CN105338234A - Endoscopic intelligent camera - Google Patents
Endoscopic intelligent camera Download PDFInfo
- Publication number
- CN105338234A CN105338234A CN201510944715.7A CN201510944715A CN105338234A CN 105338234 A CN105338234 A CN 105338234A CN 201510944715 A CN201510944715 A CN 201510944715A CN 105338234 A CN105338234 A CN 105338234A
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- image
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- space
- imaging
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes
Abstract
The invention discloses an endoscopic intelligent camera which comprises an endoscopic imaging unit, an interface and transmission line unit and an image processing and controlling unit. The endoscopic imaging unit comprises a light source, a miniature lens and a light sensing device and is used for carrying out imaging in narrow space; the interface and transmission line unit is used for transmitting an image obtained by the imaging unit from endoscopic space to external space, and meanwhile transmitting a command of the external space to the imaging unit; the image processing and controlling unit is composed of an FPGA, a DSP processor and an external data interface. The processor is used for processing the image, and meanwhile can automatically generate or receive external imaging parameters, and control an imaging effect. The external data interface is used for transmitting a processed result to other equipment and meanwhile receiving control commands of the other equipment. The camera has an endoscopic imaging function, has an ability to process local image information intelligently, and can be applied to intelligent endoscopic detection and recognition occasions.
Description
Technical field
The present invention relates to intelligent camera technique field, particularly relate to a kind of spy smart camera device.
Background technology
Smart camera is a kind of Vision Builder for Automated Inspection of Highgrade integration, and the collection of image, process are integrated in single camera with communication function by it, thus provides the machine vision solution having multi-functional, modularization, high reliability, be easy to realization.But because integrated module is more, current smart camera volume is all comparatively large, cannot extend in small space realization to peep and take pictures.For peeping the occasion of taking pictures in small space, current common practice be peep in utilizing head stretch in peep space, by the interior image peeping space by light signal or the electric signal transmission capture card to computer, and do further process on meter machine.Peep the structure that head adds computer in this, the derivation of light signal has decay on the one hand, on the other hand because level of integrated system is lower, cannot be applied to occasion power consumption, volume etc. being required to higher embedded local image procossing.
Therefore, in the urgent need to develop one both possessed in peep function, again can the smart camera of the embedded real-time process of local video image, fill up the blank of this industrial application.
Summary of the invention
(1) technical problem that will solve
In view of this, main purpose of the present invention is to provide a kind of spy smart camera, with solve traditional intelligence camera can not be used in peep the problem of occasion.
(2) technical scheme
In order to reach above-mentioned purpose, image-generating unit and intelligent processing unit separate by the present invention, and are connected by transmission line, provide a kind of spy smart camera device, comprising:
Based endoscopic imaging unit, it is positioned at device foremost, in slender type, is made up of micro-lens, sensor devices, LED light source, interface unit, circuit board and housing.Circuit board is T font, be welded by one piece of circular circuit board and one block of strip circuit plate, light source and sensor devices are welded on circular circuit board, interface and control assembly are welded on strip circuit plate, this design peeps unit overall diameter in reducing to greatest extent, is conducive to stretching in small space.Circuit board is fixing in the housing, and micro-lens is arranged on housing foremost.
Transmission line and interface unit, for connecting based endoscopic imaging unit and image procossing and control unit, be made up of the wire of many band shieldings and interface.The image that based endoscopic imaging unit obtains sends image procossing and control unit to by unidirectional image transmitting passage, and image transmitting passage adopts the LVDS protocol interface of high bandwidth; The control command of image procossing and control unit is transmitted and the state parameter of image-generating unit is conveyed through command transfer passage and realizes, and command transfer passage adopts two-way iic bus protocol interface.
Image procossing and control unit, be positioned at space outerpace, for Intelligent treatment and the control of image.Image procossing and control unit adopt the embedded processing systems based on FPGA and DSP, utilize the bottom layer image process that FPGA hardware implementing amount of calculation is larger, to improve system real time, call FPGA module by dsp software programming, and realize complicated image processing algorithm by combination and upper layer images process.Image procossing and control unit possess communication interface that is multiple and other equipment, comprise Ethernet interface, RS232 serial ports and RS485 serial ports, result can be transferred to other equipment, also can receive the FEEDBACK CONTROL order of other equipment.
(3) beneficial effect
As can be seen from technique scheme, the present invention has following beneficial effect:
1, spy smart camera provided by the invention, image-generating unit and Intelligent treatment control unit are separated, and connected by transmission line, this smart camera can be made both to have possessed the ability of local intelligent view synthesis, peep function in possessing again, can be applied in well in needs to peep and take pictures and need local occasion of carrying out the process of image detection and indentification.
2, circuit board in based endoscopic imaging unit provided by the invention adopts T-type structure, and this structure makes the diameter of based endoscopic imaging unit only slightly larger than the diameter of image device, peeps the diameter of unit in reducing to greatest extent, meet narrow and small in peep the demand in space.Based endoscopic imaging unit and intelligent processing unit distinguish transmitting image and order by the image channel of separate and command channel, make this connected mode possess efficient data transmission capabilities.Transmission line is the longest reaches 8 meters, meet most in peep depth requirements.
3, intelligent image process provided by the invention and control unit adopt the embedding treatment system based on FPGA and DSP, FPGA and DSP all possesses multiple independently memory headroom, adopt the image processing system of this structure both to possess high real-time, possess the advantage that integrated level is high, low in energy consumption simultaneously.The data-interface that image procossing and control unit provide Ethernet, RS233, RS485 general, conveniently carries out data communication with other equipment, conveniently can be integrated in other industrial systems, adapt to wide, highly versatile.
Accompanying drawing explanation
Fig. 1 is the structural representation peeping smart camera in the present invention;
Number in the figure illustrates: 1 micro-lens, 2 sensor devices, 3LED light source, 4T type circuit board, 5 interface units, peep photosensitive unit housing in 6,7 transmission lines, 8 image procossing and control unit housing, 9FPGA module, 10 power modules, 11FPGAFLASH, 12FPGADDR2 internal memory, 13DSP module, 14DSPDDR2 internal memory, 15DSPFLASH, 16 Ethernet RJ45 interfaces, 17RS232/485 interface.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.
Fig. 1 illustrates the structural representation of the spy smart camera that the present invention proposes.With reference to figure 1, apparatus of the present invention mainly comprise:
Based endoscopic imaging unit, comprises micro-lens 1, sensor devices 2, LED light source 3, circuit board 4, interface unit 5, housing 6.Micro-lens 1 adopts M12*0.5 micro veneer machine tight shot, is arranged on housing 6 by screw thread, is positioned at housing foremost, and rotating micro-lens can focus.Sensor devices 2 adopts the CMOS chip MT9V024 of overall situation exposure.LED light source 3 adopts white light source, and LED and sensor devices are all welded on the circular circuit board of circuit board 4.Circuit board 4 is T-type structure, is welded by a circular circuit board and a strip circuit plate, and circular circuit board diameter is slightly larger than the diameter of sensitive chip, and strip circuit plate afterbody is welded with LVDS interface and IIC interface, peeps in casing 6 in circuit board 4 is fixed on.
The wire that transmission line 7 is shielded by one group of band forms, and comprises a pair LVDS interface lead, two IIC interface lead, and two power leads, transmission line is no longer than eight meters.
Image procossing and control unit, comprise FPGA module 9, FPGADDR2 internal memory 12, FPGA program storage FLASH11, power module 10, DSP module 13, DSPDDR2 internal memory 14, the storage of DSP program FLASH15, Ethernet interface 16, RS232/485 interface and housing.Power module 10 adopts three-way power module LTC3853, provides system 3.3V, 1.8V, 1.2V power supply.FPGA module adopts CycloneIVEP4CE115, and to possess on 115K sheet RAM on LE, 4Mb sheet, 266 18*18bit multipliers, 4 PLL, extend out 1GbitDDR2SDRAM simultaneously, and the program of FPGA stores the EPCS64 that FLASH adopts 64Mb.DSP module adopts TITMS320DM6437, and dominant frequency can reach 700MHz, and disposal ability can reach 4800MIPS, extends out 2GbitDDR2SDRAM simultaneously, 128Mb program FLASH.Utilize the hardware resource that FPGA module is abundant, can the multiple image processing program of hardware implementing, improve image processing speed, utilize DSP programmability, call FPGA program flexibly, realize the process of image upper strata simultaneously, realize complicated image process.DSP module is connected with the data channel of FPGA module by multiple high bandwidth, and comprise 2 video interfaces, 1 EMIF interface, 1 VLYNQ interface, data total bandwidth can reach 4Gbps.Ethernet interface 16 adopts the 100 m ethernet of RJ45 joint, for host computer transmission process result, original image or control command, RS232 and RS485 interface 17 for other device transmission result or control command.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a spy smart camera, is characterized in that, comprising:
Based endoscopic imaging unit, it is positioned at the front end of device, and profile is slender type, peeps space, peep space and obtain image in illumination in stretching into;
Interface and transmission line, for connecting based endoscopic imaging unit and image processing control unit, send the inner space image that based endoscopic imaging unit obtains to outside image processing control unit, send the control command of image processing control unit and imaging parameters to based endoscopic imaging unit simultaneously;
Image procossing and control unit, it is positioned at space outerpace, for the treatment of view data, and sends result to other equipment, and the automatic imaging parameters calculating imaging parameters or receive the transmission of other equipment, controls imaging effect simultaneously.
2. a kind of spy smart camera according to claim 1, it is characterized in that, image-generating unit separates with processing unit, and connected by transmission line, image-generating unit volume is little, is convenient to stretch into small space, and processing unit volume is positioned at space outerpace more greatly, be convenient to adopt high performance image processing system, realize intelligent image process fast.
3. a kind of spy smart camera according to claim 1, is characterized in that, described based endoscopic imaging unit comprises micro-lens, LED light source, sensor devices, interface unit and circuit board, and all devices are arranged in thin-long casing; Micro-lens is positioned at image-generating unit foremost; Circuit board welds together into T font by one piece of circular circuit board with a block length strip circuit plate, LED light source and sensor devices are arranged on circular circuit board, interface and signal control component are arranged on strip circuit board, and this T-type structure peeps the diameter of photosensitive unit in can effectively reducing.
4. a kind of spy smart camera according to claim 1, it is characterized in that, interface and transmission line unit adopt LVDS (Low-VoltageDifferentialSignaling) interface protocol transmitting image, adopt IIC (Inter-IntegratedCircuit) interface protocol transmission control command, length of transmission line scope is within 8 meters.
5. a kind of spy smart camera according to claim 1, it is characterized in that, image procossing and control unit adopt based on FPGA (FieldProgrammableGateArray, field programmable gate array) and DSP (DigitalSignalProcessing, digital signal processor) treatment system, utilize the image bottom preliminary treatment that FPGA hardware implementing amount of calculation is larger, improve processing speed, utilize DSP programmability, call FPGA hardware implementing storehouse, realize the process of image high level, realize complicated intelligent image process fast; Image procossing and control unit possess RJ45 Ethernet interface, RS232/485 serial ports, for other device transmission result and control command.
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| CN201510944715.7A CN105338234A (en) | 2015-12-16 | 2015-12-16 | Endoscopic intelligent camera |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510944715.7A CN105338234A (en) | 2015-12-16 | 2015-12-16 | Endoscopic intelligent camera |
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| CN105338234A true CN105338234A (en) | 2016-02-17 |
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| WO2018120202A1 (en) * | 2016-12-30 | 2018-07-05 | 广州华友明康光电科技有限公司 | High-definition medical camera module |
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