Innochips Technology Co., Ltd.

Soon Dong Choi

In Kil Park

Tae Hyung Noh

Young Sul Kim

Sung Il Park

In Seob Jung

Sung Cheol Park

Hyun Chul Jung

Byung Yul Choi

Seong Cheol Park

Hee Seob Shin

Wan Park

Provided is a piezoelectric vibrating device including a case provided with a certain space therein, a piezoelectric vibrating member provided in the case and vibrating according to an applied voltage, a weight member provided in the case and connected to a part of the piezoelectric vibrating member in a vibration direction of the piezoelectric vibrating member, and a limitation member for limiting movement of the weight member.

Piezoelectric vibrating device

Provided are a complex device including a piezoelectric device, a wire patch cell (WPC) antenna disposed on one surface of the piezoelectric device, the WPC antenna being connected to two antenna patterns that are vertically spaced apart from each other, and a near field communication (NFC) antenna disposed outside the WPC antenna and an electronic device having the same.

Complex device and electronic device having the same

Growing community of inventors

Siheung-si, South Korea

Soon Dong Choi