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Method for transmitting and receiving uplink data in wireless communication system and device for same

  • US 10,462,769 B2
  • Filed: 12/02/2015
  • Issued: 10/29/2019
  • Est. Priority Date: 07/02/2015
  • Status: Active Grant
First Claim
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1. A method of transmitting and receiving, by a user equipment, uplink (UL) data in a wireless communication system, the method comprising:

  • receiving a first UL grant from an eNodeB;

    transmitting first UL data to the eNodeB based on the first uplink grant;

    receiving an HARQ response of the first uplink data from the eNodeB;

    transmitting second uplink data to the eNodeB using retransmission resources allocated for retransmission of the first uplink data; and

    transmitting control information indicating whether the second uplink data is retransmission data of the first uplink data or new data generated due to a specific event to the eNodeB through physical uplink control channel (PUCCH) resources;

    receiving scheduling request (SR) transmission resources for transmitting SR information from the eNodeB,wherein the control information is transmitted to the eNodeB through the SR transmission resources.

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