Description

1614-EX-ST-2017 Text Documents

Microsoft Corporation

2017-11-06ELS_200842

                                                                                    Microsoft Corporation
                                                                                         1614‐EX‐ST‐2017

                                                   EXHIBIT



        Microsoft hereby requests Special Temporary Authority to support its efforts to restore
communications capability in areas of Puerto Rico and the United States Virgin Islands affected by
hurricanes Irma and Maria. This amendment adds the United States Virgin Islands as an additional area
of operation, and requests authorization to operate white‐space devices by manually determining and
selecting a permissible channel of operation using a certified white‐space database not less than once
every 24 hours, rather than doing so by accessing a white‐space database over the Internet to
determine available channels when the over‐the‐Internet method is not possible.

          TV white spaces is an ideal technology for connecting communities in Puerto Rico that currently
lack sufficient communications capabilities in the wake of these natural disasters. Microsoft's intention
is to operate TV white space radios on channels authorized for use across Puerto Rico supporting the
recovery efforts of Net Hope, Claro, and others. In these same areas, many broadcast television
operators are currently off the air due to the effects of these storms, but channel availability and power
limits remain restricted for white‐spaces operations on or adjacent to these channels. Microsoft seeks
authorization, when permitted by the applicable broadcast licensee, to operate on these temporarily
unused channels, or operate on adjacent channels subject to greater power limits and other rules that
would apply if the first‐adjacent channel were not occupied by a broadcast licensee. Microsoft would
only operate on these channels or at these elevated power levels with the affirmative consent of the
relevant broadcasters, in coordination with each potentially affected broadcaster, and will return to
ordinary operations under the Commission's rules when informed that the broadcaster has resumed
operations.



Antenna Information

                                        Adaptrum Log Periodic        Adaptrum FP‐1P (Full Panel)
 Polarization                           Vertical                     Vertical
 Gain                                   11dBi                        11±1dBi
 Half‐Power Beam Width (E Plane)        50 degrees                   30±6 degrees
 Half‐Power Beam Width (H Plane)        65 degrees                   90±8 degrees



Document Created: 2018-12-19 01:51:02
Document Modified: 2018-12-19 01:51:02

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