公开(公告)号：US20160209957A1

公开(公告)日：2016-07-21

申请号：US14915152

申请日：2014-08-25

Applicant: LG ELECTRONICS INC.

Inventor： Kihyun JUNG ,  Hyunjai SHIM ,  Jungjoon LEE ,  Masashi HASHIMOTO ,  Jinho CHOI ,  Jeongkyo SEO ,  Younghwan KIM

IPC: G06F3/044 ,  G06F3/0354

CPC classification number: G06F3/0412 ,  G06F3/017 ,  G06F3/03545 ,  G06F3/0416 ,  G06F3/044 ,  G06F3/0484 ,  G06F3/04883

Abstract: A mobile terminal having a stylus pen and a touch panel is provided. The mobile terminal includes a touch panel having a plurality of touch panel electrodes, and a stylus pen provided to transmit and receive an electrical signal to and from the touch panel using capacitive coupling, wherein the stylus pen includes a main body, a pen tip formed of a conductor and protruding to outside of the main body to apply a touch to the touch panel, and an LC circuit provided within the main body, configured to include an inductor and a capacitor, and electrically connected to the pen tip to generate capacitive coupling between the LC circuit an the touch panel.

Abstract translation: 提供具有触控笔和触摸面板的移动终端。 移动终端包括具有多个触摸面板电极的触摸面板，以及提供用于使用电容耦合向触摸面板发送和接收电信号的触控笔，其中，所述触控笔包括主体，形成的笔尖 并且突出到主体外部以对触摸面板施加触摸;以及设置在主体内的LC电路，其被配置为包括电感器和电容器，并且电连接到笔尖以产生电容耦合 在LC电路之间的触摸面板。

公开(公告)号：US20180018028A1

公开(公告)日：2018-01-18

申请号：US15548249

申请日：2015-06-18

Applicant: LG ELECTRONICS INC.

Inventor： Jungjoon LEE ,  Masashi HASHIMOTO ,  Hyunjai SHIM ,  Younghwan KIM

IPC: G06F3/038 ,  G06F3/0354 ,  G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0383 ,  G06F3/03545 ,  G06F3/0416 ,  G06F3/044

Abstract: A mobile terminal including a touch panel including a plurality of touch panel electrodes; a stylus pen configured to perform transmission and reception of an electric signal with the touch panel using capacitive coupling and without using a separate power supply to the stylus pen; and a controller configured to, when the electric signal is received from the stylus pen through the capacitive coupling, detect a location of the stylus pen with respect to the touch panel based on signal magnitudes of at least two touch panel electrodes from which the electrical signal is detected.

公开(公告)号：US20160224174A1

公开(公告)日：2016-08-04

申请号：US14915007

申请日：2014-08-25

Applicant: LG ELECTRONICS INC.

Inventor： Masashi HASHIMOTO

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/0354

CPC classification number: G06F3/0416 ,  G06F3/03545 ,  G06F3/044

Abstract: A touch panel includes an electrostatic sensor unit in which a plurality of TX lines and RX lines intersect with each other to detect a touch position electrostatically, and a power supply unit configured to selectively apply an AC voltage to the TX lines and the RX lines to induce capacitive coupling between an external LC circuit and the electrostatic sensor unit.

Abstract translation: 触摸面板包括静电传感器单元，其中多个TX线和RX线彼此相交以静电检测触摸位置;以及电源单元，被配置为选择性地向TX线和RX线施加AC电压， 引起外部LC电路和静电传感器单元之间的电容耦合。