CN205581823U - Touch -control display panel and touch -control display device - Google Patents
Touch -control display panel and touch -control display device Download PDFInfo
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- CN205581823U CN205581823U CN201620093604.XU CN201620093604U CN205581823U CN 205581823 U CN205581823 U CN 205581823U CN 201620093604 U CN201620093604 U CN 201620093604U CN 205581823 U CN205581823 U CN 205581823U
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Abstract
The utility model provides a touch -control display panel, a serial communication port, include: the base plate, the base plate include the area of occurrence with set up in the non -display area of area of occurrence upside and downside, set up in NULL layer on the base plate, the NULL layer is divided into a plurality ofly along the first direction extension and follow the first electrode that second direction parallel was arranged, the first direction with the second direction alternately, an electrode package draws together a plurality of first sub - electrodes and the sub - electrode of a plurality of second, first sub - electrode with the sub - electrode of second is arranged at the interval in proper order, the electrode detection unit, set up in the non -display area of area of occurrence upside, the electrode detection unit to first sub - electrode with the sub - electrode of second transmits the not common voltage signal of equidimension, and is right in order to realize first sub - electrode with the detection of the sub - electrode of second.
Description
Technical field
This utility model relates to touch-control display field, especially relates to a kind of touch-control display panel with detection structure and touch control display device.
Background technology
Touch display panel inputs medium as one, is current a kind of man-machine interaction mode, and therefore, touch display function is integrated in liquid crystal display by increasing product.Being illustrated in figure 1 the structural representation of touch-control display panel 100 of the prior art, wherein, substrate 101 includes that a plurality of D1 in the first direction extends and the first electrode 103 of D2 parallel arrangement in a second direction, and first direction D1 intersects with second direction D2.Wherein, the first electrode 103 can be the touch-control drive electrode that the touch-control receiving and coming from integrated circuit conveying drives signal, meanwhile, detects position of touch by corresponding touch detection electrodes.Therefore, the quality of the first electrode, directly influence touch accuracy and the touch-control effect of whole touch-control display panel.
Summary of the invention
In view of this, this utility model provides a kind of touch-control display panel, it is characterised in that including: substrate, and described substrate includes viewing area and is arranged at the non-display area of the upper side and lower side, described viewing area；Being arranged at the common electrode layer on described substrate, described common electrode layer is divided into multiple extending in a first direction and the first electrode of parallel arrangement in a second direction, and described first direction intersects with described second direction；Described first electrode includes that multiple first sub-electrode and multiple second sub-electrode, described first sub-electrode and described second sub-electrode are intervally arranged successively；Electrode detection unit, it is arranged at the non-display area on the upside of described viewing area, described electrode detection unit transmits different size of public voltage signal to described first sub-electrode and described second sub-electrode, to realize described first sub-electrode and the detection of described second sub-electrode.
On the other hand, this utility model also provides for a kind of touch control display device, it is characterised in that include aforementioned described touch-control display panel.
By using touch-control display panel and the touch control display device of the offer of this utility model embodiment, touch-control display panel and touch control display device are provided with electrode detection unit, this electrode detection unit is arranged in the non-display area on the upside of touch-control display panel viewing area, in the case of not affecting narrow frame, this electrode detection unit can realize the detection of touch control electrode in viewing area.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of touch-control display panel in prior art；
The structural representation of the touch-control display panel that Fig. 2 provides for this utility model embodiment；
The structural representation of another touch-control display panel that Fig. 3 provides for this utility model embodiment；
The structural representation of another touch-control display panel that Fig. 4 provides for this utility model embodiment；
The structural representation of another touch-control display panel that Fig. 5 provides for this utility model embodiment；
Fig. 6 is a kind of touch control display device that this utility model embodiment proposes.
Detailed description of the invention
In order to of the present utility model technology contents is explained in greater detail; as follows especially exemplified by illustrating appended by specific embodiment cooperation; but the following drawings and detailed description of the invention are not to restriction of the present utility model; any art has usually intellectual; without departing from spirit and scope of the present utility model; when making a little change and retouching, protection domain the most of the present utility model is when being as the criterion depending on those as defined in claim.
The structural representation of the touch-control display panel that Fig. 2 provides for this utility model embodiment, touch-control display panel 200 includes: substrate 201, and substrate 201 includes viewing area 203 and is arranged at the non-display area 205 of the upper side and lower side, viewing area 203；Being arranged at the common electrode layer on substrate 201, common electrode layer is divided into multiple D1 in the first direction and extends and the first electrode 207 of D2 parallel arrangement in a second direction, and first direction D1 intersects with second direction D2；First electrode 207 includes that multiple first sub-electrode 2071 and multiple second sub-electrode 2072, the first sub-electrode 2071 and the second sub-electrode 2072 are intervally arranged successively；Electrode detection unit 211, it is arranged at the non-display area 205 on the upside of viewing area 203, the public voltage signal of different magnitude of voltage size can be transmitted to the first sub-electrode 2071 and the second sub-electrode 2072, to realize the first sub-electrode and the detection of the second sub-electrode by electrode detection unit 211.
nullSpecifically，Substrate 201 also includes integrated circuit 209，Integrated circuit 209 is arranged on the non-display area 205 on the downside of viewing area 203，When the first sub-electrode 2071 and the second sub-electrode 2072 are detected，By the integrated circuit 209 all data wire (common knowledges on whole substrate 201，And it is unrelated with the technical solution of the utility model，Be not given the most in the drawings) all transmit the voltage signal of formed objects，Therefore，Whole pixel cell (the common knowledges on whole substrate 201 being electrically connected with data wire，And it is unrelated with the technical solution of the utility model，Be not given the most in the drawings) pixel electrode all receive identical voltage signal，In such cases，Transmitted the constant voltage signal role of touch-control display panel public electrode under the normal display stage (the first sub-electrode 2071 and second sub-electrode 2072 play in the present embodiment) of different magnitude of voltage size to the first sub-electrode 2071 and the second sub-electrode 2072 by electrode detection unit 211，And owing to the first sub-electrode 2071 and the second sub-electrode 2072 are sequentially arranged at intervals，Therefore，If the first electrode 207 of whole touch-control display panel does not has defect，From the point of view of the whole touch-control display panel 200 lighted，On picture, the gray-scale intensity of all first sub-electrode 2071 displays is the most identical、The gray-scale intensity of all second sub-electrode 2072 displays is the most identical，And the first sub-electrode 2071 of arbitrary neighborhood and the second sub-electrode 2072 show the pattern of different gray-scale intensity.If owing to the problem in processing technology, any one first sub-electrode 2071 or the second sub-electrode 2072 are short-circuited, first sub-electrode 2071 of such as arbitrary neighborhood and the second sub-electrode 2072 are by together with " short circuit ", so by the design of this utility model embodiment, after whole touch-control display panel 200 " is lighted ", seemed from display image by " short circuit " first sub-electrode 2071 together and the second sub-electrode 2072, its gray-scale intensity is inconsistent with other normal (" short circuit " does not occurs) first sub-electrode 2071 and the second sub-electrode 2072, therefore can judge that this electrode there occurs short circuit easily, prove that this product is bad product；Same, if any one in the first sub-electrode 2071 or the second sub-electrode 2072 there occurs open circuit due to the problem of processing technology, so by the design of this utility model embodiment, after whole touch-control display panel 200 is lit, region corresponding to first sub-electrode 2071 of generation open circuit or the second sub-electrode 2072 seems to produce any image or brightness from image, therefore can be determined that the first sub-electrode 2071 or second sub-electrode 2072 of this corresponding region occur open circuit, this product is bad.
nullIt should be noted that，In the embodiment depicted in figure 2，Electrode detection unit 211 is arranged in the non-display area 205 on the upside of viewing area 203，And be not in the non-display area 205 on the downside of viewing area 203，The useful benefit of this design has two: first，The binding region of the non-display area 205 generally integrated circuit 209 on the downside of viewing area 203，Owing in the binding region of integrated circuit 209, space is minimum，And load capacitance on stripe type first electrodes 207 is the biggest，If electrode detection unit 211 is designed the binding region at integrated circuit 209，It is the biggest that electrode detection unit 211 cannot do，Therefore (driving force of detection device depends on the size of detection device to exist for the not enough risk of driving force，Size is the biggest，Driving force is the strongest)，If electrode detection unit is produced on this region，The thin film transistor (TFT) of enough driving forces cannot be produced in limited space，And then，Affect Detection results；If it addition, electrode detection unit 211 designs in the lower section of integrated circuit 209, the electrode detection unit 211 of integrated circuit 209 itself may be produced impact；Secondly, if electrode detection unit 211 is placed on the non-display area 205 on the downside of viewing area 203, optionally, being placed on the region between integrated circuit 209 and stripe type first electrodes 207, this will take fanout routing region, be unfavorable for narrow frame design.
Therefore, analysis based on above defect situation the most of the same race, by using the design in this utility model embodiment, touch-control display panel arranges electrode detection unit, this electrode detection unit is arranged in the non-display area on the upside of touch-control display panel viewing area, in the case of not affecting narrow frame, this electrode detection unit can realize the detection of touch control electrode in viewing area.
nullIt can further be stated that，" lighting " described in this utility model embodiment，The scheme i.e. carried in this utility model embodiment: by from outside (before unbound integrated circuit) or by integrated circuit (after binding integrated circuit) to all gate line (common knowledges on whole substrate，Figure is not given) input one constant voltage，By the pixel (common knowledge of each row，Figure is not given) all open，Simultaneously from outside (before unbound integrated circuit) or by integrated circuit (after binding integrated circuit) to all data wire (common knowledges，Figure is not given) input identical constant voltage，The data wire on all substrates 201 is made all to receive identical voltage signal，This pixel electrode being equivalent to described pixel cell all have received identical voltage signal，Transmitted the signal of different voltage swing again to all first sub-electrodes 2071 and all second sub-electrodes 2072 by electrode detection unit 211.
By using the touch-control display panel that this utility model embodiment provides as shown in Figure 2, touch-control display panel is provided with electrode detection unit, this electrode detection unit is arranged in the non-display area on the upside of touch-control display panel viewing area, in the case of not affecting narrow frame, this electrode detection unit can realize the detection of touch control electrode in viewing area.
It can further be stated that, as a example by embodiment illustrated in fig. 1, first electrode 207 electrically connects with integrated circuit 209, in the display stage, first electrode 207 receives the common signal of integrated circuit transmission, thus performing the image display function of touch-control display panel, integrated circuit 209 is located at the non-display area 205 on the downside of described viewing area 203.
It can further be stated that, as a example by embodiment illustrated in fig. 2, electrode detection unit 211 includes: first input end and the second input (not being given in figure), and first input end is unified to be electrically connected with the first sub-electrode 2071, and the second input is unified to be electrically connected with the second sub-electrode 2072.Different size of voltage signal is inputted to the first sub-electrode 2071 and the second sub-electrode 2072 respectively by first input end and the second input, during to realize detecting touch-control display panel 200, in touch-control display panel 200, adjacent first sub-electrode 2071 and the region corresponding to the second sub-electrode 2072 show the pattern of different gray-scale intensity respectively.
Also, it should be noted as a example by embodiment illustrated in fig. 2, electrode detection unit 211 also includes switch element (not providing in figure), switch element is used for controlling whether to the first sub-electrode 2071 and the second sub-electrode 2072 transmitting telecommunication number.So benefit of design is, one end electrode electrically connected detector unit 211 due to the first electrode 207, other end electrical connection integrated circuit 209, need to carry out detection and display timesharing, specifically, when in viewing area 203, the first electrode 207 detects, electrode detection unit 211 to be passed through transmits different size of voltage signal to the first sub-electrode 2071 and the second sub-electrode 2072 simultaneously, now integrated circuit 209 does not transmits public voltage signal to the first electrode 207, but the gate line on substrate 201 and data line transfer signal；When touch-control display panel 200 performs to show function normally, electrode detection unit 211 is controlled by switch element, close from first input end to the path of the first sub-electrode 2071, close from the second input to the path of the second sub-electrode 2072, the i.e. electrode detection unit 211 control by switch element, not to the first sub-electrode 2071 and the second sub-electrode 2072 transmitting telecommunication number, now, integrated circuit 209, to the first sub-electrode 2071 public voltage signal identical with the second sub-electrode 2072 uniform transmission, performs to show function normally.
The structural representation of another touch-control display panel that Fig. 3 provides for this utility model embodiment, with Fig. 2 corresponding to similarity in embodiment and foregoing teachings, here is omitted, only describe difference, particular content is referred to foregoing teachings.In the structure of touch-control display panel shown in Fig. 3, electrode detection unit 311 includes first input end 3111 and the second input 3112, first input end 3111 is unified to be electrically connected with the first sub-electrode 3071, and the second input 3112 is unified to be electrically connected with the second sub-electrode 3072.Electrode detection unit 311 also includes the 3rd input 3113 and multiple the first film transistor 3211 and multiple second thin film transistor (TFT) 3212.Wherein, the grid of the first film transistor 3211 and the second thin film transistor (TFT) 3212 all electrically connects with the 3rd input 3113, first pole of multiple the first film transistors 3211 electrically connects with multiple first sub-electrode 3071 one_to_one corresponding electricity, and the second of multiple the first film transistors 3211 is extremely unified to be electrically connected with first input end 3113；First pole of multiple second thin film transistor (TFT)s 3212 electrically connects with multiple second sub-electrode 3072 one_to_one corresponding, and the second of multiple second thin film transistor (TFT)s 3212 is extremely unified to be electrically connected with the second input 3112.
For array base palte 301, in addition to a plurality of first electrode 307 gone out given in embodiment corresponding to Fig. 3, also have a plurality of D1 in the first direction to extend and the data wire of D2 parallel arrangement in a second direction is not (because being inventive point of the present utility model, so being not drawn into), and a plurality of D2 in a second direction extends and the gate line of D1 parallel arrangement in the first direction is not (because being inventive point of the present utility model, so being not drawn into), the region that gate line and data wire intersect define one by one pixel cell (because not being inventive point of the present utility model, so being not drawn into), gated sweep signal is transmitted by grid alignment pixel cell, to control being turned on and off of pixel cell；Data signal is transmitted, to control the luminosity of pixel cell by data alignment pixel cell.nullBy inputting the most constant voltage from outside (before unbound integrated circuit) or integrated circuit 309 (after binding integrated circuit) to all gate lines，The pixel of each row is all opened，Input a constant voltage from outside (before unbound integrated circuit) or integrated circuit 309 (after binding integrated circuit) to all data wires simultaneously，All of data wire on substrate 301 is made all to receive identical voltage signal，Constant high level signal or a low level signal is inputted the most again by the 3rd input 3113，Multiple the first film transistors 3211 and multiple second thin film transistor (TFT) 3212 are opened，Two kinds of unequal voltage signals are inputted to multiple the first film transistors 3211 and multiple second thin film transistor (TFT) 3212 respectively the most respectively by first input end 3111 and the second input 3112，Therefore，These two kinds of unequal voltages are transmitted separately to the first sub-electrode 3071 and the second sub-electrode 3072 by multiple the first film transistors 3211 and multiple second thin film transistor (TFT) 3212.Owing to all data wires on substrate 301 all receive identical voltage signal, and first sub-electrode 3071 and second sub-electrode 3072 of arbitrary neighborhood all receive different voltage signals on substrate 301, so from the point of view of the touch-control display panel 300 of whole " lighting ", on picture, the most identical and adjacent first sub-electrode 3071 of gray-scale intensity of the gray-scale intensity of all first sub-electrodes 3071 displays the second sub-electrode 3072 display the most identical, all and the second sub-electrode 3072 should show the pattern of different gray-scale intensity.If owing to problem in processing technology is for any one first sub-electrode 3071 or second sub-electrode 3072 in the case of of being short-circuited, first sub-electrode 3071 of such as arbitrary neighborhood and the second sub-electrode 3072 are by together with " short circuit ", so by the design of this utility model embodiment, after whole touch-control display panel 300 is lighted, from image, seemed that normal first sub-electrode 3071 of its gray-scale intensity and other and the second sub-electrode 3072 are inconsistent by " short circuit " first sub-electrode 3071 together and the second sub-electrode 3072, therefore can judge that this electrode there occurs short circuit easily, prove that this product is bad product；Same, if any one in the first sub-electrode 3071 or the second sub-electrode 3072 there occurs the situation of open circuit due to the problem of processing technology, so by the design of this utility model embodiment, after whole touch-control display panel 300 is lighted, region corresponding to first sub-electrode 3071 of generation open circuit or the second sub-electrode 3072 seems to produce any image or brightness from image, therefore can be determined that the first sub-electrode 3071 or second sub-electrode 3072 of this corresponding region occur open circuit, this product is bad.
It should be noted that, in the embodiment shown in fig. 3, electrode detection unit 311 is arranged in the non-display area 305 on the upside of viewing area 303, and be not in the non-display area 305 on the downside of viewing area 303, the useful benefit of this design has two: first, the binding region of the non-display area 305 generally integrated circuit 309 on the downside of viewing area 303, owing in the binding region of integrated circuit 309, space is minimum, and load capacitance on stripe type first electrodes 307 is the biggest, if electrode detection unit 311 is designed the binding region at integrated circuit 309, it is the biggest that electrode detection unit 311 cannot do, therefore the risk that driving force is not enough is existed for.If electrode detection unit is produced on this region, it is impossible to produce the thin film transistor (TFT) of enough driving forces in limited space, and then affect Detection results；If it addition, electrode detection unit 311 designs in the lower section of integrated circuit 309, the electrode detection unit 311 of integrated circuit 309 itself may be produced impact；Secondly, if electrode detection unit 311 is placed on the non-display area 305 on the downside of viewing area 303, optionally, being placed on the region between integrated circuit 309 and stripe type first electrodes 307, this will take fanout routing region, be unfavorable for narrow frame design.
For embodiment illustrated in fig. 3, viewing area 303 includes multiple pixel cell (common knowledge does not provides in figure) in array distribution, and each pixel cell includes at least one film crystal pipe unit (common knowledge does not provides in figure).It is known that weigh thin film transistor (TFT) size and the channel width-over-length ratio that principal element is thin film transistor (TFT) of driving force, channel width-over-length ratio is the biggest, and the size of thin film transistor (TFT) is the biggest, and the driving force of thin film transistor (TFT) is the strongest.In preceding embodiment it has been mentioned that, the driving force of stripe type first electrodes 307 in viewing area is driven in order to meet, do not affect the area of non-display area (rim area) on the upside of viewing area simultaneously, optionally, being positioned in the electrode detection unit 311 on the upside of viewing area 303 channel width of included multiple the first film transistors 3211 is in viewing area 303 10 to 50 times of the channel width of at least one film crystal pipe unit；Same, the channel width of multiple second thin film transistor (TFT)s 3212 is in viewing area 303 10 to 50 times of the channel width of at least one film crystal pipe unit.Under this design condition, both can meet the effect that driving force is strong, the size of non-display area on the upside of viewing area (upper side frame) can have been saved again.
Therefore, analysis based on above defect situation the most of the same race, by using the design in this utility model embodiment, touch-control display panel arranges electrode detection unit, this electrode detection unit is arranged in the non-display area on the upside of touch-control display panel viewing area, in the case of not affecting narrow frame, this electrode detection unit can realize the detection of touch control electrode in viewing area.
It should be noted that for previous embodiment, first input end, the second input and the 3rd input, optionally, be conductive pad, and, optionally, it is arranged on the non-display area on the upside of viewing area.By using the design of conductive pad, technique is simple, easily makes；It addition, conductive pad to be arranged on the non-display area on the upside of viewing area, the region of non-display area on the upside of viewing area can be made full use of, it is not necessary to take the area of other non-display area, be of value to narrow frame.
It should be noted that, for previous embodiment, electrode detection unit transmits high level signal and low level signal respectively to the first sub-electrode and the second sub-electrode, use so design, corresponding to the first adjacent sub-electrode and the second sub-electrode, the gray-scale intensity in region differs greatly, be conducive to quickly finding the first sub-electrode and the examination efficiency of the quality of the second sub-electrode, beneficially defective products, improve production efficiency.
The structural representation of another touch-control display panel that Fig. 4 provides for this utility model embodiment, with Fig. 3 corresponding to similarity in embodiment and previous embodiment, here is omitted, only describing difference, the content of concrete similarity is referred to preceding sections.nullConcrete，In the structure of touch-control display panel 400 shown in Fig. 4，Substrate 401 also include a plurality of D1 in the first direction extend and the data wire 430 of D2 parallel arrangement in a second direction (in the present embodiment, being diagrammatically only by property provides 4 data line，But the quantity of data wire is not intended that the restriction to this utility model embodiment)，And a plurality of extend along described second direction D2 and the gate line (common knowledge of D1 parallel arrangement in the first direction，Unrelated with the inventive point of the present embodiment，Be not given in the drawings)，And the electrostatic defending bus 440 electrically connected with data wire 430 (electrostatic defending bus 440 is one " loop wire " around viewing area 403 in the present embodiment，But can also be straight line in other embodiments，Concrete shape does not limits，As long as ensureing that this electrostatic defending bus 440 electrically connects with a plurality of data lines 430)，Electrode detection unit 411 also includes at least one first static protective unit 4311 and at least one second static protective unit 4312，Wherein，One end electrical connection electrostatic defending bus 440 of at least one the first static protective unit 4311，The other end of at least one the first static protective unit 4311 and the electrical connection of the first sub-electrode 4071 one_to_one corresponding；One end electrical connection electrostatic defending bus 440 of at least one the second static protective unit 4312, the other end of at least one the second static protective unit 4312 and the electrical connection of the second sub-electrode 4072 one_to_one corresponding.
Use the technical scheme in the present embodiment, increasing at least one the first static protective unit 4311 and at least one second static protective unit 4312 in electrode detection unit 411, the electromotive force on pixel electrode that can allow in touch-control display panel in pixel cell and the electromotive force on the first sub-electrode 4071 (the display stage is multiplexed with public electrode), the second sub-electrode 4072 (the display stage is multiplexed with public electrode) are equal.If there is electric potential difference between public electrode and pixel electrode, such issues that be easy for liquid crystal polarization, ion aggregation, then in the display stage, display effect will be affected.Next explain in detail, use the technical scheme in the present embodiment is how to reach to eliminate the problem such as liquid crystal polarization, ion aggregation.
It is known that, touch-control display panel has multiple pixel cell (being not drawn in figure), it is rectangular being distributed on panel respectively along first direction and second direction, general, the pixel electrode of each pixel cell all electrically connects with source electrode or the drain electrode of thin film transistor (TFT) in pixel cell, and, general, for in the whole pixel cells on any string thin film transistor (TFT) source electrode or drain electrode all connects and an identical data line on, and in the prior art, in order to eliminate electrostatic present on data wire, it is generally designed the ESD electrostatic bus (data wire 430 in such as the present embodiment and the electrostatic defending bus 440 electrically connected with data wire 430) electrically connected with data wire.nullIn the present embodiment，As a example by the first static protective unit 4311，It is additionally provided with at least one first static protective unit 4311，One end electrical connection electrostatic defending bus 440 of the first static protective unit 4311，The other end of the first static protective unit 4311 and the electrical connection of the first sub-electrode 4071 one_to_one corresponding，So，For electrostatic charge once occurs on the pixel electrode of any pixel cell，So this electrostatic charge just can be along from pixel electrode、The source electrode of thin film transistor (TFT) or drain electrode in pixel cell、Data wire、Electrostatic defending bus 440、First static protective unit 4311，Flow ultimately in the first sub-electrode 4071 (the display stage is multiplexed with public electrode)，Thus reach to allow the equal purpose of the electromotive force on the pixel electrode in pixel cell and the electromotive force on the first sub-electrode 4071 (the display stage is multiplexed with public electrode) in touch-control display panel.For the second static protective unit 4312, principle is identical, and here is omitted.
It can further be stated that, the most simply show schematically first static protective unit 4311 and second static protective unit 4312, but this quantity is not intended that the restriction to the present embodiment, optionally, can be for each first sub-electrode 4,071 one the first static protective unit 4311 of the most corresponding connection, each second sub-electrode 4,072 one second static protective unit 4312 of the most corresponding connection, so can reach the best purpose eliminating the problem such as liquid crystal polarization, ion aggregation.
It should be noted that, in embodiment for earlier figures 2 to Fig. 4, the first film transistor and the second thin film transistor (TFT) all use N-type transistor, but this design is not intended that the restriction to this utility model embodiment, optionally, the first film transistor and the second thin film transistor (TFT) all use P-type transistor；Or the first film transistor uses N-type transistor, and the second thin film transistor (TFT) all uses P-type transistor；Or, the first film transistor uses P-type transistor, the second thin film transistor (TFT) to use N-type transistor.
Fig. 5 show a kind of touch display panel structure schematic diagram that this utility model embodiment provides.In conjunction with the embodiment corresponding to earlier figures 2 to Fig. 4, touch-control display panel 500 includes: substrate 501, substrate 501 is provided with common electrode layer, common electrode layer is divided into multiple first electrode 503, first electrode 503 includes that multiple first sub-electrode and multiple second sub-electrode, the first sub-electrode and the second sub-electrode are intervally arranged successively；Opposite side at substrate 501 also includes counter substrate 502, is additionally provided with a plurality of second electrode 505 on the side deviating from substrate 501 of counter substrate 502, and the bearing of trend of the first electrode 503 and the second electrode intersects.
In Figure 5, the most schematically explain the first electrode 503 and relative position relation of the second electrode 505, each technical scheme in earlier figures 2 to Fig. 4 embodiment is injected for the not additional description of the embodiment corresponding to Fig. 5, concrete, each technical scheme in Fig. 2 to Fig. 4 embodiment is all be applicable to embodiment corresponding to Fig. 5, and this is no longer going to repeat them.Concrete, in the display stage, the first electrode 503 receives the public voltage signal of integrated circuit transmission so that touch-control display panel performs display function；In the touch-control stage, first electrode 503 receives the touch-control of integrated circuit transmission and drives signal, i.e. first electrode 503 is multiplexed with touch-control drive electrode, meanwhile, the touch-control that second electrode 505 is received based on touch-control drive electrode 503 drives signal, generate touch control detection signal, and this touch control detection signal is fed back to integrated circuit so that touch-control display panel performs touch controllable function.
It can further be stated that, for the mutual capacitance control mode touch mode being previously mentioned in Fig. 5 embodiment, it is not limited only in Fig. 5 drawn situation, it may also is that touch-control drive electrode and touch detection electrodes are arranged in a crossed manner inside touch-control display panel, or the one in the two is arranged at inside touch-control display panel, another one is arranged at the outside of touch-control display panel, and, it is arranged at the one within touch-control display panel, both can be arranged at the counter substrate side towards substrate, it is also possible to be arranged at substrate towards counter substrate side.The most all multiple touch-control drive electrodes and touch detection electrodes be oppositely arranged mode, do not repeat them here, the most do not constitute the restriction to this utility model embodiment.
It should be noted that, for being given above various embodiment, the quantity of the first sub-electrode and the second sub-electrode is not as the criterion with the scheme drawn in accompanying drawing, this quantity i.e. does not constitute the restriction to this utility model embodiment, the first concrete sub-electrode and the quantity of the second sub-electrode can be arbitrarily devised according to the needs of product, as long as ensureing that the first sub-electrode and the second sub-electrode are spaced setting successively, and the first adjacent sub-electrode and the second sub-electrode receiving different voltage signals during detection.
Fig. 6 is a kind of touch control display device that this utility model embodiment proposes, and this touch control display device can be for the mobile phone shown in Fig. 6, it is also possible to for touching devices such as computers, concrete, this electronic equipment includes the touch-control display panel mentioned in aforementioned any embodiment.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle.It will be appreciated by those skilled in the art that this utility model is not limited to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute without departing from protection domain of the present utility model.Therefore, although this utility model being described in further detail by above example, but this utility model is not limited only to above example, in the case of conceiving without departing from this utility model, other Equivalent embodiments more can also be included, and scope of the present utility model is determined by scope of the appended claims.
Claims (11)
1. a touch-control display panel, it is characterised in that including:
Substrate, described substrate includes viewing area and is arranged at the non-display area of the upper side and lower side, described viewing area；
Being arranged at the common electrode layer on described substrate, described common electrode layer is divided into multiple extending in a first direction and the first electrode of parallel arrangement in a second direction, and described first direction intersects with described second direction；
Described first electrode includes that multiple first sub-electrode and multiple second sub-electrode, described first sub-electrode and described second sub-electrode are intervally arranged successively；
Electrode detection unit, it is arranged at the non-display area on the upside of described viewing area, described electrode detection unit transmits different size of public voltage signal to described first sub-electrode and described second sub-electrode, to realize described first sub-electrode and the detection of described second sub-electrode.
2. touch-control display panel as claimed in claim 1, it is characterized in that, described first electrode electrically connects with integrated circuit, in the display stage, described first electrode receives the common signal of described integrated circuit transmission, and described integrated circuit is located at the non-display area on the downside of described viewing area.
3. touch-control display panel as claimed in claim 1, it is characterised in that described electrode detection unit includes:
First input end and the second input, described first input end electrically connects with described first sub-electrode, and described second input electrically connects with described second sub-electrode.
4. touch-control display panel as claimed in claim 3, it is characterised in that described electrode detection unit also includes that switch element, described switch element are used for controlling whether to described first sub-electrode and described second sub-electrode transmitting telecommunication number.
5. touch-control display panel as claimed in claim 4, it is characterized in that, described switch element includes the 3rd input and multiple the first film transistor and multiple second thin film transistor (TFT), the grid of described the first film transistor and described second thin film transistor (TFT) all electrically connects with described 3rd input, first pole of described the first film transistor electrically connects with described first sub-electrode one_to_one corresponding, second pole of described the first film transistor electrically connects with described first input end, first pole of described second thin film transistor (TFT) electrically connects with described second sub-electrode one_to_one corresponding, second pole of described second thin film transistor (TFT) electrically connects with described second input.
6. touch-control display panel as claimed in claim 5, it is characterised in that described first input end, described second input and described 3rd input are conductive pad, are arranged on the non-display area on the upside of described viewing area.
7. touch-control display panel as claimed in claim 5, it is characterized in that, described viewing area includes multiple pixel cell in array distribution, each pixel cell includes at least one film crystal pipe unit, the channel width of the plurality of the first film transistor is 10 to 50 times of the channel width of at least one film crystal pipe unit described, and the channel width of the plurality of second thin film transistor (TFT) is 10 to 50 times of the channel width of at least one film crystal pipe unit described.
8. touch-control display panel as claimed in claim 1, it is characterized in that, also include the counter substrate being oppositely arranged with described substrate, a plurality of second electrode is set on the side deviating from described substrate of described counter substrate, described second electrode extends and along described first direction parallel arrangement along described second direction, and described first electrode is arranged on described substrate towards on the side of described counter substrate.
9. touch-control display panel as claimed in claim 8, it is characterised in that in the touch-control stage, described first electrode is multiplexed with touch-control drive electrode, and described second electrode is touch detection electrodes；Or, described first electrode is multiplexed with touch detection electrodes, and described second electrode is touch-control drive electrode.
null10. touch-control display panel as claimed in claim 1，It is characterized in that，Described substrate also includes a plurality of along the extension of described first direction and the data wire along described second direction parallel arrangement，And it is a plurality of along the extension of described second direction and the gate line along described first direction parallel arrangement，And the electrostatic defending bus electrically connected with described data wire，Described electrode detection unit also includes at least one first static protective unit and at least one second static protective unit，One end of at least one the first static protective unit described electrically connects described electrostatic defending bus，The other end of at least one the first static protective unit described electrically connects with described first sub-electrode one_to_one corresponding，One end of at least one the second static protective unit described electrically connects described electrostatic defending bus，The other end of at least one the second static protective unit described electrically connects with described second sub-electrode one_to_one corresponding.
11. 1 kinds of touch control display device, it is characterised in that include the touch-control display panel as described in claim 1-10 is arbitrary.
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| CN201620093604.XU CN205581823U (en) | 2016-01-29 | 2016-01-29 | Touch -control display panel and touch -control display device |
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| CN201620093604.XU CN205581823U (en) | 2016-01-29 | 2016-01-29 | Touch -control display panel and touch -control display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110045881A (en) * | 2018-11-01 | 2019-07-23 | 友达光电股份有限公司 | Touch-control display panel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110045881A (en) * | 2018-11-01 | 2019-07-23 | 友达光电股份有限公司 | Touch-control display panel |
| CN110045881B (en) * | 2018-11-01 | 2022-03-25 | 友达光电股份有限公司 | Touch control display panel |
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