Dual DDS data multiplexer
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United States of America Patent
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Sep 16, 1997
Grant Date -
N/A
app pub date -
Mar 20, 1995
filing date -
Mar 20, 1995
priority date (Note) -
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Abstract
A method and apparatus 200 for converting dual 4-wire digital data services (DDS-1 and DDS-2) for transmission over a single twisted pair telephone line 205. The present method includes use of a digital data service remote terminal 219 and a digital data service central office terminal 201. Each terminal converts more than one 4-wire digital data services into a 2B1Q signal for transmission over the single twisted pair telephone line 205. The present method provides an efficient and cost effective technique for increasing 4-wire digital data services to a customer premises without a corresponding increase in the number of telephone lines.
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