公开(公告)号：US20190121445A1

公开(公告)日：2019-04-25

申请号：US15953507

申请日：2018-04-16

申请人： Chicony Electronics Co., Ltd.

发明人： Yi-Hung WANG ,  Tzu-Chuan LIANG ,  Wei-Chih CHENG

IPC分类号： G06F3/02 ,  G06F1/16

摘要： A keyboard device is applied to an electronic apparatus and includes a main body, a connection base, a first tilt sensor, a second tilt sensor, and a processor. The connection base is rotatably connected to the main body and configured to detachably be engaged to the electronic apparatus. The first tilt sensor is disposed on the main body and configured to generate first tilt data. The second tilt sensor is disposed on the connection base and configured to generate second tilt data. The processor is electrically connected to the first tilt sensor and the second tilt sensor, and is configured to calculate angle difference data according to the first tilt data and the second tilt data.