RANK AND PMI IN DOWNLOAD CONTROL SIGNALING FOR UPLINK SINGLE-USER MIMO (UL SU-MIMO)
First Claim
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1. A method of operating a user equipment device, comprising:
- extracting at least one rank indicator (RI) from an uplink grant;
adapting a transmission rank in response to said RI; and
configuring at least two transmit antennas to transmit according to said transmission rank.
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Abstract
A method of operating a user equipment device includes extracting at least one rank indicator (RI) from an uplink grant, and adapting a transmission rank in response to said RI. At least two transmit antennas are configured to transmit according to said transmission rank.
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Citations
20 Claims
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1. A method of operating a user equipment device, comprising:
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extracting at least one rank indicator (RI) from an uplink grant; adapting a transmission rank in response to said RI; and configuring at least two transmit antennas to transmit according to said transmission rank. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of operating a base station having at least two receive antennas, comprising:
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receiving a reference signal; generating at least one rank indicator (RI) in response to said receiving; and transmitting an uplink grant including said RI. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification