CN205068344U - Pressure measurement , grating and display device - Google Patents
Pressure measurement , grating and display device Download PDFInfo
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- CN205068344U CN205068344U CN201520860620.2U CN201520860620U CN205068344U CN 205068344 U CN205068344 U CN 205068344U CN 201520860620 U CN201520860620 U CN 201520860620U CN 205068344 U CN205068344 U CN 205068344U
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Abstract
The utility model provides a pressure measurement, grating and display device relates to and shows technical field to improve user experience. A pressure measurement, includes: electric capacity detection module and first electrode, second electrode and the insulating layer of formation on the substrate base plate, wherein, the insulating layer is layer of resilient material, is located the first electrode with between the second electrode, the first electrode with the second electrode position is relative, electric capacity detection module with the first electrode with the second electrode is connected, is used for detecting the first electrode with the electric capacity of second electrode.
Description
Technical field
The utility model relates to display technique field, particularly relates to a kind of pressure-detecting device, grating and display device.
Background technology
In recent years, stereo display and 3D (three-dimensional-is three-dimensional) display, become a megatrend in display field.Compared with showing with ordinary two dimensional, 3D technology can make picture become three-dimensional true to nature, and image is no longer confined to screen plane, can walk out outside screen seemingly, allows spectators have sensation on the spot in person.
Existing 3D display technique is at present only can go to user " seeing ", can't incorporate in display by the operation of user, is also that the one of 3D display is not enough.
Utility model content
Embodiment of the present utility model provides a kind of pressure-detecting device, grating and display device, and pressure detection panel can detect the pressure of user, arranges, improve Consumer's Experience to change display according to the size of pressure.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
On the one hand, the utility model embodiment provides a kind of pressure-detecting device, comprise: capacitive detection module and the first electrode, the second electrode and the insulation course that are formed on underlay substrate, wherein, described insulation course be elastomeric layer, between described first electrode and described second electrode;
Described first electrode is relative with described second electrode position, and described capacitive detection module and described first electrode and described second Electrode connection, for detecting the electric capacity of described first electrode and described second electrode.
Preferably, the relative position of described first electrode and described second electrode is multiple spot array arrangement.
Preferably, described first electrode is multiple array arrangement and non-touching bulk, and described second electrode is planar, answers with multiple described first electrode pair; Or,
Described second electrode is multiple array arrangement and non-touching bulk, and described first electrode is planar, answers with multiple described second electrode pair; Or,
Described first electrode is multiple strips arranged in parallel, and described second electrode is multiple strips arranged in parallel, described first electrode and described second electrode crossing.
Preferably, described insulation course comprises multiple non-touching insulating pattern, and described insulating pattern is positioned at the relative position of described first electrode and described second electrode.
On the other hand, the utility model embodiment provides a kind of grating, comprising: raster box and being formed on described raster box as any one pressure-detecting device above-mentioned.
Preferably, described raster box comprises: to first substrate and the second substrate of box;
Described first electrode, insulation course, the second electrode are positioned at the side of described first substrate away from described second substrate, described first substrate is formed with the 3rd electrode near the side of described second substrate, described second substrate is formed with the 4th electrode near the side of described first substrate, and described 3rd electrode and described 4th electrode are for the formation of grating.
Preferably, described raster box comprises: to first substrate and the second substrate of box;
Described first electrode and described insulation course are positioned at the side of described first substrate away from described second substrate, described second electrode is positioned at the side of described first substrate near described second substrate, described second substrate is formed with the 4th electrode near the side of described first substrate, and described second electrode and described 4th electrode are for the formation of grating.
Preferably, if described second electrode is strip, then described 4th electrode is planar, answers with multiple described second electrode pair; Or,
If described second electrode is strip, then described 4th electrode is strip, and described second electrode is corresponding with described 4th electrode position; Or,
If described second electrode is planar, then described 4th electrode is strip, and described second electrode and multiple described 4th electrode pair should.
On the other hand, the utility model embodiment provides a kind of display device, comprise display panel and be positioned at described display panel light emission side as above-mentioned arbitrary as described in grating.
Embodiment of the present utility model provides a kind of pressure-detecting device, grating and display device, the elastomeric layer of insulation is formed between first electrode and the second electrode, resilient material generation compression set, the distance of the first electrode and the second electrode reduces, and pressure is larger, the distance of the first electrode and the second electrode is less, and electric capacity is larger; Pressure is less, and the distance of the first electrode and the second electrode is larger, and electric capacity is less, thus can by the size of the size determination pressure of Detection capacitance.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The schematic cross-section of a kind of pressure-detecting device that Fig. 1 provides for the utility model embodiment;
The electrode structure schematic diagram of a kind of pressure-detecting device that Fig. 2 provides for the utility model embodiment;
The another kind of electrode structure schematic diagram of a kind of pressure-detecting device that Fig. 3 provides for the utility model embodiment;
The schematic cross-section of the another kind of pressure-detecting device that Fig. 4 provides for the utility model embodiment;
The schematic cross-section of a kind of grating that Fig. 5 provides for the utility model embodiment;
The schematic cross-section of the another kind of grating that Fig. 6 provides for the utility model embodiment;
A kind of paintbrush that Fig. 7 provides for the utility model embodiment is with the change schematic diagram of pressure size;
The another kind of paintbrush that Fig. 8 provides for the utility model embodiment is with the change schematic diagram of pressure size.
Reference numeral:
10-underlay substrate; 11-first electrode; 12-second electrode; 13-insulation course; 14-capacitive detection module; 21-first substrate; 22-second substrate; 30-liquid crystal; 31-the 3rd electrode; 41-the 4th electrode; 100-pressure-detecting device; 131-insulating pattern; 200-raster box; 300-grating.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment provides a kind of pressure-detecting device 100, as shown in Figure 1, comprise: capacitive detection module 14 and the first electrode 11, second electrode 12 and the insulation course 13 be formed on underlay substrate 10, wherein, insulation course 13 be elastomeric layer, between the first electrode 11 and the second electrode 12; First electrode 11 is relative with the second electrode 12 position, and capacitive detection module 14 is connected with the first electrode 11 and the second electrode 12, for detecting the electric capacity of the first electrode 11 and the second electrode 12.Be formed on underlay substrate 10 be described for the first electrode 11, second electrode 12, insulation course 13 in Fig. 1.
It should be noted that, insulation course is elastomeric layer, and namely insulation course deformation can occur and can recover original form after pressure removal under being under pressure.It can be such as PET (polyethylene terephthalate) film.From the computing formula of electric capacity, the electric capacity of the first electrode and the second electrode and the distance of the first electrode and the second electrode are inversely proportional to, and namely pressure is larger, and insulation course deformation is larger, and the distance of the first electrode and the second electrode is nearer, and electric capacity is larger; Otherwise pressure is less, the deformation of insulation course is less, the first electrode and the second electrode distant, and electric capacity is less.Capacitive detection module detects the electric capacity of the first electrode and the second electrode, then the size that the size of electric capacity can reflect pressure namely can the size variation of detected pressures.
In addition, in the utility model embodiment because capacitive detection module can be by connecting line respectively with the first electrode and the second Electrode connection, then the utility model implement its position is not specifically limited.Example, the first electrode 11, second electrode 12 as shown in Figure 1 and insulation course 13 are formed in the same side on underlay substrate 10, capacitive detection module 14 can be the opposite side being arranged on underlay substrate 10, and is connected with the first electrode 11 and the second electrode 12 respectively.Or pressure-detecting device can be also comprise circuit binding region, and this line bonding region-specific is in binding wiring board etc., and capacitance detecting device can be arranged on this circuit binding region.
A kind of pressure-detecting device that the utility model embodiment provides, the elastomeric layer of insulation is formed between first electrode and the second electrode, resilient material generation compression set, the distance of the first electrode and the second electrode reduces, and pressure is larger, the distance of the first electrode and the second electrode is less, and electric capacity is larger; Pressure is less, and the distance of the first electrode and the second electrode is larger, and electric capacity is less, thus can by the size of the size determination pressure of Detection capacitance.
It should be noted that, the first electrode in pressure-detecting device, the second electrode and insulation course can be adopt transparent or opaque material formation, if but pressure-detecting device is applied to display device, then the first electrode in the utility model embodiment in pressure-detecting device, the second electrode and insulation course all adopt transparent material to be formed.
Pressure-detecting device detects the electric capacity of the first electrode and the second electrode, then the shape of the first electrode and the second electrode can be the arbitrary shape with relative position, such as the first electrode can be planar, the second electrode also can be planar, or the first electrode can be strip, the second electrode can be planar etc.
Preferably, the relative position of the first electrode and the second electrode is multiple spot array arrangement.The relative position of the first electrode and the second electrode forms electric capacity, and the relative position of the first electrode and the second electrode is multiple spot array arrangement, then, when the electric capacity of detection first electrode and the second electrode, can also determine touch location.
The relative position enumerating several first electrode and the second electrode is below the situation of multiple spot array arrangement.
Embodiment one:
First electrode is multiple array arrangement and non-touching bulk, and the second electrode is planar, answers with multiple first electrode pair.Or the second electrode is multiple array arrangement and non-touching bulk, the second electrode is planar, answers with multiple second electrode pair.
As shown in Figure 2, be multiple array arrangement and non-touching bulk with the first electrode 11, the second electrode 12 is planar, correspond to example with multiple first electrode 11 and be described.As shown in Figure 2, then each first electrode has absolute (x, y) position coordinates, then can not obtain the first electrode and the second electrode by means of only capacitive detection module and form capacitance to determine pressure size, the position coordinates of the first electrode can also be obtained, to determine touch location by capacitive detection module or other circuit modules.
Or the second electrode is multiple array arrangement and non-touching bulk, the first electrode is planar, answers with multiple second electrode pair.Specifically can be multiple array arrangement and non-touching bulk with reference to above-mentioned first electrode, second electrode is the description of planar, two electrodes be multiple array arrangement and non-touching bulk and the first electrode are planar when, it can determine that the principle of touch location is same as described above, and therefore not to repeat here.
Embodiment two:
As shown in Figure 3, first electrode 11 is multiple strips arranged in parallel along x-axis, second electrode 12 is multiple strips arranged in parallel along y-axis, first electrode 11 and the second electrode 12 intersect, at crossover location place, first electrode 11 is relative with the second electrode 12, and the relative position of the first electrode 11 and the second electrode 12 is multiple spot array arrangement.As shown in Figure 3, then each first electrode can determine the x-axis coordinate of touch location, second electrode can determine the y-axis coordinate of touch location, then not only can obtain the first electrode and the second electrode by capacitive detection module and form capacitance to determine pressure size, can also capacitive detection module or other circuit module determination touch locations be passed through.
It should be noted that, the first electrode and the second electrode crossing can be that the first electrode 11 is as shown in Figure 3 vertical with the second electrode 12, can be that the first electrode and the second electrode intersect for having any angle.
It should be noted that, the relative position of the first electrode and the second electrode is that multiple spot array arrangement is also not limited to aforesaid way, and the utility model embodiment is only described for above-mentioned.
Preferably, insulation course comprises multiple non-touching insulating pattern, and insulating pattern is positioned at the relative position of the first electrode and the second electrode.
For Fig. 2, relative to the schematic cross-section shown in Fig. 1, in the schematic cross-section shown in Fig. 4, insulation course comprises insulating pattern 131, and the first electrode 11 is array arrangement and non-touching bulk, second electrode 12 is planar, and insulating pattern 131 is positioned at below the first electrode 12.Thus the etching vestige at the edge of elastomeric layer can be eliminated, eliminate the impact on display.
The utility model embodiment provides a kind of grating 300, as shown in Figure 5, comprising: raster box 200 and the pressure-detecting device 100 be formed on raster box 200.
Here it should be noted that, because grating 300 not only comprises above-mentioned raster box 200 and pressure-detecting device 100, it also comprises the driving circuit etc. driving raster box to form grating, owing to driving the driving circuit etc. of liquid crystal cell uncorrelated with inventive point of the present utility model, the utility model embodiment only exemplifies the structure relevant to inventive point of the present utility model.And capacitive detection module can be integratedly be arranged on the driving circuit of grating, also can be other positions being formed in separately grating, the utility model embodiment be not construed as limiting its particular location.Therefore, the level that Fig. 5 only lists between each layer electrode arranges relation, the capacitive detection module of not shown pressure-detecting device.
The grating that the utility model embodiment provides, not only can form grating fringe, all right detected pressures size, and can also detect position of touch further when the first electrode of pressure-detecting device and the relative position of the second electrode are multiple spot array arrangement.This grating can be applicable to 3D display panel, then display device can be the pressure size adjustment display parameter according to user, to improve Consumer's Experience further.
Optionally, as shown in Figure 5, raster box 200 comprises: to first substrate 21 and the second substrate 22 of box;
First electrode 11, insulation course 13, second electrode 12 are positioned at the side of first substrate 21 away from second substrate 22, first substrate 21 is formed with the 3rd electrode 31 near the side of second substrate 22, second substrate 22 is formed with the 4th electrode the 41, three electrode 31 and the 4th electrode 41 for the formation of grating near the side of first substrate 21.Be described for liquid crystal grating for raster box 200 in Fig. 5, then the 3rd electrode 31 and the 4th electrode 41 are also formed with liquid crystal 30.The formation basic theory of liquid crystal grating can simply be interpreted as: when to the 3rd electrode 31 and the 4th electrode 41 on-load voltage, liquid crystal 30 deflects under the driving of electric field, by controlling the size to the 3rd electrode 31 and the 4th electrode 41 on-load voltage, control the deflection angle of liquid crystal 30, to form grating.For the raster box 200 shown in Fig. 5, when the 3rd electrode 31 and the 4th electrode 41 do not form electric field, grating can be complete printing opacity, then at the 3rd electrode 31 and the 4th electrode 41 on-load voltage, deflect light tight at the liquid crystal 30 of the relative position of the 3rd electrode 31 and the 4th electrode 41, position liquid crystal 30 between two adjacent the 4th electrodes 41 does not deflect still printing opacity, thus can form light and dark striped.
It should be noted that, grating as shown in Figure 5, the 3rd electrode 31 and the 4th electrode 41 form grating.If the 3rd electrode is strip, then the 4th electrode is planar, answers with multiple 3rd electrode pair; Or if the 3rd electrode is strip, the 4th electrode is strip, and the 3rd electrode is corresponding with the 4th electrode position; Or if the 3rd electrode is planar, then the 4th electrode is strip, the 3rd electrode and multiple 4th electrode pair should.Namely the 3rd electrode and the/the four electrode are strip, realizing grating.In Fig. 5 with the 3rd electrode 31 for planar, the 4th electrode 41 for strip be that example is described.
Or preferably, as shown in Figure 6, raster box 200 comprises: to first substrate 21 and the second substrate 22 of box;
First electrode 11 and insulation course 13 are positioned at the side of first substrate 21 away from second substrate 22, second electrode 12 is positioned at the side of first substrate 21 near second substrate 22, second substrate 22 is formed with the 4th electrode 41, second electrode 12 and the 4th electrode 41 for the formation of grating near the side of first substrate 21.Be described for liquid crystal grating for raster box 200 in Fig. 6, then the second electrode 12 and the 4th electrode 41 are also formed with liquid crystal 30.Namely, in the grating 300 shown in Fig. 6, the second electrode 12 not only may be used for forming electric capacity with the first electrode 11, so that the size of detected pressures; Second electrode 12 is also for forming grating with the 4th electrode 41.Relative to the grating shown in Fig. 5, decrease one deck layer, simplify manufacture craft, reduce production cost.
Optionally, grating as shown in Figure 6, the second electrode 12 and the 4th electrode 41 form grating.If the second electrode is strip, then the 4th electrode is planar, answers with multiple second electrode pair; Or if the second electrode is strip, then the 4th electrode is strip, and the second electrode is corresponding with the 4th electrode position; Or if the second electrode is planar, then the 4th electrode is strip, the second electrode and multiple 4th electrode pair should.Namely the second electrode and the/the four electrode are strip, realizing grating.In Fig. 6 only with the second electrode for planar, then the 4th electrode 41 for strip be that example is described.
It should be noted that, the formation basic theory of the liquid crystal grating in Fig. 6 is identical with Fig. 5, does not here repeat.Certainly, raster box does not limit to and the liquid crystal grating shown in Fig. 5, Fig. 6 yet, and such as, liquid crystal in Fig. 5, Fig. 6 can also be electrochromic material layer, and electrochromic material is not having the position printing opacity of electric field, light tight there being the position color of electric field to change, thus form grating.
In addition, in Fig. 5, Fig. 6, the first electrode 11, second electrode 12 and insulation course 13 are all formed on first substrate 21, then first substrate 21 is equivalent to the underlay substrate 10 in Fig. 1, Fig. 4.
The utility model embodiment provides a kind of display device, comprise display panel and be positioned at display panel light emission side as the utility model embodiment provide arbitrary as described in grating.
It should be noted that, if grating only can detected pressures size and can not detect position of touch, then display device can further include touch panel, to detect position of touch.If grating not only can detected pressures size, can also detect position of touch, then display device is without the need to arranging touch panel again.
A kind of display device that the utility model embodiment provides, grating can realize 3D display, and all right detected pressures size further, and position of touch, can pressure size be applied in touch-control, such as, can according to color, the saturation degree of the size adjustment display frame of pressure, or the size according to pressure arranges displaying ratio etc., so the large young pathbreaker of the pressure of user affects the display effect of display device, to improve Consumer's Experience.
In addition, display device generally also comprises circuit binding region, and this region is provided with the driving chip etc. driving display panel display, and in the utility model embodiment, the capacitive detection module of pressure-detecting device is preferably integrated in this circuit binding region.
The utility model embodiment provides a kind of display packing of display device, comprising:
Step 101, the capacitance obtaining capacitive detection module and position of touch.
Wherein, acquisition capacitance and position of touch can be that the pressure-detecting device provided by the utility model embodiment is obtained, and can also be the capacitances being obtained capacitive detection module by pressure-detecting device, then obtain position of touch by contact panel.
Step 102, according to capacitance and the display parameter of position of touch adjusting display device and/or the volume of display device.Concrete, display parameter can be display brightness, color, color saturation, displaying ratio etc.Such as, can according to the color of the size adjustment display frame of pressure, so the large young pathbreaker of the pressure of user affects the display effect of display device, to improve Consumer's Experience.
It should be noted that, in display device applications in carrying out in the operations such as drawing, position and the pressure size of touch-control have larger impact to drawing effect.As shown in Figure 7, can arrange pressure pencil comparatively thin, the large paintbrush of pressure is thicker.
And preferred further, in the process forming touch-control path, obtain the capacitance of each touch position on touch-control path, regulate the paintbrush size of this position of touch according to the capacitance of this touch position.Take display device as drawing board for example is described, when user utilizes display device to carry out drills to improve one's handwriting, can by controlled pressure size adjust stroke weight, with reference to shown in Fig. 8, pressure becomes greatly that then stroke is thicker from left to right.Or, when carrying out drills to improve one's handwriting, with reference to shown in Fig. 8, can also be from left to right pressure to become large body more high.Make user realize the begin to write exercise of contact closer to reality of calligraphy on the display apparatus like this, improve Consumer's Experience.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (9)
1. a pressure-detecting device, it is characterized in that, comprise: capacitive detection module and the first electrode, the second electrode and the insulation course that are formed on underlay substrate, wherein, described insulation course is elastomeric layer, between described first electrode and described second electrode;
Described first electrode is relative with described second electrode position, and described capacitive detection module and described first electrode and described second Electrode connection, for detecting the electric capacity of described first electrode and described second electrode.
2. pressure-detecting device according to claim 1, is characterized in that, the relative position of described first electrode and described second electrode is multiple spot array arrangement.
3. pressure-detecting device according to claim 1, is characterized in that, described first electrode is multiple array arrangement and non-touching bulk, and described second electrode is planar, answers with multiple described first electrode pair; Or,
Described second electrode is multiple array arrangement and non-touching bulk, and described first electrode is planar, answers with multiple described second electrode pair; Or,
Described first electrode is multiple strips arranged in parallel, and described second electrode is multiple strips arranged in parallel, described first electrode and described second electrode crossing.
4. pressure-detecting device according to claim 2, is characterized in that, described insulation course comprises multiple non-touching insulating pattern, and described insulating pattern is positioned at the relative position of described first electrode and described second electrode.
5. a grating, is characterized in that, comprising: raster box and the pressure-detecting device be formed on described raster box as described in any one of claim 1-4.
6. grating according to claim 5, is characterized in that, described raster box comprises: to first substrate and the second substrate of box;
Described first electrode, insulation course, the second electrode are positioned at the side of described first substrate away from described second substrate, described first substrate is formed with the 3rd electrode near the side of described second substrate, described second substrate is formed with the 4th electrode near the side of described first substrate, and described 3rd electrode and described 4th electrode are for the formation of grating.
7. grating according to claim 5, is characterized in that, described raster box comprises: to first substrate and the second substrate of box;
Described first electrode and described insulation course are positioned at the side of described first substrate away from described second substrate, described second electrode is positioned at the side of described first substrate near described second substrate, described second substrate is formed with the 4th electrode near the side of described first substrate, and described second electrode and described 4th electrode are for the formation of grating.
8. grating according to claim 7, is characterized in that,
If described second electrode is strip, then described 4th electrode is planar, answers with multiple described second electrode pair; Or,
If described second electrode is strip, then described 4th electrode is strip, and described second electrode is corresponding with described 4th electrode position; Or,
If described second electrode is planar, then described 4th electrode is strip, and described second electrode and multiple described 4th electrode pair should.
9. a display device, is characterized in that, comprises display panel and is positioned at the grating of described display panel light emission side as described in any one of claim 5-8.
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| CN201520860620.2U CN205068344U (en) | 2015-10-30 | 2015-10-30 | Pressure measurement , grating and display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652497A (en) * | 2016-03-14 | 2016-06-08 | 广东欧珀移动通信有限公司 | Touch control display device |
| CN108593153A (en) * | 2018-04-17 | 2018-09-28 | 深圳东部世界仿生科技有限公司 | A kind of pressure detection method and system, storage medium, mobile terminal |
| CN110244875A (en) * | 2019-06-19 | 2019-09-17 | 京东方科技集团股份有限公司 | Touch-control structure, touch device and touch control display apparatus |
| CN110520703A (en) * | 2017-06-29 | 2019-11-29 | 住友理工株式会社 | The manufacturing method of sensor chip, capacitive type sensor and sensor chip |
-
2015
- 2015-10-30 CN CN201520860620.2U patent/CN205068344U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652497A (en) * | 2016-03-14 | 2016-06-08 | 广东欧珀移动通信有限公司 | Touch control display device |
| CN110520703A (en) * | 2017-06-29 | 2019-11-29 | 住友理工株式会社 | The manufacturing method of sensor chip, capacitive type sensor and sensor chip |
| CN108593153A (en) * | 2018-04-17 | 2018-09-28 | 深圳东部世界仿生科技有限公司 | A kind of pressure detection method and system, storage medium, mobile terminal |
| CN110244875A (en) * | 2019-06-19 | 2019-09-17 | 京东方科技集团股份有限公司 | Touch-control structure, touch device and touch control display apparatus |
| US11281342B2 (en) | 2019-06-19 | 2022-03-22 | Boe Technology Group Co., Ltd. | Touch control structure, method of detecting touch using touch control structure, touch control apparatus, and touch control display apparatus |
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Granted publication date: 20160302 Termination date: 20211030 |