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November 21, 2013
DOCOMO Develops LTE-compatible Multi-Band Indoor Base Station & Antenna
TOKYO, JAPAN, November 21, 2013 --- 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 Mbps
12, 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 environments.
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 Mbps13 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.
About NTT DOCOMO
NTT DOCOMO provides innovative, convenient and secure mobile services that enable smarter living for each customer. The company serves over 61 million mobile 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 https://www.docomo.ne.jp/english/ for more information.
