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System and method for detection of an accessory device connection status

  • US 6,665,803 B2
  • Filed: 11/04/2002
  • Issued: 12/16/2003
  • Est. Priority Date: 04/23/1999
  • Status: Expired due to Term
First Claim
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1. A method for operating a portable computing device, the method comprising:

  • coupling a signal line accessible through an outlet of the portable computing device to a communication device;

    detecting a signal on the signal line to determine whether the communication device is actively connected to a portable computing device; and

    suspending execution of a programmed event that was to occur at a subsequent moment in time in order to reduce power consumption of the portable computing device.

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