CN105187773A - Emergency broadcast monitoring terminal and system - Google Patents
Emergency broadcast monitoring terminal and system Download PDFInfo
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- CN105187773A CN105187773A CN201510466343.1A CN201510466343A CN105187773A CN 105187773 A CN105187773 A CN 105187773A CN 201510466343 A CN201510466343 A CN 201510466343A CN 105187773 A CN105187773 A CN 105187773A
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Abstract
The invention provides an emergency broadcast monitoring terminal and system. The terminal comprises a terminal shell and a hardware control circuit fixed in the terminal shell, wherein the hardware control circuit comprises a microcontroller unit (MCU), an audio-video coding circuit, a storage unit, a network communication unit and a frequency modulation reception circuit. Compared with the prior art, the emergency broadcast monitoring terminal and system have the advantages that the system only acquires terminal audio information at ordinary times; and terminal video signal acquisition is triggered immediately if the system monitors abnormal sound coming from a terminal installing site, so that remote audio-video monitoring and intervention of on-site sudden events are realized. Based on the method provided by the invention, the burden of a monitoring terminal in transmission of massive video data to the system can be lowered, and the timeliness and efficiency in system monitoring and on-site intervention of the sudden events can be increased effectively. The terminal and the system are also provided with emergency broadcast interfaces, so that emergency broadcast control instructions and content of a superior system can be received reliably.
Description
Technical field
The present invention relates to monitoring technique, particularly a kind of emergent broadcast monitor terminal and system.
Background technology
Current monitoring technique is divided into the monitoring of Voice Surveillance, video monitoring and audio frequency and video one.Voice Surveillance is only for on-the-spot sound collection, although it is less to generate data, real-time is higher, lacks view data, and amount of information is few, there is the problem of monitor message disappearance.And simple video monitoring is owing to lacking sound, be also not enough to the concrete scene comprehensively reflecting monitoring site.Therefore, audio frequency and video one monitoring technique obtains applying more and more widely.
At present, existing audio frequency and video one acquisition terminal product on the market, main realization gathers on-the-spot audio/video information, and and be uploaded to Surveillance center, carry out monitoring analysis by Surveillance center to carrying out field data.But existing audio frequency and video one acquisition terminal product deposits problem both ways: on the one hand because needs all carry out Real-time Collection to on-the-spot audio/video information and upload, cause the huge response poor real of data acquisition amount; The data flow gathered on the other hand is all the one-way communication transmission from terminal to Surveillance center, and terminal works, in active upload pattern, cannot receive the control command from higher level and content, can not meet superior system to terminal monitoring at the scene and intervention.
Summary of the invention
For above-mentioned defect and the deficiency of existing product, the present invention proposes a kind of emergent broadcast monitor terminal, comprise terminal shell and be fixed on the hardware control circuit in terminal shell, wherein, described hardware control circuit comprises micro-control unit MCU, for carrying out analyzing and processing, to judge whether monitoring scene exists exception to the audio-video signal gathered;
Audio/video coding circuit, communicates to connect with described MCU, video acquisition module and audio collection module respectively, for being encoded by the audio-video signal collected, delivers to described MCU on after generating audio, video data information;
Memory cell, is connected with described MCU two-way communication, and when system does not monitor terminal erecting bed abnormal sound, then described memory cell is used for the video data information of storage of collected; If when monitoring scene occurs abnormal, then the video data information that described memory cell is used for compression stores sends to described MCU;
Network communication unit, communicates to connect with described MCU, for transmitting audio frequency and/or the video data of described MCU transmission to Surveillance center;
FM reception circuit, described FM reception circuit and described MCU communicate to connect, for receiving from higher level's broadcast and the control command of emergency broadcase system or audio programs.
Further, on the basis of technique scheme, described terminal enclosure adopts dustproof and waterproof anti-corrosion structure, is suitable for all-weather outdoor work.
Further, on the basis of technique scheme, in described audio/video coding circuit, be integrated with fault diagnosis circuit, to realize the failure diagnosis to video acquisition module and audio collection module, and the malfunction of terminal can be uploaded to supervisory control system in real time, to carry out condition maintenarnce.
Further, on the basis of technique scheme, described hardware control circuit also comprises power amplification circuit, and described power amplification circuit and described MCU communicate to connect, and the audio signal for being sent by described MCU carries out amplifying to drive audio amplifier to carry out outer putting.
Further, on the basis of technique scheme, in described power amplification circuit, be integrated with power amplifier and audio amplifier fault diagnosis circuit, to realize the failure diagnosis to power amplifier and audio amplifier.
Further, on the basis of technique scheme, described hardware control circuit also comprises remote-control receiving circuit, and described remote-control receiving circuit and described MCU communicate to connect, for the parameter of noncontact configuration emergent broadcast monitor terminal.
Further, on the basis of technique scheme, described network communication unit comprises wireless communication subelement and wired network communication subelement.
The present invention also provides a kind of emergent broadcast supervisory control system, comprise emergent broadcast monitoring central server, display, monitor speaker, intercommunication microphone and emergent broadcast monitor terminal, described emergent monitoring central server communicates to connect with described display, emergent broadcast monitor terminal, monitor speaker and intercommunication microphone respectively, the emergent broadcast monitor terminal that wherein said emergent broadcast monitor terminal adopts technique scheme described arbitrarily.
Relative to the broadcast terminal of existing audio frequency and video one, this terminal can gather and be uploaded to Broadcasting Control center to the video at scene, ambient sound, after Broadcasting Control center receives this terminal audio frequency information, monitor speaker as System Control Center detects abnormal sound, then triggering collection emergent broadcast terminal video signal, and propaganda directed to communicate according to field condition, thus realize the remote monitoring of on-the-spot accident and intervene in real time.Meanwhile, compared with prior art, the receiver module of the terminal configuration in this programme, the mode of frequency modulation can receive control command and the content of higher level and emergency broadcase system; Also add the self adaptation commutation circuit of cable network, wireless network and FM signal in the program, to solve the problem that prior art is only having wireless network to connect singular association mode, ensure that communication is unimpeded when wireless network is abnormal.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The hardware circuit of the emergent broadcast monitor terminal embodiment one that Fig. 1 provides for the embodiment of the present invention forms schematic diagram;
The hardware circuit of the emergent broadcast monitor terminal embodiment two that Fig. 2 provides for the embodiment of the present invention forms schematic diagram;
The hardware circuit of the emergent broadcast monitor terminal embodiment three that Fig. 3 provides for the embodiment of the present invention forms schematic diagram;
The network architecture schematic diagram of the emergent broadcast supervisory control system embodiment one that Fig. 4 provides for the embodiment of the present invention.
Embodiment
Embodiment one
The hardware circuit of the emergent broadcast monitor terminal embodiment one that Fig. 1 provides for the embodiment of the present invention forms schematic diagram, as shown in Figure 1, the terminal that this embodiment provides comprises terminal shell 1 and is fixed on the hardware control circuit 2 in terminal shell, and wherein, described hardware control circuit 2 comprises:
Micro-control unit (MicrocontrollerUnit is called for short MCU) 10, for carrying out analyzing and processing, to judge whether monitoring scene exists exception to the audio-video signal gathered;
Audio/video coding circuit 20, communicates to connect with described MCU10, video acquisition module 201 and audio collection module 202 respectively, for being encoded by the audio-video signal collected, is uploaded to described MCU10 after generating audio, video data information; Video acquisition module such as can adopt camera, and audio collection module can adopt microphone.
Memory cell 30 (such as SD card), is connected with described MCU10 two-way communication, and when system does not monitor terminal erecting bed abnormal sound, then described memory cell 30 is for the video data information of storage of collected; If when monitoring scene occurs abnormal, then described memory cell 30 sends to described MCU10 for video data information compression stored;
Network communication unit 50, communicates to connect with described MCU10, for transmitting audio frequency and/or the video data of described MCU10 transmission to Surveillance center; Further, network communication unit can comprise wireless communication subelement and wired network communication subelement, wireless communication subelement can comprise WiFi again, bluetooth and 2/3G wireless communication receiver module, and LTE wireless communication module, wire communication subelement such as adopts the interface such as wired IP networks, broadcasting and TV cable network to connect communication.
FM reception circuit 40, described FM reception circuit 40 and described MCU10 communicate to connects, to broadcast or the control command of emergency broadcase system or audio programs for receiving from higher level.
Preferably, in the terminal equipment of above-described embodiment, described terminal enclosure 1 adopts water-tight corrosion-proof arbor, is suitable for long-term outdoor and uses.
Preferably, in described audio/video coding circuit 20, be integrated with fault diagnosis circuit, to realize the failure diagnosis to video acquisition module and audio collection module, as core parts as camera, microphone etc. carry out.
In technique scheme: when without emergency, this terminal mainly carries out the bi-directional of the collection of audio-video signal, the buffer memory of vision signal and audio signal, the emergent of higher level's broadcast system and daily broadcasting tasks is received with network or mode of frequency regulation, and the environmental volume of real-time recording acquisition terminal region, be uploaded to system, monitor for higher level's supervisory control system.
When higher level's broadcast or emergency broadcase system listen to terminal place subordinate region have exception or a warning ambient sound time; superior system sends control command immediately; start broadcast partition video monitoring; emergent broadcast terminal video content is transferred with wired IP networks, Broadcasting Cable Network or wireless network mode; realize audio frequency and video to monitor in real time simultaneously; and can start simultaneously promptly propagandaed directed to communicate intervention in terminal region, to respond rapidly abnormal conditions, dispose in time.
Embodiment two
The hardware circuit of the emergent broadcast monitor terminal embodiment two that Fig. 2 provides for the embodiment of the present invention forms schematic diagram, this embodiment is on the basis of embodiment one, increase power amplification circuit, specifically as shown in Figure 2, described hardware control circuit 2 also comprises power amplification circuit 60, described power amplification circuit 60 communicates to connect with described MCU10, and the audio signal for being sent by described MCU10 carries out amplifying to drive audio amplifier 601 to carry out outer putting.And further, power amplifier and audio amplifier fault diagnosis circuit is integrated with in described power amplification circuit 60, to realize the failure diagnosis to power amplifier 60 and audio amplifier 601, guarantee the reliable collection of terminal erecting bed (monitoring scene) audio-video signal and the reliable broadcast of audio program, to ensure that in case of emergency audio broadcasting, to emergency, reliability and the deterrent force of on-the-spot intervention occurs.
Embodiment three
The hardware circuit of the emergent broadcast monitor terminal embodiment three that Fig. 3 provides for the embodiment of the present invention forms schematic diagram, this embodiment is on the basis of above-described embodiment, increase remote-control receiving circuit, specifically as shown in Figure 3, described hardware control circuit 2 also comprises remote-control receiving circuit 70, described remote-control receiving circuit 70 communicates to connect with described MCU10, for the parameter of noncontact configuration emergent broadcast monitor terminal.
Such as when needing the parameter of configurating terminal, by remote controller, terminal parameter being configured, comprising the operations such as volume adjusting, status monitoring and program upgrade, to safeguard terminal.
The network architecture schematic diagram of the emergent broadcast supervisory control system embodiment one that Fig. 4 provides for the embodiment of the present invention, as shown in Figure 4, this system comprises emergent broadcast monitoring central server 100, display 101, monitor speaker 103, intercommunication microphone 104 and emergent broadcast monitor terminal 102, and described emergent monitoring central server 100 communicates to connect with described display 101, emergent broadcast monitor terminal 102, monitor speaker 103 and intercommunication microphone 104 respectively.Wherein, described emergent broadcast monitor terminal 102 adopts emergent broadcast monitor terminal as shown arbitrarily in Fig. 1 ~ 3.
This System Working Principle is as follows: when without emergency, emergent broadcast monitor terminal mainly carries out the bi-directional of audio signal, receive on the one hand the emergent and daily broadcasting tasks that emergent monitoring central server issues, on the other hand real-time recording acquisition terminal region environmental volume and be uploaded to emergent monitoring central server.
When emergent monitoring central server listen to a certain subregion terminal erecting bed have exception or a warning ambient sound time; emergent monitoring central server sends instruction to emergent broadcast monitor terminal in a wired or wireless fashion; now anxious monitoring broadcast terminal transfers the video data information that its memory cell is deposited; emergent monitoring central server is sent to by wired or wireless network communication unit; and timely video information is sent to display; for monitor staff, on-the-spot abnormal conditions are responded rapidly, intervene disposal in time.
Or, when MCU active detecting in emergent broadcast monitor terminal exists abnormal to the audio-frequency information of terminal erecting bed, initiatively transfer the video data information that its memory cell is deposited, and be sent to emergent monitoring central server by network communication unit, so that monitor staff obtains live video picture timely.
The emergent monitoring broadcast system that this embodiment provides effectively can reduce the video data of monitoring scene bulk redundancy under normal circumstances, can reduce memory space burden simultaneously, alleviate the impact on Internet Transmission.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (8)
1. an emergent broadcast monitor terminal, comprise terminal shell (1) and be fixed on the hardware control circuit (2) in terminal shell, it is characterized in that, described hardware control circuit (2) comprising:
Micro-control unit MCU (10), for carrying out analyzing and processing, to judge whether monitoring scene exists exception to the audio-video signal gathered;
Audio/video coding circuit (20), communicate to connect with described MCU (10), video acquisition module (201) and audio collection module (202) respectively, for being encoded by the audio-video signal collected, on after generating audio, video data information, deliver to described MCU (10);
Memory cell (30), is connected with described MCU (10) two-way communication, and when system does not monitor terminal erecting bed abnormal sound, then described memory cell (30) is for the video data information of storage of collected; If when monitoring scene occurs abnormal, then described memory cell (30) sends to described MCU (10) for video data information compression stored;
Network communication unit (50), communicates to connect with described MCU (10), for transmitting the audio frequency and/or video data that described MCU (10) sends to Surveillance center;
FM reception circuit (40), described FM reception circuit (40) and described MCU (10) communicate to connects, to broadcast or the control command of emergency broadcase system or audio programs for receiving from higher level.
2. according to emergent broadcast monitor terminal according to claim 1, it is characterized in that: described terminal enclosure (1) adopts water-tight corrosion-proof arbor.
3. according to emergent broadcast monitor terminal according to claim 1, it is characterized in that, in described audio/video coding circuit (20), be integrated with fault diagnosis circuit, to realize the failure diagnosis to video acquisition module and audio collection module.
4. according to emergent broadcast monitor terminal according to claim 1, it is characterized in that, described hardware control circuit (2) also comprises power amplification circuit (60), described power amplification circuit (60) and described MCU (10) communicate to connect, and the audio signal for being sent by described MCU (10) carries out amplifying to drive audio amplifier (601) to carry out outer putting.
5. according to emergent broadcast monitor terminal according to claim 4, it is characterized in that, power amplifier and audio amplifier fault diagnosis circuit is integrated with, to realize the failure diagnosis to power amplifier (60) and audio amplifier (601) in described power amplification circuit (60).
6. according to emergent broadcast monitor terminal according to claim 1, it is characterized in that, described hardware control circuit (2) also comprises remote-control receiving circuit (70), described remote-control receiving circuit (70) and described MCU (10) communicate to connect, for the parameter of noncontact configuration emergent broadcast monitor terminal.
7. according to the emergent broadcast monitor terminal described in any one of claim 1 ~ 6, it is characterized in that, described network communication unit (50) comprises wireless communication subelement and wired network communication subelement.
8. an emergent broadcast supervisory control system, comprise emergent broadcast monitoring central server (100), display (101), monitor speaker (103), intercommunication microphone (104) and emergent broadcast monitor terminal (102), described emergent monitoring central server (100) respectively with described display (101), emergent broadcast monitor terminal (102), monitor speaker (103) and intercommunication microphone (104) communication connection, it is characterized in that, described emergent broadcast monitor terminal (102) adopts the emergent broadcast monitor terminal as described in any one of claim 1 ~ 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466343.1A CN105187773A (en) | 2015-08-03 | 2015-08-03 | Emergency broadcast monitoring terminal and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466343.1A CN105187773A (en) | 2015-08-03 | 2015-08-03 | Emergency broadcast monitoring terminal and system |
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| Publication Number | Publication Date |
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| CN105187773A true CN105187773A (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510466343.1A Pending CN105187773A (en) | 2015-08-03 | 2015-08-03 | Emergency broadcast monitoring terminal and system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107748525A (en) * | 2017-11-30 | 2018-03-02 | 深圳市茁迩科技发展有限公司 | Cabinet monitoring device and system |
| CN109600717A (en) * | 2018-11-16 | 2019-04-09 | 安徽帆扬通信电子技术有限公司 | A kind of emergent broadcast terminal based on eMTC&NB-IOT |
| CN112286111A (en) * | 2020-11-06 | 2021-01-29 | 陕西科技大学 | STM 32-based broadcast transmitter automatic control system and method |
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| JP2000268285A (en) * | 1999-03-18 | 2000-09-29 | Sogo Keibi Hosho Co Ltd | System and device for security mobile monitoring |
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| CN201918000U (en) * | 2011-01-17 | 2011-08-03 | 西安科技大学 | Emergency alarm system for urban security |
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Patent Citations (4)
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| JP2000268285A (en) * | 1999-03-18 | 2000-09-29 | Sogo Keibi Hosho Co Ltd | System and device for security mobile monitoring |
| CN102020157A (en) * | 2010-11-25 | 2011-04-20 | 郭松 | System for controlling the linkage of alarm talkback and video frequency of elevator |
| CN201918000U (en) * | 2011-01-17 | 2011-08-03 | 西安科技大学 | Emergency alarm system for urban security |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107748525A (en) * | 2017-11-30 | 2018-03-02 | 深圳市茁迩科技发展有限公司 | Cabinet monitoring device and system |
| CN109600717A (en) * | 2018-11-16 | 2019-04-09 | 安徽帆扬通信电子技术有限公司 | A kind of emergent broadcast terminal based on eMTC&NB-IOT |
| CN112286111A (en) * | 2020-11-06 | 2021-01-29 | 陕西科技大学 | STM 32-based broadcast transmitter automatic control system and method |
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Application publication date: 20151223 |
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