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Use of the unlicensed spectrum in the LTE networks

It is often possible to hear about "unlicensed LTE". It is told about unlicensed spectrum in the LTE networks. In this context different terms are applied LTE-U, LAA-LTE, LWA and others. In article the attempt to systematize the questions connected with use of an unlicensed spectrum for LTE is made: what is the unlicensed spectrum for LTE; its features in Europe and Russia; standardization of the LTE technology with such spectrum; mechanisms of its use in LTE and feature of technical solutions on application of an unlicensed spectrum.

Vasily Skrynnikov
The expert of "Mobile TeleSystems", Department of radio frequency
resource and EMC, Ph.D., senior staff scientist, Russian Academy
of Natural Sciences professor
Keywords:
unlicensed Spectrum, Carrier Aggregation, Wi-Fi, LTE-U (LTE-Unlicen-sed), LAA-LTE (Licensed-Assisted-Access-LTE), LWA (LTE-WLAN), DFS (Dynamic Frequency Selection), LBT (Listen-Before-Talk)
Published: Communication Technologies & Equipment Magazine #1, 2016

Issues List