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Institution of Engineering and Technology
(30 results)-
White Papers
Coded-Orthogonal Frequency Division Multiplexing in Hybrid Optical Networks
March 3, 2009, 12:00am PST
Future Internet should be able to support a wide range of services containing large amount of multimedia over different network types at a high speed. The future optical networks will therefore be...
Provided by Institution of Engineering and Technology
-
White Papers
Reactive and Proactive Routing in Labelled Optical Burst Switching Networks
February 8, 2008, 12:00am PST
Optical burst switching architectures without buffering capabilities are sensitive to burst congestion. The existence of a few highly congested links may seriously aggravate the network...
Provided by Institution of Engineering and Technology
-
White Papers
Dynamic Queuing Sharing Mechanism for Per-Flow Quality of Service Control
October 8, 2009, 12:00am PDT
To achieve satisfying user experiences of diverse applications, Quality of Service (QoS) guaranteed mechanisms such as per-flow queuing are required in routers. However, deployment of per-flow...
Provided by Institution of Engineering and Technology
-
White Papers
Lifetime Improvement in Wireless Sensor Networks Via Collaborative Beamforming and Cooperative Transmission
December 14, 2007, 12:00am PST
Collaborative Beamforming (CB) and Cooperative Transmission (CT) have recently emerged as communication techniques that can make effective use of collaborative/cooperative nodes to create a...
Provided by Institution of Engineering and Technology
-
White Papers
Common-Path Optical Coherence Tomography Guided Fibre Probe for Spatially Precise Optical Nerve Stimulation
November 16, 2009, 12:00am PST
Optical nerve stimulation is based on laser power delivery through a fibre-optic probe that provides the essential advantages of noncontact operation, high spatial selectivity and is free of...
Provided by Institution of Engineering and Technology
-
White Papers
Modelling and Simulation Techniques for Highly Integrated, Low-Power Wireless Sensor Networks
September 1, 2007, 12:00am PDT
The design of state-of-the-art low-power wireless sensor nodes involves the convergence of many technologies and disciplines. Submicron Complementary Metal Oxide Semiconductor (CMOS) devices,...
Provided by Institution of Engineering and Technology
-
White Papers
Multicast and Quality of Service Provisioning in Parallel Shared Memory Switches
February 3, 2010, 12:00am PST
Growing demand for differentiated services and the proliferation of Internet multimedia applications requires not only faster switches/routers, but also the inclusion of guaranteed Qualities of...
Provided by Institution of Engineering and Technology
-
White Papers
Reinforcement Learning-Based Multi-Agent System for Network Traffic Signal Control
February 3, 2010, 12:00am PST
A challenging application of artificial intelligence systems involves the scheduling of traffic signals in multi-intersection vehicular networks. This paper introduces a novel use of a multi-agent...
Provided by Institution of Engineering and Technology
-
White Papers
Hardware Architecture for High-Speed Real-Time Dynamic Programming Applications
September 21, 2007, 12:00am PDT
A novel hardware architecture for performing the core computations required by Dynamic Programming (DP) techniques is introduced. The latter pertain to a vast range of applications that...
Provided by Institution of Engineering and Technology
-
White Papers
Bounded Control of Network Connectivity in Multi-Agent Systems
November 16, 2009, 12:00am PST
A distributed control law that guarantees connectivity maintenance in a network of multiple mobile agents is presented. The control law, which lets the agents perform formation manoeuvres,...
Provided by Institution of Engineering and Technology
-
White Papers
Memory-Centric Network-on-Chip for Power Efficient Execution of Task-Level Pipeline on a Multi-Core Processor
November 6, 2009, 12:00am PST
For flexible mapping of various task-level pipelines on a multi-core processor, the authors proposed the memory-centric Network-on-Chip (NoC). The memory-centric NoC manages producer - consumer...
Provided by Institution of Engineering and Technology
-
Whitepapers
Analysis of Handoff Strategies in Macro - Femto Cells Environment Based on Per-Energy Capacity
March 28, 2012, 12:00am PDT
Placing smaller cells in a heterogeneous network can be beneficial in terms of energy, because better capacities can be obtained for a given energy constraint. These type of deployments not only...
Provided by Institution of Engineering and Technology
-
Whitepapers
Smart Interface Switching for Energy Efficient Vertical Handovers in ns-2
April 5, 2012, 12:00am PDT
The growing presence of concurrent heterogeneous wireless access networks, together with the increasing service demands from the end-users, require re-thinking of current access selection polices...
Provided by Institution of Engineering and Technology
-
Whitepapers
OpenMAC: A New Reconfigurable Experimental Platform for Energy-Efficient Medium Access Control Protocols
October 21, 2011, 12:00am PDT
Open-MAC is presented in this paper as an innovative reconfigurable platform which overcomes the limitations of state-of-the-art experimental tools to test Medium Access Control (MAC) protocols....
Provided by Institution of Engineering and Technology
-
White Papers
Outlier Detection and Countermeasure for Hierarchical Wireless Sensor Networks
January 19, 2010, 12:00am PST
Outliers in Wireless Sensor Networks (WSNs) are sensor nodes that issue attacks by abnormal behaviours and fake message dissemination. However, existing cryptographic techniques are hard to detect...
Provided by Institution of Engineering and Technology
-
White Papers
On Physical Layer-Oriented Routing With Power Control in Ad Hoc Wireless Networks
March 25, 2008, 12:00am PDT
Routing in ad hoc wireless networks does not simply consist in finding a route with shortest length (as in wired networks with virtually error-free communication links), but it requires the...
Provided by Institution of Engineering and Technology
-
White Papers
Multiple Mobile Agents' Itinerary Planning in Wireless Sensor Networks: Survey and Evaluation
October 6, 2011, 12:00am PDT
Over the last decade, a Mobile Agent (MA) system for surveillance applications in wireless sensor networks (WSNs) has gained much attention. However, a conventional MA-based WSN may have the...
Provided by Institution of Engineering and Technology
-
White Papers
Modelling Data-Aggregation in Multi-Replication Data Centric Storage Systems for Wireless Sensor and Actor Networks
November 2, 2011, 12:00am PDT
This paper studies Data-Centric Storage (DCS) as a suitable system to perform data aggregation on Wireless Sensor and Actor Networks (WSANs), in which sensor and actor nodes collaborate together...
Provided by Institution of Engineering and Technology
-
White Papers
Channel Estimation for Amplify-and-Forward Relaying: Cascaded Against Disintegrated Estimators
January 1, 2010, 12:00am PST
The authors investigate the performance of amplify-and-forward relaying with two different pilot-symbol-assisted channel estimation methods. In the first estimation method, the cascaded channel...
Provided by Institution of Engineering and Technology
-
White Papers
Optimum Linear Decoding of Vector Quantisation Transmitted Over a CDMA Channel
January 15, 2008, 12:00am PST
The problem of joint source-channel and multi-user decoding for code division multiple access channels is considered. The block source-channel encoder is defined by a Vector Quantiser (VQ). The...
Provided by Institution of Engineering and Technology
-
White Papers
Two-Dimensional Binary Halftoned Optical Intensity Channels
January 31, 2008, 12:00am PST
The capacity of Two-Dimensional (2D) optical intensity channels in which transmit images are constrained to be binary-level has been considered. Examples of such links exist in holographic...
Provided by Institution of Engineering and Technology
-
White Papers
Blind Timing and Carrier Synchronisation in Distributed Multiple Input Multiple Output Communication Systems
June 23, 2011, 12:00am PDT
This paper addresses the problem of joint blind timing and carrier synchronisation in a (distributed-M) × N antenna system where the objective is to estimate the M carrier offsets, the M timing...
Provided by Institution of Engineering and Technology
-
White Papers
Three-Dimensional CMOL: Three-Dimensional Integration of CMOS/nanomaterial Hybrid Digital Circuits
July 3, 2007, 12:00am PDT
The CMOS molecular (CMOL) circuit is a promising hybrid structure incorporating the nanowire crossbar into the CMOS Integrated Circuit (IC) implementation. In this letter, a novel...
Provided by Institution of Engineering and Technology
-
White Papers
Analysis of Power Control for Indoor Optical Wireless Code-Division Multiple Access Networks Using on-Off Keying and Binary Pulse Position Modulation
February 21, 2010, 12:00am PST
Wireless infrared Optical Code-Division Multiple Access (W-OCDMA) is a new developing technique with many useful applications. Noting the limitation on power consumption and eye-safety...
Provided by Institution of Engineering and Technology
-
White Papers
Precise Frequency and Bandwidth Control of Switchable Microstrip Bandpass Filters Using Diode and Microelectro-Mechanical System Technologies
February 22, 2012, 12:00am PST
In this paper, two reconfigurable bandpass filters are presented. The first filter is able to switch between WiFi and Universal Mobile Telecommunications System (UMTS) transmit band standards....
Provided by Institution of Engineering and Technology
-
White Papers
Efficient Resource Allocation Algorithm for Uplink in Multicarrier-Based Cognitive Radio Networks With Fairness Consideration
October 13, 2011, 12:00am PDT
An efficient fairness-aware uplink resource allocation algorithm in orthogonal frequency-division multiplexing-based cognitive radio systems is presented. The proposed resource allocation...
Provided by Institution of Engineering and Technology
-
Whitepapers
Review of Substrate-Integrated Waveguide Circuits and Antennas
June 29, 2011, 12:00am PDT
Substrate-Integrated Waveguide (SIW) technology represents an emerging and very promising candidate for the development of circuits and components operating in the microwave and millimetre-wave...
Provided by Institution of Engineering and Technology
-
Whitepapers
Wideband Modelling of Cascaded H-Plane Waveguide Junctions Using the Generalised Impedance Matrix Representation
May 21, 2009, 12:00am PDT
A strong interest in H-plane waveguide components composed of a large number of cascaded planar junctions is recently renewed. Therefore, the more efficient development of full-wave analysis tools...
Provided by Institution of Engineering and Technology
-
Whitepapers
Reduction of Out of Band Radiation Using Carrier-by-Carrier Partial Response Signaling in OFDM
January 27, 2010, 12:00am PST
Orthogonal Frequency Division Multiplexing (OFDM) is a mature and one of the most popular Multi-Carrier Modulation (MCM) techniques. Also, it is the main candidate for physical layer of Cognitive...
Provided by Institution of Engineering and Technology
-
Whitepapers
Equalization of SIMO-OFDM Systems With Insufficient Cyclic Prefix in Doubly Selective Channels
April 19, 2009, 12:00am PDT
Time variations of a doubly selective wireless channel and insufficient Cyclic Prefix (CP) length of an Orthogonal Frequency Division Multiplexing (OFDM) transmission system cause Inter-Carrier...
Provided by Institution of Engineering and Technology
-
Whitepapers
OpenMAC: A New Reconfigurable Experimental Platform for Energy-Efficient Medium Access Control Protocols
October 21, 2011, 12:00am PDT
Open-MAC is presented in this paper as an innovative reconfigurable platform which overcomes the limitations of state-of-the-art experimental tools to test Medium Access Control (MAC) protocols....
Provided by Institution of Engineering and Technology
-
Whitepapers
Smart Interface Switching for Energy Efficient Vertical Handovers in ns-2
April 5, 2012, 12:00am PDT
The growing presence of concurrent heterogeneous wireless access networks, together with the increasing service demands from the end-users, require re-thinking of current access selection polices...
Provided by Institution of Engineering and Technology
-
Whitepapers
Analysis of Handoff Strategies in Macro - Femto Cells Environment Based on Per-Energy Capacity
March 28, 2012, 12:00am PDT
Placing smaller cells in a heterogeneous network can be beneficial in terms of energy, because better capacities can be obtained for a given energy constraint. These type of deployments not only...
Provided by Institution of Engineering and Technology
-
Whitepapers
Equalization of SIMO-OFDM Systems With Insufficient Cyclic Prefix in Doubly Selective Channels
April 19, 2009, 12:00am PDT
Time variations of a doubly selective wireless channel and insufficient Cyclic Prefix (CP) length of an Orthogonal Frequency Division Multiplexing (OFDM) transmission system cause Inter-Carrier...
Provided by Institution of Engineering and Technology
-
Whitepapers
Reduction of Out of Band Radiation Using Carrier-by-Carrier Partial Response Signaling in OFDM
January 27, 2010, 12:00am PST
Orthogonal Frequency Division Multiplexing (OFDM) is a mature and one of the most popular Multi-Carrier Modulation (MCM) techniques. Also, it is the main candidate for physical layer of Cognitive...
Provided by Institution of Engineering and Technology
-
Whitepapers
Wideband Modelling of Cascaded H-Plane Waveguide Junctions Using the Generalised Impedance Matrix Representation
May 21, 2009, 12:00am PDT
A strong interest in H-plane waveguide components composed of a large number of cascaded planar junctions is recently renewed. Therefore, the more efficient development of full-wave analysis tools...
Provided by Institution of Engineering and Technology
-
Whitepapers
Review of Substrate-Integrated Waveguide Circuits and Antennas
June 29, 2011, 12:00am PDT
Substrate-Integrated Waveguide (SIW) technology represents an emerging and very promising candidate for the development of circuits and components operating in the microwave and millimetre-wave...
Provided by Institution of Engineering and Technology
-
White Papers
Efficient Resource Allocation Algorithm for Uplink in Multicarrier-Based Cognitive Radio Networks With Fairness Consideration
October 13, 2011, 12:00am PDT
An efficient fairness-aware uplink resource allocation algorithm in orthogonal frequency-division multiplexing-based cognitive radio systems is presented. The proposed resource allocation...
Provided by Institution of Engineering and Technology
-
White Papers
Precise Frequency and Bandwidth Control of Switchable Microstrip Bandpass Filters Using Diode and Microelectro-Mechanical System Technologies
February 22, 2012, 12:00am PST
In this paper, two reconfigurable bandpass filters are presented. The first filter is able to switch between WiFi and Universal Mobile Telecommunications System (UMTS) transmit band standards....
Provided by Institution of Engineering and Technology
-
White Papers
Analysis of Power Control for Indoor Optical Wireless Code-Division Multiple Access Networks Using on-Off Keying and Binary Pulse Position Modulation
February 21, 2010, 12:00am PST
Wireless infrared Optical Code-Division Multiple Access (W-OCDMA) is a new developing technique with many useful applications. Noting the limitation on power consumption and eye-safety...
Provided by Institution of Engineering and Technology
-
White Papers
Three-Dimensional CMOL: Three-Dimensional Integration of CMOS/nanomaterial Hybrid Digital Circuits
July 3, 2007, 12:00am PDT
The CMOS molecular (CMOL) circuit is a promising hybrid structure incorporating the nanowire crossbar into the CMOS Integrated Circuit (IC) implementation. In this letter, a novel...
Provided by Institution of Engineering and Technology
-
White Papers
Blind Timing and Carrier Synchronisation in Distributed Multiple Input Multiple Output Communication Systems
June 23, 2011, 12:00am PDT
This paper addresses the problem of joint blind timing and carrier synchronisation in a (distributed-M) × N antenna system where the objective is to estimate the M carrier offsets, the M timing...
Provided by Institution of Engineering and Technology
-
White Papers
Two-Dimensional Binary Halftoned Optical Intensity Channels
January 31, 2008, 12:00am PST
The capacity of Two-Dimensional (2D) optical intensity channels in which transmit images are constrained to be binary-level has been considered. Examples of such links exist in holographic...
Provided by Institution of Engineering and Technology
-
White Papers
Optimum Linear Decoding of Vector Quantisation Transmitted Over a CDMA Channel
January 15, 2008, 12:00am PST
The problem of joint source-channel and multi-user decoding for code division multiple access channels is considered. The block source-channel encoder is defined by a Vector Quantiser (VQ). The...
Provided by Institution of Engineering and Technology
-
White Papers
Channel Estimation for Amplify-and-Forward Relaying: Cascaded Against Disintegrated Estimators
January 1, 2010, 12:00am PST
The authors investigate the performance of amplify-and-forward relaying with two different pilot-symbol-assisted channel estimation methods. In the first estimation method, the cascaded channel...
Provided by Institution of Engineering and Technology
-
White Papers
Modelling Data-Aggregation in Multi-Replication Data Centric Storage Systems for Wireless Sensor and Actor Networks
November 2, 2011, 12:00am PDT
This paper studies Data-Centric Storage (DCS) as a suitable system to perform data aggregation on Wireless Sensor and Actor Networks (WSANs), in which sensor and actor nodes collaborate together...
Provided by Institution of Engineering and Technology
-
White Papers
Multiple Mobile Agents' Itinerary Planning in Wireless Sensor Networks: Survey and Evaluation
October 6, 2011, 12:00am PDT
Over the last decade, a Mobile Agent (MA) system for surveillance applications in wireless sensor networks (WSNs) has gained much attention. However, a conventional MA-based WSN may have the...
Provided by Institution of Engineering and Technology
-
White Papers
On Physical Layer-Oriented Routing With Power Control in Ad Hoc Wireless Networks
March 25, 2008, 12:00am PDT
Routing in ad hoc wireless networks does not simply consist in finding a route with shortest length (as in wired networks with virtually error-free communication links), but it requires the...
Provided by Institution of Engineering and Technology
-
White Papers
Outlier Detection and Countermeasure for Hierarchical Wireless Sensor Networks
January 19, 2010, 12:00am PST
Outliers in Wireless Sensor Networks (WSNs) are sensor nodes that issue attacks by abnormal behaviours and fake message dissemination. However, existing cryptographic techniques are hard to detect...
Provided by Institution of Engineering and Technology
-
White Papers
Memory-Centric Network-on-Chip for Power Efficient Execution of Task-Level Pipeline on a Multi-Core Processor
November 6, 2009, 12:00am PST
For flexible mapping of various task-level pipelines on a multi-core processor, the authors proposed the memory-centric Network-on-Chip (NoC). The memory-centric NoC manages producer - consumer...
Provided by Institution of Engineering and Technology
-
White Papers
Bounded Control of Network Connectivity in Multi-Agent Systems
November 16, 2009, 12:00am PST
A distributed control law that guarantees connectivity maintenance in a network of multiple mobile agents is presented. The control law, which lets the agents perform formation manoeuvres,...
Provided by Institution of Engineering and Technology
-
White Papers
Hardware Architecture for High-Speed Real-Time Dynamic Programming Applications
September 21, 2007, 12:00am PDT
A novel hardware architecture for performing the core computations required by Dynamic Programming (DP) techniques is introduced. The latter pertain to a vast range of applications that...
Provided by Institution of Engineering and Technology
-
White Papers
Reinforcement Learning-Based Multi-Agent System for Network Traffic Signal Control
February 3, 2010, 12:00am PST
A challenging application of artificial intelligence systems involves the scheduling of traffic signals in multi-intersection vehicular networks. This paper introduces a novel use of a multi-agent...
Provided by Institution of Engineering and Technology
-
White Papers
Multicast and Quality of Service Provisioning in Parallel Shared Memory Switches
February 3, 2010, 12:00am PST
Growing demand for differentiated services and the proliferation of Internet multimedia applications requires not only faster switches/routers, but also the inclusion of guaranteed Qualities of...
Provided by Institution of Engineering and Technology
-
White Papers
Modelling and Simulation Techniques for Highly Integrated, Low-Power Wireless Sensor Networks
September 1, 2007, 12:00am PDT
The design of state-of-the-art low-power wireless sensor nodes involves the convergence of many technologies and disciplines. Submicron Complementary Metal Oxide Semiconductor (CMOS) devices,...
Provided by Institution of Engineering and Technology
-
White Papers
Common-Path Optical Coherence Tomography Guided Fibre Probe for Spatially Precise Optical Nerve Stimulation
November 16, 2009, 12:00am PST
Optical nerve stimulation is based on laser power delivery through a fibre-optic probe that provides the essential advantages of noncontact operation, high spatial selectivity and is free of...
Provided by Institution of Engineering and Technology
-
White Papers
Lifetime Improvement in Wireless Sensor Networks Via Collaborative Beamforming and Cooperative Transmission
December 14, 2007, 12:00am PST
Collaborative Beamforming (CB) and Cooperative Transmission (CT) have recently emerged as communication techniques that can make effective use of collaborative/cooperative nodes to create a...
Provided by Institution of Engineering and Technology
-
White Papers
Dynamic Queuing Sharing Mechanism for Per-Flow Quality of Service Control
October 8, 2009, 12:00am PDT
To achieve satisfying user experiences of diverse applications, Quality of Service (QoS) guaranteed mechanisms such as per-flow queuing are required in routers. However, deployment of per-flow...
Provided by Institution of Engineering and Technology
-
White Papers
Reactive and Proactive Routing in Labelled Optical Burst Switching Networks
February 8, 2008, 12:00am PST
Optical burst switching architectures without buffering capabilities are sensitive to burst congestion. The existence of a few highly congested links may seriously aggravate the network...
Provided by Institution of Engineering and Technology
-
White Papers
Coded-Orthogonal Frequency Division Multiplexing in Hybrid Optical Networks
March 3, 2009, 12:00am PST
Future Internet should be able to support a wide range of services containing large amount of multimedia over different network types at a high speed. The future optical networks will therefore be...
Provided by Institution of Engineering and Technology
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