RADIO TRANSMISSION DEVICE AND RADIO TRANSMISSION METHOD

  • US 20110286543A1
  • Filed: 08/12/2008
  • Published: 11/24/2011
  • Est. Priority Date: 08/13/2007
  • Status: Active Grant
First Claim
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1. A radio transmitting apparatus comprising:

  • an acknowledgement/negative acknowledgement signal transmission processing section that spreads an acknowledgement/negative acknowledgement signal using an orthogonal sequence;

    a reference signal phase adding section that adds a phase according to part of the orthogonal sequence, to a reference signal of a channel quality indicator multiplexed with the acknowledgement/negative acknowledgement spread using the orthogonal sequence; and

    a transmitting section that transmits a channel quality indicator signal including the reference signal to which the phase is added.

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