Telecommunications – Carrier wave repeater or relay system
Reexamination Certificate
2006-07-04
2006-07-04
Appiah, Charles (Department: 2683)
Telecommunications
Carrier wave repeater or relay system
C455S013300, C455S015000, C455S504000, C455S561000, C455S562100, C370S315000, C342S353000, C342S361000, C375S211000
Reexamination Certificate
active
07072611
ABSTRACT:
A modular cellular wireless communication base station includes a plurality of active radiator modules located at a desired antenna location. Each module includes at least one antenna, a transmitter, and a receiver. A beam forming network controls relative amplitudes and phases of each of the modules. An RF front end transmits over a low power link with the active radiator modules via the beam forming network and receives over the low power link via a low noise amplifier. A delay diversity module provides a transmission CDMA delay diversity.
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Appiah Charles
Celletra Ltd.
Zewdu Meless
LandOfFree
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