CN205286297U - Endoscope camera - Google Patents
Endoscope camera Download PDFInfo
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- CN205286297U CN205286297U CN201521036399.5U CN201521036399U CN205286297U CN 205286297 U CN205286297 U CN 205286297U CN 201521036399 U CN201521036399 U CN 201521036399U CN 205286297 U CN205286297 U CN 205286297U
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Abstract
The utility model provides an endoscope camera, including camera lens, light sensor, image signal treater, SDI interface and voltage conversion module, light sensor is used for the collection to pass through the light signal of camera lens is the signal of telecommunication with light signal conversion, the input of image signal treater is connected light sensor's output, it is right to be used for the signal of telecommunication of light sensor output is handled, the output of image signal treater passes through the outside medical host computer of SDI interface connection, outside voltage input is connected to the voltage conversion module, with supplying with behind the voltage conversion light sensor with the image signal treater. The utility model discloses an endoscope camera, the cost is lower, and outgoing picture is the high definition video image.
Description
Technical field
This utility model relates to a kind of endoscopic camera.
Background technology
Existing endoscopic camera many employings FPGA (Field-ProgrammableGateArray, field programmable gate array) is as processing unit, and supporting mainboard mostly is external import, relatively costly. Meanwhile, adopting modeling scheme in endoscopic system, highest resolution is 700TVL, and image definition is poor more.
Utility model content
Technical problem to be solved in the utility model is: make up above-mentioned the deficiencies in the prior art, it is proposed to a kind of endoscopic camera, less costly, and output image is high clear video image.
Technical problem of the present utility model is solved by following technical scheme:
A kind of endoscopic camera, including camera lens, optical sensor, image-signal processor, SDI interface and voltage transformation module, described optical sensor, for gathering the optical signal by described camera lens, converts optical signals to the signal of telecommunication; The input of described image-signal processor connects the outfan of described optical sensor, processes for the signal of telecommunication that described optical sensor is exported, and the outfan of described image-signal processor is by the medical main frame outside the connection of SDI interface; Voltage input outside the connection of described voltage transformation module, supplies described optical sensor and described image-signal processor after converting the voltage into.
Preferably,
Described optical sensor includes the CMOS sensitive chip that pixel value is 2,000,000 pixels.
Described optical sensor is the optical sensor of MN34229 model.
Described SDI interface is 3G-SDI interface.
Described voltage transformation module is DC-DC photovoltaic conversion module.
This utility model is compared with the prior art and provides the benefit that:
Endoscopic camera of the present utility model, adopts image-signal processor as processing unit, it is not necessary to the external mainboard that matched price is higher uses so that the holistic cost of endoscopic camera is relatively low. Adopting image-signal processor, overall employing digital electronic signal scheme, output resolution ratio can reach 1920*1080, and simulation resolution reaches 1100TVL, it is ensured that output image is high definition.Meanwhile, in endoscopic camera, image-signal processor carries out signal transmission by SDI interface and external connection, transmits image by SDI interface, and high-definition image is without postponing real-time Transmission, and high-definition image free of losses is undistorted. To sum up, endoscopic camera advantage of lower cost of the present utility model, and can ensure that output image is high-definition image.
Accompanying drawing explanation
Fig. 1 is the structural representation of the endoscopic camera of this utility model detailed description of the invention.
Detailed description of the invention
Below in conjunction with detailed description of the invention and compare accompanying drawing this utility model is described in further details.
As it is shown in figure 1, be the structural representation of the endoscopic camera of this detailed description of the invention. Endoscopic camera 100 includes camera lens 1, optical sensor 2, image-signal processor 3, SDI interface (not shown in the figures anticipate out) and voltage transformation module 4. Wherein, optical sensor 2, for gathering the optical signal by camera lens 1, converts optical signals to the signal of telecommunication. The input of image-signal processor 3 connects the outfan of optical sensor 2, for the signal of telecommunication of optical sensor 2 output is processed. The outfan of image-signal processor 3 is by the medical main frame 200 in the endoscopic system outside the connection of SDI interface. Voltage transformation module 4 connects the voltage input of outside, supplies optical sensor 2 and image-signal processor 3 after converting the voltage into.
During work, Medical Cold Light Source 400 provides the light source of a standard color temperature, joined in endoscopic system by light guide bundles to illuminate focal area, the optical signal that the endoscopic camera 400 of this detailed description of the invention is captured by internal camera lens 1, project on optical inductor 2, produce the signal of telecommunication corresponding with bright and dark light, output carries out the process of digital signal in image-signal processor 3, including clamp, detecting calibration, compensation etc., it is achieved WDR width dynamically, 2D/3D noise reduction and the process such as AE, AF, AWB and mobile detection. By the Video coding in image-signal processor 3, digital-to-analogue conversion, analog digital conversion, RGB check and correction, Y/C process, OSD (privacy screen, font, test) carry out a series of Digital Signal Processing. Then pass through SDI interface output high-definition video signal. SDI high-definition video signal carries out the storage of video and the conversion of signal through medical treatment main frame 200, is exported by the DVI interface of medical treatment main frame 200 and demonstrates high-definition image on high-clear display 300 (or high definition monitor). Power supply aspect, the alternating current power supply 500 of AC220V powers to high-clear display 300 and Medical Cold Light Source 400, passes through the conversion of+12V power supply adaptor 600 simultaneously, powers to medical treatment main frame 200 and video camera 400. Electric energy in the inside of video camera 400, after 12V DC voltage being converted to 3.3V DC voltage by the voltage transformation module 4 of DC-DC, needed for output supply photosensitive sensor 2, image-signal processor 3.
The endoscopic camera of this detailed description of the invention, adopts image-signal processor as processing unit, it is not necessary to the external mainboard that matched price is higher uses so that the holistic cost of endoscopic camera is relatively low. Adopting image-signal processor, overall employing digital electronic signal scheme, output resolution ratio can reach 1920*1080, and simulation resolution reaches 1100TVL, it is ensured that output image is high definition. Simultaneously, in endoscopic camera, image-signal processor carries out signal transmission by SDI interface and external connection, SDI interface is as the transmission means of video high-definition signal, ensure that high-definition image free of losses is undistorted, video display synchronizes in real time, nothing postpones, make operation that deviation will not occur, it is ensured that operation process safe and reliable.This endoscopic camera realizes the full HD standard of 1080P and shows, reduces each details of image, it is ensured that operation judges accurately errorless.
Preferably, SDI interface is 3G-SDI interface. 3G-SDI interface can realize high definition real-time Transmission, and the processing speed of signal pattern is 2 times of HD-SDI by 3G-SDI interface, is absent from motion blur phenomenon, is relatively suitable for major surgery requirement.
Preferably, optical sensor is model is the optical inductor of MN34229, and it includes the CMOS sensitive chip of 2,000,000 pixels, supports 12bit pattern under 700Mbps speed. The process to data of the combining image signal processor, the high clear video image of exportable 1920*1080P.
Further, such as image-signal processor is model is the image-signal processor of ISPEN778, the image-signal processor of ISPEN778 model includes preprocessor (PreProcessor), post processor (PostProcessor) and 32bitCPU and video encoder, it may be achieved the multiple process of digital signal. Specifically: 1) PreProcessor module performs that numeral clamp, detecting calibration, shadow compensation, WDR width be dynamic and 2D/3D noise reduction and AE, AF, AWB and mobile detection function. 2) PostProcessor module, uses SDRAM to keep synchronizing with PreProcessor module, and in SDRAM, transmitted image processed to next stage; Digital enlarging function also performs in PostProcessor module simultaneously; PostProcessor module also includes RGB collator, Y/C processor, OSD (privacy screen, font, test) and Timing generator go to control to export optical sensor, for instance the Timing sequential of CCD. 3) 32bitCPU connects other assembly, built-in 2MbitSRAM, outside expansible 1M 8Mbit flash memory by jtag interface. Except above-mentioned signal processing function, ISPEN778 also includes the functions such as Video coding, digital-to-analogue conversion, analog digital conversion, PLL, ETC.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, it is impossible to assert that of the present utility model being embodied as is confined to these explanations. For this utility model person of an ordinary skill in the technical field, make some replacements or obvious modification without departing from the concept of the premise utility, and performance or purposes are identical, all should be considered as belonging to protection domain of the present utility model.
Claims (5)
1. an endoscopic camera, it is characterised in that: including camera lens, optical sensor, image-signal processor, SDI interface and voltage transformation module, described optical sensor, for gathering the optical signal by described camera lens, converts optical signals to the signal of telecommunication; The input of described image-signal processor connects the outfan of described optical sensor, processes for the signal of telecommunication that described optical sensor is exported, and the outfan of described image-signal processor is by the medical main frame outside the connection of SDI interface; Voltage input outside the connection of described voltage transformation module, supplies described optical sensor and described image-signal processor after converting the voltage into.
2. endoscopic camera according to claim 1, it is characterised in that: described optical sensor includes the CMOS sensitive chip that pixel value is 2,000,000 pixels.
3. endoscopic camera according to claim 1, it is characterised in that: described optical sensor is the optical sensor of MN34229 model.
4. endoscopic camera according to claim 1, it is characterised in that: described SDI interface is 3G-SDI interface.
5. endoscopic camera according to claim 1, it is characterised in that: described voltage transformation module is DC-DC photovoltaic conversion module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521036399.5U CN205286297U (en) | 2015-12-11 | 2015-12-11 | Endoscope camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521036399.5U CN205286297U (en) | 2015-12-11 | 2015-12-11 | Endoscope camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205286297U true CN205286297U (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521036399.5U Active CN205286297U (en) | 2015-12-11 | 2015-12-11 | Endoscope camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114339040A (en) * | 2021-12-27 | 2022-04-12 | 浙江大华技术股份有限公司 | Focusing method and device applied to high-definition analog camera and storage medium |
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2015
- 2015-12-11 CN CN201521036399.5U patent/CN205286297U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114339040A (en) * | 2021-12-27 | 2022-04-12 | 浙江大华技术股份有限公司 | Focusing method and device applied to high-definition analog camera and storage medium |
| CN114339040B (en) * | 2021-12-27 | 2023-03-24 | 浙江大华技术股份有限公司 | Focusing method and device applied to high-definition analog camera and storage medium |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 6, 518053 floor, Xintang Village (Zhonghe) Industrial Zone, 112 Shahe street, Nanshan District, Guangdong, Shenzhen, 1 Patentee after: Shenzhen INOP Medical Equipment Co., Ltd Address before: 6, 518053 floor, Xintang Village (Zhonghe) Industrial Zone, 112 Shahe street, Nanshan District, Guangdong, Shenzhen, 1 Patentee before: SHENZHEN INNOP ELECTRONICS TECHNOLOGY CO., LTD. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Baoan District Xixiang street Shenzhen city Guangdong province 518000 Xixiang section of 107 National Highway No. 467 (guwu intersection) Yu Sheng Industrial Zone eleventh Building 2 floor A Patentee after: Shenzhen INOP Medical Equipment Co., Ltd Address before: 6, 518053 floor, Xintang Village (Zhonghe) Industrial Zone, 112 Shahe street, Nanshan District, Guangdong, Shenzhen, 1 Patentee before: Shenzhen INOP Medical Equipment Co., Ltd |