Fast macrodiversity switching with timing management in wireless networks
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Accused Products
Abstract
A communication system for communication using wireless signals in a fast macrodiversity switching environment. The wireless signals include downlink signals to and uplink signals from mobile stations where the wireless signals have bursts in time slots. In the communication system, a plurality of transceiver stations have broadcast channels (non-switched) and dedicated channels. (switched) for the wireless signals. A zone manager controls the fast macrodiversity switching of bursts in dedicated channels among transceiver stations. The fast macrodiversity switching causes the bursts to have time shifts that are of a magnitude to cause unwanted burst overlap. A macro-diversity timing control controls the timing of bursts, to reduce burst overlap, in dedicated channels that have been dynamically switched timing problem.
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Citations
72 Claims
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1-49. -49. (canceled)
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50. A communication system, comprising:
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one or more transceiver stations comprising broadcast channels and dedicated channels for wireless signals, wherein the dedicated channels are capable of being switched among transceiver stations independently of said broadcast channels;
a system timing control capable of controlling an initial timing of bursts with initial timing advances that are capable of providing initial guard bands between bursts; and
a zone manager comprising;
a switching processor capable of providing switching information capable of identifying candidates of said one or more transceiver stations available to be used to service dedicated channels for mobile stations;
a switching control capable of dynamic switching among preferred transceiver stations to provide said dedicated channels for said mobile stations, said dynamic switching capable of causing one or more of said bursts to have timing shifts that result in misalignment of said bursts; and
a macrodiversity timing control capable of controlling the timing of said one or more bursts based at least in part upon said dynamic switching to reduce said misalignment of said one or more bursts. - View Dependent Claims (51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69)
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70. An article of manufacture comprising a computer readable medium having instructions stored thereon that, if executed by a computing platform, result in wireless communication by:
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transmitting, from one or more transceiver stations, broadcast channels and dedicated channels for said wireless signals, were the dedicated channels are capable of being switchable independently of said broadcast channels;
controlling timing of bursts with initial timing advances that provide for initial guard bands between said bursts;
providing switching information for identifying candidate transceiver stations to service dedicated channels for said mobile stations;
dynamically switching among said candidate transceiver stations to provide said dedicated channels for said mobile stations, said dynamic switching capable of causing one or more of said bursts to have time shifts; and
controlling the timing of said one or more bursts in response to said dynamic switching to reduce misalignment of said bursts. - View Dependent Claims (71, 72)
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Specification