CN1841037A - Camera testing system - Google Patents
Camera testing system Download PDFInfo
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- CN1841037A CN1841037A CN 200510033930 CN200510033930A CN1841037A CN 1841037 A CN1841037 A CN 1841037A CN 200510033930 CN200510033930 CN 200510033930 CN 200510033930 A CN200510033930 A CN 200510033930A CN 1841037 A CN1841037 A CN 1841037A
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Abstract
The disclosed camera testing system comprises: a control computer with a testing program, and an electric connected testing device to receive testing signal from the computer, complete testing and feedback data to the computer for analysis and output. This invention provides a high-level automatic process.
Description
[technical field]
The invention relates to a kind of camera testing system, particularly about a kind of test macro that is assemblied in the camera performance on the portable electron device.
[background technology]
At present, mobile phone and PDA portable electron devices such as (Personal Digital Assistant, personal digital assistants) is developing to high-performance, multifunction direction fast, and the portable electron device with camera function is universal day by day.The consumer is when choosing this series products, and the performance of the camera that will be used to take pictures is as an important consideration index.Though camera is detected by its supplier's process before dispatching from the factory, yet the factor of decision portable electron device photographic images quality is not only the performance of camera itself, and another key factor is the bonding state of camera and portable electron device.Secondly, camera is in assembling process, and its camera lens may be polluted, and its internal components also may or collide because of vibrations and sustain damage.Thus, before the portable electron device with camera dispatches from the factory, camera is detected once more, extremely important with the performance of the bonding state of guaranteeing camera and portable electron device and camera.
Therefore, be necessary to provide a kind of camera testing system that can test camera and portable electron device bonding state and camera performance automatically.
[summary of the invention]
The object of the present invention is to provide a kind of camera testing system that can test camera and portable electron device bonding state and camera performance automatically.
In order to realize purpose of the present invention, a kind of camera testing system is provided, it comprises that a control computer and is electrically connected with this control computer and by the proving installation of this control computer control, be preset with a Camera Test program in this control computer, this Camera Test program can automatically perform testing procedure after activating; This proving installation receives the Camera Test signal that control computer sends, finish test to camera, and the data of the camera gathered are fed back to control computer, by this control computer the data of camera picture shot are analyzed, and test result shown on screen or export.
Camera testing system of the present invention can automatically perform the test of the various functions of camera, and test result clearly shown or exports, and the whole test process automaticity is higher, and its operational motion in the face of the tester is simple.
[description of drawings]
Fig. 1 is the system framework figure that the camera testing system of the present invention's one better embodiment is in test mobile phone state to be measured;
Fig. 2 is the part-structure figure of the camera testing system proving installation of the present invention's one better embodiment;
Fig. 3 is the process flow diagram of the camera testing system Camera Test program of the present invention's one better embodiment.
[embodiment]
Camera testing system of the present invention is applicable to the performance of the camera of test set-up on portable electron device, mainly comprises stain test, data line test, noise testing, focusing test and assembly performance test to camera.
See also shown in Figure 1, this camera testing system comprises a control computer 10, one is electrically connected with control computer 10 and all is electrically connected with control computer 10, proving installation 20 by the proving installation 20 and of these control computer 10 controls and thinks its power supply that electric power is provided 30.In this better embodiment, portable electron device to be measured is specially a mobile phone to be measured 40 that is equipped with camera.
The general-purpose interface 11 of this control computer 10, as parallel interface (Parallel Port), by a general purpose interface bus 12, as pci bus (Peripheral Component Interconnect bus, be the peripheral element interconnection bus), be connected with the main interface 201 of this proving installation 20.Be preset with a Camera Test program in this control computer 10, external input device such as keyboard, mouse etc. by control computer 10 activate this test procedure, this Camera Test program can automatically perform testing process, and test result shown on the screen of control computer 10 or exports.
This proving installation 20 has the test interface 202 that a main interface 201, that is used to be electrically connected this proving installation 20 and control computer 10 is used to be electrically connected this proving installation 20 and mobile phone 40 to be measured.This proving installation 20 comprises one drive circuit 21, one PLC (Programmable LogicController, programmable logic controller (PLC)) controller 23, one picture conversion equipment 25, and all be electrically connected and support the auxiliary circuit (figure do not show) of test process with driving circuit 21, PLC controller 23 and picture conversion equipment 25.
This driving circuit 21 is electrically connected to power supply 30, main interface 201 and test interface 202 by auxiliary circuit.These driving circuit 21 convertible power supply 30 voltages are with voltage that coupling the is provided camera to mobile phone 40 to be measured, but its test interface 202 drives the camera initialization of mobile phone 40 to be measured and takes pictures, and the information that can feed back the initialization information of camera and the captured photo of camera is to control computer 10.
This PLC controller 23 is electrically connected to power supply 30, main interface 201 and picture conversion equipment 25 by auxiliary circuit.This PLC controller 23 can be communicated by letter with control computer 10, prestore driver in it, may command picture conversion equipment 25 automatic sequences were carried out a series of actions after it received the drive signal of control computer 10, as drive picture conversion equipment 25 and move to certain position, and detect the position of picture conversion equipment 25 and feed back this positional information to control computer 10.
This picture conversion equipment 25 is electrically connected to power supply 30 and PLC controller 23 by auxiliary circuit.See also shown in Figure 2ly, this picture conversion equipment 25 comprises the solenoid valve that is electrically connected with PLC controller 23 (figure does not show), is subjected to the cylinder 251 of solenoid control, and several test pictures 252 and are used for the anchor clamps 253 of clamping mobile phone 40 to be measured.Test picture 252 comprises first picture that is fixed on the cylinder 251 and second picture of predeterminable position.This cylinder 251 is done stretching motion by solenoid control under the driving of PLC controller 23, it has an initial position, and when it was positioned at this initial position, first picture was in the coverage of the camera of mobile phone 40 to be measured; It also has a second place, and when it was positioned at this second place, first picture left the coverage of the camera of mobile phone 40 to be measured, and in the present embodiment, cylinder 251 drives first picture and moves downward, and second picture is in the coverage of camera.This first picture is made up of the two parts that differ from one another, and its part is the picture that is used for the test of camera stain, is 18% pure picture as gray scale; Its another part is the picture that is used for camera data line test, noise testing, as by the many parallel adjacent pictures of being made up of black gradually white striped.This second picture defaults in the focal length place of mobile phone 40 to be measured its camera when being immobilizated on the anchor clamps 253, and it is the picture that is used to test focusing performance of pick-up head and assembly performance, the picture of forming as the black and white grid at interval that is 1mm by the length of side.Above-mentioned test interface 202 is arranged on these anchor clamps 253 so that be connected with mobile phone 40 to be measured.
The circuit that this auxiliary circuit is finished 25 of the main interface 201, test interface 202, driving circuit 21, PLC controller 23 of proving installation 20 and picture conversion equipments connects, and also comprises other circuit of the test process of supporting proving installation 20.
This mobile phone 40 to be measured has a connector 41, and this connector 41 electrically connects with the camera data line of this mobile phone 40 to be measured, and this connector 41 can match with the test interface 202 of proving installation 20.
Before using camera testing system of the present invention that the camera of mobile phone 40 to be measured is tested, should confirm that control computer 10 enters the Camera Test program interface and prestores the parameter of picture 252 to be measured, and proving installation 20 is in opening.
The step of using camera testing system of the present invention that the camera of mobile phone 40 to be measured is tested is as follows:
Mobile phone 40 to be measured is immobilizated on the anchor clamps 253, and connector 41 is electrically connected with test interface 202;
External input device activation Camera Test program by control computer 10 begins to carry out; See also shown in Figure 3ly, this Camera Test program may further comprise the steps:
Step 101: this Camera Test program is carried out initialization, promptly empty last test result, and transmission initializing signal to proving installation 20 moves to initial position with the cylinder 251 that drives PLC controller 23 control picture conversion equipments 25;
Step 102: control computer 10 sends signal and whether is positioned at initial position with the cylinder 251 that drives PLC controller 23 detection picture conversion equipments 25, and receive PLC controller 23 feedbacks cylinder 251 positional information and it is judged: if be positioned at initial position, then enter next step 103; If not, then return step 101;
Step 103: control computer 10 sends a signal to driving circuit 21, driving circuit 21 promptly drives the camera initialization of mobile phone 40 to be measured and takes first width of cloth test picture 252, and the data of first width of cloth test picture 252 of the initialization information of camera and shooting are fed back to control computer 10, control computer 10 is made judgement: if can successfully drive mobile phone 40 initialization to be measured and shooting, then enter next step 104; If can't drive mobile phone 40 initialization to be measured and shooting, then enter step 109;
Step 104: the parameter of the data of first width of cloth test picture that the camera that control computer 10 comparative analysiss receive is taken and first width of cloth test picture that prestores in it, according to the pixel size of stain in the picture that receives, the stain performance that quantity is judged camera, judge the data line performance and the noiseproof feature of camera according to the distortion of the picture that receives, heterochromatic situation;
Step 105: drive controlling computing machine 10 sends a signal to and drives PLC controller 23, PLC controller 23 drives solenoid control cylinders 251 and moves to the second place, and after cylinder 251 moves to the second place positional information of cylinder 251 is fed back to control computer 10;
Step 106: control computer 10 receives after cylinder 251 is positioned at the information of the second place, sends a signal to driving circuit 21 and takes second width of cloth test picture 252 to drive camera, and receive the data of second width of cloth test picture 252 that camera takes;
Step 107: the parameter of the data of second width of cloth test picture that control computer 10 comparative analysiss receive and second width of cloth test picture that prestores in it, the focusing performance of the data analysis in zone with the judgement camera located at center and four angles to picture, and according to the rotation of picture and the assembly performance of skew judgement camera;
Step 108: control computer 10 sends signal and drives solenoid control cylinder 251 answer initial positions to drive PLC controller 23, and receives the position feedback information of cylinder 251;
Step 109: control computer 10 is with the test result output of step 103, and the camera of mobile phone 40 promptly to be measured can't drive, and reminds the tester to reconnect the connector 41 of camera and the test interface 202 of proving installation 20, and restarts this testing process; Perhaps export the test result of step 105 and step 107, promptly export the every concrete data of stain performance, data line performance, noiseproof feature, focusing performance and the assembly performance of the camera of this mobile phone 40 to be measured;
Step 110: the Camera Test EOP (end of program) of control computer 10.
Disconnect the camera of mobile phone 40 to be measured and being electrically connected of proving installation 20, and should mobile phone 40 to be measured by taking off on the proving installation 20;
Repeat above-mentioned steps, the camera of next mobile phone 40 to be measured is tested.
Camera testing system of the present invention can automatically perform the test of the various functions of camera, and test result clearly shown or exports, and the whole test process automaticity is higher, and its operational motion in the face of the tester is simple.
Claims (9)
1. camera testing system, comprise that a control computer and is electrically connected with this control computer and by the proving installation of this control computer control, it is characterized in that: be preset with a Camera Test program in the described control computer, this Camera Test program automatically performs testing procedure after activating; Described proving installation receives the test signal that control computer sends, and finishes the test to camera, and detecting information is fed back to control computer, is shown on screen to the detecting information analysis and with analysis result or is exported by this control computer.
2. camera testing system as claimed in claim 1 is characterized in that: described camera testing system also comprises a power supply, and this power supply all is electrically connected with control computer, proving installation.
3. camera testing system as claimed in claim 1, it is characterized in that: described proving installation comprises that one is used to be electrically connected test interface, one drive circuit, a PLC controller, the picture conversion equipment that this proving installation and the main interface, of control computer are used to be electrically connected this proving installation and camera, and all is electrically connected and supports the auxiliary circuit of test process with driving circuit PLC controller and picture conversion equipment.
4. camera testing system as claimed in claim 3 is characterized in that: described driving circuit is electrically connected to power supply, main interface and test interface by auxiliary circuit, and it has a voltage conversion circuit, and its test interface is communicated by letter with camera to be measured.
5. camera testing system as claimed in claim 4, it is characterized in that: described PLC controller is electrically connected to power supply, main interface and picture conversion equipment by auxiliary circuit, it is communicated by letter with control computer, prestores in it to drive the driver that picture conversion equipment automatic sequence is carried out action.
6. camera testing system as claimed in claim 3, it is characterized in that: the circuit that described auxiliary circuit is finished between main interface, test interface, driving circuit, PLC controller and the picture conversion equipment of proving installation connects, and it also comprises other circuit of supporting test process.
7. camera testing system as claimed in claim 3 is characterized in that: described this picture conversion equipment comprises that the solenoid valve that is electrically connected with the PLC controller, the cylinder that is subjected to solenoid control, several test pictures and are used for the anchor clamps of clamping camera.
8. camera testing system as claimed in claim 7, it is characterized in that: described test picture comprises first picture and second picture that is fixed on the cylinder, this first picture is the picture that is used for the test of camera stain, data line test and noise testing, and this second picture is the picture that is used to test focusing performance of pick-up head and assembly performance.
9. camera testing system as claimed in claim 8, it is characterized in that: described cylinder is by solenoid control, do stretching motion under the driving of PLC controller, it has the second place that an initial position and that is used to take first picture is used to take second picture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100339308A CN100561164C (en) | 2005-04-01 | 2005-04-01 | Camera testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100339308A CN100561164C (en) | 2005-04-01 | 2005-04-01 | Camera testing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1841037A true CN1841037A (en) | 2006-10-04 |
| CN100561164C CN100561164C (en) | 2009-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100339308A Expired - Fee Related CN100561164C (en) | 2005-04-01 | 2005-04-01 | Camera testing system |
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| Country | Link |
|---|---|
| CN (1) | CN100561164C (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101472192B (en) * | 2007-12-28 | 2010-11-10 | 技嘉科技股份有限公司 | Test equipment |
| CN102035988A (en) * | 2009-09-29 | 2011-04-27 | 深圳富泰宏精密工业有限公司 | System and method for testing photographic effect of mobile phone camera |
| CN102664692A (en) * | 2012-04-16 | 2012-09-12 | 惠州市德赛汽车电子有限公司 | System and method for testing interference software of simulation verification double-radio module of laboratory |
| CN102063009B (en) * | 2009-11-13 | 2012-11-14 | 蒋思远 | Camera testing system |
| CN103645977A (en) * | 2013-11-15 | 2014-03-19 | 天津天地伟业数码科技有限公司 | Automatic debugging system and method for electronic products |
| CN105651487A (en) * | 2014-11-28 | 2016-06-08 | 鸿合科技有限公司 | Testing apparatus for infrared tube |
| CN110940491A (en) * | 2019-12-16 | 2020-03-31 | 长光禹辰信息技术与装备(青岛)有限公司 | Detection equipment of multispectral camera |
| CN111654691A (en) * | 2020-05-21 | 2020-09-11 | Oppo（重庆）智能科技有限公司 | Performance test method, device, computer storage medium and system |
-
2005
- 2005-04-01 CN CNB2005100339308A patent/CN100561164C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101472192B (en) * | 2007-12-28 | 2010-11-10 | 技嘉科技股份有限公司 | Test equipment |
| CN102035988A (en) * | 2009-09-29 | 2011-04-27 | 深圳富泰宏精密工业有限公司 | System and method for testing photographic effect of mobile phone camera |
| CN102063009B (en) * | 2009-11-13 | 2012-11-14 | 蒋思远 | Camera testing system |
| CN102664692A (en) * | 2012-04-16 | 2012-09-12 | 惠州市德赛汽车电子有限公司 | System and method for testing interference software of simulation verification double-radio module of laboratory |
| CN103645977A (en) * | 2013-11-15 | 2014-03-19 | 天津天地伟业数码科技有限公司 | Automatic debugging system and method for electronic products |
| CN103645977B (en) * | 2013-11-15 | 2017-06-16 | 天津天地伟业数码科技有限公司 | Electronic product automatic debugging system and adjustment method |
| CN105651487A (en) * | 2014-11-28 | 2016-06-08 | 鸿合科技有限公司 | Testing apparatus for infrared tube |
| CN110940491A (en) * | 2019-12-16 | 2020-03-31 | 长光禹辰信息技术与装备(青岛)有限公司 | Detection equipment of multispectral camera |
| CN111654691A (en) * | 2020-05-21 | 2020-09-11 | Oppo（重庆）智能科技有限公司 | Performance test method, device, computer storage medium and system |
| CN111654691B (en) * | 2020-05-21 | 2022-04-15 | Oppo（重庆）智能科技有限公司 | Performance test method, device, computer storage medium and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100561164C (en) | 2009-11-18 |
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Granted publication date: 20091118 Termination date: 20120401 |