Telecommunications – Transmitter and receiver at separate stations – Plural transmitters or receivers
Reexamination Certificate
2006-09-05
2006-09-05
Anderson, Matthew (Department: 2684)
Telecommunications
Transmitter and receiver at separate stations
Plural transmitters or receivers
C455S442000, C455S441000, C455S069000
Reexamination Certificate
active
07103376
ABSTRACT:
When performing base station selection type transmission power control, transmission of the dedicated physical control channel signal by non-transmitting base stations is halted while minimizing the impact on uplink transmission power control. This decreases downlink interference and increases downlink channel capacity. At a base station, reception quality measuring unit506compares the measured uplink reception quality with a target quality, forms a TPC signal on the basis of the results of this comparison, and communicates the contents of this TPC signal to transmission power controller507. When the base station in question is a non-transmitting base station, transmission power controller507transmits the dedicated physical control channel signal only if the contents of the communicated TPC signal instruct a decrease, and otherwise halts transmission of the dedicated physical control channel signal.
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Hamabe Kojiro
Takano Nahoko
Anderson Matthew
NEC Corporation
Sughrue & Mion, PLLC
Trinh Tan
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