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Radio communication system, base station apparatus, terminal apparatus, and radio communication method in radio communication system

  • US 9,467,902 B2
  • Filed: 03/29/2012
  • Issued: 10/11/2016
  • Est. Priority Date: 10/02/2009
  • Status: Active Grant
First Claim
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1. A radio communication system, comprising:

  • a base station apparatus; and

    a terminal apparatus, whereinradio communication is performed between the base station apparatus and terminal apparatus,the terminal apparatus includes;

    a required time notification signal generation unit configured to generate a required time notification signal indicating a required time to allow the terminal apparatus to process a change of a radio transmission bandwidth or a radio reception bandwidth; and

    a transmission unit configured to transmit the required time notification signal to the base station apparatus,the base station apparatus includes a reception unit configured to receive the required time notification signal, andthe required time is a time after the transmission unit is configured to transmit the required time notification signal until the terminal apparatus is configured to receive a control signal transmitted from the base station apparatus.

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