Results 171 to 180 of about 4,161,881 (190)

Frequency shift discrimination: Can homing pigeons locate infrasounds by Doppler shifts?

Journal of Comparative Physiology A: Neuroethology, Sensory, Neural, and Behavioral Physiology, 1981
Douglas Boynton Quine
exaly  

Estimation of the blood Doppler frequency shift by a time-varying parametric approach

Ultrasonics, 2000
Frédéric Patat, A Ouahabi, D Kouame
exaly  

Wideband Doppler Frequency Shift Measurement and Direction Discrimination Based on a DPMZM

IEEE Photonics Journal, 2017
Yongsheng Gao, Aijun Wen
exaly  

Doppler shift in high-frequency ground backscatter compared with Doppler shift in a retransmitted signal

Journal of Geophysical Research, 1970
openaire   +1 more source

Photonic Approach to Wide-Frequency-Range High-Resolution Microwave/Millimeter-Wave Doppler Frequency Shift Estimation

IEEE Transactions on Microwave Theory and Techniques, 2015
Wangzhe Li, Lianshan Yan, Xihua Zou
exaly  

Optical device for measuring a doppler frequency shift

2005
BAILLON BERTRAND, SCHLOTTERBECK JEAN-PIERRE, LACONDEMINE XAVIER, RENARD ALAIN   +3 more
openaire   +3 more sources

Photonic Doppler frequency shift measurement based on a dual-polarization modulator

Applied Optics, 2017
Yongsheng Gao, Huixing Zhang, Aijun Wen   +2 more
exaly  

System and method for frequency synchronization of doppler-shifted subcarriers

2016
HU HANWU, AHMADVAND NIMA
openaire   +3 more sources

The So-called Doppler shift in Bragg cells

Proceedings of the IEEE, 1970
exaly  

A Simplified Photonic Approach to Measuring the Microwave Doppler Frequency Shift

IEEE Photonics Technology Letters, 2018
Yuan Yu, Xinliang Zhang, Lu Xu
exaly