A product based on FPGA had been proposed to synchronize the beats of music with the body rhythm. The EZBud project's poster.
A model named TSCM has been proposed to remove the periodical motion artifact in photoplethysmographic (PPG) signal.
Design in COMDEK Industrial Corporation. Based on the Redis database, real-time Node.js server on Debian Linux and client side module on MediaTek LinkIt 7688.