Base station for communicating using a selected code over a common packet channel
First Claim
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1. A base station comprising:
- a receiver configured to receive a selected preamble out of a set of preambles in a slot out of a plurality of slots divided by time of a common packet channel, the common packet channel using a predetermined set of codes; and
a transmitter configured to transmit a combined collision signal and channel indicator, the channel indicator indicating a selected code out of the predetermined set of codes, the channel indicator being associated with the selected preamble, the combined collision signal and channel indicator distinguishes between codes using an inversion; and
wherein the base station communicates using the selected code.
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Abstract
A base station receives a selected preamble out of a set of preambles in a slot out of a plurality of slots divided by time of a common packet channel. The common packet channel uses a predetermined set of codes. A combined collision signal and channel indicator is transmitted. The channel indicator indicates a selected code out of the predetermined set of codes. The channel indicator is associated with the selected preamble. The combined collision signal and channel indicator distinguishes between codes using an inversion. The base station communicates using the selected code.
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Citations
1 Claim
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1. A base station comprising:
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a receiver configured to receive a selected preamble out of a set of preambles in a slot out of a plurality of slots divided by time of a common packet channel, the common packet channel using a predetermined set of codes; and a transmitter configured to transmit a combined collision signal and channel indicator, the channel indicator indicating a selected code out of the predetermined set of codes, the channel indicator being associated with the selected preamble, the combined collision signal and channel indicator distinguishes between codes using an inversion; and wherein the base station communicates using the selected code.
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Specification