8 citations · 20 across the 35 of their papers we have counts for
37 papers
Adaptive High-Speed Radar Signal Processing Architecture for 3D Localization of Multiple Targets on System on Chip
Aakanksha Tewari, Jai Mangal, Sumit J Darak +2
Integrated Sensing and Communication (ISAC) is a key enabler of high speed, ultra low latency vehicular communication in 6G. ISAC leverages radar signal processing (RSP) to localiz…
Millimeter Wave Frontend for Integrated Sensing and Communication System Transceiver on Edge
Jai Mangal, Kshitiz Joshi, Krishna Neel Reddy +3
IEEE 802.11ad standard uses analog beamforming for high-speed directional communication with mobile user (MU) in the millimeter wave (mmWave) spectrum. However, the lengthy beam al…
Radar Enabled Adaptive Modulation for Millimeter Wave Integrated Sensing and Communication
Jai Mangal, Sumit Darak, Shobha Sundar Ram
An integrated sensing and communication (ISAC) framework comprises radar sensing to enable reliable direction beam-based communication between a base station (BS) and mobile user (…
Demo: An RFSoC-Based Testbed for Over-the-Air Wireless Transceiver at Millimeter Wave Frequency
Jeet Tekchandani, Jai Mangal, Sumit J. Darak +1
The millimeter wave (mmW) frequency spectrum has been explored recently for large bandwidth communication. At these frequencies, narrow directional beams are required for communica…
Performance Analysis of Millimeter Wave Radar Waveforms for Integrated Sensing and Communication
Akanksha Sneh, Aakanksha Tewari, Shobha Sundar Ram +1
Next-generation intelligent transportation systems require both sensing and communication between road users. However, deploying separate radars and communication devices involves…
RFSoC-Based Integrated Navigation and Sensing Using NavIC
Riya Sachdeva, Aakanksha Tewari, Sumit J. Darak +2
Prior art has proposed a secondary application for Global Navigation Satellite System (GNSS) infrastructure for remote sensing of ground-based and maritime targets. Here, a passive…
Reconfigurable Low-Complexity Architecture for High Resolution Doppler Velocity Estimation in Integrated Sensing and Communication System
Aakanksha Tewari, Samarth Sharma Bhardwaj, Sumit J Darak +1
In millimeter wave integrated sensing and communication (ISAC) systems for intelligent transportation, radar and communication share spectrum and hardware in a time division manner…
Beam Alignment in Multipath Environments for Integrated Sensing and Communication using Bandit Learning
Akanksha Sneh, Shobha Sundar Ram, Sumit J Darak +1
Prior works have explored multi-armed bandit (MAB) algorithms for the selection of optimal beams for millimeter-wave (mmW) communications between base station and mobile users. How…
Low Complexity Deep Learning Augmented Wireless Channel Estimation for Pilot-Based OFDM on Zynq System on Chip
Animesh Sharma, Syed Asrar Ul Haq, Sumit J. Darak
Channel estimation (CE) is one of the critical signal-processing tasks of the wireless physical layer (PHY). Recent deep learning (DL) based CE have outperformed statistical approa…
Low Complexity High Speed Deep Neural Network Augmented Wireless Channel Estimation
Syed Asrar ul haq, Varun Singh, Bhanu Teja Tanaji +1
The channel estimation (CE) in wireless receivers is one of the most critical and computationally complex signal processing operations. Recently, various works have shown that the…
Radar Enhanced Multi-Armed Bandit for Rapid Beam Selection in Millimeter Wave Communications
Akanksha Sneh, Sumit Darak, Shobha Sundar Ram +1
Multi-arm bandit (MAB) algorithms have been used to learn optimal beams for millimeter wave communication systems. Here, the complexity of learning the optimal beam linearly scales…
Reconfigurable Radar Signal Processing Accelerator for Integrated Sensing and Communication System
Aakanksha Tewari, Shragvi Sidharth Jha, Akanksha Sneh +2
IEEE 802.11ad-based integrated sensing and communications (ISAC) have been identified as a potential solution for enabling next-generation intelligent transportation systems in the…
Design and Performance Analysis of Hardware Realization of 3GPP Physical Layer for 5G Cell Search
Khalid Lodhi, Jayant Chhillar, Sumit J. Darak +1
5G Cell Search (CS) is the first step for user equipment (UE) to initiate the communication with the 5G node B (gNB) every time it is powered ON. In cellular networks, CS is accomp…
IEEE 802.11ad Based Joint Radar Communication Transceiver: Design, Prototype and Performance Analysis
Akanksha Sneh, Soumya Jain, V Sri Sindhu +2
Rapid beam alignment is required to support high gain millimeter wave (mmW) communication links between a base station (BS) and mobile users (MU). The standard IEEE 802.11ad protoc…
Hardware Software Co-design of Statistical and Deep Learning Frameworks for Wideband Sensing on Zynq System on Chip
Rohith Rajesh, Sumit J. Darak, Akshay Jain +2
With the introduction of spectrum sharing and heterogeneous services in next-generation networks, the base stations need to sense the wideband spectrum and identify the spectrum re…
Deep Neural Network Augmented Wireless Channel Estimation for Preamble-based OFDM PHY on Zynq System on Chip
Syed Asrar ul haq, Abdul Karim Gizzini, Shakti Shrey +3
Reliable and fast channel estimation is crucial for next-generation wireless networks supporting a wide range of vehicular and low-latency services. Recently, deep learning (DL) ba…
Exploiting Side Information for Improved Online Learning Algorithms in Wireless Networks
Manjesh K. Hanawal, Sumit J. Darak
In wireless networks, the rate achieved depends on factors like level of interference, hardware impairments, and channel gain. Often, instantaneous values of some of these factors…
Resource Constrained Neural Networks for 5G Direction-of-Arrival Estimation in Micro-controllers
Piyush Sahoo, Romesh Rajoria, Shivam Chandhok +3
With the introduction of shared spectrum sensing and beam-forming based multi-antenna transceivers, 5G networks demand spectrum sensing to identify opportunities in time, frequency…
Multi-armed Bandit Algorithms on System-on-Chip: Go Frequentist or Bayesian?
S. V. Sai Santosh, Sumit J. Darak
Multi-armed Bandit (MAB) algorithms identify the best arm among multiple arms via exploration-exploitation trade-off without prior knowledge of arm statistics. Their usefulness in…
Reconfigurable Architecture for Spatial Sensing in Wideband Radio Front-End
M. Gupta, S. Sharma, H. Joshi +1
The deployment of cellular spectrum in licensed, shared and unlicensed spectrum demands wideband sensing over non-contiguous sub-6 GHz spectrum. To improve the spectrum and energy…
Towards Intelligent Reconfigurable Wireless Physical Layer (PHY)
Neelam Singh, S. V. Sai Santosh, Sumit J. Darak
Next-generation wireless networks are getting significant attention because they promise 10-factor enhancement in mobile broadband along with the potential to enable new heterogene…
Design and Implementation of Low Complexity Reconfigurable Filtered-OFDM based LDACS
N. Agrawal, A. Ambede, S. J. Darak +2
L-band Digital Aeronautical Communication System (LDACS) aims to exploit vacant spectrum in L-band via spectrum sharing, and orthogonal frequency division multiplexing (OFDM) is th…
Reconfigurable and Intelligent Ultra-Wideband Angular Sensing: Prototype Design and Validation
Himani Joshi, Sumit J. Darak, Mohammad Alaee-Kerahroodi +1
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 wideba…
Distributed Algorithm for Dynamic Cognitive Ad-hoc Networks
Rohit Kumar, Shaswat Satapathy, Shivani Singh +1
Cognitive ad-hoc networks allow users to access an unlicensed/shared spectrum without the need for any coordination via a central controller and are being envisioned for futuristic…