March 2004 Vol. 2 No. 3

Laboratory Group Strategies

• Broadband and our Network Style

Laboratory Strategies

• Our Vision of Human Interface Research

R&D Spirits

• Empirical Research and Development Using an Ultrahigh-speed Experimental Network

Selected Papers : Development of Terabit Super-network Technologies

• Conceptual Design for a Terabit-class Super-networking Architecture
• IP-in-IPv6 Overlay Networking Technology for a Terabit-class Super-network
• Cut-through Optical Path Control Technology for a Terabit-class Super-network
• Cut-through IP Forwarding Technology for a Terabit-class Super-network

Special Feature : Speech and Audio Signal Processing Technologies

• Speech and Audio Signal Processing for a User-friendly, Comfortable, Convenient Telecommunication Environment
• Scalable Speech Coding Technology for High-Quality Ubiquitous Communications
• Echo Canceller with Noise Reduction Provides Comfortable Hands-free Telecommunication in Noisy Environments
• Cyber Attendant System with Spontaneous Speech Interface
• Text-to-Speech Synthesis Technology Using Corpus-Based Approach

Regular Papers

• Field Test Results for a 250-kW-Class Polymer Electrolyte Fuel Cell Cogeneration System

Global Standardization Activities

• Standardization of Speech Quality Assessment of IP Telephony