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IEICE TRANSACTIONS on Communications

Secure Communication Using Scramble Phase Assisting WFRFT

Yuan LIANG, Xinyu DA, Ruiyang XU, Lei NI, Dong ZHAI, Yu PAN

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Summary :

In this paper, a scramble phase assisting weighted-type fractional Fourier transform (SPA-WFRFT) based system is proposed to guarantee the communication's security. The original transmitting signal is divided into two parts. The first part is modulated by WFRFT and subsequently makes up the constellation beguiling. The other part is used to generate the scramble phase and also to assist in the encryption of the WFRFT modulated signal dynamically. The novel constellation optimal model is built and solved through the genetic algorithm (GA) for the constellation beguiling. And the double pseudo scheme is implemented for the scramble phase generation. Theoretical analyses show that excellent security performances and high spectral efficiency can be attained. Final simulations are carried out to evaluate the performances of the SPA-WFRFT based system, and demonstrate that the proposed system can effectively degrade the unauthorized receivers' bit error rate (BER) performance while maintaining its own communication quality.

Publication
IEICE TRANSACTIONS on Communications Vol.E102-B No.4 pp.779-789
Publication Date
2019/04/01
Publicized
2018/10/03
Online ISSN
1745-1345
DOI
10.1587/transcom.2018EBP3148
Type of Manuscript
PAPER
Category
Fundamental Theories for Communications

Authors

Yuan LIANG
  Air Force Engineering University
Xinyu DA
  Air Force Engineering University
Ruiyang XU
  Air Force Engineering University
Lei NI
  Air Force Engineering University
Dong ZHAI
  Air Force Engineering University
Yu PAN
  Air Force Engineering University

Keyword