Who is applying for the patent of capacitive touch screen
Author:Huang Jinlun Time:2021-06-08 16:51 Browse(124)
K4314
Abstract: the invention discloses a method for manufacturing a touch screen panel. In the method, the, A conductive layer and an insulating layer are sequentially formed on the same surface of the transparent substrate.

Who is applying for the patent of capacitive touch screen

the conductive layer and the insulating layer are co patterned using a halftone mask to form a first connection pattern with separate patterns.
the insulating layer is patterned on the first connection pattern to expose the area of the first connection pattern.
a transparent electrode is formed on the transparent substrate with the first connection pattern and the insulating layer The transparent electrode layer is patterned to form a first sensing pattern and a second sensing pattern.
the first sensing pattern is connected to the first connection pattern through the exposed area of the first connection pattern and connected along the first direction, and the second sensing pattern is arranged between the first sensing patterns, wherein the second sensing pattern is insulated from the first sensing pattern and connected along the second direction.
the transparent electrode layer is patterned to form a first sensing pattern and a second sensing pattern% _ 5 j6 r* W: G5 s7 s+ C. _ Touch sensing system, capacitance sensing device and capacitance sensing method application No.: 201010121353.9 The invention relates to a touch sensing system, a capacitance sensing device and a capacitance sensing method.
the touch sensing system comprises a touch input interface and at least one capacitance sensing device.
the capacitance sensing device comprises a plurality of switch units and a differential sensing circuit.
each switch unit is connected to a corresponding sensing capacitance.
the circuit to be tested of the differential sensing circuit The input end receives a capacitance value to be measured provided by at least one of the sensing capacitances.
and the reference input end of the differential sensing circuit receives a reference capacitance value provided by at least one of the sensing capacitances.
the input end of the differential sensing circuit receives a reference capacitance value provided by at least one of the sensing capacitancesHere.
the differential sensing circuit compares the capacitance value to be measured with the reference capacitance value to output a first difference value corresponding to the capacitance value to be measured and the reference capacitance value at its output end.
the technical scheme provided by the invention can improve the measurement efficiency by adjusting the measurement reference value of the capacitance to be measured.
(K6 C6 y) t0 |. T0 BApplicant: Lianyong Technology Co., Ltd. {8 I + P6 p $l (s)Address: 2 / F, No.13, Chuangxin 1st Road, Hsinchu County, Hsinchu Science Industrial Park, Taiwan, China+R / ~ / T: V! W9 o) t inventors (designers): Deng Yongjia, Lin Qingchun, Hong Jing, Zhang cenwei, Lin Yiliang, Cai Junjie&M! F6 I #; O7 J7] & A / N # x4s electrostatic capacitive touch sensor application No.: 201110039158.6 application date: 2011-02-16 Abstract: the invention provides an electrostatic capacitive touch sensor.
in the electrostatic capacitive touch sensor.
the influence of parasitic capacitance formed between the induction line and other signal lines connected with the touch pad is eliminated, The sensing line (16) connected to the touch sensing pad (11a) is connected with the non inverting input terminal (+) of the charge amplifier (21).
the touch sensing pad 11a is provided with an LED (13).
its cathode is connected with the LED signal line (15).
the LED signal line (15) is adjacent to the sensing line (16).
therefore, a parasitic capacitance (18) is formed between the LED signal line (15) and the sensing line (16)
In order to make the capacity value of the parasitic capacitance (18) fixedConnect the pull-up resistor (19) to the LED signal line (15).
bias the LED signal line (15) to the power supply potential VDD through the pull-up resistor (19).
6 ^ / M + x) F W $aApplicant: Anson semiconductor Trading Company.
'+ C / M8 x0 K $a; n address: Hamilton, Bermuda9 I6 H (M0 W. H2 ^ "^! O inventor (designer): Kawasaki Kawasaki, Kitagawa, ITO Hiroya Hasegawa. W * Y4 ': | 9 xElectrostatic capacitance input device and calculation method for calculating conductor approaching position application No.: 201110043903.4 application date: February 18, 2011 Abstract: the invention provides an electrostatic capacitance type input device and a calculation method for calculating the proximity position of a conductor.
the electrostatic capacitance type input device comprises a plurality of first detection electrodes which are arranged along the first direction and extend upward in the second direction crossed with the first direction; a plurality of second detection electrodes which are arranged along the first direction and extend upward in the second direction crossed with the first direction, The storage unit stores the values obtained through the first detection electrodes as the detection values in the first direction with the change of the electrostatic capacitance between the first conductor and the first detection electrodes, and, With the change of the electrostatic capacitance between the first conductor and the second detection electrodes, the values obtained by the second detection electrodes are respectively stored as the second direction detection values, and the calculation unit executes the process of generating a plurality of first mapping values obtained by calculating the first value and the second value, The first value is a value obtained by calculating at least one of the plurality of first direction detection values, and the second value is a value obtained by calculating at least one of the plurality of second direction detection values; and using the plurality of first mapping values,Processing for judging whether the first conductor is close to the first detection electrodes and the second detection electrodes.
(z; E7 k-p # xApplicant: Roma Co., LtdA + {$D / [& A; Z - @ "V2 e address: Kyoto, Japan1 P. {: ` 2 W4 h. n inventor (designer): Li Kangshi, the best of daxun.
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sensor, dual-mode touch module and dual-mode touch electronic device pending application No.: 201110086828. X application date: April 7, 2011 Abstract: the invention relates to a sensor, a dual-mode touch module and a dual-mode touch electronic device.
the sensor comprises a first direction wire group and a second direction wire group formed by a plurality of U-shaped first direction wires and a second direction wires in a combined arrangement manner.
the first direction wire group and the second direction wire group cross each other to form a capacitive coupling touch antenna array; The first mock exam is connected with the first connecting end of the conductor and the second direction conductor opening, and the external control part.
second is connected with a mode switch electronic switch in series, and the second connecting end is switched to the external control part through the mode switch. The control terminal of the mode switching electronic switch is connected with the external control unit.
the above sensors realize the dual touch mode of capacitive coupling and electromagnetic induction based on the same antenna array through mode switching.
the structure is simple, the reliability is high, and the cost is low. Combined with the display screen of electronic equipment, it meets the user's demand for flexible dual touch input such as electromagnetic pen and finger touch4 x0 K1 J) x a! |'a applicant: Taijun Technology (Shenzhen) Co., Ltd. 4 S!} 9 t "L * r (R6_Address: No.23, the third industrial zone, Xiacun community, Gongming office, Guangming New District, Shenzhen, Guangdong 518106)A! K7 K% g% K5 H0 S. D inventor (designer): Zhu Dezhong 8 F3 D & v-z4 ~ / JAbstract: the utility model discloses a capacitive touch mouseThe touch board is close to the bottom of the upper shell of the mouse body, the touch chip is arranged on the lower part of the touch board or on the PCB board, and the touch switch is respectively connected with the touch chip and the MCU on the PCB board, The touch chip is electrically connected with the single chip microcomputer on the PCB board, the front of the mouse body is provided with a left key area and a right key area, the left key area and the right key area are respectively provided with sliding bars, and the sliding bars are connected with the touch chip.
the utility model adopts a specially designed touch board and a physical key.
a single touch chip is used to realize the basic function of multi-point touch.
7 U "A7 {P4} v: [9 D% SApplicant: Chen Guanhua 2 m "F5 R5 B! C & ZAddress: 2703 '(#p#m: S% U), building a, South International Building, No. 3013, Yitian Road, Futian District, Shenzhen City, Guangdong Province, 518000Inventor (designer): Chen Guanhua # A3 p; B ` 5} 6 m3 tAbstract: the utility model discloses a new touch screen.
it includes a base plate and pins on the base plate, the positive and negative sides of the base plate are respectively provided with ITO film and ITO conductive glass, the ITO film is provided with a touch key area, and the surface of the ITO film is provided with protective lenses, The back of the protective lens is provided with a acrylic layer around the ITO film, the thickness of the ITO film is 0.188 ± 0.02mm, and the thickness of the ITO conductive glass is 0.7mm; the acrylic layer around the ITO film of the utility model encapsulates the ITO film, the ITO conductive glass and the protective lens together,It makes the touch screen a real whole, greatly improves the wear resistance of the touch screen and prolongs its service life.
the touch screen has the advantages of high wear resistance and long service life3? 9 I0 B & S% w9 V 'W - V $u applicant: Dongguan Shengwei Optoelectronic Technology Co., LtdAddress: No.65, zhouwuwang new road, Dongcheng District, Dongguan City, Guangdong Province- q6 k8 |1 T/ L4 F- u0 e1 MInventor (designer): $V; d0 d% ^ # QQiu Hanyu&The utility model discloses a top layer and a bottom layer structure of a touch sensor, respectively, It includes the flexible circuit board and all components on it; the electrode layer has a conductive electrode array, and there is an electrode connecting line between the electrode array and the control circuit; the electrode connecting line has a suspended wire structure that meets the shielding requirements of the ite chip; the outer edge of the electrode array also has a shielding loop line that can be connected with the control circuit; The shielding layer includes a shielding connection point which can be connected with the control circuit.
the substrate includes a shielding layer.
and the suspended wire and shielding loop wire of the electrode layer, so that the two kinds of systems on chip, cypress and ite, can be realized on the same substrate, and different schemes can be achieved only by making small changes to the flexible circuit board of the control circuit, with low cost and rapid response.
the structure of the substrate is simple and reliable  Y: M9 F5 f3 `; T2 t0 |% ^Applicant: Zhangzhou Baiyu industry and Trade Co., Ltd.
C8R; i2b3}: uAddress: 363000 Beidou Industrial Park, Jinfeng Development Zone, Xiangcheng District, Zhangzhou City, Fujian Province+M / [) V3 V (U4 H5 ~ inventor (designer): Lu Zhenzhou Huang Jinxian Li Jun+ _ #Abstract: the utility model discloses a structure of a multi-point touch board, which is characterized in that it includes: an induction device, which is a flat structure, has a fixed component and an electrode array for capacitive detection of the touch points on the induction device, and also includes a control circuit, The electrode array is connected with a programmable system on chip with a recognizable 3-point touch scanning program, and the control circuit also has an I2C interface.
the structure uses fewer components.
an induction device and a control circuit to realize 3-point touch at a lower cost.
4 y / O.
b "w * K5 u! L8 yApplicant: Zhangzhou Baiyu industry and Trade Co., Ltd. 4 J% W. ^ 0 i; B + D3 V0 Q. B_Address: 363000 Beidou Industrial Park, Jinfeng Development Zone, Xiangcheng District, Zhangzhou City, Fujian Province_ 0 \2 m0 F+ t: P; t+ [Inventor (designer): Li Jun, Hu Jin, Huang Jinxian; a # G0 h $F9 U2 {L + y # U. XA proximity sensing touch screen application No.: 201120018263.7 application date: 2011-01-19 Abstract: the utility model discloses a proximity sensing touch screen,It is characterized in that it includes a sensor, a controller and a fixed component, in which the sensor is of inductive capacitance sensing type and flat plate shape, including a proximity sensing end and an electrode array for sensing human body capacitance; both the proximity sensing end and the electrode array are transparent conductive materials; the controller includes a control circuit with human body capacitance sensing detection and proximity sensing detection; The controller is connected with the electrode array and the proximity sensing end; the fixing component is used to fix the sensor and the controller, so that the two become a whole; the fixing component has a light transmitting part at the electrode array.
the touch screen of the structure has a proximity sensing end.
cooperating with the identification circuit of proximity sensing in the controller, the touch screen has a light transmitting part, The cost of the touch screen is close to that of the inductive circuit, so the design of the inductive circuit is close to that of the touch screen! M & P9 S0 H! U:}: G3 B applicant: Zhangzhou Baiyu industry and Trade Co., Ltd: T' a8 c$ U& q9 P" y: e3 U6 _ *G1? Address: 363000 Beidou Industrial Park, Jinfeng Development Zone, Xiangcheng District, Zhangzhou City, Fujian Province6 O2 `) X- T# J1 W! c2 C3 B2 x "P & X6 W1T inventor (designer)
n & C1 V6 '([- J Li Jun), K2 x l0 K1 W - G $Q Hu Jin0 o: ^ 9? G9 W3 U & F Huang Jinxian.
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share so many patents with you all at once!!! $ [" a1 P1 C& b5 _ 0 e8 a. F6 c0 `3 t,S& ~; s9 l(I - M; {6 ^ 5 e: R4, K: y, R) thank you very much!4 j& k( ?* w8 J9 O: r  @6 A. ^7 X& R5 A0 U+ p& _ 4 T & H "J D (A4 m) {5 s if you want to apply for a patent, you have to start from learning patent! .
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