Recognizing Automatic Link Establishment Behaviors of a Short-Wave Radio Station by an Improved Unidimensional DenseNet

It is difficult to recognize Automatic Link Establishment (ALE) behaviors of a short-wave radio station, if we do not acquire the radio station's communication protocol standard. A method is proposed to recognize different ALE behaviors by using an improved unidimensional DenseNet. In this work...

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Main Authors: Zilong Wu, Hong Chen, Yingke Lei, Hao Xiong
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9099529/
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author Zilong Wu
Hong Chen
Yingke Lei
Hao Xiong
author_facet Zilong Wu
Hong Chen
Yingke Lei
Hao Xiong
author_sort Zilong Wu
collection DOAJ
description It is difficult to recognize Automatic Link Establishment (ALE) behaviors of a short-wave radio station, if we do not acquire the radio station's communication protocol standard. A method is proposed to recognize different ALE behaviors by using an improved unidimensional DenseNet. In this work, we directly recognize ALE signals in physical layer without the radio station's communication protocol standard. Hence, we can avoid difficulties in demodulation, decryption and so on. Actually, the original DenseNet is used extensively in the field of computer vision, so the original DenseNet is firstly adapted for the unidimensional input. And then, two parallel dense blocks are used in our improved unidimensional DenseNet, which could improve the capability of network to extract ALE signals' deep features. The experimental results show that the proposed method is able to recognize different ALE behaviors of a short-wave radio station. And improved DenseNet has better recognition performance than simple DenseNet. The simple DenseNet only contains one dense block. Finally, the results of comparison experiments also show that some classic networks have worse performance in ALE behaviors recognition, such as LeNet-5, ResNet-34, and DenseNet-121.
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spelling doaj.art-71e2b72077434395bfbecbe19641b86a2022-12-21T21:27:12ZengIEEEIEEE Access2169-35362020-01-018960559606410.1109/ACCESS.2020.29973809099529Recognizing Automatic Link Establishment Behaviors of a Short-Wave Radio Station by an Improved Unidimensional DenseNetZilong Wu0https://orcid.org/0000-0002-2931-5925Hong Chen1Yingke Lei2Hao Xiong3Electronic Countermeasures Institute, National University of Defense Technology, Hefei, ChinaElectronic Countermeasures Institute, National University of Defense Technology, Hefei, ChinaElectronic Countermeasures Institute, National University of Defense Technology, Hefei, ChinaElectronic Countermeasures Institute, National University of Defense Technology, Hefei, ChinaIt is difficult to recognize Automatic Link Establishment (ALE) behaviors of a short-wave radio station, if we do not acquire the radio station's communication protocol standard. A method is proposed to recognize different ALE behaviors by using an improved unidimensional DenseNet. In this work, we directly recognize ALE signals in physical layer without the radio station's communication protocol standard. Hence, we can avoid difficulties in demodulation, decryption and so on. Actually, the original DenseNet is used extensively in the field of computer vision, so the original DenseNet is firstly adapted for the unidimensional input. And then, two parallel dense blocks are used in our improved unidimensional DenseNet, which could improve the capability of network to extract ALE signals' deep features. The experimental results show that the proposed method is able to recognize different ALE behaviors of a short-wave radio station. And improved DenseNet has better recognition performance than simple DenseNet. The simple DenseNet only contains one dense block. Finally, the results of comparison experiments also show that some classic networks have worse performance in ALE behaviors recognition, such as LeNet-5, ResNet-34, and DenseNet-121.https://ieeexplore.ieee.org/document/9099529/Recognitionunidimensional DenseNetautomatic link establishmentshort-wave radio stationelectronic countermeasure
spellingShingle Zilong Wu
Hong Chen
Yingke Lei
Hao Xiong
Recognizing Automatic Link Establishment Behaviors of a Short-Wave Radio Station by an Improved Unidimensional DenseNet
IEEE Access
Recognition
unidimensional DenseNet
automatic link establishment
short-wave radio station
electronic countermeasure
title Recognizing Automatic Link Establishment Behaviors of a Short-Wave Radio Station by an Improved Unidimensional DenseNet
title_full Recognizing Automatic Link Establishment Behaviors of a Short-Wave Radio Station by an Improved Unidimensional DenseNet
title_fullStr Recognizing Automatic Link Establishment Behaviors of a Short-Wave Radio Station by an Improved Unidimensional DenseNet
title_full_unstemmed Recognizing Automatic Link Establishment Behaviors of a Short-Wave Radio Station by an Improved Unidimensional DenseNet
title_short Recognizing Automatic Link Establishment Behaviors of a Short-Wave Radio Station by an Improved Unidimensional DenseNet
title_sort recognizing automatic link establishment behaviors of a short wave radio station by an improved unidimensional densenet
topic Recognition
unidimensional DenseNet
automatic link establishment
short-wave radio station
electronic countermeasure
url https://ieeexplore.ieee.org/document/9099529/
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AT yingkelei recognizingautomaticlinkestablishmentbehaviorsofashortwaveradiostationbyanimprovedunidimensionaldensenet
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