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Handheld device and power saving control method thereof

  • US 9,226,230 B2
  • Filed: 02/22/2013
  • Issued: 12/29/2015
  • Est. Priority Date: 02/23/2012
  • Status: Active Grant
First Claim
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1. A handheld device comprising:

  • a transceiver; and

    a processor, electrically connected to the transceiver, being configured to determine whether the handheld device works in an idle mode, automatically change a sync option from a push mail option to a smart sync option when the processor determines that the handheld device works in the idle mode, and perform the following operations of the smart sync option;

    execute a sync procedure every a sync period to enable the transceiver to establish an internet connection with a mail server to receive a mail data;

    continuously determine whether the handheld device still works in idle mode every time the sync procedure is executed; and

    automatically adjust the sync period by extending the sync period after the sync procedure is executed as long as the processor determines that the handheld device still works in the idle mode;

    wherein the handheld device working in the idle mode indicates that the handheld device is not operated by a user for a predetermined period.

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