52 citations · 276 across the 37 of their papers we have counts for
35 papers · 1 filter
Channel Inclusion Beyond Discrete Memoryless Channels
Cihan Tepedelenlioglu
Partial ordering of communication channels has applications in performance analysis, and goes beyond comparisons of channels just on the basis of their Shannon capacity or error pr…
Portfolio Growth Rate and Ergodic Capacity of Fading Channels
Cihan Tepedelenlioglu
A relationship between the growth-rate of logoptimal portfolios and capacity of fading single-input multiple output (SIMO) channels are established. Using this relation, stock vect…
A Large-Deviation Upperbound on Directed Last-Passage Percolation Growth Rate Based on Entropy of Direction Vector
Cihan Tepedelenlioglu
This short note provides a large-deviation-based upper bound on the growth rate of directed last passage percolation (LPP) using the entropy of the normalized direction vector.
Offloading Deadline-Constrained Cellular Traffic
Ahmed Ewaisha, Cihan Tepedelenlioglu
In this work we study the problem of hard-deadline constrained data offloading in cellular networks. A single-Base-Station (BS) single-frequency-channel downlink system is studied…
Location Estimation and Detection in Wireless Sensor Networks in the Presence of Fading
Xue Zhang, Cihan Tepedelenlioglu, Mahesh K. Banavar +2
In this paper, localization using narrowband communication signals are considered in the presence of fading channels with time of arrival measurements. When narrowband signals are…
Generative Adversarial Estimation of Channel Covariance in Vehicular Millimeter Wave Systems
Xiaofeng Li, Ahmed Alkhateeb, Cihan Tepedelenlioğlu
Enabling highly-mobile millimeter wave (mmWave) systems is challenging because of the huge training overhead associated with acquiring the channel knowledge or designing the narrow…
Optimal Power Control and Scheduling for Real-Time and Non-Real-Time Data
Ahmed Ewaisha, Cihan Tepedelenlioglu
We consider a joint scheduling-and-power-allocation problem of a downlink cellular system. The system consists of two groups of users: real-time (RT) and non-real-time (NRT) users.…
Optimal Power Control and Scheduling under Hard Deadline Constraints for Continuous Fading Channels
Ahmed Ewaisha, Cihan Tepedelenlioglu
We consider a joint scheduling-and-power-allocation problem of a downlink cellular system. The system consists of two groups of users: real-time (RT) and non-real-time (NRT) users.…
Power Control and Scheduling under Hard Deadline Constraints for On-Off Fading Channels
Ahmed Ewaisha, Cihan Tepedelenlioglu
We consider the joint scheduling-and-power-allocation problem of a downlink cellular system. The system consists of two groups of users: real-time (RT) and non-real-time (NRT) user…
Throughput Maximization in Multi-Channel Cognitive Radio Systems with Delay Constraints
Ahmed Ewaisha, Cihan Tepedelenlioglu
We study the throughput-vs-delay trade-off in an overlay multi-channel single-secondary-user cognitive radio system. Due to the limited sensing capabilities of the cognitive radio…
Delay Optimal Joint Scheduling-and-Power-Control for Cognitive Radio Uplinks
Ahmed Ewaisha, Cihan Tepedelenlioglu
An uplink cognitive radio system with a single primary user (PU) and multiple secondary users (SUs) is considered. The SUs have an individual average delay constraint and an aggreg…
Delay-Optimal Scheduling and Power Control for Instantaneous-Interference-Limited CRs
Ahmed Ewaisha, Cihan Tepedelenlioglu
We study an uplink multi secondary user (SU) cognitive radio system suffering statistical heterogeneity among SUs' channels. This heterogeneity may result in differentiated delay p…
Dynamic Scheduling for Delay Guarantees for Heterogeneous Cognitive Radio Users
Ahmed Ewaisha, Cihan Tepedelenlioglu
We study an uplink multi secondary user (SU) system having statistical delay constraints, and an average interference constraint to the primary user (PU). SUs with heterogeneous in…
Joint Scheduling and Power-Control for Delay Guarantees in Heterogeneous Cognitive Radios
Ahmed Ewaisha, Cihan Tepedelenlioğlu
An uplink multi secondary user (SU) cognitive radio system having average delay constraints as well as an interference constraint to the primary user (PU) is considered. If the int…
Scheduling in Instantaneous-Interference-Limited CR Networks with Delay Guarantees
Ahmed Ewaisha, Cihan Tepedelenlioglu
We study an uplink multi secondary user (SU) cognitive radio system having average delay constraints as well as an instantaneous interference constraint to the primary user (PU). I…
A Unified Fading Model Using Infinitely Divisible Distributions
Adithya Rajan, Cihan Tepedelenlioglu, Ruochen Zeng
This paper proposes to unify fading distributions by modeling the magnitude-squared of the instantaneous channel gain as an infinitely divisible random variable. A random variable…
Throughput Optimization in Multi-Channel Cognitive Radios with Hard Deadline Constraints
Ahmed Ewaisha, Cihan Tepedelenlioğlu
In a cognitive radio scenario we consider a single secondary user (SU) accessing a multi-channel system. The SU senses the channels sequentially to detect if a primary user (PU) is…
Laplace Functional Ordering of Point Processes in Large-scale Wireless Networks
Junghoon Lee, Cihan Tepedelenlioglu
Stochastic orders on point processes are partial orders which capture notions like being larger or more variable. Laplace functional ordering of point processes is a useful stochas…
Cognitive Radio with Random Number of Secondary Number of Users
Ruochen Zeng, Cihan Tepedelenlioglu
A single primary user cognitive radio system with multi-user diversity at the secondary users is considered where there is an interference constraint between secondary and primary…
Unified Sum-BER Performance Analysis of AF MIMO Beamforming in Two-Way Relay Networks
Hyunjun Kim, Cihan Tepedelenlioğlu
Unified performance analysis is carried out for amplify-and-forward (AF) multiple-input-multiple-output (MIMO) beamforming (BF) two-way relay networks in Rayleigh fading with five…
Distributed Detection in Coexisting Large-scale Sensor Networks
Junghoon Lee, Cihan Tepedelenlioglu
This paper considers signal detection in coexisting wireless sensor networks (WSNs). We characterize the aggregate signal and interference from a Poisson random field of nodes and…
Analytical and Numerical Characterizations of Shannon Ordering for Discrete Memoryless Channels
Yuan Zhang, Cihan Tepedelenlioglu
This paper studies several problems concerning channel inclusion, which is a partial ordering between discrete memoryless channels (DMCs) proposed by Shannon. Specifically, majoriz…
Stochastic Ordering of Fading Channels Through the Shannon Transform
Adithya Rajan, Cihan Tepedelenlioglu
A new stochastic order between two fading distributions is introduced. A fading channel dominates another in the ergodic capacity ordering sense, if the Shannon transform of the fi…
A New Representation for the Symbol Error Rate
Adithya Rajan, Cihan Tepedelenlioglu
The symbol error rate of the minimum distance detector for an arbitrary multi-dimensional constellation impaired by additive white Gaussian noise is characterized as the product of…