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University of Toledo
(24 results)-
Whitepapers
Massive MIMO and Small Cells: How to Densify Heterogeneous Networks
September 29, 2012, 12:00am PDT
The authors propose a Time Division Duplex (TDD) based network architecture where a macrocell tier with a "Massive" Multiple-Input Multiple-Output (MIMO) Base Station (BS) is overlaid with a dense...
Provided by University of Toledo
-
Whitepapers
Hierarchical Resource Allocation in Femtocell Networks Using Graph Algorithms
May 24, 2012, 12:00am PDT
This paper presents a hierarchical approach to resource allocation in open-access femtocell networks. The major challenge in femtocell networks is interference management which in the system,...
Provided by University of Toledo
-
Whitepapers
Two-Stage Channel Feedback for Beamforming and Scheduling in Network MIMO Systems
May 24, 2012, 12:00am PDT
This paper proposes an efficient two-stage beamforming and scheduling algorithm for the limited-feedback Cooperative Multi-Point (CoMP) systems. The system includes multiple base-stations...
Provided by University of Toledo
-
Whitepapers
Optimal Multi-Antenna Relay Beamforming With Per-Antenna Power Control
May 24, 2012, 12:00am PDT
The authors consider amplify-and-forward multi-antenna relaying between a single pair of source and destination under per-antenna power constraints. Their objective is to obtain the optimal relay...
Provided by University of Toledo
-
Whitepapers
Optimizing Limited Channel State Information in Wireless Cooperative Networks
May 24, 2012, 12:00am PDT
Over the last decade, the development of resource allocation algorithms for cooperative communication networks has focused on optimal, or acceptable suboptimal, solutions assuming full knowledge...
Provided by University of Toledo
-
Whitepapers
MIMO-OFDMA Rate Allocation and Beamformer Design Using a Multi-Access Channel Framework
May 24, 2012, 12:00am PDT
This paper tackles the downlink user scheduling and transmit beamforming problems in MIMO-OFDMA by extending a recent algorithm that maximizes the Weighted Sum Rate (WSR) to all users in MIMO flat...
Provided by University of Toledo
-
Whitepapers
Reconstruction of Jointly Sparse Signals Using Iterative Hard Thresholding
May 24, 2012, 12:00am PDT
There is a recent interest in developing algorithms for the reconstruction of jointly sparse signals, which arises in a large number of applications such as sensor networks. In many of these...
Provided by University of Toledo
-
Whitepapers
Opportunistic Joint Decoding With Scheduling and Power Allocation in OFDMA Femtocell Networks
May 24, 2012, 12:00am PDT
One of the major challenges in deploying femtocells is the management of interference between neighboring femtocells and between the femtocells and the macrocells. This paper explores the use of...
Provided by University of Toledo
-
Whitepapers
Optimum Relay Scheme in a Secure Two-Hop Amplify and Forward Cooperative Communication System
October 15, 2011, 12:00am PDT
A MIMO secure two-hop wireless communication system is considered in this paper. In this model, there are no direct links between the source-destination and the source-eavesdropper. The problem is...
Provided by University of Toledo
-
Whitepapers
Secure Hybrid Digital-Analog Coding with Side Information at the Receiver
October 15, 2011, 12:00am PDT
In this paper, the problem of transmitting an i.i.d Gaussian source over an i.i.d Gaussian wiretap channel with an i.i.d Gaussian side information available at the intended receiver is considered....
Provided by University of Toledo
-
Whitepapers
Secure Joint Source-Channel Coding with Side Information
August 2, 2010, 12:00am PDT
The problem of transmitting an i.i.d Gaussian source over an i.i.d Gaussian wiretap channel with an i.i.d Gaussian side information is considered. The intended receiver is assumed to have a...
Provided by University of Toledo
-
Whitepapers
Gmatch: Secure and Privacy-Preserving Group Matching in Social Networks
July 17, 2012, 12:00am PDT
Groups are becoming one of the most compelling features in both online social networks and Twitter-like micro-blogging services. A stranger outside of an existing group may have the need to find...
Provided by University of Toledo
-
Whitepapers
Anchor: A Versatile and Efficient Framework for Resource Management in the Cloud
October 10, 2012, 12:00am PDT
The authors present Anchor, a general resource management architecture that uses the stable matching framework to decouple policies from mechanisms when mapping virtual machines to physical...
Provided by University of Toledo
-
Whitepapers
Practical Scrubbing: Getting to the Bad Sector at the Right Time
April 15, 2012, 12:00am PDT
Latent Sector Errors (LSEs) are a common hard disk failure mode, where disk sectors become inaccessible while the rest of the disk remains unaffected. To protect against LSEs, commercial storage...
Provided by University of Toledo
-
Whitepapers
Functional Encryption: New Perspectives and Lower Bounds
September 30, 2012, 12:00am PDT
Functional encryption is a new paradigm for public-key encryption that enables fine-grained control of access to encrypted data. It extends several previous notions, most notably identity-based...
Provided by University of Toledo
-
Whitepapers
Paradigm-Based Adaptive Provisioning in Virtualized Data Centers
January 15, 2013, 12:00am PST
Virtualized data centers host multiple applications with distinct objectives in a shared infrastructure. Accommodating several dynamic applications in virtual data centers is a challenging task...
Provided by University of Toledo
-
Whitepapers
A Matrix-Less Model for Tracing Software Requirements to Source Code
December 22, 2008, 12:00am PST
Requirements traceability, regardless of the process used to produce a software system (e.g., traditional or agile development process), is a highly desirable quality attribute for the resulting...
Provided by University of Toledo
-
Whitepapers
Adaptive Partitioned Interference Management in Cellular Networks
November 21, 2012, 12:00am PST
This paper proposes an adaptive and scalable approach to resource allocation in cellular networks. The authors introduce an adaptive strategy to form clusters of coordinating base stations,...
Provided by University of Toledo
-
Whitepapers
Joint Request Mapping and Response Routing for Geo-distributed Cloud Services
January 9, 2013, 12:00am PST
Many cloud services are running on geographically distributed datacenters for better reliability and performance. The authors consider the emerging problem of joint request mapping and response...
Provided by University of Toledo
-
Whitepapers
Core-Selecting Combinatorial Auction Design for Secondary Spectrum Markets
January 17, 2013, 12:00am PST
In a secondary spectrum market, the utility of a secondary user often depends on not only whether it wins, but also which channels it wins. Combinatorial auctions are a natural fit here to allow...
Provided by University of Toledo
-
Whitepapers
Anticipatory Buffer Control and Resource Allocation for Wireless Video Streaming
April 10, 2013, 12:00am PDT
In this paper, the authors describe a new approach for allocating resources to video streaming traffic. Assuming that the future channel state can be predicted for a certain time, they minimize...
Provided by University of Toledo
-
Whitepapers
Revenue Management in the Presence of Self- Similar Alpha-Stable Distributions
October 27, 2009, 12:00am PDT
The authors consider the problem of maximizing network revenue from the perspective of bandwidth allocation and route selection. The objective is to perform offline maximization of revenue from...
Provided by University of Toledo
-
Whitepapers
On Fairness-Efficiency Tradeoffs for Multi-Resource Packet Processing
April 9, 2013, 12:00am PDT
Middleboxes are widely deployed in today's datacenter networks. They perform a variety of network functions, each requiring multiple hardware resources, such as CPU cycles and link bandwidth....
Provided by University of Toledo
-
Whitepapers
Multi-Resource Generalized Processor Sharing for Packet Processing
May 1, 2013, 12:00am PDT
Middleboxes have found widespread adoption in today's networks. They perform a variety of network functions such as WAN optimization, intrusion detection, and network-level firewalls. Processing...
Provided by University of Toledo
-
Whitepapers
Multi-Resource Generalized Processor Sharing for Packet Processing
May 1, 2013, 12:00am PDT
Middleboxes have found widespread adoption in today's networks. They perform a variety of network functions such as WAN optimization, intrusion detection, and network-level firewalls. Processing...
Provided by University of Toledo
-
Whitepapers
On Fairness-Efficiency Tradeoffs for Multi-Resource Packet Processing
April 9, 2013, 12:00am PDT
Middleboxes are widely deployed in today's datacenter networks. They perform a variety of network functions, each requiring multiple hardware resources, such as CPU cycles and link bandwidth....
Provided by University of Toledo
-
Whitepapers
Revenue Management in the Presence of Self- Similar Alpha-Stable Distributions
October 27, 2009, 12:00am PDT
The authors consider the problem of maximizing network revenue from the perspective of bandwidth allocation and route selection. The objective is to perform offline maximization of revenue from...
Provided by University of Toledo
-
Whitepapers
Anticipatory Buffer Control and Resource Allocation for Wireless Video Streaming
April 10, 2013, 12:00am PDT
In this paper, the authors describe a new approach for allocating resources to video streaming traffic. Assuming that the future channel state can be predicted for a certain time, they minimize...
Provided by University of Toledo
-
Whitepapers
Core-Selecting Combinatorial Auction Design for Secondary Spectrum Markets
January 17, 2013, 12:00am PST
In a secondary spectrum market, the utility of a secondary user often depends on not only whether it wins, but also which channels it wins. Combinatorial auctions are a natural fit here to allow...
Provided by University of Toledo
-
Whitepapers
Joint Request Mapping and Response Routing for Geo-distributed Cloud Services
January 9, 2013, 12:00am PST
Many cloud services are running on geographically distributed datacenters for better reliability and performance. The authors consider the emerging problem of joint request mapping and response...
Provided by University of Toledo
-
Whitepapers
Adaptive Partitioned Interference Management in Cellular Networks
November 21, 2012, 12:00am PST
This paper proposes an adaptive and scalable approach to resource allocation in cellular networks. The authors introduce an adaptive strategy to form clusters of coordinating base stations,...
Provided by University of Toledo
-
Whitepapers
A Matrix-Less Model for Tracing Software Requirements to Source Code
December 22, 2008, 12:00am PST
Requirements traceability, regardless of the process used to produce a software system (e.g., traditional or agile development process), is a highly desirable quality attribute for the resulting...
Provided by University of Toledo
-
Whitepapers
Paradigm-Based Adaptive Provisioning in Virtualized Data Centers
January 15, 2013, 12:00am PST
Virtualized data centers host multiple applications with distinct objectives in a shared infrastructure. Accommodating several dynamic applications in virtual data centers is a challenging task...
Provided by University of Toledo
-
Whitepapers
Functional Encryption: New Perspectives and Lower Bounds
September 30, 2012, 12:00am PDT
Functional encryption is a new paradigm for public-key encryption that enables fine-grained control of access to encrypted data. It extends several previous notions, most notably identity-based...
Provided by University of Toledo
-
Whitepapers
Practical Scrubbing: Getting to the Bad Sector at the Right Time
April 15, 2012, 12:00am PDT
Latent Sector Errors (LSEs) are a common hard disk failure mode, where disk sectors become inaccessible while the rest of the disk remains unaffected. To protect against LSEs, commercial storage...
Provided by University of Toledo
-
Whitepapers
Anchor: A Versatile and Efficient Framework for Resource Management in the Cloud
October 10, 2012, 12:00am PDT
The authors present Anchor, a general resource management architecture that uses the stable matching framework to decouple policies from mechanisms when mapping virtual machines to physical...
Provided by University of Toledo
-
Whitepapers
Gmatch: Secure and Privacy-Preserving Group Matching in Social Networks
July 17, 2012, 12:00am PDT
Groups are becoming one of the most compelling features in both online social networks and Twitter-like micro-blogging services. A stranger outside of an existing group may have the need to find...
Provided by University of Toledo
-
Whitepapers
Secure Joint Source-Channel Coding with Side Information
August 2, 2010, 12:00am PDT
The problem of transmitting an i.i.d Gaussian source over an i.i.d Gaussian wiretap channel with an i.i.d Gaussian side information is considered. The intended receiver is assumed to have a...
Provided by University of Toledo
-
Whitepapers
Secure Hybrid Digital-Analog Coding with Side Information at the Receiver
October 15, 2011, 12:00am PDT
In this paper, the problem of transmitting an i.i.d Gaussian source over an i.i.d Gaussian wiretap channel with an i.i.d Gaussian side information available at the intended receiver is considered....
Provided by University of Toledo
-
Whitepapers
Optimum Relay Scheme in a Secure Two-Hop Amplify and Forward Cooperative Communication System
October 15, 2011, 12:00am PDT
A MIMO secure two-hop wireless communication system is considered in this paper. In this model, there are no direct links between the source-destination and the source-eavesdropper. The problem is...
Provided by University of Toledo
-
Whitepapers
Opportunistic Joint Decoding With Scheduling and Power Allocation in OFDMA Femtocell Networks
May 24, 2012, 12:00am PDT
One of the major challenges in deploying femtocells is the management of interference between neighboring femtocells and between the femtocells and the macrocells. This paper explores the use of...
Provided by University of Toledo
-
Whitepapers
Reconstruction of Jointly Sparse Signals Using Iterative Hard Thresholding
May 24, 2012, 12:00am PDT
There is a recent interest in developing algorithms for the reconstruction of jointly sparse signals, which arises in a large number of applications such as sensor networks. In many of these...
Provided by University of Toledo
-
Whitepapers
MIMO-OFDMA Rate Allocation and Beamformer Design Using a Multi-Access Channel Framework
May 24, 2012, 12:00am PDT
This paper tackles the downlink user scheduling and transmit beamforming problems in MIMO-OFDMA by extending a recent algorithm that maximizes the Weighted Sum Rate (WSR) to all users in MIMO flat...
Provided by University of Toledo
-
Whitepapers
Optimizing Limited Channel State Information in Wireless Cooperative Networks
May 24, 2012, 12:00am PDT
Over the last decade, the development of resource allocation algorithms for cooperative communication networks has focused on optimal, or acceptable suboptimal, solutions assuming full knowledge...
Provided by University of Toledo
-
Whitepapers
Optimal Multi-Antenna Relay Beamforming With Per-Antenna Power Control
May 24, 2012, 12:00am PDT
The authors consider amplify-and-forward multi-antenna relaying between a single pair of source and destination under per-antenna power constraints. Their objective is to obtain the optimal relay...
Provided by University of Toledo
-
Whitepapers
Two-Stage Channel Feedback for Beamforming and Scheduling in Network MIMO Systems
May 24, 2012, 12:00am PDT
This paper proposes an efficient two-stage beamforming and scheduling algorithm for the limited-feedback Cooperative Multi-Point (CoMP) systems. The system includes multiple base-stations...
Provided by University of Toledo
-
Whitepapers
Hierarchical Resource Allocation in Femtocell Networks Using Graph Algorithms
May 24, 2012, 12:00am PDT
This paper presents a hierarchical approach to resource allocation in open-access femtocell networks. The major challenge in femtocell networks is interference management which in the system,...
Provided by University of Toledo
-
Whitepapers
Massive MIMO and Small Cells: How to Densify Heterogeneous Networks
September 29, 2012, 12:00am PDT
The authors propose a Time Division Duplex (TDD) based network architecture where a macrocell tier with a "Massive" Multiple-Input Multiple-Output (MIMO) Base Station (BS) is overlaid with a dense...
Provided by University of Toledo
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