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Article: NTT DoCoMo Achieves World's First 5Gbps Packet Transmission in 4G Field Experiment.
- Article from:
- JCN Newswires
- Article date:
- February 12, 2007
CopyrightCOPYRIGHT 2007 Japan Corporate News Network K.K. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Tokyo, Japan, Feb 9, 2007 - (JCN Newswire) - NTT DoCoMo, Inc. announced today that it achieved a maximum packet transmission rate of approximately 5Gbps in the downlink using 100MHz frequency bandwidth to a mobile station moving at 10km/h. The field experiment of fourth-generation (4G) radio access took place in Yokosuka, Kanagawa Prefecture on December 25, 2006.
After having achieved a maximum speed of 2.5Gbps on December 14, 2005, DoCoMo doubled the speed in the more recent test by increasing the number of MIMO* transmitting and receiving antennas from six to 12 each, and by using proprietary received signal processing technology.
As compared with the ...