Read about R&D activities at NTT Laboratories by clicking on the following links to this year's R&D Annual Report.
![]()
Technologies for advancing and supporting the sharing of content, including broadcasts, advertisements, music and games, over networks.
•Dig-A-Map: Web Search that Projects Documents onto Time and Space
![]()
Technologies for achieving common functions essential to content sharing business and electronic commerce such as copyright management, electronic settlement, and information delivery.
•Sheepdog: Distributed Storage System for Virtual Machines
•Intelligent Cryptosystems
•Thin Client Technology for Smartphone
![]()
Technologies for establishing a base network infrastructure including optical networks, wireless and satellite, all of which are essential to guaranteed bandwidth and broadband telecommunication.
•End-user QoE Monitoring Agent for IPTV Services
•Standardization of the Vision and Design Goals of Future Networks
•Virtual Network Architecture Over IP-optical Network
•Transport Network Technology
•Drop Optical Fiber with Cicada Resistance
•Higher-voltage DC Power-supply System
•World′s First 1-Gbit/s Multi-user MIMO Transmission
•Spectrally Efficient Elastic Optical Path Network (SLICE)
•10 G-EPON OLT and ONU LSIs
![]()
Terminal technologies for ubiquitous services and software technologies related to solution businesses.
•A Rich Communication Environment Using Home Electronics
•Techniques for PWR (Personal Wireless Router)
![]()
Technologies in fields such as optical devices, material science, and information science, at the true cutting-edge of a new era.
•Zoom Microphone for Picking Up Distant Sounds
•Industrial-use Fuel-cell System for Reducing CO2 Emission
•Compact and Functional Photonic Device Integration based on Silicon Photonics
•Ultrahigh-speed DAC for Optical Communications Systems
•Photonic Crystal Laser with Ultra-low Power-energy Cost
•Fast, Compact Random Number Generator Using Semiconductor Lasers
•Human Activity Recognition with Wrist-worn Sensor Device
•Atto-joule All-optical Switch ~Putting a Photonic Network into a Chip
•New Digital Processing Scheme Using Micromachine Technology
Introduces efforts at NTT Laboratories to stimulate research activities and disseminate R&D results and associated statistical data.
Download the 2011 Annual Report in its entirety or by category in PDF file format using the following links.
To view PDF files, you will require Adobe Acrobat Reader version 8.0 or later.
If you don't have it, please click the following button to download.

BLOGRANGER, UEMCLIP and RedTacton are registered trademarks of Nippon Telegraph and Telephone Corporation.
Blogoubo is applying for a trademark registration of NTT IT Corporation.
All other company's name and trademarks are the property of their respective owners.
