Enhancement of Download Multi-User Multiple-Input Multiple-Output Wireless Communications
First Claim
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1. A method implemented in a user equipment configured to be used in a multi-user (MU) multiple-input multiple-output (MIMO) wireless communications system, the method comprising:
- transmitting to a base station a first channel state information (CSI) report determined according to a single-user (SU) MIMO rule; and
transmitting to the base station a second CSI report determined according to an MU-MIMO rule.
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Abstract
A method implemented in a user equipment configured to be used in a multi-user (MU) multiple-input multiple-output (MIMO) wireless communications system is disclosed. The method includes transmitting to a base station a first channel state information (CSI) report determined according to a single-user (SU) MIMO rule, and transmitting to the base station a second CSI report determined according to an MU-MIMO rule. Other methods, apparatuses, and systems also are disclosed.
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Citations
17 Claims
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1. A method implemented in a user equipment configured to be used in a multi-user (MU) multiple-input multiple-output (MIMO) wireless communications system, the method comprising:
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transmitting to a base station a first channel state information (CSI) report determined according to a single-user (SU) MIMO rule; and transmitting to the base station a second CSI report determined according to an MU-MIMO rule. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A method implemented in a base station configured to be used in a multi-user (MU) multiple-input multiple-output (MIMO) wireless communications system, the method comprising:
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receiving from a user equipment a first channel state information (CSI) report determined according to a single-user (SU) MIMO rule; and receiving from the user equipment a second CSI report determined according to an MU-MIMO rule.
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17. A multi-user (MU) multiple-input multiple-output (MIMO) wireless communications system comprising:
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a base station; and a user equipment, wherein the user equipment transmits to the base station a first channel state information (CSI) report determined according to a single-user (SU) MIMO rule, and a second CSI report determined according to an MU-MIMO rule.
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Specification