Digital radio satellite and terrestrial ubiquitous broadcasting system using spread spectrum modulation
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United States of America Patent
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Jan 26, 1999
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N/A
app pub date -
Jul 25, 1996
filing date -
Jul 25, 1996
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Abstract
A digital radio broadcasting system using spread spectrum modulation transmitted from both geosynchronous satellites and terrestrial repeater stations provides multi-program audio services to mobile and fixed user receivers over a large geographical area in an ubiquitous manner.
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