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in the position:home>news

date:2013-09-28  view:6679

  october 20, 2010, the wireless communications sector of the international telecommunication union (itu-r) 5th international mobile telecommunications research group working group (wp5d) 9th meeting in chongqing, china which culminated in the 4g option of 6 fusion candidates into 2 programme.
  "4g technology programme of the meeting finalized, td-lte-advanced in china also in the inside, this is an important milestone. "academy of telecommunication research, ministry of industry and information technology and communication standards institute of directors of wireless wan yi exclusive interview with communications networks in the world, said the conference also launched the 5g market analysis," judging from the current situation, growing data businesses generate traffic doubled, 4g is very optimistic about the development of mobile communications in the future. ”
  wan yi, "said chongqing undergoing 8 days and not, as the outside world thinks it is fierce. "in his eyes, saved in the td-lte 2007 td-scdma frame structure and achieved within 3gpp tdd as far-reaching as the fusion and the significance of the meeting.
4g standards finalized in 2012

  "in 2000 after determining 3g international standards, itu has launched the 4g, also known as beyond the name of 3g. "wan yi said.

wan yi motto: td-lte on td-scdma to go further

  in 2003, the itu 4g key performance indicators to be defined, defines the transmission rate of 4g for 1gbit/s. in 2005, the itu to 4g forecasts, expected by 2020 per user per day data traffic for 2g~20g bit, "and that seemed, we estimate about the prospects for 4g some pretty radical. ”
  throughout these preliminary work are prepared after the itu in the year 2007 to 4g/b3g new spectrum resources are assigned, and in 2008 began to call for key technologies. beginning in october 2009, the itu to solicit 6 4g proposal to critically evaluate them one by one.
  in october 2010, the wireless communications sector of the international telecommunication union (itu-r) 5th international mobile telecommunications research group working group (wp5d), 9th meeting was held in chongqing, adopted unanimously by the council considered candidate will receive 6 4g itu standard integration proposals for 2--lte-advanced and wirelessman-advanced (802.16m).
  in accordance with itu standards approval process, this november wp5d escalated to sg5,2011 the results of this meeting in october, 4g standards will form a very detailed text, in november 2011 and escalate to sg5 final 4g standard will be completed in the spring of 2012, all aspects of the approval.
  5g is not a clear definition
  wan yi remarked that "wp5d 9th meeting focused on two things: one is the finalization of technical scheme of 4g, td-lte-advanced in china also in the inside; another is 5g market analysis work has been started.


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