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.

December 2012 Vol. 10 No. 12


View from the Top

  • Kaoru Kato, President and Chief Executive Officer, NTT DOCOMO, Inc.

Feature Articles: Platform Technologies for Open Source Cloud Big Data

  • IaaS Platform Using OpenStack and OpenFlow Overlay Technology
  • PaaS Software Based on Cloud Foundry
  • NoSQL Database Characteristics and Benchmark System
  • Efficient Large-scale Data Analysis Using MapReduce
  • Jubatus in Action: Report on Realtime Big Data Analysis by Jubatus

Feature Articles: Optical Semiconductor Technologies for Photonic Networks

  • High-speed Tunable Distributed Amplification Distributed Feedback (TDA-DFB) Lasers
  • Electroabsorption Modulator Integrated Light Sources for Future High-speed Ethernet
  • High-speed Photodetector Technologies
  • InGaAs Metamorphic Laser for Low-power-consumption Operation
  • Current-injection Photonic-crystal Laser

Regular Article

  • Advertising Effectiveness Measurement Using Crowd Measurement and Facial Image Processing Techniques

Global Standardization Activities

Practical Field Information about Telecommunication Technologies

  • Weather-resistance Tests for Recycled Polyethylene

External Awards