公开(公告)号：US20220174819A1

公开(公告)日：2022-06-02

申请号：US17602527

申请日：2020-04-10

Applicant: DONGWOO FINE-CHEM CO., LTD.

Inventor： Jongmin KIM ,  Dong Pil PARK ,  Yoonho HUH

IPC: H05K1/11 ,  H01Q1/38 ,  H05K1/02 ,  H05K1/18 ,  H05K3/28

Abstract: A flexible printed circuit board includes a power wiring layer transmitting power and a signal wiring layer insulated and stacked over or under the power wiring layer.

公开(公告)号：US20220091688A1

公开(公告)日：2022-03-24

申请号：US17419872

申请日：2019-12-26

Applicant: DONGWOO FINE-CHEM CO., LTD.

Inventor： Jongmin KIM ,  Dong Pil PARK ,  Jaehyun LEE

IPC: G06F3/044 ,  G06K9/00 ,  H04M1/02

Abstract: A touch sensor includes a sensing cell part having a plurality of sensing cells, a wiring part having a plurality of wires for transmitting a sensing signal of the sensing cell part, and a pad electrode part having a plurality of pad electrodes for transmitting the sensing signal received from the wiring part to an flexible printed circuits board (FPCB), and is coupled to a rear glass of a portable terminal.