CN102736287B - Touch control display apparatus - Google Patents
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- CN102736287B CN102736287B CN201110081751.7A CN201110081751A CN102736287B CN 102736287 B CN102736287 B CN 102736287B CN 201110081751 A CN201110081751 A CN 201110081751A CN 102736287 B CN102736287 B CN 102736287B
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Abstract
The present invention discloses a kind of touch control display apparatus, comprises a back lighting device; One first light polarizing film, is arranged on back lighting device; One control element, is arranged in the first light polarizing film; One liquid crystal layer, is arranged on control element; One first transparency conducting layer, is arranged on liquid crystal layer; One wall, is arranged on the first transparency conducting layer; One second transparency conducting layer, is arranged on wall; And one second light polarizing film, be arranged on the second transparency conducting layer.The present invention is by regional sequence color (field sequential color, being called for short FSC) liquid crystal indicator and touch sensing device integrate, wherein FSC liquid crystal indicator makes display color by sequence color, do not need to use colored filter, therefore thickness and the weight of product can be reduced.In addition, the present invention, can improving product brightness owing to using the technology of regional sequence color.
Description
Technical field
The present invention relates to a kind of liquid crystal display, particularly relate to a kind of touch control display apparatus.
Background technology
Because contact panel to can be applicable on portable product and has advantage user-friendly for operation, and contribute to being widely used in various electronic product, include personal digital assistant (personal digital assistant, PDA), palmtop computer (palm sized PC), mobile phone, hand input device, information household appliances (Information appliance), automatic financial machine (automated teller machine, ATM) and storefront sell automatic teller machine (point of sale, POS) etc.Portable communication and consumption electronic products quantity increase day by day, and this series products will use contact panel as its input media in a large number, therefore have many dealers to drop into the technical development relevant with contact panel in recent years.
Fig. 1 shows the liquid crystal display that has touch controllable function, and it from bottom to top sequentially comprises a circuit board 102, back lighting device 104, first light polarizing film 106, first glass 108, thin film transistor (TFT) 110, liquid crystal layer 112, the 3rd transparency conducting layer 114, chromatic filter layer 116, second glass 118, second transparency conducting layer 120, insulation course 122, first transparency conducting layer 124, second light polarizing film 126 and cover plate 128.Although the liquid crystal display of this kind of touch technology can utilize the sensing apparatus comprising the first transparency conducting layer 124, insulation course 122 and the second transparency conducting layer 120 to carry out touch-control, but this kind of contact panel is applied in the space that thickness and weight on portable communication and consumption electronic products still have improvement further.
Summary of the invention
For overcoming the defect of prior art, one embodiment of the invention discloses a kind of touch control display apparatus, comprises a back lighting device; One first light polarizing film, is arranged on back lighting device; One control element, is arranged in the first light polarizing film; One liquid crystal layer, is arranged on control element; One first transparency conducting layer, is arranged on liquid crystal layer; One wall, is arranged on the first transparency conducting layer; One second transparency conducting layer, is arranged on wall; And one second light polarizing film, be arranged on the second transparency conducting layer.
Another embodiment of the present invention discloses a kind of touch control display apparatus, comprises a back lighting device; One first light polarizing film, is arranged on back lighting device; One control element, is arranged in the first light polarizing film; One liquid crystal layer, is arranged on control element; One wall, is arranged at above liquid crystal layer; One first transparency conducting layer and an insulation course are arranged on wall, and wherein insulation course comprises the list structure extended along a first direction, and the first transparency conducting layer comprises the strip shaped electric poles extended along a second direction; One articulamentum, is arranged on insulation course, connects the strip shaped electric poles of insulation course both sides; One second transparency conducting layer, is arranged between wall and liquid crystal layer; And one second light polarizing film, be arranged on the first transparency conducting layer.
The liquid crystal display that the present invention has contactor control device has the following advantages: 1. the present invention is by regional sequence color (field sequential color, being called for short FSC) liquid crystal indicator and touch sensing device integrate, wherein FSC liquid crystal indicator makes display color by sequence color, do not need to use colored filter, therefore thickness and the weight of product can be reduced.2. the present invention is owing to using the technology of regional sequence color, can improving product brightness.
For feature of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below.
Accompanying drawing explanation
Fig. 1 shows the liquid crystal display that has touch controllable function.
Fig. 2 shows the schematic diagram of one embodiment of the invention regional sequence color (FSC) liquid crystal indicator.
Fig. 3 shows the configuration of embodiment of the present invention back lighting device and thin film transistor (TFT) array.
Fig. 4 shows the sectional view that first embodiment of the invention has the liquid crystal display of contactor control device.
Fig. 5 shows the sectional view that second embodiment of the invention has the liquid crystal display of contactor control device.
Fig. 6 shows the sectional view that third embodiment of the invention has the liquid crystal display of contactor control device.
Fig. 7 shows the sectional view that fourth embodiment of the invention has the liquid crystal display of contactor control device.
Fig. 8 shows the sectional view that fifth embodiment of the invention has the liquid crystal display of contactor control device.
Fig. 9 shows the sectional view that sixth embodiment of the invention has the liquid crystal display of contactor control device.
Figure 10 shows the sectional view that seventh embodiment of the invention has the liquid crystal display of contactor control device.
Figure 11 shows the sectional view that eighth embodiment of the invention has the liquid crystal display of contactor control device.
[Main Reference Numerals explanation]
102 ~ circuit board; 104 ~ back lighting device;
106 ~ the first light polarizing film; 108 ~ the first glass;
110 ~ thin film transistor (TFT); 112 ~ liquid crystal layer;
114 ~ three transparency conducting layer; 116 ~ chromatic filter layer;
118 ~ the second glass; 120 ~ the second transparency conducting layers;
122 ~ insulation course; 124 ~ the first transparency conducting layers;
126 ~ the second light polarizing film; 128 ~ cover plate;
202 ~ liquid crystal display; 204 ~ source electrode driven integrated circuit;
206 ~ grid-driving integrated circuit;
208 ~ time schedule controller; 210 ~ storer;
212 ~ red light emitting diodes; 214 ~ green LED;
216 ~ blue LED; 302 ~ red light emitting diodes;
304 ~ green LED; 306 ~ blue LED;
308 ~ light guide plate; 402 ~ back lighting device;
404 ~ the first light polarizing film; 406 ~ control element;
408 ~ liquid crystal layer; 410 ~ the first transparency conducting layers;
412 ~ wall; 414 ~ the second transparency conducting layers;
416 ~ the second light polarizing film; 502 ~ back lighting device;
504 ~ the first light polarizing film; 506 ~ control element;
508 ~ liquid crystal layer; 510 ~ the first transparency conducting layers;
512 ~ wall; 514 ~ the second transparency conducting layers;
516 ~ ink layer; 518 ~ optical cement;
520 ~ the second light polarizing film; 602 ~ back lighting device;
604 ~ the first light polarizing film; 606 ~ control element;
608 ~ liquid crystal layer; 610 ~ the first transparency conducting layers;
612 ~ wall; 614 ~ the second transparency conducting layers;
616 ~ the second light polarizing film; 618 ~ optical cement;
620 ~ ink layer; 622 ~ cap rock;
702 ~ back lighting device; 704 ~ the first light polarizing film;
706 ~ control element; 708 ~ liquid crystal layer;
710 ~ the second transparency conducting layers; 711 ~ wall;
712 ~ the first transparency conducting layers; 714 ~ insulation course;
716 ~ articulamentum; 718 ~ the second light polarizing film;
802 ~ back lighting device; 804 ~ the first light polarizing film;
806 ~ control element; 808 ~ liquid crystal layer;
810 ~ the first transparency conducting layers; 812 ~ wall;
814 ~ the second transparency conducting layers; 816 ~ optical cement;
818 ~ ink layer; 820 ~ the second light polarizing film;
822 ~ metal carbonyl conducting layer; 902 ~ back lighting device;
904 ~ the first light polarizing film; 906 ~ control element;
908 ~ liquid crystal layer; 910 ~ metal carbonyl conducting layer;
912 ~ the first transparency conducting layers; 914 ~ wall;
916 ~ the second transparency conducting layers; 918 ~ optical cement;
920 ~ ink layer; 1002 ~ back lighting device;
1004 ~ the first light polarizing film; 1006 ~ control element;
1008 ~ liquid crystal layer; 1010 ~ the first transparency conducting layers;
1012 ~ wall; 1014 ~ the second transparency conducting layers;
1016 ~ three transparency conducting layer; 1018 ~ insulation course;
1020 ~ the second light polarizing film; 1102 ~ back lighting device;
1104 ~ the first light polarizing film; 1106 ~ control element;
1108 ~ liquid crystal layer; 1110 ~ three transparency conducting layer;
1112 ~ insulation course; 1114 ~ the first transparency conducting layers;
1116 ~ the second transparency conducting layers; 1118 ~ wall;
1120 ~ metal carbonyl conducting layer; 1122 ~ the second light polarizing film;
1124 ~ optical cement; 1126 ~ ink layer;
1128 ~ cap rock.
Embodiment
Below discuss the enforcement of disclosed embodiment in detail.But be understandable that, embodiment provides many applicable inventive concepts, the change that it can be wider.The specific embodiment discussed only is used for the ad hoc approach of open use embodiment, and is not used for limiting disclosed category.
The present invention is by regional sequence color (field sequential color, being called for short FSC) liquid crystal indicator and touch sensing device integrate, wherein FSC liquid crystal indicator makes display color by sequence color, do not need to use colored filter, therefore the object of the thinning light weight of product can be reached, in addition, the present invention, can improving product brightness owing to using the technology of regional sequence color.
Fig. 2 shows the schematic diagram of one embodiment of the invention regional sequence color (FSC) liquid crystal indicator, please refer to Fig. 1, one liquid crystal display 202, comprising gate line and the data line (not shown) of multiple intersection, and being arranged on gate line and data line infall for driving the thin film transistor (TFT) (not shown) of liquid crystal; One source pole drive integrated circult (IC) 204, for generation of the drive singal of the data line of driving display panels; One grid-driving integrated circuit (IC) 206, for generation of the drive singal of the gate line of driving display panels; With time schedule controller 208, for generation of the drive singal of driving grid drive integrated circult (IC), and produce loading signal and the data-signal for driving source electrode driven integrated circuit (IC).One storer 210, for storing and reading signal data.In addition, the device of above-mentioned FSC type also comprises by the array of red light emitting diodes (light emitting diode is called for short LED) 212, green LED 214 and blue LED 216 as back lighting device.Fig. 3 is below coordinated to be described in more detail the configuration of embodiment of the present invention back lighting device and thin film transistor (TFT) array.Please refer to Fig. 3, the back lighting device of the present embodiment FSC type comprises by the array of red light emitting diodes 302, green LED 304 and blue LED 306 and light guide plate 308, in order to carry out the display of regional sequence color, the unit 310 that in the corresponding thin film transistor (TFT) of one color sub pixels (thin film transistor is called for short TFT) array, a thin film transistor (TFT) controls.The back lighting device of following examples of the present invention can use this back lighting device.
Fig. 4 is below coordinated to describe the liquid crystal display that first embodiment of the invention has contactor control device.The present embodiment is integrated the contactor control device of double-layer transparent conductive film (double side ITO is called for short DITO) and FSC liquid crystal display.Please refer to Fig. 4, provide a back lighting device 402, this back lighting device 402 can be the back lighting device comprising light emitting diode matrix shown in Fig. 3.One first light polarizing film 404 is arranged on back lighting device 402.One control element 406 is arranged in the first light polarizing film 404.In an embodiment of the present invention, control element 406 is thin film transistor (TFT) (TFT).One liquid crystal layer 408 is arranged on control element 406.In an embodiment of the present invention, in order to make liquid crystal layer 408 have enough reaction velocitys, can reach the demand of FSC liquid crystal display, liquid crystal layer 408 is better with optical compensation curved (optically compensated bend is called for short OCB) liquid crystal.One first transparency conducting layer 410 is arranged on liquid crystal layer 408.In an embodiment of the present invention, the first transparency conducting layer 410 comprises the strip shaped electric poles extended along a direction (such as x direction), and the first transparency conducting layer 410 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO).One second transparency conducting layer 414 is arranged at above the first transparency conducting layer 410, and sandwiched one wall 412 between the first transparency conducting layer 410.It is such as indium tin oxide (ITO) or indium-zinc oxide (IZO) that second transparency conducting layer 414 comprises strip shaped electric poles second transparency conducting layer 414 extended along a direction (such as y direction), and wall 412 is such as glass composition.One second light polarizing film 416 is arranged on the second transparency conducting layer 414.The present embodiment first transparency conducting layer 410, wall 412 and the second transparency conducting layer 414 are used as a touch-control sensor (sensor), make the present embodiment liquid crystal display carry out touch control operation.It should be noted that the present embodiment FSC liquid crystal display and contactor control device share a transparency conducting layer (that is first transparency conducting layer 410), to reach the object of saving processing procedure and cost.
Fig. 5 is below coordinated to describe the liquid crystal display that second embodiment of the invention has contactor control device.The present embodiment is by double-layer transparent conductive film (double side ITO, be called for short DITO) contactor control device and FSC liquid crystal display integrate, itself and the first embodiment liquid crystal display do not exist together for adding ink layer and optical cement between the second transparency conducting layer and the second light polarizing film.Please refer to Fig. 5, provide a back lighting device 502, this back lighting device 502 can be the back lighting device comprising light emitting diode matrix shown in Fig. 3.One first light polarizing film 504 is arranged on back lighting device 502.One control element 506 is arranged in the first light polarizing film 504, and in an embodiment of the present invention, control element 506 is thin film transistor (TFT) (TFT).One liquid crystal layer 508 is arranged on control element 506, in an embodiment of the present invention, in order to make liquid crystal layer 508 have enough reaction velocitys, can reach the demand of FSC liquid crystal display, and liquid crystal layer 508 is better with optical compensation curved (OCB) liquid crystal.One first transparency conducting layer 510 is arranged on liquid crystal layer 508.In an embodiment of the present invention, the first transparency conducting layer 510 comprises the strip shaped electric poles extended along a direction (such as x direction), and the first transparency conducting layer 510 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO).In one embodiment of the invention, a black light shield layer (black matrix) is set between the first transparency conducting layer 510 and liquid crystal layer 508, to make pixel definition sharpening.One second transparency conducting layer 514 is arranged at above the first transparency conducting layer 510, and sandwiched one wall 512 between the first transparency conducting layer 510.It is such as indium tin oxide (ITO) or indium-zinc oxide (IZO) that second transparency conducting layer 514 comprises strip shaped electric poles second transparency conducting layer 514 extended along a direction (such as y direction), and wall 512 is such as glass composition.One second light polarizing film 520 is arranged on the second transparency conducting layer 514.The present embodiment first transparency conducting layer 510, wall 512 and the second transparency conducting layer 514 are used as a touch-control sensor (sensor), make the present embodiment liquid crystal display carry out touch control operation.Ink layer 516 and an optical cement 518 are arranged between the second transparency conducting layer 514 and the second light polarizing film 520, and wherein ink layer 516 is in order to block the peripheral circuit of non-display area.
Fig. 6 is below coordinated to describe the liquid crystal display that third embodiment of the invention has contactor control device.The present embodiment is integrated the contactor control device of double-layer transparent conductive film (DITO) and FSC liquid crystal display, and itself and the first embodiment liquid crystal display do not exist together for adding a cap rock (cover) in the second light polarizing film.Please refer to Fig. 6, provide a back lighting device 602, this back lighting device 602 can be the back lighting device comprising light emitting diode matrix shown in Fig. 3.One first light polarizing film 604 is arranged on back lighting device 602.One control element 606 is arranged in the first light polarizing film 604, and in an embodiment of the present invention, control element 606 is thin film transistor (TFT) (TFT).One liquid crystal layer 608 is arranged on control element 606, in an embodiment of the present invention, in order to make liquid crystal layer 608 have enough reaction velocitys, can reach the demand of FSC liquid crystal display, and liquid crystal layer 608 is better with optical compensation curved (OCB) liquid crystal.One first transparency conducting layer 610 is arranged on liquid crystal layer 608.In an embodiment of the present invention, the first transparency conducting layer 610 comprises the strip shaped electric poles extended along a direction (such as x direction), and the first transparency conducting layer 610 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO).One second transparency conducting layer 614 is arranged at above the first transparency conducting layer 610, and sandwiched one wall 612 between the first transparency conducting layer 610.It is such as indium tin oxide (ITO) or indium-zinc oxide (IZO) that second transparency conducting layer 614 comprises strip shaped electric poles second transparency conducting layer 614 extended along a direction (such as y direction), and wall 612 is such as glass composition.One second light polarizing film 616 is arranged on the second transparency conducting layer 614.The present embodiment first transparency conducting layer 610, wall 612 and the second transparency conducting layer 614 are used as a touch-control sensor (sensor), make the present embodiment liquid crystal display carry out touch control operation.One cap rock 622 is arranged at above the second light polarizing film 616, and wherein cap rock 622 can be glass, polymethylmethacrylate (polymethylmethacrylate is called for short PMMA) or transparent membrane.One ink layer 620 and an optical cement 618 are arranged between cap rock 622 and the second light polarizing film 616, and wherein ink layer 620 is in order to block the peripheral circuit of non-display area.
Fig. 7 is below coordinated to describe the liquid crystal display that fourth embodiment of the invention has contactor control device.Do not exist together for the present embodiment is integrated the contactor control device of single-layer and transparent conducting film (single sideITO is called for short SITO) and FSC liquid crystal display with the first embodiment liquid crystal display.Please refer to Fig. 7, provide a back lighting device 702, this back lighting device 702 can be the back lighting device comprising light emitting diode matrix shown in Fig. 3.One first light polarizing film 704 is arranged on back lighting device 702.One control element 706 is arranged in the first light polarizing film 704, and in an embodiment of the present invention, control element 706 is thin film transistor (TFT) (TFT).One liquid crystal layer 708 is arranged on control element 706, in an embodiment of the present invention, in order to make liquid crystal layer 708 have enough reaction velocitys, can reach the demand of FSC liquid crystal display, and liquid crystal layer 708 is better with optical compensation curved (OCB) liquid crystal.One second transparency conducting layer 710 is arranged on liquid crystal layer 708, and the second transparency conducting layer 710 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO).One wall 711 is arranged on the second transparency conducting layer 710, and wall 711 is such as glass composition.One first transparency conducting layer 712 and an insulation course 714 are arranged on wall 711.Insulation course 714 comprises the list structure extended along a direction (such as y direction), and the first transparency conducting layer 712 comprises the strip shaped electric poles extended along a direction (such as x direction).That is the direction that the first transparency conducting layer 712 and insulation course 714 extend is orthogonal.First transparency conducting layer 712 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO), and insulation course 714 by epoxy resin (Epoxy) is such as or the macromolecular material such as acryl resin system forms.One articulamentum 716 is arranged on insulation course 714, connects the first transparency conducting layer 712 of insulation course 714 both sides, and articulamentum 716 is such as such as, for having the metal composition of high perveance, the material of molybdenum aluminium molybdenum three level stack.One second light polarizing film 718 is arranged on the second transparency conducting layer 710.The present embodiment first transparency conducting layer 712, insulation course 714 and articulamentum 716 is used as a touch-control sensor (sensor), makes the present embodiment liquid crystal display carry out touch control operation.
Fig. 8 is below coordinated to describe the liquid crystal display that fifth embodiment of the invention has contactor control device.The present embodiment is integrated the contactor control device of double-layer transparent conductive film (DITO) and FSC liquid crystal display, and itself and the second embodiment liquid crystal display do not exist together for adding a plain conductor (metal trace) layer between the second transparency conducting layer and ink layer.Please refer to Fig. 8, provide a back lighting device 802, this back lighting device 802 can be the back lighting device 802 comprising light emitting diode matrix shown in Fig. 3.One first light polarizing film 804 is arranged on back lighting device 802.One control element 806 is arranged in the first light polarizing film 804, and in an embodiment of the present invention, control element 806 is thin film transistor (TFT) (TFT).One liquid crystal layer 808 is arranged on control element 806, in an embodiment of the present invention, in order to make liquid crystal layer 808 have enough reaction velocitys, can reach the demand of FSC liquid crystal display, and liquid crystal layer 808 is better with optical compensation curved (OCB) liquid crystal.One first transparency conducting layer 810 is arranged on liquid crystal layer 808.In an embodiment of the present invention, the first transparency conducting layer 810 comprises the strip shaped electric poles extended along a direction (such as x direction), and the first transparency conducting layer 810 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO).One second transparency conducting layer 814 is arranged at above the first transparency conducting layer 810, and sandwiched one wall 812 between the first transparency conducting layer 810.It is such as indium tin oxide (ITO) or indium-zinc oxide (IZO) that second transparency conducting layer 814 comprises strip shaped electric poles second transparency conducting layer 814 extended along a direction (such as y direction), and wall 812 is such as glass composition.One second light polarizing film 820 is arranged at above the second transparency conducting layer 814.The present embodiment first transparency conducting layer 810, wall 812 and the second transparency conducting layer 814 are used as a touch-control sensor (sensor), make the present embodiment liquid crystal display carry out touch control operation.One ink layer 818 and an optical cement 816 are arranged between the second light polarizing film 820 and the second transparency conducting layer 814, and wherein ink layer 818 is in order to block the peripheral circuit of non-display area.One plain conductor (metal trace) layer 822 is arranged between the second transparency conducting layer 814 and ink layer 818, because the resistance of transparent conductive material (that is indium tin oxide ITO or indium-zinc oxide IZO) is higher, metal carbonyl conducting layer 822 can provide non-visible area scope to connect IC driver.In an alternative embodiment of the invention, one first plain conductor (metal trace) layer can be added between the second transparency conducting layer and ink layer, and between the second transparency conducting layer and ink layer, add one second metal carbonyl conducting layer.
Fig. 9 is below coordinated to describe the liquid crystal display that sixth embodiment of the invention has contactor control device.The present embodiment is integrated the contactor control device of double-layer transparent conductive film (DITO) and FSC liquid crystal display, itself and the 5th embodiment liquid crystal display do not exist together for the present embodiment metal carbonyl conducting layer is arranged at below the first transparency conducting layer, in order to signal conduction.Please refer to Fig. 9, provide a back lighting device 902, this back lighting device 902 can be the back lighting device comprising light emitting diode matrix shown in Fig. 3.One first light polarizing film 904 is arranged on back lighting device 902.One control element 906 is arranged in the first light polarizing film 904, and in an embodiment of the present invention, control element 906 is thin film transistor (TFT) (TFT).One liquid crystal layer 908 is arranged on control element 906, in an embodiment of the present invention, in order to make liquid crystal layer 908 have enough reaction velocitys, can reach the demand of FSC liquid crystal display, and liquid crystal layer 908 is better with optical compensation curved (OCB) liquid crystal.One first transparency conducting layer 912 is arranged on liquid crystal layer 908.In an embodiment of the present invention, the first transparency conducting layer 912 comprises the strip shaped electric poles extended along a direction (such as x direction), and the first transparency conducting layer 912 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO).One second transparency conducting layer 916 is arranged at above the first transparency conducting layer 912, and sandwiched one wall 914 between the first transparency conducting layer 912.It is such as indium tin oxide (ITO) or indium-zinc oxide (IZO) that second transparency conducting layer 916 comprises strip shaped electric poles second transparency conducting layer 916 extended along a direction (such as y direction), and wall 914 is such as glass composition.One second light polarizing film 922 is arranged on the second transparency conducting layer 916.The present embodiment first transparency conducting layer 912, wall 914 and the second transparency conducting layer 916 are used as a touch-control sensor (sensor), make the present embodiment liquid crystal display carry out touch control operation.One ink layer 920 and an optical cement 918 are arranged between the second light polarizing film 922 and the second transparency conducting layer 916, and wherein ink layer 920 is in order to block the peripheral circuit of non-display area.One plain conductor (metal trace) layer 910 is arranged at below the first transparency conducting layer 912.Same, because the resistance of transparent conductive material (that is indium tin oxide ITO or indium-zinc oxide IZO) is higher, metal carbonyl conducting layer 910 can provide non-visible area scope to connect IC driver.
Figure 10 is below coordinated to describe the liquid crystal display that seventh embodiment of the invention has contactor control device.The present embodiment is integrated the contactor control device of double-layer transparent conductive film (DITO) and FSC liquid crystal display, and itself and the first embodiment liquid crystal display do not exist together for the present embodiment adds an insulation course and a transparency conducting layer again below the second transparency conducting layer.Please refer to Figure 10, provide a back lighting device 1002, this back lighting device 1002 can be the back lighting device comprising light emitting diode matrix shown in Fig. 3.One first light polarizing film 1004 is arranged on back lighting device 1002.One control element 1006 is arranged in the first light polarizing film 1004, and in an embodiment of the present invention, control element 1006 is thin film transistor (TFT) (TFT).One liquid crystal layer 1008 is arranged on control element 1006, in an embodiment of the present invention, in order to make liquid crystal layer 1008 have enough reaction velocitys, can reach the demand of FSC liquid crystal display, liquid crystal layer 1008 is better with optical compensation curved (OCB) liquid crystal.One first transparency conducting layer 1010 is arranged at above liquid crystal layer 1008.In an embodiment of the present invention, first transparency conducting layer 1010 comprises the strip shaped electric poles extended along a direction (such as x direction), and the first transparency conducting layer 1010 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO).One second transparency conducting layer 1014 is arranged at above the first transparency conducting layer 1010, and sandwiched one wall 1012 between the first transparency conducting layer 1010, it is such as indium tin oxide (ITO) or indium-zinc oxide (IZO) that second transparency conducting layer 1014 comprises strip shaped electric poles second transparency conducting layer 1014 extended along a direction (such as y direction), and wall 1012 is such as glass composition.One the 3rd transparency conducting layer 1016 and an insulation course 1018 is set between the first transparency conducting layer 1010 and liquid crystal layer 1008.One second light polarizing film 1020 is arranged on the second transparency conducting layer 1014.The present embodiment first transparency conducting layer 1010, wall 1012 and the second transparency conducting layer 1014 are used as a touch-control sensor (sensor), make the present embodiment liquid crystal display carry out touch control operation.It should be noted that, the present embodiment FSC liquid crystal display and contactor control device use different patterned transparent conductive layer, and (such as FSC liquid crystal display uses the 3rd transparency conducting layer 1016, contactor control device uses the first transparency conducting layer 1010), to increase the performance of overall display device, reduce the interference of thin film transistor (TFT) end signal.
Figure 11 is below coordinated to describe the liquid crystal display that eighth embodiment of the invention has contactor control device.The present embodiment is integrated the contactor control device of double-layer transparent conductive film (DITO) and FSC liquid crystal display, and integrate with the 3rd, five and seven embodiment liquid crystal display, to obtain the device of higher reliability.Please refer to Figure 11, provide a back lighting device 1102, this back lighting device 1102 can be the back lighting device comprising light emitting diode matrix shown in Fig. 3.One first light polarizing film 1104 is arranged on back lighting device 1102.One control element 1106 is arranged in the first light polarizing film 1104, and in an embodiment of the present invention, control element 1106 is thin film transistor (TFT) (TFT).One liquid crystal layer 1108 is arranged on control element 1106, in an embodiment of the present invention, in order to make liquid crystal layer 1108 have enough reaction velocitys, can reach the demand of FSC liquid crystal display, liquid crystal layer 1108 is better with optical compensation curved (OCB) liquid crystal.One first transparency conducting layer 1114 is arranged at above liquid crystal layer 1108.In an embodiment of the present invention, first transparency conducting layer 1114 comprises the strip shaped electric poles extended along a direction (such as x direction), and the first transparency conducting layer 1114 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO).One second transparency conducting layer 1116 is arranged at above the first transparency conducting layer 1114, and sandwiched one wall 1118 between the first transparency conducting layer 1114, second transparency conducting layer 1116 comprises the strip shaped electric poles extended along a direction (such as y direction), second transparency conducting layer 1116 is such as indium tin oxide (ITO) or indium-zinc oxide (IZO), and wall 1118 is such as glass composition.One the 3rd transparency conducting layer 1110 and an insulation course 1112 is set between the first transparency conducting layer 1114 and liquid crystal layer 1108.One second light polarizing film 1122 is arranged on the second transparency conducting layer 1116.Between the second light polarizing film 1122 and the second transparency conducting layer 1116, a metal carbonyl conducting layer 1120 is set.One cap rock 1128 is arranged at above the second light polarizing film 1122, and wherein cap rock 1128 can be glass, polymethylmethacrylate (polymethylmethacrylate is called for short PMMA) or transparent membrane.One ink layer 1126 and an optical cement 1124 are arranged between cap rock 1128 and the second light polarizing film 1122, and wherein ink layer 1126 is in order to block the peripheral circuit of non-display area.
According to above-described embodiment, the liquid crystal display that the present invention has contactor control device has the following advantages: 1. the present invention is by regional sequence color (field sequential color, being called for short FSC) liquid crystal indicator and touch sensing device integrate, wherein FSC liquid crystal indicator makes display color by sequence color, do not need to use colored filter, therefore thickness and the weight of product can be reduced.2. the present invention is owing to using the technology of regional sequence color, can improving product brightness.
Although the present invention with preferred embodiment openly as above; so itself and be not used to limit the present invention; any those skilled in the art; without departing from the spirit and scope of the present invention; when doing a little change and retouching, the scope that therefore protection scope of the present invention ought define depending on appended claim is as the criterion.
Claims (21)
1. a touch control display apparatus, comprising:
One back lighting device;
One first light polarizing film, is arranged on this back lighting device;
One control element, is arranged in this first light polarizing film;
One liquid crystal layer, is arranged on this control element;
One touch-control sensor, comprising:
One first transparency conducting layer, is arranged on this liquid crystal layer, and this first transparency conducting layer and this control element drive this liquid crystal layer jointly;
One wall, is arranged on this first transparency conducting layer;
One second transparency conducting layer, is arranged on this wall;
One second light polarizing film, is arranged on this second transparency conducting layer; And
One black light shield layer, is arranged between this first transparency conducting layer and this liquid crystal layer.
2. touch control display apparatus as claimed in claim 1, also comprises an ink layer and an optical cement, is arranged between this second transparency conducting layer and this second light polarizing film.
3. touch control display apparatus as claimed in claim 1, also comprises a cap rock, is arranged at above this second light polarizing film.
4. touch control display apparatus as claimed in claim 3, also comprises an ink layer and an optical cement, is arranged between this cap rock and this second light polarizing film.
5. touch control display apparatus as claimed in claim 3, wherein this cap rock is glass, polymethylmethacrylate or transparent membrane.
6. touch control display apparatus as claimed in claim 2, also comprises a metal carbonyl conducting layer, is arranged at this ink layer and this second electrically conducting transparent interlayer.
7. touch control display apparatus as claimed in claim 2, also comprises a metal carbonyl conducting layer, is arranged at below this first transparency conducting layer.
8. touch control display apparatus as claimed in claim 2, also comprises one first metal carbonyl conducting layer, is arranged at this ink layer and this second electrically conducting transparent interlayer, and one second metal carbonyl conducting layer, is arranged at below this first transparency conducting layer.
9. touch control display apparatus as claimed in claim 1, also comprises one the 3rd transparency conducting layer, be arranged at below this first transparency conducting layer, and the 3rd transparency conducting layer and this first electrically conducting transparent interlayer arranges an insulation course.
10. touch control display apparatus as claimed in claim 1, also comprises:
One the 3rd transparency conducting layer, is arranged at below this first transparency conducting layer, and the 3rd transparency conducting layer and this first electrically conducting transparent interlayer arrange an insulation course;
One cap rock, is arranged at above this second light polarizing film;
One ink layer and an optical cement, be arranged between this cap rock and this second light polarizing film; And
One metal carbonyl conducting layer, is arranged at this ink layer and this second electrically conducting transparent interlayer.
11. touch control display apparatus as described in claim 1, wherein this control element is thin film transistor (TFT).
12. touch control display apparatus as claimed in claim 1, wherein this back lighting device is the array of light emitting diode.
13. touch control display apparatus as claimed in claim 1, wherein this liquid crystal layer is optical compensation curved liquid crystal.
14. touch control display apparatus as claimed in claim 1, wherein this touch control display apparatus uses regional sequence dye technology to present colorize.
15. touch control display apparatus as claimed in claim 1, wherein this touch control display apparatus does not comprise colored filter.
16. touch control display apparatus as claimed in claim 1, wherein this first transparency conducting layer, this wall and this second transparency conducting layer are used as a sensing apparatus.
17. 1 kinds of touch control display apparatus, comprising:
One back lighting device;
One first light polarizing film, is arranged on this back lighting device;
One control element, is arranged in this first light polarizing film;
One liquid crystal layer, is arranged on this control element;
One wall, is arranged at above this liquid crystal layer;
One first transparency conducting layer and an insulation course are arranged on wall, and wherein this insulation course comprises the list structure extended along a first direction, and this first transparency conducting layer comprises the strip shaped electric poles extended along a second direction;
One articulamentum, is arranged on this insulation course, connects the strip shaped electric poles of these insulation course both sides;
One second transparency conducting layer, is arranged between this wall and this liquid crystal layer; And
One second light polarizing film, is arranged on this first transparency conducting layer.
18. touch control display apparatus as claimed in claim 17, wherein this touch control display apparatus uses regional sequence dye technology to present colorize.
19. touch control display apparatus as claimed in claim 17, wherein this touch control display apparatus does not comprise colored filter.
20. touch control display apparatus as claimed in claim 17, wherein this first transparency conducting layer, this insulation course and this articulamentum are used as a sensing apparatus.
21. touch control display apparatus as claimed in claim 17, wherein this liquid crystal layer is optical compensation curved liquid crystal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110081751.7A CN102736287B (en) | 2011-03-29 | 2011-03-29 | Touch control display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110081751.7A CN102736287B (en) | 2011-03-29 | 2011-03-29 | Touch control display apparatus |
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| Publication Number | Publication Date |
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| CN102736287A CN102736287A (en) | 2012-10-17 |
| CN102736287B true CN102736287B (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110081751.7A Expired - Fee Related CN102736287B (en) | 2011-03-29 | 2011-03-29 | Touch control display apparatus |
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| KR102401054B1 (en) * | 2013-04-10 | 2022-05-20 | 니폰 제온 가부시키가이샤 | Capacitive touch panel display device |
| TWI502429B (en) | 2013-06-13 | 2015-10-01 | Sipix Technology Inc | Touch-control display and fabrication method thereof |
| CN104465695B (en) * | 2013-09-22 | 2019-03-15 | 昆山国显光电有限公司 | AMOLED display screen and its display with touch function |
| CN103593102A (en) * | 2013-09-30 | 2014-02-19 | 湖州健邦科技有限公司 | Capacitive touch screen and manufacturing method thereof |
| US20160086044A1 (en) * | 2014-09-24 | 2016-03-24 | Au Optronics Corporation | Optical Device and Optical Scanning Method Thereof |
| CN104503615B (en) * | 2014-12-26 | 2018-02-13 | 深圳市华星光电技术有限公司 | A kind of touch control display |
| CN106066747A (en) | 2015-04-22 | 2016-11-02 | 财团法人工业技术研究院 | Optical film with touch control function |
| CN106066720B (en) | 2015-04-22 | 2019-04-26 | 财团法人工业技术研究院 | Induction device |
| KR102016706B1 (en) * | 2015-05-11 | 2019-08-30 | 후아웨이 테크놀러지 컴퍼니 리미티드 | Touch system, active matrix organic light emitting diode panel and display driving method |
| CN106293167A (en) * | 2015-05-14 | 2017-01-04 | 深圳欧菲光科技股份有限公司 | Touching display screen and preparation method thereof |
| CN105607315A (en) * | 2016-03-17 | 2016-05-25 | 深圳市锐丽创科技有限公司 | Display module and convertible peeping preventing displayer |
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| CN108550349A (en) * | 2018-03-12 | 2018-09-18 | 深圳市昂米科技有限公司 | A kind of liquid crystal electron board |
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