CN106409265A - Method for adjusting aberration of display - Google Patents
Method for adjusting aberration of display Download PDFInfo
- Publication number
- CN106409265A CN106409265A CN201611145768.3A CN201611145768A CN106409265A CN 106409265 A CN106409265 A CN 106409265A CN 201611145768 A CN201611145768 A CN 201611145768A CN 106409265 A CN106409265 A CN 106409265A
- Authority
- CN
- China
- Prior art keywords
- value
- rgb
- target
- voltage
- actual
- 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
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The invention relates to a method for adjusting aberration of a display. The method comprises color coordinates of reference points as well as reference RGB voltage values corresponding to the reference points in luminance values are obtained, and each RGB voltage value includes voltage components corresponding to red, green and blue; according to the practical color coordinate and practical luminance value of a node to be adjusted, a practical RGB value is obtained; a target color coordinate and a target luminance value are set, and a target RGB value is obtained according to the target color coordinate and the target luminance value; the reference RGB voltage value corresponding to a reference point which is closes to the target color coordinate and the target luminance value is selected; and the practical RGB value is adjusted by taking the selected reference RGB voltage value as reference and the target RGB value as target. The method for adjusting aberration of the display can improve the adjustment efficiency.
Description
Technical field
The present invention relates to LCD Technology field, particularly to a kind of method of adjustment display aberration.
Background technology
With scientific and technological development, mobile phone, television screen, to LCDs, particularly make to OLED LCDs
Expenditure is increasingly come, thus people propose higher and higher requirement to the display effect of liquid crystal display.Especially it is desirable to true
The color of real image can be reflected on a liquid crystal display exactly, that is, require in LCDs generate image with
Seen by human eye, the aberration between true picture is less.The image generating in LCDs and true picture seen by human eye
Between aberration less, the display effect of LCDs is better.
Aberration between true picture seen by the image generating on a liquid crystal display and human eye can be white by adjusting
Balance is reduced, but the regulation of the white balance to liquid crystal display for the prior art is less efficient, and adjustment display aberration needs
Longer time to be expended.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of method of adjustment display aberration, to improve regulation efficiency.
For solving the above problems, technical scheme provides a kind of method of adjustment display aberration, including：Obtain
The chromaticity coordinates of reference point, and reference point corresponding some reference RGB magnitudes of voltage, described RGB magnitude of voltage under some brightness values
Including RGB corresponding three component of voltages respectively；Actual color coordinate according to a point to be regulated and intrinsic brilliance value, obtain
Actual rgb value；Target setting chromaticity coordinates and target brightness value, and obtain target rgb value according to target color coordinates and brightness value；Choosing
Take and the reference RGB magnitude of voltage corresponding to target color coordinates and the immediate reference point of target brightness value；With the described ginseng chosen
On the basis of examining RGB magnitude of voltage, with target rgb value as target, actual rgb value is adjusted.
Optionally, obtain reference point corresponding some methods with reference to RGB magnitude of voltage under some brightness values to include：Set
Some reference brightness values；With the first brightness value in described some reference brightness values as target, the RGB magnitude of voltage of reference point is entered
Row is adjusted, and obtains the first brightness value corresponding first with reference to RGB magnitude of voltage；With in described some reference brightness values with the first brightness
Being worth immediate second brightness value is target, the RGB magnitude of voltage on the basis of the described first reference RGB magnitude of voltage, to reference point
It is adjusted, obtain the second brightness value corresponding second with reference to RGB magnitude of voltage；It is repeated in above-mentioned steps, until obtaining this ginseng
Examination point corresponding all reference RGB magnitudes of voltage under all reference brightness values.
Optionally, described some reference brightness value scopes are 10nit～1500nit.
Optionally, on the basis of the described reference RGB magnitude of voltage chosen, with target rgb value as target, to actual rgb value
The method being adjusted includes：Three target component values difference by three actual component values of actual rgb value and target rgb value
It is compared；If actual component value is worth little than target component, increase the corresponding component of voltage value of this actual component value；If actual
Component value is bigger than target component value, then reduce the corresponding component of voltage value of this actual component value.
Optionally, described component of voltage value is progressively adjusted with a fixing step value.
Optionally, described step value scope is 0.005V～0.02V.
Optionally, the actual color coordinate according to a point to be regulated and intrinsic brilliance value, obtain the method bag of actual rgb value
Include：Obtain the actual color coordinate of a point to be regulated and the analogue signal of intrinsic brilliance value；Described analogue signal is converted to numeral
Signal；Described digital signal is carried out separate to obtain the actual rgb value including red-green-blue component signal.
The method of above-mentioned adjustment display aberration can when the actual rgb value treating point of adjustment is adjusted, select with
Reference RGB magnitude of voltage corresponding to the immediate reference point of target color coordinates, brightness value is reference, on this basis to reality
RGB magnitude of voltage is adjusted, and can significantly save adjustment time, improves and adjusts efficiency.
Brief description
Fig. 1 is the schematic flow sheet of the method for adjustment display aberration of the embodiment of the invention；
Fig. 2 be the embodiment of the invention adjustment display aberration method in actual rgb value is adjusted
Method flow schematic diagram.
Specific embodiment
The specific embodiment below in conjunction with the accompanying drawings present invention being provided elaborates.
A kind of schematic flow sheet of the method for adjustment display aberration that Fig. 1 provides for the embodiment of the invention,
The method of described adjustment display aberration, including：
Step S101：Obtain chromaticity coordinates and reference point corresponding some references under some brightness values of some reference points
RGB magnitude of voltage, described RGB magnitude of voltage includes RGB corresponding three component of voltages respectively.
Described reference point can be color dot or white balance point.Obtain reference point corresponding under some brightness values
Some methods with reference to RGB magnitude of voltage include：Set some reference brightness values；Bright with first in described some reference brightness values
Angle value is target, and the RGB magnitude of voltage of reference point is adjusted, and obtains the first brightness value corresponding first with reference to RGB magnitude of voltage；
With in described some reference brightness values, second brightness value immediate with the first brightness value be as target, with described first with reference to RGB
On the basis of magnitude of voltage, the RGB magnitude of voltage of reference point is adjusted, obtains the second brightness value corresponding second with reference to RGB voltage
Value；It is repeated in above-mentioned steps, until obtaining this reference point corresponding all reference RGB voltages under all reference brightness values
Value.
In a specific embodiment of the present invention, select a white balance point as a reference point, described white balance point
Coordinate be x=0.310；Y=0.330；Brightness can arbitrarily be arranged, and usual maximum is in below 1500nit.With 10nit it is
Minimum luminance value, 1500nit be maximum brightness value, 10nit be step value, set 150 reference brightness values, respectively with this 150
Individual reference brightness value is target, is adjusted, with 150 reference brightness values of winner corresponding 150 reference RGB voltages respectively
Value.First, with 10nit for brightness regulation target, due to adjusting for first time, so it will usually spending longer time, about
70s about, obtain 10nit corresponding reference RGB magnitude of voltage；Follow-up with 20nit for target adjusts when, with described 10nit correspondence
Reference RGB magnitude of voltage be reference value, on this basis RGB magnitude of voltage is adjusted, it will significantly reduce regulating time,
About 2s about can complete.By that analogy, obtain this reference RGB electricity corresponding to corresponding reference brightness value of reference point chromaticity coordinates
The time of pressure value was not over 10 minutes.Subsequently carry out white balance adjusting with reference to RGB magnitude of voltage as reference value using described, will be big
Reduce greatly the time of regulation.
This reference point can also be obtained using said method for other reference points corresponding under all reference brightness values
All reference RGB magnitudes of voltage, more with reference to point selection, the reference RGB magnitude of voltage of acquisition is more, the effect of follow-up white balance adjusting
Rate is higher.
When the little multiple LCDs of body difference being shielded for multiple display being adjusted, ginseng can be obtained in advance
Examination point and with reference to RGB magnitude of voltage, when being subsequently adjusted to all LCDs, all can using same reference point and
With reference to RGB magnitude of voltage, such that it is able to improve efficiency, save the time.
Step S102：Actual color coordinate according to a point to be regulated and intrinsic brilliance value, obtain actual rgb value.Described RGB
Value includes RGB respectively corresponding three components, each components range from 0,1 up to 255, totally 256 grades.
After LCDs start, can by optical testing instrument obtain described point to be regulated actual color coordinate and
Intrinsic brilliance value.In a specific embodiment of the present invention, the actual color coordinate according to a point to be regulated and intrinsic brilliance
Value, the method obtaining actual rgb value includes：Obtain the actual color coordinate of a point to be regulated and the analogue signal of intrinsic brilliance value；
Described analogue signal is converted to digital signal；Described digital signal is carried out separate to obtain including red-green-blue component
The actual rgb value of signal.
In other specific embodiments of the present invention, other the calculating sides that can be known using those skilled in the art
Formula, changes to the actual color coordinate and intrinsic brilliance value signal of described point to be regulated, obtains actual rgb value.Described reality
Rgb value is determined by RGB magnitude of voltage, and that is, three components of the RGB of rgb value are respectively by the electricity of the redgreenblue lamp of RGB magnitude of voltage
Pressure value determines, such that it is able to adjust actual rgb value by adjusting described actual RGB magnitude of voltage.
Step S103：Target setting chromaticity coordinates and brightness value simultaneously obtain target rgb value according to target color coordinates and brightness value.
Set target color coordinates and the brightness value of this point to be regulated, and the conversion according to chromaticity coordinates and brightness value and rgb value
Formula, obtains the target rgb value of point to be regulated.
Step S104：Choose and the reference RGB magnitude of voltage corresponding to target color coordinates and the immediate reference point of brightness value.
The chromaticity coordinates of all reference points and target color coordinates are compared, obtain and the immediate reference of target color coordinates
Point；Then select this reference point to be the reference RGB magnitude of voltage under the immediate brightness value of target brightness value, adjust as follow-up
The reference voltage level of actual RBG value.
Step S105：On the basis of the described reference RGB magnitude of voltage chosen, with target rgb value as target, to actual RGB
Value is adjusted.
Refer to Fig. 2, in a specific embodiment of the present invention, with the described reference RGB magnitude of voltage of selection as base
Standard, with target rgb value as target, the method that actual rgb value is adjusted includes：Step S201：By actual rgb value three
Actual component value is compared respectively with three target component values of target rgb value；Step S202：If actual component value compares target
Component value is little, then increase the corresponding component of voltage value of this actual component value；Step S203：If actual component value is than target component value
Greatly, then reduce the corresponding component of voltage value of this actual component value.
In a specific embodiment of the present invention, described component of voltage value is progressively adjusted with a fixing step value,
Described step value is too small, and regulating time can be led to long, and cover value excessive can lead to adjust error excessive.The present invention's
In one specific embodiment, described step value scope is 0.005V～0.02V it is preferred that described step value can be
0.01V.
In a specific embodiment of the present invention, the color conditioning method of above-mentioned LCDs can be able to be answered
For, in AWB software, described AWB software can test single or multiple OLED screen in order successively, often
Individual OLED screen needs the picture cut can arrange according to demand, but at most can arrange and once cut 20 test pictures, often
Individual picture all has three kinds of modes：Voltage, brightness and do not enable.When for " voltage ", during actual image switching, according to setting
RBG magnitude of voltage is to OLED screen input power, the then brightness of test OLED screen and chromaticity coordinates；When for " brightness ", will be using upper
The color conditioning method stating LCDs carries out the adjustment of corresponding bright；When for " not enabling ", do not enable this picture.When
When one " not enabling " state occurs, corresponding picture and subsequent pic all can not process.
The method of above-mentioned adjustment display aberration, obtains the corresponding brightness value of chromaticity coordinates of reference point first, and this brightness
Value corresponding reference RGB voltage, when the actual rgb value treating point of adjustment is adjusted, selects and target color coordinates, brightness value
Reference RGB magnitude of voltage corresponding to immediate reference point is reference, on this basis actual RGB magnitude of voltage is adjusted,
Adjustment time can significantly be saved, generally 1～3s about.
The above is only the preferred embodiment of the present invention it is noted that ordinary skill people for the art
Member, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (7)
1. a kind of method of adjustment display aberration is it is characterised in that include：
Obtain the chromaticity coordinates of reference point, and reference point corresponding some reference RGB magnitudes of voltage under some brightness values, described
RGB magnitude of voltage includes RGB corresponding three component of voltages respectively；
Actual color coordinate according to a point to be regulated and intrinsic brilliance value, obtain actual rgb value；
Target setting chromaticity coordinates and target brightness value, and obtain target rgb value according to target color coordinates and brightness value；
Choose and the reference RGB magnitude of voltage corresponding to target color coordinates and the immediate reference point of target brightness value；
On the basis of the described reference RGB magnitude of voltage chosen, with target rgb value as target, actual rgb value is adjusted.
If 2. the method for adjustment display aberration according to claim 1 is it is characterised in that obtain reference point in dry brightness
Under value, corresponding some methods with reference to RGB magnitude of voltage include：
Set some reference brightness values；
With the first brightness value in described some reference brightness values as target, the RGB magnitude of voltage of reference point is adjusted, obtains
First brightness value corresponding first is with reference to RGB magnitude of voltage；
With in described some reference brightness values, second brightness value immediate with the first brightness value be as target, with described first reference
On the basis of RGB magnitude of voltage, the RGB magnitude of voltage of reference point is adjusted, obtains the second brightness value corresponding second with reference to RGB electricity
Pressure value；
It is repeated in above-mentioned steps, until obtaining this reference point corresponding all reference RGB voltages under all reference brightness values
Value.
3. the method for adjustment display aberration according to claim 1 is it is characterised in that described some reference brightness value models
Enclose for 10nit～1500nit.
4. adjustment display aberration according to claim 1 method it is characterised in that with choose described with reference to RGB
On the basis of magnitude of voltage, with target rgb value as target, the method that actual rgb value is adjusted includes：
Three target component values of three actual component values of actual rgb value and target rgb value are compared respectively；
If actual component value is worth little than target component, increase the corresponding component of voltage value of this actual component value；
If actual component value is bigger than target component value, reduce the corresponding component of voltage value of this actual component value.
5. the method for adjustment display aberration according to claim 4 is it is characterised in that with a fixing step value progressively
Adjust described component of voltage value.
6. the method for adjustment display aberration according to claim 5 is it is characterised in that described step value scope is
0.005V～0.02V.
7. the method for adjustment display aberration according to claim 1 is it is characterised in that reality according to a point to be regulated
Chromaticity coordinates and intrinsic brilliance value, the method obtaining actual rgb value includes：The actual color coordinate and the reality that obtain a point to be regulated are bright
The analogue signal of angle value；Described analogue signal is converted to digital signal；Described digital signal is carried out separate with obtain including
The actual rgb value of red-green-blue component signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611145768.3A CN106409265B (en) | 2016-12-13 | 2016-12-13 | The method for adjusting display color difference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611145768.3A CN106409265B (en) | 2016-12-13 | 2016-12-13 | The method for adjusting display color difference |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106409265A true CN106409265A (en) | 2017-02-15 |
| CN106409265B CN106409265B (en) | 2019-03-29 |
Family
ID=58085368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611145768.3A Expired - Fee Related CN106409265B (en) | 2016-12-13 | 2016-12-13 | The method for adjusting display color difference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106409265B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107167995A (en) * | 2017-04-26 | 2017-09-15 | 苏州佳世达光电有限公司 | Lamp source color degree compensating process and use its projection arrangement |
| CN109493830A (en) * | 2019-01-18 | 2019-03-19 | 合肥惠科金扬科技有限公司 | A kind of adjusting method of display panel, regulating system and display device |
| CN111653244A (en) * | 2020-06-30 | 2020-09-11 | 京东方科技集团股份有限公司 | Brightness adjusting method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030030754A1 (en) * | 2001-06-06 | 2003-02-13 | Nec Corporation | Color correcting parameter calculator, image color correcting device, method of calculating color correcting parameters, and program therefor |
| CN101471045A (en) * | 2007-12-27 | 2009-07-01 | 奇景光电股份有限公司 | Method for regulating gamma comparison table through gamma curve and color temperature curve |
| CN104113751A (en) * | 2013-04-16 | 2014-10-22 | 纬创资通股份有限公司 | display parameter adjusting method and system |
| CN104464685A (en) * | 2014-12-23 | 2015-03-25 | 厦门天马微电子有限公司 | Method and device for adjusting gray level transition and color of display device |
| CN104505054A (en) * | 2014-12-31 | 2015-04-08 | 厦门天马微电子有限公司 | Method for adjusting gray-scale transition and color of display device |
| CN205282055U (en) * | 2015-12-18 | 2016-06-01 | 上海天马有机发光显示技术有限公司 | Display panel and colour control equipment thereof |
-
2016
- 2016-12-13 CN CN201611145768.3A patent/CN106409265B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030030754A1 (en) * | 2001-06-06 | 2003-02-13 | Nec Corporation | Color correcting parameter calculator, image color correcting device, method of calculating color correcting parameters, and program therefor |
| CN101471045A (en) * | 2007-12-27 | 2009-07-01 | 奇景光电股份有限公司 | Method for regulating gamma comparison table through gamma curve and color temperature curve |
| CN104113751A (en) * | 2013-04-16 | 2014-10-22 | 纬创资通股份有限公司 | display parameter adjusting method and system |
| CN104464685A (en) * | 2014-12-23 | 2015-03-25 | 厦门天马微电子有限公司 | Method and device for adjusting gray level transition and color of display device |
| CN104505054A (en) * | 2014-12-31 | 2015-04-08 | 厦门天马微电子有限公司 | Method for adjusting gray-scale transition and color of display device |
| CN205282055U (en) * | 2015-12-18 | 2016-06-01 | 上海天马有机发光显示技术有限公司 | Display panel and colour control equipment thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107167995A (en) * | 2017-04-26 | 2017-09-15 | 苏州佳世达光电有限公司 | Lamp source color degree compensating process and use its projection arrangement |
| CN107167995B (en) * | 2017-04-26 | 2019-12-17 | 苏州佳世达光电有限公司 | Lamp source chromaticity compensation method and projection device using same |
| CN109493830A (en) * | 2019-01-18 | 2019-03-19 | 合肥惠科金扬科技有限公司 | A kind of adjusting method of display panel, regulating system and display device |
| CN111653244A (en) * | 2020-06-30 | 2020-09-11 | 京东方科技集团股份有限公司 | Brightness adjusting method |
| CN111653244B (en) * | 2020-06-30 | 2021-11-30 | 京东方科技集团股份有限公司 | Brightness adjusting method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106409265B (en) | 2019-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105259687B (en) | A kind of the picture uniformity adjusting method and system of liquid crystal display | |
| US8497872B2 (en) | White balance correction method | |
| US8294827B2 (en) | White balance correction method | |
| CN104240674B (en) | A kind of method regulating display unit and a kind of electronic equipment | |
| CN106023929B (en) | The white balance adjustment method and its system of display device | |
| CN105869567B (en) | gamma curve adjusting method, device and display device | |
| CN103792704A (en) | Testing device, method of testing device, display device and display method of display device | |
| CN109166559A (en) | The gamma value adjustment method and device of display panel | |
| CN101290755A (en) | Display apparatus and color data processing method thereof | |
| CN108039143A (en) | A kind of method and device of gamma circuit adjustment | |
| WO2019119587A1 (en) | Method for driving display device and display device | |
| WO2018113051A1 (en) | Method and device for driving display panel | |
| CN105282531A (en) | Low grayscale white balance control method and device | |
| CN104200791A (en) | Fast adaptive white balance correction method | |
| CN106409265A (en) | Method for adjusting aberration of display | |
| CN107728377A (en) | The control method of backlight module and display | |
| US10332461B2 (en) | Grayscale voltage debugging method and device, and display device | |
| CN105898252A (en) | Television color adjustment method and device | |
| CN107039007A (en) | A kind of method and device of backlight illumination adjustment | |
| CN106782347B (en) | Correct the method and device of LED backlight display white point | |
| CN109509457B (en) | Display mode setting method of liquid crystal panel and liquid crystal panel | |
| US20130155120A1 (en) | Color Adjustment Device, Method for Adjusting Color, and Display for the Same | |
| US20140333654A1 (en) | Image color adjusting method and electronic device using the same | |
| CN101873504A (en) | Method for correcting automatic white balance | |
| CN103426393B (en) | Display device color correcting 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20191213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |