Technical Journal

Technical journals that introduce new technologies, services and R&D activities at NTT DOCOMO and Group companies.


Cover Image

VOL.21 NO.2
Oct. 2019


Intellectual Property Strategy for the Reiwa Era

Technology Reports(Special Articles)

Special Articles on AI Supporting a Prosperous and Diverse Society

  • “Japanese Language Training AI” Supporting Japanese Conversation Training for Foreigners
  • Automatic Domain Prediction in Machine Translation
  • Highly Customizable Chat-oriented Dialogue System
  • Avoiding Tokyo Bay Aqua Line Congestion Using Traffic Congestion Forecasting AI —Prediction Based on Statistical Processing of Mobile Phone Network Operations Data—

Topics(Special Articles)

Special Articles on AI Supporting a Prosperous and Diverse Society

A Food Product Judgment System Supporting Food Diversity —Enabling People Who Have Food and Drink Prohibitions to Select Foods Simply with an App—

Technology Reports

The “Office Link Voice Conferencing Service” —A New Telephone Conferencing System Using the Office Link Platform —


NTT Group Receives the “Derwent Top 100 Global Innovators 2018-19” Award —NTT DOCOMO Activities Contribute to Earning This Award—


You can view the details of the back issues of the "Technical Journal".

  • Vol.21 No.1 Special Article on Smart OPS for Further Efficiency and Advancement of Network Operations
  • Vol.20 No.4 Special Articles on Making Life More Convenient and Seamless-toward Future Lifestyles
  • Vol.20 No.3 Special Articles on New AI Agent
  • Vol.20 No.2 Special Articles on AI Technologies Contributing to Industry and Society
  • Vol.20 No.1 Special Articles on Demonstration of New Technologies for 5G
  • Vol.19 No.4 Improving Customer Satisfaction and Operator Efficiency in Call Centers Using AI —Speech Recognition IVR—
  • Vol.19 No.3 Special Articles on 5G Standardization Trends Toward 2020
  • Vol.19 No.2 eSIM for Consumer Devices toward Expanded eSIM Usage - Secure Installation Conforming to GSMA -
  • Vol.19 No.1 Base-station Equipment and Router-type Mobile Terminal Supporting 4×4 MIMO and 256QAM for 682 Mbps Maximum on Downlink
  • Vol.18 No.4 Application of Biological Gas Analysis toward Self-health Management
  • Vol.18 No.3 Translation Application with a View to 2020: Tegaki Hon'yaku
  • Vol.18 No.2 Special Articles on Introducing the 3.5-GHz Band

  • Get Adobe Acrobat Reader

    In order to view PDF files, you must have the New windowAdobe® Reader® plug-in offered free of charge from Adobe Systems, Inc. When viewing the PDF files with Adobe® Acrobat®, use version 10 or later.

Go to top of the page