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4. Stability of Nonlinear Switched and Impulsive Systems
In this chapter, we shall study the stability of nonlinear switched and impulsive systems of the form...
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6 Beamforming Combined with Multi-channel Acoustic Echo Cancellation
For audio signal acquisition, beamforming microphone arrays can be efficiently used for enhancing a desired signal while suppressing...
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4 Optimum Beamforming for Wideband Non-stationary Signals
Array processing techniques strive for extraction of maximum information from a propagating wave field using groups of sensors, which are located at...
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1. Examples and Modelling of Switched and Impulsive Systems
When you begin to read this book, you may ask: “what is a switched and impulsive system?” This is a question that may be best answered through...
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B Experimental Setups and Acoustic Environments
In this chapter, the experimental setup and the acoustic environments are described, which are used in this work for illustrating the properties of...
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9. Switched Scalable Video Coding Systems
Scalable video coding means that a video sequence is only encoded once and the coded bitstream has the capability of sending any sub-bitstream...
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Homogeneous Semantics Preserving Deployments of Heterogeneous Networks of Embedded Systems
Tagged systems provide a denotational semantics for embedded systems. A heterogeneous network of embedded systems can be modeled mathematically by a...
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Distributed Kalman Filtering and Sensor Fusion in Sensor Networks
The problem of distributed Kalman filtering (DKF) for sensor networks is one of the most fundamental distributed estimation problems for scalable...
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Applications of Connectivity Graph Processes in Networked Sensing and Control
This paper concerns the problem of controlling mobile nodes in a network in such a way that the resulting graph-encoding of the inter-node...
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Delay-Reliability Tradeoffs in Wireless Networked Control Systems
Networked control systems (NCS) require the data to be communicated timely and reliably. However, random transmission errors incurred by wireless...
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Plenary Talk: The Role of Information Theory in Communication Constrained Control Systems
Communication is an important component of distributed, networked, and cooperative control systems. In most current systems the communication aspects...
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Simulation of Large-Scale Networked Control Systems Using GTSNetS
This paper presents a simulation framework for distributed control using wireless sensor networks. The proposed framework is an extension of the...
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Belief Consensus and Distributed Hypothesis Testing in Sensor Networks
In this paper, we address distributed hypothesis testing (DHT) in sensor networks and Bayesian networks using the average-consensus algorithm of...
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Plenary Talk Network-Embedded Sensing and Control: Applications and Application Requirements
The first part of my talk will cover some recent commercially successful applications of networked and embedded sensing and control solutions. These...
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Plenary Talk: Delays in Control over Communication Networks: Characterization, Impact, and Reduction Strategies
The most notable trend in manufacturing over the past five years is probably the move towards networks at all levels of industrial systems. At lower...
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Disturbance Attenuation Bounds in the Presence of a Remote Preview
We study the fundamental limits of disturbance attenuation of a networked control scheme, where a remote preview of the disturbance is available. The...
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5 A Practical Audio Acquisition System Using a Robust GSC (RGSC)
In the preceding chapter, we have seen that data-dependent beamformers can be efficiently realized in GSC structures. However, GSCs, or more general...
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3 Optimum Linear Filtering
In this chapter, we introduce the concept of optimum linear filtering for multiple-input multiple-output (MIMO) digital systems for solving...
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2. Analysis of Switched and Impulsive Systems
The analysis will focus on the case where the switchings are governed by a finite state machine. This is because the common Lyapunov function method...
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8 Summary and Conclusions
Convenient human/machine interaction requires acoustic front-ends which allow seamless and hands-free audio communication. For suppressing...