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Wireless device and wireless system

  • US 10,334,200 B2
  • Filed: 09/21/2017
  • Issued: 06/25/2019
  • Est. Priority Date: 10/05/2016
  • Status: Active Grant
First Claim
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1. A display device comprising:

  • a display configured to display information;

    a hardware communication unit configured to perform wireless communication with an external device; and

    a processor configured to;

    control the display to display a letterbox adjacent to a content image being displayed at the external device, the content image received from the external device via the hardware communication unit;

    receive a zoom-in signal for zooming-in to a partial region of the displayed content image;

    transmit a zoom-in request message to the external device;

    according to the transmitted zoom-in request message receive the entire content image and a zoomed-in image corresponding to the partial region from the external device via the hardware communication unit; and

    display the entire image at a region where the letterbox was displayed and display the zoomed-in image on a remaining region of the display.

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