Method and system for dynamic ACK/NACK repetition for robust downlink MAC PDU transmission in LTE
First Claim
Patent Images
1. A method performed by a user equipment to provide acknowledgement (ACK) or negative acknowledgement (NACK) feedback regarding a downlink transmission, the method comprising:
- upon receipt of a downlink transmission;
transmitting, by the user equipment, a first ACK/NACK feedback response in a first subframe using a first uplink transmission resource, andtransmitting, by the user equipment, a plurality of additional ACK/NACK feedback responses, each of the plurality of additional ACK/NACK feedback responses being transmitted in a respective subframe using a second uplink transmission resource that is different from the first uplink transmission resource.
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Abstract
A method and apparatus for dynamic acknowledgement repetition for a downlink medium access control packet data unit transmission ‘MAC PDU’ requiring multiple acknowledgements, the method having the steps of: receiving the downlink MAC PDU requiring multiple acknowledgements; and utilizing a differentiating factor and acknowledgement scheme, sending the multiple acknowledgements.
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Citations
15 Claims
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1. A method performed by a user equipment to provide acknowledgement (ACK) or negative acknowledgement (NACK) feedback regarding a downlink transmission, the method comprising:
upon receipt of a downlink transmission; transmitting, by the user equipment, a first ACK/NACK feedback response in a first subframe using a first uplink transmission resource, and transmitting, by the user equipment, a plurality of additional ACK/NACK feedback responses, each of the plurality of additional ACK/NACK feedback responses being transmitted in a respective subframe using a second uplink transmission resource that is different from the first uplink transmission resource. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A user equipment comprising:
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a receiver configured to receive a downlink transmission and a transmitter configured to provide acknowledgement (ACK) or negative acknowledgement (NACK) feedback upon receipt of the downlink transmission by transmitting a first ACK/NACK feedback response in a first subframe of a first uplink transmission resource, and transmitting a plurality of additional ACK/NACK feedback responses, each of the plurality of additional ACK responses being transmitted in respective subframes of a second uplink transmission resource that is different from the first uplink transmission resource. - View Dependent Claims (10, 11, 12, 13)
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14. A method performed by a user equipment for providing acknowledgement (ACK) or a negative acknowledgement (NACK) feedback, the method comprising:
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transmitting, by a transmitter of the user equipment, a first ACK/NACK response corresponding to a downlink transmission, the first ACK/NACK response transmitted in a first subframe using a first uplink transmission resource; and repeating transmission, by the transmitter of the user equipment, of additional ACK/NACK responses corresponding to the downlink transmission, each of the plurality of additional ACK/NACK responses being transmitted in a respective subframe using a second uplink transmission resource that is different from the first uplink transmission resource.
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15. A user equipment for providing acknowledgement (ACK) or a negative acknowledgement (NACK) feedback, the user equipment comprising:
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a receiver configured to receive a downlink transmission; and a transmitter configured to transmit a first ACK/NACK response corresponding to a downlink transmission, the first ACK/NACK response transmitted in a first subframe using a first uplink transmission resource, and repeat transmission of additional ACK/NACK responses corresponding to the downlink transmission, each of the plurality of additional ACK/NACK responses being transmitted in a respective subframe using a second uplink transmission resource that is different from the first uplink transmission resource.
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Specification