CN1959779A - Method for preventing dent from generated on display faceplate - Google Patents
Method for preventing dent from generated on display faceplate Download PDFInfo
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- CN1959779A CN1959779A CNA2005101155655A CN200510115565A CN1959779A CN 1959779 A CN1959779 A CN 1959779A CN A2005101155655 A CNA2005101155655 A CN A2005101155655A CN 200510115565 A CN200510115565 A CN 200510115565A CN 1959779 A CN1959779 A CN 1959779A
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Abstract
A method for avoiding to generate ironed trace on display face plate includes inputting the first displacement signal to make picture displayed at display region be displaced to be the first distance towards the first direction and then inputting the second displacement signal to make picture displayed at display region be displaced to be the second distance towards the second direction for avoiding to generate ironed trace on display face plate by regulating displacement of displayed picture.
Description
Technical field
The present invention relates to a kind of method of protecting display panel, and be particularly related to a kind of method of avoiding dent from generated on display faceplate.
Background technology
In general, display device mainly comprises two big kinds, and a kind of display that is to use cathode-ray tube (CRT) (cathode ray tube), another kind then are flat-panel monitor (flat panel display).Because flat-panel monitor is compared with more power saving of cathode-ray tube display, and the volume of flat-panel monitor is also less.Therefore, in the market of display, flat-panel monitor becomes user's favorite gradually.At present more common on the market flat-panel monitor have LCD (1iquid crystal display, LCD) with plasma display (plasma display panel, PDP) etc.Therefore wherein, plasma display can be made large-area display panel, the also display interface of Chang Zuowei TV.
Yet, when plasma display shows tableaux for a long time, or in display frame, show when having the image of fixed position for a long time, may cause the dent from generated on display faceplate (burn-in defect) of plasma display, and make the display quality decline of plasma display and may cause shorten the serviceable life of plasma display.Generally speaking, want to improve the phenomenon that the viewing area produces dent, when showing tableaux for a long time in the viewing area, the complete white picture (full white) of output is to the viewing area, to change the state that display frame rests on same position on the viewing area, use the phenomenon of improving dent from generated on display faceplate.
Or improve the phenomenon of dent from generated on display faceplate in the mode of color conversion (image reverse).For example, when the shown picture of display panel is red area, by being its complementary color with the red conversion in the viewing area, that is to say and to show that red zone is converted to the zone that shows blue-green (red complementary color), avoids display frame to rest on position identical on the viewing area by this mode.
Above-mentioned two kinds of methods of improving dent from generated on display faceplate, the former can cause display frame to become complete white picture, causes the fluorescent powder in the display device to be ablated in a large number, may shorten the serviceable life of display device.Yet the latter can cause the user can't see the realistic colour of original display frame.
Summary of the invention
In view of the foregoing, purpose of the present invention just provides a kind of method of avoiding dent from generated on display faceplate, and it can prolong the serviceable life of display panel.
The present invention proposes a kind of method of avoiding dent from generated on display faceplate, and it is suitable for the shown picture in the viewing area of display panel is adjusted, and display panel has a plurality of pixel cells.The above-mentioned method of dent from generated on display faceplate of avoiding comprises the following steps.At first, export first displacement signal, it is used so that shown past first direction displacement first distance of picture in viewing area.Then, export second displacement signal, it is used so that the shown past second direction displacement second distance of picture in viewing area.
One of the present invention embodiment is described to be avoided in the method for dent from generated on display faceplate, and first direction for example is the horizontal direction of viewing area.
One of the present invention embodiment is described to be avoided in the method for dent from generated on display faceplate, and second direction for example is the vertical direction of viewing area.
The described method of avoiding dent from generated on display faceplate of one of the present invention embodiment also comprises output triple motion signal, and it is used so that shown past third direction displacement the 3rd distance of picture in viewing area.Then, export the 4th displacement signal, its with so that the shown picture in viewing area toward the four directions to displacement the 4th distance.
One of the present invention embodiment is described to be avoided in the method for dent from generated on display faceplate, and first direction for example is the left towards the viewing area, and second direction for example is the upper right side towards the viewing area.In addition, third direction for example is the left towards the viewing area, and cubic usual practice is in this way towards the lower right of viewing area.
One of the present invention embodiment is described to be avoided in the method for dent from generated on display faceplate, and first distance is the distance of at least three pixel units for example.
One of the present invention embodiment is described to be avoided in the method for dent from generated on display faceplate, and first distance for example is the distance between three to six pixel units.
One of the present invention embodiment is described to be avoided in the method for dent from generated on display faceplate, and second distance for example is the distance of at least three pixel units.
One of the present invention embodiment is described to be avoided in the method for dent from generated on display faceplate, and second distance for example is the distance between three to six pixel units.
One of the present invention embodiment is described to be avoided in the method for dent from generated on display faceplate, make the shown picture in viewing area toward first direction displacement first distance and toward time of second direction displacement second distance for example be respectively between 1 second to 255 seconds.
In sum, the method for avoiding dent from generated on display faceplate of the present invention, picture that can the viewing area is shown is done suitable displacement adjustment, avoiding dent from generated on display faceplate, and then prolongs serviceable life of display panel.
For above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 is the synoptic diagram of the Plasmia indicating panel of present embodiment.
Fig. 2 is the local enlarged diagram of the Plasmia indicating panel of present embodiment.
Fig. 3 A～3B adjusts the schematic flow sheet of display frame by the viewing area for the present invention.
Fig. 4 A～4D adjusts the schematic flow sheet of display frame by the viewing area for the present invention.
The main element description of symbols
100: display panel
102: the viewing area
103: non-display area
104: pixel cell
104a: the pixel cell in the non-display area
A: image
F1: first direction
F2: second direction
F3: third direction
F4: the four directions to
S1: first displacement signal
S2: second displacement signal
S3: triple motion signal
S4: the 4th displacement signal
T1: first distance
T2: second distance
T3: the 3rd distance
T4: the 4th distance
Embodiment
For the method for avoiding dent from generated on display faceplate of the present invention being described, hereinafter will lifting Plasmia indicating panel is example, with convenient explanation.Certainly; the method of avoiding dent from generated on display faceplate of the present invention; its range of application is not limited thereto; the person of ordinary skill in the field is behind the following embodiment of reference, when visual demand is applied to protect other to use fluorescent material to produce the display device of coloured image method of the present invention.
Fig. 1 is the synoptic diagram of the Plasmia indicating panel of present embodiment, and Fig. 2 is the local enlarged diagram of the Plasmia indicating panel of present embodiment.Please be simultaneously with reference to Fig. 1 and Fig. 2, the Plasmia indicating panel 100 of present embodiment mainly comprises viewing area 102 and a plurality of pixel cells 104 that are arranged in the viewing area 102.And generally in the non-display area 103 of display panel 100, also can be formed with pixel cell 104a.Wherein, the number of pixel cell 104 depends on the resolution requirements of viewing area 102.In the viewing area of identical size 102 times, the number of the high more then pixel cell 104 of the resolution requirements of display frame is many more.In other words, by more pixel cell 104 more careful with display frame performance.
Because after the displaying principle of Plasmia indicating panel 100 mainly is the ultraviolet ray excited color fluorescence material that is produced during by the discharge of the inert gases (Ne, He, Xe etc.) in the Plasmia indicating panel 100, make different fluorescent materials send the visible light of different wave length, to reach the purpose of display frame.When the pixel cell 104 of Plasmia indicating panel 100 is lighted when demonstrating image A for a long time, can make the fluorescent material (not shown) at display image A place because of being excited for a long time, cause fluorescent material excessively to be ablated, and then in Plasmia indicating panel 100, produce dent.
Fig. 3 A～3B is the schematic flow sheet of the picture of adjustment display panel.Please refer to Fig. 3 A, in order to improve among above-mentioned Fig. 2, Plasmia indicating panel 100 produces the situation of dent, the method of dent from generated on display faceplate of avoiding of the present invention comprises the following steps: at first, by exporting the first displacement signal S1 so that originally in Fig. 2, the display frame in the viewing area 102 toward first direction F1 displacement first apart from T1, therefore the image A in viewing area 102 can be toward first direction F1 displacement first apart from T1, and dotted line sign part is an original image A whereabouts among Fig. 3 A.Wherein, first direction F1 for example is with respect to the horizontal direction of viewing area 102 (level left or level to the right), and first for example is the distance of at least three pixel units apart from T1.In addition, viewing area 102 shown image A can be adjusted according to user's demand apart from the time of T1 toward first direction F1 displacement first, this time for example is between 1 second to 255 seconds.
Then, please refer to Fig. 3 B, export the second displacement signal S2, so that the shown image A in viewing area 102 is toward second direction F2 displacement second distance T2.Above-mentioned second direction F2 for example is with respect to the vertical direction of viewing area 102 (vertically upward or vertically downward), and second distance T2 for example is the distance of at least three pixel units.In addition, make the shown image A in viewing area 102 toward the time of second direction S2 displacement second distance T2 for example be between 1 second to 255 seconds.Thus, the display frame by moving display area 102 improves the state that image A stays in same position in the viewing area 102 for a long time, and then reaches the effect that prevention Plasmia indicating panel 100 produces dents.
Certainly, in the present embodiment and be not intended to limit the level of above-mentioned adjustment display frame or the order of vertical direction, meaning can be set at vertical direction with first direction, and second direction is set at horizontal direction.In other words, as long as the moving direction of display frame has plural degree of freedom, and the displacement of display frame and time parameter can need to select voluntarily according to the user.
From the above, hereinafter will enumerate the preferable mobile route of display frame so that explanation.Fig. 4 A～4D adjusts the schematic flow sheet of display frame by the viewing area for the present invention.Please refer to Fig. 4 A, at first by the output first displacement signal S1, make originally in Fig. 2, the image A (as shown in Figure 2) that viewing area 102 is shown, move first apart from T1 toward first direction F1 (for example being left), and first for example be the distance of three pixel units apart from T1, and to indicate part be image A whereabouts among original Fig. 2 to dotted line among Fig. 4 A.Wherein, first can select according to user's demand voluntarily apart from the length of T1, and its scope for example is the distance of at least three pixel units, preferably three distances to six pixel units.Certainly, along with the difference on Plasmia indicating panel 100 sizes,, can come to do suitably to adjust apart from T1 according to the resolution of actual Plasmia indicating panel 100 to first for the effect that makes protection viewing area 102 is more remarkable.In addition, image A indicates part by dotted line to move to that the required time of next direction can be set at for example is 1 second to 255 seconds.
Please refer to Fig. 4 B, then for example be to export simultaneously to make the second displacement signal S2 of display frame with respect to displacement to the right of viewing area 102 levels and displacement vertically upward, make the image A that is arranged in viewing area 102 toward the mobile second distance T2 of second direction F2 (for example being the upper right side), dotted line sign part is among original Fig. 4 A among Fig. 4 B, the image A whereabouts.Wherein, the setting range of second distance T2 for example is the distance of at least three pixel units, and preferably between three distances to six pixel units, this second distance T2 is when doing suitably to select according to user's demand.In addition, image A indicates part by dotted line to move to that the required time of next direction can be set at for example is 1 second to 255 seconds.
Then, please refer to Fig. 4 C, for example is output triple motion signal S3, and it can make the image A that is positioned at viewing area 102 move the 3rd apart from T3 toward third direction F3 (for example being left), and dotted line sign part is an image A whereabouts among original Fig. 4 B among Fig. 4 C.Wherein, the 3rd setting range apart from T3 for example is the distance of at least three pixel units, preferably three distances to six pixel units, and this 3rd can do suitably to select apart from T3 according to user's needs.In addition, image A indicates part by dotted line to move to that the required time of next direction can be set at for example is 1 second to 255 seconds.
At last, please refer to Fig. 4 D, for example be to export simultaneously to make the four displacement signal S4 of display frame with respect to displacement to the right of viewing area 102 levels and displacement vertically downward, it can make the image A that is positioned at viewing area 102 move the 4th apart from T4 toward the four directions to F4 (for example being the lower right), dotted line sign part is an image A whereabouts among original Fig. 4 C among Fig. 4 D, last image A is got back among original Fig. 2 the position of viewing area 102 shown image A.Wherein, the 4th setting range apart from T4 for example is the distance of at least three pixel units, and preferably between three distances to six pixel units, this 4th can do suitably to select apart from T4 according to user's needs.In addition, image A indicates part by dotted line to move to that the required time of next direction can be set at for example is 1 second to 255 seconds.
From the above, repeatedly do the displacement of trace successively along above-mentioned path by making image A, thus, just can avoid display frame to be shown in ad-hoc location on the viewing area 102 for a long time, and then prevent display panel 100 to produce the phenomenon of dents, and can prolong the serviceable life of display panel 100.In addition, the method of avoiding Plasmia indicating panel 100 to produce dent of the present invention, only make the display frame (image A) on the viewing area 102 do moving of trace, thus the user's profile that still can know identification display frame (image A) with and the realistic colour that presented.
In sum, the method for avoiding dent from generated on display faceplate of the present invention has following advantage at least:
One, shows for a long time in the viewing area when tableaux or broadcast have the image of fixed position, do moving of trace, produce dent with the prevention viewing area, and then prolong the serviceable life of display panel by making original display frame.
Two, the method for avoiding dent from generated on display faceplate of the present invention is to utilize the mode of adjusting the display frame displacement, reaches the purpose of protection display panel.Therefore, originally the realistic colour of display frame can't be affected, but user's realistic colour that profile and its presented of identification display frame still.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; any person of ordinary skill in the field; without departing from the spirit and scope of the present invention; when can doing a little change and improvement, so protection scope of the present invention is as the criterion when looking the claim person of defining.
Claims (10)
1. a method of avoiding dent from generated on display faceplate is suitable for the shown picture in the viewing area of display panel is adjusted, and this display panel has a plurality of pixel cells, it is characterized in that this method comprises:
Export first displacement signal, so that shown past first direction displacement first distance of picture in this viewing area; And
Export second displacement signal, so that the shown past second direction displacement second distance of picture in this viewing area.
2. the method for avoiding dent from generated on display faceplate according to claim 1 is characterized in that this first direction is the horizontal direction of this viewing area.
3. the method for avoiding dent from generated on display faceplate according to claim 1 is characterized in that this second direction is the vertical direction of this viewing area.
4. the method for avoiding dent from generated on display faceplate according to claim 1 is characterized in that also comprising:
Export the triple motion signal, so that shown past third direction displacement the 3rd distance of picture in this viewing area; And
Export the 4th displacement signal so that the shown picture in this viewing area toward the four directions to displacement the 4th distance.
5. the method for avoiding dent from generated on display faceplate according to claim 4 is characterized in that
This first direction is the left towards this viewing area;
This second direction is the upper right side towards this viewing area;
This third direction is the left towards this viewing area; And
This four directions is to being lower right towards this viewing area.
6. the method for avoiding dent from generated on display faceplate according to claim 1 is characterized in that this first distance is the distance of at least three pixel units.
7. the method for avoiding dent from generated on display faceplate according to claim 6 is characterized in that this first distance is the distance between three to six pixel units.
8. the method for avoiding dent from generated on display faceplate according to claim 1 is characterized in that the distance of this second distance at least three pixel units.
9. the method for avoiding dent from generated on display faceplate according to claim 8 is characterized in that this second distance is the distance between three to six pixel units.
10. the method for avoiding dent from generated on display faceplate according to claim 1 is characterized in that making the time of this first distance of past this first direction displacement of the shown picture in this viewing area and past this this second distance of second direction displacement is respectively between 1 second to 255 seconds.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005101155655A CN1959779A (en) | 2005-11-04 | 2005-11-04 | Method for preventing dent from generated on display faceplate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005101155655A CN1959779A (en) | 2005-11-04 | 2005-11-04 | Method for preventing dent from generated on display faceplate |
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| CN1959779A true CN1959779A (en) | 2007-05-09 |
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| CNA2005101155655A Pending CN1959779A (en) | 2005-11-04 | 2005-11-04 | Method for preventing dent from generated on display faceplate |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102467865A (en) * | 2010-11-18 | 2012-05-23 | 深圳Tcl新技术有限公司 | Method for preventing flat-panel display from screen burn |
| CN106128346A (en) * | 2015-05-06 | 2016-11-16 | 三星显示有限公司 | Image corrector, display device and the method for use display device display image |
| CN106169279A (en) * | 2015-05-22 | 2016-11-30 | 三星显示有限公司 | Display device and the method being used for using display device display image |
| CN107808631A (en) * | 2017-12-12 | 2018-03-16 | 京东方科技集团股份有限公司 | The driving method and drive device of AMOLED display device |
| CN109581665A (en) * | 2019-01-02 | 2019-04-05 | 京东方科技集团股份有限公司 | A kind of display device and its display methods, wear-type virtual display device |
| CN110349539A (en) * | 2019-06-24 | 2019-10-18 | 深圳市华星光电半导体显示技术有限公司 | A kind of display driving method of display panel, display panel and display device |
| CN110619847A (en) * | 2019-10-29 | 2019-12-27 | 京东方科技集团股份有限公司 | Pixel moving method and display panel |
-
2005
- 2005-11-04 CN CNA2005101155655A patent/CN1959779A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102467865A (en) * | 2010-11-18 | 2012-05-23 | 深圳Tcl新技术有限公司 | Method for preventing flat-panel display from screen burn |
| CN106128346A (en) * | 2015-05-06 | 2016-11-16 | 三星显示有限公司 | Image corrector, display device and the method for use display device display image |
| CN106169279A (en) * | 2015-05-22 | 2016-11-30 | 三星显示有限公司 | Display device and the method being used for using display device display image |
| CN106169279B (en) * | 2015-05-22 | 2021-10-15 | 三星显示有限公司 | Display apparatus and method for displaying image using the same |
| CN107808631A (en) * | 2017-12-12 | 2018-03-16 | 京东方科技集团股份有限公司 | The driving method and drive device of AMOLED display device |
| CN109581665A (en) * | 2019-01-02 | 2019-04-05 | 京东方科技集团股份有限公司 | A kind of display device and its display methods, wear-type virtual display device |
| US11487324B2 (en) | 2019-01-02 | 2022-11-01 | Beijing Boe Optoelectronics Technology Co., Ltd. | Display device, control method therefor, and head-mounted virtual display device |
| CN110349539A (en) * | 2019-06-24 | 2019-10-18 | 深圳市华星光电半导体显示技术有限公司 | A kind of display driving method of display panel, display panel and display device |
| WO2020258526A1 (en) * | 2019-06-24 | 2020-12-30 | 深圳市华星光电半导体显示技术有限公司 | Display driving method for display panel, display panel and display device |
| CN110619847A (en) * | 2019-10-29 | 2019-12-27 | 京东方科技集团股份有限公司 | Pixel moving method and display panel |
| CN110619847B (en) * | 2019-10-29 | 2021-03-05 | 京东方科技集团股份有限公司 | Pixel moving method and display panel |
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