Optical laser microphone for human-robot interaction: speech recognition in extremely noisy service environments
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Robotics"
DOI: 10.1080/01691864.2021.2023629
Abstract: Domestic robots are often required to understand spoken commands in noisy environments, including service appliances' operating sounds. Most conventional domestic robots use electret condenser microphones (ECMs) to record the sound. However, the ECMs are known… read more here.
Keywords: speech; laser; laser microphone; extremely noisy ... See more keywords
Determining the Quadratic Electro-Optic Coefficients for Polycrystalline Pb(Mg1/3Nb2/3)O3-PbTiO3 (PMN-PT) Using a Polarization-Independent Electro-Optical Laser Beam Steerer
Sign Up to like & getrecommendations! Published in 2021 at "Applied Sciences"
DOI: 10.3390/app11083313
Abstract: A polarization-independent electro-optical (EO) laser beam steerer based on a bulk relaxor ferroelectric polycrystalline Pb(Mg1/3Nb2/3)O3-PbTiO3 (PMN-PT) was developed in this study to steer light ranging from visible to mid-IR wavelengths. A large number of the… read more here.
Keywords: pmn; independent electro; polarization independent; optical laser ... See more keywords