CN106160902A - A kind of network audio listening broadcast system - Google Patents
A kind of network audio listening broadcast system Download PDFInfo
- Publication number
- CN106160902A CN106160902A CN201610472751.2A CN201610472751A CN106160902A CN 106160902 A CN106160902 A CN 106160902A CN 201610472751 A CN201610472751 A CN 201610472751A CN 106160902 A CN106160902 A CN 106160902A
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- China
- Prior art keywords
- network
- described network
- audio
- broadcast system
- power amplifier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/61—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast
- H04H20/63—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast to plural spots in a confined site, e.g. MATV [Master Antenna Television]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/11—Arrangements for counter-measures when a portion of broadcast information is unavailable
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
nullThe invention discloses a kind of network audio listening broadcast system，Including network audio server、The network switch、Network power amplifier、The network terminal、Surely audio amplifier is hindered，The described network switch respectively with described network audio server、Described network power amplifier、Described network terminal network connects，The described network terminal by audio amplifier line respectively with described network power amplifier、The described audio amplifier of resistance surely connects，Described network power amplifier and the described network terminal have built-in SD card，Described network audio listening broadcast system accesses wide area network or by described network switch access to LAN by netting twine，Work as network failure,Automatically back-up system is cut,Synchronized to play by the built-in SD card of the described network terminal，Playback level is: Network Priority，Arrive the built-in SD card of the network terminal again,If above broadcasting all goes wrong,System cuts traditional broadcast system automatically，Synchronized to play by the built-in SD card of network power amplifier,Dual guarantee broadcast is not interrupted.
Description
Technical field
The present invention relates to broadcast technology field, be specifically related to a kind of network audio listening broadcast system.
Background technology
There is the listening broadcast system of two big types in the market:
1, the conventional broadcast system of the wire transmission of analogue type, the transmission of this series products uses the high pressure of 70v-100v to pass
Defeated, but apart from restricted, single line must not exceed 1000-2000 rice, wiring complexity, it is impossible to accomplish point-to-point, point-to-multipoint, cost
Higher, use monophonic output, audio visual effect is unbalanced, and sectorization broadcast listening has certain impact.
2, network audio listening broadcast system, occurs in recent years it solving apart from restricted problem, have employed number
The problems such as word signal transmits, and such as: optical fiber, netting twine etc., solves and transmits and point-to-point, point-to-multipoint, it is achieved that digitized school
Garden, can communicate docking between all kinds of Intelligent campus platforms.
But, existing network listening broadcast system there is also some defects.The such as machine room sound when student examination
Frequently, after server fail or when the network switch breaks down, examination cannot ensure and carry out, and does not has the backup of slitless connection
System.
Summary of the invention
In view of this, it is necessary to for the problems referred to above, propose a kind of network audio listening having back-up system to broadcast
System.
The present invention solves the problems referred to above by techniques below means:
A kind of network audio listening broadcast system, including network audio server, the network switch, network power amplifier,
The network terminal, surely hinder audio amplifier, the described network switch respectively with described network audio server, described network power amplifier, described net
Network terminal network connects, and the described network terminal is connected with described network power amplifier, the described audio amplifier of resistance surely respectively by audio amplifier line, described
Network power amplifier and the described network terminal have built-in SD card, described network audio listening broadcast system to access wide area by netting twine
Net or by described network switch access to LAN, works as network failure, automatically cuts back-up system, by described network eventually
The built-in SD card of end synchronizes to play, and playback level is: Network Priority, the more built-in SD card to the network terminal, if play above
All going wrong, system cuts traditional broadcast system automatically, the built-in SD card of network power amplifier synchronize to play, and dual guarantee is broadcast
Sound does not interrupts.
Further, described network audio server there are interfaces for external devices, mike to input 2 tunnels, circuit input 2
Road, circuit export 2 tunnels, network input port 2 tunnel, USB interface 2.
Further, the panel of the described network switch has 24 network interfaces, 24 road level indicating lamps.
Further, described network power amplifier has 3 road microphone inputs, 2 road AUX inputs, 2 tunnels promptly input, 2 tunnels assist defeated
Enter.
Further, the described network terminal uses high-speed industrial level double-core ARM+DSP chip, starts time≤1 second.
Further, the described audio amplifier bass unit of resistance surely is 4 " Speaker, voice unit is 1 " Speaker.
The network audio listening broadcast system of the present invention has the standby system of slitless connection, at network failure
Time, it is effective to ensure that being normally carried out of listening.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the network audio listening broadcast system structure block diagram of the present invention.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, below in conjunction with accompanying drawing with concrete
Embodiment technical scheme is described in detail.It is pointed out that described embodiment is only this
Bright a part of embodiment rather than whole embodiments, based on the embodiment in the present invention, those of ordinary skill in the art are not having
Have and make the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
As it is shown in figure 1, a kind of network audio listening broadcast system, including network audio server, the network switch,
Network power amplifier, the network terminal, surely hinder audio amplifier, the described network switch respectively with described network audio server, described network merit
Put, described network terminal network connects, the described network terminal by audio amplifier line respectively with described network power amplifier, described surely hinder audio amplifier
Connecting, described network power amplifier and the described network terminal have built-in SD card, described network audio listening broadcast system to pass through net
Line accesses wide area network or by described network switch access to LAN, works as network failure, automatically cuts back-up system, by
The built-in SD card of the described network terminal synchronizes to play, and playback level is: Network Priority, the more built-in SD card to the network terminal, as
The above broadcasting of fruit all goes wrong, and system cuts traditional broadcast system automatically, the built-in SD card of network power amplifier synchronize to play,
Dual guarantee broadcast is not interrupted.
Network audio server
Network audio server is the core of system, have employed industrial design, master control chassis design, uses more than 10mm thickness
Alloy sheets heat radiation and strong-force exhaust system all done optimize design, the built-in design of human nature display interface, the work of 9.7 cun
Industry display screen, advanced touching technique, server audio software, support single-point multidrop network playback of media files, radio talk,
Automatic music is rung a bell: can arrange personalized music tone ringer, and long-range sub-control is talked, it is not necessary to broadcasting center, by with service
Any one the computer that device connects, just can realize the long-range control of broadcast, thus realize leader by computer remote to the whole district,
Subregion, packet speech, audio frequency is adopted in real time and is broadcast, it is possible to by private station, video recorder deck, CD player, MP3 player, Mike
The programs such as wind adopt in real time and broadcast Real Time Compression and become high tone quality data stream to store server, and can relay the most simultaneously specify
Broadcast terminal, is used for playing external equipment broadcast and broadcast notice etc., the free program request of subregion, web radio relay, paging intercommunication
Sound-recording function, calling talkback and recording, service house dog, when monitored system service is the most out of service, house dog will
Automatically restarting the function of this service, broadcast listening, alarm linkage, sports ground Wireless remote control, telephony access controls, program source
Unrestricted with data: system uses collection, website unlimited, supports that multicast function is adopted on 2 tunnels, can be extended to 4 road audio frequency No. 4 mikes
Adopt multicast function, have abundant interfaces for external devices, mike inputs 2 tunnels, circuit inputs 2 tunnels, circuit exports 2 tunnels, network input
Mouth 2 tunnels, USB interface 2；There is following function: terminal management, user's management, rights management, network node administration, file management, report
Police-spy's test tube reason, management map, the remote control management, service tray, recording storage, equipment routing inspection management, real-time condition display,
Including terminal operating status, corresponding gate inhibition's state, intercommunication state, listening state, the event of terminal information volume, terminal fault, system
Barrier initiative information prompting, designated terminal is initiated intercommunication, is controlled to attend a banquet microphone to selecting multiple terminals to initiate by the microphone that controls to attend a banquet
Paging, controls microphone of attending a banquet and monitors terminal, play prefabricated broadcast, select designated terminal is play pre-set conventional wide
Broadcasting content, access control carries out opening the door, door-closing operation, controls terminal plays volume, can lead to mobile phone system controls service packages control
System, controls volume program request specified partition with wifi or 3G, 4G network, needs to arrange button swift to operate according to user, can be certainly
Being controlled interface location size by adjusting, software can be used alone mouse or keyboard is controlled, and urgent music and microphone are also
Row output is to network, and the Internet telecommunication, communication session has recording.
The network switch
24 mouthfuls of network switch panels have 24 network interfaces, 24 road level indicating lamps, port type: 1000M；Port
Number: >=24；Gbps: >=240G；Packet Forwarding Rate: >=72M；Routing function: support three layers of static routing；Stackable, support
VLAN, support procotol, support STP/RSTP/MSTP, support Smart Link, network management function: CLI, SNMP, Telnet,
SSH etc..
Network power amplifier
Performance characteristics: carry energy-conservation detection module, controls power amplifier state automatically by signal input；When there being signal to input
Power amplifier is in running order；No signal 1 minute, power amplifier is in holding state, and under holding state, power consumption is only 6W, and unit realizes this
Function is without additional miscellaneous equipment；3 road microphone inputs, 2 road AUX inputs, 2 tunnels promptly input, 2 tunnel auxiliary inputs；1 road network is defeated
Incoming interface, a configuration port, the output of 100V, 70V level pressure or 4-16 Europe fixed-resistance output, 5 unit LEDs decibel meters, use advanced person
Highly efficient power amplifying circuit, each input channel independence volume controls；High and low tone control, output short-circuit, excessively stream, overload protection
Alarm；
Technical parameter:
1. auxiliary output: 600 Ω 1V (0dB)
2. input: MIC1.2.3:600 Ω 2.0mv, AUX1,2:15Kmv are uneven；
3. frequency response: 100HZ-20KHZ；
4. total harmonic distortion: less than 0.1%at1KHz, 1/3rated power；
5. noise ratio: microphone 1,2and 3:66dB.AUX1and2:70dB；
6. volume adjusting: bass: ± 10dB at 100Hz high pitch: ± 10dB at 15KHz；
7. protection: direct current output overloading；
8. sound function: the MIC1 that writes from memory input covers other inputs；
9. the type of cooling: air blast cooling from front to back, starts built-in fans during radiator temperature 45 degree
10. power supply: AC 220V/50-60Hz；
11. overall dimensions: 482*448*88mm；
12. net weight: 17Kg.
The network terminal
Wall-mounted design, extra-thin network digital power amplifier；Use high-speed industrial level double-core (ARM+DSP) chip, start
Time≤1 second；Perfect tonequality, little effect of generating heat is higher；1 road voice band line output, can connect outside power amplifier and amplify；1 road tone frequency channel wire
Road inputs, and can monitor for master control room by external pick up；Standard RJ45 network interface, the place having Ethernet interface is the most accessible,
Hold cross-network segment and across route.1 road 100V input port, built-in high-speed high capacity SD card, 3.2 cun of colorful display screens, support hands-free
Call and reception broadcast.Support local volume adjusting, can arbitrarily request program, audio frequency auxiliary output, extend out power amplification, support
Loudspeaker detection function in room is supported point cast, two-way intercommunication, multicast, program request merit electric energy by intercommunication function: 220V/50Hz is defeated
Go out the auxiliary output of mode 2*50W 8 Ω fixed-resistance output, Network interface standard RJ45 supported protocol TCP/IP, audio frequency lattice MP3/MP2
Sampling 8K～48KHZ transfer rate 100Mbps audio mode short-circuit protection, can separately join remote controller. WIFI module that extendible capacity is wireless
Recipient is easy to engineering construction.
Surely audio amplifier is hindered
High-fidelity solid sound, professional audio；Wooden acoustic box, exquisite attractive in appearance, technique is investigated, and modern sense is pure；Power
20W, 8 Ω, bass unit: 4 " Speaker, voice unit: 1 " Speaker, a road pair audio amplifier input interface.
The network audio listening broadcast system of the present invention has the standby system of slitless connection, at network failure
Time, it is effective to ensure that being normally carried out of listening.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed, but also
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that, for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement, these broadly fall into the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (6)
1. a network audio listening broadcast system, it is characterised in that include network audio server, the network switch,
Network power amplifier, the network terminal, surely hinder audio amplifier, the described network switch respectively with described network audio server, described network merit
Put, described network terminal network connects, the described network terminal by audio amplifier line respectively with described network power amplifier, described surely hinder audio amplifier
Connecting, described network power amplifier and the described network terminal have built-in SD card, described network audio listening broadcast system to pass through net
Line accesses wide area network or by described network switch access to LAN, works as network failure, automatically cuts back-up system, by
The built-in SD card of the described network terminal synchronizes to play, and playback level is: Network Priority, the more built-in SD card to the network terminal, as
The above broadcasting of fruit all goes wrong, and system cuts traditional broadcast system automatically, the built-in SD card of network power amplifier synchronize to play,
Dual guarantee broadcast is not interrupted.
Network audio listening broadcast system the most according to claim 1, it is characterised in that described network audio service
Have interfaces for external devices, mike to input 2 tunnels on device, circuit inputs 2 tunnels, circuit exports 2 tunnels, network input port 2 tunnel, USB connect
2, mouth.
Network audio listening broadcast system the most according to claim 1, it is characterised in that the described network switch
Panel has 24 network interfaces, 24 road level indicating lamps.
Network audio listening broadcast system the most according to claim 1, it is characterised in that described network power amplifier has
3 road microphones input, 2 road AUX input, 2 tunnels promptly input, 2 tunnels auxiliary inputs.
Network audio listening broadcast system the most according to claim 1, it is characterised in that the described network terminal uses
High-speed industrial level double-core ARM+DSP chip, starts time≤1 second.
Network audio listening broadcast system the most according to claim 1, it is characterised in that described resistance audio amplifier bass surely
Unit is 4, and " Speaker, voice unit is 1 " Speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472751.2A CN106160902A (en) | 2016-06-23 | 2016-06-23 | A kind of network audio listening broadcast system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472751.2A CN106160902A (en) | 2016-06-23 | 2016-06-23 | A kind of network audio listening broadcast system |
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| Publication Number | Publication Date |
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| CN106160902A true CN106160902A (en) | 2016-11-23 |
Family
ID=57349313
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610472751.2A Pending CN106160902A (en) | 2016-06-23 | 2016-06-23 | A kind of network audio listening broadcast system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658330A (en) * | 2016-12-30 | 2017-05-10 | 广州市保伦电子有限公司 | Audio detection switching module and system |
| CN114465687A (en) * | 2022-04-08 | 2022-05-10 | 南昌航天广信科技有限责任公司 | Broadcast sound box control method, system, computer and readable storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009007508A1 (en) * | 2007-07-09 | 2009-01-15 | Valtion Teknillinen Tutkimuskeskus | Method and apparatus for improving mobile broadcast quality |
| CN102970088A (en) * | 2012-11-14 | 2013-03-13 | 韩伟 | Broadcasting system control method for enabling lower computer to perform off-line running |
| CN103944659A (en) * | 2014-04-29 | 2014-07-23 | 天津市黎明时代轨道交通技术有限公司 | Digital amplifier server based on public broadcasting system |
| CN104113385A (en) * | 2014-06-27 | 2014-10-22 | 易程（苏州）智能系统有限公司 | Central controller of vehicle-mounted broadcasting equipment |
| CN104113384A (en) * | 2014-06-27 | 2014-10-22 | 易程（苏州）智能系统有限公司 | Main control system of vehicle-mounted broadcasting equipment |
| CN204103997U (en) * | 2014-10-13 | 2015-01-14 | 查星宇 | Sip ip broadcast communication system |
| CN104954152A (en) * | 2015-06-16 | 2015-09-30 | 广州市番禺区西派电子电器厂（普通合伙） | IP (Internet Protocol) digitization network broadcasting system |
-
2016
- 2016-06-23 CN CN201610472751.2A patent/CN106160902A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009007508A1 (en) * | 2007-07-09 | 2009-01-15 | Valtion Teknillinen Tutkimuskeskus | Method and apparatus for improving mobile broadcast quality |
| CN102970088A (en) * | 2012-11-14 | 2013-03-13 | 韩伟 | Broadcasting system control method for enabling lower computer to perform off-line running |
| CN103944659A (en) * | 2014-04-29 | 2014-07-23 | 天津市黎明时代轨道交通技术有限公司 | Digital amplifier server based on public broadcasting system |
| CN104113385A (en) * | 2014-06-27 | 2014-10-22 | 易程（苏州）智能系统有限公司 | Central controller of vehicle-mounted broadcasting equipment |
| CN104113384A (en) * | 2014-06-27 | 2014-10-22 | 易程（苏州）智能系统有限公司 | Main control system of vehicle-mounted broadcasting equipment |
| CN204103997U (en) * | 2014-10-13 | 2015-01-14 | 查星宇 | Sip ip broadcast communication system |
| CN104954152A (en) * | 2015-06-16 | 2015-09-30 | 广州市番禺区西派电子电器厂（普通合伙） | IP (Internet Protocol) digitization network broadcasting system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658330A (en) * | 2016-12-30 | 2017-05-10 | 广州市保伦电子有限公司 | Audio detection switching module and system |
| CN114465687A (en) * | 2022-04-08 | 2022-05-10 | 南昌航天广信科技有限责任公司 | Broadcast sound box control method, system, computer and readable storage medium |
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