Radiotelephones and operating methods that use a single radio frequency chain and a single baseband processor for space-based and terrestrial communications
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United States of America Patent
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Oct 13, 2009
Grant Date -
Nov 3, 2005
app pub date -
Jun 1, 2005
filing date -
Sep 14, 2001
priority date (Note) -
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Abstract
A radiotelephone includes a single radio frequency chain and a single baseband processor that is connected thereto. The single radio frequency chain and the single baseband processor are configured to communicate with a space-based system using frequencies of a satellite band and an air interface, and to communicate with a terrestrial wireless network using frequencies of the satellite band and substantially the air interface.
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