Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Zengmao Chen"'
Publikováno v:
Sensors, Vol 18, Iss 12, p 4377 (2018)
Spectrum sensing plays an essential role in the detection of unused spectrum whole in cognitive radio networks, including cooperative spectrum sensing (CSS) and independent spectrum sensing. In cognitive radio ad hoc networks (CRAHNs), CSS enhances t
Externí odkaz:
https://doaj.org/article/7e158bbed1da40bb84580eb7a488427a
Publikováno v:
IEEE Communications Letters. 27:546-550
Publikováno v:
2023 6th International Conference on Communication Engineering and Technology (ICCET).
Publikováno v:
KSII Transactions on Internet & Information Systems; Jun2023, Vol. 17 Issue 6, p1743-1758, 16p
Publikováno v:
2022 IEEE 12th Annual Computing and Communication Workshop and Conference (CCWC).
Autor:
Shijian Wang, Zengmao Chen
Publikováno v:
International Journal of Signal Processing Systems. 7:49-53
Publikováno v:
2020 15th IEEE International Conference on Signal Processing (ICSP).
In the field of spectrum sensing for cognitive radio networks, there exists a category of eigenvalue based algorithms by analyzing the limiting eigenvalue distribution of the sample covariance matrix. In this paper, an novel algorithm based on the ra
Publikováno v:
2020 15th IEEE International Conference on Signal Processing (ICSP).
A modified frame synchronization algorithm based on average likelihood ratio testing is proposed in this paper through data-aided recognition of the Unique Word (UW) preamble in the transmission flow. To improve the computational efficiency, several
Publikováno v:
2020 15th IEEE International Conference on Signal Processing (ICSP).
Aiming at the time-varying incident angle of the coherent signal source, this paper studies the effect of updating the data covariance matrix and the value of the forgetting factor on the tracking result. On the basis of this, the idea of group intel
Publikováno v:
Radio Science. 55
In recent years, high-speed railway and subway are being built rapidly in China. Tunnel scenario is a major scenario in some of the high-speed railways and most of the subways. Channel characteristic is the decisive condition of wireless communicatio