COEXISTENCE OF LTE OPERATED IN UNLICESNSED BAND
2 Assignments
0 Petitions
Accused Products
Abstract
A cellular access node collects information about at least interference in a plurality of channels in unlicensed spectrum, and uses that collected information to update an allocation of the channels among at least two different access points APs. In one embodiment the information is collected from measurement reports received from each AP which indicates whether the various respective channels are available or reserved. Additional measurement reports may be collected from user equipments operating under the APs. In various embodiments the information can include channel recommendations, estimated capacity for the channels, and/or a traffic model for the channels. With this collected information the cellular access node can balance traffic among the APs by its channel allocation decisions. The non-limiting examples assume a radio environment where a LTE cellular access node operates a primary component carrier in licensed spectrum and the cooperating APs operate secondary component carriers in unlicensed spectrum.
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Citations
40 Claims
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1-21. -21. (canceled)
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22. A method comprising:
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collecting at a cellular network node information about at least interference in a plurality of channels in unlicensed spectrum; and using the collected information to update an allocation of the channels among at least two different access points. - View Dependent Claims (23, 24, 25, 26, 27)
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28. An apparatus comprising
at least one processor; - and
at least one memory including computer program code; the at least one memory and the computer program code is configured to, with the at least one processor, cause the apparatus to at least; collect information about at least interference in a plurality of channels in unlicensed spectrum; and use the collected information to update an allocation of the channels among at least two different access points. - View Dependent Claims (29, 30, 31, 32, 33, 34)
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35. A computer program product comprising a non-transitory computer-readable medium bearing computer program code embodied therein for use with a computer, the computer program code comprising:
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code for collecting information about at least interference in a plurality of channels in unlicensed spectrum; and code for using the collected information to update an allocation of the channels among at least two different access points. - View Dependent Claims (36, 37, 38, 39, 40)
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Specification