Paging microphone or sub-control
Center microphone, broadcast notice, warm tip or greeting etc. quickly can be carried out to arbitrary region in square or multiple regions, saved
Time, estate management efficiency in square being improved, present networks broadcast system is that intelligent traditional product is incomparable doing mega project,
Reduce and repeat to connect up, reduce project under construction, be adapted to large-scale project application.
2nd, this patent uses the sub-control room as long-range sub-control room, and the long-range sub-control room includes remote work station, described
Remote work station input is connected to microphone, and the workstation internet is connected to fire wall outer net port, in the fire wall
Port access network based on ethernet interchanger is netted, the paging function of the system can call multiple terminals, subregion, the whole district computer, together
When, desktop microphone type terminal can be also called other terminals, subregion, whole district's (being free of this terminal).
3rd, this patent includes inter workstation using the office unit, and the inter workstation input is connected to words
Cylinder, the inter workstation access network based on ethernet interchanger, because present networks broadcast can realize the online speech of leader, leader need not
To broadcasting center, by any one computer being connected with system server, can be realized with the microphone through computer remote
Journey is talked, can be to the whole district, subregion, packet speech.
4th, this patent is connected to fire-fighting centre audio system using system audio server input, and the system can combine
Intelligent fire-fighting interface fire-fighting short-circuit signal, pre-sets alarm mode on server software, you can carries out fire-fighting link
Function.
Brief description of the drawings
Fig. 1 is a kind of structural representation of conference and exhibition center's broadcast system based on digital power amplifier of the utility model.
Embodiment
The utility model is described further below in conjunction with accompanying drawing：
In figure：1- Ethernet switches, 2- master control chamber units, 3- sub-control chamber units, 4- office units, 5- are performed in a radio or TV programme at center
Room unit, 6- outdoor units, 7- sound consoles, 8- microphones, 9- decks, 10-DVD machines, 11- numerical control radios, 12- system audios clothes
Business device, 13- fire-fighting centre audio systems, 14- digital broadcast terminals, 15- level pressure power amplifiers, 16- outdoor loudspeaker boxes, 17- teleworks
Stand, 18- internets, 19- fire walls, 20- inter workstations, 21- active audio amplifiers, 22- remote controls.
Embodiment：
The present embodiment：As shown in figure 1, a kind of conference and exhibition center's broadcast system based on digital power amplifier, including Ethernet exchanging
Machine 1, the Ethernet switch 1 are respectively connected to master control chamber unit 2, sub-control chamber unit 3, office unit 4, center studio hall list
Member 5 and outdoor unit 6；
The master control chamber unit 2 includes microphone 8, deck 9, DVD player 10, the numerical control radio that input is connected to sound console 7
11, the output of sound console 7 is connected to system audio server 12, and the input of system audio server 12 is connected in fire-fighting
Heart sound display system 13, the access network based on ethernet interchanger 1 of system audio server 12；
The outdoor unit 6 includes digital broadcast terminal 14, the access network based on ethernet interchanger 1 of digital broadcast terminal 14,
The output of digital broadcast terminal 14 is connected to level pressure power amplifier 15, and the output of level pressure power amplifier 15 is connected to outdoor loudspeaker box 16.
The sub-control room is long-range sub-control room.
The long-range sub-control room includes remote work station 17, and the input of remote work station 17 is connected to microphone 8, the work
Stand and be connected to the outer net port of fire wall 19, the Intranet port access network based on ethernet interchanger 1 of fire wall 19 through internet 18.
The office unit 4 includes inter workstation 20, and the input of inter workstation 20 is connected to microphone 8, described
The access network based on ethernet interchanger 1 of inter workstation 20.
The center studio hall unit 5 includes digital broadcast terminal 14, and the output of digital broadcast terminal 14 has been connected to
Source audio amplifier 21, the digital broadcast terminal 14 are wirelessly input to be connected to remote control 22.
Operation principle：
This patent includes inputting the microphone for being connected to sound console, deck, DVD player, numerical control receipts by the master control chamber unit
Sound machine, the sound console output are connected to system audio server, and the system audio server input is connected to fire-fighting center
Audio system, the system audio server access network based on ethernet interchanger, the outdoor unit includes digital broadcast terminal, described
Digital broadcast terminal access network based on ethernet interchanger, the digital broadcast terminal output are connected to level pressure power amplifier, the level pressure power amplifier
Output is connected to outdoor loudspeaker box, and system backbone road uses ICP/IP protocol Digital Transmission, audio and control simultaneous transmission, made
Speech quality reaches professional CD levels, and system server configures massive store hard disk simultaneously, can store substantial amounts of audio signal, dashes forward
Broken traditional physical circuit transmission limitation, network bandwidth 10M can the nearly 100 sets of audio signals of simultaneous transmission, to play difference
Audio format music, to meet the hobby of different zones personnel, such as different sales fields can play suitable one's respective area and sell
The exploitation of field, bigger demonstration effect is created for this sales field, play the sharpest edges of broadcast system, Public Address system
Fire broadcast is divided into multiple broadcast subregions, background music broadcast and fire emergence evacuation broadcast by subregion by structural fire protection zoning requirements
Source of sound, power, amplifier, the equipment such as loudspeaker share a set of, function is used separately, and shares a line system, and system is put down
When needing the play service to broadcast, background music can be cut off；During generation fire, link, form tight with building fire protection alarm system
Anxious broadcast system, the broadcast of fire and emergency episode is realized, realize resource-sharing, economize on resources to greatest extent, while first
Casualties and property loss are avoided in time, all safety in square are ensured, by computer room RP Radio Paging microphone or sub-control
Heart microphone, can quickly carry out broadcast notice, warm tip or greeting etc. to arbitrary region in square or multiple regions, during saving
Between, estate management efficiency in square is improved, the utility model solves prior art and the more work(for not being suitable for conference and exhibition center be present
Can large-scale play system the problem of, have be adapted to large-scale project apply, can to other terminals, subregion, the whole district calling, Ling Daowu
Broadcasting center, the advantageous effects of fire-fighting link function need to be arrived.
Using the technical solution of the utility model, or those skilled in the art is in the inspiration of technical solutions of the utility model
Under, similar technical scheme is designed, and reach above-mentioned technique effect, it is to fall into the scope of protection of the utility model.
Claims (5)
- A kind of 1. conference and exhibition center's broadcast system based on digital power amplifier, it is characterised in that including Ethernet switch, the ether Network switch is respectively connected to master control chamber unit, sub-control chamber unit, office unit, center studio hall unit and outdoor unit；The master control chamber unit includes microphone, deck, DVD player, the numerical control radio that input is connected to sound console, the sound console Output is connected to system audio server, and the system audio server input is connected to fire-fighting centre audio system, the system System audio server access network based on ethernet interchanger；The outdoor unit includes digital broadcast terminal, and the digital broadcast terminal access network based on ethernet interchanger, the numeral is extensively Broadcast terminal output and be connected to level pressure power amplifier, the level pressure power amplifier output is connected to outdoor loudspeaker box.
- 2. a kind of conference and exhibition center's broadcast system based on digital power amplifier according to claim 1, it is characterised in that described point Control room is long-range sub-control room.
- 3. a kind of conference and exhibition center's broadcast system based on digital power amplifier according to claim 2, it is characterised in that described remote Journey sub-control room includes remote work station, and the remote work station input is connected to microphone, and the workstation internet is connected to Fire wall outer net port, the fire wall Intranet port access network based on ethernet interchanger.
- 4. a kind of conference and exhibition center's broadcast system based on digital power amplifier according to claim 1, it is characterised in that described to do Public chamber unit includes inter workstation, and the inter workstation input is connected to microphone, the inter workstation access network based on ethernet Interchanger.
- 5. a kind of conference and exhibition center's broadcast system based on digital power amplifier according to claim 1, it is characterised in that in described Heart studio hall unit includes digital broadcast terminal, and the digital broadcast terminal output is connected to active audio amplifier, the digital broadcasting Terminal wireless input is connected to remote control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720692997.0U CN206908609U (en) | 2017-06-15 | 2017-06-15 | A kind of conference and exhibition center's broadcast system based on digital power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720692997.0U CN206908609U (en) | 2017-06-15 | 2017-06-15 | A kind of conference and exhibition center's broadcast system based on digital power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206908609U true CN206908609U (en) | 2018-01-19 |
Family
ID=61284482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720692997.0U Active CN206908609U (en) | 2017-06-15 | 2017-06-15 | A kind of conference and exhibition center's broadcast system based on digital power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206908609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048792A (en) * | 2019-05-27 | 2019-07-23 | 哈尔滨奥特科技有限公司 | Background music and fire broadcast shared system |
-
2017
- 2017-06-15 CN CN201720692997.0U patent/CN206908609U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048792A (en) * | 2019-05-27 | 2019-07-23 | 哈尔滨奥特科技有限公司 | Background music and fire broadcast shared system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104640013B (en) | Audio amplifier control method and system | |
| CN105161121B (en) | To the control method and audio transfer control of audio peripheral hardware transmission audio | |
| WO2005076912A3 (en) | An addressable loudspeaker | |
| US10185535B2 (en) | Intermediary device for establishing wireless services | |
| JPWO2015133021A1 (en) | RELAY DEVICE, VOICE COMMUNICATION SYSTEM, VOICE SIGNAL RELAY METHOD, AND PROGRAM | |
| CN201127081Y (en) | System for implementing multimedia contents share | |
| US20220408321A1 (en) | Voice Call Transfer Method and Electronic Device | |
| US20080086568A1 (en) | Ethernet equipment utilizing catalogs and continuity checks to enhance UPnP and AVB Applications | |
| CN104967617B (en) | A kind of data processing method and device | |
| CN105025390B (en) | A kind of broadcasting scene store method, system, playback terminal and controlling terminal | |
| CN101668161A (en) | Video conference cross stage control method and system | |
| CN205283554U (en) | Multistage subregion broadcasting system in multitone source | |
| CN202395784U (en) | Highly integrated intelligent modular broadcast system | |
| CN206908609U (en) | A kind of conference and exhibition center's broadcast system based on digital power amplifier | |
| CN103428057B (en) | Way system in the arenas of IP based network | |
| CN106470199B (en) | Voice data processing method and device and intercom system | |
| CN101753383A (en) | Distributed mike system | |
| CN109963108A (en) | A kind of method and apparatus of one-to-many intercommunication | |
| CN202395931U (en) | Digitalized internet protocol (IP) network broadcast system | |
| CN202050427U (en) | Intelligent networking management platform for fire emergency communication | |
| CN206023799U (en) | A kind of novel digital wireless communication networks broadcast system | |
| CN109874179B (en) | Communication system, main controller, wireless processing unit and forwarding method | |
| CN203278971U (en) | Remote multimedia fusion communication conference terminal | |
| CN206389372U (en) | Fire emergence evacuation broadcast system based on CobraNet | |
| CN216565422U (en) | Theatre stage supervision integrated management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |