Filtering device for a PMR portable mobile terminal, and mobile terminal
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United States of America Patent
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Apr 10, 2018
Issued Date -
N/A
app pub date -
Dec 15, 2014
filing date -
Jan 9, 2014
priority date (Note) -
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Abstract
A filtering device intended for being connected to a portable mobile terminal compatible with a PMR network having a wide range of receiving frequencies Bi, includes a fastening system for fastening to the mobile terminal, a first radio-frequency connector intended for engaging with a radio-frequency connector of the mobile terminal, a first channel including a first filter for filtering a first receiving useful band Bui included within the band Bi, and a second radio-frequency connector intended for engaging with a removable RF antenna to transmit or receive radio-frequency signals.
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