May 10, 2023 · In this paper, we propose a two-stage channel estimation technique for the UAV-RIS communication systems.

May 10, 2023 · In this paper, we propose a two-stage channel estimation technique for the UAV-RIS communication systems. Key idea of the proposed scheme is to ...

Oct 22, 2024 · In this paper, we propose a two-stage channel estimation technique for the UAV-RIS communication systems. Key idea of the proposed scheme is to ...

We comprehensively review recent studies on UAV and RIS technologies. Furthermore, we have discussed the challenges of future communication technologies.

Dec 8, 2020 · Interference cancellation can be done by controlling the phase shifts of some of the RIS elements to inverse the interference signal and remove ...

Jan 1, 2023 · Particularly, RIS-equipped UAVs (RISeUAVs) can be beneficial for ALoS vehicle-to-vehicle (V2V) communication of autonomous intelligent vehicles.

To estimate these channel matrices with high quality, we propose a two stage channel estimation method for RIS aided MIMO time-division duplexing (TDD) ...

Mar 9, 2023 · In [72], the problem of planning the transmission joint beam and phase shifts in an RIS-assisted MISO communication system was addressed.

The objective of this paper is to estimate and predict time- varying user-RIS channels with low pilot overhead using a small number of sparsely distributed ...

Aug 19, 2024 · By configuring phase shift vectors for the RIS-assisted reflected channel estimation, Byun et al. [11] improved the channel estimation accuracy.