DTX detection when ACK/NACK is transmitted with scheduling request

  • US 8,121,082 B2
  • Filed: 02/03/2009
  • Issued: 02/21/2012
  • Est. Priority Date: 02/05/2008
  • Status: Active Grant
First Claim
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1. A method comprising:

  • generating a message comprising a first indication of a scheduling request,determining whether a second indication is to be transmitted in a sub-frame with the first indication, where the second indication indicates that a downlink resource allocation grant has succeeded and that each of at least one corresponding codeword has been detected correctly;

    in response to a determination that the second indication is not to be included, the message is configured in a first configuration, andin response to a determination that the second indication is to be included, the message further comprises the second indication and the message is configured in a second configuration,where the first configuration is distinct from the second configuration; and

    sending the message, via a wireless transmitter, in the sub-frame,the method further comprising;

    determining whether a third indication is to be transmitted in a sub-frame with an indication of a scheduling request, where the third indication indicates that a downlink resource allocation grant has succeeded and that each of the at least one corresponding codeword has not been detected correctly; and

    in response to a determination that the third indication is to be included, the message further comprises the third indication and the message is configured in a third configuration.

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