Search Results for author: Sundar Aditya

Found 5 papers, 0 papers with code

Rate-Splitting Multiple Access for Non-Orthogonal Unicast Multicast: An Experimental Study

no code implementations12 Apr 2024 Xinze Lyu, Sundar Aditya, Bruno Clerckx

Non-orthogonal unicast multicast (NOUM) is a variant of multi-antenna multi-user communications where the users desire a shared message (multicast) in addition to their respective unique messages (unicast).

Multi-functional OFDM Signal Design for Integrated Sensing, Communications, and Power Transfer

no code implementations31 Oct 2023 Yumeng Zhang, Sundar Aditya, Bruno Clerckx

To characterize the ISCAP performance region, we assume symbols with non-zero mean asymmetric Gaussian distribution (i. e., the input distribution), and optimize its mean and variance at each subcarrier to maximize the harvested power, subject to constraints on the achievable rate (communications) and the average side-to-peak-lobe difference (sensing).

Rate-Splitting Multiple Access: The First Prototype and Experimental Validation of its Superiority over SDMA and NOMA

no code implementations12 May 2023 Xinze Lyu, Sundar Aditya, JungHoon Kim, Bruno Clerckx

In multi-user multi-antenna communications, it is well-known in theory that Rate-Splitting Multiple Access (RSMA) can achieve a higher spectral efficiency than both Space Division Multiple Access (SDMA) and Non-Orthogonal Multiple Access (NOMA).

Fairness

Input Distribution Optimization in OFDM Dual-Function Radar-Communication Systems

no code implementations11 May 2023 Yumeng Zhang, Sundar Aditya, Bruno Clerckx

However, the overall power allocation (i. e., the sum of mean and variance) across the OFDM subcarriers and symbols is similar to (1).

Joint Transmit and Receive Beamforming Design in Full-Duplex Integrated Sensing and Communications

no code implementations19 Oct 2022 Ziang Liu, Sundar Aditya, Hongyu Li, Bruno Clerckx

Integrated sensing and communication (ISAC) has been envisioned as a solution to realize the sensing capability required for emerging applications in wireless networks, while efficiently utilizing the available spectral, hardware and energy resources.

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