CN101414237A - Touch panel, display device with input function, and electronic apparatus - Google Patents
Touch panel, display device with input function, and electronic apparatus Download PDFInfo
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- CN101414237A CN101414237A CNA2008101499030A CN200810149903A CN101414237A CN 101414237 A CN101414237 A CN 101414237A CN A2008101499030 A CNA2008101499030 A CN A2008101499030A CN 200810149903 A CN200810149903 A CN 200810149903A CN 101414237 A CN101414237 A CN 101414237A
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Abstract
The present invention provides a touch panel that is capable of supporting a plurality of input modes and has a large input area at a low cost, a display device with an input function, and an electronic apparatus. The display device with an input function overlaps and the touch panel configured with a liquid crystal display device, and a resistive film type input unit and a capacitance type input unit are provided in a overhead-view staggered region of the touch panel. During forming the two input units, third electrodes for configuring the a capacitance type input unit are formed on a first surface of a first substrate formed with a first electrode of the resistive film type input unit.
Description
Technical field
The present invention relates to possess the resistive film type input area that can detect position contacting such as finger touch panel, possess the display device and the electronic equipment of the tape input function of this touch panel.
Background technology
In the electronic equipments such as terminal of mobile phone, automobile navigation instrument, personal computer, ticket machine, bank, in recent years, on the surface of liquid-crystal apparatus etc., configuration is called the input media of touch panel, the limit is with reference to the image that is presented at the image display area of liquid-crystal apparatus, and the input of information is carried out on the limit.
In this touch panel, in the touch panel of resistive film type, on the 1st substrate and the 2nd substrate of configuration relatively, become the structure that on the relative mutually face of the 1st substrate and the 2nd substrate, is formed with the 1st electrode and the 2nd electrode separately, and when the 2nd substrate is pressed, detect input coordinate by the contact position that detects the 1st electrode and the 2nd electrode.In addition, as touch panel, capacitance type is arranged also, it forms electrode on a substrate, finger wait contact or near the time, detect with the situation of the electrostatic capacitance change of electrode coupling and detect input coordinate.At this, the touch panel of capacitance type, different with the touch of resistive film type, because can import,, on the other hand, have again that have to the finger input can not be with shortcomings such as pen inputs so have advantage such as excellent in te pins of durability in the noncontact mode.
Thereby, propose to have the touch panel of the resistive film type that will make respectively and the overlapping state of touch panel of capacitance type for being adjacent to, can detect the scheme (with reference to patent documentation 1) of the pressed state of a plurality of kinds.
[patent documentation 1] spy opens flat 7-334308 communique
At this, the present inventor has proposed a kind of like this touch panel: can enough fingers make picture rolling, can also import etc. with pen and can allow various input modes on the other hand, and plane earth disposes each input area.
But, when constituting such touch panel, the structure of being put down in writing as patent documentation 1, in the structure of the touch panel of the resistive film type that the plane earth overlay configuration is made respectively and the touch panel of capacitance type, there is the cost up be used for making respectively each touch panel, and the problem that also increases of thickness.In addition, exist and to be electrically connected the zone, to surround the occupied area of each regional fringe region and will enlarge, only can guarantee narrow problems such as input area.In addition, under the situation of the touch panel of the touch panel of plane earth overlay configuration resistive film type and capacitance type and then overlay configuration display device, for example because can not and carry out in the zone of the rolling that is used for picture making the displaying contents of display device different on the zone of pen input, so also there is the problem of the demonstration that suits that is difficult to point out input.
Summary of the invention
In view of above problem, the object of the present invention is to provide a kind of structure that can allow multiple input mode and the touch panel with broad input area can be provided cheaply.
In addition, the object of the present invention is to provide a kind of display device of the tape input function that possesses such touch panel and the electronic equipment that possesses touch panel.
In order to address the above problem, in touch panel of the present invention, possess: the 1st substrate with the 1st and the 2nd; The 2nd substrate with the 1st and the 2nd; Be formed on the 1st electrode on the 1st of above-mentioned the 1st substrate; And be formed on the 2nd electrode on the 1st of above-mentioned the 2nd substrate; It is characterized in that possessing: above-mentioned the 1st electrode of above-mentioned the 1st substrate and above-mentioned the 2nd electrode of above-mentioned the 2nd substrate relatively dispose the resistive film type input area that forms mutually; And at least one side in above-mentioned the 1st substrate and above-mentioned the 2nd substrate, by the capacitance type input area that the 3rd electrode constitutes, wherein the 3rd electrode is formed on and overlooks and the different zone of above-mentioned resistive film type input area.
In the present invention, because on 1 touch panel, constitute resistive film type input area and capacitance type input area, so because at the capacitance type input area, use the finger roll picture, on the other hand, carry out pen input etc. at the resistive film type input area, the enough various input method input informations of energy are so ease of use is good.In addition,, resistive film type input area and capacitance type input area overlook the position of staggering, so can be implemented in the structure of carrying out optimum information input on each of resistive film type input area and capacitance type input area because being configured in.And then, be formed with the 1st electrode and the 1st substrate of the 2nd electrode and the 3rd electrode that at least one substrate in the 2nd substrate is configured for constituting the capacitance type input area that constitutes the resistive film type input area because utilize, so the structure of the touch panel of the resistive film type of making respectively with plane earth configuration and the touch panel of capacitance type is different, can realize cost degradation.In addition, owing to can be electrically connected the zone, surround each regional fringe region etc., by sharing so can guarantee broad input area.
In the present invention, preferably, above-mentioned the 3rd electrode is formed on the side among the 1st of above-mentioned the 1st substrate and above-mentioned the 2nd substrate the 1st.If constitute like this, then utilize the formation operation of the 1st electrode or the 2nd electrode, can form and constitute the required conducting film of capacitance type input area, the part of the 3rd electrode, the 3rd electrode for example, perhaps form shielding layer, can improve productivity at the capacitance type input area.
In the present invention, preferably, in the 1st of above-mentioned the 1st substrate and above-mentioned the 2nd substrate the 1st, on the 1st of the substrate of a side that is formed with above-mentioned the 3rd electrode, be connected with the wiring part that carries out signal output to the outside from above-mentioned resistive film type input area and above-mentioned capacitance type input area.If constitute like this, then as long as wiring parts such as flexible substrate only are connected to the 1st of the substrate that is formed with the 3rd electrode.
In the present invention, also can adopt such structure: in the 1st of above-mentioned the 1st substrate and above-mentioned the 2nd substrate the 1st, on the 1st of the substrate of a side opposite, be connected with the wiring part that carries out signal output to the outside from above-mentioned resistive film type input area and above-mentioned capacitance type input area with a side that is formed with above-mentioned the 3rd electrode; Between the 1st of above-mentioned the 1st substrate and above-mentioned the 2nd substrate the 1st, dispose and be used for carrying out conductive material between the substrate of signal output to the outside from above-mentioned capacitance type input area.If constitute like this, then as long as wiring parts such as flexible substrate only are connected to the 1st of substrate of a side opposite with a side that is formed with the 3rd electrode.
In the present invention, preferably, the 1st of above-mentioned wiring part and above-mentioned the 1st substrate is connected.In addition, because require to be configured in the 2nd substrate of input operation side have flexible, so on the face of thinner thickness etc., be not suitable for the connection of wiring part, but in the present invention, because there be not connecting wiring parts on the 1st substrate of this restriction, can constitute the high coupling part of reliability.
Used touch panel of the present invention, can be used in the display device of tape input function, in the case, with respect to above-mentioned the 1st substrate opposite with above-mentioned the 2nd substrate-side one stress folded configuration image generating apparatus.
In the present invention, preferably, at least one side of above-mentioned resistive film type input area and above-mentioned capacitance type input area forms as the light transmission input area; Above-mentioned video generation device is possessing image display area with above-mentioned light transmission input area overlapping areas.
In the present invention, also can adopt such structure: the both sides of above-mentioned resistive film type input area and above-mentioned capacitance type input area form as the light transmission input area; Above-mentioned video generation device possesses above-mentioned image display area in the both sides' overlapping areas with above-mentioned light transmission input area and above-mentioned capacitance type input area.In addition, in the present invention, it is characterized in that: above-mentioned video generation device comprises a pair of substrate and is maintained at electro-optical substance between this a pair of substrate, and the substrate of any one party in the above-mentioned a pair of substrate of above-mentioned the 1st substrate double as.By such formation, because can subdue the substrate of video generation device or touch panel, so can be with the reduced thickness of the display device of tape input function.And then, because can be divided into the zone of the rolling that for example is used for picture and carry out the zone that pen is imported,, can improve operability so the displaying contents of video generation device can also be switched to suitable demonstration corresponding to the function of each input area.
Used the display device of tape input function of the present invention, be used in the electronic equipments such as terminal of mobile phone, automobile navigation instrument, personal computer, ticket machine, bank.
Description of drawings
Fig. 1 is the key diagram of structure of schematically having represented to use the display device of tape input function of the present invention;
Fig. 2 is the key diagram of cross-section structure of display device of schematically representing the tape input function of embodiments of the present invention 1;
Fig. 3 is the key diagram of cross-section structure of display device of schematically representing the tape input function of embodiments of the present invention 2;
Fig. 4 is the key diagram of cross-section structure of display device of schematically representing the tape input function of embodiments of the present invention 3;
Fig. 5 is the key diagram of cross-section structure of display device of schematically representing the tape input function of embodiments of the present invention 4;
Fig. 6 is the key diagram of cross-section structure of display device of schematically representing the tape input function of embodiments of the present invention 5;
Fig. 7 is the key diagram of cross-section structure of display device of schematically representing the tape input function of embodiments of the present invention 6;
Fig. 8 has been to use the key diagram of electronic equipment of the display device of tape input function of the present invention; And
Fig. 9 is the key diagram of cross-section structure of display device of schematically representing the tape input function of embodiments of the present invention 7.
Symbol description
1: touch panel, 5: liquid-crystal apparatus, 10: the 1 substrates, the 1st of 11: the 1 substrates, the 1st electrode of 15: the 1 substrates, 20: the 2 substrates, the 1st of 21: the 2 substrates, the 2nd electrode of 25: the 2 substrates, 30: conductive material between substrate, 31: encapsulant, 100: the display device of tape input function, 101: resistive film type input area, 102: the capacitance type input area.
Embodiment
With reference to the description of drawings embodiments of the present invention.And, in the accompanying drawing of the following description institute reference,, make the engineer's scale difference for each of each layer, each parts etc. for the size of the degree that each layer, each parts etc. is set on drawing, can discern.
[embodiment 1]
(one-piece construction)
Fig. 1 and Fig. 2 are respectively the key diagrams of structure of schematically representing to have used the display device of tape input function of the present invention.And, in Fig. 2,, simplified quantity and waited and represent for the pixel electrode of each electrode of touch panel and liquid-crystal apparatus, opposite electrode etc.
In Fig. 1 and Fig. 2, the display device 100 of the tape input function of the manner has substantially: as the liquid-crystal apparatus 5 of video generation device; The touch panel 1 (input media) of overlay configuration on the face of a side of the ejaculation display light of this liquid-crystal apparatus 5.
Liquid-crystal apparatus 5 possesses the liquid crystal panel 5a of the active array type of infiltration type, reflection-type or semi-penetration type.In the manner, liquid crystal panel 5a is because be infiltration type, so at the side configuration backlight (not shown) opposite with the emitting side of display light.In addition, in liquid-crystal apparatus 5,, the 1st polarization plates 81 is arranged, the 2nd polarization plates 82 is arranged in its opposition side overlay configuration in the emitting side overlay configuration of display light with respect to liquid crystal panel 5a.
On device substrate 50, on the face relative, be formed with a plurality of pixel electrodes 58 with counter substrate 60; On counter substrate 60, on the face relative, be formed with common electrode 68 with device substrate 50.And common electrode 68 also is formed on device substrate 50 sides.In addition, also counter substrate 60 is configured in the emitting side of display light.
On device substrate 50, that stretches out at the edge from counter substrate 60 stretches out zone 59, and COG is equipped with to drive and use IC75, and is connected with flexible substrate 73 stretching out on regional 59.And, on device substrate 50, also with device substrate 50 on on-off element side by side be formed with driving circuit.
(detailed structure of touch panel 1)
In the touch panel 1 of the manner, its input area 100a possesses resistive film type input area 101 and the capacitance type input area 102 that the following describes, and such resistive film type input area 101 and capacitance type input area 102 are configured in to be overlooked on the position of staggering.
In the manner, touch panel 1 possesses: the 2nd substrate 20 of the 1st substrate 10 of the light transmission that is made of glass plate, plastic plate etc. and the light transmission that is made of glass plate, plastic plate etc., and in the manner, all use glass plate for any one of the 1st substrate 10 and the 2nd substrate 20.At this, the 1st substrate 10 and the 2nd substrate 20, with between the 1st 11,21 across the relative mode of predetermined gap, utilize the encapsulant 31 of frame shape to be glued together.The 2nd substrate 20 is configured in the input operation side, and the 1st substrate 10 is configured in a side of liquid-crystal apparatus 5.Therefore, the 2nd 22 of the 2nd substrate 20 towards the input operation side, the 2nd 12 side towards liquid-crystal apparatus 5 of the 1st substrate 10.In the touch panel 1 that constitutes like this, when importing on resistive film type input area 101, the 2nd substrate 20 needs bending.Therefore, the thickness of the 2nd substrate 20 to the 1 substrates 10 is thin, and possesses flexible.
On the 1st 11 of the 1st substrate 10, the zone 13 of stretching out of stretching out at the edge from the 2nd substrate 20 is connected with flexible substrate 33.Such flexible substrate 33 is to be used for from resistive film type input area 101 and the capacitance type input area 102 shared wiring part to external output signal.
Encapsulant 31 possesses along the outer peripheral outer frame part 31a of the 2nd substrate 20 with near the partition frame part 31b between the fillet centre on the 2 relative limits of outer frame part 31a, becomes input area 100a with the roughly integral body of encapsulant 31 area surrounded.In addition, input area 100a with respect to partition frame part 31b one side's side (with a side that is connected with flexible substrate 33 away from a side) become resistive film type input area 101, on the other hand, opposite side (being connected with a side of flexible substrate 33) becomes capacitance type input area 102.
In touch panel 1, at resistive film type input area 101, on the 1st 11 of the 1st substrate 10, be formed with (Indium Tin Oxide: the 1st electrode 15 of the light transmission of film formation tin indium oxide) by ITO, be formed with the 2nd electrode 25 of the light transmission that is made of the ITO film on the 1st 21 of the 2nd substrate 20, its inboard becomes air layer.
On the 1st 11 of the 1st substrate 10, be formed with wiring pattern (not shown) from the 1st electrode 15 to stretching out zone 13, utilize such wiring pattern, can be from the 1st electrode 15 to flexible substrate 33 output signals.In addition, in encapsulant 31, be mixed with conductive material 30 between substrate, conductive material 30 is made of plastic bead that is formed with metal level on the surface etc. between substrate, and conductive material 30 is between between the 1st 21 of the 1st the 11 and the 2nd substrate 20 of the 1st substrate 10 between substrate, thereby the 2nd electrode 25 that will be formed on the 1st 21 of the 2nd substrate 20 is connected with wiring pattern (not shown) conduction on being formed on the 1st 11 of the 1st substrate 10.Utilize conductive material 30 and wiring pattern between such substrate, can be from the 2nd electrode 25 to flexible substrate 33 output signals.
In the resistive film input area 101 that constitutes like this, when the 2nd substrate 20 is pressed, because the 1st electrode 15 contacts with the 2nd electrode 25 at the pressing position place, so, detect input coordinate by detecting its contact position.Thereby, at resistive film input area 101,, can carry out the input of information by the regulation zone of pushing the 2nd substrate 20 with finger, pen etc.
In touch panel 1, at capacitance type input area 102, the 3rd electrode 18,19 of the dielectric film 17 of the light transmission that on the 1st 11 of the 1st substrate 10, be formed with the shielding layer 16 of the light transmission that constitutes by the ITO film in order, constitutes by silicon oxide film etc. and the light transmission that constitutes by the ITO film.At this, shielding layer 16 is born the function of the influence that prevents external noise.
The 3rd electrode 18,19 is for example by constituting at the upwardly extending plural electrode array pattern of cross one another side, in Fig. 2, the 3rd electrode 18,19 do not added distinctively schematically illustrates.At this, the 3rd electrode 18,19 adopt the part that possesses the broad area that is called pad (パ Star De) structure, about reverse triangular shaped pattern alternately dispose the structure that forms etc.In either case, wiring pattern (not shown) all extends to stretching out zone 13 from the 3rd electrode 18,19, utilizes such wiring pattern, can be from the 3rd electrode 18,19 to flexible substrate 33 output signals.
At the capacitance type input area 102 that constitutes like this, when applying voltage in order for a plurality of electrodes 18,19 thereby electric charge be provided, if as the finger contact of electric conductor or near a certain position, then between electrode 18,19 and finger, can form electric capacity, thereby because the electrostatic capacitance that detects via electrode 18,19 reduces, so can detect the finger contact or near the situation of which position.Thereby, at capacitance type input area 102, can under contactless state, utilize finger to carry out the input of information.But,, can not wait with the pen that constitutes by insulating material and import at capacitance type input area 102.
For the touch panel 1 of such formation, stress folded configuration plate 91 in input operation, be formed with light shield layer 92 on the inner face of this plate 91 (face relative) upper ledge shape ground with touch panel 1.Wherein, light shield layer 92 is formed on and capacitance type input area 102 overlapping areas, still, because be not formed on and resistive film input area 101 overlapping areas, so capacitance type input area 102 becomes lightproof area, on the other hand, resistive film input area 101 becomes transmission region.In addition, the image display area 5b of liquid-crystal apparatus 5 overlaps with resistive film input area 101.Thereby, in the display device 100 of the tape input function of the manner, can watch the image that shows at liquid-crystal apparatus 5 from the input operation side via resistive film input area 101.In contrast, at capacitance type input area 102, be printed with the figure of expression cursor key 95 etc. in the outside of plate 91 (face of input operation side).And, in the outside of plate 91, be formed with hard conating etc. as required.In addition,, then, can omit the 1st polarization plates 81 by double as plate 91 and the 1st polarization plates 81 if plate 91 is formed the plate 91 of the function with polarization plates 81, thus can be with the reduced thickness of touch panel 1.And then, have polarization plates 81 function be not limited to plate 91, and also can make any one of parts that is configured in the emitting side of display light with respect to liquid crystal panel 5a have the function of polarization plates 81.
(the main effect of the manner)
As mentioned above, in the manner, because on 1 touch panel 1, constitute resistive film type input area 101 and capacitance type input area 102, so at capacitance type input area 102, by using finger instructs cursor key 95, make picture displayed rolling on liquid-crystal apparatus 5, on the other hand, at resistive film type input area 101, be chosen in the selector button of demonstration on the liquid-crystal apparatus 5 etc. with the pen input, if adopt the touch panel 1 of the manner, then because of the enough various input method input informations of energy, so ease of use is good.
In addition, because being configured in, resistive film type input area 101 and capacitance type input area 102 overlook the position of staggering, so can realize and to watch picture displayed on liquid-crystal apparatus 5 in the limit, the limit is carried out pen input etc. at capacitance type input area 102 rolling pictures at resistive film type input area 101, the structure of carrying out optimum information input on each of resistive film type input area 101 and capacitance type input area 102.
And then, because the 1st 11 the 3rd electrode 18,19 that is configured for constituting capacitance type input area 102 that utilizes the 1st substrate 10, wherein be formed with the 1st electrode 15 that constitutes resistive film type input area 101 for the 1st of the 1st substrate 10 the 11, so the structure of the touch panel of the resistive film type of making respectively with plane earth configuration and the touch panel of capacitance type is different, can reduce the substrate block number.In addition, can utilize the formation operation of the 1st electrode 15, form shielding layer 16 or the 3rd electrode 18,19 etc., can subdue the worker ordinal number.Thus, can realize the cost degradation of touch panel 1.
And then, in addition, because can be at resistive film type input area 101 and capacitance type input area 102 sharing partition frame part 31b etc., so with the independently situation comparison of encapsulant encirclement resistive film type input area 101 and capacitance type input area 102, can guarantee broad input area with respectively.Equally, conductive material 30 realizes the conducting of the 1st substrate 10 and the 2nd substrate between substrate because utilize, so can utilize shared flexible substrate 33 to carry out exporting to the signal of outside from resistive film type input area 101 and capacitance type input area 102.Thereby, owing to do not need to be provided with the join domain of flexible substrate for each of resistive film type input area 101 and capacitance type input area 102, so, in this, also help guaranteeing broad input area.
In addition, the 1st 11 of flexible substrate 33 and the 1st substrate 10 is connected, and the 1st such substrate 10 is compared with the 2nd substrate 20, and plate thickness is thick.Therefore, if adopt the manner, then with flexible substrate compare with the situation that the 2nd substrate 20 is connected, it is high that the reliability of the coupling part of flexible substrate 33 is wanted.
[embodiment 2]
In embodiment 1, the 3rd electrode 18,19 that will be used to constitute capacitive input device 102 is formed on the 1st substrate 10, and still, as reference Fig. 3 illustrated below, in the manner, the 3rd electrode 18,19 was formed on the 1st of the 2nd substrate 20.
Fig. 3 is the key diagram of cross-section structure of display device 100 of schematically representing the tape input function of embodiments of the present invention 2.And, because the basic structure of the manner is identical with embodiment 1, thus illustrate for the identical identical label of part mark, and omit their explanation.
As shown in Figure 3, the display device 100 of the tape input function of the manner, also same with embodiment 1, have liquid-crystal apparatus 5 and the overlay configuration touch panel 1 on the face of a side of the ejaculation display light of this liquid-crystal apparatus 5.In addition, in touch panel 1, its input area 100a possesses resistive film type input area 101 and the capacitance type input area 102 that the following describes, and such Resistance model for prediction input area 101 and capacitance type input area 102 are configured in to be overlooked on the position of staggering.
In the manner, also same with embodiment 1, resistive film type input area 101 at touch panel 1, on the 1st 11 of the 1st substrate 10, be formed with the 1st electrode 15 of the light transmission that constitutes by the ITO film, be formed with the 2nd electrode 25 of the light transmission that is made of the ITO film on the 1st 21 of the 2nd substrate 20, its inboard becomes air layer.On the 1st 11 of the 1st substrate 10, be formed with wiring pattern (not shown) from the 1st electrode 15 to stretching out zone 13, utilize such wiring pattern, can be from the 1st electrode 15 to flexible substrate 33 output signals.In addition, be blended in conductive material 30 between the substrate in the encapsulant 31, between between the 1st 21 of the 1st the 11 and the 2nd substrate 20 of the 1st substrate 10, thereby the 2nd electrode 25 on the 1st 21 that is formed on the 2nd substrate 20 is connected with wiring pattern (not shown) conduction on being formed on the 1st 11 of the 1st substrate 10, utilize conductive material 30 and wiring pattern between such substrate, can be from the 2nd electrode 25 to flexible substrate 33 output signals.
In the manner, at capacitance type input area 102, the 3rd electrode 18,19 of light transmission is formed on the 1st 21 of the 2nd substrate 20.But, be blended in conductive material 30 between the substrate in the encapsulant 31, between between the 1st 21 of the 1st the 11 and the 2nd substrate 20 of the 1st substrate 10, thereby the 3rd electrode 18,19 on the 1st 21 that is formed on the 2nd substrate 20 is connected with wiring pattern (not shown) conduction on being formed on the 1st 11 of the 1st substrate 10, utilize conductive material 30 and wiring pattern between such substrate, can be from the 3rd electrode 18,19 to flexible substrate 33 output signals.
In addition, at capacitance type input area 102, because on the 1st 11 of the 1st substrate 10, be formed with the shielding layer 16 of the light transmission that constitutes by the ITO film, so can prevent the influence of external noise.
For the touch panel 1 of such formation, stress folded configuration plate 91 in input operation, be formed with light shield layer 92 on the inner face of this plate 91 (face relative) upper ledge shape ground with touch panel 1.Wherein, light shield layer 92 is formed on and capacitance type input area 102 overlapping areas, still, is not formed on and resistive film input area 101 overlapping areas.Therefore, capacitance type input area 102 becomes lightproof area, and on the other hand, resistive film input area 101 becomes transmission region.Thereby, in the display device 100 of the tape input function of the manner, can watch the image that shows at liquid-crystal apparatus 5 from the input operation side via resistive film input area 101, and, on the outside of plate 91 (face of input operation side), be printed with the figure of expression cursor key 95 etc. at capacitance type input area 102.Other structure is because of roughly the same with embodiment 1, so omit explanation.
In the display device 100 of the tape input function that constitutes like this, also same with embodiment 1, overlook the position of staggering because resistive film type input area 101 and capacitance type input area 102 are configured in, wait the effect same well with embodiment 1 so can produce ease of use.
In addition, because utilize the 2nd substrate 20 that is formed with the 2nd electrode 25 that constitutes resistive film type input area 101 to be configured for constituting the 3rd electrode 18,19 of capacitance type input area 102, so the structure of the touch panel of the resistive film type of making respectively with plane earth configuration and the touch panel of capacitance type is different, can reduce the substrate block number.In addition, can utilize the formation operation of the 2nd electrode 25, form the 3rd electrode 18,19 etc., can subdue the worker ordinal number.Thus, can produce the same effect of the cost degradation that to realize touch panel 1 etc. and embodiment 1.
[embodiment 3]
At embodiment 1, in 2, capacitance type input area 102 becomes lightproof area, on the other hand, resistive film input area 101 becomes transmission region, thereby only at resistive film input area 101, can watch the image that shows at liquid-crystal apparatus 5 from the input operation side, but, as reference Fig. 4 illustrates below, in the manner, the both sides of capacitance type input area 102 and resistive film input area 101 become transmission region, thereby the both sides of capacitance type input area 102 and resistive film input area 101, can watch the image that shows at liquid-crystal apparatus 5 from the input operation side.
Fig. 4 is the key diagram of cross-section structure of display device 100 of schematically representing the tape input function of embodiments of the present invention 3.And, because the basic structure of the manner is identical with embodiment 1,2, thus illustrate for the identical identical label of part mark, and omit their explanation.
As shown in Figure 4, the display device 100 of the tape input function of the manner, also same with embodiment 1,2, have liquid-crystal apparatus 5 and the overlay configuration touch panel 1 on the face of a side of the ejaculation display light of this liquid-crystal apparatus 5.In addition, in touch panel 1, its input area 100a possesses resistive film type input area 101 and the capacitance type input area 102 that the following describes, and such Resistance model for prediction input area 101 and capacitance type input area 102 are configured in to be overlooked on the position of staggering.
In the manner, also same with embodiment 1,2, resistive film type input area 101 at touch panel 1, on the 1st 11 of the 1st substrate 10, be formed with the 1st electrode 15 of the light transmission that constitutes by the ITO film, be formed with the 2nd electrode 25 of the light transmission that is made of the ITO film on the 1st 21 of the 2nd substrate 20, its inboard becomes air layer.In addition, be blended in conductive material 30 between the substrate in the encapsulant 31, between between the 1st 21 of the 1st the 11 and the 2nd substrate 20 of the 1st substrate 10, thereby the 2nd electrode 25 on the 1st 21 that is formed on the 2nd substrate 20 is connected with wiring pattern (not shown) conduction on being formed on the 1st 11 of the 1st substrate 10, utilize conductive material 30 and wiring pattern between such substrate, can be from the 2nd electrode 25 to flexible substrate 33 output signals.
In the manner, same with embodiment 2 at capacitance type input area 102, the 3rd electrode 18,19 of light transmission is formed on the 1st of the 2nd substrate 20.But, be blended in conductive material 30 between the substrate in the encapsulant 31, between between the 1st 21 of the 1st the 11 and the 2nd substrate 20 of the 1st substrate 10, thereby the 3rd electrode 18,19 on the 1st 21 that is formed on the 2nd substrate 20 is connected with wiring pattern (not shown) conduction on being formed on the 1st 11 of the 1st substrate 10, utilize conductive material 30 and wiring pattern between such substrate, can be from the 3rd electrode 18,19 to flexible substrate 33 output signals.In addition, at capacitance type input area 102, on the 1st 11 of the 1st substrate 10, be formed with the shielding layer 16 of the light transmission that constitutes by the ITO film.
At this,, between the 1st substrate 10 and the 2nd substrate 20, be filled with the high-index material 14 of such insulativity such as methacrylate ester resin at capacitance type input area 102.Such high-index material 14, for example be to inject, fill the liquid object that forms from the notch portion of encapsulant 31, perhaps fill the back, solidify the material that forms, and after having filled liquid object, the notch portion of encapsulant 31 is carried out sealing with the state of liquid object.
For the touch panel 1 of such formation, stress folded configuration plate 91 in input operation, be formed with light shield layer 92 on the inner face of this plate 91 (face relative) upper ledge shape ground with touch panel 1.But in the manner, light shield layer 92 roughly only is formed on and encapsulant 31 overlapping areas, thereby only plays a role as the edge.
Therefore, light shield layer 92 is not formed on and capacitance type input area 102 and resistive film input area 101 overlapping areas, thereby the both sides of capacitance type input area 102 and resistive film input area 101 become transmission region.In addition, liquid-crystal apparatus 5 with capacitance type input area 102 and resistive film input area 101 overlapping areas all become image display area 5b.Thereby, in the display device 100 of the tape input function of the manner, at resistive film input area 101, can watch the image that shows at liquid-crystal apparatus 5 from the input operation side, and, also can watch the image that shows at liquid-crystal apparatus 5 from the input operation side at capacitance type input area 102.In addition, because light shield layer 92 plays a role as the edge of capacitance type input area 102 and resistive film input area 101, so can prevent to watch the encapsulant 31 of touch panel 1 and be configured in wiring pattern (not shown) on every side etc. from the input operation side.And then, utilize light shield layer 92 that the displaying contents of image display area is divided into capacitance type input area 102 and resistive film input area 101.Thus, because visually divide capacitance type input area 102 and resistive film input area 101, so the operator is identified as the zone with function separately with capacitance type input area 102 and resistive film input area 101 easily, causes the raising of operability.Other structure is because of roughly the same with embodiment 1, so omit explanation.
In the display device 100 of the tape input function that constitutes like this, also same with embodiment 1,2, overlook the position of staggering because resistive film type input area 101 and capacitance type input area 102 are configured in, wait the effect same well with embodiment 1,2 so can produce ease of use.
In addition, same with embodiment 2, because utilize the 2nd substrate 20 that is formed with the 2nd electrode 25 that constitutes resistive film type input area 101 to be configured for constituting the 3rd electrode 18,19 of capacitance type input area 102, so the structure of the touch panel of the resistive film type of making respectively with plane earth configuration and the touch panel of capacitance type is different, can produce the effect that can realize that cost degradation etc. and embodiment 1,2 are same.
And then, because both sides at capacitance type input area 102 and resistive film input area 101, can watch the image that shows at liquid-crystal apparatus 5 from the input operation side, so on any one of capacitance type input area 102 and resistive film input area 101, can both the limit watch on the image limit that liquid-crystal apparatus 5 shows and carry out the input of information from the input operation side.Under these circumstances, also, between the 1st substrate 10 and the 2nd substrate 20, be filled with the high-index material 14 of insulativity, so because there is not reflexive interface, so can show bright image owing at capacitance type input area 102.
[embodiment 4]
In embodiment 1～3, though be the big structures of the 1st substrate 10 to the 2 substrates 20,, as reference Fig. 5 illustrated below, in the manner, the 1st substrate 10 to the 2 substrates 20 were little.In addition, in embodiment 1～3, resistive film type input area 101 and capacitance type input area 102 each personal encapsulant 31 surround, but, as reference Fig. 5 illustrates below, in the manner, resistive film type input area 101 usefulness encapsulants 31 surround, but capacitance type input area 102 surrounds without encapsulant 31.
Fig. 5 is the key diagram of cross-section structure of display device 100 of schematically representing the tape input function of embodiments of the present invention 4.And, because the basic structure of the manner is identical with embodiment 1,2, thus illustrate for the identical identical label of part mark, and omit their explanation.
As shown in Figure 5, the display device 100 of the tape input function of the manner, also same with embodiment 1,2, have liquid-crystal apparatus 5 and the overlay configuration touch panel 1 on the face of a side of the ejaculation display light of this liquid-crystal apparatus 5.In addition, in touch panel 1, its input area 100a possesses resistive film type input area 101 and the capacitance type input area 102 that the following describes, and such Resistance model for prediction input area 101 and capacitance type input area 102 are configured in to be overlooked on the position of staggering.
In the manner, the 1st substrate 10 to the 2 substrates 20 are little, but are connected with flexible substrate 33 in the 1st 11 end of the 1st substrate 10.Therefore, flexible substrate 33 is connected to the position relative with the 2nd substrate 20 on the 1st 11 of the 1st substrate 10.
In addition, encapsulant 31 forms in the mode of only surrounding resistive film type input area 101, and capacitance type input area 102 surrounds without encapsulant 31.
In the manner, also same with embodiment 1, be blended in conductive material 30 between the substrate in the encapsulant 31, between between the 1st 21 of the 1st the 11 and the 2nd substrate 20 of the 1st substrate 10, thereby the 2nd electrode 25 on the 1st 21 that is formed on the 2nd substrate 20 is connected with wiring pattern (not shown) conduction on being formed on the 1st 11 of the 1st substrate 10, utilize conductive material 30 and wiring pattern between such substrate, can be from the 2nd electrode 25 to flexible substrate 33 output signals.
In the manner, at capacitance type input area 102, the 3rd electrode 18,19 of light transmission is formed on the 1st of the 2nd substrate 20.But, be blended in conductive material 30 between the substrate in the encapsulant 31, between between the 1st 21 of the 1st the 11 and the 2nd substrate 20 of the 1st substrate 10, thereby the 3rd electrode 18,19 on the 1st 21 that is formed on the 2nd substrate 20 is connected with wiring pattern (not shown) conduction on being formed on the 1st 11 of the 1st substrate 10, utilize conductive material 30 and wiring pattern between such substrate, can be from the 3rd electrode 18,19 to flexible substrate 33 output signals.
For the touch panel 1 of such formation, stress folded configuration plate 91 in input operation, be formed with light shield layer 92 on the inner face of this plate 91 (face relative) upper ledge shape ground with touch panel 1.Wherein, light shield layer 92 is formed on and capacitance type input area 102 overlapping areas, still, is not formed on and resistive film input area 101 overlapping areas.Therefore, capacitance type input area 102 becomes lightproof area, and on the other hand, resistive film input area 101 becomes transmission region.Thereby, in the display device 100 of the tape input function of the manner, can watch the image that shows at liquid-crystal apparatus 5 from the input operation side via resistive film input area 101, and, on the outside of plate 91 (face of input operation side), be printed with the figure of expression cursor key 95 etc. at capacitance type input area 102.Other structure is because of roughly the same with embodiment 1,2,4, so omit explanation.
In the display device 100 of the tape input function that constitutes like this, also same with embodiment 1,2, overlook the position of staggering because resistive film type input area 101 and capacitance type input area 102 are configured in, wait the effect same well with embodiment 1 so can produce ease of use.
In addition, because utilize the 2nd substrate 20 that is formed with the 2nd electrode 25 that constitutes resistive film type input area 101 to be configured for constituting the 3rd electrode 18,19 of capacitance type input area 102, so the structure of the touch panel of the resistive film type of making respectively with plane earth configuration and the touch panel of capacitance type is different, can produce the effect that can realize that cost degradation etc. and embodiment 1,2 are same.
[embodiment 5]
At embodiment 1, in 4, though used the flexible substrate 33 that is connected to the 1st substrate 10 to carry out exporting to the signal of outside from resistive film type input area 101 and capacitance type input area 102, but, as reference Fig. 6 illustrates below, in the manner, the flexible substrate 33 that use is connected to the 1st substrate 10 carries out exporting to the signal of outside from the 1st electrode 15 of resistive film type input area 101, export to the signal of outside for the 1st electrode 15 and capacitance type input area 102, use the flexible substrate that is connected to the 2nd substrate 20 from resistive film type input area 101.
Fig. 6 is the key diagram of cross-section structure of display device 100 of schematically representing the tape input function of embodiments of the present invention 5.And, because the basic structure of the manner is identical with embodiment 1,2,4, thus illustrate for the identical identical label of part mark, and omit their explanation.
As shown in Figure 6, the display device 100 of the tape input function of the manner, also same with embodiment 1,2, have liquid-crystal apparatus 5 and the overlay configuration touch panel 1 on the face of a side of the ejaculation display light of this liquid-crystal apparatus 5.In addition, in touch panel 1, its input area 100a possesses resistive film type input area 101 and the capacitance type input area 102 that the following describes, and such Resistance model for prediction input area 101 and capacitance type input area 102 are configured in to be overlooked on the position of staggering.
In the manner, encapsulant 31 forms in the mode of only surrounding resistive film type input area 101, and capacitance type input area 102 surrounds without encapsulant 31.In addition, conductive material between unmixed substrate in encapsulant 31.
In addition, the 1st substrate 10 to the 2 substrates 20 are little, but are connected with flexible substrate 33 in the 1st 11 end of the 1st substrate 10.And then, in the manner, also be connected with flexible substrate 34 in the 1st 21 end of the 2nd substrate 20.
In the touch panel 1 that constitutes like this, in the manner, same with embodiment 1, at resistive film type input area 101, on the 1st 11 of the 1st substrate 10, be formed with the 1st electrode 15 of the light transmission that constitutes by the ITO film, be formed with the 2nd electrode 25 of the light transmission that is made of the ITO film on the 1st 21 of the 2nd substrate 20, its inboard becomes air layer.On the 1st 11 of the 1st substrate 10, be formed with wiring pattern (not shown) from the 1st electrode 15 to the join domain of flexible substrate 33, utilize such wiring pattern, can be from the 1st electrode 15 to flexible substrate 33 output signals.
In addition, the 2nd electrode 25 is formed on the 1st 21 of the 2nd substrate 20, but, on the 1st 21 of the 2nd substrate 20, be formed with wiring pattern (not shown) to the join domain of flexible substrate 34 from the 2nd electrode 25, utilize such wiring pattern and flexible substrate 34, can be from the 2nd electrode 25 to external output signal.And, also can utilize conductive material 30 between the substrate that is blended in the encapsulant 31, the 2nd electrode 25 on the 1st 21 that is formed on the 2nd substrate 20 is connected with wiring pattern (not shown) conduction on being formed on the 1st 11 of the 1st substrate 10, thereby carries out exporting to the signal of flexible substrate 33 from the 2nd electrode 25.
At capacitance type input area 102, the 3rd electrode 18,19 of light transmission is formed on the 1st 21 of the 2nd substrate 20.But, on the 1st 21 of the 2nd substrate 20, be formed with wiring pattern (not shown) from the 3rd electrode 18,19 join domains to flexible substrate 34, utilize such wiring pattern and flexible substrate 34, can be from the 3rd electrode 18,19 to external output signal.Other structure is because of roughly the same with embodiment 1,2, so omit explanation.
In the display device 100 of the tape input function that constitutes like this, also same with embodiment 1,2, overlook the position of staggering because resistive film type input area 101 and capacitance type input area 102 are configured in, wait the effect same well with embodiment 1,2 so can produce ease of use.
In addition, because utilize the 2nd substrate 20 that is formed with the 2nd electrode 25 that constitutes resistive film type input area 101 to be configured for constituting the 3rd electrode 18,19 of capacitance type input area 102, so the structure of the touch panel of the resistive film type of making respectively with plane earth configuration and the touch panel of capacitance type is different, can produce the effect that can realize that cost degradation etc. and embodiment 1,2 are same.
[embodiment 6]
Fig. 7 is the key diagram of cross-section structure of display device of schematically representing the tape input function of embodiments of the present invention 6.In embodiment 1～5, for touch panel 1, stress the folded plate 91 that disposes in input operation, but, when being fixed on such plate 91 on the touch panel 1, as shown in Figure 7, can adopt input operation face side pasting boards 91 in the framework 90 of surrounding touch panel 1, and with the structure of bonding agent 95 adhesive sheets 91 and touch panel 1.If constitute like this, then no matter the flat shape of touch panel 1 how, can utilize the shape of framework 90 to realize that the angle part becomes the display device of the tape input function of arbitrary shape such as R shape.
In addition, though omit diagram, also can be for plate shown in Figure 7 91 the 1st polarization plates 81 that is adhesively fixed, thus dispose the 1st polarization plates 81 in the input operation side of touch panel 1.In the case, omit the 1st polarization plates 81 that is configured between touch panel 1 and the liquid-crystal apparatus 5.
[embodiment 7]
Fig. 9 is the key diagram of cross-section structure of display device of schematically representing the tape input function of embodiments of the present invention 7.In embodiment 1～6, though be the structure that disposes the device substrate 50 of the 1st substrate 10 of touch panel 1 and liquid crystal panel 5 respectively independently, but also can adopt as shown in Figure 9, the structure of the device substrate 50 of the 1st substrate 10 of double as touch panel 1 and liquid crystal panel 5.If constitute like this, then can be with the reduced thickness of the integral body of the display device 100 of tape input function.Under the situation of this structure,, be configured in the surface or the back side that the 1st polarization plates between the device substrate 50 of the 1st substrate 10 and liquid crystal panel 5 is configured in base material 40 though omit diagram.
In addition, if plate 91 is arranged to have the plate 91 of the function of polarization plates 81, then because double as plate 91 and the 1st polarization plates 81, thus can omit the 1st polarization plates 81, can be with the further attenuate of thickness of the display device 100 of tape input function.Other structure is because of roughly the same with embodiment 3, so omit explanation.
[other structure]
In above-mentioned embodiment 1～7, though be carry out the rolling indication of picture at capacitance type input area 102, in the structure that resistive film type input area 101 carries out the pen input, also can adopt at resistive film type input area 101 mode of the input of carrying out the mobile indication of cursor etc., determining at capacitance type input area 102.In addition, also can adopt usually resistive film type input area 101 is set to halted state, when utilizing capacitance type input area 102 to detect the approaching situation of finger tip, it is triggered, thereby make resistive film type input area 101 be converted to the structure of duty.
In above-mentioned embodiment 1～7,, also organic electroluminescence device, plasma display system can be used as video generation device though used liquid-crystal apparatus 5 as video generation device.
[being installed to the example of electronic equipment]
The electronic equipment of the display device 100 of the tape input function of having used above-mentioned embodiment below is described.Fig. 8 (a) shows the structure of the portable personal computer of the display device 100 that possesses the tape input function.Personal computer 2000 possesses as the display device 100 of the tape input function of display unit and main part 2010.On main part 2010, be provided with power switch 2001 and keyboard 2002.Fig. 8 (b) shows the structure of the mobile phone of the display device 100 that possesses the tape input function.Mobile phone 3000 possesses a plurality of action buttons 3001 and scroll button 3002, and as the display device 100 of the tape input function of display unit.By operation scroll button 3002, be presented at the picture rolling on the display device 100 of tape input function.Fig. 8 (c) shows information portable terminal device (the PDA:Personal Digital Assistants: structure personal digital assistant) of the display device 100 of having used the tape input function.Information portable terminal device 4000 possesses a plurality of action buttons 4001 and power switch 4002 and as the display device 100 of the tape input function of display unit.If operating power switch 4002, then address list, the so various information of calendar plan table are displayed on the display device 100 of tape input function.
And, electronic equipment as the display device 100 of using the tape input function, except shown in Figure 8, can also enumerate digital still camera, LCD TV, electronic equipment such as video recorder of find a view type or monitor direct viewing type, automobile navigation apparatus, pager, electronic notebook, electronic calculator, word processor, workstation, videophone, POS terminal, banking terminal etc.And,, can use the display device 100 of above-mentioned tape input function as the display part of these various electronic equipments.
Claims (10)
1. touch panel possesses:
The 1st substrate with the 1st and the 2nd;
The 2nd substrate with the 1st and the 2nd;
Be formed on the 1st electrode on the 1st of above-mentioned the 1st substrate; And
Be formed on the 2nd electrode on the 1st of above-mentioned the 2nd substrate;
It is characterized in that possessing:
Above-mentioned the 1st electrode of above-mentioned the 1st substrate and above-mentioned the 2nd electrode of above-mentioned the 2nd substrate relatively dispose the resistive film type input area that forms mutually; And
On at least one side in above-mentioned the 1st substrate and above-mentioned the 2nd substrate, by the capacitance type input area that the 3rd electrode constitutes, wherein the 3rd electrode is formed on and overlooks and the different zone of above-mentioned resistive film type input area.
2. touch panel according to claim 1 is characterized in that: above-mentioned the 3rd electrode is formed on the side among the 1st of above-mentioned the 1st substrate and above-mentioned the 2nd substrate the 1st.
3. touch panel according to claim 2, it is characterized in that: in the 1st of above-mentioned the 1st substrate and above-mentioned the 2nd substrate the 1st, on the 1st of the substrate of a side that is formed with above-mentioned the 3rd electrode, be connected with the wiring part that carries out signal output to the outside from above-mentioned resistive film type input area and above-mentioned capacitance type input area.
4. touch panel according to claim 2 is characterized in that:
In the 1st of above-mentioned the 1st substrate and above-mentioned the 2nd substrate the 1st, on the 1st of the substrate of a side opposite, be connected with the wiring part that carries out signal output to the outside from above-mentioned resistive film type input area and above-mentioned capacitance type input area with a side that is formed with above-mentioned the 3rd electrode;
Between the 1st of above-mentioned the 1st substrate and above-mentioned the 2nd substrate the 1st, dispose and be used for carrying out conductive material between the substrate of signal output to the outside from above-mentioned capacitance type input area.
5. according to claim 3 or 4 described touch panels, it is characterized in that: the 1st of above-mentioned wiring part and above-mentioned the 1st substrate is connected.
6. the display device of a tape input function possesses any described touch panel of claim 1 to 5, it is characterized in that:
With respect to above-mentioned the 1st substrate opposite with above-mentioned the 2nd substrate-side one stress the folded video generation device that disposes.
7. the display device of tape input function according to claim 6 is characterized in that:
At least one side of above-mentioned resistive film type input area and above-mentioned capacitance type input area forms as the light transmission input area;
Above-mentioned video generation device is possessing image display area with above-mentioned light transmission input area overlapping areas.
8. the display device of tape input function according to claim 6 is characterized in that:
The both sides of above-mentioned resistive film type input area and above-mentioned capacitance type input area form as the light transmission input area;
Above-mentioned video generation device possesses above-mentioned image display area in the both sides' overlapping areas with above-mentioned light transmission input area and above-mentioned capacitance type input area.
9. according to the display device of any described tape input function of claim 6 to 8, it is characterized in that: above-mentioned video generation device comprises a pair of substrate and is maintained at electro-optical substance between this a pair of substrate, and the substrate of any one party in the above-mentioned a pair of substrate of above-mentioned the 1st substrate double as.
10. an electronic equipment is characterized in that, possesses the display device of any described tape input function of claim 6 to 9.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007268677 | 2007-10-16 | ||
| JP268677/2007 | 2007-10-16 | ||
| JP144366/2008 | 2008-06-02 |
Publications (1)
| Publication Number | Publication Date |
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| CN101414237A true CN101414237A (en) | 2009-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CNA2008101499030A Pending CN101414237A (en) | 2007-10-16 | 2008-10-15 | Touch panel, display device with input function, and electronic apparatus |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4613979B2 (en) |
| CN (1) | CN101414237A (en) |
| TW (1) | TWI365401B (en) |
Cited By (5)
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| WO2011054136A1 (en) * | 2009-11-06 | 2011-05-12 | Jiang Shi | Coplanar multicell liquid crystal display inductive screen |
| CN102193679A (en) * | 2010-03-19 | 2011-09-21 | 索尼公司 | Electrooptic device having input function |
| CN106886326A (en) * | 2012-02-15 | 2017-06-23 | 富士通电子零件有限公司 | Contact panel and method for detecting position |
| CN108345137A (en) * | 2012-08-01 | 2018-07-31 | 株式会社日本显示器 | Display equipment with input unit and touch detection base component |
| CN111240536A (en) * | 2015-07-10 | 2020-06-05 | 夏普株式会社 | Image display device |
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| TW200925954A (en) * | 2007-12-12 | 2009-06-16 | J Touch Corp | Hybrid touch panel and method making thereof |
| TWI460623B (en) * | 2009-07-14 | 2014-11-11 | Htc Corp | Touch-controlled electronic apparatus and related control method |
| US8669502B2 (en) * | 2009-07-27 | 2014-03-11 | Panasonic Corporation | Operation device and heating cooker using operation device |
| JP2011059267A (en) * | 2009-09-08 | 2011-03-24 | Hosiden Corp | Display panel and method of manufacturing the same |
| TWI426426B (en) * | 2009-12-31 | 2014-02-11 | Au Optronics Corp | Touch-sensing display module and touch-sensing module thereof |
| JP5370944B2 (en) * | 2010-03-17 | 2013-12-18 | 株式会社ジャパンディスプレイ | Touch panel and manufacturing method thereof |
| TWI615743B (en) | 2010-03-25 | 2018-02-21 | Winsky Tech Limited | Touch panel and method of manufacturing same |
| KR101119373B1 (en) | 2010-07-09 | 2012-03-06 | 삼성전기주식회사 | Operating method of hybrid touch panel |
| TWI419136B (en) * | 2010-07-30 | 2013-12-11 | Holtek Semiconductor Inc | Liquid crystal display touch panel |
| TWI507933B (en) * | 2010-07-30 | 2015-11-11 | Holtek Semiconductor Inc | Liquid crystal display touch panel |
| KR101711834B1 (en) * | 2010-08-13 | 2017-03-03 | 엘지전자 주식회사 | Mobile terminal and operation method thereof |
| US20120092294A1 (en) * | 2010-10-18 | 2012-04-19 | Qualcomm Mems Technologies, Inc. | Combination touch, handwriting and fingerprint sensor |
| US9024910B2 (en) | 2012-04-23 | 2015-05-05 | Qualcomm Mems Technologies, Inc. | Touchscreen with bridged force-sensitive resistors |
| TWI492111B (en) * | 2012-10-02 | 2015-07-11 | 傑聖科技股份有限公司 | Touch panel and manufacturing method |
| JP5805797B2 (en) * | 2014-01-06 | 2015-11-10 | 株式会社ジャパンディスプレイ | Display device |
| JP2016177663A (en) * | 2015-03-20 | 2016-10-06 | 富士通コンポーネント株式会社 | Touch panel |
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| JP3745908B2 (en) * | 1998-12-17 | 2006-02-15 | 株式会社リコー | Liquid crystal display |
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- 2008-10-15 CN CNA2008101499030A patent/CN101414237A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2011054136A1 (en) * | 2009-11-06 | 2011-05-12 | Jiang Shi | Coplanar multicell liquid crystal display inductive screen |
| CN102193679A (en) * | 2010-03-19 | 2011-09-21 | 索尼公司 | Electrooptic device having input function |
| US8994668B2 (en) | 2010-03-19 | 2015-03-31 | Japan Display West Inc. | Electrooptic device having input function |
| CN102193679B (en) * | 2010-03-19 | 2015-10-28 | 株式会社日本显示器西 | There is the electro-optical device of input function |
| US9383845B2 (en) | 2010-03-19 | 2016-07-05 | Japan Display Inc. | Electrooptic device having input function |
| CN106886326A (en) * | 2012-02-15 | 2017-06-23 | 富士通电子零件有限公司 | Contact panel and method for detecting position |
| CN106886326B (en) * | 2012-02-15 | 2019-11-29 | 富士通电子零件有限公司 | Touch panel and method for detecting position |
| CN108345137A (en) * | 2012-08-01 | 2018-07-31 | 株式会社日本显示器 | Display equipment with input unit and touch detection base component |
| CN108345137B (en) * | 2012-08-01 | 2021-10-26 | 株式会社日本显示器 | Display apparatus with input device and touch detection base member |
| CN111240536A (en) * | 2015-07-10 | 2020-06-05 | 夏普株式会社 | Image display device |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI365401B (en) | 2012-06-01 |
| TW200919292A (en) | 2009-05-01 |
| JP4613979B2 (en) | 2011-01-19 |
| JP2009116850A (en) | 2009-05-28 |
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