CN108170017A - A kind of clock and watch performance online test method - Google Patents
A kind of clock and watch performance online test method Download PDFInfo
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- CN108170017A CN108170017A CN201711438086.6A CN201711438086A CN108170017A CN 108170017 A CN108170017 A CN 108170017A CN 201711438086 A CN201711438086 A CN 201711438086A CN 108170017 A CN108170017 A CN 108170017A
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- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
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Abstract
The present invention provides a kind of clock and watch performance online test method,The image information of standard timepiece and clock and watch to be tested is identified using image collecting device and central control unit,The image of the standard timepiece after image enhancement processing and clock and watch to be tested is compared in image comparison module,It is if inconsistent,Then control module control warning device alarm,Control n clock and watch to be tested that the time is adjusted to the time consistency with standard timepiece simultaneously,Clock and watch performance online test method includes a standard timepiece,N clock and watch to be tested,Image collecting device and central processing unit,N is the positive integer more than 1,Central control unit includes image processing module,Image comparison module and control module,Image processing module,Image comparison module and control module are sequentially connected,Image collecting device is connected with image processing module,Control module is connected with clock and watch to be tested.
Description
Technical field
The present invention relates to intelligence test field more particularly to a kind of clock and watch performance online test methods.
Background technology
Clock and watch are common a kind of timers in life, and people record the time by it.Clock and watch be widely used in school,
The work and study such as factory, unit place is used for timing, and the timing uniformity of each clock and watch is to maintain work and study normal order
Fundamental, and to clock and watch test it is the effective means for ensureing each clock and watch timing uniformity, it is at present, main to the test of clock and watch
It is that the temporal information of standard timepiece is read out, then clock and watch to be tested is adjusted according to the temporal information of reading, with
The time of clock and watch to be tested and the time of standard timepiece are consistent, it is still, past when reading due to the limitation of reading accuracy
Toward larger error can be generated, cause temporal information precision of the clock and watch to be tested in manufacture not high.
Invention content
Therefore, in order to overcome the above problem, the present invention provides a kind of clock and watch performance online test method, utilizes Image Acquisition
The image information of standard timepiece and clock and watch to be tested is identified in device and central control unit, and image comparison module is to passing through
The image of standard timepiece and clock and watch to be tested after image enhancement processing is compared, if inconsistent, control module control institute
Warning device alarm is stated, while controls n clock and watch to be tested that the time is adjusted to the time consistency with standard timepiece.
Clock and watch Online Transaction Processing includes a standard timepiece, n clock and watch to be tested, image collecting device, warning device
And central processing unit, n are the positive integer more than 1, wherein, the central control unit includes image processing module, image
Contrast module and control module, described image processing module, described image contrast module and the control module connect successively
Connect, described image harvester is connected with described image processing module, the control module respectively with the clock and watch to be tested, institute
State warning device connection；
A kind of clock and watch performance online test method according to the present invention includes the following steps：
Step 1：The standard timepiece with the n clock and watch to be tested is connected, makes the standard timepiece and n a described to be tested
Clock and watch connect one to one respectively with n+1 described image harvester；
Step 2：The image information of the standard timepiece and the clock and watch to be tested is acquired using described image harvester, and will
Described image information is transmitted to described image processing module；
Step 3：It will pass through described image treated the standard timepiece and described to be tested using described image processing module
The image transmitting of clock and watch is to described image contrast module, and described image contrast module is to by described image treated the mark
The image of quasi- clock and watch and the clock and watch to be tested is compared, and obtains comparison result；
Step 4：If the comparison result is by described image treated the standard timepiece and the clock and watch to be tested
Image is consistent, then return to step 2, if comparison result is by described image treated the standard timepiece and described to be tested
The image of clock and watch is inconsistent, then the alarm of control module control warning device, at the same control the n clock and watch to be tested by when
Between be adjusted to time consistency with the standard timepiece.
In step 2, described image processing module to the image informations of the standard timepiece and n clock and watch to be tested into
Row image enhancement processing, specifically comprises the following steps：
Step 21：The image definition of the standard timepiece and the n clock and watch to be tested that described image harvester is acquired
For two-dimensional function f (x, y), wherein x, y is space coordinate, and brightness adjustment is carried out to image f (x, y)：Image after brightness adjustment, r is constant；
Step 22：The intensity value ranges of above-mentioned image g (x, y) are [a, b], the intensity value ranges of image g (x, y) be extended to [c,
D], wherein a, b, c, d are constant, then the two-dimensional image function after converting is h (x, y), wherein,
；
Step 23：Increase the tonal range of image h (x, y), exponential transform, the two-dimensional image after transformation are carried out to image h (x, y)
Function is p (x, y), wherein,, m, k, q are custom parameters；
Step 24：Above-mentioned image p (x, y) is filtered, filtered two-dimensional image function is q (x, y), wherein,
；
Step 25：To the gray value of image of above-mentioned image q (x, y)In low magnitude portion carry out details enhancing processing, obtain everywhere
Gray value after reason, wherein,。
Compared with prior art, the present invention has following advantageous effect：
（1）It is treated in clock and watch performance online test system provided by the invention based on image comparison using the mode of image comparison
Test clock and watch are tested, and can more accurately obtain the temporal information of standard timepiece, so that the time letter of clock and watch to be tested
Breath is consistent with the temporal information of standard timepiece, and energy is timely, accurately alarms underproof clock and watch to be measured in the production line；
（2）In clock and watch performance online test system provided by the invention based on image comparison, image processing module is to acquisition
Image carries out image enhancement processing, can efficiently, quickly extract the image informations of clock and watch and standard timepiece to be tested, can improve pair
The reading accuracy of watch time information efficiently reduces erroneous judgement and happens.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the clock and watch Online Transaction Processing functional block diagram of the present invention；
Fig. 2 is the functional block diagram of the central processing unit of the present invention.
Specific embodiment
The clock and watch performance online test method of the present invention is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, the present invention provides a kind of clock and watch performance online test method, controlled using image collecting device and center
The image information of standard timepiece and clock and watch to be tested is identified in device processed, and image comparison module is to passing through image enhancement processing
Standard timepiece and the image of clock and watch to be tested afterwards is compared, if inconsistent, control module control warning device alarm, together
When control n clock and watch to be tested the time is adjusted to time consistency with standard timepiece.
Clock and watch Online Transaction Processing includes a standard timepiece, n clock and watch to be tested, image collecting device, warning device
And central processing unit, n are the positive integer more than 1；
Specifically, standard timepiece and n clock and watch to be tested connects, standard timepiece and a clock and watch to be tested of n respectively with n+1 image
Harvester connects one to one, and image collecting device is used to acquire the image information of standard timepiece and clock and watch to be tested, and will
Image information is transmitted to central processing unit, central processing unit respectively with standard timepiece, clock and watch to be tested, warning device and figure
As harvester connection, image information is carried out image procossing, and will be to be tested after image procossing by central processing unit
The image information of clock and watch and the image information of standard timepiece are compared, and calibration process is carried out to treat prover time.
Specifically, as shown in Fig. 2, central control unit includes image processing module, image comparison module and control mould
Block, image processing module, image comparison module and control module are sequentially connected, and image collecting device and image processing module connect
It connects, control module connects respectively with warning device, clock and watch to be tested.
Specifically, clock and watch performance online test method includes the following steps：
Step 1：The standard timepiece with the n clock and watch to be tested is connected, makes the standard timepiece and n a described to be tested
Clock and watch connect one to one respectively with n+1 described image harvester；
Step 2：The image information of the standard timepiece and the clock and watch to be tested is acquired using described image harvester, and will
Described image information is transmitted to described image processing module；
Step 3：It will pass through described image treated the standard timepiece and described to be tested using described image processing module
The image transmitting of clock and watch is to described image contrast module, and described image contrast module is to by described image treated the mark
The image of quasi- clock and watch and the clock and watch to be tested is compared, and obtains comparison result；
Step 4：If the comparison result is by described image treated the standard timepiece and the clock and watch to be tested
Image is consistent, then return to step 2, if comparison result is by described image treated the standard timepiece and described to be tested
The image of clock and watch is inconsistent, then the alarm of control module control warning device, at the same control the n clock and watch to be tested by when
Between be adjusted to time consistency with the standard timepiece；
Specifically, in step 2, image processing module uses the image information of standard timepiece and n clock and watch to be tested improved
Algorithm for image enhancement carries out image enhancement processing, specifically comprises the following steps：
Step 21：It is two-dimensional function f by the image definition of the standard timepiece of image acquisition device and n clock and watch to be tested
(x, y), wherein x, y are space coordinates, and brightness adjustment is carried out to image f (x, y)：Image after brightness adjustment, r is constant；
Step 22：The intensity value ranges of above-mentioned image g (x, y) are [a, b], the intensity value ranges of image g (x, y) be extended to [c,
D], wherein a, b, c, d are constant, then the two-dimensional image function after converting is h (x, y), wherein,
；
Step 23：Increase the tonal range of image h (x, y), exponential transform, the two-dimensional image after transformation are carried out to image h (x, y)
Function is p (x, y), wherein,, m, k, q are custom parameters；
Step 24：Above-mentioned image p (x, y) is filtered, filtered two-dimensional image function is q (x, y), wherein,
；
Step 25：To the gray value of image of above-mentioned image q (x, y)In low magnitude portion carry out details enhancing processing, obtain everywhere
Gray value after reason, wherein,。
Above-mentioned improved image enhancement processing algorithm can clearly, the hour hands, minute hand and the second hand that accurately identify clock and watch, to obtain
Accurate watch time information.
Specifically, by the image transmitting of the standard timepiece after image enhancement processing and clock and watch to be tested to image comparison
The image of the standard timepiece after image enhancement processing and clock and watch to be tested is compared in module, image comparison module, if
It is inconsistent, then control module control warning device alarm, while n clock and watch to be tested is controlled to be adjusted to the time and standard timepiece
Time consistency.
It should be noted last that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted.Although ginseng
The present invention is described in detail according to embodiment, it will be understood by those of ordinary skill in the art that, to the technical side of the present invention
Case is modified or replaced equivalently, and without departure from the spirit and scope of technical solution of the present invention, should all be covered in the present invention
Right in.
Claims (2)
1. a kind of clock and watch performance online test method, which is characterized in that clock and watch Online Transaction Processing includes standard timepiece, a n
A clock and watch to be tested, image collecting device, warning device and central processing unit, n are the positive integer more than 1, wherein, institute
It states central control unit and includes image processing module, image comparison module and control module, it is described image processing module, described
Image comparison module, the warning device and the control module are sequentially connected, described image harvester and described image
Processing module connects, and the control module connects respectively with the clock and watch to be tested, the warning device, which is characterized in that institute
Clock and watch performance online test method is stated to include the following steps：
Step 1：The standard timepiece with the n clock and watch to be tested is connected, makes the standard timepiece and n a described to be tested
Clock and watch connect one to one respectively with n+1 described image harvester；
Step 2：The image information of the standard timepiece and the clock and watch to be tested is acquired using described image harvester, and will
Described image information is transmitted to described image processing module；
Step 3：It will pass through described image treated the standard timepiece and described to be tested using described image processing module
The image transmitting of clock and watch is to described image contrast module, and described image contrast module is to by described image treated the mark
The image of quasi- clock and watch and the clock and watch to be tested is compared, and obtains comparison result；
Step 4：If the comparison result is by described image treated the standard timepiece and the clock and watch to be tested
Image is consistent, then return to step 2, if comparison result is by described image treated the standard timepiece and described to be tested
The image of clock and watch is inconsistent, then the control module controls the warning device alarm, while controls the n clock and watch to be tested
Time is adjusted to the time consistency with the standard timepiece.
2. clock and watch performance online test method according to claim 1, which is characterized in that in the step 2, described image
Processing module carries out image enhancement processing to the image information of the standard timepiece and the n clock and watch to be tested, specifically includes
Following steps：
Step 21：The image definition of the standard timepiece and the n clock and watch to be tested that described image harvester is acquired
For two-dimensional function f (x, y), wherein x, y is space coordinate, and brightness adjustment is carried out to image f (x, y)：Image after brightness adjustment, r is constant；
Step 22：The intensity value ranges of above-mentioned image g (x, y) are [a, b], the intensity value ranges of image g (x, y) be extended to [c,
D], wherein a, b, c, d are constant, then the two-dimensional image function after converting is h (x, y), wherein,
；
Step 23：Increase the tonal range of image h (x, y), exponential transform, the two-dimensional image after transformation are carried out to image h (x, y)
Function is p (x, y), wherein,
M, k, q are custom parameters；
Step 24：Above-mentioned image p (x, y) is filtered, filtered two-dimensional image function is q (x, y), wherein,
；
Step 25：To the gray value of image of above-mentioned image q (x, y)In low magnitude portion carry out details enhancing processing, obtain everywhere
Gray value after reason, wherein,。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438086.6A CN108170017A (en) | 2017-12-26 | 2017-12-26 | A kind of clock and watch performance online test method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711438086.6A CN108170017A (en) | 2017-12-26 | 2017-12-26 | A kind of clock and watch performance online test method |
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| CN108170017A true CN108170017A (en) | 2018-06-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109240069A (en) * | 2018-08-14 | 2019-01-18 | 福建易美特电子科技有限公司 | Liquid crystal display clock and watch class production automatic checkout system |
| CN110940270A (en) * | 2019-10-30 | 2020-03-31 | 深圳市凯中精密技术股份有限公司 | Position degree detection method and detection device |
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| CN105550689A (en) * | 2015-12-04 | 2016-05-04 | 联想(北京)有限公司 | Information processing method, first electronic equipment and second electronic equipment |
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Patent Citations (6)
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|---|---|---|---|---|
| CN1701283A (en) * | 2003-07-04 | 2005-11-23 | 精工爱普生株式会社 | Time adjustment system, time adjustment indicating device, pointer watch, and time adjustment method |
| CN103116756A (en) * | 2013-01-23 | 2013-05-22 | 北京工商大学 | Face detecting and tracking method and device |
| CN104345635A (en) * | 2013-08-06 | 2015-02-11 | 徐家品 | Multimedia simulation electronic clock |
| CN104503220A (en) * | 2014-11-18 | 2015-04-08 | 深圳市金立通信设备有限公司 | Terminal, clock and clock calibration system |
| CN105550689A (en) * | 2015-12-04 | 2016-05-04 | 联想(北京)有限公司 | Information processing method, first electronic equipment and second electronic equipment |
| CN205384454U (en) * | 2016-02-29 | 2016-07-13 | 仇磊 | Intelligence analog -type quartz crystal watch time calibration system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109240069A (en) * | 2018-08-14 | 2019-01-18 | 福建易美特电子科技有限公司 | Liquid crystal display clock and watch class production automatic checkout system |
| CN110940270A (en) * | 2019-10-30 | 2020-03-31 | 深圳市凯中精密技术股份有限公司 | Position degree detection method and detection device |
| CN110940270B (en) * | 2019-10-30 | 2022-04-12 | 深圳市凯中精密技术股份有限公司 | Detection method and detection device for connector PIN position degree |
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Application publication date: 20180615 |