CN206932317U

CN206932317U - A kind of industrial camera based on wireless communication

Info

Publication number: CN206932317U
Application number: CN201720561086.4U
Authority: CN
Inventors: 姚清志; 王勇; 高猛; 蒋亮亮
Original assignee: Shanghai Integrated Circuit Research and Development Center Co Ltd; Chengdu Image Design Technology Co Ltd
Current assignee: Shanghai IC R&D Center Co Ltd; Chengdu Image Design Technology Co Ltd
Priority date: 2017-05-19
Filing date: 2017-05-19
Publication date: 2018-01-26
Anticipated expiration: 2027-05-19

Abstract

The utility model discloses a kind of industrial camera based on wireless communication, it is characterised in that including camera lens, image collection processing system, PC host computers, wherein, described image acquisition processing system connects with the camera lens and PC host computers respectively；The optical signalling for the image to be observed being collected into is transferred to described image acquisition processing system and is acquired processing by the camera lens, image digital signal after processing is transmitted to the PC host computers by communication, and above-mentioned image can be handled again by the PC host computers.A kind of industrial camera based on wireless communication provided by the utility model, being wirelessly transferred for the collection of view data, processing and high-speed can be realized high efficiency smart, there is the fast good characteristic of high real-time, small volume, transmission rate.

Description

A kind of industrial camera based on wireless communication

Technical field

It the utility model is related to industrial camera field, and in particular to a kind of industrial camera based on wireless communication.

Background technology

With the continuous progress of artificial intelligence technology, the application of machine vision is further extensive.Industrial camera is as machine The most key component in device vision system, its performance directly determine collected image resolution ratio, image frame per second, image matter Amount etc., it is related to the end-use market of whole NI Vision Builder for Automated Inspection.In recent years, the field such as scientific research, medical science, industry was to camera Frame per second and image transmitting speed and volume requirement more and more higher, industrial camera can't fully meet these demands.

At present, existing industrial camera view data transmission is wireline interface, as GigE interfaces, USB3.0 interfaces, CoaXPress interfaces, Camera link interfaces, wherein GigE is with a width of 1Gbps, and USB3.0 is with a width of 5Gbps, CoaXPress With a width of 6.5Gbps, for Camera link with a width of 4.8Gbps, wireline interface bandwidth is smaller, and transmission speed is slower, can not be simultaneously Solve the problems, such as industrial camera high-speed transfer, high frame per second and real-time Transmission.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of industrial camera based on wireless communication, can The collection, processing and the transmission of high-speed of view data are realized high efficiency smart, and there is high real-time, the excellent spy of small volume Property.

To achieve these goals, the utility model adopts the following technical scheme that：A kind of work based on wireless communication Industry camera, including camera lens, image collection processing system, PC host computers, wherein, described image acquisition processing system respectively with it is described Camera lens and the connection of PC host computers；The optical signalling for the image to be observed being collected into is transferred to described image collection by the camera lens Processing system is acquired processing, and the image digital signal after handling is transmitted upper to the PC by wireless communication mode Machine, above-mentioned image can be handled again by the PC host computers.

Further, described image acquisition processing system includes image sensor circuit, field programmable gate array Circuit, Double Data Rate synchronous DRAM circuit, power circuit, clock circuit and wireless communication module circuit, wherein, The field programmable gate array circuit stores with described image sensor circuit, Double Data Rate synchronous dynamic random respectively Device circuit connects with wireless communication module circuit, and the optical signalling for the image to be observed that the shots arrive passes in described image Electric signal is obtained by opto-electronic conversion in sensor circuit, above-said current signal is converted into picture number by described image sensor circuit again Word signal is simultaneously sent to the field programmable gate array circuit, and the field programmable gate array circuit collection is simultaneously Splice above-mentioned image digital signal, data pass through ping-pong buffer, and dynamic memory stores in the Double Data Rate synchronous dynamic random In device circuit, above-mentioned image digital signal passes through wireless communication module circuit by the field programmable gate array circuit again PC host computers are reached, the power circuit provides working power for described image acquisition processing system, and the clock circuit is institute State image collection processing system and synchronised clock and work clock are provided.

Further, described image sensor circuit includes CIS imaging sensors and the periphery of the CIS imaging sensors Configuration circuit, the CIS imaging sensors inside include light-sensing element array, the optics letter for the image to be observed that shots arrive Number opto-electronic conversion is carried out in the light-sensing element array of CIS imaging sensors.

Further, the field programmable gate array circuit includes FPGA master chips and the FPGA master chips Periphery configuration circuit, the FPGA master chips are used to gather and stitching image data signal.

Further, the Double Data Rate synchronous DRAM circuit includes DDR master chips and the DDR main cores The periphery configuration circuit of piece, the DDR master chips are used for dynamic memory image digital signal.

Further, the wireless communication module circuit is 5G communication module circuitries or 4G communication module circuitries.

Further, the transmission bandwidth of the 5G communication module circuitries is 20Gbps.

Further, the camera lens can be changed according to the configuration of application scenario and image collection processing system.

Further, the processing of noise reduction and/or white balance can be carried out to image by the PC host computers.

Further, the PC host computers leave corresponding software interface, for being used for rear end.

The beneficial effects of the utility model are：The industrial camera is transmitted using the mode of radio communication, Ke Yishi When will collection image be uploaded to PC host computers, wherein, the transmission bandwidth of radio communication is up to 20Gbps；Can be with by PC host computers Image is analyzed and processed so as to subsequent applications；Without wiring when the industrial camera is applied, use cost is greatly reduced, is had There are low in energy consumption, strong antijamming capability, the easy to use, good characteristic that transmits real-time.

Brief description of the drawings

Fig. 1 is a kind of overall framework schematic diagram of the industrial camera based on wireless communication.

Fig. 2 is a kind of block schematic illustration of image collection processing system in industrial camera based on wireless communication.

Embodiment

To make content of the present utility model more clear understandable, below in conjunction with specification and drawings, to of the present utility model Content is described further, and certain the utility model is not limited to the specific embodiment, and those skilled in the art institute is ripe The general replacement known is also covered by the scope of protection of the utility model.

As shown in figure 1, a kind of industrial camera based on wireless communication, including camera lens, image collection processing system, PC Host computer, wherein, image collection processing system connects with camera lens and PC host computers respectively；The figure to be observed that camera lens will be collected into The optical signalling of picture is transferred to image collection processing system and is acquired processing, and the image after handling passes through wireless communication mode Transmit to PC host computers, above-mentioned image can be handled again by PC host computers.

The function of camera lens is to catch the optical signalling of image to be observed to be collected into image collection processing system.The choosing of camera lens Taking can be according to the application scenario of actual industrial camera, in combination with CIS image sensor size sizes.

PC host computers can the image digital signal that sends over of real-time reception image collection processing system, pass through PC host computers Picture editting can be handled, according to subsequent need, noise reduction and/or white balance etc. be carried out to image, and PC host computers leave Corresponding software interface supplies backend application.

As shown in Fig. 2 image collection processing system includes image sensor circuit, field programmable gate array electricity Road, Double Data Rate synchronous DRAM circuit, power circuit, clock circuit and wireless communication module circuit.

Image sensor circuit includes CIS imaging sensors and the periphery configuration circuit of the imaging sensor, can basis Demand selects corresponding resolution dimensions, and inside has light-sensing element array, in industry high speed application field, can typically apply complete Office's exposure meets application demand.CIS image sensor circuits are configured by field programmable gate array circuit to it, work as observation During object target, object target carries out opto-electronic conversion in the light-sensing element array of imaging sensor, and imaging sensor is chronologically The optical signalling received is converted into electric signal, electric signal is reconverted into image digital signal output.

Field programmable gate array circuit includes FPGA master chips and the periphery configuration circuit of the FPGA master chips, Concrete model can be selected according to the number of logic cells and processing speed being actually needed, at FPGA master chip internal logics Reason, the mathematical logic disposal ability of the chip is played, gather and stitching image data signal, data pass through ping-pong buffer, dynamic It is stored in Double Data Rate synchronous DRAM circuit, above-mentioned image digital signal is again by field programmable gate battle array Column circuits reach PC host computers by wireless communication module circuit,.

Double Data Rate synchronous DRAM circuit includes DDR master chips and the periphery configuration of the DDR master chips Circuit, corresponding internal memory and piece number can be selected according to the size of picture, realize dynamic memory field programmable gate array electricity Dynamic image data function after the processing of road.

Field programmable gate array circuit stores with image sensor circuit, Double Data Rate synchronous dynamic random respectively Device circuit connects with communication module circuitry.The optical signalling for the image to be observed that shots arrive is in described image sensor circuit Middle to obtain electric signal by opto-electronic conversion, above-said current signal is converted into image digital signal again and sent by image sensor circuit To field programmable gate array circuit, field programmable gate array circuit gathers and splices above-mentioned image digitization letter Number, data pass through ping-pong buffer, and dynamic memory is in Double Data Rate synchronous DRAM circuit, above-mentioned image digitization letter Number PC host computers are reached by wireless communication module circuit by field programmable gate array circuit again, power circuit is image Acquisition processing system provides working power, when clock circuit provides synchronised clock and work for described image acquisition processing system Clock.

Wireless communication module circuit is one kind in 5G communication module circuitries or 4G communication module circuitries, meanwhile, channel radio Letter modular circuit is also an option that all wireless communication mode in the prior art such as 3G communication module circuitries.Wherein, nothing Line communication module circuitry is configured by field programmable gate array circuit and communicated, wherein the most fast transmission of 5G communication module circuitries Bandwidth is up to 20Gbps, the view data that will be collected in real time, and PC host computers are reached by wireless transmission method.

Power circuit is each circuit part of industrial camera, and image sensor circuit, field programmable gate array are electric Road, Double Data Rate synchronous DRAM circuit, wireless communication module circuit and clock circuit provide the electricity of normal work Source.

Clock circuit is CIS imaging sensors in industrial camera, FGPA master chips, DDR master chips, wireless communication module electricity Road provides synchronised clock and work clock.

Although the utility model is disclosed as above with preferred embodiment, the right embodiment is illustrated only for the purposes of explanation , the utility model is not intended to limit, those skilled in the art is not before the spirit and scope of the utility model is departed from Some change and retouching can be made by putting, and the protection domain that the utility model is advocated described in claims to be defined.

Claims

1. a kind of industrial camera based on wireless communication, it is characterised in that including camera lens, image collection processing system, PC Host computer, wherein, described image acquisition processing system connects with the camera lens and PC host computers respectively；The camera lens will be collected To the optical signalling of image to be observed be transferred to described image acquisition processing system and be acquired processing, the image after handling Data signal is transmitted to the PC host computers by communication, and above-mentioned image can be carried out by the PC host computers Handle again.

2. the industrial camera according to claim 1 based on wireless communication, it is characterised in that at described image collection Reason system includes image sensor circuit, field programmable gate array circuit, Double Data Rate synchronous DRAM Circuit, power circuit, clock circuit and wireless communication module circuit, wherein, the field programmable gate array circuit point It is not connected with described image sensor circuit, Double Data Rate synchronous DRAM circuit and wireless communication module circuit, The shots to the optical signalling of image to be observed obtain electricity by opto-electronic conversion in described image sensor circuit Above-said current signal is converted into image digital signal again and sent to the field-programmable by signal, described image sensor circuit Logic gate array circuit, the field programmable gate array circuit gather and splice above-mentioned image digital signal, data warp Ping-pong buffer is crossed, dynamic memory is in the Double Data Rate synchronous DRAM circuit, and above-mentioned image digital signal is again PC host computers are reached by wireless communication module circuit by the field programmable gate array circuit, the power circuit is Described image acquisition processing system provides working power, when the clock circuit provides synchronous for described image acquisition processing system Clock and work clock.

3. the industrial camera according to claim 2 based on wireless communication, it is characterised in that described image sensor Circuit includes CIS imaging sensors and the periphery configuration circuit of the CIS imaging sensors；Inside the CIS imaging sensors Including light-sensing element array, the photo-sensitive cell battle array of the optical signalling of the image to be observed that shots arrive in CIS imaging sensors Opto-electronic conversion is carried out on row.

4. the industrial camera according to claim 2 based on wireless communication, it is characterised in that the field-programmable Logic gate array circuit includes FPGA master chips and the periphery configuration circuit of the FPGA master chips, the FPGA master chips are used for Gather simultaneously stitching image data signal.

5. the industrial camera according to claim 2 based on wireless communication, it is characterised in that the Double Data Rate is same Walking dynamic RAM circuit includes DDR master chips and the periphery configuration circuit of the DDR master chips, the DDR master chips For dynamic memory image digital signal.

6. the industrial camera according to claim 2 based on wireless communication, it is characterised in that the radio communication mold Block circuit is 5G communication module circuitries or 4G communication module circuitries.

7. the industrial camera according to claim 6 based on wireless communication, it is characterised in that the 5G communication modules The transmission bandwidth of circuit is 20Gbps.

8. the industrial camera according to claim 1 based on wireless communication, it is characterised in that the camera lens can root Changed according to the configuration of application scenario and image collection processing system.

9. the industrial camera according to claim 1 based on wireless communication, it is characterised in that upper by the PC Machine noise reduction can be carried out to image and/or white balance is handled.

10. the industrial camera according to claim 1 based on wireless communication, it is characterised in that the PC host computers Corresponding software interface is left, for being used for rear end.