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Magnetically attachable accessories for a mobile unit

  • US 7,966,040 B2
  • Filed: 11/08/2007
  • Issued: 06/21/2011
  • Est. Priority Date: 11/08/2007
  • Status: Active Grant
First Claim
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1. A mobile unit, comprising:

  • a housing including a frame configured to mechanically align with an accessory using at least one magnet, when the frame and the accessory are aligned, data signals can be exchanged between the mobile unit and the accessory via a wireless coupling, and power can be exchanged between the mobile unit and the accessory via an inductive coupling;

    a processor disposed within the housing processing the data signals and detecting the power being exchanged between the mobile unit and the accessory; and

    a display disposed within the housing, wherein, when the accessory is coupled to the mobile unit, the processor automatically determines a type of the accessory as a function the amount of the exchange of power, and the accessory covers at least a portion of a viewable surface area of the display, and wherein the viewable surface area is automatically re-sized to be an uncovered area of the display.

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