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USER TERMINAL, RADIO BASE STATION AND ADAPTIVE MODULATION AND CODING METHOD

  • US 20150365181A1
  • Filed: 01/20/2014
  • Published: 12/17/2015
  • Est. Priority Date: 01/29/2013
  • Status: Active Grant
First Claim
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1. A user terminal that receives a downlink shared channel from a radio base station, comprising:

  • a measurement section that measures channel quality based on a reference signal from the radio base station;

    an acquisition section that acquires a channel quality indicator to indicate a modulation scheme and a coding rate that are applicable to the downlink shared channel in the channel quality, from a table, in which channel quality indicators, modulation schemes and coding rates are associated with each other; and

    a transmitting section that transmits the channel quality indicator to the radio base station,wherein the modulation schemes include a modulation scheme of a higher order than 64 QAM (Quadrature Amplitude Modulation).

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