Multi-hypothesis channel quality indicator feedback
AssigneeQUALCOMM Incorporated
InventorsStefan Geirhofer, Peter Gaal, Tingfang Ji, Alan Barbieri
Life of this patent
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Abstract
A method for providing multi-hypothesis channel quality indicator (MH-CQI) feedback is described. Hypotheses corresponding to rank indicator (RI) and precoding matrix indicator (PMI) assumptions associated with a dominant interferer are selected. Multi-hypothesis channel quality indicator (MH-CQI) values based on the selected hypotheses are generated. The multi-hypothesis channel quality indicator (MH-CQI) values are encoded. The multi-hypothesis channel quality indicator (MH-CQI) values are sent as feedback.
Claims56
A method for providing multi-hypothesis channel quality indicator feedback, comprising:
- selecting hypotheses corresponding to rank indicator and precoding matrix indicator assumptions associated with a dominant interferer;
- generating multi-hypothesis channel quality indicator values based on the selected hypotheses;
- encoding the multi-hypothesis channel quality indicator values;
- and
- sending the multi-hypothesis channel quality indicator values as feedback.
A method for receiving multi-hypothesis channel quality indicator feedback, comprising:
- receiving multi-hypothesis channel quality indicator values;
- and
- using the multi-hypothesis channel quality indicator values for improved scheduling.
An apparatus for providing multi-hypothesis channel quality indicator feedback, comprising:
- a processor;
- memory in electronic communication with the processor;
- and
- instructions stored in the memory, the instructions being executable by the processor to:
- select hypotheses corresponding to rank indicator and precoding matrix indicator assumptions associated with a dominant interferer;
- generate multi-hypothesis channel quality indicator values based on the selected hypotheses;
- encode the multi-hypothesis channel quality indicator values;
- and
- send the multi-hypothesis channel quality indicator values as feedback.
An apparatus for receiving multi-hypothesis channel quality indicator feedback, comprising:
- a processor;
- memory in electronic communication with the processor;
- and
- instructions stored in the memory, the instructions being executable by the processor to:
- receive multi-hypothesis channel quality indicator values;
- and
- use the multi-hypothesis channel quality indicator values for improved scheduling.
A wireless device comprising:
- means for selecting hypotheses corresponding to rank indicator and precoding matrix indicator assumptions associated with a dominant interferer;
- means for generating multi-hypothesis channel quality indicator values based on the selected hypotheses;
- means for encoding the multi-hypothesis channel quality indicator values;
- and
- means for sending the multi-hypothesis channel quality indicator values as feedback.
A wireless device comprising:
- means for receiving multi-hypothesis channel quality indicator values;
- and
- means for using the multi-hypothesis channel quality indicator values for improved scheduling.
A computer-program product for providing multi-hypothesis channel quality indicator feedback, the computer-program product comprising a non-transitory computer-readable medium having instructions thereon, the instructions comprising:
- code for causing a wireless communication device to select hypotheses corresponding to rank indicator and precoding matrix indicator assumptions associated with a dominant interferer;
- code for causing the wireless communication device to generate multi-hypothesis channel quality indicator values based on the selected hypotheses;
- code for causing the wireless communication device to encode the multi-hypothesis channel quality indicator values;
- and
- code for causing the wireless communication device to send the multi-hypothesis channel quality indicator values as feedback.
A computer-program product for receiving multi-hypothesis channel quality indicator feedback, the computer-program product comprising a non-transitory computer-readable medium having instructions thereon, the instructions comprising:
- code for causing a base station to receive multi-hypothesis channel quality indicator values;
- and
- code for causing the base station to use the multi-hypothesis channel quality indicator values for improved scheduling.
Dependencies are inferred from the claim text.