CN105577306A - Intelligent energy-saving campus broadcasting system based on sensor network - Google Patents
Intelligent energy-saving campus broadcasting system based on sensor network Download PDFInfo
- Publication number
- CN105577306A CN105577306A CN201610064719.0A CN201610064719A CN105577306A CN 105577306 A CN105577306 A CN 105577306A CN 201610064719 A CN201610064719 A CN 201610064719A CN 105577306 A CN105577306 A CN 105577306A
- Authority
- CN
- China
- Prior art keywords
- module
- communication interface
- network node
- broadcasting system
- data acquisition
- 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.)
- Pending
Links
Classifications
-
- 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
- H04H60/76—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet
- H04H60/81—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet characterised by the transmission system itself
- H04H60/90—Wireless transmission systems
- H04H60/92—Wireless transmission systems for local area
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The invention provides an intelligent energy-saving campus broadcasting system based on a sensor network. The system comprises an upper computer, a host unit, a plurality of network node units and a plurality of loudspeaker units, wherein the upper computer is used for transmitting commands, and is provided with a full duplex serial communication interface; the host unit is used for receiving commands of the host unit; the plurality of network node units comprise the network node units with routing function and the normal network node units, the network node unit with routing function comprises a ZigBee routing module, a data acquisition module and a data processing and control module, and the normal network node unit comprises a ZigBee terminal node module, a data acquisition module and a data processing and control module; and the plurality of loudspeaker units are in communication connection with the network node units, and respectively comprise an audio signal receiving module, a volume control module, an analog signal amplification module, a denoising module and a loudspeaker module. The system provided by the invention can effectively realize peer-to-peer broadcasting, multicasting and dynamic distributed broadcasting; wireless transmission and control is used, a problem of difficulty in wiring of the campus broadcasting system is solved; wind power information is acquired, volume of the loudspeakers is controlled dynamically, thus, broadcasting effect is optimized, and energy saving is realized.
Description
Technical field
The invention belongs to broadcast world, particularly, relate to a kind of intelligent power saving Campus Broadcasting System based on Sensor Network.
Background technology
Intelligent broadcast system utilizes advanced computer control and multimedia technology, the ear-piercing electronics the tinkle of bells of tradition is substituted with music, independently can control the broadcasting in multiple region, different program can be play to zones of different at different time, there is signal stabilization, tonequality is good, manual operation is few advantage.Campus Broadcasting System is one of the infrastructure in campus, is also the important component part of campus culture construction.Along with the development of the progress of modern science and technology, particularly Computer Multimedia Technology and the network communications technology, campus broadcasting technology experienced by the fast development broadcasted by traditional broadcast, NC postprocessing, intellectuality, networking.In prior art, still need to lay special voice band line, and line function cannot be changed by simple management equipment upgrading.Meanwhile, the broadcast message in same circuit is identical, and cannot realize Dynamic Packet broadcast or point cast, and all need announcer's manpower intervention to the broadcasting of the information repeated, degree of intelligence is poor.Owing to adopting unicast mode, the debugging of system and maintenance need to carry out one by one.
To this, the following patent documentation of current domestic main existence:
Patent publication No.: CN203278848U, disclose a kind of addressable intelligent Campus Broadcasting System, this broadcast system mainly comprises host computer, main frame and broadcast node, main frame is wirelessly connected with broadcast node, host computer is connected with main frame by shielded type cable, the order that aster Resolution host computer sends, and FM reflector is configured, realize the broadcast transmission of simulated audio signal, main frame sends order by Zigbee network to broadcast node simultaneously, broadcast node is configured FM receiver according to order, realize the reception of broadcast singal, after audio-frequency power amplifier, drive loud speaker sounding.The present invention can realize the point-to-point broadcast of multiple programs, multicast, and Dynamic Packet is broadcasted; Wireless transmission and control solve Old style campus broadcast system wiring problem, while the quality improving broadcast system efficiency and improvement broadcast, have enriched the function of Campus Broadcasting System, have been suitable for applying.But the Campus Broadcasting System that this patent provides, its function is only embodied on broadcast system networking mode, fails to make full use of Sensor Network, strengthens campus broadcasting intelligent characteristic, promotes campus broadcasting performance, further energy savings.
Summary of the invention
For solving above-mentioned Problems existing, the object of the present invention is to provide a kind of intelligent power saving Campus Broadcasting System based on Sensor Network.
For achieving the above object, the technical solution used in the present invention is: a kind of intelligent power saving Campus Broadcasting System based on Sensor Network, comprising: one, for sending the host computer of instruction, is provided with full duplex serial communication interface; One for receiving the main computer unit of host computer instruction, and it comprises serial communication modular, is provided with full duplex serial communication interface and half duplex series communication interface, and described full duplex serial communication interface and described host computer full-duplex serial interface communicate to connect; ZigBee Coordination module, is provided with one group of half duplex series communication interface, is connected with the half duplex series communication interface communication of serial communication modular; Audio signal sending module, is connected with ZigBee Coordination module half duplex series communication interface communication; Some network node units, it comprises: with the network node unit of routing function, it comprises: ZigBee routing module, is provided with half duplex series communication interface, wirelessly communicates to connect with main computer unit; Data acquisition module; Data processing and control module, be connected with data acquisition module, receives the data message from data acquisition module; Common network node unit, it comprises: ZigBee terminal node module, is provided with half duplex series communication interface, wirelessly communicates to connect with ZigBee routing module; Data acquisition module; Data processing and control module, be connected with data acquisition module, receives the data message from data acquisition module; Some megaphone unit, communicate to connect with network node unit, it comprises: audio signal reception module, is connected with ZigBee terminal node module half duplex series communication interface communication; Volume control module, the output of its control end connection data process and control module, its input connects the output of audio signal reception module; Analog signal amplification module, its input connects the output of volume control module; Denoising module, the output of its input connecting analog signal amplification module; Loudspeaker module, its input connects the output of denoising module.
Further, described network node unit is at least 1.
Separately have, described main computer unit at least comprises an audio signal sending module.
Again, described host computer is connected on main computer unit by shielded type cable, transmits data between host computer and main computer unit in RS232 mode.
Further, described data acquisition module is wind pressure sensor.
And described audio signal sending module is FM reflector, described audio signal reception module is FM receiver.
Also, described half duplex series communication interface connected mode adopts I
2c bus connects.
Beneficial effect of the present invention is: without the need to laying special circuit, and cost reduces; Eliminate the power loss on circuit, improved efficiency; Many covers stereophonic broadcasting program is broadcasted simultaneously, and program capacity is large; Broadcast tonequality is good, and system bandwidth is high, and frequency response is good; The functions such as point-to-point broadcast, multicast, Dynamic Packet broadcast can be realized; Host computer can carry out United Dispatching and management to whole system, can be realized the multiple application mode of broadcast system by optimization system management software; Utilize wind pressure sensor, gather wind-force information, Based Intelligent Control megaphone volume, realizes energy-conservation.
Accompanying drawing explanation
Fig. 1 is the networking structure schematic diagram of a kind of intelligent power saving Campus Broadcasting System based on Sensor Network provided by the present invention.
Fig. 2 is the main computer unit structural representation of a kind of intelligent power saving Campus Broadcasting System based on Sensor Network provided by the present invention.
Fig. 3 is the network node unit schematic diagram with routing function of a kind of intelligent power saving Campus Broadcasting System based on Sensor Network provided by the present invention.
Fig. 4 is the common network node cell schematics of a kind of intelligent power saving Campus Broadcasting System based on Sensor Network provided by the present invention.
Fig. 5 is the megaphone cellular construction schematic diagram of a kind of intelligent power saving Campus Broadcasting System based on Sensor Network provided by the present invention.
Embodiment
Following examples for illustration of the present invention, but can not be used for limiting the scope of the invention.
With reference to Fig. 1 ~ Fig. 5, a kind of intelligent power saving Campus Broadcasting System based on Sensor Network provided by the present invention, described device comprises: a kind of intelligent power saving Campus Broadcasting System based on Sensor Network, comprise: one, for sending the host computer (not shown) of instruction, is provided with full duplex serial communication interface; One for receiving the main computer unit of host computer instruction, and it comprises serial communication modular, is provided with full duplex serial communication interface and half duplex series communication interface, and described full duplex serial communication interface and described host computer full-duplex serial interface communicate to connect; ZigBee Coordination module, is provided with one group of half duplex series communication interface, is connected with the half duplex series communication interface communication of serial communication modular; Audio signal sending module, is connected with ZigBee Coordination module half duplex series communication interface communication; Some network node units, it comprises: with the network node unit 1 of routing function, it comprises: ZigBee routing module, is provided with half duplex series communication interface, wirelessly communicates to connect with ZigBee routing module; Data acquisition module; Data processing and control module, be connected with data acquisition module, receives the data message from data acquisition module; Common network node unit 2, it comprises: ZigBee terminal node module, is provided with half duplex series communication interface, wirelessly communicates to connect with main computer unit; Data acquisition module; Data processing and control module, be connected with data acquisition module, receives the data message from data acquisition module; Some megaphone unit, communicate to connect with network node unit, it comprises: audio signal reception module, is connected with ZigBee terminal node module half duplex series communication interface communication; Volume control module, the output of its control end connection data process and control module, its input connects the output of audio signal reception module; Analog signal amplification module, its input connects the output of volume control module; Denoising module, the output of its input connecting analog signal amplification module; Loudspeaker module, its input connects the output of denoising module;
Further, described network node unit is at least 1.
Separately have, described main computer unit at least comprises an audio signal sending module.
Again, described host computer is connected on main computer unit by shielded type cable, transmits data between host computer and main computer unit in RS232 mode.
Further, described data acquisition module is wind pressure sensor.
And described audio signal sending module is FM reflector, described audio signal reception module is FM receiver.
Also, described half duplex series communication interface connected mode adopts I
2c bus connects.
The working method of a kind of intelligent power saving Campus Broadcasting System based on Sensor Network provided by the present invention is as follows: host computer sends control command, after main frame receives control command, configure the running parameter of each audio signal sending module, simultaneously by wireless transmission method order corresponding common network node unit 2ZigBee terminal node module change running parameter, and send instruction and configure the audio signal reception module work parameter be connected with this node module, receive the audio signal of corresponding frequencies.Simultaneously, data, after data processing and control module process, are sent to ZigBee module by the blast information near data collecting module collected megaphone unit, by wireless transmission method, blast information is gathered to main frame again, send host computer to via host serial communication interface.Host computer is after data processing, send volume control command, main frame is packed after receiving volume control command, produce with Datagram volume control command, and the ZigBee module of network node unit will be sent to Datagram volume control command by wireless transmission method, addressing information is removed after receiving volume control command by ZigBee module, and control command is sent to data processing and control module, after receiving instruction by data processing and control module, control volume control module, regulate volume.After audio signal reception module receives audio signal, realize voltage and power amplification through volume control module and analog signal amplification module, then through denoising module filtered, reduce noise, finally reduced output by loud speaker.
It should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted.Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to the technical scheme of invention or equivalent replacement, and not depart from the scope of technical solution of the present invention, it all should be encompassed in right of the present invention.
Claims (7)
1. based on an intelligent power saving Campus Broadcasting System for Sensor Network, it is characterized in that, comprising: one, for sending the host computer of instruction, is provided with full duplex serial communication interface; One for receiving the main computer unit of host computer instruction, and it comprises: serial communication modular, is provided with full duplex serial communication interface and half duplex series communication interface, and described full duplex serial communication interface and described host computer full-duplex serial interface communicate to connect; ZigBee Coordination module, is provided with one group of half duplex series communication interface, is connected with the half duplex series communication interface communication of serial communication modular; Audio signal sending module, is connected with ZigBee Coordination module half duplex series communication interface communication; Some network node units, it comprises: with the network node unit of routing function, it comprises: ZigBee routing module, is provided with half duplex series communication interface, wirelessly communicates to connect with main computer unit; Data acquisition module; Data processing and control module, be connected with data acquisition module, receives the data message from data acquisition module; Common network node unit, it comprises: ZigBee terminal node module, is provided with half duplex series communication interface, wirelessly communicates to connect with ZigBee routing module; Data acquisition module; Data processing and control module, be connected with data acquisition module, receives the data message from data acquisition module; Some megaphone unit, communicate to connect with network node unit, it comprises: audio signal reception module, is connected with ZigBee terminal node module half duplex series communication interface communication; Volume control module, the output of its control end connection data process and control module, its input connects the output of audio signal reception module; Analog signal amplification module, its input connects the output of volume control module; Denoising module, the output of its input connecting analog signal amplification module; Loudspeaker module, its input connects the output of denoising module.
2. a kind of intelligent power saving Campus Broadcasting System based on Sensor Network according to claim 1, it is characterized in that, described network node unit is at least 1.
3. a kind of intelligent power saving Campus Broadcasting System based on Sensor Network according to claim 1, it is characterized in that, described main computer unit at least comprises an audio signal sending module.
4. a kind of intelligent power saving Campus Broadcasting System based on Sensor Network according to claim 1, it is characterized in that, described host computer is connected on main computer unit by shielded type cable, transmits data between host computer and main computer unit in RS232 mode.
5. a kind of intelligent power saving Campus Broadcasting System based on Sensor Network according to claim 1, it is characterized in that, described data acquisition module is wind pressure sensor.
6. a kind of intelligent power saving Campus Broadcasting System based on Sensor Network according to claim 1, it is characterized in that, described audio signal sending module is FM reflector, and described audio signal reception module is FM receiver.
7. a kind of intelligent power saving Campus Broadcasting System based on Sensor Network according to claim 1, is characterized in that, described half duplex series communication interface connected mode adopts I
2c bus connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610064719.0A CN105577306A (en) | 2016-01-29 | 2016-01-29 | Intelligent energy-saving campus broadcasting system based on sensor network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610064719.0A CN105577306A (en) | 2016-01-29 | 2016-01-29 | Intelligent energy-saving campus broadcasting system based on sensor network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105577306A true CN105577306A (en) | 2016-05-11 |
Family
ID=55887049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610064719.0A Pending CN105577306A (en) | 2016-01-29 | 2016-01-29 | Intelligent energy-saving campus broadcasting system based on sensor network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105577306A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106254013A (en) * | 2016-08-31 | 2016-12-21 | 蒙宇 | A kind of Campus Broadcasting System |
| CN106301639A (en) * | 2016-08-31 | 2017-01-04 | 蒙宇 | Campus broadcasting system based on WiFi technology |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5946343A (en) * | 1994-11-22 | 1999-08-31 | L. S. Research, Inc. | Digital wireless speaker system |
| CN103281146A (en) * | 2013-05-31 | 2013-09-04 | 沈阳工业大学 | Intelligent addressable campus broadcasting system |
| CN103618580A (en) * | 2013-11-22 | 2014-03-05 | 株洲南车时代电气股份有限公司 | Volume adjustment device of train broadcast system and train broadcast system |
| CN104767497A (en) * | 2015-03-11 | 2015-07-08 | 大连理工大学 | Subway train broadcast volume automatic adjustment method |
| CN204741463U (en) * | 2015-05-29 | 2015-11-04 | 广东工业大学 | Campus broadcasting system based on networking of removal thing |
| CN205566325U (en) * | 2016-01-29 | 2016-09-07 | 苏州诚晟信息技术有限公司 | Energy -conserving campus broadcasting system of intelligence based on sensing net |
-
2016
- 2016-01-29 CN CN201610064719.0A patent/CN105577306A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5946343A (en) * | 1994-11-22 | 1999-08-31 | L. S. Research, Inc. | Digital wireless speaker system |
| CN103281146A (en) * | 2013-05-31 | 2013-09-04 | 沈阳工业大学 | Intelligent addressable campus broadcasting system |
| CN103618580A (en) * | 2013-11-22 | 2014-03-05 | 株洲南车时代电气股份有限公司 | Volume adjustment device of train broadcast system and train broadcast system |
| CN104767497A (en) * | 2015-03-11 | 2015-07-08 | 大连理工大学 | Subway train broadcast volume automatic adjustment method |
| CN204741463U (en) * | 2015-05-29 | 2015-11-04 | 广东工业大学 | Campus broadcasting system based on networking of removal thing |
| CN205566325U (en) * | 2016-01-29 | 2016-09-07 | 苏州诚晟信息技术有限公司 | Energy -conserving campus broadcasting system of intelligence based on sensing net |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106254013A (en) * | 2016-08-31 | 2016-12-21 | 蒙宇 | A kind of Campus Broadcasting System |
| CN106301639A (en) * | 2016-08-31 | 2017-01-04 | 蒙宇 | Campus broadcasting system based on WiFi technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104934050A (en) | Audio networking playing method and system based on wireless network | |
| CN103227965A (en) | Android intercom system based on WiFi network | |
| CN105025304A (en) | IP-network-based digital direct-broadcasting sound console | |
| CN105577306A (en) | Intelligent energy-saving campus broadcasting system based on sensor network | |
| CN205566325U (en) | Energy -conserving campus broadcasting system of intelligence based on sensing net | |
| CN204836428U (en) | Live sound console of digit | |
| CN103281146A (en) | Intelligent addressable campus broadcasting system | |
| CN104125527A (en) | Multi-earphone volume control circuit and control method | |
| CN105578374A (en) | Stage audio control system | |
| CN203278848U (en) | Intelligent addressable campus broadcasting system | |
| CN206389372U (en) | Fire emergence evacuation broadcast system based on CobraNet | |
| CN201937549U (en) | Audio power amplification system and audio equipment | |
| CN204944664U (en) | A kind of noise gathering device based on ZigBee technology | |
| CN207200876U (en) | Multinuclear video capture device | |
| CN204790990U (en) | Audio signal loudness automatic control | |
| CN205986835U (en) | Self -adaptation multiple source three routes frequency modulation emission machine | |
| CN206149281U (en) | Polymera addressable optical fiber transmission public broadcasting system | |
| CN202617332U (en) | Network digital audio transmission board and audio network system | |
| CN204465548U (en) | Based on the emergency broadcase system with frequency | |
| CN201733327U (en) | Directional sound advertising system based on network control | |
| CN204362062U (en) | Multi-functional RDS meets an urgent need digital power amplifier enlarger | |
| CN204104120U (en) | A kind of plurality of earphone volume control circuit | |
| CN204377082U (en) | Controlled in wireless multi-media sound system | |
| CN202617130U (en) | Automatic-negotiated parameter configuration intelligent audio broadcasting system | |
| CN208924253U (en) | A kind of multi-functional addressable broadcasting case system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160511 |
|
| RJ01 | Rejection of invention patent application after publication |