June 2006 NTT Technical Review


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You need Adobe Reader 7.0 or later in order to read PDF files on this site. If Adobe Reader is not installed on your computer, click the button below and go to the download site.	June 2006 Vol. 4 No. 6 Laboratory Strategies Network Service Systems Laboratories 40 Years after Their Inception R&D Spirits Speech Quality Assessment Technology for the IP Era Special Feature : Direction of Underground Infrastructure Equipment R&D Overview of Infrastructure Equipment R&D Supporting the Next-generation Networks Increasing the Level of Infrastructure Facilities Management Non-destructive Inspection Technology for Concrete Structures Inspection/diagnosis and Repair/renovation Technologies for Conduits Underground Communication Facilities Technologies Enabling Lifecycle Cost Reductions Disaster Prevention and Security Technologies Contributing to Safe and Secure Networks Regular Papers Silica-based Arrayed-waveguide Gratings for the Visible Wavelength Range Global Standardization Activities Standardization Trends of the Next Generation Network in ETSI TISPAN R&D Information Open Source Code Offered for the 128-bit Block Cipher Algorithm Camellia

June 2006 Vol. 4 No. 6