Technical Tours(Nov. 27, Wednesday 16:00-17:30)
the facilities are located within a few minutes’ walking distances in
Course A (60 min): NTT DoCoMo R&D Center:
The NTT DoCoMo is the largest mobile communication provider in Japan. Their
R&D Center is located in YRP with the following exhibition:
hall & Video presentation
Features extensive presentation facilities, incorporating 70-inch projector
and various displays to allow exploration of the past, present, and future
of mobile communication technology, and to illustrate the spirit of innovation
that forms the basis of the DoCoMo R&D programs.
Provides a range of equipment, including a 130-inch
dual-screen display system, for evaluating audio and video performance before
and after encoding and transmission.
anechoic chamber (subject to availability)
stories high and wide enough to accommodate a passenger
Course B (60 min): TAO (Telecommunications Advancement Organization of
TAO launched a project of
Information Communication Technology for ITS in 1999, founded
Yokosuka ITS Research Center in YRP. The following exhibition is
Summary of TAO activities.
Technology to automatically choose an appropriate and
efficient communication networks such as cellular and DSRC (Dedicated
Short-Range Communication) without user's operation.
(B3)Radio on fiber
communication system technology
- Demonstration by R&D prototype system: In-house test system delivers 5.8GHz DSRC signals to the road side radio zone through optical fiber network.
- Dynamic radio zone control
technology R&D system: Dynamic control of radio zones involves adaptive
allocation of radio zones by controlling antenna beams in response to
communications traffic based on road traffic.
- Technology to develop
multi-band antenna which can transmit/receive RF signals through various media
with different frequencies.
- Technology to adaptively
modulate signals for DSRC.
- Technology to demodulate
terrestrial digital broadcast signals with software
Course C (60 min): CRL Yokosuka (Communications Research Laboratory)
CRL is the only national
institute of Japan promoting comprehensive research and
development in the field of Info-Communications based on radio and
photonic research. CRL Yokosuka is
mainly carrying out the research of wireless communications system using high
frequency band. The following exhibitions are available at CRL
(C1) Millimeter-Wave Video
Demonstration of millimeter-wave video transmission system
using MMW self-heterodyne techniques (60 GHz band).
(C2) EMC anechoic
The following equipments for evaluation of EMC test are
- G-TEM cell
- Reverberation chamber
(C3) Stratospheric platform system for wireless access
The following prototype antennas are available:
- DBF antennas (TX and RX) on-board stratospheric platform (31/28 GHz band)
- Multi-horn antenna with mechanical drive on-board stratospheric platform (47/48 GHz band)
- DBF antenna (RX) with 64 elements (21 GHz band)