CN104159102A - Detection method and detection device for gray-scale pictures - Google Patents
Detection method and detection device for gray-scale pictures Download PDFInfo
- Publication number
- CN104159102A CN104159102A CN201410387161.0A CN201410387161A CN104159102A CN 104159102 A CN104159102 A CN 104159102A CN 201410387161 A CN201410387161 A CN 201410387161A CN 104159102 A CN104159102 A CN 104159102A
- Authority
- CN
- China
- Prior art keywords
- grey menu
- grey
- menu
- picture
- gtg
- 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
Abstract
The invention provides a detection method and a detection device for gray-scale pictures of an electronic device. The method comprises the following steps: a standard detection picture is input to the electronic device, wherein the standard detection picture is provided with a standard gray-scale level; according to the signals of the standard detection picture, the gray-scale pictures are generated on an imaging screen of the electronic device, wherein the gray-scale pictures are divided into a plurality of gray-scale ranges according to the degree of gray-scale brightness and darkness; the gray-scale pictures on the imaging screen are respectively collected under a plurality of shooting conditions, wherein the shooting conditions are set respectively according to whether the gray-scale pictures collected in the gray-scale ranges are clearest or not; the collected gray-scale pictures are composed; a first gray-scale level of each composed gray-scale picture is compared with the standard gray-scale level; whether the image display quality of the electronic device is qualified or not is judged according to a comparison result. The detection method and the detection device for the gray-scale picture improve the detection accuracy and the detection efficiency.
Description
Technical field
The present invention relates to a kind of grey menu detection method and checkout gear, relate in particular to a kind of grey menu detection method and checkout gear that can judge voluntarily picture disply quality.
Background technology
In the production process of electronic installation, need to detect the picture disply quality of electronic installation, the enterprise of most is all by artificial method, to carry out the picture disply quality of detection. electronics when producing electronic installation, normally the projected picture of electronic installation is transferred to some specific pictures, by naked eyes, judge that whether clear the level of this picture GTG cut apart, with readability, judge that whether picture is good.
But the method for artificial judgment exists subjective and there is no the problem of consistent standard, also easily occurs erroneous judgement simultaneously, and visual inspection overlong time, causes the reduction of production efficiency.
Summary of the invention
Therefore, one of object of the present invention is to provide a kind of electronic installation grey menu detection method and checkout gear, to solve the technical problem of the strong and visual inspection overlong time of existing manual detection method subjectivity etc.
The grey menu detection method that the invention provides a kind of electronic installation, comprises following steps: standard detection picture is inputed to this electronic installation, and wherein this standard detection picture has standard GTG exponent number; According to the signal of this standard detection picture, this electronic installation produces grey menu on its imaging screen, and wherein this grey menu is divided into a plurality of grey-scale range according to the bright dark degree of GTG; Under a plurality of shooting conditions, gather respectively the grey menu on this imaging screen, whether the grey menu that wherein setting of the plurality of shooting condition collects according to the plurality of grey-scale range is respectively the most clear; A plurality of grey menu that collect are synthetic; And the first GTG exponent number of this synthetic grey menu and this standard GTG exponent number are compared, and judge that according to comparison result whether the picture disply quality of this electronic installation is qualified.
As further alternative technical scheme, before the input step of this standard detection picture, also comprise the step of the signal that produces this standard detection picture.
As further alternative technical scheme, the grey menu being shown on this imaging screen has a plurality of grey-scale range, obtaining of this grey menu comprises that the picture that gathers each grey-scale range obtains a plurality of grey menu, and synthetic these a plurality of grey menu obtain synthetic grey menu.
As further alternative technical scheme, these a plurality of grey menu have respectively the different time for exposure.
As further alternative technical scheme, comparing of the obtaining step of grey menu and GTG exponent number, between step, also comprise obtaining of GTG exponent number.
As further alternative technical scheme, the number that the GTG exponent number of this grey menu is the plurality of regions that is divided in this grey menu, wherein the difference of the GTG value of the adjacent area in this plurality of regions is predetermined step value.
The present invention also provides a kind of grey menu checkout gear, and this device comprises: vision signal generating means, and in order to produce the signal of standard detection picture, wherein this standard detection picture has standard GTG exponent number; Electronic installation, this vision signal generating means of electric property coupling, this electronic installation is in order to receive this signal of this standard detection picture and to produce grey menu according to this signal; Imaging screen, in order to this grey menu is imaged on this imaging screen, wherein this grey menu is divided into a plurality of grey-scale range according to the bright dark degree of GTG; Image acquiring device, in order to gather respectively the grey menu on this imaging screen under a plurality of shooting conditions, wherein the setting of the plurality of shooting condition is whether the grey menu that the plurality of grey-scale range of foundation collects is respectively the most clear; And processing unit, this image acquiring device of electric property coupling, this processing unit is synthetic by a plurality of grey menu that gather, and the standard GTG exponent number of the first GTG exponent number of this synthetic grey menu and this standard detection picture is compared, according to comparison result, judge that whether the picture disply quality of this electronic installation is qualified.
As further alternative technical scheme, the grey menu being shown on this imaging screen has a plurality of grey-scale range, obtaining of this grey menu comprises that the picture that gathers each grey-scale range obtains a plurality of grey menu, and synthetic these a plurality of grey menu obtain synthetic grey menu.
As further alternative technical scheme, these a plurality of grey menu have respectively the different time for exposure.
As further alternative technical scheme, the number that the GTG exponent number of this grey menu is the plurality of regions that is divided in this grey menu, wherein the difference of the GTG value of the adjacent area in this plurality of regions is predetermined step value.
Compared with prior art, the grey menu that the present invention produces electronic installation by processing unit is carried out obtaining and comparing of GTG exponent number, has improved the accuracy detecting and has improved detection efficiency.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the grey menu checkout gear of one embodiment of the invention;
Fig. 2 is dark rank grey menu schematic diagram in one embodiment of the invention;
Fig. 3 is bright rank grey menu schematic diagram in one embodiment of the invention;
Fig. 4 is the schematic diagram of synthetic grey menu in one embodiment of the invention;
Fig. 5 is the schematic diagram of one embodiment of the invention Plays grey menu.
Embodiment
For making that object of the present invention, structure, feature and function thereof are had to further understanding, hereby coordinate embodiment to be described in detail as follows.
Please refer to Fig. 1, the schematic diagram of the grey menu checkout gear that Fig. 1 is one embodiment of the invention.In the present embodiment, GTG checkout gear 100 comprises vision signal generating means 10, electronic installation 20, imaging screen 30, image acquiring device 40 and processing unit 50.Vision signal generating means 10 is in order to produce the signal of standard detection picture, and wherein standard detection picture has standard GTG exponent number.Electronic installation 20 can be projection arrangement or display unit, and imaging screen 30 can be the display screen of curtain or display unit accordingly, and in the present embodiment, electronic installation 20 be take projection arrangement as example, and imaging screen 30 be take accordingly curtain and described as example.But be not limited to this, electronic installation 20 can also be other electronic installation with menu display function.Electronic installation 20 electric property coupling vision signal generating meanss 10, electronic installation 20 is in order to receive the signal of above-mentioned generation standard detection picture and to produce grey menu according to described signal, imaging screen 30 is in order to image in grey menu on imaging screen 30, and wherein grey menu is to be divided into a plurality of grey-scale range according to the bright dark degree of GTG.Image acquiring device 40 in order to gather respectively the grey menu on imaging screen 30 under a plurality of shooting conditions, the setting of wherein said a plurality of shooting conditions is whether the grey menu collecting according to above-mentioned a plurality of grey-scale range is respectively the most clear, image acquiring device 40 can be for example camera, but is not limited to this.Processing unit 50 electric property coupling image acquiring devices 40, processing unit 50 is synthetic by a plurality of grey menu that gather, and according to the first GTG exponent number N1 of above-mentioned grey menu calculating grey menu, and the standard GTG exponent number N of the first GTG exponent number N1 and standard detection picture is compared, according to comparison result, judge that whether the picture disply quality of electronic installation 20 is qualified.
The present invention also provides a kind of and utilizes above-mentioned grey menu checkout gear to carry out the method for grey menu detection, and the method specifically comprises the following steps:
S1, the signal of generation standard detection picture.
Vision signal generating means 10 produces the signal of its corresponding standard detection picture according to electronic installation 20 types to be detected or performance parameter etc.
S2, the input of standard detection picture.
Vision signal generating means 10 inputs to electronic installation 20 by the signal of the standard detection picture of generation, and such as by the signal input value projection arrangement of standard detection picture or display unit etc., wherein standard detection picture has standard GTG exponent number.
S3, the generation of grey menu.
Electronic installation 20 produces grey menu according to the signal of the standard detection picture receiving, and be shown on imaging screen 30, for example grey menu can be shown on the display screen of curtain or display unit, wherein grey menu is divided into a plurality of grey-scale range according to the bright dark degree of GTG.
S4, the obtaining of grey menu.
By image acquiring device 40, under a plurality of shooting conditions, gathered respectively the grey menu on imaging screen 30, whether the grey menu that wherein setting of a plurality of shooting conditions collects according to a plurality of grey-scale range is respectively the most clear.The image acquiring device 40 generally using is for example camera, its configuration is generally lower, and grey menu has a plurality of grey-scale range conventionally, general camera is difficult to once to take each grey-scale range being about in grey menu and clearly shows, while therefore gathering grey menu, only gather a meeting at every turn and cause the distortion of grey menu to be measured, and then cause and detect error; And the raising of using the higher image acquiring device 40 of configuration can bring production cost.In one embodiment of the invention, for taking into account the accuracy of production cost and detection, the present invention adopts the method that gathers respectively the grey menu on imaging screen under a plurality of shooting conditions to overcome this technical problem, particularly, image acquiring device 40 can capture respectively picture for grey-scale range different in grey menu, and guarantees that this grey menu is for the most clear when the grey menu of the arbitrary grey-scale range of acquisition; The picture that gathers each grey-scale range obtains a plurality of grey menu, and the synthetic grey menu of synthetic a plurality of grey menu acquisitions, carries out GTG detection, to improve the accuracy of detection to synthesize grey menu.
As shown in Figures 2 to 4, Fig. 2 is dark rank grey menu schematic diagram in one embodiment of the invention; Fig. 3 is bright rank grey menu schematic diagram in one embodiment of the invention; Fig. 4 is the schematic diagram of synthetic grey menu in one embodiment of the invention.In the present embodiment, grey menu is divided into two, Yu Liang rank, dark rank grey-scale range, picture for dark rank gathers, obtain the grey menu P1 of figure as shown in 2, comparatively clear for the picture disply on the dark rank that make to obtain, conventionally require the time for exposure of image acquiring device 40 longer, picture for bright rank gathers again, can obtain grey menu P2 as shown in Figure 3, and now in order to make the comparatively clear of picture disply on the bright rank of acquisition require the time for exposure of image acquiring device 40 shorter, again above-mentioned grey menu P1 and grey menu P2 are synthesized to a synthetic grey menu P as shown in Figure 4 afterwards.
In the present embodiment, only the grey menu on imaging screen 30 is divided into two, He An rank, bright rank grey-scale range, gather respectively grey menu P1 again and grey menu P2 synthesizes, in other embodiment, grey menu on imaging screen 30 can be divided into three or three above grey-scale range, obtain three or more grey menu, synthesize afterwards and obtain synthetic grey menu, the situations such as size of the size of the grey-scale range comparatively clearly that can obtain depending on image acquiring device 40 single shot during practical operation and the grey-scale range of the grey menu on imaging screen 30.
In a specific embodiment, the time for exposure of setting image acquiring device 40 can obtain the grey menu comparatively clearly of a certain grey-scale range, and therefore a plurality of grey menu have respectively the different time for exposure.
In a specific embodiment, the method for synthetic a plurality of grey menu be according to picture composite software by a plurality of grey menu overlapping be that a grey menu obtains synthetic grey menu, as grey menu P1 and grey menu P2 is overlapping for synthesizing grey menu P.In other embodiment, the method for synthetic grey menu is not limited to this, and those skilled in the art can select synthetic method according to actual needs.
S5, the obtaining of the GTG exponent number of grey menu.
Because the grey menu that projector's projection goes out is larger; conventionally grey menu P1 comprises two parts, as shown in Figure 2, is respectively the first half A and the latter half B; the first half A increases gradually along direction of arrow brightness in figure, and the latter half B reduces gradually along direction of arrow brightness in figure.So can avoid only having A part picture, also be that whole grey menu can only present left dark right bright feature, the problem that can not present completely and detect for the dark feature in the bright right side, a left side, and by whole for grey menu A, B two parts carry out picture and present and detect, can better reach test effect, and then quality that can improving product.The first half A of grey menu P1 and the latter half B are divided into respectively to plurality of regions, and the difference of the GTG value in adjacent two regions is predetermined step value, as shown in the first half A, when the GTG step value of relative its adjacent region A1 of region A3 surpasses certain threshold value, think that region A3 opposed area A1 is new single order, similarly, region A5 opposed area A3 is new single order, region A2 opposed area A4 is new single order, the difference that is the GTG value in adjacent two regions is predetermined step value, therefore the GTG exponent number of grey menu P1 equals the number of the plurality of regions of above-mentioned division.Region A1Yu region A2 has relatively large area as seen from Figure 2, area is relatively little for regional between the A2 of A1Yu region, region, this is caused by the picture disply quality of electronic installation 20 and the joint effect of the time for exposure of image acquiring device 40, due to region, A1 is darker, and region A2 is brighter, therefore the gray scale variation in these two regions is little, so region area is just relatively large.Similarly, the latter half B also has the division of similar region.In other embodiment, whether grey menu P1 is divided into the actual needs that the first half A and the latter half B detect depending on GTG, can not divide or be divided into more parts.
In the same manner, shorter grey menu P2 of time for exposure is divided into the first half A and the latter half B, the first half A increases gradually along direction of arrow brightness in figure, and the latter half B reduces gradually along direction of arrow brightness in figure.Afterwards the first half A and the latter half B are carried out respectively to similar above-mentioned region and divide, as shown in Figure 3, thereby obtain the GTG exponent number of grey menu P2.
Profit uses the same method, and can obtain the GTG exponent number of synthetic grey menu P, i.e. the first GTG exponent number N1, as shown in Figure 4.Please refer to Fig. 5, Fig. 5 is the schematic diagram of one embodiment of the invention Plays grey menu again.Standard grey menu is still divided into the first half A and the latter half B, and the first half A increases gradually along direction of arrow brightness in figure, and the latter half B reduces gradually along direction of arrow brightness in figure, then with identical method, obtain the standard GTG exponent number N0 of the standard grey menu shown in Fig. 5.
S6, the comparison of GTG exponent number.
Synthetic the first GTG exponent number N1 of grey menu P and the standard GTG exponent number N0 of standard detection picture are compared.The first GTG exponent number N1 is consistent with standard GTG exponent number N0, judges that the picture disply of electronic installation 20 is up-to-standard; If the first GTG exponent number N1 and standard GTG exponent number N0 are inconsistent, judge that the picture disply of electronic installation 20 is off quality.
In the present embodiment, incorporated by reference to reference to figure 4 and Fig. 5, in Fig. 4 the region of synthetic grey menu P divide with the region of Fig. 5 Plays grey menu divide except dotted line frame in figure iris out part D1 and D2 different, remainder is all identical, the first GTG exponent number N1 of the standard GTG exponent number N0 of visible standard grey menu and synthetic grey menu P is also unequal, N0 is greater than N1, so can judge that the picture disply of electronic installation 20 is off quality.In other embodiment, if the standard GTG exponent number N0 of standard grey menu equate with the first GTG exponent number N1 of synthetic grey menu P, N0 equals N1, can judge that the picture disply of electronic installation 20 is up-to-standard.
In practical operation, can also not calculate in advance the GTG exponent number of a plurality of grey menu of different exposure time, and after synthetic a plurality of grey menu, directly calculate the first GTG exponent number N1 of synthetic grey menu, thereby improve the detection efficiency of grey menu.
In sum, the grey menu that the present invention produces electronic installation by processing unit is carried out obtaining and comparing of GTG exponent number, has improved the accuracy detecting and has improved detection efficiency.
The present invention is described by above-mentioned related embodiment, yet above-described embodiment is only for implementing example of the present invention.Must be pointed out that, the embodiment having disclosed does not limit the scope of the invention.On the contrary, the change done without departing from the spirit and scope of the present invention and retouching, all belong to scope of patent protection of the present invention.
Claims (10)
1. a grey menu detection method for electronic installation, is characterized in that the method includes the steps of:
(1) standard detection picture is inputed to this electronic installation, wherein this standard detection picture has standard GTG exponent number;
(2) according to the signal of this standard detection picture, this electronic installation produces grey menu on its imaging screen, and wherein this grey menu is divided into a plurality of grey-scale range according to the bright dark degree of GTG;
(3) under a plurality of shooting conditions, gather respectively the grey menu on this imaging screen, whether the grey menu that wherein setting of the plurality of shooting condition collects according to the plurality of grey-scale range is respectively the most clear;
(4) a plurality of grey menu that collect are synthetic; And
(5) the first GTG exponent number of this synthetic grey menu and this standard GTG exponent number are compared, and judged that according to comparison result whether the picture disply quality of this electronic installation is qualified.
2. grey menu detection method as claimed in claim 1, is characterized in that also comprising the step of the signal that produces this standard detection picture before the input step of this standard detection picture.
3. grey menu detection method as claimed in claim 1, it is characterized in that the grey menu being shown on this imaging screen has a plurality of grey-scale range, obtaining of this grey menu comprises that the picture that gathers each grey-scale range obtains a plurality of grey menu, and synthetic these a plurality of grey menu obtain synthetic grey menu.
4. grey menu detection method as claimed in claim 3, is characterized in that these a plurality of grey menu have respectively the different time for exposure.
5. grey menu detection method as claimed in claim 1, is characterized in that between step, also comprising obtaining of GTG exponent number comparing of the obtaining step of grey menu and GTG exponent number.
6. grey menu detection method as claimed in claim 1, the number that the GTG exponent number that it is characterized in that this grey menu is the plurality of regions that is divided in this grey menu, wherein the difference of the GTG value of the adjacent area in this plurality of regions is predetermined step value.
7. a grey menu checkout gear, is characterized in that this device comprises:
Vision signal generating means, in order to produce the signal of standard detection picture, wherein this standard detection picture has standard GTG exponent number;
Electronic installation, this vision signal generating means of electric property coupling, this electronic installation is in order to receive this signal of this standard detection picture and to produce grey menu according to this signal;
Imaging screen, in order to this grey menu is imaged on this imaging screen, wherein this grey menu is divided into a plurality of grey-scale range according to the bright dark degree of GTG;
Image acquiring device, in order to gather respectively the grey menu on this imaging screen under a plurality of shooting conditions, wherein the setting of the plurality of shooting condition is whether the grey menu that the plurality of grey-scale range of foundation collects is respectively the most clear; And
Processing unit, this image acquiring device of electric property coupling, this processing unit is synthetic by a plurality of grey menu that gather, and the standard GTG exponent number of the first GTG exponent number of this synthetic grey menu and this standard detection picture is compared, according to comparison result, judge that whether the picture disply quality of this electronic installation is qualified.
8. grey menu checkout gear as claimed in claim 7, it is characterized in that the grey menu being shown on this imaging screen has a plurality of grey-scale range, obtaining of this grey menu comprises that the picture that gathers each grey-scale range obtains a plurality of grey menu, and synthetic these a plurality of grey menu obtain synthetic grey menu.
9. grey menu checkout gear as claimed in claim 8, is characterized in that these a plurality of grey menu have respectively the different time for exposure.
10. grey menu checkout gear as claimed in claim 7, the number that the GTG exponent number that it is characterized in that this grey menu is the plurality of regions that is divided in this grey menu, wherein the difference of the GTG value of the adjacent area in this plurality of regions is predetermined step value.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410387161.0A CN104159102B (en) | 2014-08-07 | 2014-08-07 | Grey menu detection method and checkout gear |
| TW104124269A TWI524308B (en) | 2014-08-07 | 2015-07-27 | Method and device for detecting grayscale image |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410387161.0A CN104159102B (en) | 2014-08-07 | 2014-08-07 | Grey menu detection method and checkout gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104159102A true CN104159102A (en) | 2014-11-19 |
| CN104159102B CN104159102B (en) | 2016-05-11 |
Family
ID=51884494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410387161.0A Active CN104159102B (en) | 2014-08-07 | 2014-08-07 | Grey menu detection method and checkout gear |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104159102B (en) |
| TW (1) | TWI524308B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104683794A (en) * | 2015-02-06 | 2015-06-03 | 四川长虹电器股份有限公司 | Television picture stability testing method |
| CN106596068A (en) * | 2016-12-20 | 2017-04-26 | 广州视源电子科技股份有限公司 | Display brightness uniformity detection method and display brightness uniformity detection device |
| CN108920007A (en) * | 2018-07-20 | 2018-11-30 | 京东方科技集团股份有限公司 | Touch-control report point threshold setting method and system |
| CN110398847A (en) * | 2019-06-27 | 2019-11-01 | 苏州佳世达电通有限公司 | The detection device and detection method of display device brightness |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101540837A (en) * | 2008-03-17 | 2009-09-23 | 鸿富锦精密工业（深圳）有限公司 | Image pick-up device and image color adjusting method thereof |
| US20100272333A1 (en) * | 2009-04-23 | 2010-10-28 | Lvmh Recherche | Method and apparatus for characterizing pigment spots |
| CN101996597A (en) * | 2009-08-18 | 2011-03-30 | 夏普株式会社 | Display device, correction system, forming device, determining device and method |
| CN102917180A (en) * | 2011-08-05 | 2013-02-06 | 佳能企业股份有限公司 | Image picking-up method and image picking-up device |
| CN203444191U (en) * | 2013-07-03 | 2014-02-19 | 佛山市进步科技有限公司 | System for automatic testing of 4K2K V-BY-ONE interface type liquid crystal display |
| CN103869511A (en) * | 2012-12-13 | 2014-06-18 | 乐金显示有限公司 | Mura detection apparatus and method of display device |
-
2014
- 2014-08-07 CN CN201410387161.0A patent/CN104159102B/en active Active
-
2015
- 2015-07-27 TW TW104124269A patent/TWI524308B/en not_active IP Right Cessation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101540837A (en) * | 2008-03-17 | 2009-09-23 | 鸿富锦精密工业（深圳）有限公司 | Image pick-up device and image color adjusting method thereof |
| US20100272333A1 (en) * | 2009-04-23 | 2010-10-28 | Lvmh Recherche | Method and apparatus for characterizing pigment spots |
| CN101996597A (en) * | 2009-08-18 | 2011-03-30 | 夏普株式会社 | Display device, correction system, forming device, determining device and method |
| CN102917180A (en) * | 2011-08-05 | 2013-02-06 | 佳能企业股份有限公司 | Image picking-up method and image picking-up device |
| CN103869511A (en) * | 2012-12-13 | 2014-06-18 | 乐金显示有限公司 | Mura detection apparatus and method of display device |
| CN203444191U (en) * | 2013-07-03 | 2014-02-19 | 佛山市进步科技有限公司 | System for automatic testing of 4K2K V-BY-ONE interface type liquid crystal display |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104683794A (en) * | 2015-02-06 | 2015-06-03 | 四川长虹电器股份有限公司 | Television picture stability testing method |
| CN106596068A (en) * | 2016-12-20 | 2017-04-26 | 广州视源电子科技股份有限公司 | Display brightness uniformity detection method and display brightness uniformity detection device |
| CN108920007A (en) * | 2018-07-20 | 2018-11-30 | 京东方科技集团股份有限公司 | Touch-control report point threshold setting method and system |
| CN108920007B (en) * | 2018-07-20 | 2021-03-12 | 京东方科技集团股份有限公司 | Touch reporting threshold setting method and system |
| CN110398847A (en) * | 2019-06-27 | 2019-11-01 | 苏州佳世达电通有限公司 | The detection device and detection method of display device brightness |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI524308B (en) | 2016-03-01 |
| CN104159102B (en) | 2016-05-11 |
| TW201606707A (en) | 2016-02-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6156163B2 (en) | Image processing apparatus and image processing method | |
| CN103471512B (en) | A kind of glass plate width detecting system based on machine vision | |
| US9501828B2 (en) | Image capturing device, image capturing device control method, and program | |
| CN103026720A (en) | Optical self-diagnosis of a stereoscopic camera system | |
| EP3248374A1 (en) | Method and apparatus for multiple technology depth map acquisition and fusion | |
| JP4839183B2 (en) | Image processing device | |
| CN104980646A (en) | Blocking detection method and electronic apparatus | |
| CN104159102A (en) | Detection method and detection device for gray-scale pictures | |
| CN111031311B (en) | Imaging quality detection method and device, electronic equipment and readable storage medium | |
| US20230410369A1 (en) | Method and apparatus for adjusting an image acquisition apparatus, compensation method of a display panel, device and medium | |
| CN109584175B (en) | Image processing method and device | |
| CN106228517A (en) | Image collecting device image-forming component defect calibration steps | |
| CN108871185B (en) | Method, device and equipment for detecting parts and computer readable storage medium | |
| CN109949725A (en) | A kind of AOI system image grayscale standardized method and system | |
| CN105611184A (en) | White balance debugging method and debugging system of digital video device | |
| CN104243841B (en) | A kind of image processing method and device | |
| CN103856772A (en) | Method for shielding parameter calibration | |
| CN105578179A (en) | System and method for detecting display frame rate of DMD (Digital Micro-mirror Device) | |
| CN103364404A (en) | Camera detection method and camera | |
| CN116320387B (en) | Camera module detection system and detection method | |
| JP2011160223A (en) | Imaging apparatus | |
| JP5015838B2 (en) | Smoke detector | |
| CN102679905A (en) | Pixel-level self-adaptive digital optical brightness attenuation method and attenuation device | |
| JP7417426B2 (en) | Anomaly detection device and anomaly detection method | |
| JP6664078B2 (en) | Three-dimensional intrusion detection system and three-dimensional intrusion detection method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200527 Address after: 215000 south of Lianyang road and east of Chang'an Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province (Science and technology entrepreneurship Park) Patentee after: Wujiang science and Technology Pioneer Park Management Service Co.,Ltd. Address before: 215000 room 901, room 9, No. 1699, Zuchongzhi South Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Kunshan Jinma Intellectual Property Operation Co.,Ltd. Effective date of registration: 20200527 Address after: 215000 room 901, room 9, No. 1699, Zuchongzhi South Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Kunshan Jinma Intellectual Property Operation Co.,Ltd. Address before: 215011 Zhujianglu Road high tech Zone, Jiangsu, No. 169, Patentee before: Qisda Optronics (Suzhou) Co.,Ltd. |