2 citations · 3 across the 17 of their papers we have counts for
22 papers
LEO-based Carrier-Phase Positioning for 6G: Design Insights and Comparison with GNSS
Harish K. Dureppagari, Harikumar Krishnamurthy, Chiranjib Saha +4
The integration of non-terrestrial networks (NTN) into 5G new radio (NR) enables a new class of positioning capabilities based on cellular signals transmitted by Low-Earth Orbit (L…
Björck Sequences: Extension to Arbitrary Lengths, Correlation Analysis, and Applications to Wireless Systems
Harish K. Dureppagari, Chiranjib Saha, R. Michael Buehrer +1
In this paper, we propose a sequence construction framework that extends prime-length Björck sequences, a class of Constant Amplitude Zero Autocorrelation (CAZAC) sequences, to arb…
Determinantal Learning for Subset Selection in Wireless Networks
Xiangliu Tu, Chiranjib Saha, Harpreet S. Dhillon
Subset selection is central to many wireless communication problems, including link scheduling, power allocation, and spectrum management. However, these problems are often NP-comp…
LEO-based Positioning: Foundations, Signal Design, and Receiver Enhancements for 6G NTN
Harish K. Dureppagari, Chiranjib Saha, Harikumar Krishnamurthy +4
The integration of non-terrestrial networks (NTN) into 5G new radio (NR) has opened up the possibility of developing a new positioning infrastructure using NR signals from Low-Eart…
NTN-based 6G Localization: Vision, Role of LEOs, and Open Problems
Harish K. Dureppagari, Chiranjib Saha, Harpreet S. Dhillon +1
Since the introduction of 5G Release 18, non-terrestrial networks (NTNs) based positioning has garnered significant interest due to its numerous applications, including emergency s…
Tensor Learning-based Precoder Codebooks for FD-MIMO Systems
Keerthana Bhogi, Chiranjib Saha, Harpreet S. Dhillon
This paper develops an efficient procedure for designing low-complexity codebooks for precoding in a full-dimension (FD) multiple-input multiple-output (MIMO) system with a uniform…
Meta Distribution of Downlink in a Poisson Cluster Process-based HetNet Model
Chiranjib Saha, Mehrnaz Afshang, Harpreet S. Dhillon
The performance analysis of heterogeneous cellular networks (HetNets), that relied mostly on the homogeneous Poisson point process (PPP) for the spatial distribution of the users a…
Learning on a Grassmann Manifold: CSI Quantization for Massive MIMO Systems
Keerthana Bhogi, Chiranjib Saha, Harpreet S. Dhillon
This paper focuses on the design of beamforming codebooks that maximize the average normalized beamforming gain for any underlying channel distribution. While the existing techniqu…
Load on the Typical Poisson Voronoi Cell with Clustered User Distribution
Chiranjib Saha, Harpreet S. Dhillon
In this letter, we characterize the distribution of the number of users associated with the typical base station (BS), termed the typical cell load, in a cellular network where the…
Machine Learning meets Stochastic Geometry: Determinantal Subset Selection for Wireless Networks
Chiranjib Saha, Harpreet S. Dhillon
In wireless networks, many problems can be formulated as subset selection problems where the goal is to select a subset from the ground set with the objective of maximizing some ob…
Millimeter Wave Integrated Access and Backhaul in 5G: Performance Analysis and Design Insights
Chiranjib Saha, Harpreet S. Dhillon
With the emergence of integrated access and backhaul (IAB) in the fifth generation (5G) of cellular networks, backhaul is no longer just a passive capacity constraint in cellular n…
Unified Analysis of HetNets using Poisson Cluster Process under Max-Power Association
Chiranjib Saha, Harpreet S. Dhillon, Naoto Miyoshi +1
Owing to its flexibility in modeling real-world spatial configurations of users and base stations (BSs), the Poisson cluster process (PCP) has recently emerged as an appealing way…
Equi-coverage Contours in Cellular Networks
Mehrnaz Afshang, Chiranjib Saha, Harpreet S. Dhillon
In this letter, we introduce a general cellular network model where i) users and BSs are distributed as two general point processes that may be coupled, ii) pathloss is assumed to…
Bandwidth Partitioning and Downlink Analysis in Millimeter Wave Integrated Access and Backhaul for 5G
Chiranjib Saha, Mehrnaz Afshang, Harpreet S. Dhillon
With the increasing network densification, it has become exceedingly difficult to provide traditional fiber backhaul access to each cell site, which is especially true for small ce…
Integrated mmWave Access and Backhaul in 5G: Bandwidth Partitioning and Downlink Analysis
Chiranjib Saha, Mehrnaz Afshang, Harpreet S. Dhillon
With the increasing network densification, it has become exceedingly difficult to provide traditional fiber backhaul access to each cell site, which is especially true for small ce…
Nearest-Neighbor and Contact Distance Distributions for Matern Cluster Process
Mehrnaz Afshang, Chiranjib Saha, Harpreet S. Dhillon
In this letter, we derive the cumulative density function (CDF) of the nearest neighbor and contact distance distributions of the Matern cluster process (MCP) in R2. These results…
3GPP-inspired HetNet Model using Poisson Cluster Process: Sum-product Functionals and Downlink Coverage
Chiranjib Saha, Mehrnaz Afshang, Harpreet S. Dhillon
The growing complexity of heterogeneous cellular networks (HetNets) has necessitated a variety of user and base station (BS) configurations to be considered for realistic performan…
Poisson Cluster Process: Bridging the Gap Between PPP and 3GPP HetNet Models
Chiranjib Saha, Mehrnaz Afshang, Harpreet S. Dhillon
The growing complexity of heterogeneous cellular networks (HetNets) has necessitated the need to consider variety of user and base station (BS) configurations for realistic perform…
Nearest-Neighbor and Contact Distance Distributions for Thomas Cluster Process
Mehrnaz Afshang, Chiranjib Saha, Harpreet S. Dhillon
We characterize the statistics of nearest-neighbor and contact distance distributions for Thomas cluster process (TCP), which is a special case of Poisson cluster process. In parti…
Enriched K-Tier HetNet Model to Enable the Analysis of User-Centric Small Cell Deployments
Chiranjib Saha, Mehrnaz Afshang, Harpreet S. Dhillon
One of the principal underlying assumptions of current approaches to the analysis of heterogeneous cellular networks (HetNets) with random spatial models is the uniform distributio…
Enhanced Multiobjective Evolutionary Algorithm based on Decomposition for Solving the Unit Commitment Problem
Anupam Trivedi, Kunal Pal, Chiranjib Saha +1
The unit commitment (UC) problem is a nonlinear, high-dimensional, highly constrained, mixed-integer power system optimization problem and is generally solved in the literature con…
Multi-Agent Shape Formation and Tracking Inspired from a Social Foraging Dynamics
Debdipta Goswami, Chiranjib Saha, Kunal Pal +1
Principle of Swarm Intelligence has recently found widespread application in formation control and automated tracking by the automated multi-agent system. This article proposes an…