CN107645627A - A kind of polyphaser sync control device - Google Patents
A kind of polyphaser sync control device Download PDFInfo
- Publication number
- CN107645627A CN107645627A CN201610576846.9A CN201610576846A CN107645627A CN 107645627 A CN107645627 A CN 107645627A CN 201610576846 A CN201610576846 A CN 201610576846A CN 107645627 A CN107645627 A CN 107645627A
- Authority
- CN
- China
- Prior art keywords
- module
- polyphaser
- processing module
- control device
- signal input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Studio Devices (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
The invention belongs to technical field of machine vision, discloses a kind of polyphaser sync control device, and the specific device includes：Processing module, code device signal input module, trigger module, parameter signal input module and synchronization control module, wherein, code device signal input module, is connected with processing module, and code device signal input module is used to send encoded signal caused by encoder to processing module；Trigger module, it is connected with processing module, trigger module is used to send trigger signal to processing module；Parameter signal input module, is connected with processing module, and parameter signal input module is used to send device parameter setting signal to processing module；Synchronization control module, it is connected with processing module, synchronization control module is used to the synchronous control signal of processing module generation being output in each camera, realizes the Synchronization Control to each camera, while the line frequency of line scan camera can be adjusted by changing setting parameter signal.
Description
Technical field
The invention belongs to technical field of machine vision, more particularly to a kind of polyphaser sync control device.
Background technology
In the application of printed matter surface quality on-line checking, for the printed matter of large format, single camera visual field can not be covered
Whole detection zone is covered, it is necessary to carry out image mosaic using multiple cameras, is completed to whole large format printed matter surface quality
Vision-based detection.In printing process, it is desirable to multiple cameras carry out IMAQ simultaneously, then by image mosaic and algorithm process
Complete quality testing task.Otherwise, each camera is clapped inconsistent at the time of figure, and the image collected is printed matter different conditions
Under image, difficulty will be brought to image mosaic and detection algorithm.
At present, printed matter surface quality testing uses line scan camera, and camera interface type has kilomega network, Camera
It the diversified forms such as Link, can realize that view data is transmitted with computer, but can not be swept by more lines of computer software control
Retouch camera while gather.Meanwhile single encoder can only fix and be connected to single line scan camera, more lines can not be connected to simultaneously and are swept
Camera is retouched, and frequency acquisition is fixed, and can not realize change line scan camera line frequency under external trigger pattern.
The content of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of polyphaser sync control device, is efficiently solved single encoded
Device can not control the technical problem of multiple camera synchronous acquisitions simultaneously.
Technical scheme provided by the invention is as follows：
A kind of polyphaser sync control device, including：
Processing module, code device signal input module, trigger module, parameter signal input module and Synchronization Control mould
Block, wherein,
The code device signal input module, is connected with the processing module, and the code device signal input module is used for
Encoded signal caused by encoder is sent to the processing module；
The trigger module, it is connected with the processing module, the trigger module is used to send trigger signal to the place
Manage module；
The parameter signal input module, is connected with the processing module, and the parameter signal input module is used for will dress
Setting parameter signal is put to send to the processing module；
The synchronization control module, it is connected with the processing module, the synchronization control module is used to give birth to processing module
Into synchronous control signal be output in each camera, realize the Synchronization Control to each camera.
It is further preferred that the trigger module is connected by the first light-coupled isolation module with the processing module.
It is further preferred that the synchronization control module includes multiple synchronous control units, each Synchronization Control
Unit is connected with the processing module respectively, and the quantity of the synchronous control unit and the quantity Matching of camera.
It is further preferred that the parameter signal input module is connected by the second light-coupled isolation module and the processing module
Connect, and the second light-coupled isolation module includes inputting isolated location and exports isolated location.
It is further preferred that also include the communication mould being connected with the processing module in the polyphaser sync control device
Block, the processing module are realized and outside communication connection by the communication module.
It is further preferred that also include the storage mould being connected with the processing module in the polyphaser sync control device
Block, the memory module are used for storage device setting parameter signal and realize that the power down of the polyphaser sync control device is protected
Hold.
It is further preferred that also include the clock mould being connected with the processing module in the polyphaser sync control device
Block, the clock module are used to provide work clock for the polyphaser sync control device and provide polyphaser synchronous acquisition
Control sequential.
Polyphaser sync control device provided by the invention, its advantage are：
It is defeated by parameter signal input module according to detecting system in polyphaser sync control device provided by the invention
The device parameter setting signal entered, letter is set based on the trigger signal, encoded signal, device parameter received with reference to processing module
The analyzing and processing of number grade, synthesis form synchronous control signal, are respectively outputted to more camera capture cards, realize to more cameras
Synchronization Control.And in the present invention, the line frequency of line scan camera can be adjusted by changing setting parameter signal, device it is simple and
It is easy to use.
Brief description of the drawings
Fig. 1 is a kind of hardware block diagram of embodiment of polyphaser sync control device provided by the invention；
Fig. 2 is the hardware block diagram of polyphaser sync control device another embodiment provided by the invention；
Fig. 3 is the hardware block diagram of polyphaser sync control device another embodiment provided by the invention；
Fig. 4 is the workflow of processing module in polyphaser sync control device in the present invention.
Reference：
100- polyphaser sync control devices, 110- processing modules, 120- code device signal input modules, 130- trigger modes
Block, 140- parameter signal input modules, 150- synchronization control modules, 160- communication modules, 170- memory modules, 180- clock moulds
Block.
Embodiment
With reference to the accompanying drawings and detailed description, the present invention is described in further detail.It should be noted that below
The specific detail of the invention of description is only used to illustrate the invention, is not construed as limiting the invention.According to described sheet
Any modifications and variations that the teaching of invention is made are also within the scope of the invention.
It is a kind of hardware block diagram of 100 embodiment of polyphaser sync control device provided by the invention as shown in Figure 1, from
It can be seen from the figure that, include in the polyphaser sync control device：Processing module 110, code device signal input module 120,
Trigger module 130, parameter signal input module 140 and synchronization control module 150, wherein, code device signal input module, touch
Hair module, parameter signal input module and synchronization control module are connected with processing module respectively.In the course of the work, encoder
Signal input module sends encoded signal caused by encoder to processing module；Trigger module sends trigger signal to processing
Module；Parameter signal input module sends device parameter setting signal to processing module；Then, processing module is to receiving
Device parameter setting signal, encoded signal and trigger signal are analyzed and processed, and form synchronous control signal, and pass through synchronization
Control module is output in the camera capture card of each camera, realizes the Synchronization Control to each camera.
Specifically, in the present embodiment, processing module uses FPGA (Field Programmable Gate
Array, field programmable gate array) chip realization, and as the core devices of whole sync control device, auxiliary parameter signal
The computer of input module and installation camera capture card communicates to connect, logical between assist in synchronization control module and external encoder
Letter connection.It exports the synchronous control signal and frequency variation signal of camera, realizes the same time to more phases by being programmed to FPGA
The control of machine and the function of realizing change camera line frequency under triggering pattern outside.In a specific embodiment, from model
10M08SAE144 fpga chip realizes the purpose of the present invention.
Trigger module is a trigger switch, and its trigger signal sent passes through a light-coupled isolation (above-mentioned first light-coupled isolation
Module) it is connected with processing module.Parameter signal input module is connected by the second light-coupled isolation module with processing module, specifically should
Second light-coupled isolation module includes input isolation circuit and output isolation circuit, and the polyphaser sync control device is realized with this
With the signal interaction of external detection system, such as start-stop control, Image Coding, fault alarm.Code device signal input module leads to
D-SUB9 interfaces connection external encoder is crossed, is connected especially by model 26LS31 differential output circuit with processing module.
Synchronization control module includes multiple synchronous control units, and each synchronous control unit connects with processing module respectively
Connect, and the quantity of synchronous control unit and the quantity Matching of camera.In a specific embodiment, above-mentioned synchronous control unit is
Differential output circuit, and include four tunnel model 26LS31 differential output circuit in the synchronization control module, realized with this
To the synchronous acquisition of No. four cameras.
Above-mentioned embodiment is improved to obtain present embodiment, as shown in Fig. 2 in the present embodiment, the multiphase
Also include the communication module 160 that be connected with processing module in machine sync control device, processing module realized by communication module and
Outside communication connection.Realized in the specific communication module using RS232 communication interfaces, by communication protocol processing module with it is outer
The communication of boundary's computer, realize the parameter setting to the polyphaser sync control device.
Above-mentioned embodiment is improved to obtain present embodiment, as shown in figure 3, in the present embodiment, the multiphase
Also include the memory module 170 being connected with processing module in machine sync control device, the memory module is used for storage device parameter
Setting signal and the power down holding for realizing polyphaser sync control device.The specific memory module passes through IIC (Inter-
Integrated Circuit, IC bus) communication mode connection processing module.
In addition, also include the clock being connected with processing module in this embodiment, in the polyphaser sync control device
Module 180, clock module are used to provide work clock for polyphaser sync control device and provide the control of polyphaser synchronous acquisition
Sequential processed.In a specific embodiment, the clock module is that polyphaser is synchronously controlled using 50MHz (megahertz) without source crystal oscillator
Device processed provides work clock.
Based on above-mentioned polyphaser sync control device, as shown in figure 4, after start-up operation process, processing module is first
Whether judgment means parameter, which needs, resets, if desired, then changes parameter current, judges whether after judging that change terminates
There is end mark, terminate to handle if having.If it is determined that device parameter need not be reset, then present apparatus parameter is performed, and
Frame trigger signal is determined whether, if so, then sending synchronous control signal realizes that the Synchronization Control of each camera (synchronizes place
Reason), determine whether end mark again afterwards, terminate to handle if having.
Above by the implement scene case for describing each process respectively, the present invention, the technology of this area is described in detail
Personnel will be understood that.In the scope for not departing from essence of the invention, it can make an amendment and deform, for example the stripping of part of module makes
With with by system embedment in other application system.
Claims (7)
1. a kind of polyphaser sync control device, it is characterised in that the polyphaser sync control device includes：
Processing module, code device signal input module, trigger module, parameter signal input module and synchronization control module, its
In,
The code device signal input module, is connected with the processing module, and the code device signal input module is used to compile
Encoded signal caused by code device is sent to the processing module；
The trigger module, it is connected with the processing module, the trigger module is used to send trigger signal to the processing mould
Block；
The parameter signal input module, is connected with the processing module, and the parameter signal input module is used to join in device
Number setting signal is sent to the processing module；
The synchronization control module, it is connected with the processing module, the synchronization control module is used for processing module generation
Synchronous control signal is output in each camera, realizes the Synchronization Control to each camera.
2. polyphaser sync control device as claimed in claim 1, it is characterised in that
The trigger module is connected by the first light-coupled isolation module with the processing module.
3. polyphaser sync control device as claimed in claim 1, it is characterised in that the synchronization control module includes more
Individual synchronous control unit, each synchronous control unit is connected with the processing module respectively, and the synchronous control unit
Quantity and camera quantity Matching.
4. polyphaser sync control device as claimed in claim 1, it is characterised in that the parameter signal input module passes through
Second light-coupled isolation module is connected with the processing module, and the second light-coupled isolation module include input isolated location and
Export isolated location.
5. the polyphaser sync control device as described in claim 1-4 any one, it is characterised in that the polyphaser is synchronous
Also include the communication module being connected with the processing module in control device, the processing module is realized by the communication module
With the communication connection of outside.
6. the polyphaser sync control device as described in claim 1-4 any one, it is characterised in that the polyphaser is synchronous
Also include the memory module being connected with the processing module in control device, the memory module is used for storage device parameter setting
Signal and the power down holding for realizing the polyphaser sync control device.
7. the polyphaser sync control device as described in claim 1-4 any one, it is characterised in that the polyphaser is synchronous
Also include the clock module being connected with the processing module in control device, the clock module is used for for polyphaser synchronization
Control device provides work clock and provides the control sequential of polyphaser synchronous acquisition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610576846.9A CN107645627B (en) | 2016-07-20 | 2016-07-20 | Multi-camera synchronous control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610576846.9A CN107645627B (en) | 2016-07-20 | 2016-07-20 | Multi-camera synchronous control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107645627A true CN107645627A (en) | 2018-01-30 |
| CN107645627B CN107645627B (en) | 2020-08-11 |
Family
ID=61109160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610576846.9A Active CN107645627B (en) | 2016-07-20 | 2016-07-20 | Multi-camera synchronous control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107645627B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108307117A (en) * | 2018-02-09 | 2018-07-20 | 湖南大学 | Whole audience flash ranging synchronous control device and method |
| CN112668681A (en) * | 2020-12-24 | 2021-04-16 | 杭州海康机器人技术有限公司 | Method, system and device for determining package information and camera |
| CN112887682A (en) * | 2021-02-23 | 2021-06-01 | 中国铁道科学研究院集团有限公司 | Multi-track image synchronous acquisition and storage system and method |
| CN117939031A (en) * | 2024-03-20 | 2024-04-26 | 深圳市度申科技有限公司 | Multi-camera synchronous image acquisition card and application method thereof in image acquisition |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1132974A (en) * | 1994-11-02 | 1996-10-09 | Rca.汤姆森许可公司 | Vertical panning for interlaced video |
| US20090086076A1 (en) * | 2007-09-28 | 2009-04-02 | Sony Corporation | Solid-state imaging device and imaging apparatus |
| CN101729845A (en) * | 2009-12-15 | 2010-06-09 | 中国科学院长春光学精密机械与物理研究所 | Camera-Link digital video information superimposing method |
| CN102445450A (en) * | 2011-09-29 | 2012-05-09 | 广州南沙华卓化工有限公司 | Online detection device for optical film |
| CN102946510A (en) * | 2012-11-21 | 2013-02-27 | 合肥埃科光电科技有限公司 | High-speed complementary metal-oxide-semiconductor (CMOS) line scanning camera |
| CN104129404A (en) * | 2013-05-02 | 2014-11-05 | 上海工程技术大学 | Method and device for detecting looseness of rail fastener in high-speed dynamic real-time manner |
| CN104270568A (en) * | 2014-10-11 | 2015-01-07 | 沈阳理工大学 | Synchronous shooting control device of camera |
| CN104378560A (en) * | 2014-10-16 | 2015-02-25 | 苏州佑瑞检测技术有限公司 | Graph collecting system based on CMOS camera |
-
2016
- 2016-07-20 CN CN201610576846.9A patent/CN107645627B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1132974A (en) * | 1994-11-02 | 1996-10-09 | Rca.汤姆森许可公司 | Vertical panning for interlaced video |
| US20090086076A1 (en) * | 2007-09-28 | 2009-04-02 | Sony Corporation | Solid-state imaging device and imaging apparatus |
| CN101729845A (en) * | 2009-12-15 | 2010-06-09 | 中国科学院长春光学精密机械与物理研究所 | Camera-Link digital video information superimposing method |
| CN102445450A (en) * | 2011-09-29 | 2012-05-09 | 广州南沙华卓化工有限公司 | Online detection device for optical film |
| CN102946510A (en) * | 2012-11-21 | 2013-02-27 | 合肥埃科光电科技有限公司 | High-speed complementary metal-oxide-semiconductor (CMOS) line scanning camera |
| CN104129404A (en) * | 2013-05-02 | 2014-11-05 | 上海工程技术大学 | Method and device for detecting looseness of rail fastener in high-speed dynamic real-time manner |
| CN104270568A (en) * | 2014-10-11 | 2015-01-07 | 沈阳理工大学 | Synchronous shooting control device of camera |
| CN104378560A (en) * | 2014-10-16 | 2015-02-25 | 苏州佑瑞检测技术有限公司 | Graph collecting system based on CMOS camera |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108307117A (en) * | 2018-02-09 | 2018-07-20 | 湖南大学 | Whole audience flash ranging synchronous control device and method |
| CN112668681A (en) * | 2020-12-24 | 2021-04-16 | 杭州海康机器人技术有限公司 | Method, system and device for determining package information and camera |
| CN112668681B (en) * | 2020-12-24 | 2022-07-01 | 杭州海康机器人技术有限公司 | Method, system and device for determining package information and camera |
| CN112887682A (en) * | 2021-02-23 | 2021-06-01 | 中国铁道科学研究院集团有限公司 | Multi-track image synchronous acquisition and storage system and method |
| CN117939031A (en) * | 2024-03-20 | 2024-04-26 | 深圳市度申科技有限公司 | Multi-camera synchronous image acquisition card and application method thereof in image acquisition |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107645627B (en) | 2020-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107645627A (en) | A kind of polyphaser sync control device | |
| CN104575342B (en) | Integral type liquid crystal module testing device | |
| CN104502832B (en) | Based on handheld POS machine mainboard auto testing instrument and method of testing | |
| CN103647925B (en) | A kind of embedded parallel duplex digital image capturing system based on GigE interface | |
| CN103325116B (en) | A kind of printing image detecting system and method | |
| CN110413441A (en) | Active and standby storage volume synchrodata method of calibration, device, equipment and storage medium | |
| CN102176140B (en) | Remote control controlled area network (CAN) bus testing device and method | |
| CN104992650B (en) | MIPI signals automatic test approach and device | |
| CN203629603U (en) | Intelligent electric energy meter detection device based on image identification technology | |
| CN101221439B (en) | Embedded system for high speed parallel duplex digital image capturing and processing | |
| CN109788605A (en) | Intelligent lighting system based on Internet of Things | |
| CN107465474A (en) | The clock synchronization system and method for digital control system bus apparatus | |
| CN104535953B (en) | A kind of intelligent electric energy meter liquid crystal display automatic checkout system and its detection method | |
| CN103945124B (en) | Control method for intelligent camera | |
| CN107409151A (en) | Multiplex communication system and working rig | |
| CN104865478B (en) | The line detecting system and its detection method of a kind of touch screen | |
| CN108983036A (en) | A kind of travelling wave ranging system based on electronic mutual inductor | |
| CN103823781A (en) | Downloading device for field-programmable gate array logical code | |
| CN208537175U (en) | Natural gas engine quality online monitoring system | |
| CN105183688B (en) | A kind of IO digital quantity monitoring port extended methods based on serial network | |
| CN104330685A (en) | Connection check-up method and connection check-up device | |
| CN104786648B (en) | A kind of circular screen printer is to flower method of adjustment | |
| CN109791725A (en) | Data gathering system and method for data capture | |
| CN108021402A (en) | Start-up control method and processing equipment | |
| CN104535948B (en) | A kind of electric energy quality on-line monitoring device batch check system and method for calibration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 211100 No. 919, Tianyin Avenue, Jiangning District, Nanjing City, Jiangsu Province Patentee after: NANJING BANKNOTE MINTING Co.,Ltd. Patentee after: China Banknote Printing and Minting Group Co.,Ltd. Address before: 211100 No. 919, Tianyin Avenue, Jiangning District, Nanjing City, Jiangsu Province Patentee before: NANJING BANKNOTE MINTING Co.,Ltd. Patentee before: CHINA BANKNOTE PRINTING AND MINTING Corp. |
|
| CP01 | Change in the name or title of a patent holder |