Zobrazeno 1 - 10
of 9 933
pro vyhledávání: '"MIMO-OFDM"'
Publikováno v:
Urban Lifeline, Vol 2, Iss 1, Pp 1-13 (2024)
Abstract The combination of fingerprint positioning and 5G (the 5th Generation Mobile Communication Technology) offers broader application prospects for indoor positioning technology, but also brings challenges in real-time performance. In this paper
Externí odkaz:
https://doaj.org/article/0028b4527f3b486eb7938fe03330e28a
Autor:
H. Lalitha, Navin Kumar
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2024, Iss 1, Pp 1-19 (2024)
Abstract Multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) with index modulation (IM) MIMO-OFDM-IM is a modulation technique that has garnered significant interest in recent times owing to its attraction of smoot
Externí odkaz:
https://doaj.org/article/712b817c83814c99b3fc1e005b652ecd
Autor:
Venkatramanan M, Chinnadurai M
Publikováno v:
Measurement Science Review, Vol 24, Iss 2, Pp 47-53 (2024)
In a Multiple-Input Multiple-Output Orthogonal Frequency Division Multiplexing (MIMO-OFDM) method, multiple antennas can be used on either the transmitter or receiver end to improve the system capacity, data throughput, and robustness. OFDM has been
Externí odkaz:
https://doaj.org/article/cbfce93889a54bd88b5b99c146436f71
Autor:
D. Ramadevi, P. Trinatha Rao
Publikováno v:
Measurement: Sensors, Vol 33, Iss , Pp 101187- (2024)
In order to advance 5G wireless communication technology, this paper presents a novel method for lowering the Peak-to-Average Power Ratio (PAPR) in Multiple-Input Multiple-Output Orthogonal Frequency-Division Multiplexing (MIMO-OFDM) systems. It is c
Externí odkaz:
https://doaj.org/article/cbe88a284ccd47a59fb950ad91db0b50
Publikováno v:
مهندسی مخابرات جنوب, Vol 12, Iss 48, Pp 1-12 (2024)
The paper proposes a novel iterative channel estimation technique for multipath fading channels in Multiple Input Multiple Output Orthogonal Frequency Division Multiplexing(MIMO-OFDM)systems with Gaussian noise and impulse noise. MIMO-OFDM systems ca
Externí odkaz:
https://doaj.org/article/40ae71977d9a4c52b1b8c7c689409c7a
Publikováno v:
IEEE Access, Vol 12, Pp 111565-111578 (2024)
This article addresses the problem of channel estimation and pilot allocation in massive multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) networks for sparse doubly selective (DS) channels. In DS channels, due to
Externí odkaz:
https://doaj.org/article/41ff93809c464756860e7abc53af5a71
Autor:
Jue Chen, Siyao Lu, Tsang-Yi Wang, Jwo-Yuh Wu, Chih-Peng Li, Soon Xin Ng, Robert G. Maunder, Lajos Hanzo
Publikováno v:
IEEE Open Journal of Vehicular Technology, Vol 5, Pp 507-522 (2024)
The demodulation reference signal of the 5G Multiple-Input Multiple-Output Orthogonal Frequency-Division Multiplexing (MIMO-OFDM) waveform has been designed for supporting Minimum Mean-Square Error-Interference Rejection Combining (MMSE-IRC) equaliza
Externí odkaz:
https://doaj.org/article/db27ea422fb24cc3930322db934226a3
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 2, Pp 1-8 (2024)
Although the underwater optical communication system (UWOC) plays an important role in many marine applications, the acquisition, pointing and tracking (APT) problems are still great challenges in a long or turbid water channel. The Orthogonal Freque
Externí odkaz:
https://doaj.org/article/d61598bcb0fa4469ac5cf313c22a30ba
Autor:
Sanket NAIK DESSAI, Hemant PATIDAR
Publikováno v:
Revista Română de Informatică și Automatică, Vol 33, Iss 4, Pp 7-20 (2023)
Service providers in 4G wireless communication networks are constantly challenged to accommodate more customers within a limited allotted capacity. OFDM (Orthogonal Frequency Division Multiplexing) is used to boost the data rate of a wireless medium
Externí odkaz:
https://doaj.org/article/23878daf64a7449691b5ce49474a321d
Publikováno v:
Sensors, Vol 24, Iss 18, p 6037 (2024)
In this paper, we explore the physical propagation environment of radio waves by describing it in terms of distant scattering clusters. Each cluster consists of numerous scattering objects that may exhibit certain statistical properties. By utilizing
Externí odkaz:
https://doaj.org/article/e86587fc4d7147f99651bf328bfc3b59