Zobrazeno 1 - 10
of 229
pro vyhledávání: '"Xuejun Sha"'
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2023, Iss 1, Pp 1-22 (2023)
Abstract In this paper, a two-dimensional generalized weighted fractional Fourier transform (2DGWFRFT) and constellation scrambling (CS)-based secure spatial modulation (SM) scheme, called 2DGWFRFT-CS-SM, is proposed to enhance the physical layer sec
Externí odkaz:
https://doaj.org/article/34952f0e34eb447ab09160a03c75ab2d
Publikováno v:
EURASIP Journal on Advances in Signal Processing, Vol 2022, Iss 1, Pp 1-16 (2022)
Abstract The increasing number of vehicles brings ubiquitous connectivity and huge information interaction, implementing with limited spectrum resource. Focusing on the higher spectral efficiency requirement, a compressive OFDM system is proposed in
Externí odkaz:
https://doaj.org/article/7504a3872f4f4e3fb432d5a0508b3d1b
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2018, Iss 1, Pp 1-10 (2018)
Abstract Researching on the relationships among different multiple weighted type fractional Fourier transform (multi-WFRFT) schemes, we in this paper provide the modulation order relation of different multi-WFRFT in theory. Moreover, we also prove th
Externí odkaz:
https://doaj.org/article/843afe7ea1d24f458d054c041a06e08b
Publikováno v:
IEEE Access, Vol 6, Pp 29231-29240 (2018)
A unified framework for bridging the power allocation (PA) strategies of single carrier (SC) and orthogonal frequency division multiplexing (OFDM) systems is proposed through the hybrid carrier (HC) scheme based on weighted-type fractional Fourier tr
Externí odkaz:
https://doaj.org/article/7010ebdc4c944fe68fffbd25b7984bf3
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2017, Iss 1, Pp 1-11 (2017)
Abstract High out-of-band (OOB) power emission has become the main shortcoming of multicarrier scheme in regard to the requirements and challenges of 5G. In this paper, two effective OOB power reduction methods, previously applied to traditional orth
Externí odkaz:
https://doaj.org/article/d033b955dab241398cfdef72049a5ce5
Publikováno v:
International Journal of Distributed Sensor Networks, Vol 12 (2016)
Wireless Body Area Network (WBAN) is a small-scaled sensor network consisting of a series of medical devices attributed to, around, or implanted in a human body, providing continuous monitoring by different sensors to collect vital signals or motion
Externí odkaz:
https://doaj.org/article/4620751f2f4940f297f0b9dc18f5f77f
Publikováno v:
Sensors, Vol 18, Iss 7, p 2378 (2018)
As the number of mobile users and video traffics grow explosively, the data rate demands increase tremendously. To improve the spectral efficiency, the spectrum are reused inter cell or intra cell, such as the ultra dense network with multi-cell or t
Externí odkaz:
https://doaj.org/article/1181e877b3d74e2ca285088e006cbbe6
Publikováno v:
China Communications. :1-11
Publikováno v:
IEEE Communications Letters. 26:2860-2864
Publikováno v:
IEEE Transactions on Vehicular Technology. 71:8702-8716