Hackaday

The Simplest Ultrasound Sensor Module, Minus The Module

Just about every “getting started with microcontrollers” kit, Arduino or otherwise, includes an ultrasonic distance sensor ...
Hackaday

Doppler Module Teardown Reveals The Weird World Of Microwave Electronics

Oscillators with components that aren’t electrically connected to anything? PCB traces that function as passive components based solely on their shape? Slots and holes in the board with specific ...
IEEE

The microwave transmitting module for Doppler navigator equipment (DISD — FG) OF "Phobos — Grunt" program

Abstract: The results of the development of the transmitting module M45224 of Doppler speed and range measuring device (DISD) are presented. This module is designed to work in the ASC “Phobos-Grunt” ...
GitHub

Master's Thesis Project - Design of an Interactive Learning Module for Doppler Radar Signal Processing .(Halmstad University, Sweden)

MATLAB simulations of Doppler radar signals Real-time implementation of signal processing. Use of radar sensor (Sense2GoL Pulse). This repository contains MATLAB scripts and deliverables related to ...
IEEE

Measurement of chicken blood velocity using dual beam mode of laser Doppler anemometry by optical fiber module

Abstract: In this study, the dual beam mode of the laser Doppler anemometry (LDA) module with optical fibers is designed, which the light of particle scattering is detecting by the photodetector set ...
Nature

Observation of the inverse Doppler effect in negative-index materials at optical frequencies

Figure 1: Schematic showing the Doppler effect. By taking the relative movement between the photonic-crystal prism and the detector into consideration, the exit interface of the prism, which can be ...