Analysis of Doppler effect on the pulse compression of different codes emitted by an ultrasonic LPS

JA Paredes, T Aguilera, FJ Alvarez, J Lozano, J Morera - Sensors, 2011 - mdpi.com
This work analyses the effect of the receiver movement on the detection by pulse
compression of different families of codes characterizing the emissions of an Ultrasonic …

Subcentimeter precision ranging system for moving targets with a doppler-effect-compensated ultrasonic direct sequence spread spectrum

I Toru, Y Yoshikawa, S Izumi… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this article, we present a Doppler-effect-compensated ranging system that can be applied
to subcentimeter-precision ultrasonic distance measurement for moving targets using a …

Doppler shift compensation technique for ultrasonic DSSS ranging system

I Toru, Y Yoshikawa, S Izumi… - 2020 IEEE International …, 2020 - ieeexplore.ieee.org
We present a Doppler effect compensation technique that can be applied to high-precision
ultrasonic distance measurement using the direct sequence spread spectrum (DSSS). In this …

Highly Accurate Ultrasonic Positioning and Tracking Systems

M Khyam - 2015 - unsworks.unsw.edu.au
Localization is the process of determining the current location of a target (s) within given
coordinates using a location system. The localization process has two main phases: firstly …