Results 11 to 20 of about 39,314,757 (302)
Research on L-band wideband RF digital receiver and demodulator
Dianzi Jishu Yingyong, 2021 L-band radio frequency is in the range of 1 GHz~2 GHz，which is widely used in rader, communication and navigation. The main research content of this paper is to design an L-band broadband, high dynamic RF digital receiver using RF digital receiver ...
Tang Bo, Li Lu
doaj +1 more source
Optical wireless communications utilizing a dicode PPM PIN-BJT receiver [PDF]
, 2005 Original results are presented for an optical wireless system employing dicode pulse position modulation (DiPPM) and a PIN-BJT receiver. When operating at and a bit rate of 10 Mb/s a sensitivity of –51 dBm (Pe=10-9) is achieved and this represents a ...
Cryan, R.A., Menon, M.
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Single-Pass Bistatic SAR Interferometry Using Fixed-Receiver Configurations: Theory and Experimental Validation [PDF]
, 2010 In this paper, bistatic interferometry using fixed-receiver configurations is addressed both theoretically and experimentally. The analytical expressions for interferometric phase and height sensitivity are derived, and a full interferometric processing ...
Mallorqui, Jordi J. +5 more
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Design of a power-aware digital image rejection receiver [PDF]
, 2009 This paper deals with and details the design of a power-aware adaptive digital image rejection receiver based on blind-source-separation that alleviates the RF analog front-end impairments.
Ediz Cetin +5 more
core +1 more source
Design of analog front-end for multi-channel dual-band high frequency radar receiver
Dianzi Jishu Yingyong, 2018 Aiming at the requirement of the hybrid sky-surface network for radar receiver, the design of analog front-end for dual-band multi-channel digital radar receiver based on software radio idea is proposed and implemented.
Li Shijie +3 more
doaj +1 more source
Phase Coherence Technology of Digital MR Console Based on Dual Reference Sources
Chinese Journal of Magnetic Resonance, 2022 In this article, an effective method to keep the phase coherence between the transmitter and the receiver in digital magnetic resonance (MR) console is proposed. Relying on programmable digital logic, we design two digital reference sources with the same
Wen-shan LIAO +4 more
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USING THE BROADBAND DIGITAL RECEIVERS IN INTERFEROMETER OBSERVATIONS WITH THE URAN NETWORK
Radio Physics and Radio Astronomy, 2017 Purpose: The goal of the work is improving the efficiency of interferometric studies of cosmic radio sources at decameter waves. Design/methodology/approach: The URAN interferometer network observations are made usually at frequencies of 20 and 25 MHz
V. A. Shepelev +4 more
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Design of a digital CDMA receiver [PDF]
Proceedings of the 2003 conference on Asia South Pacific design automation - ASPDAC, 2003 In this work, an attempt has been made to design a Digital Signal Code Division Multiple Accesses Receiver using VHDL [1] [2] and synthesize using Mentor Graphics tools. The receiver is designed for a maximum of three users as per the design specification given for the contest.
I. Vijay Kumar, M. B. Srinivas
openaire +2 more sources
Receiver alignment dependence of a GA controlled optical wireless transmitter [PDF]
, 2009 A genetic algorithm controlled multispot transmitter is demonstrated to be capable of optimizing the received power distribution for single element receivers in fully diffuse mobile indoor optical wireless systems.
Leeson, Mark S. +2 more
core +1 more source
Digital frontend design for three-bands aliasing RF signals
Dianzi Jishu Yingyong, 2019 In order to solve the problem of three-band bandpass signal aliasing, a delay-adjustable third-order bandpass sampling structure is proposed. By designing a digital anti-aliasing filter, the alias-free reception of three-band bandpass signals can be ...
Wang Hongmei +4 more
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