CN201528399U - Wireless audio/video monitoring device - Google Patents
Wireless audio/video monitoring device Download PDFInfo
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- CN201528399U CN201528399U CN2009202177439U CN200920217743U CN201528399U CN 201528399 U CN201528399 U CN 201528399U CN 2009202177439 U CN2009202177439 U CN 2009202177439U CN 200920217743 U CN200920217743 U CN 200920217743U CN 201528399 U CN201528399 U CN 201528399U
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Abstract
A wireless audio/video monitoring device, which mainly comprises a core processing module, a wireless transmitting module, an audio/video signal input/output module, and a storage module, wherein the core processing module serves as the core of the wireless audio/video monitoring device, an operating system and an application program are embedded in the core processing module, the audio/video signal input by the audio/video signal input module to the core processing module is transmitted by the wireless transmitting module after being processed by the core processing module, so as to be received by the wireless transmitting module of another wireless audio/video monitoring system, and the received signal is output through the audio/video signal output module after being processed by the core processing module. The unnecessary module can be dismounted conveniently from the system, and the wireless audio/video monitoring device with portability is greatly advantageous in that the wireless transmitting is adopted, the audio/video signal input/output module is independent from the computer. With the help of the device, the audio/video signal can be transmitted from one place to another place occupied by guardian or other mangers, thereby facilitating monitoring.
Description
Technical field
The utility model relates to a kind of audio-video monitoring device, especially utilizes embedded and the wireless audio and video supervising device WIFI radio communication.
Background technology
In recent years, along with the development and the maturation of communication transmission technology, the audio frequency and video transmission technology has been used for the various aspects of people's daily life.Video monitoring system is from initial simulation cctv surveillance, experienced the development of digitlization, networking, strides forward to distributed, intelligentized direction.The development of video compression technology has promoted the digitlization of video monitoring system, has saved a large amount of memory spaces.The increase universal and bandwidth of computer network makes the metropolitan area network video monitoring become a reality.
Present video monitoring system is used for aspects such as security, video conference more, and fund and human input are all bigger.The layout of whole video supervisory control system needs a large amount of installation works, and terminal adopts computer control more, and video image also shows on computers.The range of application of the video monitoring system that can not arbitrarily move is narrow.Hence one can see that, and the video monitoring system of main flow has a lot of inconvenience on using now, can not satisfy the needs of daily life.
Summary of the invention
Wireless audio and video supervising device of the present utility model adopts wireless transmission protocol emission data, has avoided the installation work of audio/video monitor and control system, makes the random degree of laying of watch-dog increase greatly; Its terminal adopts the portable LCD display that is similar to the MP4 size, no longer according to being disinclined to computer, makes supervisor's mobility strengthen, and the supervisor can watch the situation in monitoring place whenever and wherever possible.
To achieve these goals, the technical solution adopted in the utility model is: a kind of wireless audio and video supervising device, it comprises a core processing module 1,4, one audio signal output modules 8 of 5, one video signal input module of an audio signal input module, a vision signal output module 9,3, one power circuits 6 of 7, one wireless transport modules of a memory module and a reset circuit 3.Core processing module 1 is embedded with operating system and built-in application program, is used for controlling whole wireless audio and video supervisory control system and works in order; Audio signal input module 5 is used for the audio signal in acquisition monitoring place and by interface it is reached core processing module 1; The effect of video signal input module 4 is similar to audio signal input module 5, is used for images acquired information and is passed to core processing module 1 by the Universal USB interface; Wireless transport module 2 is used for the signal wireless that core processing module 1 was handled is transferred out, and the audio-video signal in the monitoring place that perhaps will receive is sent to core processing module 1; Audio signal output module 8 is used for the audio signal output in monitoring place that core processing module was handled; 9 effects of vision signal output module are similar to audio signal output module 8, are used to show the vision signal that receives from processing module by the LCD interface; The audio-video signal that memory module 7 will be monitored the place by the Universal USB interface stores, and checks after being convenient to; Power circuit 6 is for each module provides suitable voltage, makes them can operate as normal; Reset circuit 3 is used for monitoring power voltage and reconfigures circuit parameter when system works is undesired.
When single worker uses, for the dismountable audio frequency and video output module in monitoring place, for the dismountable audio-video signal input module of supervisor.Because the WIFI Radio Transmission Technology is adopted in the transmission of audio-video signal, saved installation work, directly supervisory control system is placed in the monitoring place and gets final product.Supervisory control system is comparatively small and exquisite, and the supervisor can carry, whenever and wherever possible the situation in checking monitoring place.
By top description as can be seen, wireless audio and video control device of the present utility model provides a kind of audio/video monitor and control system easy to use, is fit to the needs of daily life.
Advantage of the present utility model or good effect are:
1. no longer need computer in the use, changed in traditional monitor mode dependence computer;
2. light, mobility is good, and the device of a pair of A box of cigarette size just can solve the monitoring work in single place, and watch-dog is small and exquisite, light, is convenient to carry;
3. easy to operate, the utilization rate of equipment and installations height.Owing to adopt radio-frequency (RF) receiving and transmission module, can realize the complete wireless penetration monitored not needing other redundance unit based on the WIFI wireless transmission protocol.
Description of drawings
Fig. 1 is the structure principle chart of wireless audio and video supervising device of the present utility model;
Fig. 2 is the signal processing emission process schematic diagram of wireless audio and video supervising device of the present utility model;
Fig. 3 is that the signal of wireless audio and video supervising device of the present utility model receives the processing procedure schematic diagram.
Embodiment
Below in conjunction with description of drawings and embodiment the utility model is done further detailed description.
With reference to figure 1, the utility model provides a kind of wireless audio and video supervising device, it has a core processing module 1, described core processing module 1 connects 4, one audio signal output modules 8 of 5, one video signal input module of an audio signal input module respectively, a vision signal output module 9,2, one power circuits 6 of 7, one wireless transport modules of a memory module and a reset circuit 3.Core processing module 1 is embedded with operating system and built-in application program, is used for controlling whole wireless audio and video supervisory control system and works in order; Audio signal input module 5 is used for the audio signal in acquisition monitoring place and by interface it is reached core processing module 1; The effect of video signal input module 4 is similar to audio signal input module 5, is used for images acquired information and is passed to core processing module 1 by the Universal USB interface; Wireless transport module 2 is used for the signal wireless that core processing module 1 was handled is transferred out, and the audio-video signal in the monitoring place that perhaps will receive is sent to core processing module 1; Audio signal output module 8 is used for the audio signal output in monitoring place that core processing module was handled; 9 effects of vision signal output module are similar to audio signal output module 8, are used to show the vision signal that receives from processing module by the LCD interface; The audio-video signal that memory module 7 will be monitored the place by the Universal USB interface stores, and checks after being convenient to; Power circuit 6 is for each module provides suitable voltage, makes them can operate as normal; Reset circuit 3 is used for monitoring power voltage and reconfigures circuit parameter when system works is undesired.
In a preferred embodiment, the control core that its inner core processing module 1 of wireless audio and video supervising device of the present utility model is this supervisory control system, this processing module adopts the S3C2410 chip, and integrated 64M NAND FLASH and 64M SDRAM, the flush type LINUX system kernel of packing into, and the audiovisual applications program used of built-in multiple needs, control flowing of audio-video signal stream.
Audio signal input module 5 mainly is made up of microphone and UDA1341 audio coding decoding chip, and the voice signal that is used for collecting sends core processing module 1 to after being written as binary digital code.
Video signal input module 4 mainly is made up of camera, and camera passes to core processing module 1 with the image information that collects, and the coding of picture signal is realized by core processing module 1 usefulness software.
Audio signal output module 8 mainly is made up of earphone and UDA1341 audio coding decoding chip, and the audio signal that is used for receiving from core processing module 1 plays back.
Vision signal output module 9 mainly is made up of LCD display.The vision signal in the monitoring place that core processing module 1 will receive is decoded into and is fit to the vision signal that LCD plays, and passes to LCD display.
Memory module 7 is connected with core processing module 1 by the Universal USB interface, and the audio-video signal that core processing module 1 will be monitored the place is transferred to preservation in the memory device.
This system power supply is the 5V charged lithium cells, and power circuit 6 is 3.3V voltage by the LM1085-3.3V chip with the 5V voltage transition, offers the module that needs 3.3V voltage.These two voltages can guarantee each module operate as normal.Reset circuit 3 mainly is made of the IMP811T chip, realizes monitoring and hand-reset operation to supply voltage.
The course of work of this device is as follows: this system is fixed in around the monitoring place when using in the monitoring place.Consult shown in Figure 2, sound and picture signal are sent into core processing module 1 by the audio-video signal input module, core processing module 1 is delivered to signal wireless transport module 2 transmissions after handling input signal on the one hand, on the other hand signal is delivered to memory module 7 and is stored.The hand-holdable supervisory control system checking monitoring of supervisor place situation.This moment, the course of work of watch-dog was consulted shown in Figure 3, wireless transport module 2 receives by the audio-video signal of another watch-dog transmission and with it and sends into core processing module 1, after core processing module 1 is finished dealing with signal is delivered to the audio frequency and video output module and show, synchronous signal also is sent to memory module 7 and stores.Can freely remove for unwanted functional module.
By top description as can be seen, this cover system provides a kind of convenient and practical real-time monitoring system.In the use, can reduce or increase function, this thinking can be developed into different field simultaneously according to the market demand.
Be understandable that, for the person of ordinary skill of the art, can make other various corresponding changes and distortion according to technical conceive of the present utility model, and the protection range that these all changes and distortion all should belong to the utility model claim.
Claims (6)
1. wireless audio and video supervising device, it has a core processing module (1), described core processing module (1) is embedded with and is used for controlling whole wireless audio and video the supervisory control system operating system and the built-in application program of work in order, it is characterized in that described core processing module (1) is connected with respectively:
One is used for the audio signal in acquisition monitoring place and by interface it is reached the audio signal input module (5) of described core processing module (1);
With images acquired information and be passed to the video signal input module (4) of described core processing module (1) by the Universal USB interface;
An audio signal output module (8) of the audio signal output in the monitoring place that described core processing module (1) was handled;
A vision signal output module (9) that shows the vision signal that receives from described core processing module (1) by the LCD interface;
The audio-video signal that to monitor the place by the Universal USB interface stores the memory module (7) of getting off;
The signal wireless that described core processing module (1) was handled transfers out, and the audio-video signal in the monitoring place that perhaps will receive is sent to a wireless transport module (2) of described core processing module (1);
A power circuit (6) of suitable voltage is provided for each module; And
Monitoring power voltage and the reset circuit (3) that reconfigures circuit parameter when system works is undesired.
2. wireless audio and video supervising device as claimed in claim 1 is characterized in that, two Universal USB interfaces are arranged on the described core processing module (1), is respectively applied for incoming image signal collection and memory module (7); A microphone interface is used for the collection of voice signal; An earphone interface; A LCD display interface.
3. wireless audio and video supervising device as claimed in claim 1 is characterized in that, described wireless transport module (2) is the WIFI wireless transport module, and employing voltage is the USB interface of 3.3V.
4. wireless audio and video supervising device as claimed in claim 1, it is characterized in that described core processing module (1) adopts microprocessor chip, and integrated 64M NAND FLASH and 64M SDRAM, pack into flush type LINUX system kernel and built-in audiovisual applications program.
5. wireless audio and video supervising device as claimed in claim 1 is characterized in that, described audio signal input module (5) comprises microphone and audio coding decoding chip.
6. wireless audio and video supervising device as claimed in claim 1 is characterized in that, described audio signal output module (8) comprises earphone and audio coding decoding chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202177439U CN201528399U (en) | 2009-09-29 | 2009-09-29 | Wireless audio/video monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202177439U CN201528399U (en) | 2009-09-29 | 2009-09-29 | Wireless audio/video monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201528399U true CN201528399U (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202177439U Expired - Fee Related CN201528399U (en) | 2009-09-29 | 2009-09-29 | Wireless audio/video monitoring device |
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| Country | Link |
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| CN (1) | CN201528399U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104093161A (en) * | 2013-07-16 | 2014-10-08 | 开曼群岛威睿电通股份有限公司 | Automatic audio restoration system and automatic restoration method thereof |
| CN104469311A (en) * | 2014-12-12 | 2015-03-25 | 成都携恩科技有限公司 | Novel city information monitor based on internet of things and special for public security |
-
2009
- 2009-09-29 CN CN2009202177439U patent/CN201528399U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104093161A (en) * | 2013-07-16 | 2014-10-08 | 开曼群岛威睿电通股份有限公司 | Automatic audio restoration system and automatic restoration method thereof |
| CN104469311A (en) * | 2014-12-12 | 2015-03-25 | 成都携恩科技有限公司 | Novel city information monitor based on internet of things and special for public security |
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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: 20100714 Termination date: 20110929 |