Results 251 to 260 of about 61,990 (319)

The Clean Pass: Upper Limb Impalement with Complete Neurovascular Preservation. [PDF]

open access: yesJ Orthop Case Rep
Shetty RS   +5 more
europepmc   +1 more source

Wideband Frequency and Angle-of-Arrival Measurement System Based on Optical Subsampling

IEEE transactions on microwave theory and techniques, 2023
We proposed a system that simultaneously supports measuring the frequency and the angle of arrival (AOA) of the radio frequency (RF) signal. In the proposed system, the RF signals from different antennas are loaded on different arms of a dual ...
Xiaoyan Li   +3 more
semanticscholar   +1 more source

Simultaneous Angle-of-Arrival and Frequency Measurement System Based on Microwave Photonics

Journal of Lightwave Technology, 2023
A simultaneous angle-of-arrival (AOA) and frequency measurement system based on microwave photonics is proposed and experimentally demonstrated. The measurement of the AOA and the frequency is realized based on the simultaneous AOA-to-power and frequency-
Jiewen Ding   +5 more
semanticscholar   +1 more source

Photonic-Assisted Approach to Simultaneous Measurement of Frequency and Angle-of-Arrival

Journal of Lightwave Technology, 2023
A microwave photonic system that can simultaneously measure the frequency and angle-of-arrival (AOA) of the received signal is conceived and practically demonstrated.
Xiaoyan Li   +3 more
semanticscholar   +1 more source

Metalens Integrated Receiver to Reduce the Effect of Angle of Arrival Jitter in Free Space Optical Communication

Journal of the Optical Society of America B, 2023
In this paper, we propose a metalens integrated receiver for free space optical communication, which provides robust performance in the presence of angle of arrival fluctuations jitter.
M. Islam, Kaveh Shahverdi, O. Boyraz
semanticscholar   +1 more source

Machine Learning-Based Angle of Arrival Estimation for Ultra-Wide Band Radios

IEEE Communications Letters, 2022
This letter analyzes the feasibility of deep convolutional neural networks (DCNN) for accurate ultra-wideband (UWB) angle of arrival estimation that is robust against hardware imperfections.
Mostafa Naseri   +6 more
semanticscholar   +1 more source

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