CN108307099A - A kind of industrial camera system based on wireless network communication - Google Patents
A kind of industrial camera system based on wireless network communication Download PDFInfo
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- CN108307099A CN108307099A CN201810196053.3A CN201810196053A CN108307099A CN 108307099 A CN108307099 A CN 108307099A CN 201810196053 A CN201810196053 A CN 201810196053A CN 108307099 A CN108307099 A CN 108307099A
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- image
- industrial camera
- camera system
- system based
- wireless network
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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
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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
- H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
-
- 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
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
The industrial camera system based on wireless network communication that the present invention relates to a kind of, including image acquisition board, master control processing board and intelligent terminal, described image collection plate includes cmos image sensor, the master control processing board includes DSP images and signal processing module, CPU module, DDR memory and wireless communication module, the DSP images and signal processing module include image-signal processor and encoder, described image signal processor by a series of algorithm to initial data for optimizing processing, the cmos image sensor, image-signal processor, encoder, DDR memory, CPU module, wireless communication module is sequentially connected.The present invention realizes more rapidly more efficient more inexpensive industrial camera, can export the image data of H264 and MJPEG formats simultaneously, can meet the data transmission of various distances, to provide great convenience for the installation of rear end Industrial PC and the adaptation of algorithm.
Description
Technical field
The present invention relates to industrial camera field, especially a kind of industrial camera system based on wireless network communication.
Background technology
As social industrial expansion and the dependency degree to industrial detection technology are higher and higher, miscellaneous industrial camera
It is dissolved into more and more in industrial detection and production, is applied to the occasion that factory, laboratory etc. replace human eye detection, instead of
The visual fatigue of human eye detection.Many irreplaceable facilities are brought in terms of to client's control and industrial detection.But current city
Industrial camera resolution ratio is low on field, speed is slow, volume is big, it is difficult to meet the requirement that its industry obtains high definition, high speed image.When
Preceding industrial camera is mainly realized that FPGA realizes image by FPGA (Field Programmable Gate Array) and MCU
Acquisition and conversion, MCU realize image packing and transmission.Using two independent systems, each system needs in individually
It deposits, of high cost, efficiency is low, and exports that image data format is single, is unfavorable for the processing of back-end image.
Invention content
It is an object of the invention to overcome the prior art, a kind of industrial camera based on wireless network communication is provided
System.
The purpose of the present invention is achieved through the following technical solutions：
A kind of industrial camera system based on wireless network communication, including image acquisition board, master control processing board and intelligent terminal, institute
It includes cmos image sensor to state image acquisition board, and the cmos image sensor is used in the short time rapidly output pixel ruler
Very little small quality high RAW data and RGB data, the master control processing board include DSP images with signal processing module, CPU module,
DDR memory and wireless communication module, the DSP images and signal processing module include image-signal processor and encoder,
Described image signal processor is used to optimize processing by a series of algorithm to initial data, and the encoder is used for will
Data encoding after optimization processing and generate H264 agreements image data and MJPEG agreements image data, then figure
As data are stored in DDR memory, the CPU module is used to extract H264 image datas and MJPEG images from DDR memory
Data are simultaneously quickly transmitted to wireless communication module, and the DDR memory is used to store the H264 associations that encoder sends over
The image data of the image data and MJPEG agreements of view, the wireless communication module is for receiving the number that CPU module sends over
According to and be sent to intelligent terminal, the cmos image sensor, image-signal processor, encoder, DDR memory, CPU moulds
Block, wireless communication module are sequentially connected.
Further, the cmos image sensor includes CMOS progressive scanning pictures sensor, built-in 1/4inch colours
Cmos image sensor and built-in 1/3inch color cmos image sensors.
Further, described image signal processor includes front end image processor and rear end image processor.
Further, the encoder is photoelectric encoder or magnetostatic grid absolute encoder.
Further, the DDR memory is double-transmission mode, in a memory clock cycle, in square wave rising edge
Once-through operation is also done in Shi Jinhang once-through operations in the failing edge of square wave, why in a clock cycle, DDR memory
The task that two periods could complete can be then completed, performance will exceed one times, and DDR memories use 184 cable architectures, DDR memories
Not back compatible SDRAM, it is desirable that aim at the mainboard and system of DDR designs.
Further, the CPU module is the high-performance central processor with two ARM Cortex-A7 kernels, institute
It includes logic unit, register block and control unit to state central processing unit, and the logic unit is fixed for executing
Point or floating-point operation arithmetic operation, shifting function and logical operation also can perform address arithmetic and conversion, the register portion
Part includes general register, special register and control register, and the control unit is used for Instruction decoding, and send out for
Complete the control signal of every instruction each operation to be executed.
Further, the wireless communication module is 3G, 4G, 5G, WIFI or bluetooth.
Further, the industrial camera further includes power panel, and the power panel includes power supply and power supply management electricity
Road, the power supply are powered by the power supply management circuit to industrial camera, and the power supply is rechargeable battery.
The present invention has the following advantages：
The present invention is mainly made of five parts, including CMOS Sensor, DSP, CPU, DDR and PC, DSP and CPU shared drives,
CPU handles the image of two standards respectively with two kernels, to realize more rapidly more efficient more inexpensive industrial camera,
The image data that H264 and MJPEG formats can be exported simultaneously, can meet the data transmission of various distances, to be rear end industry
The installation of PC and the adaptation of algorithm provide great convenience.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the course of work schematic diagram of the present invention.
Specific implementation mode
The present invention will be further described below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to following institute
It states.
As shown in Figure 1, a kind of industrial camera system based on wireless network communication, including image acquisition board, master control processing
Plate and intelligent terminal, described image collection plate include cmos image sensor, and the cmos image sensor is in the short time
Rapidly the small quality of output pixel size high RAW data and RGB data, the master control processing board include DSP images and signal
Processing module, CPU module, DDR memory and wireless communication module, the DSP images include image letter with signal processing module
Number processor and encoder, described image signal processor by a series of algorithm to initial data for optimizing place
Reason, the encoder are used for the data encoding after optimization processing and generate the image data and MJPEG agreements of H264 agreements
Image data, image data is then stored in DDR memory, the CPU module from DDR memory for extracting H264
Image data and MJPEG image datas are simultaneously quickly transmitted to wireless communication module, and the DDR memory is encoded for storing
The image data of the image data and MJPEG agreements of the H264 agreements that device sends over, the wireless communication module is for receiving
The Data Concurrent that CPU module sends over is sent to intelligent terminal, the cmos image sensor, image-signal processor, coding
Device, DDR memory, CPU module, wireless communication module are sequentially connected.
Further, the cmos image sensor includes CMOS progressive scanning pictures sensor, built-in 1/4inch colours
Cmos image sensor and built-in 1/3inch color cmos image sensors.
Further, described image signal processor includes front end image processor and rear end image processor.
Further, the encoder is photoelectric encoder or magnetostatic grid absolute encoder.
Further, the DDR memory is double-transmission mode, in a memory clock cycle, in square wave rising edge
Once-through operation is also done in Shi Jinhang once-through operations in the failing edge of square wave, why in a clock cycle, DDR memory
The task that two periods could complete can be then completed, performance will exceed one times, and DDR memories use 184 cable architectures, DDR memories
Not back compatible SDRAM, it is desirable that aim at the mainboard and system of DDR designs.
Further, the CPU module is the high-performance central processor with two ARM Cortex-A7 kernels, institute
It includes logic unit, register block and control unit to state central processing unit, and the logic unit is fixed for executing
Point or floating-point operation arithmetic operation, shifting function and logical operation also can perform address arithmetic and conversion, the register portion
Part includes general register, special register and control register, and the control unit is used for Instruction decoding, and send out for
Complete the control signal of every instruction each operation to be executed.
Further, the wireless communication module is 3G, 4G, 5G, WIFI or bluetooth.
Further, the industrial camera further includes power panel, and the power panel includes power supply and power supply management electricity
Road, the power supply are powered by the power supply management circuit to industrial camera, and the power supply is rechargeable battery.
The course of work of the present invention is as follows：
The present invention is the industrial camera system based on wireless network head portrait, and the cmos image sensor of camera exports the original of object
Image RAW data, picture format are 1,000,000 pixels（1140X900）Or 1,300,000 pixel（1280X960）RGB data, tool
Have the characteristics that image taking speed is fast, picture quality is high, be very suitable for quick camera, output per second can reach 120 frames.Camera
DSP images are quickly handled original image with signal processing module, including two parts ISP and encoder, and ISP is to original
Image is optimized by a series of algorithm, such as noise reduction, automatic white balance, automatic adjustment acutance, saturation degree and brightness etc.
Deng to promote picture quality, obtaining, effect more apparent than original image more preferably image data.Encoder will pass through at ISP
Rgb image data after reason generates the image data of the image data and MJPEG agreements of H264 agreements, former data by coding
It measures smaller, is suitable for remote network transmission, the latter's data volume is bigger, is suitable for apart from closer USB transmission.Together
When, as shown in Fig. 2, image is shown on CVBS screens by DSP in real time by VOUT, can be observed in real time in industry spot.
CPU（Central Processing Unit）It is the high-performance processor with two ARM Cortex-A7 kernels, it is total with DSP
DDR memories are enjoyed, the data after coding are stored in DDR memories by DSP, and CPU takes out H264 and MJPEG data from DDR, such as
Shown in Fig. 2, CPU1 takes out every frame H264 image datas in memory according to RTSP（Real Time Streaming
Protocol）Agreement, which is quickly packaged, to be issued upper PC machine by cable and is handled.CPU2 is by every frame MJPEG images in memory
Data are taken out according to USB（Universal Serial Bus）2.0 agreements quickly be packaged by USB line issue intelligent terminal into
Row data processing.Intelligent terminal receives CPU and is transmitted through H264 the and MJPEG image datas come, and is then generated by calculating and analyzing
Final decision-making mechanism.The installation site that intelligent terminal can be selected according to industrial environment and technological requirement, if it is danger
Coefficients comparison is high, scene does not need personnel's operation or situation on duty and can select through cable Long-range Data Transmission, on the contrary
USB line can be then selected to transmit out image data.
Claims (8)
1. a kind of industrial camera system based on wireless network communication, it is characterised in that：The industrial camera system includes image
Collection plate, master control processing board and intelligent terminal, described image collection plate include cmos image sensor, the cmos image sensing
Device is for rapidly the small quality of output pixel size high RAW data and RGB data, the master control processing board to include in the short time
DSP images and signal processing module, CPU module, DDR memory and wireless communication module, the DSP images and signal processing mould
Block includes image-signal processor and encoder, and described image signal processor is used to pass through a series of algorithm to initial data
Optimize processing, the encoder be used for the data encoding after optimization processing and generate H264 agreements image data and
Image data, is then stored in DDR memory by the image data of MJPEG agreements, and the CPU module is used for from DDR memory
Middle extraction H264 image datas and MJPEG image datas are simultaneously quickly transmitted to wireless communication module, and the DDR memory is used
In the image data of the image data and MJPEG agreements of the H264 agreements that storage encoder sends over, the wireless telecommunications mould
Block is sent for receiving the Data Concurrent that CPU module sends over to intelligent terminal, at the cmos image sensor, picture signal
Reason device, encoder, DDR memory, CPU module, wireless communication module are sequentially connected.
2. a kind of industrial camera system based on wireless network communication according to claim 1, it is characterised in that：It is described
Cmos image sensor includes CMOS progressive scanning pictures sensor, built-in 1/4inch color cmos image sensors and built-in
1/3inch color cmos image sensors.
3. a kind of industrial camera system based on wireless network communication according to claim 1, it is characterised in that：The figure
As signal processor includes front end image processor and rear end image processor.
4. a kind of industrial camera system based on wireless network communication according to claim 1, it is characterised in that：The volume
Code device is photoelectric encoder or magnetostatic grid absolute encoder.
5. a kind of industrial camera system based on wireless network communication according to claim 1, it is characterised in that：It is described
DDR memory is double-transmission mode, in a memory clock cycle, once-through operation is carried out in square wave rising edge, in square wave
Failing edge when also do once-through operation, why in a clock cycle, DDR memory can then complete two periods could
The task of completion, performance will exceed one times, and DDR memories use 184 cable architectures, DDR memory not back compatibles SDRAM, it is desirable that specially
For the DDR mainboards designed and system.
6. a kind of industrial camera system based on wireless network communication according to claim 1, it is characterised in that：It is described
CPU module is the high-performance central processor with two ARM Cortex-A7 kernels, and the central processing unit includes logic fortune
Component, register block and control unit are calculated, the logic unit is for executing fixed point or floating-point operation arithmetic operation, moving
Bit manipulation and logical operation, also can perform address arithmetic and conversion, and the register block includes general register, special posts
Storage and control register, the control unit are used for Instruction decoding, and are sent out and completed every instruction to be executed
The control signal of each operation.
7. a kind of industrial camera system based on wireless network communication according to claim 1, it is characterised in that：The nothing
Line communication module is 3G, 4G, 5G, WIFI or bluetooth.
8. a kind of industrial camera system based on wireless network communication according to claim 1, it is characterised in that：The work
Industry camera further includes power panel, and the power panel includes power supply and power supply management circuit, and the power supply passes through described
Power supply management circuit is powered to industrial camera, and the power supply is rechargeable battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810196053.3A CN108307099A (en) | 2018-03-09 | 2018-03-09 | A kind of industrial camera system based on wireless network communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810196053.3A CN108307099A (en) | 2018-03-09 | 2018-03-09 | A kind of industrial camera system based on wireless network communication |
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| Publication Number | Publication Date |
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| CN108307099A true CN108307099A (en) | 2018-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810196053.3A Pending CN108307099A (en) | 2018-03-09 | 2018-03-09 | A kind of industrial camera system based on wireless network communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109726150A (en) * | 2018-12-29 | 2019-05-07 | 灿芯半导体(上海)有限公司 | A method of realizing that the order of a variety of DDR agreements is sent |
-
2018
- 2018-03-09 CN CN201810196053.3A patent/CN108307099A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109726150A (en) * | 2018-12-29 | 2019-05-07 | 灿芯半导体(上海)有限公司 | A method of realizing that the order of a variety of DDR agreements is sent |
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Application publication date: 20180720 |
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