CN209134513U - A kind of remote-wireless web camera based on mechanics of communication - Google Patents
A kind of remote-wireless web camera based on mechanics of communication Download PDFInfo
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- CN209134513U CN209134513U CN201822008826.9U CN201822008826U CN209134513U CN 209134513 U CN209134513 U CN 209134513U CN 201822008826 U CN201822008826 U CN 201822008826U CN 209134513 U CN209134513 U CN 209134513U
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Abstract
The utility model discloses a kind of remote-wireless web camera based on mechanics of communication, including camera lens, optical filter, imaging sensor, image digitization encoder, compression algorithm processing circuit, central control unit, dynamic RAM, Ethernet interface and communication module, the camera lens, optical filter, imaging sensor are set gradually；Described image sensor is used to receive the optical signal handled by camera lens and optical filter and converts optical signals to electric signal；Described image digital encoder is used to receive the electric signal of described image sensor and carries out coded treatment to the signal received.The conveniently accessible Internet of things system of remote-wireless web camera based on mechanics of communication of the utility model, long-range monitoring video can be achieved, there are super remote, superpower data transmission capabilities, and convenient, low energy consumption with developing, it is at low cost, the advantages of good heat dissipation effect.
Description
Technical field
The utility model relates to wireless network camera fields, are specifically related to a kind of remote nothing based on mechanics of communication
Line web camera.
Background technique
Wireless network camera is by the web camera of wireless network transmissions vision signal, with ordinary network camera
Difference be the transmission mode of vision signal.It is distinguished from wireless transmission method, there are two types of wireless network cameras, one is
Wireless wifi network video camera, another kind are the network shootings that signal transmission is carried out using mobile communications operator's 3G wireless signal
Machine.
All there is biggish limitation in either wifi network video camera or 3G wireless signal web camera.Main table
The communication range of present wifi network video camera is very short, the problem of just will appear swinging of signal more than hundred meters, can not work normally.
And 3G wireless signal web camera is then limited by 3G network supplier, application cost is higher, and exploitation is more difficult.
Simultaneously because video file is bigger, the also generally existing transmission speed of existing wireless network camera is low, image quality
The problems such as difference, fuselage is easy fever.
Utility model content
(1) technical problems to be solved
In view of the deficienciess of the prior art, the utility model provides a kind of remote-wireless network based on mechanics of communication
Video camera.
(2) technical solution
A kind of in order to achieve the above object, the utility model provides remote-wireless network shooting based on mechanics of communication
Machine, including camera lens, optical filter, imaging sensor, image digitization encoder, compression algorithm processing circuit, center control list
Member, dynamic RAM, Ethernet interface and communication module, the camera lens, optical filter, imaging sensor are successively set
It sets；
Described image sensor is used to receive through camera lens and the optical signal of optical filter processing and converts optical signal
For electric signal；
Described image digital encoder is used to receive the electric signal of described image sensor and carries out to the signal received
Coded treatment；
The compression algorithm processing circuit is used to receive the electric signal after described image digital encoder encodes and to telecommunications
Number carry out compression processing；
Central control unit receives the compressed signal after compression algorithm processing circuit processes and is temporarily stored in the dynamic
Random access memory；
Central control unit is connected by Ethernet interface with the communication module；
The communication module is used to send out with other communication module telecommunications and by the signal of the dynamic RAM
It send to other communication modules.
As optimization, the communication module is the communication module based on IEEE 802.11ah consensus standard.Based on IEEE
802.11ah consensus standard and research and develop, transmitted at a distance for outdoor wireless networks and the wireless bridging of P2P.IEEE
802.11ah (hereinafter referred to as 802.11ah) is that one kind operates in New WLAN system standard lower than 1GHz (Sub_GHz), again
Claim HaLow.Compared with existing 802.11 standard for operating in 2.4GHz or 5GHz frequency band, 802.11ah can increase considerably biography
Defeated distance expands single network node quantity, reduces node device power consumption.
As optimization, the compression algorithm processing circuit is designed using H.265 video coding algorithm.
It further, further include flash memory, the central control unit will pressure when the communication module can not work
Contracting signal is stored in the flash memory.
On the other hand, the utility model further includes shell, and the shell is in seal cavity structure, and the front end of the shell is set
There is camera hole, the camera lens is mounted in the camera hole.
Specifically, the shell is cylindrical, the lower end of the shell is equipped with flat mounting platform, and the installation is flat
Platform lower end is equipped with heat dissipation fence, and the heat dissipation fence is located at hull outside, and the mounting platform and the heat dissipation fence are closed by aluminium
Gold is made, described image digital encoder, compression algorithm processing circuit, central control unit, dynamic RAM, Ethernet
Interface and communication module are mounted on the mounting platform.
Further, the length of the mounting platform is less than the length of the shell, and the mounting platform is embedded in the shell
The lower end rear end of body, the fan-shaped lower end rear end for being distributed in the shell of the heat dissipation fence simultaneously keep the shell cylindrical.
Further, the front end that the front end of the shell is located at the mounting platform is equipped with columned installation space, described
Optical filter, imaging sensor are mounted in the columned installation space.
(3) beneficial effect
The utility model is had the advantage that based on the remote-wireless web camera of mechanics of communication
1, data transmission distance is theoretical farthest up to 10 kilometers.
2, the wireless transmission rate of highest 54Mbps is provided.
3, it can be achieved to be realized with a low cost ad hoc network scheme.
4, work is in 712.5~798M low frequency band, penetrates and diffracting power with powerful.
5, suitable for the data acquisition passback of Internet of Things, video monitoring etc..
6, exploitation is convenient, and at low cost, low energy consumption, good heat dissipation effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of remote-wireless web camera of the utility model based on mechanics of communication；
Fig. 2 is that the cross-sectional structure of remote-wireless web camera shell of the utility model based on mechanics of communication is illustrated
Figure；
Fig. 3 is that the rear end structure of remote-wireless web camera shell of the utility model based on mechanics of communication is illustrated
Figure.
Wherein, 1 is camera lens, and 2 be optical filter, and 3 be imaging sensor, and 4 be image digitization encoder, and 5 calculate for compression
Method processing circuit, 6 be central control unit, and 7 be dynamic RAM, and 8 be flash memory, and 9 be Ethernet interface, and 10 be logical
Module is interrogated, 11 be shell, and 12 be mounting platform, and 13 be heat dissipation fence.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
A kind of structure of remote-wireless web camera based on mechanics of communication of the utility model is as shown in Figure 1, Figure 2 and schemes
Shown in 3, a kind of in order to achieve the above object, the utility model provides remote-wireless web camera based on mechanics of communication,
Including camera lens 1, optical filter 2, imaging sensor 3, image digitization encoder 4, compression algorithm processing circuit 5, center control
Unit 6, dynamic RAM 7, Ethernet interface 9 and communication module 10, the camera lens 1, optical filter 2, image sensing
Device 3 is set gradually, and is particularly arranged successively along central axial；Camera lens 1 is used to assemble external light, and makes after assembling
Light passes through optical filter 2 and is projected on imaging sensor 3, and optical filter 2 is then filtered processing, mistake to the light after aggregation
Filter out the light of specific wavelength.
Described image sensor 3 is used to receive the optical signal handled by camera lens 1 and optical filter 2 and turns optical signal
It is changed to electric signal；Described image sensor 3 uses solid state image sensor.Imaging sensor 3 is the photoelectricity using photoelectric device
Conversion function.Light image on photosurface is converted into the electric signal with light image at corresponding proportion relationship.It is photosensitive with photodiode
The light-sensitive element of triode etc. " point " light source is compared, and imaging sensor is that the light image on its light-receiving surface is divided into many junior units,
Convert thereof into a kind of function element of available electric signal.Imaging sensor is divided into vidicon and solid state image sensing
Device.Compared with vidicon, solid state image sensor have it is small in size, light-weight, integrated level is high, high resolution, it is low in energy consumption,
The features such as service life is long, price is low.Therefore it is widely applied in various industries.
Described image digital encoder 4 is used to receive the electric signal of described image sensor and carries out to the signal received
Coded treatment；Image digitization encoder 4 is to carry out decorrelative transformation by the original digital image of high-precision A/D conversion, is gone
Except the redundancy of information；It then, is again code to the Signal coding after decorrelation according to certain permission distortion requirement.
The compression algorithm processing circuit 5 is used to receive the electric signal after described image digital encoder encodes and to telecommunications
Number carry out compression processing；
Central control unit 6 receives compression algorithm processing circuit 5 treated compressed signal and is temporarily stored in described dynamic
State random access memory 7；The circuit structure of dynamic RAM 7 is simple, and integrated level is high, and reaction speed is fast, is suitble to wireless network
The low-power of video camera, high-efficiency operation.
Central control unit 6 is connected by Ethernet interface 9 with the communication module 10；
The communication module 10 is used for other communication module telecommunications and by the signal of the dynamic RAM 7
It is sent to other communication modules.
In the present embodiment, the communication module 10 is the communication module based on IEEE 802.11ah consensus standard.It is based on
IEEE 802.11ah consensus standard and research and develop, transmitted at a distance for outdoor wireless networks and the wireless bridging of P2P.IEEE
802.11ah (hereinafter referred to as 802.11ah) is that one kind operates in New WLAN system standard lower than 1GHz (Sub_GHz), again
Claim HaLow.Compared with existing 802.11 standard for operating in 2.4GHz or 5GHz frequency band, 802.11ah can increase considerably biography
Defeated distance expands single network node quantity, reduces node device power consumption.
In the present embodiment, the compression algorithm processing circuit 5 is designed using H.265 video coding algorithm.H.265 it is
ITU-TVCEG prepared new video encoding standard after H.264.H.265 standard is around existing Video coding mark
H.264 standard, retains original certain technologies, while being improved some relevant technologies.New technology uses advanced technology
To improve the relationship between code stream, coding quality, delay and algorithm complexity, being optimal setting.In specific research
Appearance includes: to improve compression efficiency, improve robustness and error recovery capabilities, the real-time time delay of reduction, reduction channel acquisition time
With random access time delay, reduce complexity etc..H.264 due to algorithm optimization, the velocity interpolation SD number of 1Mbps can be lower than
Image transmission；H.265 it then may be implemented to transmit using the common high resolution audio and video of transmission speed transmission 720P of 1~2Mbps.
It, can be constant in transmission rate by using the compression algorithm processing circuit 5 that H.265 video coding algorithm designs
In the case of effectively promote video, the picture quality that video camera is sent out, the experience of high-quality video, picture is provided.It increases greatly
Add the user experience of client.
It in the present embodiment, further include flash memory 8, the central control unit 6 can not work in the communication module 10
Compressed signal is stored in the flash memory 8 when making.Wireless network camera inevitably will appear in the process of work
The phenomenon that some networks are not available or network signal is bad.The image that wireless network camera takes at this time will be unable to lead to
It crosses communication module to send, causes the blind area of monitoring, shooting.Can be when network can not work by setting flash memory 8, it will
The signal taken is stored into flash memory, avoids the blind area of monitoring, shooting, improves the using effect of product.
It in the present embodiment, further include shell 11, the above camera lens 1, optical filter 2, imaging sensor 3, image digitization
Encoder 4, compression algorithm processing circuit 5, central control unit 6, dynamic RAM 7, Ethernet interface 9 and communication module
10 are mounted in shell 11.The shell 11 is in seal cavity structure, and the front end of the shell 11 is equipped with camera hole, the camera lens
1 is mounted in the camera hole.
In the present embodiment, the shell 11 is cylindrical, and the lower end of the shell 11 is equipped with flat mounting platform
12,12 lower end of mounting platform is equipped with heat dissipation fence 13, and the heat dissipation fence 13 is located at 11 outside of shell, the mounting platform
12 and the heat dissipation fence 13 be made of aluminium alloy, described image digital encoder 4, compression algorithm processing circuit 5, center control
Unit 6, dynamic RAM 7, Ethernet interface 9 and communication module 10 are mounted on the mounting platform.It is flat by installing
The heat dissipation of main heating element may be implemented in platform 12 and heat dissipation fence 13, guarantees the using effect of product.
In the present embodiment, the length of the mounting platform 12 is less than the length of the shell 11, the mounting platform 12
It is embedded in the lower end rear end of the shell 11, the fan-shaped lower end rear end for being distributed in the shell 11 of the heat dissipation fence 13 simultaneously makes
The shell 11 is cylindrical.
In the present embodiment, the front end that the front end of the shell 11 is located at the mounting platform 12 is equipped with columned installation
Space, the optical filter 2, imaging sensor 3 are mounted in the columned installation space.
The utility model has the beneficial effects that
1, data transmission distance is theoretical farthest up to 10 kilometers.
2, the wireless transmission rate of highest 54Mbps is provided.
3, it can be achieved to be realized with a low cost ad hoc network scheme.
4, work is in 712.5~798M low frequency band, penetrates and diffracting power with powerful.
5, suitable for the data acquisition passback of Internet of Things, video monitoring etc..
6, exploitation is convenient, and at low cost, low energy consumption, good heat dissipation effect.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (8)
1. a kind of remote-wireless web camera based on mechanics of communication, which is characterized in that including camera lens, optical filter,
Imaging sensor, image digitization encoder, compression algorithm processing circuit, central control unit, dynamic RAM, Ethernet
Interface and communication module, the camera lens, optical filter, imaging sensor are set gradually；
Described image sensor is used to receive the optical signal handled by camera lens and optical filter and converts optical signals to electricity
Signal；
Described image digital encoder is used to receive the electric signal of described image sensor and encodes to the signal received
Processing；
The compression algorithm processing circuit be used for receive described image digital encoder coding after electric signal and to electric signal into
Row compression processing；
Central control unit receives the compressed signal after compression algorithm processing circuit processes and is temporarily stored in the dynamic random
Memory；
Central control unit is connected by Ethernet interface with the communication module；
The communication module is used for and other communication module telecommunications and is sent to the signal of the dynamic RAM
Other communication modules.
2. the remote-wireless web camera based on mechanics of communication as described in claim 1, which is characterized in that the communication
Module is the communication module based on IEEE 802.11ah consensus standard.
3. the remote-wireless web camera based on mechanics of communication as claimed in claim 2, which is characterized in that the compression
Algorithm process circuit is designed using H.265 video coding algorithm.
4. the remote-wireless web camera based on mechanics of communication as claimed in claim 3, which is characterized in that further include dodging
Compressed signal is stored in the flash memory when the communication module can not work by memory, the central control unit.
5. the remote-wireless web camera based on mechanics of communication as described in claim 1, which is characterized in that further include shell
Body, the shell are in seal cavity structure, and the front end of the shell is equipped with camera hole, and the camera lens is mounted on the camera hole
On.
6. the remote-wireless web camera based on mechanics of communication as claimed in claim 5, which is characterized in that the shell
Cylindrical, the lower end of the shell is equipped with flat mounting platform, and the mounting platform lower end is equipped with heat dissipation fence, described
Mounting platform and the heat dissipation fence are made of aluminium alloy, and the heat dissipation fence is located at hull outside, described image digital coding
Device, compression algorithm processing circuit, central control unit, dynamic RAM, Ethernet interface and communication module are mounted on institute
It states on mounting platform.
7. the remote-wireless web camera based on mechanics of communication as claimed in claim 6, which is characterized in that the installation
The length of platform is less than the length of the shell, and the mounting platform is embedded in the lower end rear end of the shell, the heat dissipation grid
The fan-shaped lower end rear end for being distributed in the shell in column simultaneously keeps the shell cylindrical.
8. the remote-wireless web camera based on mechanics of communication as claimed in claim 7, which is characterized in that the shell
Front end be located at the mounting platform front end be equipped with columned installation space, the optical filter, imaging sensor peace
In the columned installation space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822008826.9U CN209134513U (en) | 2018-12-03 | 2018-12-03 | A kind of remote-wireless web camera based on mechanics of communication |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822008826.9U CN209134513U (en) | 2018-12-03 | 2018-12-03 | A kind of remote-wireless web camera based on mechanics of communication |
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| Publication Number | Publication Date |
|---|---|
| CN209134513U true CN209134513U (en) | 2019-07-19 |
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ID=67247644
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822008826.9U Expired - Fee Related CN209134513U (en) | 2018-12-03 | 2018-12-03 | A kind of remote-wireless web camera based on mechanics of communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113206943A (en) * | 2021-04-30 | 2021-08-03 | 深圳市永诺摄影器材股份有限公司 | Camera based on network communication |
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2018
- 2018-12-03 CN CN201822008826.9U patent/CN209134513U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113206943A (en) * | 2021-04-30 | 2021-08-03 | 深圳市永诺摄影器材股份有限公司 | Camera based on network communication |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190719 Termination date: 20201203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |