issue 2 publication date 2011-09-20

• Watermarking Scheme Based on Multiple Chaotic Maps
• A Recursive Approximation Approach of non-iid Lognormal Random Variables Summation in Cellular Systems
• A Hidden Node Aware Network Allocation Vector Management System for Multi-hop Wireless Ad hoc Networks
• Add-Drop and Channel-Drop Optical Filters Based on Photonic Crystal Ring Resonators
• A Novel Small E–Ring Shaped Monopole Antenna with Dual Band-Notch Function for UWB Wireless Communications
• Users as the Biggest Threats to Security of Health Information Systems
• A Block-Grouping Method for Image Denoising by Block Matching and 3-D Transform Filtering