Search Results for author: Mohammad Alaee-Kerahroodi

Found 11 papers, 0 papers with code

A Blender-based channel simulator for FMCW Radar

no code implementations18 Jul 2023 YuAn Liu, Moein Ahmadi, Johann Fuchs, Mohammad Alaee-Kerahroodi, M. R. Bhavani Shankar

The beat signal models of time division multiplexing (TDM)-MIMO are adapted to RT outputs.

Integrated Sensing and Communications Enabled Low Earth Orbit Satellite Systems

no code implementations3 Apr 2023 Longfei Yin, Ziang Liu, Bhavani Shankar M. R., Mohammad Alaee-Kerahroodi, Bruno Clerckx

Extreme crowding of electromagnetic spectrum in recent years has led to the challenges in designing sensing and communications systems.

Emerging Prototyping Activities in Joint Radar-Communications

no code implementations2 Nov 2022 Bhavani Shankar M. R., Kumar Vijay Mishra, Mohammad Alaee-Kerahroodi

The previous chapters have discussed the canvas of joint radar-communications (JRC), highlighting the key approaches of radar-centric, communications-centric and dual-function radar-communications systems.

Improving Pulse-Compression Weather Radar via the Joint Design of Subpulses and Extended Mismatch Filter

no code implementations27 Sep 2022 Linlong Wu, Mohammad Alaee-Kerahroodi, M. R. Bhavani Shankar

Pulse compression can enhance both the performance in range resolution and sensitivity for weather radar.

MIMO Radar Transmit Beampattern Shaping for Spectrally Dense Environments

no code implementations13 Dec 2021 Ehsan Raei, Saeid Sedighi, Mohammad Alaee-Kerahroodi, M. R. Bhavani Shankar

Motivated by this fact, in this paper, we propose a framework for shaping the beampattern in MIMO radar systems under the constraints simultaneously ensuring unimodularity, desired spectral occupancy and orthogonality of the designed waveform.

Radar waveform design

UNIPOL: Unimodular sequence design via a separable iterative quartic polynomial optimization for active sensing systems

no code implementations9 Jul 2021 Surya Prakash Sankuru, Prabhu Babu, Mohammad Alaee-Kerahroodi

Sequences having better autocorrelation properties play a crucial role in enhancing the performance of active sensing systems.

Design of MIMO Radar Waveforms based on lp-Norm Criteria

no code implementations7 Apr 2021 Ehsan Raei, Mohammad Alaee-Kerahroodi, Prabhu Babu, M. R. Bhavani Shankar

Multiple-input multiple-output (MIMO) radars transmit a set of sequences that exhibit small cross-correlation sidelobes, to enhance sensing performance by separating them at the matched filter outputs.

Coexistence of Communications and Cognitive MIMO Radar: Waveform Design and Prototype

no code implementations8 Mar 2021 Mohammad Alaee-Kerahroodi, Ehsan Raei, Sumit Kumar, Bhavani Shankar Mysore Rama Rao

New generation of radar systems will need to coexist with other radio frequency (RF) systems, anticipating their behavior and reacting appropriately to avoid interference.

Radar waveform design

Widely-distributed Radar Imaging Based on Consensus ADMM

no code implementations4 Nov 2020 Ruizhi Hu, Bhavani Shankar Mysore Rama Rao, Ahmed Murtada, Mohammad Alaee-Kerahroodi, Björn Ottersten

In this paper, a novel $l_1$-regularized, consensus alternating direction method of multipliers (CADMM) based algorithm is proposed to mitigate artifacts by exploiting a widely-distributed radar system's spatial diversity.

Distributed Optimization

Designing sequence set with minimal peak side-lobe level for applications in high resolution RADAR imaging

no code implementations7 Sep 2020 Surya Prakash Sankuru, R Jyothi, Prabhu Babu, Mohammad Alaee-Kerahroodi

Constant modulus sequence set with low peak side-lobe level is a necessity for enhancing the performance of modern active sensing systems like Multiple Input Multiple Output (MIMO) RADARs.

Reconfigurable and Intelligent Ultra-Wideband Angular Sensing: Prototype Design and Validation

no code implementations13 Aug 2020 Himani Joshi, Sumit J. Darak, Mohammad Alaee-Kerahroodi, Bhavani Shankar Mysore Rama Rao

The emergence of beyond-licensed spectrum sharing in FR1 (0. 45-6 GHz) and FR2 (24 - 52 GHz) along with the multi-antenna narrow-beam based directional transmissions demand a wideband spectrum sensing in temporal as well as spatial domains.

Direction of Arrival Estimation

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