Ris optimization
WebApr 5, 2024 · Abstract: Reconfigurable intelligent surface (RIS) has emerged as a cost-effective and promising solution to extend the wireless signal coverage and improve the performance via passive signal reflection. Different from existing works which do not account for the cooperation between RISs or do not provide full space coverage, we … Web2 days ago · This fall, RIS News and Retail Leader are joining forces to debut Value Chain Tech, ... How the power of AI is enabling the next stage of optimization and automation in supply chain and logistics operations; Inventory fluctuations: Responding to viral social media and operating in a socially connected world;
Ris optimization
Did you know?
WebJun 29, 2024 · Reconfigurable intelligent surface (RIS)-aided networks have been investigated for the purpose of improving the system performance. However, the introduced unit modulus phase shifts and coupling characteristic bring enormous challenges to the optimization in the RIS-aided networks. Many efforts have been made to jointly optimize … WebApr 11, 2024 · To control the RIS, channel state information (CSI) is needed, which entails significant pilot overhead. To reduce this overhead and the need for frequent RIS reconfiguration, we propose a novel framework for integrated localization and communications, where RIS configurations are fixed during location coherence intervals, …
WebJun 15, 2024 · In this work, we present reconfigurable intelligent surface (RIS)-assisted optimization of the multiple links in the same indoor environment. Multiple RISs from different operators can co-exists ... WebThen the UL-DL dualities are exploited for solving the capacity maximization and MSE minimization problems of the RIS-aided MU-MIMO DL based on the results of the UL …
WebFeb 13, 2024 · Smart radio environments aided by reconfigurable intelligent surfaces (RIS) have attracted much research attention recently. We propose a joint optimization strategy … WebJun 14, 2024 · In this paper, we have studied the assistance of RIS for downlink cellular networks. Aiming to enhance the QoS of cellular network, the joint power allocation coefficients of BS and phase shifts of RIS optimization was applied. The numerical results demonstrated the efficiency of proposed system. The total network throughput achieved …
WebOct 31, 2024 · RujingXiong / RIS_Optimization Public. main. 1 branch 0 tags. Go to file. Code. RujingXiong For RIS. bc2069b on Oct 31, 2024. 18 commits.
Web1 day ago · The synergy of metasurface-based holographic surfaces (HoloS) and reconfigurable intelligent surfaces (RIS) is considered a key aspect for future communication networks. However, the optimization of dynamic metasurfaces requires the use of numerical algorithms, for example, based on the singular value decomposition … gettysburg pa post office hoursWebCPU/SOC Power Analysis & Optimization Engineer: For this role, the candidate must have strong analytical skills and background in power, micro-architecture and scripting to support the following activities on CPU, Compute Subsystem, and SOC designs: Characterization and development of dynamic power estimation and management features. gettysburg past and present christmas movieWebIn this paper, we investigate the use of reconfigurable intelligent surfaces (RIS) to allow multiple user pairs to communicate simultaneously over the same channel. We propose a … gettysburg pa theaters rcWebOct 22, 2024 · Reconfigurable intelligent surfaces: Model-based and data-driven optimization. A Reconfigurable Intelligent Surface (RIS) is a planar structure that is engineered to have properties that enable the dynamic … christopher nupen listening through the lensWebThe RIS controller, as the agent, received the CSI from the AmBC system to optimize the RIS phase shift and obtained the maximum energy ratio of the systems. The authors used another DRL algorithm (DDPG) and conventional algorithms (successive convex appropriation and semi-define relaxation) for performance comparisons of the proposed … gettysburg pa shopping downtownWebJul 11, 2024 · With an RIS, there is an observable improvement even just with random phase shifts. If the phase shifts of the RIS are optimized, the received images match the ground-truth well. This demonstrates the desirability of deploying an RIS and the optimization of phase shifts together with other resources in this V2X communication scenario. christopher nursery and primary schoolWebSep 23, 2024 · Reconfigurable intelligent surface (RIS) has been anticipated to be a novel cost-effective technology to improve the performance of future wireless systems. In this paper, we investigate a practical RIS-aided multiple-input-multiple-output (MIMO) system in the presence of transceiver hardware impairments, RIS phase noise and imperfect … gettysburg pa orphanage tour