The Hong Kong Polytechnic University

William Chi Keung Cheung

Joanne Wai Yee Chung

Thomas Kwok Shing Wong

Suk Yin Chow

Henry Chi Fuk So

Benny Yat Sing Lam

A system () for relaxation, the system () comprising: electrodes () worn by a user to measure the electrocardiogram (ECG) of the user; a processor () to process the ECG to remove noise and analyse the ECG signal in the time and frequency domains, and compute an index of stress () from the processed ECG; and a multimedia device () to provide real-time biofeedback by communicating the index of stress () to the user together with a relaxation video () to cause the user to relax.

Growing community of inventors

Hong Kong, China

William Chi Keung Cheung