Breath analysis 1 DC offset current 1 FPGA 1 History of engineering & technology 1 Internet-of-Things (IoT) 1 IoT 1 PI control 1 RSA 1 TRNG 1 analog front-end (AFE) 1 antennas 1 bio-signal 1 bioelectric acquisition 1 biphasic signal 1 blind people 1 centroid estimation 1 data encryption 1 doppler spectrum 1 doppler velocimetry driven-right-leg 1 dual motor-tendon actuator 1 elbow soft exoskeleton 1 electrocardiogram 1 electrode array 1 electrode stimulation 1 electromagnetic 1 electronic nose (E-nose) 1 electronic travel aids 1 electrooculogram (EOG) 1 electrooculography 1