Results 71 to 80 of about 1,226 (174)

Hardware Complexity Reduction in Universal Filtered Multicarrier Transmitter Implementation

open access: yesIEEE Access, 2017
The inclusion of machine-type communication in the 5G technology has motivated the research community to explore new derivative waveforms of orthogonal frequency division multiplexing. Filter bank multicarrier, universal filtered multicarrier (UFMC), and
Atif Raza Jafri   +4 more
doaj   +1 more source

Circular Convolution Filter Bank Multicarrier (FBMC) System with Index Modulation [PDF]

open access: yes, 2017
Orthogonal frequency division multiplexing with index modulation (OFDM-IM), which uses the subcarrier indices as a source of information, has attracted considerable interest recently.
Yu, Tianhang   +4 more
core   +1 more source

Analysis of Filtered Multicarrier Modulation Techniques Using Different Windows for 5G and Beyond Wireless Systems

open access: yesWireless Communications and Mobile Computing, Volume 2024, Issue 1, 2024.
In contemporary wireless communication systems, multicarrier modulation schemes have become widely adopted over single‐carrier techniques due to their improved capacity to address challenges posed by multipath fading channels, leading to enhanced spectral efficiency.
Sourav Debnath   +3 more
wiley   +1 more source

Green Coexistence for 5G Waveform Candidates: A Review

open access: yesIEEE Access, 2019
There is a growing demand for 5G applications in all fields of knowledge. Current applications, such as the Internet of Things, smart homes, and clean energy, require sophisticated forms of 5G waveforms.
Ahmed Hammoodi   +2 more
doaj   +1 more source

Evaluation of Waveform Candidates for 5G Wireless Communications [PDF]

open access: yes, 2019
In this paper, we evaluate the waveform candidates for 5G wireless communications such as FBMC and UFMC and 4G’s cyclic prefix CP-OFDM. Measured results for 1.4 MHz and 3 MHz waveforms show a 5 dB reduction in ACPR between FBMC and UFMC.
Budimir, D.   +3 more
core  

Low-Complexity Universal Filtered Multi-Carrier Receiver and Pilot-Aided Channel Estimation for 6G OFDM Waveforms

open access: yesIEEE Access
Waveform design is a key enabler for 6G and beyond wireless systems, where low-latency, high-reliability, and energy-efficient communication are essential.
Tuncay Eren
doaj   +1 more source

Interference cancelation scheme with variable bandwidth allocation for universal filtered multicarrier systems in 5G networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
The universal filtered multicarrier (UFMC) is an appealing technique to eliminate out-of-band emission (OOBE) for fifth-generation (5G) networks.
Lei Chen, J. G. Yu
doaj   +1 more source

Capa Física de la 5ª Generación de Comunicaciones Móviles [PDF]

open access: yes, 2018
Los sistemas de comunicaciones móviles de 5ª Generación no serán desplegados hasta el año 2020, pero su desarrollo comenzó hace ya varios años. Múltiples avances tecnológicos serán necesarios para alcanzar los objetivos propuestos en esta nueva ...
Gata Romero, José Manuel
core  

Integrated Filters and Couplers for Next Generation Wireless Tranceivers [PDF]

open access: yes, 2019
The main focus of this thesis is to investigate the critical nonlinear distortion issues affecting RF/Microwave components such as power amplifiers (PA) and develop new and improved solutions that will improve efficiency and linearity of next generation ...
Olukoya, O., Olukoya, O.
core  

PHYSIOLOGICAL AND BIOCHEMICAL MARKERS IN THE PROCESS OF RESISTANCE OF HEAVY METALS IN THE ABANDONED MINING AREA OF SIDI KAMBER, SKIKDA, ALGERIA [PDF]

open access: yes, 2018
Mining activities produce large quantities of wastes which are highly contaminated with heavy metals. This can cause adverse effects on natural ecosystems, particularly on living organisms. The study reported here concerned the
Aissaoui, Azzeddine   +5 more
core  

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