Samsung Electronics Co., Ltd.

Seung Chul Shin

Yong In Park

Hyung Jong Ko

Jung Su Kim

Yun Cheol Han

Won Hyuk Jung

Kook Jeong Seo

Myung Seob Song

Yong Gak Kim

Hyung Chel Kim

An ECG sensor chip used in a wearable appliance includes; a switch controlled &#x2014;by a switching signal, an amplifier that amplifies a difference between first and second ECG signals, and a location indicator that generates the switching signal. The switch passes either a first ECG signal or second ECG signal in response to the switching signal.

Electrocardiogram (ECG) sensor chip, system on chip (SoC), and wearable appliance

An ECG sensor chip used in a wearable appliance includes; a switch controlled by a switching signal, an amplifier that amplifies a difference between first and second ECG signals, and a location indicator that generates the switching signal. The switch passes either a first ECG signal or second ECG signal in response to the switching signal.

A method to control the sleep operation of an air conditioner is provided. The method includes determining whether or not a sleep operation is activated and sequentially performing a plurality of sub-modes of the sleep operation when the sleep operation is activated.

Method to control sleep operation of air conditioner

Growing community of inventors

Seoul, South Korea

Seung Chul Shin