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Method for transmission time interval bundling in the uplink

  • US 9,172,509 B2
  • Filed: 04/10/2009
  • Issued: 10/27/2015
  • Est. Priority Date: 04/11/2008
  • Status: Active Grant
First Claim
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1. A method for supporting uplink Transmission Time Interval (TTI) bundling, the method comprising:

  • receiving, via a physical downlink control channel (PDCCH) or a medium access control (MAC) control element (CE), a TTI bundling message that enables a wireless transmit/receive unit (WTRU) to support uplink TTI bundling, the TTI bundling message including a TTI bundling active/de-active field and a TTI bundling configuration;

    determining a state of a hybrid acknowledgement repeat request (HARQ) process;

    determining an uplink TTI bundling procedure using the TTI bundling message and the HARQ process state; and

    sending a transmission via a physical uplink shared channel (PUSCH) using the determined TTI bundling procedure.

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