To view PDF files

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.

September 2011 Vol. 9 No. 9


Feature Articles: ICT Design Center: Design and Assessment Work

  • Mission of the ICT Design Center
  • Web Accessibility Evaluation Technology
  • ICT Service Design for Senior Citizens Based on Aging Characteristics
  • Design Guidelines for Installation Manuals for Novices
  • Efforts to Minimize Human Errors in Network Maintenance

Feature Articles: Quantum Cryptography

  • Quantum Key Distribution Technology
  • Theory of the Security of Quantum Key Distribution
  • Differential Phase Shift Quantum Key Distribution (DPS-QKD) Experiments
  • Superconducting Single-photon Detectors
  • Quantum Communication Using Entangled Photon Pairs––Toward Quantum Repeaters

Global Standardization Activities

  • Activities and Status of Focus Group on Smart Grid in ITU-T

NTT around the World


External Awards/Papers Published in Technical Journals and Conference Proceedings