Zobrazeno 1 - 10
of 1 346
pro vyhledávání: '"usrp"'
Publikováno v:
Materials & Design, Vol 244, Iss , Pp 113123- (2024)
The drawback of low strength of 304 stainless steel could be overcome by fabricating gradient nanostructures (GNS). However, deformation-induced martensite results in magnetic generation and plasticity degradation. In this work, a single austenitic G
Externí odkaz:
https://doaj.org/article/bd68a052b8c04558a164168ff2aae673
Publikováno v:
IEEE Access, Vol 12, Pp 2371-2388 (2024)
The direction of arrival (DOA) estimation of multiple radio frequency (RF) coherent signals using conventional algorithms such as Multiple Signal Classification (MUSIC), Estimation of the Signal Parameters via the Rotational Invariance Technique (ESP
Externí odkaz:
https://doaj.org/article/d5c1ff0b602f4725bd555c5a7d6d64d7
Autor:
Nandana Narayana, Pallaviram Sure
Publikováno v:
International Journal of Electronics and Telecommunications, Vol vol. 69, Iss No 3, Pp 537-544 (2023)
With improved technological successions, wireless communication applications have been incessantly evolving. Owing to the challenges posed by the multipath wireless channel, radio design prototypes have become elemental in all wireless systems before
Externí odkaz:
https://doaj.org/article/8225b13dedf44f9ca3b751d31764535d
Publikováno v:
Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), Vol 7, Iss 4, Pp 930-939 (2023)
Modern wireless communication systems use orthogonal frequency division multiplexing (OFDM), a multi-carrier modulation method that resists multipath channels and provides bandwidth efficiency. OFDM is generally used with a Multiple-Input Multiple-Ou
Externí odkaz:
https://doaj.org/article/ea8a2fc3b3a649aead9a7a23c28ddb3b
Autor:
Waleed Algriree, H. alsheakh, Nasri Sulaiman, Maryam Isa, Ratna K. Z. Sahbudin, Siti L. M. Hassan, Emad Hmood Salman
Publikováno v:
Alexandria Engineering Journal, Vol 74, Iss , Pp 241-268 (2023)
The present communication system is not enough efficient for the data rate requirement for the real-time applications like video conferencing and file sharing. To meet the requirement of the data rate, the concept of F-OFDM (Filter- Orthogonal Freque
Externí odkaz:
https://doaj.org/article/32a62c7137ce4ffd923d75f7c862b3de
Autor:
Xiquan Ma, Weihai Zhang, Shubo Xu, Kangwei Sun, Xinzhi Hu, Guocheng Ren, Jianing Li, Xianhua Zhao, Fei Gao
Publikováno v:
Materials Research, Vol 26 (2023)
Nano-surface layers were prepared on the surface of 6061 aluminum alloy using the ultrasonic surface rolling process (USRP). The surface morphology, surface roughness, microstructure, hardness, and corrosion resistance of 6061 aluminum alloy were sys
Externí odkaz:
https://doaj.org/article/a3ed21e4874743fba5ce4bd75fedc60a
Publikováno v:
Engineering and Technology Journal, Vol 41, Iss 2, Pp 435-445 (2023)
In this paper, the software and hardware of a software-defined radio (SDR) platform are used to implement and verify the blind real-time sensing act of intelligent collaborative spectrum sensing based on a new theoretical formula for constructing den
Externí odkaz:
https://doaj.org/article/6bd3cb51456646e7939095d2384a0d76
Publikováno v:
IEEE Access, Vol 11, Pp 36753-36762 (2023)
The generalized frequency division multiplexing (GFDM) system has attracted the interest of the research community due to its unique characteristics such as high spectrum efficiency, low latency, and high transmission rate. However, like every multic
Externí odkaz:
https://doaj.org/article/c390ef0ea08740e4b4bbd905f08a2920
Publikováno v:
IEEE Access, Vol 10, Pp 115833-115848 (2022)
In wireless communication, signal demodulation under non-ideal conditions is one of the important research topic. In this paper, a novel non-coherent binary phase shift keying demodulator based on deep neural network, namely DeepDeMod, is proposed. T
Externí odkaz:
https://doaj.org/article/f84f444d79644dd99797ee1dce25924a
Publikováno v:
Materials Research, Vol 26 (2023)
Abstract In this paper, ultrasonic surface rolling processing (USRP) was used to strengthen GCr15-bearing steel. A finite element three-dimensional model of USRP was established to analyze the residual compressive stress and equivalent plastic strain
Externí odkaz:
https://doaj.org/article/8419765e69f54f6589f5c8628be77702