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Article | REF: TE7368 V1

Cellular networks - UMTS system

Author: Jean CELLMER

Publication date: May 10, 2002

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12. TDD mode

TDD is much less developed than FDD. Being a variant intended for microcellular portions of the 12.2 network, it is not considered a priority by operators and infrastructure manufacturers. The standard itself is still subject to certain evolutions in versions 4 and 5, version 99 having only laid the foundations for the version closest to FDD mode, TDD mode at 3.84 Mc/s.

12.1 Features

The TDD system is by definition implemented in an unpaired frequency band, with both transmission...

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