Results 1 to 10 of about 5,058,583 (266)
A reconfigurable intelligent surface with integrated sensing capability [PDF]
Scientific Reports, 2021 Reconfigurable reflective surfaces can alter the propagation environment to improve wireless communication and power transfer. Paramount to this operation—which has attracted much attention recently—is the assumption that the reflective surface has prior
Idban Alamzadeh +3 more
doaj +6 more sources
Reconfigurable Intelligent Surfaces: Principles and Opportunities [PDF]
IEEE Communications Surveys and Tutorials, 2021 Reconfigurable intelligent surfaces (RISs), also known as intelligent reflecting surfaces (IRSs), or large intelligent surfaces (LISs), have received significant attention for their potential to enhance the capacity and coverage of wireless networks by smartly reconfiguring the wireless propagation environment.
Xidong Mu, Naofal Al-Dhahir, Xiao Liu
exaly +4 more sources
Enhancing active reconfigurable intelligent surface
Intelligent and Converged Networks, 2022 A Reconfigurable Intelligent Surface (RIS) panel comprises many independent Reflective Elements (REs). One possible way to implement an RIS is to use a binary passive load impedance connected to an antenna element to achieve the modulation of reflected ...
Muhammad I. Khalil
doaj +2 more sources
Reconfigurable intelligent surface-empowered MIMO systems. [PDF]
Natl Sci Rev, 2023 A brief overview is presented in this perspective, considering the application of reconfigurable intelligent surfaces for future multiple-input multiple-output (MIMO) systems.
Basar E.
europepmc +5 more sources
Novel 1-bit hybrid reconfigurable intelligent surface [PDF]
Scientific ReportsReconfigurable intelligent surfaces (RISs) are anticipated to play a key role in future smart wireless networks by enabling control over the propagation environment and improving communication performance.
Sajedeh Keshmiri +2 more
doaj +2 more sources
Passive Type Reconfigurable Intelligent Surface: Measurement of Radiation Patterns [PDF]
Micromachines, 2023 The demand for unprecedented data and ubiquitous wireless connections have led to the adoption of new types of transmitters and receivers. Additionally, different new types of devices and technologies need to be proposed for such demand.
Biswarup Rana, Sung-Sil Cho, Ic-Pyo Hong
doaj +2 more sources
Mechatronic Reconfigurable Intelligent‐Surface‐Driven Indoor Fifth‐Generation Wireless Communication
Advanced Intelligent Systems, 2022 Reconfigurable intelligent surface‐assisted wireless networks have been proposed to overcome the current technical issues in fifth‐generation (5G) wireless communication systems.
Heijun Jeong +3 more
doaj +2 more sources
Resource Allocation for Reconfigurable Intelligent Surface Assisted Dual Connectivity [PDF]
Sensors, 2022 The next generation 6G wireless systems are envisioned to have higher reliability and capacity than the existing cellular systems. The reconfigurable intelligent surfaces (RISs)-assisted wireless networks are one of the promising solutions to control the
Yoghitha Ramamoorthi +4 more
doaj +2 more sources
Reconfigurable intelligent surface-assisted N-ary Alamouti [PDF]
Scientific ReportsReconfigurable intelligent surface (RIS)-assisted transmission has become a novel concept for future wireless communications. The multiple-input multiple-output (MIMO)-based RIS-assisted Alamouti (RIS-Alamouti) scheme has been recently proposed in the ...
Hongjun Xu +2 more
doaj +2 more sources
Reconfigurable Intelligent Surface-Based Physical Layer Authentication Enhancement [PDF]
SensorsThis article introduces the reconfigurable intelligent surface (RIS) to physical layer authentication (PLA) designs to explore the utility of RIS in both the radio frequency fingerprint (RFF)/channel fingerprint (CF)-based PLA technique and the tag ...
Binting Su, He Fang, Junhui Zhao
doaj +2 more sources