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UE Wake-up Ahead of Paging Occasions to Retrieve Paging Configuration Information when in (Long) DRX

  • US 20150173039A1
  • Filed: 04/05/2012
  • Published: 06/18/2015
  • Est. Priority Date: 04/05/2012
  • Status: Active Grant
First Claim
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1. A method for transmission of paging information from a mobile network to a terminal device, the method comprising:

  • according to a discontinuous reception cycle, the terminal device entering a sleep mode in which the terminal device is not monitoring a downlink control channel transmitted by the mobile network;

    the terminal device determining an advance wakeup time for leaving the sleep mode, said advance wakeup time being advanced by an advancement time interval with respect to a start of an active time of the discontinuous reception cycle;

    at the determined advance wakeup time, the terminal device leaving the sleep mode and starting monitoring the downlink control channel with respect to paging configuration information from the mobile network, the paging configuration information defining a paging occasion for the transmission of the paging information; and

    on the basis of the paging configuration information, the terminal device monitoring the paging occasion to receive the paging information from the mobile network.

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