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Photonics-assisted compressive sampling system for wideband spectrum sensing (Invited Paper)
2017
Chinese Optics Letters (COL)
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In this Letter, we review our recent work on photonic CS systems for wideband spectrum sensing. ...
To further reduce the acquisition bandwidth, multi-channel photonics-assisted CS systems are proposed for the first time, enabling the acquisition of multi-tone signals with frequencies up to 5 GHz by ...
In modern electronic reconnaissance or electronic warfare, the electromagnetic environment is quite complex, and wideband spectrum sensing without prior knowledge is becoming more and more important. ...
doi:10.3788/col201715.010012
fatcat:dq3yfssplrdwfbufbi3wqbwfrq
A relevant support recovery algorithm in modulated wideband converter
2019
IET Communications
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Then, obtaining the effective support which is based on compressed sensing is the most important part for the signal recovery from samples. ...
Modulated wideband converter (MWC) is a compressed spectrum sensing system that randomly moves the sparse wideband signal spectrum to the baseband to realise low-speed sampling. ...
Acknowledgments This work was supported by the Science and Technology Plan Project of Sichuan Province in China, named Security Collaborative Spectrum Sensing Network Based on The MWC System (No.2016GZ0091 ...
doi:10.1049/iet-com.2018.5474
fatcat:ylaiglql7rhbbopivh4zo3kaum
DOAs estimation of broadband signals based on a novel multi-channel compressed system
2016
IEICE Electronics Express
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This paper proposes a novel multi-channel compressed structure to estimate directions of arrival (DOAs) of broadband signals based on the Nyquist folding structure. ...
This paper firstly proposes a novel multi-channel receiving structure on a long-short baseline interferometer array and analyzes the feasibility of this structure applied in the DOAs estimation of broadband ...
A feasible structure for broadband signals receiving is based on compressed sensing technology [4, 5, 6] . Fudge et al. ...
doi:10.1587/elex.13.20161079
fatcat:fdfmsdqns5hx3lkmwnzkyead7m
Intra-pulse modulation recognition for fractional bandlimited signals based on a modified MWC-based digital receiver
2020
IEEE Access
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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 ...
a better separation can be achieved by the proposed digital receiver than by original MWC-based receiver. ...
Reference [16] design a hardware system of wideband digital reconnaissance receiver based on the MWC theory, and the receiver system has the ability of completing multi-signals acquisition, reconstruction ...
doi:10.1109/access.2020.2991990
fatcat:rzoq27e2jjfrvbxyqdwn666d4i
Frequency Hopping Signals Tracking and Sorting Based on Dynamic Programming Modulated Wideband Converters
2019
Applied Sciences
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It is important to improve the compressed sensing (CS) methods for tracking and sorting wideband FH signals. ...
Second, to sort multiple signals more effectively, a feedback control algorithm based on dynamic programming is proposed. ...
Acknowledgments: Our work has received important English editing from MDPI.
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/app9142906
fatcat:3iiwezjiang7poe7ojnt7bcox4
Measurement Matrix Calibration Method for Modulated Wideband Converter under Imperfect Periodic Pseudorandom Waveform
2016
Journal of Communications
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Abstract-Modulated Wideband Converter (MWC) is a type of theory to real-time sub-Nyquist sampling and recovery of sparse wideband analog signal with low computational overhead and efficient hardware implementation ...
the orthodox digital signal processing mechanism based on conventional sampling theorem. ...
PERFORMANCE SIMULATION AND ANALYSIS Numerical simulation of FWC algorithm based on practical MWC compressed sampling system is conducted in this section. ...
doi:10.12720/jcm.11.5.498-506
fatcat:dfdevvdqwfhhxo4ruajl5ueelm
Detection and Frequency Estimation of Frequency Hopping Spread Spectrum Signals Based on Channelized Modulated Wideband Converters
2018
Electronics
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In the implementation, there has been a trend of conducting compressive sensing for blind signal processing of FHSS signals. ...
This indicates that our method is also effective in the broadband non-cooperative spectrum sensing. ...
Acknowledgments: Our work had received important English editing from MDPI.
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/electronics7090170
fatcat:jakl3c43ezci5a4ff4jxpkf4t4
Automatic LPI Radar Signal Sensing Method Using Visibility Graphs
2020
IEEE Access
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countermeasure technology; broadband/ultra-wideband radar digital reconnaissance receiving and interference technology. ...
code 2: Wavelet denoising for the signal to be tested through the AWGN channel 3: Perform Autocorrelation on the obtained signal to be tested 4: Set the threshold based on Neyman-Pearson Criterion and ...
Her research interests include wideband spectrum sensing; sparse/compressive sensing and radar signal processing. VOLUME 4, 2016 ...
doi:10.1109/access.2020.3020336
fatcat:3sbt3amlmzeqbjzawc3afwqqdu
Design of large polyphase filters in the Quadratic Residue Number System
2010
2010 Conference Record of the Forty Fourth Asilomar Conference on Signals, Systems and Computers
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A sensor network based cooperative wideband spectrum sensing scheme is proposed for the implementation of the task. ...
In each slot, a secondary transmitter chooses one channel to sense and subsequently transmit if the channel is sensed as idle. ...
doi:10.1109/acssc.2010.5757589
fatcat:ccxnu5owr5fyrcjcqukumerueq
Toward virtual biopsy through an all fiber optic ultrasonic miniaturized transducer: a proposal
2003
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
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...Audio compression ............Huffman coding ............Source coding ............Test data compression ............Transform coding ........Data conversion ............Analog-digital conversion .. ...
........Channel allocation ........Channel capacity ........Channel estimation ........Channel models ........Channel spacing ........Channel state information ........Gaussian channels ............AWGN ...
doi:10.1109/tuffc.2003.1244749
fatcat:l3jre4etsvcqzfyz2jqggji3gy
Front Matter: Volume 8285
2011
International Conference on Graphic and Image Processing (ICGIP 2011)
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The last two digits indicate publication order within the volume using a Base 36 numbering system employing both numerals and letters. ...
The CID number appears on each page of the manuscript. The complete citation is used on the first page, and an abbreviated version on subsequent pages. ...
Zahedi, Shahrood Univ. of Technology (Iran, Islamic Republic of)
8285 33
A real-time receive method of wideband radar based on subband pulse compression
[8285-273]
M. Li, W. Fu, P. Zhang, Y. ...
doi:10.1117/12.915884
fatcat:i3zzb77cqndcpo7i2wjvl2nfta
An Investigation of LPI Radar Waveforms Classification in RoF Channels
2019
IEEE Access
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when the intercepted radar signals are transmitted over fiber optic channels. ...
Distortions and noise introduced by such channels are likely to affect the performance of LPI classification algorithms. ...
In [12] , a new wideband receiver based on modulated wideband converter and compressed sampling is developed for the purpose of intercepting and classifying LPI radar signals. ...
doi:10.1109/access.2019.2938317
fatcat:3zx4bnyzfjef5kbfgnlr7ohxsi
Development and evaluation of a multistatic ultrawideband random noise radar network
2011
2011 IEEE RadarCon (RADAR)
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Finally, a joint coverage area within the AFIT RCS range allows single and multi-target scenarios for assessing the 16-channel multistatic solution. ...
Design and integration of a distributed and central signal and data processing architecture enables the Matlab Ⓡ -driven signal data acquisition, digital processing and multi-sensor image fusion. ...
ratio (SNR) based on the implemented receiver processing architecture. ...
doi:10.1109/radar.2011.5960699
fatcat:y2g5eaqjm5hxvpo4wwqkzq2wwe
A Survey on Millimeter-Wave Beamforming Enabled UAV Communications and Networking
[article]
2021
arXiv
pre-print
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Then, we provide an overview on relevant mmWave antenna structures and channel modeling. ...
In this paper, we provide a comprehensive survey on mmWave beamforming enabled UAV communications and networking. ...
The sampled information is utilized to estimate the link qualities in candidate space by leveraging compressive sensing theory. ...
arXiv:2104.09204v2
fatcat:rbywt5p7uzhhzg3hbc7tnln45q
NOISE RADAR OF MILLIMETER RANGE
ШУМОВОЙ РАДИОЛОКАТОР МИЛЛИМЕТРОВОГО ДИАПАЗОНА
2018
Radioelectronics Nanosystems Information Technologies
ШУМОВОЙ РАДИОЛОКАТОР МИЛЛИМЕТРОВОГО ДИАПАЗОНА
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The noise immunity of a radio engineering channel model based on a spread-spectrum signal was experimentally investigated. ...
Thus, ultra-wideband radar technologies based on noise signals are characterized by good electromagnetic compatibility, can be effectively used in the compilation of a radar portrait of an object, as well ...
The noise immunity of a radio engineering channel model based on a noise-like carrier was experimentally investigated. ...
doi:10.17725/rensit.2018.10.235
fatcat:gjqnum6lqfdhffvfcuqr67w5d4
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