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Mobile electronic device, cradle, method for operating a mobile electronic device, and communication system

  • US 8,600,439 B2
  • Filed: 10/28/2010
  • Issued: 12/03/2013
  • Est. Priority Date: 10/28/2009
  • Status: Expired due to Fees
First Claim
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1. A mobile electronic device comprising:

  • a first communication module operable to communicate with a base station only when not being supplied with power from an external power source;

    a second communication module operable to wirelessly communicate with a power-line carrier communication network only when being supplied with power from the external power source, wherein the first communication module ceases communicating with the base station when power is supplied from the external power source;

    a battery;

    a charging circuit operable to supply power from the external power source to the battery and to the second communication module; and

    a control module operable to control charging of the battery from the external power source and control supply of power to the second communication module.

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