CN105306923A - 3D camera having large viewing angle - Google Patents
3D camera having large viewing angle Download PDFInfo
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- CN105306923A CN105306923A CN201510158165.6A CN201510158165A CN105306923A CN 105306923 A CN105306923 A CN 105306923A CN 201510158165 A CN201510158165 A CN 201510158165A CN 105306923 A CN105306923 A CN 105306923A
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Abstract
The invention relates to a 3D camera having a large viewing angle. The 3D camera is used for 3D image photographing and environmental monitoring of a video conference or a three-dimensional space. The 3D camera comprises circuit boards; the circuit boards are each provided with a first wide-angle lens and a second wide-angle lens; the first wide-angle lens and the second wide-angle lens are same in vertical and horizontal positions; furthermore, a specific angle is between the first wide-angle lens and the second wide-angle lens; a first image sensor is arranged in the first wide-angle lens; a second image sensor is arranged in the second wide-angle lens; a main control circuit board is also provided with a main control chip and is connected with a wireless processing module; a local area network port and a wide area network port are arranged on the main control circuit board; and an audio part and an image and picture storage TF card are also arranged. According to the invention, the two wide-angle lenses are adopted; furthermore, the installation positions are specifically limited; the relative angle of the two lenses is 120 DEG; a 3D picture having a larger viewing angle can be photographed; and real-time panoramic photographing can be realized.
Description
Technical field
The present invention relates to a kind of video monitoring apparatus, particularly one 3D wireless camera with great visual angle, for safety monitoring, 3D rendering shooting, the environmental monitoring of video conference or solid space.
Background technology
Existing 3D shooting adopts the picture angle of common view angle lens shooting limited, and be all generally about 60 degree, this mode limitation is larger.
Summary of the invention
In order to overcome the shortcoming of prior art, the invention provides one 3D video camera with great visual angle.
Technical solution of the present invention is as follows:
One is 3D wireless camera with great visual angle, comprise video circuit plate, the described circuit board left and right sides is provided with the first and wide-angle lens two of wide-angle lens, described wide-angle lens first with wide-angle lens about two, front and back position is identical and lens direction is contrary, the first inside of described wide-angle lens is provided with imageing sensor one, imageing sensor two is provided with in described wide-angle lens two, described wiring board is connected with master control borad by connector, described master control borad is provided with lan port and WAN port, and audio-frequency unit and image picture store TF card.
Described wide-angle lens is first is 120 degree of little distortion with the visual range of wide-angle lens two.
Described imageing sensor one and imageing sensor two are cmos image sensors, and light signal is converted to the signal of telecommunication, and after carrying out A/D conversion and Digital Image Processing, by interface circuit, data-signal are transferred to main control chip.
The data-signal of input is carried out picture signal reduction by described main control chip, and color adjusts, and white balance process, lens distortion calibration, converts 3D image vision signal to.
Audio-video signal is sent to cable network or wireless network by described master control borad.
Beneficial effect of the present invention is: the invention solves that existing 3D camera angles is little, application limitation, and not by the restriction of installation site, without the need to wiring, without dead angle, realizes 3D real time panoramic with great visual angle and take.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is structural representation of the present invention.
Fig. 2 is circuit structure connection layout of the present invention.
Fig. 3 is software flow pattern of the present invention.
Fig. 4 is image processing flow figure of the present invention.
Wherein: 1, video circuit plate; 2, main control chip; 3, wide-angle lens is first; 4, wide-angle lens two; 5, imageing sensor one; 6, imageing sensor two; 7, data connector; 8, main control board; 9, lan port; 10, WAN port; 11, audio-frequency unit; 12, image picture stores TF card.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Consult Fig. 1.
One is 3D wireless camera with great visual angle, comprise video circuit plate 1, described circuit board 1 left and right sides is provided with wide-angle lens first 3 and wide-angle lens 24, described wide-angle lens first 3 is identical with wide-angle lens 24 upper-lower position, the relative 120 degree of angles in left and right, 3D picture with great visual angle can be taken, first 3 inside of described wide-angle lens are provided with imageing sensor 1, imageing sensor 26 is provided with in described wide-angle lens 24, described circuit board 1 is by data wire and connector 7 UNICOM main control chip module 8, described main control module 8 there is main control chip 2 and is provided with lan port 9 and WAN port 10, audio-frequency unit (11) and image picture store TF card (12).
Described wide-angle lens first 3 is 120 degree with the visual range of wide-angle lens 24.Described imageing sensor 1 and imageing sensor 26 are cmos image sensors, and light signal is converted to the signal of telecommunication, and after carrying out A/D conversion and Digital Image Processing, by interface circuit, data-signal are transferred to main control chip 2.The data-signal of input is carried out picture signal reduction by described main control chip 2, and color adjusts, and white balance process, lens distortion calibration, is processed into 3D signal of video signal.Audio-video signal is sent to cable network or wireless network by WIFI system on plate by described master control borad 8.
Consult Fig. 2.
Main control chip 2 controls video 1 and video 2 synchronous working, be connected with SerialFlash (flash memory) memory, described SerialFlash memory is for storing sensitive chip parameters, the signal being processed into digital picture through main control processor imports wireless module into, described main controller is that central processing unit contains wireless radio frequency modules, integrated RF function, for launching or receiving wireless signal, described DDR/SDR module is as system cloud gray model internal memory, store program during wireless module work, the data such as data, described wireless module is connected with power supply adaptor, module also have audio-frequency unit (microphone and loudspeaker) and image picture store TF card.
Consult Fig. 3.
Fig. 3 is software flow pattern of the present invention, it comprises (1) system initialization:
A.BootLoader code runs, the operational mode that notice chip is concrete, selects to load linux system from flash and run to internal memory during normal operation.
B.Linux system introducing internal memory also runs
C. each hardware driving (comprise wireless network card region, camera drives etc.) is loaded
(2) master control video acquisition:
Comprise YUV picture format and RGB picture format is changed, automatic exposure, Automatic white balance, Gamma corrects, LensCorrection etc.
(3) video two-way mixed processing:
By the two-path video image data collected, synthesize a road video by left-right format, this part completes image joint algorithm by main control chip.
(4) UVC (consensus standard of video capture device definition) protocol data transmission:
Definition input endpoint, exit point, video camera end points, selected cell, output unit, expands the hardware modules such as unit and specific device description form
(5) video broadcasting:
Adopt uvc_stream assembly (video server software), obtain image from single input module and be transferred to the order line application program of multiple output precision, described uvc_stream component application in the network based on IP agreement, obtain from video camera and the image transmitting jpeg form to browser.
(6) Http (HTML (Hypertext Markup Language)) protocol data transmission: the rule communicated with one another between regulation browser and Web server, the data transfer protocol of web documents is transmitted by internet, support Client/Server, the data object of permission transmission any type etc. are specific.
(7) display of mobile phone/PCAPP:
Program Access module in charge from network reception multicast data flow, and is put into core buffer (resolving the concrete network transmission protocol); Video decoding module carries out decoding (video flowing sent from server, for meeting transmission speed, generally can carry out video compression) the video data received; Video is shown on screen by display module.
Consult Fig. 4.
Fig. 4 is image processing flow figure of the present invention, the view data collected is carried out to the mpeg encoded of standard, sent by transmission instrument, at mobile phone or PC receiving terminal, through the mpeg decode of standard, go back original video image, record a video further if think or take pictures, JPG/PNG/AVI compression is being carried out to decoded picture, also audio frequency and video can be stored in the storage card TF card of the machine simultaneously.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention, General Principle defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Scope of the present invention is by claim and equivalents thereof.
Claims (5)
1. a 3D video camera with great visual angle, it is characterized in that: comprise circuit board (1), described circuit board (1) left and right sides is provided with wide-angle lens first (3) and wide-angle lens two (4), described wide-angle lens first (3) and wide-angle lens are Shang Xia two (4), front and back position is identical and lens direction is contrary, described wide-angle lens first (3) inside is provided with imageing sensor one (5), imageing sensor two (6) is provided with in described wide-angle lens two (4), described wiring board (1) is connected with main control board (8) by data line connector (7), described main control board (8) is also provided with main control chip (2), and be provided with lan port (9) and WAN port (10), audio-frequency unit (11) and image picture store TF card (12).
2. one according to claim 1 3D wireless camera with great visual angle, is characterized in that: described wide-angle lens first (3) is 120 degree of little distortion with the visual range of wide-angle lens two (4).
3. one according to claim 2 3D wireless camera with great visual angle, it is characterized in that: described imageing sensor one (5) and imageing sensor two (6) are cmos image sensors, light signal is converted to the signal of telecommunication, and after carrying out A/D conversion and Digital Image Processing, by interface circuit, data-signal is transferred to connector (7).
4. one according to claim 3 3D wireless camera with great visual angle, it is characterized in that: the data-signal of input is carried out picture signal reduction by described main control chip (2), color adjusts, white balance process, lens distortion calibration, converts 3D image vision signal to.
5. one according to claim 4 3D wireless camera with great visual angle, is characterized in that: input signal is sent to cable network or wireless network by described master control borad (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510158165.6A CN105306923A (en) | 2015-04-02 | 2015-04-02 | 3D camera having large viewing angle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510158165.6A CN105306923A (en) | 2015-04-02 | 2015-04-02 | 3D camera having large viewing angle |
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| CN105306923A true CN105306923A (en) | 2016-02-03 |
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| CN201510158165.6A Pending CN105306923A (en) | 2015-04-02 | 2015-04-02 | 3D camera having large viewing angle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107063188A (en) * | 2017-05-19 | 2017-08-18 | 深圳奥比中光科技有限公司 | Big visual angle 3D vision systems |
| CN111371980A (en) * | 2020-04-18 | 2020-07-03 | 重庆哆来目科技有限公司 | ADAS camera structure based on optical principle and horizontal visual angle expanding method |
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| WO2014117266A1 (en) * | 2013-02-04 | 2014-08-07 | Valorisation-Recherche, Limited Partnership | Omnistereo imaging |
| CN104135654A (en) * | 2014-07-01 | 2014-11-05 | 浙江吉利控股集团有限公司 | Intelligent 3D (three-dimensional) reverse image method and system thereof |
| CN104238128A (en) * | 2014-09-15 | 2014-12-24 | 李阳 | 3D imaging device for mobile device |
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| CN1360440A (en) * | 2002-01-31 | 2002-07-24 | 北京理工大学 | Miniaturized real-time stereoscopic visual display |
| CN2834064Y (en) * | 2005-11-14 | 2006-11-01 | 胡超 | Horizontal twin-lens three-dimensional digital camcorder |
| CN102005039A (en) * | 2010-08-24 | 2011-04-06 | 浙江大学 | Fish-eye camera stereo vision depth measuring method based on Taylor series model |
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| WO2014117266A1 (en) * | 2013-02-04 | 2014-08-07 | Valorisation-Recherche, Limited Partnership | Omnistereo imaging |
| CN104135654A (en) * | 2014-07-01 | 2014-11-05 | 浙江吉利控股集团有限公司 | Intelligent 3D (three-dimensional) reverse image method and system thereof |
| CN104238128A (en) * | 2014-09-15 | 2014-12-24 | 李阳 | 3D imaging device for mobile device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107063188A (en) * | 2017-05-19 | 2017-08-18 | 深圳奥比中光科技有限公司 | Big visual angle 3D vision systems |
| CN111371980A (en) * | 2020-04-18 | 2020-07-03 | 重庆哆来目科技有限公司 | ADAS camera structure based on optical principle and horizontal visual angle expanding method |
| CN111371980B (en) * | 2020-04-18 | 2020-12-18 | 重庆哆来目科技有限公司 | ADAS camera structure based on optics principle |
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Application publication date: 20160203 |