Generation of square and triangular wave with independently controllable frequency and amplitude using OTAs only and its application in PWM
Sign Up to like & getrecommendations! Published in 2017 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-017-0971-x
Abstract: This paper presents a self-generating square/triangular wave generator using only the CMOS Operational Transconductance Amplifiers (OTAs) and a grounded capacitor. The output frequency and amplitude of the proposed circuit can be independently and electronically adjusted.… read more here.
Keywords: frequency amplitude; square triangular; circuit; pwm ... See more keywords
A fast 3D shape measurement method based on sinusoidal and triangular fringe projection
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Modern Optics"
DOI: 10.1080/09500340.2017.1380853
Abstract: Abstract Existing methods to measure 3D shape of complex object involve processing more than six captured images to obtain the absolute phase, which limit the measurement speed. This paper presents two sinusoidal fringes and two… read more here.
Keywords: phase; shape; measurement; triangular wave ... See more keywords