CN103533251A - Anti-exposure-whitening network camera - Google Patents
Anti-exposure-whitening network camera Download PDFInfo
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- CN103533251A CN103533251A CN201310480681.1A CN201310480681A CN103533251A CN 103533251 A CN103533251 A CN 103533251A CN 201310480681 A CN201310480681 A CN 201310480681A CN 103533251 A CN103533251 A CN 103533251A
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Abstract
The invention discloses an anti-exposure-whitening network camera, which comprises a CPU (Central Processing Unit) control module, a lens, an image sensor, an image signal processing module, an image encoder, a network transmission module, a power supply, a power supply control and management module, an ultrasonic detection module and an infrared detection module, wherein during working, the image sensor is used for transmitting a lens shot video signal to the image signal processing module; the image signal processing module is used for converting an analog video signal into a digital signal; the image encoder is used for encoding and compressing the digital signal and accessing a network through the network transmission module; the infrared detection module can be used for detecting a human body; the ultrasonic wave detecting module can be used for accurately detecting the distance between the human body and the lens; the CPU control module can be used for adjusting and controlling the exposure brightness according to the distance between the human body and the lens. According to the anti-exposure-whitening network camera, the distance from the human body can be detected automatically and the illumination brightness can be adjusted, so that exposure whitening is effectively prevented; the anti-exposure-whitening network camera has the advantages of novel structural design, high adjustability and high image resolution.
Description
Technical field
The present invention relates to camcorder technology field, relate in particular to the web camera that a kind of anti-exposure is turned white.
Background technology
As the important products of cybertimes, web camera has been widely used in daily life, such as: remote monitoring, electronic traffic eye etc.; Wherein, web camera is the digitizer of transmission Network Based, and web camera, also can be by network output interface by the direct access network of the video content of video camera except having common composite video signal output interface BNC.
For the web camera of working at night, such as electronic traffic eye, security monitoring video camera etc., in exposure in the situation that, captured human body is easy to occur the situation of turning white, and then seriously affects image quality and definition.
Summary of the invention
The web camera that provides a kind of anti-exposure to turn white for the deficiencies in the prior art is provided, and this web camera can automatically be surveyed human body distance regulating illumination brightness, and then effectively prevents that exposure from turning white.
For achieving the above object, the present invention is achieved through the following technical solutions.
The web camera that a kind of anti-exposure is turned white, the camera lens, imageing sensor, picture signal processing module, image encoder and the network transmission module that include CPU control module and be electrically connected to successively, camera lens, imageing sensor, picture signal processing module, image encoder and network transmission module are also electrically connected to CPU control module respectively; This high-definition network camera also includes power supply, power supply control and management module, ultrasonic listening module and infra-red detection module, power supply control and management module is electrically connected to power supply, camera lens, imageing sensor, picture signal processing module, image encoder, network transmission module, CPU control module, ultrasonic listening module and infra-red detection module are electrically connected to power supply control and management module respectively, and ultrasonic listening module and infra-red detection module are also electrically connected to CPU control module.
Beneficial effect of the present invention is: the web camera that a kind of anti-exposure of the present invention is turned white, and it comprises CPU control module, camera lens, imageing sensor, picture signal processing module, image encoder, network transmission module, power supply, power supply control and management module, ultrasonic listening module and infra-red detection module; Each part work of controlling is coordinated and managed to CPU control module, and power supply is powered for each part by power supply control and management module.During work, imageing sensor by the captured video signal transmission of camera lens to picture signal processing module, picture signal processing module converts analog video signal to digital signal, and image encoder coding is to above-mentioned encoding digital signals compression final by network transmission module access network.In addition, infra-red detection module can be surveyed human body, and ultrasonic listening module can be surveyed human body exactly apart from the distance of camera lens, along with the distance between human body and camera lens changes, CPU control module can regulate the size of current that drives camera lens adaptively, and then control exposure brightness, and finally prevent the situation that exposure is turned white.Comprehensive above-mentioned situation is known, and the present invention can automatically survey human body distance regulating illumination brightness, and then effectively prevents that exposure from turning white, i.e. the present invention has that structural design novelty, controllability are strong, the advantage clearly of making a video recording.
Accompanying drawing explanation
Utilize accompanying drawing to be further detailed the present invention below, but the embodiment in accompanying drawing does not form any limitation of the invention.
Fig. 1 is structural representation of the present invention.
In Fig. 1, include:
1---CPU control module 2---camera lens
3---imageing sensor 4---picture signal processing module
5---image encoder 6---network transmission module
7---power supply 8---power supply control and management module
9---ultrasonic listening module 10---infra-red detection module.
Embodiment
Below in conjunction with concrete execution mode, the present invention will be described.
As shown in Figure 1, the web camera that a kind of anti-exposure is turned white, the camera lens 2, imageing sensor 3, picture signal processing module 4, image encoder 5 and the network transmission module 6 that include CPU control module 1 and be electrically connected to successively, camera lens 2, imageing sensor 3, picture signal processing module 4, image encoder 5 and network transmission module 6 are also electrically connected to CPU control module 1 respectively; This high-definition network camera also includes power supply 7, power supply control and management module 8, ultrasonic listening module 9 and infra-red detection module 10, power supply control and management module 8 is electrically connected to power supply 7, camera lens 2, imageing sensor 3, picture signal processing module 4, image encoder 5, network transmission module 6, CPU control module 1, ultrasonic listening module 9 and infra-red detection module 10 are electrically connected to power supply control and management module 8 respectively, and ultrasonic listening module 9 and infra-red detection module 10 are also electrically connected to CPU control module 1.
In the course of work of the present invention, CPU control module 1 is coordinated and is managed and control camera lens 2, imageing sensor 3, picture signal processing module 4, image encoder 5, network transmission module 6, ultrasonic listening module 9 and 10 work of infra-red detection module, and the electric power that power supply 7 provides converts camera lens 2, imageing sensor 3, picture signal processing module 4, image encoder 5, network transmission module 6, CPU control module 1, ultrasonic listening module 9 and the needed current/voltage of infra-red detection module 10 to via power supply control and management module 8.During work, imageing sensor 3 by the captured video signal transmission of camera lens 2 to picture signal processing module 4,4 pairs of vision signals that receive of picture signal processing module are carried out conversion process and convert analog video signal to digital signal, and above-mentioned digital signal can be passed through network transmission module 6 access networks after image encoder 5 compression codings.
Need further to explain, in the course of work of the present invention, infra-red detection module 10 can be surveyed human body, and ultrasonic listening module 9 can be surveyed human body exactly apart from the distance of camera lens 2, along with the distance between human body and camera lens 2 changes, CPU control module 1 can regulate the size of current that drives camera lens 2 adaptively, and then controls exposure brightness, and finally prevents the situation that exposure is turned white.
Comprehensive above-mentioned situation is known, and the present invention can automatically survey human body distance regulating illumination brightness, and then effectively prevents that exposure from turning white, i.e. the present invention has that structural design novelty, controllability are strong, the advantage clearly of making a video recording.
Above content is only preferred embodiment of the present invention, for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, and this description should not be construed as limitation of the present invention.
Claims (1)
1. the web camera that anti-exposure is turned white, it is characterized in that: the camera lens (2), imageing sensor (3), picture signal processing module (4), image encoder (5) and the network transmission module (6) that include CPU control module (1) and be electrically connected to successively, camera lens (2), imageing sensor (3), picture signal processing module (4), image encoder (5) and network transmission module (6) are also electrically connected to CPU control module (1) respectively, this high-definition network camera also includes power supply (7), power supply control and management module (8), ultrasonic listening module (9) and infra-red detection module (10), power supply control and management module (8) is electrically connected to power supply (7), camera lens (2), imageing sensor (3), picture signal processing module (4), image encoder (5), network transmission module (6), CPU control module (1), ultrasonic listening module (9) and infra-red detection module (10) are electrically connected to power supply control and management module (8) respectively, ultrasonic listening module (9) and infra-red detection module (10) are also electrically connected to CPU control module (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310480681.1A CN103533251A (en) | 2013-10-15 | 2013-10-15 | Anti-exposure-whitening network camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310480681.1A CN103533251A (en) | 2013-10-15 | 2013-10-15 | Anti-exposure-whitening network camera |
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| CN103533251A true CN103533251A (en) | 2014-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310480681.1A Pending CN103533251A (en) | 2013-10-15 | 2013-10-15 | Anti-exposure-whitening network camera |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1090064A (en) * | 1992-10-23 | 1994-07-27 | 三星航空产业株式会社 | Can detect the camera and the control method thereof of deficiency in light quantity of flash |
| CN101470324A (en) * | 2007-09-03 | 2009-07-01 | 三星电子株式会社 | Auto-focusing apparatus and method for camera |
| CN101534470A (en) * | 2009-04-10 | 2009-09-16 | 华南理工大学 | System and method for tracking moving target based on wireless sensor network |
| US20100141762A1 (en) * | 2006-11-20 | 2010-06-10 | Jon Siann | Wireless Network Camera Systems |
| CN102821231A (en) * | 2011-06-09 | 2012-12-12 | 毛振刚 | High-definition internet protocol (IP) white light camera acting with alarm |
-
2013
- 2013-10-15 CN CN201310480681.1A patent/CN103533251A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1090064A (en) * | 1992-10-23 | 1994-07-27 | 三星航空产业株式会社 | Can detect the camera and the control method thereof of deficiency in light quantity of flash |
| US20100141762A1 (en) * | 2006-11-20 | 2010-06-10 | Jon Siann | Wireless Network Camera Systems |
| CN101470324A (en) * | 2007-09-03 | 2009-07-01 | 三星电子株式会社 | Auto-focusing apparatus and method for camera |
| CN101470324B (en) * | 2007-09-03 | 2012-05-30 | 三星电子株式会社 | Auto-focusing apparatus and method for camera |
| CN101534470A (en) * | 2009-04-10 | 2009-09-16 | 华南理工大学 | System and method for tracking moving target based on wireless sensor network |
| CN102821231A (en) * | 2011-06-09 | 2012-12-12 | 毛振刚 | High-definition internet protocol (IP) white light camera acting with alarm |
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Application publication date: 20140122 |
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| RJ01 | Rejection of invention patent application after publication |