Results 91 to 100 of about 9,993 (193)

Intelligent reflecting surface for sum rate enhancement in MIMO systems

Digital Communications and Networks
The research for the Intelligent Reflecting Surface (IRS) which has the advantages of cost and energy efficiency has been studied. Channel capacity can be effectively increased by appropriately setting the phase value of IRS elements according to the ...
Chan-Yeob Park, Ji-Sung Jung, Yeong-Rong Lee, Beom-Sik Shin, Hyoung-Kyu Song   +4 more
doaj   +1 more source

Next-Generation Antennas Key Enabler: Intelligent Reflecting Surfaces (IRS) Technology Potential to Address Limitations of Traditional Antennas

International Journal of Science and Research Archive
This review explores the potential of Intelligent Reflecting Surfaces (IRS) to address limitations of traditional antennas and empower next-generation wireless networks. IRS technology offers a paradigm shift by passively manipulating radio waves, enhancing signal coverage, network capacity, and energy efficiency.
null Kylin Bocalan Felizardo, null Edwin Romeroso Arboleda   +1 more
openaire   +1 more source

Secure Active Intelligent Reflecting Surface Communication against Colluding Eavesdroppers

Mathematics
An active intelligent reflecting surface (IRS)-assisted, secure, multiple-input–single-output communication method is proposed in this paper. In this proposed scheme, a practical and unfavorable propagation environment is considered by assuming that ...
Jiaxin Xu, Yuyang Peng, Runlong Ye, Wei Gan, Fawaz AL-Hazemi, Mohammad Meraj Mirza   +5 more
doaj   +1 more source

Optimized Wideband Beamforming for mm-wave Communication Systems with Intelligent Reflecting Surfaces

Journal of Communications Software and Systems
Millimeter wave-based intelligent reflecting surface communications represent a promising technology enabling 6G networks. However, taking advantage of the bandwidth of millimeter wave and the characteristics of IRS leads to the problem of beam splitting,
Hiba A. Alsawaf, Saad Ahmed Ayoob
doaj   +1 more source

Low complexity resource allocation scheme for IRS‐assisted downlink non‐orthogonal multiple access systems

IET Networks
A low complexity resource allocation method is proposed for downlink non‐orthogonal multiple access system assisted by intelligent reflecting surface (IRS).
Ren Ming, Zhang Rong
doaj   +1 more source

Integrating Intelligent Reflecting Surface (IRS) Into Mobile Networks to Bridge the Digital Divide in Rural Areas While Improving User Connectivity

International Journal of Advanced Engineering and Management Research
This paper focuses on connectivity in rural areas of Cameroon. While communication technologies such as 4G and 5G are beginning to become widespread in Cameroon, it is clear that there are still parts of the country that are not covered by radio access: "white zones".
Patrick Dany Bavoua Kenfack, Alphonse Binele Abana, Paul-Salomon Ngohe-Ekam, Emmanuel Tonye, Pamela Brenda Bitom   +4 more
openaire   +1 more source

Maximizing Intelligent Reflecting Surface (IRS) Positioning in 5G Wireless Communication and Beyond Using Genetic Algorithms for Enhanced Spectral Efficiency

Abstract IRS technology, which consists of passive elements that reflect signals with controlled phase shifts, offers a promising solution for improving signal quality and coverage without requiring additional active components. However, improving spectrum efficiency in IRS-Assisted wireless communication systems has proven extremely difficult ...
Emmanuel Ampoma Affum, Edward Danso Ansong, Kwame Oteng Gyasi, Emmanuel Obuobi Kwame Addo, Elvis Donkor   +4 more
openaire   +1 more source

Joint Design of Hybrid Beamforming and Phase Shifts for IRS-Assisted Multi-User mmWave Systems. [PDF]

Sensors (Basel)
Zhang R, Wang Y.
europepmc   +1 more source

A unified AI-driven framework for quantum-secured 6G THz networks with intelligent reflecting surfaces and federated edge learning. [PDF]

Sci Rep
Balaji CG, Menaka S, Rajeswari G, Ponnusamy S.   +3 more
europepmc   +1 more source

IRS-Assisted Dual-Mode Relay-Based Adaptive Transmission. [PDF]

Sensors (Basel)
Wang D, Xu Y, Gao Z, Ding H, Zhu S, Li Z.   +5 more
europepmc   +1 more source