RADIO FREQUENCY FRONT END HAVING SHARED PATH WITH COMMON FILTER
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United States of America
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Issued Date -
Nov 28, 2024
app pub date -
Apr 29, 2024
filing date -
Apr 29, 2024
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Abstract
Radio frequency front end modules are provided. In one aspect, a front end system includes at least one power amplifier configured to amplify a transmit radio frequency signal, at least one low noise amplifier configured to receive a receive radio frequency signal, an output node coupled to an antenna. The front end system further includes at least one switch configured to selectively couple the output node to the at least one power amplifier during a transmit period and to the at least one low noise amplifier during a receive period, at least one transmit filter coupled between the power amplifier and the at least one switch, and at least one receive filter coupled between the low noise amplifier and the at least one switch.
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