Background technology
Along with the touch display technique is maked rapid progress, the touch control display panel product in line with have integrate simple and easy, low power consumption, in light weight, be easy to carry about with one and advantage such as with low cost, thereby widespread on various electronic products.And along with the function fast development of plane or flexible musical form display panel product, to use in order being more convenient for and to meet the hommization demand, plane or the flexible musical form display panel of integrating the touch-control interface have become development trend at present, and the major product of endeavouring to research and develop for this industry in recent years.
As shown in Figure 1, it is the sectional exploded view of existing touch-control display structure 1, existing touch-control display structure 1 comprises touch-control part 11 and display part 13, touch-control part 11 has two substrates 111 and is folded in wherein touch-control electrode 113, spacer element 115, and the display part then has display layer 131, touch-control electrode 133, thin film transistor (TFT) 135 (Thin Film Transistor; TFT) and substrate 137.
As seen from the figure, existing touch-control display structure 1 is on the display surface 130 of display layer 131, directly attaches touch-control part 11, so that the user directly goes touch-control electrode 133 is carried out the touch-control action.Yet, substrate 111 in the touch-control part 11 is made with clear glass substrate, and not only the cost costliness more need place on the display surface 130 of display part 13 because of touch-control part 11, but cause the apparent brightness of touch-control display structure 1 to reduce, and then cause the user visual tired.In addition, because touch-control part 11 has comprised two plate bases 111 altogether, the certain thickness that need account for makes the frivolous development of touch-control display structure 1 limited.
Above-mentioned existing touch-control display structure is to discuss at the electric resistance touch-control display structure, yet except that the electric resistance touch-control display structure, electromagnetic touch-control display structure now also has similar problem, that is shortcoming such as cost is expensive and frivolous development is limited.
In sum, the touch control display apparatus that a kind of touch-control display structure is provided and comprises this touch-control display structure, it has more existing frivolous volume, but can increase apparent brightness simultaneously and reduce cost of manufacture, and this is the target that this industry is needed effort badly.
Summary of the invention
For solving foregoing problems, the object of the present invention is to provide a kind of touch-control display structure of touch control display apparatus, not only the more frivolous cost that reduces simultaneously of volume more can avoid display brightness to lower.
For reaching aforementioned purpose, the invention provides a kind of touch-control display structure that is used for a touch control display apparatus, touch control display apparatus has more a touch control controller that electrically connects with the touch-control display structure.The touch-control display structure comprises a display layer, a circuit layer and a touch-control electrode Lower Half.Circuit layer is arranged at the display layer below, and it has a substrate, a drive electrode and a touch-control electrode first half, and the drive electrode and the touch-control electrode first half are arranged at a upper surface and a lower surface of substrate respectively, and electrically connect with touch control controller respectively.Touch-control electrode Lower Half is arranged at a upper surface of touch-control electrode base board, and electrically connects with touch control controller.The touch-control electrode first half and touch-control electrode Lower Half produce a touching signals in response to a pressing force of a user, and touching signals is sent to drive electrode after receiving processing by touch control controller, so that drive electrode drives display layer.
Another object of the present invention provides a kind of touch control display apparatus, comprises a touch control controller and an aforementioned touch-control display structure.Touch control controller and touch-control display structure electrically connect, so that the touching signals that touch control controller is produced in response to a pressing force of a user according to the touch-control display structure, and drive the action of touch-control display structure.
The touch control display apparatus that the present invention also provides a kind of touch-control display structure and comprises this touch-control display structure, similar aforesaid touch-control display structure and touch control display apparatus, touch control display apparatus has a touch control controller that electrically connects with the touch-control display structure, and wherein the touch-control display structure comprises a display layer, a circuit layer, one second antenna stack electrode and a touch-control electrode base board.Circuit layer is arranged at the display layer below, and it has a substrate, a drive electrode and one first antenna stack electrode, and the drive electrode and the first antenna stack electrode are arranged at a upper surface and a lower surface of substrate respectively, and electrically connect with touch control controller respectively.The second antenna stack electrode is arranged at a upper surface of a touch-control electrode base board, and electrically connects with touch control controller.Wherein the first antenna stack electrode and the second antenna stack electrode form a magnetic field receiving plane, the magnetic field receiving plane changes an energy distribution of magnetic field receiving plane and produces a touching signals in response to an electromagnetic signal, touching signals is sent to drive electrode after receiving processing by touch control controller, so that drive electrode drives display layer.
Another object of the present invention provides a kind of touch control display apparatus, comprises a touch control controller and an aforementioned touch-control display structure.Touch control controller and touch-control display structure electrically connect, so that touch control controller changes an energy distribution and produces a touching signals in response to an electromagnetic signal according to the touch-control display structure, touching signals is sent to drive electrode after receiving processing by touch control controller, so that drive electrode drives display layer.
Useful technique effect of the present invention is: the present invention is by aforesaid configuration, not only do not need the touch-control display structure is arranged on the display surface, and needn't use the substrate of expensive transparent material as the touch-control display structure, avoid reducing brightness because of the sensed assembly of the display surface of display layer covers; In addition, the present invention is arranged at same circuit substrate with the drive electrode and the touch-control electrode first half, simplifies material and uses to dwindle overall volume and to reduce manufacturing cost, and by this, the present invention just can solve the problem of prior art effectively.
Embodiment
Below will explain a kind of touch-control display structure of the present invention by embodiment.It should be noted that embodiments of the invention are not to need can implement in any particular environment, application or particular form as described below in order to restriction the present invention.Therefore, only be explaination purpose of the present invention about the explanation of embodiment, but not in order to restriction the present invention.
At first, please refer to Fig. 2, it is the synoptic diagram of a touch control display apparatus 2 of one embodiment of the invention.Touch control display apparatus 2 comprises a touch control controller 21, a touch-control display structure 23, first lead 25, second lead 27 and privates 29.In practical application, touch control display apparatus 2 is an Electronic Paper panel (E-ink) or a pliability flat-panel screens.Touch control controller 21 is electrically connect with touch-control display structure 23, touch control controller 21 receives and handles the touching signals (indicating) that touch-control display structure 23 is transmitted by first lead 25 and second lead 27, uses by privates 29 and drives the corresponding action of touch-control display structure 23 generations.
More specifically, please also refer to Fig. 3, it is the sectional exploded view of touch-control display structure 23.Touch-control display structure 23 comprises a display layer 31, a circuit layer 33, a plurality of spacer element 35, a touch-control electrode Lower Half 37 and a touch-control electrode base board 39.
Display layer 31 comprises a transparency electrode 313 and the electrophoresis material (electrophoretic material) 315 with a display surface 311.Circuit layer 33, touch-control electrode Lower Half 37 and touch-control electrode base board 39 are an opposite face that is arranged at display surface 311, by above-mentioned configuration, the picture that display surface 311 is presented, but will do not covered in apparent brightness and under the situation about reducing, directly be presented on the user at the moment by circuit layer 33, touch-control electrode Lower Half 37 and touch-control electrode base board 39.
Circuit layer 33 is arranged at display layer 31 belows, and it has a substrate 331, a plurality of drive electrode 333, a plurality of thin film transistor (TFT) (Thin Film Transistor; TFT) the 335 and one touch-control electrode first half 337, the drive electrode 333 and the touch-control electrode first half 337 are arranged at a upper surface and a lower surface of substrate 331 respectively, and electrically connect with touch control controller 21 respectively.Thin film transistor (TFT) 335 also is arranged at surface on the substrate 331, and electrically connects with drive electrode 333, in order to the demonstration of gauge tap display layer 31.
Touch-control electrode Lower Half 37 is arranged at the touch-control electrode first half 337 belows, and is positioned at a upper surface of touch-control electrode base board 39.Touch-control electrode Lower Half 37 is to electrically connect with touch control controller 21.
Substrate 331 and touch-control electrode base board 39 are a printed circuit board (PCB) (Printed Circuit Board; PCB), its material can be glass, the flexual Polyvinylchloride of tool (polyvinyl chloride), poly terephthalic acid diethylester (polyethylene terephthalate), pi (polyimide), polyetheretherketone (polyetheretherketone), PEN (polyethylenenaphthalene-2,6-dicarboxylate) the combination of base material such as grade or above-mentioned base material, and the material of the touch-control electrode first half 337 and touch-control electrode Lower Half 37 can be organic high molecular polymer, metal is (for example golden, copper, carbon, the material that silver or tin etc. can conduct electricity), CNT, graphite, carbon compound or its combination, yet above-mentioned material only is the example among the embodiment, not as limit.
Spacer element 35 is arranged between the touch-control electrode first half 337 and the touch-control electrode Lower Half 37, in order to the touch-control electrode first half 337 and the touch-control electrode Lower Half 37 of being electrically insulated.Specifically, multi-compartment element 35 defines many spaces in the touch-control electrode first half 337 and 37 of touch-control electrode Lower Halves, isolates by this and makes 37 both insulation of the touch-control electrode first half 337 and touch-control electrode Lower Half.In present embodiment, the material of spacer element 35 can be the material that Polyvinylchloride or photoresistance etc. have non-conductive character, in other embodiment, also can be made by the material of other tool insulation effect, and so not with the above-mentioned limit that is exemplified as.
During use, the touch-control electrode first half 337 and touch-control electrode Lower Half 37 produce touching signals in response to a pressing force of a user, touching signals is sent to drive electrode 333 after receiving processing by touch control controller 21, shows so that drive electrode 333 drives display layers 31.
In present embodiment, the touch-control electrode first half 337 and touch-control electrode Lower Half 37 electrically connect with touch control controller 21 by first lead 25 and second lead 27 respectively, touch control controller 21 is by first lead 25, provide scan voltage (not illustrating) to each touch-control electrode first half 337 in regular turn, when user's touch-control during in the display surface 311 of display layer 31, the touch-control electrode first half 337 will be in response to this touch-control towards touch-control electrode Lower Half 37 directions distortion (for example recessed), cause the touch-control electrode first half 337 to contact with touch-control electrode Lower Half 37 by the aforementioned space that is defined by spacer element 35, and present conducting state, this moment, scanning voltage just can conduct to touch-control electrode Lower Half 37 to produce touching signals by the touch-control electrode first half 337, by second lead 27 touching signals is transmitted back to touch control controller 21 again, so that touch control controller 21 is judged position of touch.
In present embodiment, the touch-control electrode first half 337 of present embodiment is on level and the substrate 331 that is arranged at circuit layer 33 independently, and touch-control electrode Lower Half 37 then setting is vertically and independently in a upper surface of touch-control electrode base board 39.Therefore, when overlooking display surface 311, the touch-control electrode first half 337 and touch-control electrode Lower Half 37 will produce the infall of many similar lattice points in fact jointly, and touch control controller 21 just can be learnt coordinate easily, judge the position that produces electrically connect, that is position of touch.
For instance, when touch control controller 21 passes through first lead 25, when scanning voltage is provided to the touch-control electrode first half 337, display surface 311 as user's touch-control display layer 31, to make the touch-control electrode first half 337 and 37 contacts of touch-control electrode Lower Half and present conducting state, then touch-control electrode Lower Half 37 can convert scanning voltage to touching signals according to this, by second lead 27 touching signals is transmitted back to touch control controller 21 more subsequently, thus, touch control controller 21 can learn that just pressure is to result from the touch-control electrode first half 337 and touch-control electrode Lower Half 37 overlappings, and then judges the position of pressure.And utilize above-mentioned principle, when pressure is big more, the overlapping of the touch-control electrode first half 337 and touch-control electrode Lower Half 37 will increase, and therefore just can judge according to this and the pressure size more can detect multi-point touch simultaneously.
The touch control display apparatus synoptic diagram system of another embodiment of the present invention as shown in Figure 4.The structure of touch control display apparatus 4 is similar to the touch control display apparatus 2 of embodiment as the aforementioned substantially, and below narration will not exist together at present embodiment and last embodiment and describes.Specifically, touch control display apparatus 4 comprises a touch control controller 41, a touch-control display structure 5, privates 29, privates 51 and one the 5th lead 53.In practical application, touch control display apparatus 4 is an Electronic Paper panel (E-ink) or a pliability flat-panel screens.Touch control controller 41 is electrically connect with touch-control display structure 5, touch control controller 41 is by privates 51 and the 5th lead 53 first leads 25 and 27 receptions of second lead and handle the touching signals (indicating) that touch-control display structure 5 is transmitted, and uses by privates 29 and drives the corresponding action of touch-control display structures 5 generations.
And shown in the sectional view of Fig. 5, touch-control display structure 5 comprises a display layer 31, a circuit layer 33, one first antenna stack electrode 55, one second antenna stack electrode 57, a touch-control electrode base board 59 and an insulation course 591.The first antenna stack electrode 55 is arranged at a lower surface of the substrate 331 of circuit layer 33, and the second antenna stack electrode 57 is arranged at a upper surface of touch-control electrode base board 59, and both are electric connection by privates 51 and the 5th lead 53 with touch control controller 41 respectively.In addition, insulation course 591 is arranged at the upper surface of touch-control electrode base board 59, and is folded between the first antenna stack electrode 55 and the second antenna stack electrode 57, so that this two electrode insulation.
When reality was used, the first antenna stack electrode 55 and the second antenna stack electrode 57 can form a magnetic field receiving plane as signal receiving end, and the user then need use a time writer (scheming not shown) as the signal transmitting terminal, and produces an electromagnetic signal; When the user operates time writer near the magnetic field receiving plane, electromagnetic signal can make the magnetic flux of magnetic field receiving plane change, cause the energy distribution of magnetic field receiving plane to change, and make the first antenna stack electrode 55 and the second antenna stack electrode, 57 touch-controls produce a touching signals, touching signals can be sent to touch control controller 41 by privates 51 and the 5th lead 53, and by the energy distribution state after the touch control controller 41 reception calculation process, just can define a location point, and drive electrode 333 driving display layers 31 are shown corresponding to time writer.
In sum, the present invention is by aforesaid configuration, touch-control electrode and substrate just need not be arranged on the display surface, so touch control display apparatus just needn't adopt expensive transparent material as substrate, avoid display surface to be covered and reduce brightness by substrate, can reduce simultaneously touch control display apparatus thickness, dwindle overall volume, and reduce cost by this.In addition, more can be because of saving the substrate of touch-control part, and strengthen the touch-control sensing effect, so the present invention can solve the problem of prior art effectively.
The above embodiments only are used for exemplifying enforcement aspect of the present invention, and explain technical characterictic of the present invention, are not to be used for limiting category of the present invention.Any be familiar with this operator can unlabored change or the arrangement of the isotropism scope that all belongs to the present invention and advocated, interest field of the present invention should be as the criterion with claim.