公开(公告)号：US20220216020A1

公开(公告)日：2022-07-07

申请号：US17569074

申请日：2022-01-05

Applicant: ASUSTEK COMPUTER INC.

Inventor： Chao-Chieh CHENG ,  Yi-Ou WANG ,  Jia-Ruei FANG ,  Chienyi HUANG ,  Chao-Shun WANG

IPC: H01H25/04 ,  H01H19/02 ,  H01H9/18

Abstract: An electronic device and a knob module thereof are provided. The knob module includes a circuit board, a rotary encoder, a light guide structure, a plurality of light emitting units, and a rotation cover. The rotary encoder is disposed on the circuit board. The light guide structure is disposed on the circuit board. The light guide structure includes a light guide ring and an annular light guide wall. The light guide ring surrounds the rotary encoder. The annular light guide wall extends downward from the light guide ring to abut against the circuit board. The plurality of light emitting units is disposed on the circuit board and located between the annular light guide wall and the rotary encoder for emitting light toward the annular light guide wall. The rotation cover is disposed on the rotary encoder.

公开(公告)号：US20210357039A1

公开(公告)日：2021-11-18

申请号：US17313237

申请日：2021-05-06

Applicant: ASUSTeK COMPUTER INC.

Inventor： Ya-Ting CHEN ,  Hung-Yi LIN ,  Chien-Chih TSENG ,  Chun-Tsai YEH ,  Wei-Tong LIN ,  Ming-Chieh CHEN ,  Yi-Ou WANG ,  Chao-Chieh CHENG

IPC: G06F3/038 ,  G06F3/0354

Abstract: An electronic device suitable for a stylus is provided. The electronic device includes a display panel, a touch module, and a processor. The display panel includes a display area. The touch module includes a touchable area. The processor is electrically connected to the display panel and the touch module. The processor defines an effective input area in the touchable area in response to the operation of the stylus, defines a mapping display area in the display area corresponding to the effective input area, and adjusts the display ratio of the mapping display area according to the input ratio of the effective input area.