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Method of controlling power to an auxiliary system comprising a display part and a wireless sending/receiving part connected to a portable computer through a mounting part

  • US 7,231,529 B2
  • Filed: 04/09/2004
  • Issued: 06/12/2007
  • Est. Priority Date: 07/01/2003
  • Status: Active Grant
First Claim
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1. A portable computer system, comprising:

  • an auxiliary system comprisinga display part, anda first wireless sending/receiving part; and

    a main system comprisinga display panel,a data storing part storing data,a second wireless sending/receiving part,a mounting part mounting the auxiliary system thereto,a mounting sensing part sensing whether the auxiliary system is mounted on the mounting part, anda switching part supplying electric power to the auxiliary system when the mounting sensing part senses that the auxiliary system is mounted on the mounting part, whereindata of the main system is supplied to the auxiliary system wirelessly, through the first and second wireless sending/receiving parts, or through the mounting part,when displaying the data of the main system on the display part of the auxiliary system, the main system transmits the data stored in the data storing part to the auxiliary system to process and to display the data of the main system on the display part, andwhen not displaying the data of the main system on the display part, the main system supplies a signal to the switching part to cut-off the electric power to the auxiliary system through the mounting part or the main system supplies the signal to the auxiliary system through the first and second wireless sending/receiving parts to cut-off electric power.

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