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公开(公告)号：US20240310936A1
公开(公告)日：2024-09-19
申请号：US18677815
申请日：2024-05-29
Applicant: NOVATEK Microelectronics Corp.
Inventor： Yao-Chung Chang , Chih-Chang Lai , Yun-Hsiang Yeh , Yen-Heng Chen , Chun-Yuan Liu
IPC: G06F3/0362 , G06F3/041
CPC classification number: G06F3/0362 , G06F3/04164 , G06F3/04166
Abstract: A knob on a touch panel includes a rotary wheel, a common pad, at least one sensing pad, a plurality of connectors and a conductive ring. The rotary wheel is mounted on the touch panel. The common pad is deployed on the touch panel. The at least one sensing pad is deployed on the touch panel. Each of the plurality of connectors is coupled between the rotary wheel and one pad among the at least one sensing pad and the common pad, to control each of the at least one sensing pad to be coupled to the common pad or not through the rotary wheel according to an operation of the knob. The conductive ring is deployed on a surface of the rotary wheel, to detect a touch object.
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公开(公告)号：US12039122B2
公开(公告)日：2024-07-16
申请号：US17732363
申请日：2022-04-28
Applicant: Novatek Microelectronics Corp.
Inventor： Yi-Ying Lin , Chih-Chang Lai
IPC: G06F3/041
CPC classification number: G06F3/0416
Abstract: A touch apparatus includes a touch screen and a touch controller. The touch controller is configured to process touch sensing signals received from the touch screen to generate a touch coordinate with respect to a touch event occurring on the touch screen. The touch screen includes a plurality of first touch sensing electrodes and a plurality of second touch sensing electrodes. The first touch sensing electrodes are disposed in a center area of the touch screen, wherein at least one part of the first touch sensing electrodes are rectangular. The second touch sensing electrodes are disposed in an edge area of the touch screen surrounding the center area, wherein each of the second touch sensing electrodes is corresponding to a central angle and a plurality of central angles corresponding to the plurality of second touch sensing electrodes substantially equal.
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公开(公告)号：US20210278920A1
公开(公告)日：2021-09-09
申请号：US17145408
申请日：2021-01-11
Applicant: Novatek Microelectronics Corp.
Inventor： Yu-Ying Tang , Ching-Yang Pai , Chih-Chang Lai
Abstract: A touch integrated display device includes a substrate, at one metal layer, a touch sensor and trace layer, and a shielding layer. The substrate includes an active area and a fan out area neighbouring to the active area. The metal layer is disposed over the substrate in the active area, extended to the fan out area and includes a plurality of source lines and a plurality of gate lines. The touch sensor and trace layer is disposed over the metal layer in the active area and extended to the fan out area. The shielding layer is at least disposed at an overlap region of the fan out area where the metal layer and the touch sensor and trace layer are overlapped from a top view to shield electromagnetic interference between the metal layer and the touch sensor and trace layer.
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公开(公告)号：US10908752B1
公开(公告)日：2021-02-02
申请号：US15930408
申请日：2020-05-12
Applicant: NOVATEK Microelectronics Corp.
Inventor： Yu-Ying Tang , Chih-Chang Lai , Ching-Yang Pai
Abstract: A display panel includes a common electrode layer and a touch sensor. The common electrode layer has a conductive material. The touch sensor, disposed over the common electrode layer, includes a plurality of touch sensing electrodes and a plurality of conductive lines. Each of the plurality of conductive lines is coupled to at least one of the plurality of touch sensing electrodes. Wherein, the conductive material in an area of the common electrode layer overlapping a part of the plurality of conductive lines is removed.
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公开(公告)号：US20200272329A1
公开(公告)日：2020-08-27
申请号：US16796961
申请日：2020-02-21
Applicant: Novatek Microelectronics Corp.
Inventor： Yu-Ying Tang , Ching-Yang Pai , Chih-Chang Lai
Abstract: An electronic device controlling a touch panel and performing a proximity sensing method is provided. The electronic device includes a touch controller. The touch controller is configured to group a plurality of touch sensors into a sensing group of one or more touch sensors and a non-sensing group of one or more touch sensors, control the sensing group to perform a proximity or hover sensing operation during a first sensing period and not control the non-sensing group to perform the proximity or hover sensing operation during the first sensing period, set one or more first touch sensors of the non-sensing group to a floating state during the first sensing period, and set one or more second touch sensors of the non-sensing group to a simultaneously-driven state during the first sensing period.
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Patent Agency Ranking
公开(公告)号：US20200257427A1
公开(公告)日：2020-08-13
申请号：US16858765
申请日：2020-04-27
Applicant: NOVATEK Microelectronics Corp.
Inventor： Chih-Chang Lai , Chih-Yuan Chang
Abstract: A sensor system includes a sensing panel, at least one multiplexer and a controller. The sensing panel includes one or more sensing areas . The multiplexer is coupled to the one or more sensing areas through one or more connecting wire groups on the sensing panel, wherein each of the connecting wire groups includes one or more connecting wires. The controller is coupled to the at least one multiplexer via one or more control wires and one or more sensing wires. Each of the at least one multiplexer includes one or more switch groups each coupled between one of the one or more sensing wires and one of the connecting wire groups, and each of the switch groups includes one or more switches respectively controlled by one or more control signals transmitted through the one or more control wires.
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公开(公告)号：US20180260075A1
公开(公告)日：2018-09-13
申请号：US15979488
申请日：2018-05-15
Applicant: NOVATEK Microelectronics Corp.
Inventor： Chih-Chang Lai , Kuan-Yi Yang , Jer-Hao Hsu
CPC classification number: G06F3/0416 , G06F3/0412 , G06F3/044 , G06F2203/04104
Abstract: A touch control method for sensing one or more touch signals from a touch device having a plurality of sensing areas, each of the sensing areas having a plurality of touch units, the touch control method includes determining a sensitivity of the touch device; and sensing the one or more the touch signals from the touch device, wherein one or more of the plurality of touch units located in the same sensing area are grouped so as to achieve the sensitivity, and for a first sensitivity of the touch device, a first number of touch units are grouped in the same sensing area, and for a second sensitivity of the touch device, a second number of touch units are grouped in the same sensing area, and the second sensitivity is greater than the first sensitivity and the second number is greater than the first number.
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公开(公告)号：US20180239488A1
公开(公告)日：2018-08-23
申请号：US15826701
申请日：2017-11-30
Applicant: NOVATEK Microelectronics Corp.
Inventor： Yi-Ying Lin , Chih-Chang Lai
IPC: G06F3/041 , G06F3/044 , G09G3/3225 , H01L27/32
CPC classification number: G06F3/0416 , G06F3/0412 , G06F3/044 , G09G3/3225 , G09G2310/0267 , G09G2310/0289 , G09G2310/08 , G09G2354/00 , H01L27/323
Abstract: The disclosure provides a method of driving a touch panel. The touch panel includes a plurality of touch sensing electrodes and a plurality of display pixels. Each of the plurality of display pixels includes a light emission element and a driving transistor. Each of the touch sensing electrodes is coupled to the light emission element of at least one of the plurality of display pixels. The method includes transmitting a first driving signal to at least one of the touch sensing electrodes served as an electrode of the corresponding light emission element during a touch sensing period, wherein the touch sensing electrode is coupled to a first power receiving terminal of the corresponding display pixel; and transmitting a first power supply voltage to the first power receiving terminal during a display period.
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公开(公告)号：US09814133B2
公开(公告)日：2017-11-07
申请号：US14669006
申请日：2015-03-26
Applicant: Novatek Microelectronics Corp.
Inventor： He-Wei Huang , Chih-Chang Lai , Wing-Kai Tang , Ching-Yang Pai
CPC classification number: H05K1/0259 , G06F3/0418 , G06F3/044 , H05K2201/09781 , H05K2201/10128
Abstract: A touch panel module including a touch panel and an electrostatic discharge (ESD) protection circuit is provided. The touch panel includes one or more conductive electrodes and one or more dummy electrodes. The one or more conductive electrodes include at least one of one or more driving electrodes and one or more sensing electrodes. The one or more dummy electrodes are configured to fill areas between the one or more conductive electrodes or areas outside the one or more conductive electrodes. The ESD protection circuit is electrically connected to at least one dummy electrode of the one or more dummy electrodes, and configured to provide an electrostatic discharging path to the at least one dummy electrode. Furthermore, an electrostatic discharging method of the touch panel module is also provided.
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公开(公告)号：US20160026294A1
公开(公告)日：2016-01-28
申请号：US14670432
申请日：2015-03-27
Applicant: Novatek Microelectronics Corp.
Inventor： Wing-Kai Tang , Chih-Chang Lai , Ching-Yang Pai
IPC: G06F3/044
Abstract: A touch panel and a method of arranging electrodes thereof are provided. The touch panel includes a plurality of touch patterns. The touch patterns are arranged in an array and respectively include a first transmitter electrode, a second transmitter electrode, and a plurality of receiver electrodes. The second transmitter electrode is parallel to the first transmitter electrode. The receiver electrodes are disposed between the first transmitter electrode and the second transmitter electrode and are respectively adjacent to the first transmitter electrode and the second transmitter electrode. The first transmitter electrode, the second transmitter electrode, and the receiver electrodes do not overlap each other. The first transmitter electrodes of the touch patterns are not connected with each other. The second transmitter electrodes of the touch patterns are not connected with each other.
Abstract translation: 提供一种触摸面板及其电极排列方法。 触摸面板包括多个触摸图案。 触摸图案被排列成阵列，并且分别包括第一发射器电极，第二发射器电极和多个接收器电极。 第二发射器电极平行于第一发射器电极。 接收器电极设置在第一发射器电极和第二发射器电极之间，并且分别与第一发射器电极和第二发射器电极相邻。 第一发送器电极，第二发送器电极和接收器电极彼此不重叠。 触摸图案的第一发射器电极彼此不连接。 触摸图案的第二发射器电极彼此不连接。
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