Receiving unit driving control method, receiving device and electronic apparatus

  • US 9,627,752 B2
  • Filed: 04/24/2013
  • Issued: 04/18/2017
  • Est. Priority Date: 04/25/2012
  • Status: Active Grant
First Claim
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1. A receiving unit driving control method comprising:

  • operating the receiving unit in a first driving control mode of intermittently driving the receiving unit, which receives a satellite signal from a positioning satellite, in accordance with a first intermittent driving pattern having a first driving period of a predetermined unit time, wherein in the first driving control mode, a RF receiving circuit and a baseband processing circuit of the receiving unit are turned on and off together at the same time according to the first intermittent driving pattern, and the RF receiving circuit remains turned on while the baseband processing circuit is turned on; and

    operating the receiving unit in a multistage driving control mode of intermittently driving the receiving unit with a multistage intermittent driving pattern, wherein in the multistage driving control mode, the baseband processing circuit is turned on and off in accordance with the first intermittent driving pattern, and while the baseband processing circuit is turned on for at least the predetermined unit time, the RF receiving circuit is turned on and off according to a second intermittent driving pattern having a second driving period that is shorter than the predetermined unit time of the first driving period.

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