148 citations · 378 across the 16 of their papers we have counts for
23 papers
Resource Allocation for XR with Edge Offloading: A Reinforcement Learning Approach
Alperen Duru, Mohammad Mozaffari, Ticao Zhang +1
Future immersive XR applications will require energy-efficient, high data rate, and low-latency wireless communications in uplink and downlink. One of the key considerations for su…
Scaling 6G Subscribers with Fewer BS Antennas using Multi-carrier NOMA in Fixed Wireless Access
Kamyar Rajabalifardi, Sagnik Bhattacharya, Mehrnaz Afshang +2
This paper introduces a novel power allocation and subcarrier optimization algorithm tailored for fixed wireless access (FWA) networks operating under low-rank channel conditions,…
Towards Green Communication: Soft Decoding Scheme for OOK Signals in Zero-Energy Devices
Ticao Zhang, Dennis Hui, Mehrnaz Afshang +1
The booming of Internet-of-Things (IoT) is expected to provide more intelligent and reliable communication services for higher network coverage, massive connectivity, and low-cost…
Pose-aware 3D Beamwidth Adaptation for Mobile Extended Reality
Alperen Duru, Mohammad Mozaffari, Mehrnaz Afshang +4
This paper presents a sensor-aided pose-aware beamwidth adaptation design for a conceptual extended reality (XR) Head-Mounted Display (HMD) equipped with a 2D planar array. The bea…
5G Air-to-Ground Network Design and Optimization: A Deep Learning Approach
Yun Chen, Xingqin Lin, Talha Khan +2
Direct air-to-ground (A2G) communications leveraging the fifth-generation (5G) new radio (NR) can provide high-speed broadband in-flight connectivity to aircraft in the sky. A2G ne…
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…
A Stochastic Geometry Approach to Doppler Characterization in a LEO Satellite Network
Talha Ahmed Khan, Mehrnaz Afshang
A Non-terrestrial Network (NTN) comprising Low Earth Orbit (LEO) satellites can enable connectivity to underserved areas, thus complementing existing telecom networks. The high-spe…
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…
Modeling and Performance Analysis of Full-Duplex Communications in Cache-Enabled D2D Networks
Mansour Naslcheraghi, Mehrnaz Afshang, Harpreet S. Dhillon
Cache-enabled Device-to-Device (D2D) communication is widely recognized as one of the key components of the emerging fifth generation (5G) cellular network architecture. However, c…
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…
Poisson Cluster Process Based Analysis of HetNets with Correlated User and Base Station Locations
Mehrnaz Afshang, Harpreet S. Dhillon
This paper develops a new approach to the modeling and analysis of HetNets that accurately incorporates coupling across the locations of users and base stations, which exists due t…
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…
Fundamentals of Modeling Finite Wireless Networks using Binomial Point Process
Mehrnaz Afshang, Harpreet S. Dhillon
Modeling the locations of nodes as a uniform binomial point process (BPP), we present a generic mathematical framework to characterize the performance of an arbitrarily-located ref…
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…
Effect of Retransmissions on Optimal Caching in Cache-enabled Small Cell Networks
Shankar Krishnan, Mehrnaz Afshang, Harpreet S. Dhillon
Caching popular content in the storage of small cells is being considered as an efficient technique to complement limited backhaul of small cells in ultra-dense heterogeneous cellu…
Optimal Geographic Caching in Finite Wireless Networks
Mehrnaz Afshang, Harpreet S. Dhillon
Cache-enabled device-to-device (D2D) networks turn memory of the devices at the network edge, such as smart phones and tablets, into bandwidth by enabling asynchronous content shar…
Poisson Hole Process: Theory and Applications to Wireless Networks
Zeinab Yazdanshenasan, Harpreet S. Dhillon, Mehrnaz Afshang +1
Interference field in wireless networks is often modeled by a homogeneous Poisson Point Process (PPP). While it is realistic in modeling the inherent node irregularity and provides…
Fundamentals of Cluster-Centric Content Placement in Cache-Enabled Device-to-Device Networks
Mehrnaz Afshang, Harpreet S. Dhillon, Peter Han Joo Chong
This paper develops a comprehensive analytical framework with foundations in stochastic geometry to characterize the performance of cluster-centric content placement in a cache-ena…
Modeling and Performance Analysis of Clustered Device-to-Device Networks
Mehrnaz Afshang, Harpreet S. Dhillon, Peter Han Joo Chong
Device-to-device (D2D) communication enables direct communication between proximate devices thereby improving the overall spectrum utilization and offloading traffic from cellular…