Results 31 to 40 of about 2,264 (115)

Design and Implementation of a Digital Front-End With Digital Compensation for Low-Complexity 4G Radio Transceivers

open access: yesIEEE Access, 2021
A digital front-end with digital compensation is designed and implemented for low-complexity 4G radio transceivers targeted for wearable devices such as smart watches.
Chester Sungchung Park   +3 more
doaj   +1 more source

Intra-Pulse Modulation Recognition for Fractional Bandlimited Signals Based on a Modified MWC-Based Digital Receiver

open access: yesIEEE Access, 2020
In this paper, we present a modified modulated wideband converter (MWC)-based digital receiver for fractional bandlimited signals, and further propose an intra-pulse modulation recognition method in discrete time fractional Fourier domain (DTFrFD) for ...
Xiaomin Li, Huali Wang, Haichao Luo
doaj   +1 more source

DC Restoration by Data-Aided Sequence in Kramers-Kronig Receiver

open access: yesIEEE Photonics Journal, 2022
In recent years, Kramers-Kronig (KK) receiver has been widely studied because of its simple structure and the ability of digital signal processing (DSP) to recover complex value signals.
Zhonghan Su   +6 more
doaj   +1 more source

A Digital Twin Based Real-Time Parameter Identification for Mutual Inductance and Load of Wireless Power Transfer Systems

open access: yesIEEE Access, 2023
The transmitter and receiver for wireless power transfer (WPT) need information interaction to achieve optimal efficiency if the mutual inductance and load are movable.
Zhe Li, Lijuan LI
doaj   +1 more source

Intermediate Frequency Digital Receiver Based on Multi-FPGA System

open access: yesJournal of Electrical and Computer Engineering, 2016
Aiming at high-cost, large-size, and inflexibility problems of traditional analog intermediate frequency receiver in the aerospace telemetry, tracking, and command (TTC) system, we have proposed a new intermediate frequency (IF) digital receiver based on
Chengchang Zhang, Lihong Zhang
doaj   +1 more source

Design of multi-channel test system based on JTAG interface

open access: yesDianzi Jishu Yingyong
The system is designed to realize the automatic acquisition and analysis of radar digital receivers. The digital IQ data is collected and stored by using the JTAG interface of the circuit and the SignalTap function of Quartus software.
Yang Jingsheng
doaj   +1 more source

Power Scalable Radio Receiver Design Based on Signal and Interference Condition

open access: yesJournal of Low Power Electronics and Applications, 2012
A low power adaptive digital baseband architecture is presented for a low-IF receiver of IEEE 802.15.4-2006. The digital section’s sampling frequency and bit width are used as knobs to reduce the power under favorable signal and interference scenarios ...
Satyam Dwivedi   +2 more
doaj   +1 more source

Dependences of the noise weight coefficients of digital photo receiver

open access: yesLietuvos Matematikos Rinkinys, 1997
The analytical expressions of the noise weight coefficients of digital photo receiver and calculating results are obtained.
Julija Anilionienė   +1 more
doaj   +1 more source

Challenges in Clock Synchronization for On-Site Coding Digital Beamformer

open access: yesInternational Journal of Reconfigurable Computing, 2017
Typical radio frequency (RF) digital beamformers can be highly complex. In addition to a suitable antenna array, they require numerous receiver chains, demodulators, data converter arrays, and digital signal processors.
Satheesh Bojja Venkatakrishnan   +2 more
doaj   +1 more source

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