CN109830499A - Touch control display apparatus - Google Patents
Touch control display apparatus Download PDFInfo
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- CN109830499A CN109830499A CN201910093029.1A CN201910093029A CN109830499A CN 109830499 A CN109830499 A CN 109830499A CN 201910093029 A CN201910093029 A CN 201910093029A CN 109830499 A CN109830499 A CN 109830499A
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- 239000000758 substrate Substances 0.000 claims abstract description 56
- 239000004065 semiconductor Substances 0.000 claims abstract description 34
- 230000005611 electricity Effects 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 92
- 230000000694 effects Effects 0.000 description 9
- 239000011229 interlayer Substances 0.000 description 7
- 229910021417 amorphous silicon Inorganic materials 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
A kind of touch control display apparatus, including substrate, light emitting diode, touch-control sensing electrode and drive control element.Light emitting diode is set on substrate, light emitting diode includes the first type semiconductor layer, luminescent layer and the second type semiconductor layer, luminescent layer is set between the first type semiconductor layer and the second type semiconductor layer, and the first type semiconductor layer and the second type semiconductor layer are electrically connected in first electrode and second electrode.Touch-control sensing electrode is set on substrate.Drive control element configuration is on substrate, and wherein first electrode is electrical connected with drive control element.In the upright projection on substrate, there is first distance between first electrode and touch-control sensing electrode, there is second distance, and second distance is less than first distance between second electrode and touch-control sensing electrode.
Description
Technical field
The present invention relates to a kind of touch control display apparatus, and in particular to a kind of touch-control with light emitting diode shows dress
It sets.
Background technique
In recent years, people increase the demand of touch control display apparatus therewith, study it also increasingly progressive.Although at present
Touch control display apparatus field on there are many development, however it remains many different problems wait further to overcome.Example
Such as, in the touch control display apparatus with light emitting diode, the anode of light emitting diode may generate miscellaneous with touch-control sensing electrode
The problem of news and interference.
Therefore, still needing to develop at present a kind of can be such that the anode of light emitting diode is less susceptible in driving by touch-control sensing electricity
Pole interference or touch-control sensing electrode by light emitting diode the lesser touch control display apparatus of display effect of signals.
Summary of the invention
The present invention relates to a kind of touch control display apparatus.Touch control display apparatus of the invention can reduce the sun of light emitting diode
Pole for touch-control sensing electrode signal interference or keep touch-control sensing electrode smaller by the display effect of signals of light emitting diode.
The present invention proposes a kind of touch control display apparatus.Touch control display apparatus includes substrate, light emitting diode, touch-control sensing electricity
Pole and drive control element.Light emitting diode is set on substrate, and light emitting diode includes the first type semiconductor layer, luminescent layer
With the second type semiconductor layer, luminescent layer is set between the first type semiconductor layer and the second type semiconductor layer, the first type semiconductor
Layer is electrically connected with the second type semiconductor layer in first electrode and second electrode.Touch-control sensing electrode is set on substrate.
Drive control element configuration is on substrate, and wherein first electrode is electrical connected with drive control element.In the vertical throwing on substrate
In shadow, there is first distance between first electrode and touch-control sensing electrode, has the between second electrode and touch-control sensing electrode
Two distances, and second distance is less than first distance.
More preferably understand to have to above-mentioned and other aspect of the invention, special embodiment below, and cooperates specification
Detailed description are as follows for attached drawing:
Detailed description of the invention
Figure 1A shows the top view of the touch control display apparatus according to first embodiment of the invention.
Figure 1B shows the sectional view of the A-A ' line along Figure 1A.
Fig. 2A shows the top view of the touch control display apparatus according to second embodiment of the invention.
Fig. 2 B shows the sectional view of the A-A ' line along Fig. 2A.
Fig. 3 A shows the top view of the touch control display apparatus according to third embodiment of the invention.
Fig. 3 B shows the sectional view of the A-A ' line along Fig. 3 A.
Fig. 4 A shows the top view of the touch control display apparatus according to fourth embodiment of the invention.
Fig. 4 B shows the sectional view of the A-A ' line along Fig. 4 A.
Fig. 5 A shows the top view of the touch control display apparatus according to fifth embodiment of the invention.
Fig. 5 B shows the sectional view of the A-A ' line along Fig. 5 A.
Fig. 6 A shows the top view of the touch control display apparatus according to sixth embodiment of the invention.
Fig. 6 B shows the sectional view of the A-A ' line along Fig. 6 A.
Fig. 7 A shows the top view of the touch control display apparatus according to seventh embodiment of the invention.
Fig. 7 B shows the sectional view of the B-B ' line along Fig. 7 A.
Fig. 8 A shows the top view of the touch control display apparatus according to eighth embodiment of the invention.
Fig. 8 B shows the sectional view of the B-B ' line along Fig. 8 A.
Fig. 9 shows the top view of the touch control display apparatus according to ninth embodiment of the invention.
Description of symbols:
10,20,30,40,50,60,70,80,90: touch control display apparatus
100: substrate
102: buffer layer
104: interlayer insulating film
106: gate insulating layer
106a, 108a, 112a: upper surface
108: flatness layer
110: raised structures
112: filled layer
114,314,414,514,614,714,914: touch-control sensing electrode
120: drive control element
122: active layers
124: gate electrode
126: source electrode
128: drain electrode
131,231,331,431,531,631,731,931: first electrode
133,733,833: the first contact electrode
135,735,835,935: light emitting diode
137,737,837: the second contact electrode
139,239,339,439,539,639,739,939: second electrode
140: opening
140a: first part
140b: second part
140c: Part III
341,841: extending electrode
441,641: bucking electrode
339a: proximal end
339b: distal end
1351,7351,8351: the first type semiconductor layer
1352: luminescent layer
1353,7353,8353: the second type semiconductor layer
3391,8391: body part
3392,8392: interconnecting piece
5141: driving electrodes
5142: receiving electrode
A, A ', B, B ': section line endpoints
D1、D2、D3、D4、D5、D31、D32、D61、D62: distance
D63: height
PX: light-emitting component configuring area
Specific embodiment
Figure 1A shows the top view of the touch control display apparatus 10 according to first embodiment of the invention.Figure 1B is shown along Figure 1A
A-A ' line sectional view.Figure 1A shows X-axis and Y-axis is formed by plane.Figure 1B shows Y-axis and Z axis is formed by plane.
X-axis, Y-axis and Z axis can be orthogonal.
Referring to Figure 1A and Figure 1B, touch control display apparatus 10 includes substrate 100, buffer layer 102, interlayer insulating film
104, gate insulating layer 106, flatness layer 108, raised structures 110, filled layer 112, touch-control sensing electrode 114, drive control member
Part 120, first electrode 131, first contact electrode 133, light emitting diode 135, second contacts electrode 137 and second electrode 139.
Buffer layer 102, interlayer insulating film 104, gate insulating layer 106 and flatness layer 108 can be sequentially laminated on substrate 100.Protrusion knot
Structure 110 is located on flatness layer 108, and filled layer 112 is then in the opening between raised structures 110.Drive control element 120
In on buffer layer 102.Drive control element 120 is the element for having control and regulation ability, such as can be transistor or integrated electricity
Road etc., but not limited to this.In the present embodiment, drive control element 120 includes active layers 122, gate electrode 124, source electrode
Electrode 126 and drain electrode 128.Active layers 122 are located on buffer layer 102.Gate electrode 124 is located on interlayer insulating film 104
And the covering by gate insulating layer 106.Source electrode 126 and drain electrode 128 are respectively formed on gate insulating layer 106,
Across gate insulating layer 106 and interlayer insulating film 104 to be electrically connected at active layers 122.In addition to the top gate electrode 124 of this example
Design is outer, and the relative position of each element in other embodiments, drive control element 120 can also have different variations, such as grid
The relative position of electrode 124 may be alternatively located at the lower section of source electrode 126 Yu drain electrode 128, and the control of bottom-gate electrode 124 is presented
Mode processed.Drive control element 120 can switch (a-Si TFT), low temperature polycrystalline silicon semiconductor switch for amorphous silicon semiconductor
(LTPS TFT) or oxide semiconductor switch (Oxide TFT) ..., and etc., but not limited to this.First electrode 131 is formed in flat
On the upper surface 108a of smooth layer 108, across flatness layer 108 and it is electrical connected in (the e.g. directly contact of drive control element 120
In drain electrode 128).Second electrode 139 and touch-control sensing electrode 114 are all set on substrate 100, are located in approximately the same plane
(being also all on the upper surface 112a of filled layer 112).Light emitting diode 135 is set on substrate 100, is embedded in filling
Among layer 112.Light emitting diode 135 includes one first type semiconductor layer 1351, a luminescent layer 1352 and a second type semiconductor
Layer 1353, luminescent layer 1352 is set between the first type semiconductor layer 1351 and the second type semiconductor layer 1352, and the first type is partly led
Body layer 1351 and the second type semiconductor layer 1352 are electrically connected by the first contact electrode 133 and the second contact electrode 137 respectively
In first electrode 131 and second electrode 139.In the Z-axis direction, first electrode 131 is closer compared to for second electrode 139
Substrate 100, further away from user for the viewing surface of touch control display apparatus 10.Touch control display apparatus 10 may include multiple shines
Element configuration area PX.Light-emitting component configuring area PX can be defined by raised structures 110.
In one embodiment, substrate 100 can be rigid glass substrate, flexible glass substrate or polymeric substrates, can be with
It is transparent, translucent or opaque.Buffer layer 102, interlayer insulating film 104, gate insulating layer 106, flatness layer 108, protrusion knot
Structure 110 and filled layer 112 etc. may respectively be insulating materials.Buffer layer 102, interlayer insulating film 104 can respectively include inorganic material
Or organic material, it can be single-layer or multi-layer.Gate insulating layer 106, flatness layer 108 and raised structures 110 can respectively include nothing
Machine material.Filled layer 114 may include organic material.Source electrode 126, drain electrode 128, first electrode 131, second electrode
139 may respectively be identical or different metal material, transparent conductive material with touch-control sensing electrode 114.Active layers 122 can be
Organic semiconductor, inorganic semiconductor or amorphous silicon material.In one embodiment, second electrode 139 and touch-control sensing electrode 114 can
Material having the same and thickness.
In the present embodiment, in single a light-emitting component configuring area PX, 131 upright projection of first electrode is in substrate 100
On area be less than 139 upright projection of second electrode in the area on substrate 100.In a upright projection on the substrate 100, the
There is a first distance D between one electrode 131 and touch-control sensing electrode 1141It (is also in upright projection on the substrate 100
First electrode 131 and touch-control sensing electrode 114 between the shortest distance), in first electrode 131 and touch-control sensing electrode 114
Between the shortest distance extending direction on, between second electrode 139 and touch-control sensing electrode 114 have a second distance D2,
Second electrode 139 has the third distance D for protruding from first electrode 1313.Second distance D2It is smaller than first distance D1.Third
Distance D3It can be equal to or be less than second distance D2.Third distance D32 microns can be greater than.Second distance D2It can be i.e. reachable greater than 2 microns
To effect, or be greater than 5 microns it is further preferred that.In the present embodiment, first electrode 131 can be used as anode, and second electrode 139 can be used as yin
Pole.Second electrode 139 can have a fixed voltage (e.g. DC voltage).Compared to the ratio that second distance is greater than first distance
For example, due to the second distance D of the present embodiment2Less than first distance D1, the second electrode 139 with fixed voltage can be
Increase parallel electric line signal between first electrode 131 and touch-control sensing electrode 114, generates electric power shielding, reduce first electrode
131 for interference caused by touch-control sensing electrode 114.
Fig. 2A shows the top view of the touch control display apparatus 20 according to second embodiment of the invention.Fig. 2 B is shown along Fig. 2A
A-A ' line sectional view.Fig. 2A shows X-axis and Y-axis is formed by plane.Fig. 2 B shows Y-axis and Z axis is formed by plane.
X-axis, Y-axis and Z axis can be orthogonal.The touch-control that the touch control display apparatus 20 of Fig. 2A~Fig. 2 B is analogous to 1A~1B figure is shown
Device 10, the difference is that 20 second electrode 239 of touch control display apparatus has opening 140, other repetitions are in this not
It is described in detail again.
Referring to Fig. 2A and Fig. 2 B, second electrode 239 and touch-control sensing electrode 114 are in the same plane, that is,
It is all on the upper surface 112a of insulating layer (filled layer 112).In upright projection on substrate 100, opening 140 is part ring
Around light emitting diode 135.In the present embodiment, opening 140 is inverted u-shaped.Opening 140 includes interconnected first part
140a, second part 140b and Part III 140c.First part 140a, second part 140b and Part III 140c can be corresponded to
In three sides of first electrode 131, first part 140a is opposite with Part III 140c, and second part 140b is connected to first
Part 140a and Part III 140c.In fig. 2b, second part 140b can correspond to light emitting diode 135 or first electrode
The side of 131 separate touch-control sensing electrode 114.
Similar to above-mentioned touch control display apparatus 10,131 upright projection of first electrode is in the area on substrate 100 less than
Two electrodes, 239 upright projection is in the area on substrate 100.In a upright projection on the substrate 100, first electrode 131 and touching
Controlling has a first distance D between sensing electrode 1141It (is also the first electrode 131 in upright projection on the substrate 100
With the shortest distance between touch-control sensing electrode 114), the shortest distance between first electrode 131 and touch-control sensing electrode 114
Extending direction on, between second electrode 239 and touch-control sensing electrode 114 have a second distance D2(in this example, second distance
D2It is also the second electrode 239 in upright projection on the substrate 100 and the shortest distance between touch-control sensing electrode 114), the
Two electrodes 239 have the third distance D for protruding from first electrode 1313.Second distance D2It is smaller than first distance D1.Third away from
From D3It can be equal to or be less than second distance D2.Third distance D32 microns can be greater than.Second distance D22 microns can be greater than, or be greater than 5
Micron.In the present embodiment, first electrode 131 can be used as anode, and second electrode 239 can be used as cathode.Second electrode 239 can have
There is a fixed voltage (e.g. DC voltage).It is greater than for the comparative example of first distance compared to second distance, due to this reality
Apply the second distance D of example2Less than first distance D1, the second electrode 239 with fixed voltage can be in first electrode 131 and touch-control
Increase parallel electric line signal between sensing electrode 114, generate electric power shielding, reduces first electrode 131 for touch-control sensing electricity
Interference caused by pole 114.In addition, for touch control display apparatus 20 is compared to touch control display apparatus 10, due to second electrode 239
Also there is opening 140, be capable of providing the higher light transmittance of light emitting diode 135, be also to have better light-out effect.
Fig. 3 A shows the top view of the touch control display apparatus 30 according to third embodiment of the invention.Fig. 3 B is shown along Fig. 3 A
A-A ' line sectional view.Fig. 3 A shows X-axis and Y-axis is formed by plane.Fig. 3 B shows Y-axis and Z axis is formed by plane.
X-axis, Y-axis and Z axis can be orthogonal.The touch-control that the touch control display apparatus 30 of Fig. 3 A~Fig. 3 B is analogous to Figure 1A~Figure 1B is shown
Device 10, the difference is that the configuration of the second electrode 339, touch-control sensing electrode 314 of touch control display apparatus 30, Yi Jiling
Including an extending electrode 341, other repetitions are no longer described in detail in this.
Referring to Fig. 3 A and Fig. 3 B, second electrode 339 includes a body part 3391 and an interconnecting piece 3392.Second electricity
The body part 3391 of pole 339 may be disposed on the upper surface 112a of insulating layer (filled layer 112).Extending electrode 341, first electrode
131 may be disposed on the upper surface 108a of flatness layer 108 and be separated from each other with touch-control sensing electrode 314.Insulating layer (filled layer
112) extending electrode 341, first electrode 131 and touch-control sensing electrode 314 are covered.The interconnecting piece 3392 of second electrode 339 can be by
Body part 3391 passes through filled layer 112 and is electrically connected at extending electrode 341 (e.g. directly contact).On the substrate 100
In upright projection, extending electrode 341 around first electrode 131 and light emitting diode 135, wherein around include entirely around and portion
Divide and surround, the setting of main visual touch-control sensing electrode 314 and first electrode 131 is adjusted.Extending electrode 341 can be located at the
Between one electrode 464 and touch-control sensing electrode 314.Extending electrode 341 can be a closed circular structure, e.g. by 4 side institutes
The rectangle of formation；In addition, extending electrode 341 is correspondingly arranged, so prolonging according to the relative position that touch-control sensing electrode 314 is arranged
Stretch the non-close cyclic structure that electrode 341 there can also be opening for one.Second electrode 339 can covering part extending electrode 341
(e.g. covering 4 of extending electrode 341 while it is one of while), and the extending electrode 341 of exposure other parts is (e.g.
Exposure 4 of extending electrode 341 while wherein 3 while).So the present invention is not limited thereto, and second electrode 339 can covering part
2 of extending electrode 341 while or at 3,.
The body part 3391 of second electrode 339 has close to the proximal end 339a of touch-control sensing electrode 314 and far from touch-control sense
Survey electrode 314 distal end 339b, the second electrode 339 positioned at proximal end 339a be to be overlapped in extending electrode in the Z-axis direction
341, the second electrode 339 positioned at distal end 339b is not to be overlapped in extending electrode 341 in the Z-axis direction.By on the other hand seeing it,
The distance between the second electrode 339 of distal end 339b and light emitting diode 135 are less than the second electrode 339 and hair of proximal end 339a
The distance between optical diode 135.The second electrode 339 of distal end 339b can for the second electrode 339 compared to proximal end 339a
There is provided light emitting diode 135 more light transmission space.
In the present embodiment, first electrode 131 has a first voltage V1, and extending electrode 341 has a second voltage V2,
There is touch-control sensing electrode 314 a tertiary voltage V3, first voltage V1 to be greater than second voltage V2, and tertiary voltage V3 is greater than second
Voltage V2.The electric current of body part 3391 can be directed at down extending electrode 341 by interconnecting piece 3392, can make the body part 3391 on upper layer
The light-shielding of light emitting diode 135 is reduced, is reached using extending electrode 341 and generates electric power shielding, reduce first electrode
131 for interference caused by touch-control sensing electrode 314 or touch-control sensing electrode 314 to interference caused by first electrode 131.
Extending electrode 341 and second electrode 339 can have equipotential, have a fixed voltage (e.g. DC voltage).Extending electrode
341 can form stable voltage protection in the outer ring of first electrode 131.
Similar to above-mentioned touch control display apparatus 10,131 upright projection of first electrode is in the area on substrate 100 less than
Two electrodes, 339 upright projection is in the area on substrate 100.In a upright projection on the substrate 100, first electrode 131 and touching
Controlling has a first distance D between sensing electrode 3141, have one second between second electrode 339 and touch-control sensing electrode 314
Distance D2, second electrode 339 is with the third distance D for protruding from first electrode 1313.Second distance D2It is smaller than first distance
D1.Third distance D3It can be equal to or be less than second distance D2.Third distance D32 microns can be greater than.Second distance D2It is micro- that 2 can be greater than
Rice, or it is greater than 5 microns more preferably.In the present embodiment, first electrode 131 can be used as anode, and second electrode 339 can be used as cathode.
It is greater than for the comparative example of first distance compared to second distance, due to the second distance D of the present embodiment2Less than
One distance D1, second electrode 339 and/or extending electrode 341 with fixed voltage can be in first electrodes 131 and touch-control sensing electricity
Increase parallel electric line signal between pole 314, generate electric power shielding, reduces first electrode 131 for 314 institute of touch-control sensing electrode
Caused by interfere.Also, for touch control display apparatus 30 is compared to touch control display apparatus 10, due to the second electrode of distal end 339b
The distance between 339 and light emitting diode 135 are less than between the second electrode 339 of proximal end 339a and light emitting diode 135
Distance, at least side of second electrode 339 can provide the more light transmission space of light emitting diode 135, be capable of providing light-emitting diodes
The higher light transmittance of pipe 135, is also to have better light-out effect.Furthermore compared to the embodiment of touch control display apparatus 10
For, since the present embodiment also has extending electrode 341 other than second electrode 339, extending electrode 341 can provide more stable
Voltage protection effect.In addition, for embodiment compared to touch control display apparatus 10, due to (the filling of the present embodiment insulating layer
Layer 112) on only have second electrode 339 without touch-control sensing electrode 314, the cabling of upper layer (on filled layer 112) is less,
Patterning is simpler, has more space to can be used as other designed uses.
Fig. 4 A shows the top view of the touch control display apparatus 40 according to fourth embodiment of the invention.Fig. 4 B is shown along Fig. 4 A
A-A ' line sectional view.Fig. 4 A shows X-axis and Y-axis is formed by plane.Fig. 4 B shows Y-axis and Z axis is formed by plane.
X-axis, Y-axis and Z axis can be orthogonal.The touch-control that the touch control display apparatus 40 of Fig. 4 A~Fig. 4 B is analogous to Figure 1A~Figure 1B is shown
Device 10, the difference is that the periphery of the second electrode 439 of touch control display apparatus 40 also separately includes a bucking electrode 441,
Other repetitions are no longer described in detail in this.
Referring to Fig. 4 A and Fig. 4 B, second electrode 439 and bucking electrode 441 may be disposed at same plane, e.g.
It is all set on the upper surface 112a of filled layer 112.It is to be separated from each other, and have between second electrode 439 and bucking electrode 441
Different voltage.For example, second electrode 439 and bucking electrode 441 can have different size of DC voltage.Wherein, shielding electricity
Pole 441 may be disposed between second electrode 439 and touch-control sensing electrode 414.Therefore, the touch-control compared to Figure 1A~Figure 1B is shown
For the embodiment of device 10, bucking electrode 441 can provide more stable voltage protection effect.
Fig. 5 A shows the top view of the touch control display apparatus 50 according to fifth embodiment of the invention.Fig. 5 B is shown along Fig. 5 A
A-A ' line sectional view.Fig. 5 A shows X-axis and Y-axis is formed by plane.Fig. 5 B shows Y-axis and Z axis is formed by plane.
X-axis, Y-axis and Z axis can be orthogonal.The touch-control that the touch control display apparatus 50 of Fig. 5 A~Fig. 5 B is analogous to Figure 1A~Figure 1B is shown
Device 10, the difference is that the second electrode 539 of touch control display apparatus 50 is in the driving adjacent to touch-control sensing electrode 514
The side of electrode 5141 has different protrusion distances relative to first electrode from adjacent to the side of receiving electrode 5142, other are heavy
Multiple is no longer described in detail in this.
Referring to Fig. 5 A and Fig. 5 B, touch-control sensing electrode 514 includes a driving electrodes 5141 and a receiving electrode
5142, for example, both voltage it is not identical.Second electrode 539 and touch-control sensing electrode 514 are located at same level.Also that is,
Two electrodes 539, driving electrodes 5141 and receiving electrode 5142 are all on the upper surface 112a of filled layer 112.Also, the second electricity
Pole 539 is between driving electrodes 5141 and receiving electrode 5142.In the upright projection on substrate 100, adjacent to driving electricity
539 opposite first pole 131 of second electrode of the side of pole 5141 has one first protrusion distance D31And adjacent to receiving electrode
The second electrode 539 of 5142 side has one second protrusion distance D32, the first protrusion distance D31Greater than the second protrusion distance D32。
There is distance D between first electrode 131 and driving electrodes 51414, there is distance D between receiving electrode 51421.Distance D1Greatly
In distance D4.There is distance D between second electrode 539 and driving electrodes 51415, there is distance D between receiving electrode 51422。
Distance D5With distance D2It can be identical.Since annoyance level of the first electrode 131 for receiving electrode 5142 is greater than receiving electrode
5141, therefore, second electrode 539 is protruded distance D relative to the first of first electrode 131 by design through this embodiment31Greatly
Distance D is protruded in second32, so that second electrode 539 can provide more protecting effect in the side adjacent to receiving electrode 5141,
Avoid receiving electrode 5142 by the interference of first electrode 131.
Fig. 6 A shows the top view of the touch control display apparatus 60 according to sixth embodiment of the invention.Fig. 6 B is shown along Fig. 6 A
A-A ' line sectional view.Fig. 6 A shows X-axis and Y-axis is formed by plane.Fig. 6 B shows Y-axis and Z axis is formed by plane.
X-axis, Y-axis and Z axis can be orthogonal.The touch-control that the touch control display apparatus 60 of Fig. 6 A~Fig. 6 B is analogous to Figure 1A~Figure 1B is shown
Device 10, the difference is that the configuration of the touch-control sensing electrode 614 of touch control display apparatus 60, and another includes a shielding electricity
Pole 641, other repetitions are no longer described in detail in this.
Referring to Fig. 6 A and Fig. 6 B, bucking electrode 641, first electrode 131 and touch-control sensing electrode 614 be may be disposed at
Same plane is also all to be set on the upper surface 108a of flatness layer 108 and be separated from each other.Insulating layer (filled layer 112) covers
Lid bucking electrode 641, first electrode 131 and touch-control sensing electrode 614.In a upright projection on the substrate 100, bucking electrode
641 partly overlap with second electrode 639.Bucking electrode 641 is around first electrode 131 and light emitting diode 135.Bucking electrode
641 can be between first electrode 131 and touch-control sensing electrode 614.Bucking electrode 641 can be a ring electrode, e.g. by 4
A side is formed by rectangle.Have one to separate in the upright projection of substrate 100, between bucking electrode 641 and first electrode 131
Distance D61, there is an overlapping widths D between bucking electrode 641 and second electrode 63962(with separation distance D61In same vertical plane
On overlapping widths), between first electrode 131 and second electrode 639 have a vertical height D63, separation distance D61Be greater than or
Equal to vertical height D63, and overlapping widths D62More than or equal to vertical height D63.Separation distance D61With overlapping widths D62It can divide
It great Yu not be 2 microns.
In the present embodiment, first electrode 131 has a first voltage V4, and second electrode 639 has a second voltage V5,
Touch-control sensing electrode 614 has a tertiary voltage V6, and bucking electrode 641 has one the 4th voltage V7, wherein the 4th voltage V7 points
It great Yu not first voltage V4, second voltage V5 and tertiary voltage V6.First voltage V4 can be similar to tertiary voltage V6.Second voltage
V5 can be respectively smaller than first voltage V4 and tertiary voltage V6.Due to bucking electrode 641 provide a higher voltage, can establish compared with
Big electric field obstructs the interference signal between first electrode 131 and touch-control sensing electrode 614 in turn.
For embodiment compared to touch control display apparatus 10, since the present embodiment also has other than second electrode 639
There is bucking electrode 641, bucking electrode 641 can provide the voltage protection effect of more strength.In addition, compared to touch control display apparatus 10
Embodiment for, due on the present embodiment insulating layer (filled layer 112) only have second electrode 339 without touch-control sensing electricity
The cabling of pole 614, upper layer (on filled layer 112) is less, and patterning is simpler, has more space to can be used as other designs and uses
On the way.
Fig. 7 A shows the top view of the touch control display apparatus 70 according to seventh embodiment of the invention.Fig. 7 B is shown along Fig. 7 A
B-B ' line sectional view.Fig. 7 A shows X-axis and Y-axis is formed by plane.Fig. 7 B shows Y-axis and Z axis is formed by plane.
X-axis, Y-axis and Z axis can be orthogonal.The touch-control that the touch control display apparatus 70 of Fig. 7 A~Fig. 7 B is analogous to Figure 1A~Figure 1B is shown
Device 10, the difference is that the type and corresponding first electrode 731 of the light emitting diode 735 of touch control display apparatus 70 with
The configuration of second electrode 739, other repetitions are no longer described in detail in this.
Referring to Fig. 7 A and Fig. 7 B, the light emitting diode 735 of touch control display apparatus 70 is crystal-coated light-emitting diodes.
Luminescent layer 7352 is set between the first type semiconductor layer 7351 and the second type semiconductor layer 7353.Also that is, light emitting diode 735
The first contact electrode 733 correspond to the identical faces of luminescent layer 7352 with the second contact electrode 737, and first contacts electrode
733 and second contact electrode 737 all positioned on the surface of substrate 100.First contact electrode 733 and the second contact electrode
First type semiconductor layer 7351 and the second type semiconductor layer 7353 are electrically connected at first electrode 731 and the second electricity respectively by 737
Pole 739.First electrode 731, second electrode 739 are all located in identical plane with touch-control sensing electrode 714 (e.g. all to be formed
In on the upper surface of flatness layer 108 108), and be separated from each other on the direction of Y-axis.First electrode 731 with second electrode 739
In the same side of luminescent layer 7352.First electrode 731 can be between second electrode 739 and touch-control sensing electrode 714.Second electricity
Pole 739 is around light emitting diode 735 and first electrode 731.First electrode 731 can have a first voltage V8, second electrode 739
Can have a second voltage V9, first voltage V8 that can be greater than second voltage V9.First electrode 731, which can be, to be electrically contacted to drive
The anode of control element 120.Second electrode 739 can have fixed voltage (e.g. DC voltage).Therefore, second electrode 739
Parallel electric line signal can be increased between first electrode 731 and touch-control sensing electrode 714, electric power shielding is generated, reduce by first
Electrode 731 is for interference caused by touch-control sensing electrode 714.
Fig. 8 A shows the top view of the touch control display apparatus according to eighth embodiment of the invention.Fig. 8 B is shown along Fig. 8 A's
The sectional view of B-B ' line.Fig. 8 A shows X-axis and Y-axis is formed by plane.
Fig. 8 B shows Y-axis and Z axis is formed by plane.X-axis, Y-axis and Z axis can be orthogonal.The touch-control of 8A~8B figure
Display device 80 is analogous to the touch control display apparatus 70 of Fig. 7 A~Fig. 7 B, the difference is that the of touch control display apparatus 80
The configuration of two electrodes 8392 and further include an extending electrode 841, other repetitions are no longer described in detail in this.
Scheme referring to 8A and 8B, second electrode 839 includes a body part 8391 and an interconnecting piece 8392.Second electricity
On the body part 8391 of pole 839, first electrode 831 and the settable same plane of touch-control sensing electrode 814, e.g. all it is set to
On the upper surface 108a of flatness layer 108 and it is separated from each other.Insulating layer (filled layer 112) covers body part 8391, first electrode 831
With touch-control sensing electrode 814.The interconnecting piece 8392 of second electrode 839 can be passed through filled layer 112 by body part 8391 and electrically be connected
It is connected to extending electrode 841 (e.g. directly contact).Second electrode 839 and extending electrode 841 are set to different layers.Extending electrode
841 can be formed on same plane with source electrode 126 and drain electrode 128, e.g. all be formed in gate insulating layer 106
On the 106a of upper surface.In a upright projection on the substrate 100, extending electrode 841 is around first electrode 831 and light emitting diode
835.Extending electrode 841 can be between first electrode 831 and touch-control sensing electrode 814.Extending electrode 841 can be a closed-loop
Shape structure, but not limited to this.Since extending electrode 841 and second electrode 839 are formed in different layers, extending electrode 841 is less
It will affect resolution ratio.Extending electrode 841 and second electrode 839 can have equipotential, have a fixed voltage (e.g. direct current
Pressure).Extending electrode 841 can form stable voltage protection in the outer ring of first electrode 831.Extending electrode 841 and second electrode
839 can have equipotential, have a fixed voltage (e.g. DC voltage).Therefore, for compared to touch control display apparatus 70,
Since touch control display apparatus 80 further includes extending electrode 841, voltage stabilization can be had the effect of.
Fig. 9 shows the top view of the touch control display apparatus 90 according to ninth embodiment of the invention, shows X-axis and Y-axis institute
The plane of formation.Touch control display apparatus 90 can be similar to touch control display apparatus 10~80, show a light-emitting component configuring area
The embodiment for having 3 light emitting diodes 935 to arrange in PX, the right disclosure are not limited.
Fig. 9 is please referred to, includes 3 light emitting diodes, 935,3 light emitting diodes in a light-emitting component configuring area PX
935 primary color may respectively be red, green and blue.The corresponding first electrode 931 of 3 935 institutes of light emitting diode
It can be separated from each other, corresponding second electrode 939 can connect jointly.Also that is, second electrode 939 is 3 light emitting diodes 935
Common electrode.931 upright projection of first electrode is less than 939 upright projection of second electrode in substrate 100 in the area on substrate 100
On area.In a upright projection on the substrate 100, have one first between first electrode 931 and touch-control sensing electrode 914
Distance D1, on the extending direction of the shortest distance between first electrode 931 and touch-control sensing electrode 914, second electrode 939 with
There is a second distance D between touch-control sensing electrode 9142, second electrode 939 is with the third for protruding from first electrode 931
Distance D3.Second distance D2It is smaller than first distance D1.Third distance D3It can be equal to or be less than second distance D2。
Since the area of the second electrode of touch control display apparatus of the invention is greater than the area of first electrode, and on substrate
Upright projection in, the first distance between first electrode and touch-control sensing electrode is greater than second electrode and touch-control sensing electrode
Between second distance.In other words, second electrode is to protrude from first electrode, compared to being closer to touching for first electrode
Control sensing electrode.Therefore, it is greater than compared to second distance for the comparative example of first distance, since second electrode of the invention can
Between first electrode and touch-control sensing electrode increase parallel electric line signal, generate electric power shielding, reduce first electrode for
Interference caused by touch-control sensing electrode.
Although however, it is not to limit the invention in conclusion the present invention is disclosed as above with embodiment.Institute of the present invention
Belong to technical staff in technical field, without departing from the spirit and scope of the present invention, when various variation and retouching can be made.Cause
This, protection scope of the present invention is subject to view as defined in claim.
Claims (20)
1. a kind of touch control display apparatus, comprising:
One substrate；
One light emitting diode is set on the substrate, which includes one first type semiconductor layer, a luminescent layer and one
Second type semiconductor layer, the luminescent layer are set between first type semiconductor layer and second type semiconductor layer, first type
Semiconductor layer and second type semiconductor layer are electrically connected in a first electrode and a second electrode；
One touch-control sensing electrode, is set on the substrate；And
One drive control element, is configured on the substrate, and wherein the first electrode is electrical connected with the drive control element；
Wherein in the upright projection on the substrate, between the first electrode and the touch-control sensing electrode have one first away from
From the first distance is from an extending direction of the first electrode and the touch-control sensing electrode, the second electrode and the touch-control sense
Surveying has a second distance between electrode, and the second distance is less than the first distance.
2. touch control display apparatus as described in claim 1, wherein the second electrode and the touch-control sensing electrode are having the same
Material and thickness.
3. touch control display apparatus as described in claim 1, wherein the second electrode upright projection is big in the area on the substrate
In the first electrode upright projection in the area on the substrate, and the second electrode has an opening.
4. touch control display apparatus as claimed in claim 3, wherein the split ring is around the light emitting diode.
5. touch control display apparatus as described in claim 1 separately includes an extending electrode, the extending electrode and second electrode electricity
Property connection, the extending electrode and the second electrode be set to Different Plane, which is set to the touch-control sensing electrode
Same plane.
6. touch control display apparatus as claimed in claim 5 further includes an insulating layer, which is set on the substrate, should
Light emitting diode is embedded among the insulating layer, and wherein the second electrode is set on a upper surface of the insulating layer, the insulation
Layer covers the extending electrode, the first electrode and the touch-control sensing electrode.
It further include one first insulating layer and a second insulating layer 7. touch control display apparatus as claimed in claim 5, this is first absolutely
Edge layer is set on the substrate, which is set on first insulating layer, the light emitting diode be embedded in this second
Among insulating layer, wherein the second electrode is set on a upper surface of the second insulating layer, the extending electrode, the first electrode
It is all set on a upper surface of first insulating layer with the touch-control sensing electrode.
8. touch control display apparatus as claimed in claim 5, wherein the extending electrode is around the first electrode and the light-emitting diodes
Pipe.
9. touch control display apparatus as claimed in claim 5, wherein the extending electrode is located at the first electrode and the touch-control sensing
Between electrode.
10. touch control display apparatus as claimed in claim 5, wherein the first electrode has a first voltage, the extending electrode
With a second voltage, which has a tertiary voltage, which is greater than the second voltage, and the third
Voltage is greater than the second voltage.
11. touch control display apparatus as described in claim 1, wherein the touch-control sensing electrode includes that a driving electrodes are received with one
Electrode, the second electrode and the touch-control sensing electrode are located at same level, and the second electrode is located at the driving electrodes and connects with this
It receives between electrode,
In the upright projection on the substrate, the second electrode adjacent to the driving electrodes side has with respect to the first electrode
One first protrusion distance and the second electrode adjacent to the receiving electrode side have one second protrusion distance, first protrusion
Distance is greater than the second protrusion distance.
Further include a bucking electrode 12. touch control display apparatus as described in claim 1, the bucking electrode be set to this first
Between electrode and the touch-control sensing electrode, and the bucking electrode and the second electrode part in the upright projection on the substrate
Overlapping.
13. touch control display apparatus as claimed in claim 12 further includes an insulating layer, which is set on the substrate,
The light emitting diode is embedded among the insulating layer, and wherein the second electrode is set on a upper surface of the insulating layer, and should
Insulating layer covers the bucking electrode, the first electrode and the touch-control sensing electrode.
14. touch control display apparatus as claimed in claim 12, wherein the first electrode has a first voltage, the second electrode
With a second voltage, which has a tertiary voltage, which has one the 4th voltage, wherein this
Four voltages are respectively greater than the first voltage, the second voltage and the tertiary voltage.
15. touch control display apparatus as claimed in claim 12, wherein in the upright projection of the substrate, the bucking electrode with
There is a separation distance between the first electrode, there are an overlapping widths, this first between the bucking electrode and the second electrode
There is a vertical height, which is greater than or equal to the vertical height, and the overlapping is wide between electrode and the second electrode
Degree is greater than or equal to the vertical height.
16. touch control display apparatus as claimed in claim 15, wherein the overlapping widths are greater than 2 microns.
17. touch control display apparatus as described in claim 1, wherein the first electrode, the second electrode and the touch-control sensing are electric
Pole is all located in identical plane, and the first electrode and the second electrode are located at the same side of the luminescent layer, the second electrode
Around the light emitting diode.
18. touch control display apparatus as claimed in claim 17, wherein the first electrode has a first voltage, the second electrode
With a second voltage, which is greater than the second voltage.
19. touch control display apparatus as claimed in claim 17 further includes an extending electrode, the extending electrode and the second electrode
It is electrically connected, the extending electrode and the partial drive control element are set to same layer.
20. touch control display apparatus as claimed in claim 19, wherein the second electrode and the extending electrode are set to different layers,
And the extending electrode forms an enclosed construction.
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| TW107143755 | 2018-12-05 | ||
| TW107143755A TWI704478B (en) | 2018-12-05 | 2018-12-05 | Touch display device |
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| CN109830499B CN109830499B (en) | 2021-03-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109782959A (en) * | 2019-02-02 | 2019-05-21 | 京东方科技集团股份有限公司 | Touch display screen, driving method and display device |
| CN111798786A (en) * | 2019-07-26 | 2020-10-20 | 友达光电股份有限公司 | Driving method of display device |
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| CN104779267A (en) * | 2015-04-01 | 2015-07-15 | 上海天马微电子有限公司 | Organic light-emitting display panel and organic light-emitting display |
| CN108183156A (en) * | 2017-12-26 | 2018-06-19 | 深圳市华星光电技术有限公司 | Micro-led display panel and preparation method thereof |
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| TW201346998A (en) * | 2012-05-15 | 2013-11-16 | Wintek Corp | Touch display panel |
| TWI621261B (en) * | 2016-08-31 | 2018-04-11 | 群創光電股份有限公司 | Organic light-emitting diode touch display device |
| US10331263B2 (en) * | 2016-11-23 | 2019-06-25 | Superc-Touch Corporation | OLED display panel with touch sensing electrodes |
| KR20180066945A (en) * | 2016-12-09 | 2018-06-20 | 삼성디스플레이 주식회사 | Display device |
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| CN104779267A (en) * | 2015-04-01 | 2015-07-15 | 上海天马微电子有限公司 | Organic light-emitting display panel and organic light-emitting display |
| CN108183156A (en) * | 2017-12-26 | 2018-06-19 | 深圳市华星光电技术有限公司 | Micro-led display panel and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109782959A (en) * | 2019-02-02 | 2019-05-21 | 京东方科技集团股份有限公司 | Touch display screen, driving method and display device |
| CN109782959B (en) * | 2019-02-02 | 2022-11-25 | 京东方科技集团股份有限公司 | Touch display screen, driving method and display device |
| CN111798786A (en) * | 2019-07-26 | 2020-10-20 | 友达光电股份有限公司 | Driving method of display device |
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| CN109830499B (en) | 2021-03-30 |
| TWI704478B (en) | 2020-09-11 |
| TW202022575A (en) | 2020-06-16 |
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