DOCOMO Develops LTE-compatible Multi-Band Indoor Base Station &

DOCOMO Develops LTE-compatible Multi-Band Indoor Base Station & Antenna 
Tokyo, Nov 21, 2013 - (JCN Newswire) -  NTT DOCOMO, INC., a personalized mobile
solutions provider for smarter living, announced today that it has developed an
indoor multi-band base station and antenna that are newly compatible with the
1.5 and 1.7 GHz frequency bands for extra-high-speed LTE network service
offering a maximum downlink of 150 Mbpsnotice1notice2, in addition to the
conventionally supported 2 GHz band. Installations of the new base station and
antenna for commercial service are beginning today. 
The new multi-band base station fits into limited spaces in indoor locations
and the new multi-band antenna, which is about the same size as the current
single-band antenna, can replace existing antennas using the same space. Thanks
to both developments, users can experience enhanced network quality in indoor
The new base station and antenna are compatible with LTE Advanced carrier
aggregation technology, as well as W-CDMA and LTE, so they will be able to
offer a maximum downlink of 225 Mbpsnotice1notice3 when DOCOMO launches its LTE
Advanced service by the fiscal year ending March 31, 2016. 
Going forward, DOCOMO is determined to continue developing increasingly higher
quality network services for users. 
(1) Transmission speeds are theoretical maximums and services are provided on
a best-effort basis. Speeds may vary depending on network traffic or
transmission environments.
(2) Currently available in parts of Tokyo, Kanagawa, Aichi, Osaka, Kyoto and
Hyogo prefectures.
(3) Additional equipment will be necessary to offer LTE Advanced services. 
NTT DOCOMO is a world-leading mobile operator and growing provider of
comprehensive services centered on mobility. The company serves over 60 million
customers in Japan via advanced wireless networks, including a nationwide 3G
network and one of the world's first commercial LTE networks. Leveraging
its unique capabilities as a mobile operator, DOCOMO is a leading developer of
cutting-edge technologies for NFC mobile payments, mobile GPS, mobile TV,
intuitive mobile assistance, environmental monitoring, smart grids and much
more. Overseas, the company provides technical and operational expertise to
eight mobile operators and other partner companies. NTT DOCOMO is listed on the
Tokyo (9437), London (NDCM) and New York (DCM) stock exchanges. Please visit for more information. 
Eijun Tanaka or So Hiroki
International PR
Public Relations Department
Tel:  +81-3-5156-1366
Fax: +81-3-5501-3408
Copyright 2013 JCN Newswire. All rights reserved. 
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