This book constitutes the refereed proceedings of the 7th European Conference on Wireless Sensor Networks, EWSN 2010, held in Coimbra, Portugal, in Februar 2010.

Localization, Synchronization and Compression.- Radio Interferometric Angle of Arrival Estimation.- Phoenix: An Epidemic Approach to Time Reconstruction.- Trimming the Tree: Tailoring Adaptive Huffman Coding to Wireless Sensor Networks.- Networking - I.- Querying Dynamic Wireless Sensor Networks with Non-revisiting Random Walks.- TARF: A Trust-Aware Routing Framework for Wireless Sensor Networks.- Low-Overhead Dynamic Multi-channel MAC for Wireless Sensor Networks.- Exploiting Overlapping Channels for Minimum Power Configuration in Real-Time Sensor Networks.- New Directions.- Privacy-Preserving Reconstruction of Multidimensional Data Maps in Vehicular Participatory Sensing.- Gathering Sensor Data in Home Networks with IPFIX.- Sensing for Stride Information of Sprinters.- Programming & Architecture.- Wiselib: A Generic Algorithm Library for Heterogeneous Sensor Networks.- Selective Reprogramming of Mobile Sensor Networks through Social Community Detection.- Improving Sensornet Performance by Separating System Configuration from System Logic.- Virtualising Testbeds to Support Large-Scale Reconfigurable Experimental Facilities.- Link Reliability.- Mitigating the Effects of RF Interference through RSSI-Based Error Recovery.- F-LQE: A Fuzzy Link Quality Estimator for Wireless Sensor Networks.- On the Mechanisms and Effects of Calibrating RSSI Measurements for 802.15.4 Radios.- Making Sensornet MAC Protocols Robust against Interference.- Networking - II.- MaxMAC: A Maximally Traffic-Adaptive MAC Protocol for Wireless Sensor Networks.- Energy-Aware Sparse Approximation Technique (EAST) for Rechargeable Wireless Sensor Networks.- An Adaptive Strategy for Energy-Efficient Data Collection in Sparse Wireless Sensor Networks.