CN202111711U - Digital interactive broadcast control system - Google Patents
Digital interactive broadcast control system Download PDFInfo
- Publication number
- CN202111711U CN202111711U CN2011201245900U CN201120124590U CN202111711U CN 202111711 U CN202111711 U CN 202111711U CN 2011201245900 U CN2011201245900 U CN 2011201245900U CN 201120124590 U CN201120124590 U CN 201120124590U CN 202111711 U CN202111711 U CN 202111711U
- Authority
- CN
- China
- Prior art keywords
- zigbee
- interval
- voice playing
- sensor terminal
- sensor
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Radio Relay Systems (AREA)
Abstract
The utility model discloses a digital interactive broadcast control system. The digital interactive broadcast control system is established based on the combination of a 2.4GZigBee wireless communication network and a wired network and is characterized by comprising the wired network and a ZigBee wireless network platform, wherein the wired network is used for sending an audio signal, the ZigBee wireless network platform comprises a ZigBee coordinator, an A interval ZigBee router, a B interval ZigBee router and a C interval ZigBee router, each interval ZigBee router is provided with at least three audio display/sensor terminals, each audio display/sensor terminal serves as both an audio display terminal and a sensor sampling terminal, a power amplifier, a loudspeaker, a temperature sensor, a smoke sensor, a toxic gas sensor and a signal conditioning circuit are arranged at the inner part of each audio display/sensor terminal; and when the digital interactive broadcast control system is embedded in a ZegBee wireless communication interface, a wireless local area network system can be formed by automatic internetworking.
Description
Technical field
The utility model relates to a kind of broadcasting control system, especially relates to a kind of interative digitalized broadcasting control system based on the ZigBee cordless communication network.
Background technology
Broadcast system especially Public Address system is the broadcasting of service to the public in certain scope; Under regular situation; The public broadcasting signal is through being laid in the program circuit transmission in the broadcasting service area; Normally a kind of following biography mode wired broadcasting of one-way fashion is arranged within office, army, enterprise, school, community, mansion, supermarket and the various venue, is used to release news with internal information, makes information signal; Background music is provided and is used to broadcast missing and inserts disastrous accident urgent broadcast etc. by force, thereby become the indispensable part in various public places in town and country and the modern metropolitan cities.
Along with progress of science and technology; Public Address system begins to develop towards the direction of digitlization, intellectuality, networking; It can not be an independently system, but combines polytechnics to develop together, has particularly also comprised various effective interactive modes; And they are strengthened and expand, to realize a tractor serves several purposes and convenient multi-field and many backgrounds personnel's communication.
But; Existing Public Address system; Though its public voice playing/sensor terminal is located at the more frequent places of personnel's discrepancy such as corridor, elevator lobby, the declaration Room, grand entrance; But only only play background music, affairs broadcasting, search notice and all kinds of notices etc. at ordinary times, its function is unidirectional and single, promptly only has the function of publicizing widely.
Summary of the invention
Technical problem
The utility model proposed based on interative digitalized broadcasting control system, was primarily aimed at deficiency of the prior art and defective, and a kind of interative digitalized broadcasting control system based on the ZigBee cordless communication network is provided.
This broadcast system disclosed in the utility model; Its characteristics are: (1) digital broadcasting controller main frame has two kinds of parallel operations simultaneously with each voice playing/sensor terminal; One is the cable network that is used for transmission of speech signals; The ZigBee wireless network platform that another is based on 2.4G is mainly used in the various kinds of sensors signal that transmits live audio broadcast/sensor terminal place; (2) comprise power amplifier and loudspeaker in each voice playing/sensor terminal; Temperature sensor, sense smoke sensor and toxic gas sensor and signal conditioning circuit etc. have also been comprised; Therefore, be audio-frequency playing terminal, also be simultaneously spot sensor sampling terminal; (3) in each voice playing/sensor terminal, all have the ZigBee radio network interface of 2.4G, based on the ZigBee2007/PRO protocol stack; (4) described interative digitalized broadcasting control system can have the local area wireless network system of one's own through ZigBee router and telegon automatic network-building.
Technical scheme
For solving the problems of the technologies described above; The utility model provides a kind of interative digitalized broadcasting control system; The novel part of the utility model is; Described interative digitalized broadcasting control system comprises the cable network and the ZigBee wireless network platform based on 2.4G that send audio signal, adopts the digitlization source of sound, has the function of sectorization broadcast and signals collecting simultaneously.
Its technical scheme is specific as follows:
A kind of interative digitalized broadcasting control system; Comprise a cable network and a ZigBee wireless network platform that sends audio signal based on 2.4G; Its main points are: described cable network is made up of the interval voice playing/sensor terminal of digital broadcasting controller main frame, line conditioning and front-located power amplifier, A, the interval voice playing/sensor terminal of B and the interval voice playing/sensor terminal of C of band USB interface; Described ZigBee wireless network platform beyond voice playing/sensor terminal, also comprises USB/ZigBee transducer, ZigBee telegon, the interval ZigBee router of A, the interval ZigBee router of B and the interval ZigBee router of C except digital broadcasting controller main frame and above-mentioned each.
Described digital broadcasting controller main frame includes core controller ARM9; Digital broadcasting controller main frame links to each other with front-located power amplifier with line conditioning, the audio signal via line of output balanced with front-located power amplifier after directly link to each other with the interval voice playing/sensor terminal of A, the interval voice playing/sensor terminal of B and C interval voice playing/sensor terminal.
Described USB/ZigBee transducer is made up of USB/ZigBee converter shell, ZigBee transmit/receive antenna and USB plug respectively, and the USB plug of the USB/ZigBee transducer of band ZigBee transmit/receive antenna links to each other with the USB socket of digital broadcasting controller main frame.
The inside of the interval voice playing/sensor terminal of described A, the interval voice playing/sensor terminal of B and the interval voice playing/sensor terminal of C comprises power amplifier and loudspeaker, a temperature sensor, a sense smoke sensor, a toxic gas sensor and corresponding signal conditioning circuit respectively, and each voice playing/sensor terminal all is embedded with the ZigBee radio network interface circuit based on the ZigBee2007/PRO protocol stack.
Temperature sensor signal, sense cigarette transducing signal, toxic gas transducing signal by voice playing/sensor terminal is gathered transmit and transmission through the ZigBee wireless network platform.
Described digital broadcasting controller main frame comprises on software configuration: central database, cable network management, the management of ZigBee wireless network platform, authority setting, SOT state of termination wireless monitoring management, daily record of work management and early warning and alarming module.
Technique effect
The interative digitalized broadcasting control system that the utility model proposed has following beneficial effect:
1, the utility model is introduced is a kind ofly to combine and the interative digitalized broadcasting control system set up based on 2.4GZigBee wireless network platform and cable network; This system has changed existing Public Address system function singleness, the unidirectional general layout of transmission direction, and a kind of interative digitalized broadcasting control system based on the ZigBee wireless communication protocol is provided.
2, the utlity model has a cable network and a ZigBee wireless network platform that sends audio signal based on 2.4G; The ZigBee wireless network platform comprises ZigBee telegon, the interval ZigBee router of A, the interval ZigBee router (4) of B and the interval ZigBee router of C, and each interval ZigBee router is respectively with the voice playing/sensor terminal that is no less than three.
3, the described interative digitalized broadcasting control system of the utility model; Its digital broadcasting controller main frame all adopts the digitlization source of sound; The built-in voice decompression of the core controller ARM9 playing module of digital broadcasting controller main frame can decompress and reduces MP3, WMA formatted file.
4, each voice playing/sensor terminal; Being the playback terminal of audio signal, also is the sensor sample terminal simultaneously, comprises power amplifier and loudspeaker, sense smoke sensor, temperature sensor and toxic gas sensor and signal conditioning circuit in each voice playing/sensor terminal; At any time the transducing signal of collection site; Each voice playing/sensor terminal all connects through the ZigBee cordless communication network, can form the local area wireless network system automatically, when fire or emergency occurring; Each voice playing/sensor terminal can convert urgent broadcast immediately into; And, constitute emergency broadcast system through digital broadcasting controller main frame (1) and fire protection alarm system interlock, realize the broadcasting of fire and emergency episode.
5, the prior meaning of the utility model is, described interative digitalized broadcasting control system is not an independently system, but combines polytechnics to develop together; Various effective sensing interactive modes have particularly also been comprised; And they are strengthened and expand, realizing a tractor serves several purposes and convenient and multi-field and many backgrounds personnel's communication, thereby make Public Address system also possibly include huge Internet of Things in; And an important node of formation Internet of Things, realize resource-sharing.
Description of drawings
The interative digitalized broadcasting control system of Fig. 1 composition frame chart;
Fig. 2 USB/ZigBee transducer outline drawing.
Label declaration:
1 digital broadcasting controller main frame
11 ZigBee wireless network platforms
2 USB/ZigBee transducers
21 ZigBee transmit/receive antennas
22 USB plugs
23 USB/ZigBee converter shells
The interval ZigBee router of 3 A
Interval voice playing/the sensor terminal of 31 A
Interval voice playing/the sensor terminal of 32 A
Interval voice playing/the sensor terminal of 33 A
The interval ZigBee router of 4 B
Interval voice playing/the sensor terminal of 41 B
Interval voice playing/the sensor terminal of 42 B
Interval voice playing/the sensor terminal of 43 B
The interval ZigBee router of 5 C
Interval voice playing/the sensor terminal of 51 C
Interval voice playing/the sensor terminal of 52 C
Interval voice playing/the sensor terminal of 53 C
6 line conditionings and front-located power amplifier
7 ZigBee telegons
Embodiment
Below in conjunction with the embodiment of description of drawings the utility model, the interative digitalized broadcasting control system of the utility model such as Fig. 1 are to shown in Figure 2.
A kind of interative digitalized broadcasting control system; Comprise a cable network and a ZigBee wireless network platform 11 that sends audio signal based on 2.4G; Its main points are: described cable network is by the interval voice playing/sensor terminal (31,32,33) of digital broadcasting controller main frame 1, line conditioning and front-located power amplifier 6, A, the interval voice playing/sensor terminal (41 of B of band USB interface; 42; 43) and the interval voice playing/sensor terminal of C (51,52,53) form; Described ZigBee wireless network platform 11 beyond voice playing/sensor terminal, also comprises USB/ZigBee transducer 2, ZigBee telegon 7, the interval ZigBee router three of A, the interval ZigBee router four of B and the interval ZigBee router five of C except digital broadcasting controller main frame 1 and above-mentioned each.
Described digital broadcasting controller main frame 1 includes core controller ARM9, and digital broadcasting controller main frame 1 links to each other with front-located power amplifier 6 with line conditioning, and the audio signal via line of output is balanced and front-located power amplifier 6 backs are direct and the interval voice playing/sensor terminal (31 of A; 32; 33), interval voice playing/sensor terminal (41,42,43) of B and the interval voice playing/sensor terminal (51 of C; 52,53) link to each other.
Described interative digitalized broadcasting control system; Its digital broadcasting controller main frame all adopts the digitlization source of sound; The built-in voice decompression of the core controller ARM9 playing module of digital broadcasting controller main frame can decompress and reduce to MP3, WMA formatted file.
Described USB/ZigBee transducer 2 is made up of USB/ZigBee converter shell 23, ZigBee transmit/receive antenna 21 and USB plug 22 respectively; The USB plug 22 of the USB/ZigBee transducer 2 of band ZigBee transmit/receive antenna 21 links to each other with the USB socket of digital broadcasting controller main frame 1; Thereby convert the digital signal of I/O to wireless signal; Described USB/ZigBee transducer 2 has adopted the method for designing of microwave Ba Lun principle and circuit thereof; Adopted a kind of microstrip balun admittance equation algorithm of definite coupled microstrip line parameter, and this algorithm principle has been applied in the described USB/ZigBee transducer 2.
Interval voice playing/the sensor terminal (31 of described A; 32; 33), the interval voice playing/sensor terminal (41 of B; 42,43) and the interval voice playing/sensor terminal (51,52 of C; 53) inside comprises power amplifier and loudspeaker, temperature sensor, sense smoke sensor and a toxic gas sensor and corresponding signal conditioning circuit respectively, and each voice playing/sensor terminal all is embedded with the ZigBee radio network interface circuit based on the ZigBee2007/PRO protocol stack.
The scene temperature transducing signal of being gathered by voice playing/sensor terminal, sense cigarette transducing signal and toxic gas transducing signal are through 11 transmission of ZigBee wireless network platform and transmission.In Fig. 1; Interval voice playing/the sensor terminal (31 of A; 32,33) the scene temperature transducing signal of being gathered, sense cigarette transducing signal and toxic gas transducing signal can transmit to ZigBee telegon 7 and digital broadcasting controller main frame 1 through the interval ZigBee router three of A; Similarly; Interval voice playing/the sensor terminal (41 of B; 42,43) the scene temperature transducing signal of being gathered, sense cigarette transducing signal and toxic gas transducing signal can transmit to ZigBee telegon 7 and digital broadcasting controller main frame 1 through the interval ZigBee router four of B.
Described digital broadcasting controller main frame 1 comprises on software configuration: central database, cable network management, 11 management of ZigBee wireless network platform, authority setting, SOT state of termination wireless monitoring management, daily record of work management and early warning and alarming module.Various partitioning instruction and device management instruction that digital broadcasting controller main frame 1 sends can be assigned to each voice playing/sensor terminal through ZigBee wireless network platform 11, such as the service area of being chosen of random gating/close; So that gating or close some service area as required; Can self-timing start/shutdown, simultaneously, can also automatically regularly issue and make information signal, broadcast background music; When service area is closed or is being broadcast general program. can insert the broadcasting of outbalance by force; Like notice, paging, the particularly important is digital broadcasting controller main frame 1 can run into when having disastrous accident to take place with the interlock of fire-fighting center; Each voice playing/sensor terminal at first can be handled in perception; Can issue siren by force or be uploaded to digital broadcasting controller main frame 1, can insert urgent broadcast by force in case of necessity, so that well-known through the ZigBee network.
It should be noted; Development along with radio network technique; WLAN (IEEE 802.11b), bluetooth Bluetooth (IEEE802.15.1), ultra broadband wireless communication technologys such as (ultra wideband) have got more and more people's extensive concerning, but compare with first three wireless communication technology; Because ZigBee (IEEE802.15.4) technology has networking flexibility and uses the free frequency range of 2.400G～2.483G; No Internet utilization fee has extremely strong MANET ability and equipment networking function, is easy to form network topology structures such as star-like, netted, bunch shape structure.In the utility model, described ZigBee telegon 7 can carry out forwarding of data, plays relaying action.
In a word; The utility model is introduced is a kind ofly to combine and the interative digitalized broadcasting control system set up based on 2.4GZigBee wireless network platform and cable network; This system has changed existing Public Address system function singleness, the unidirectional general layout of transmission direction, and a kind of interative digitalized broadcasting control system based on the ZigBee wireless communication protocol is provided.Compare with traditional Public Address system; The utlity model has a cable network and a ZigBee wireless network platform that sends audio signal based on 2.4G; The ZigBee wireless network platform comprises ZigBee telegon, the interval ZigBee router of A, the interval ZigBee router (4) of B and the interval ZigBee router of C, and each interval ZigBee router is respectively with the voice playing/sensor terminal that is no less than three.
Each voice playing/sensor terminal in the native system is the playback terminal of audio signal, also is the sensor sample terminal simultaneously; Comprise power amplifier and loudspeaker in each voice playing/sensor terminal; Embed sense smoke sensor, temperature sensor and toxic gas sensor and signal conditioning circuit, the transducing signal of collection site at any time, each voice playing/sensor terminal all connects through the ZigBee cordless communication network; Can form the local area wireless network system automatically; When fire or emergency occurring, each voice playing/sensor terminal can convert urgent broadcast immediately into, perhaps through digital broadcasting controller main frame and fire protection alarm system interlock; Constitute emergency broadcast system, realize the broadcasting of fire and emergency episode.
It is especially important; The interative digitalized broadcasting control system that the utility model is introduced is not an independently system, but combines polytechnics to develop together, has particularly also comprised various effective sensing interactive modes; And they are strengthened and expand; With realization a tractor serves several purposes and conveniently multi-field and many backgrounds personnel's communication, thereby make Public Address system also possibly include huge Internet of Things in, and constitute an important node of Internet of Things; Realize resource-sharing, the meaning of Here it is the utility model.
Claims (5)
1. interative digitalized broadcasting control system; Comprise a cable network and a ZigBee wireless network platform (11) that sends audio signal based on 2.4G; It is characterized in that: described cable network is by the interval voice playing/sensor terminal (31,32,33) of digital broadcasting controller main frame (1), line conditioning and front-located power amplifier (6), A, the interval voice playing/sensor terminal (41 of B of band USB interface; 42; 43) and the interval voice playing/sensor terminal of C (51,52,53) form; Described ZigBee wireless network platform (11) beyond voice playing/sensor terminal, also comprises USB/ZigBee transducer (2), ZigBee telegon (7), the interval ZigBee router (3) of A, the interval ZigBee router (4) of B and C interval ZigBee router (5) except digital broadcasting controller main frame (1) and above-mentioned each.
2. interative digitalized broadcasting control system according to claim 1; It is characterized in that: described digital broadcasting controller main frame (1) includes core controller ARM9, and digital broadcasting controller main frame (1) links to each other with front-located power amplifier (6) with line conditioning, and the audio signal via line of output is balanced and front-located power amplifier (6) back is direct and the interval voice playing/sensor terminal (31 of A; 32; 33), interval voice playing/sensor terminal (41,42,43) of B and the interval voice playing/sensor terminal (51 of C; 52,53) link to each other.
3. interative digitalized broadcasting control system according to claim 1; It is characterized in that: described USB/ZigBee transducer (2) is made up of USB/ZigBee converter shell (23), ZigBee transmit/receive antenna (21) and USB plug (22) respectively, and the USB plug (22) of the USB/ZigBee transducer (2) of band ZigBee transmit/receive antenna (21) links to each other with the USB socket of digital broadcasting controller main frame (1).
4. interative digitalized broadcasting control system according to claim 1; It is characterized in that: the interval voice playing/sensor terminal (31 of described A; 32,33), the interval voice playing/sensor terminal (41,42 of B; 43) and the interval voice playing/sensor terminal (51 of C; 52,53) inside comprises power amplifier and loudspeaker, a temperature sensor, a sense smoke sensor, a toxic gas sensor and corresponding signal conditioning circuit respectively, and each voice playing/sensor terminal all is embedded with the ZigBee radio network interface circuit based on the ZigBee2007/PRO protocol stack.
5. according to claim 1 or 4 described interative digitalized broadcasting control system; It is characterized in that: temperature sensor signal, sense cigarette transducing signal, toxic gas transducing signal by described each voice playing/sensor terminal is gathered, all transmit and transmission through ZigBee wireless network platform (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201245900U CN202111711U (en) | 2011-04-26 | 2011-04-26 | Digital interactive broadcast control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201245900U CN202111711U (en) | 2011-04-26 | 2011-04-26 | Digital interactive broadcast control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202111711U true CN202111711U (en) | 2012-01-11 |
Family
ID=45437162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201245900U Expired - Fee Related CN202111711U (en) | 2011-04-26 | 2011-04-26 | Digital interactive broadcast control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202111711U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103281146A (en) * | 2013-05-31 | 2013-09-04 | 沈阳工业大学 | Intelligent addressable campus broadcasting system |
| CN105281858A (en) * | 2015-11-26 | 2016-01-27 | 唐毅 | School broadcasting system based on Zigbee technology |
| CN105872888A (en) * | 2016-03-24 | 2016-08-17 | 东莞市斯惠威电子科技有限公司 | Intelligent inducing, calling and tracking sound box system based on mobile internet and internet of things |
| CN108322278A (en) * | 2018-01-31 | 2018-07-24 | 厦门海洋职业技术学院 | A kind of broadcast system of the intelligent wireless ad hoc network based on zigbee |
-
2011
- 2011-04-26 CN CN2011201245900U patent/CN202111711U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103281146A (en) * | 2013-05-31 | 2013-09-04 | 沈阳工业大学 | Intelligent addressable campus broadcasting system |
| CN105281858A (en) * | 2015-11-26 | 2016-01-27 | 唐毅 | School broadcasting system based on Zigbee technology |
| CN105872888A (en) * | 2016-03-24 | 2016-08-17 | 东莞市斯惠威电子科技有限公司 | Intelligent inducing, calling and tracking sound box system based on mobile internet and internet of things |
| CN105872888B (en) * | 2016-03-24 | 2019-01-15 | 东莞市斯惠威电子科技有限公司 | Intellectual inducing, calling, tracking sound box system based on mobile Internet and Internet of Things |
| CN108322278A (en) * | 2018-01-31 | 2018-07-24 | 厦门海洋职业技术学院 | A kind of broadcast system of the intelligent wireless ad hoc network based on zigbee |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105474282B (en) | The smoke detector of audio and communication capacity with enhancing | |
| CN202111711U (en) | Digital interactive broadcast control system | |
| CN204887366U (en) | Can monitor bluetooth headset of environment sound | |
| CN106507260A (en) | Method for controlling the power consumption of amplifier system | |
| CN201238313Y (en) | Electronic guide system based on ZigBee | |
| CN103312425A (en) | Wireless broadcasting system | |
| CN205375743U (en) | Transformer substation concentrates early warning controlling means | |
| CN202883010U (en) | Mining rescue wireless video communication system | |
| CN204680147U (en) | A kind of building fire-fighting fire escaping system | |
| CN203813932U (en) | Group chat device for multi-party voice communication | |
| CN202004775U (en) | Internet protocol (IP) broadcast communication system of mines | |
| CN207083091U (en) | A kind of IP emergency broadcase systems operation device | |
| CN202454029U (en) | Intelligent location voice alarming device of high-rise fire hazards | |
| CN203574838U (en) | Sound box with double wireless modes | |
| CN105549410A (en) | Cloud control intelligent household system with safety protection function | |
| CN102724094A (en) | Multi-bus mine-use broadcast communication network based on priority | |
| CN205283730U (en) | IP network twine broadcasting system | |
| TW201008159A (en) | System using wireless signals to transmit emergency broadcasting messages | |
| CN204440144U (en) | A kind of disaster emergent broadcast accesses terminal | |
| CN108696826A (en) | A kind of self-power wireless duplex emergency broadcase system | |
| CN202713344U (en) | Multi-bus mine-used broadcast communication network based on priority | |
| CN207820253U (en) | A kind of Radio Network System and wireless aps with voice broadcast function | |
| CN208227335U (en) | Intelligent emergency broadcast terminal system based on literary periodicals technology | |
| CN105827345A (en) | Public broadcasting system | |
| CN206251282U (en) | A kind of studio broadcast intercom |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20120426 |