Base station for a telecommunication system
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United States of America Patent
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Nov 28, 2006
Grant Date -
May 19, 2005
app pub date -
Jan 31, 2003
filing date -
Jan 31, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention concerns a unit for sending from a base station to terminals in a telecommunications system, said unit comprising at least two sending channels or groups of sending channels adapted to send on a plurality of adjacent carrier frequencies, said channels being able to send in spatial diversity mode so that the same information may be sent by the channels or groups of channels on the same carrier frequency or frequencies. In this unit the channels or groups of channels use at least one common carrier frequency for sending in spatial diversity mode and at least one of the channels or groups of channels comprises at least one different frequency for sending without spatial diversity or with a lower degree of spatial diversity.
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