- Subscribe to this page:
- RSS
- Email Alert
Linkoping University
(30 results)-
White Papers
Wireless Ad Hoc Dissemination for Search and Rescue
September 28, 2009, 12:00am PDT
In search and rescue scenarios local information on victims and other finds needs to be disseminated rapidly to other rescue workers and team leaders. However, post disaster scenarios may imply...
Provided by Linkoping University
-
Whitepapers
Beyond Conventional Fractional Frequency Reuse for Networks With Irregular Cell Layout: An Optimization Approach and Performance Evaluation
April 19, 2010, 12:00am PDT
Fractional Frequency Reuse (FFR) is one of the key concepts for interference mitigation in OFDMA networks. Previous work on FFR has focused on networks of relatively small size and standard...
Provided by Linkoping University
-
Whitepapers
Expectation Maximization Algorithm for Calibration of Ground Sensor Networks Using a Road Constrained Particle Filter
June 27, 2012, 12:00am PDT
Target tracking in ground sensor networks requires an accurate calibration of sensor positions and orientations, as well as sensor offsets and scale errors. The authors present a calibration...
Provided by Linkoping University
-
Whitepapers
Load Balancing in Heterogeneous LTE: Range Optimization Via Cell Offset and Load-Coupling Characterization
May 24, 2012, 12:00am PDT
Heterogeneous Networks (HetNets) with a topology of mixed macro-cells and Low-Power Nodes (LPNs) form an important step of capacity enhancement for LTE and LTE-A. In this paper, the authors...
Provided by Linkoping University
-
Whitepapers
Power-Efficient Downlink Communication Using Large Antenna Arrays: The Doughnut Channel
May 24, 2012, 12:00am PDT
Large antenna arrays at the base station can facilitate power efficient single user downlink communication due to the inherent array power gain, i.e., under an average only total transmit power...
Provided by Linkoping University
-
Whitepapers
Passive Crowd-Based Monitoring of World Wide Web Infrastructure and Its Performance
May 24, 2012, 12:00am PDT
The World Wide Web and the services it provides are continually evolving. Even for a single time instant, it is a complex task to methodologically determine the infrastructure over which these...
Provided by Linkoping University
-
Whitepapers
Distributed Space-Time Coding in Two-Way Fixed Gain Relay Networks Over Nakagami-M Fading
May 24, 2012, 12:00am PDT
The distributed Alamouti space-time code in two-way fixed gain Amplify-and-Forward (AF) relay is proposed in this paper. In particular, closed-form expressions for approximated ergodic sum-rate...
Provided by Linkoping University
-
Whitepapers
Distributed Resource Optimization in Multicell OFDMA Networks
March 12, 2012, 12:00am PDT
The authors consider the joint allocation of receiver, bit, and power to subcarriers in the downlink of multi-cell Orthogonal Frequency-Division Multiple-Access (OFDMA) networks. Assuming that the...
Provided by Linkoping University
-
Whitepapers
Complexity Reduction of Blind Decoding Schemes Using CRC Splitting
November 21, 2012, 12:00am PST
Blind decoding, used on control channels of some multi-user wireless access systems, is a technique for achieving adaptive modulation and coding. The idea is to adapt the modulation and coding...
Provided by Linkoping University
-
Whitepapers
Surviving Attacks in Challenged Networks
November 6, 2012, 12:00am PST
In the event of a disaster, telecommunication infrastructures can be severely damaged or overloaded. Hastily formed networks can provide communication services in an ad hoc manner. These networks...
Provided by Linkoping University
-
White Papers
DC Programming Approach for Resource Allocation in Wireless Networks
May 13, 2010, 12:00am PDT
The authors consider the problem of sum rate maximization with joint resource allocation and interference mitigation by multiantenna processing in wireless networks. The denominators in the users'...
Provided by Linkoping University
-
White Papers
Multimode Flex-Interleaver Core for Baseband Processor Platform
October 12, 2009, 12:00am PDT
Growth of high-performance wireless communication systems has been drastically increased over the last few years. Due to rapid advancements and changes in radio communication systems, there is...
Provided by Linkoping University
-
White Papers
Comparative Study of Price-Based Resource Allocation Algorithms for Ad Hoc Networks
January 1, 2011, 12:00am PST
As mobile ad hoc networks provide a wide range of possibly critical services, providing quality of service guarantees becomes an essential element. Yet there is a limited understanding of the...
Provided by Linkoping University
-
White Papers
Efficient Computation of the Pareto Boundary for the MISO Interference Channel with Perfect CSI
April 6, 2011, 12:00am PDT
The authors consider the two-user Multiple-Input Single-Output (MISO) interference channel and the rate region which is achieved when the receivers treat the interference as additive Gaussian...
Provided by Linkoping University
-
White Papers
Anomaly Detection and Mitigation for Disaster Area Networks
September 29, 2010, 12:00am PDT
One of the most challenging applications of wireless networking are in disaster area networks where lack of infrastructure, limited energy resources, need for common operational picture and...
Provided by Linkoping University
-
White Papers
Communication Problems in Crisis Response
May 23, 2011, 12:00am PDT
This paper describes five problem areas of communication that occur during crisis response. These areas are communication infrastructure, situation awareness, individual and organizational common...
Provided by Linkoping University
-
White Papers
Cooperative Beamforming for the MISO Interference Channel
May 10, 2010, 12:00am PDT
A distributed beamforming algorithm is proposed for the two-user Multiple-Input Single-Output (MISO) InterFerence Channel (IFC). The algorithm is iterative and uses as bargaining value the...
Provided by Linkoping University
-
White Papers
Spectrum Sensing Methods for Detection of DVB-T Signals in AWGN and Fading Channels
June 24, 2010, 12:00am PDT
In this paper, the authors consider spectrum sensing of DVB-T signals in different fading environments. They compare state-of-the-art detectors including detectors based on pilot subcarriers, as...
Provided by Linkoping University
-
White Papers
Software Programmable Data Allocation in Multi-Bank Memory of SIMD Processors
October 28, 2010, 12:00am PDT
The host-SIMD style heterogeneous multi-processor architecture offers high computing performance and user-friendly programmability. It explores both task level parallelism and data level...
Provided by Linkoping University
-
White Papers
Organizational Changes in Connection With IPSO
November 10, 2010, 12:00am PST
Integrated Product Service Offerings (IPSO) have the potential of obtaining better margins, profitability and less environmental impact. Becoming a service provider implies significant changes in...
Provided by Linkoping University
-
White Papers
Fast BER Test for Digital RF Transceivers
October 14, 2009, 12:00am PDT
The paper presents a fast Bit-Error-Rate (BER) test suitable for digital receivers or transceivers. The test technique makes use of an elevated BER which can be achieved by geometrical translation...
Provided by Linkoping University
-
White Papers
Secure Distributed Co-Simulation Over Wide Area Networks
December 21, 2007, 12:00am PST
Modeling and simulation often require different tools for specialized purposes, which increase the motivation to use co-simulation. Since physical models often are describing enterprises' primary...
Provided by Linkoping University
-
White Papers
Constant Envelope Precoding for Power-Efficient Downlink wireless Communication in Multi-User Mimo Systems Using Large Antenna Arrays
November 4, 2011, 12:00am PDT
The authors consider downlink cellular multi-user communication between a Base Station (BS) having N antennas and M single-antenna users, i.e., an N ×M Gaussian Broadcast Channel (GBC). Under an...
Provided by Linkoping University
-
White Papers
Platform-Independent Modeling of Explicitly Parallel Programs
February 1, 2010, 12:00am PST
The authors propose a model-driven approach to parallel programming of SPMD-style, explicitly parallel computations. They define an executable, platform-independent modeling language with...
Provided by Linkoping University
-
Whitepapers
Towards a Security Domain Model for Embedded Systems
October 11, 2011, 12:00am PDT
Embedded devices are increasingly involved in applications that store, access, and manipulate sensitive information. This creates a need for protecting such devices from security threats. However,...
Provided by Linkoping University
-
Whitepapers
Modular Anomaly Detection for Smartphone Ad Hoc Communication
November 16, 2011, 12:00am PST
The capabilities of the modern smartphones make them the obvious platform for novel mobile applications. The open architectures, however, also create new vulnerabilities. Measures for prevention,...
Provided by Linkoping University
-
Whitepapers
Resource Footprint of a Manycast Protocol Implementation on Multiple Mobile Platforms
June 23, 2011, 12:00am PDT
Wireless communication is becoming the dominant form of communication and ad hoc wireless connections are posed to play a role in disaster area networks. However, research efforts on wireless ad...
Provided by Linkoping University
-
Whitepapers
A Partition-Tolerant Manycast Algorithm for Disaster Area Networks
July 16, 2009, 12:00am PDT
Information dissemination in disaster scenarios requires timely and energy-efficient communication in intermittently connected networks. When the existing infrastructure is damaged or overloaded,...
Provided by Linkoping University
-
Whitepapers
Random-Walk Gossip-Based Manycast With Partition Detection
April 7, 2008, 12:00am PDT
Communication is vital for successful cooperation in the event of a disaster. Such a situation calls for dissemination methods that provide partition-tolerant, energy-efficient, timely, and...
Provided by Linkoping University
-
Whitepapers
Analyzing Delay-Tolerant Networks With Correlated Mobility
May 8, 2012, 12:00am PDT
Given a mobility pattern that entails intermittent wireless ad hoc connectivity, what is the best message delivery ratio and latency that can be achieved for a delay-tolerant routing protocol? The...
Provided by Linkoping University
-
Whitepapers
Surviving Attacks in Challenged Networks
November 6, 2012, 12:00am PST
In the event of a disaster, telecommunication infrastructures can be severely damaged or overloaded. Hastily formed networks can provide communication services in an ad hoc manner. These networks...
Provided by Linkoping University
-
Whitepapers
Complexity Reduction of Blind Decoding Schemes Using CRC Splitting
November 21, 2012, 12:00am PST
Blind decoding, used on control channels of some multi-user wireless access systems, is a technique for achieving adaptive modulation and coding. The idea is to adapt the modulation and coding...
Provided by Linkoping University
-
Whitepapers
Distributed Resource Optimization in Multicell OFDMA Networks
March 12, 2012, 12:00am PDT
The authors consider the joint allocation of receiver, bit, and power to subcarriers in the downlink of multi-cell Orthogonal Frequency-Division Multiple-Access (OFDMA) networks. Assuming that the...
Provided by Linkoping University
-
Whitepapers
Distributed Space-Time Coding in Two-Way Fixed Gain Relay Networks Over Nakagami-M Fading
May 24, 2012, 12:00am PDT
The distributed Alamouti space-time code in two-way fixed gain Amplify-and-Forward (AF) relay is proposed in this paper. In particular, closed-form expressions for approximated ergodic sum-rate...
Provided by Linkoping University
-
Whitepapers
Passive Crowd-Based Monitoring of World Wide Web Infrastructure and Its Performance
May 24, 2012, 12:00am PDT
The World Wide Web and the services it provides are continually evolving. Even for a single time instant, it is a complex task to methodologically determine the infrastructure over which these...
Provided by Linkoping University
-
Whitepapers
Power-Efficient Downlink Communication Using Large Antenna Arrays: The Doughnut Channel
May 24, 2012, 12:00am PDT
Large antenna arrays at the base station can facilitate power efficient single user downlink communication due to the inherent array power gain, i.e., under an average only total transmit power...
Provided by Linkoping University
-
Whitepapers
Load Balancing in Heterogeneous LTE: Range Optimization Via Cell Offset and Load-Coupling Characterization
May 24, 2012, 12:00am PDT
Heterogeneous Networks (HetNets) with a topology of mixed macro-cells and Low-Power Nodes (LPNs) form an important step of capacity enhancement for LTE and LTE-A. In this paper, the authors...
Provided by Linkoping University
-
Whitepapers
Expectation Maximization Algorithm for Calibration of Ground Sensor Networks Using a Road Constrained Particle Filter
June 27, 2012, 12:00am PDT
Target tracking in ground sensor networks requires an accurate calibration of sensor positions and orientations, as well as sensor offsets and scale errors. The authors present a calibration...
Provided by Linkoping University
-
Whitepapers
Beyond Conventional Fractional Frequency Reuse for Networks With Irregular Cell Layout: An Optimization Approach and Performance Evaluation
April 19, 2010, 12:00am PDT
Fractional Frequency Reuse (FFR) is one of the key concepts for interference mitigation in OFDMA networks. Previous work on FFR has focused on networks of relatively small size and standard...
Provided by Linkoping University
-
Whitepapers
Analyzing Delay-Tolerant Networks With Correlated Mobility
May 8, 2012, 12:00am PDT
Given a mobility pattern that entails intermittent wireless ad hoc connectivity, what is the best message delivery ratio and latency that can be achieved for a delay-tolerant routing protocol? The...
Provided by Linkoping University
-
Whitepapers
Random-Walk Gossip-Based Manycast With Partition Detection
April 7, 2008, 12:00am PDT
Communication is vital for successful cooperation in the event of a disaster. Such a situation calls for dissemination methods that provide partition-tolerant, energy-efficient, timely, and...
Provided by Linkoping University
-
Whitepapers
A Partition-Tolerant Manycast Algorithm for Disaster Area Networks
July 16, 2009, 12:00am PDT
Information dissemination in disaster scenarios requires timely and energy-efficient communication in intermittently connected networks. When the existing infrastructure is damaged or overloaded,...
Provided by Linkoping University
-
Whitepapers
Resource Footprint of a Manycast Protocol Implementation on Multiple Mobile Platforms
June 23, 2011, 12:00am PDT
Wireless communication is becoming the dominant form of communication and ad hoc wireless connections are posed to play a role in disaster area networks. However, research efforts on wireless ad...
Provided by Linkoping University
-
Whitepapers
Modular Anomaly Detection for Smartphone Ad Hoc Communication
November 16, 2011, 12:00am PST
The capabilities of the modern smartphones make them the obvious platform for novel mobile applications. The open architectures, however, also create new vulnerabilities. Measures for prevention,...
Provided by Linkoping University
-
Whitepapers
Towards a Security Domain Model for Embedded Systems
October 11, 2011, 12:00am PDT
Embedded devices are increasingly involved in applications that store, access, and manipulate sensitive information. This creates a need for protecting such devices from security threats. However,...
Provided by Linkoping University
-
White Papers
Platform-Independent Modeling of Explicitly Parallel Programs
February 1, 2010, 12:00am PST
The authors propose a model-driven approach to parallel programming of SPMD-style, explicitly parallel computations. They define an executable, platform-independent modeling language with...
Provided by Linkoping University
-
White Papers
Constant Envelope Precoding for Power-Efficient Downlink wireless Communication in Multi-User Mimo Systems Using Large Antenna Arrays
November 4, 2011, 12:00am PDT
The authors consider downlink cellular multi-user communication between a Base Station (BS) having N antennas and M single-antenna users, i.e., an N ×M Gaussian Broadcast Channel (GBC). Under an...
Provided by Linkoping University
-
White Papers
Fast BER Test for Digital RF Transceivers
October 14, 2009, 12:00am PDT
The paper presents a fast Bit-Error-Rate (BER) test suitable for digital receivers or transceivers. The test technique makes use of an elevated BER which can be achieved by geometrical translation...
Provided by Linkoping University
-
White Papers
Organizational Changes in Connection With IPSO
November 10, 2010, 12:00am PST
Integrated Product Service Offerings (IPSO) have the potential of obtaining better margins, profitability and less environmental impact. Becoming a service provider implies significant changes in...
Provided by Linkoping University
-
White Papers
Software Programmable Data Allocation in Multi-Bank Memory of SIMD Processors
October 28, 2010, 12:00am PDT
The host-SIMD style heterogeneous multi-processor architecture offers high computing performance and user-friendly programmability. It explores both task level parallelism and data level...
Provided by Linkoping University
-
White Papers
Spectrum Sensing Methods for Detection of DVB-T Signals in AWGN and Fading Channels
June 24, 2010, 12:00am PDT
In this paper, the authors consider spectrum sensing of DVB-T signals in different fading environments. They compare state-of-the-art detectors including detectors based on pilot subcarriers, as...
Provided by Linkoping University
-
White Papers
Cooperative Beamforming for the MISO Interference Channel
May 10, 2010, 12:00am PDT
A distributed beamforming algorithm is proposed for the two-user Multiple-Input Single-Output (MISO) InterFerence Channel (IFC). The algorithm is iterative and uses as bargaining value the...
Provided by Linkoping University
-
White Papers
Communication Problems in Crisis Response
May 23, 2011, 12:00am PDT
This paper describes five problem areas of communication that occur during crisis response. These areas are communication infrastructure, situation awareness, individual and organizational common...
Provided by Linkoping University
-
White Papers
Anomaly Detection and Mitigation for Disaster Area Networks
September 29, 2010, 12:00am PDT
One of the most challenging applications of wireless networking are in disaster area networks where lack of infrastructure, limited energy resources, need for common operational picture and...
Provided by Linkoping University
-
White Papers
Efficient Computation of the Pareto Boundary for the MISO Interference Channel with Perfect CSI
April 6, 2011, 12:00am PDT
The authors consider the two-user Multiple-Input Single-Output (MISO) interference channel and the rate region which is achieved when the receivers treat the interference as additive Gaussian...
Provided by Linkoping University
-
White Papers
Comparative Study of Price-Based Resource Allocation Algorithms for Ad Hoc Networks
January 1, 2011, 12:00am PST
As mobile ad hoc networks provide a wide range of possibly critical services, providing quality of service guarantees becomes an essential element. Yet there is a limited understanding of the...
Provided by Linkoping University
-
White Papers
Multimode Flex-Interleaver Core for Baseband Processor Platform
October 12, 2009, 12:00am PDT
Growth of high-performance wireless communication systems has been drastically increased over the last few years. Due to rapid advancements and changes in radio communication systems, there is...
Provided by Linkoping University
-
White Papers
DC Programming Approach for Resource Allocation in Wireless Networks
May 13, 2010, 12:00am PDT
The authors consider the problem of sum rate maximization with joint resource allocation and interference mitigation by multiantenna processing in wireless networks. The denominators in the users'...
Provided by Linkoping University
-
White Papers
Wireless Ad Hoc Dissemination for Search and Rescue
September 28, 2009, 12:00am PDT
In search and rescue scenarios local information on victims and other finds needs to be disseminated rapidly to other rescue workers and team leaders. However, post disaster scenarios may imply...
Provided by Linkoping University
-
White Papers
Secure Distributed Co-Simulation Over Wide Area Networks
December 21, 2007, 12:00am PST
Modeling and simulation often require different tools for specialized purposes, which increase the motivation to use co-simulation. Since physical models often are describing enterprises' primary...
Provided by Linkoping University
Keep Up with TechRepublic
Submit a Paper
Get your content listed in our directory!
Our directory is the largest library of vendor-supplied technical content on the Web. It’s also the first place IT decision makers turn to when researching technology solutions. Our members are already finding your competitors’ papers here - shouldn’t they find yours, too? It's FREE so click here and submit your white paper, case study, data sheet, research report, or other document today!
