Display device

  • US 9,613,593 B2
  • Filed: 06/07/2013
  • Issued: 04/04/2017
  • Est. Priority Date: 06/08/2012
  • Status: Active Grant
First Claim
Patent Images

1. A display device that is to be connected with an information terminal, comprising:

  • a video reception unit that receives video information about a screen including a cursor from the information terminal;

    a touch panel that brings up on display the screen based upon the video information received by the video reception unit and detects a touch position specified by a touch operation;

    a control unit that calculates displacement quantity between the touch position and a reference position of the touch panel and that converts the calculated displacement quantity based upon resolution information of the screen; and

    a transmission unit that transmits, to the information terminal, displacement quantity information indicating the displacement quantity that has been converted by the control unit,wherein if the touch operation is completed within a predetermined period of time with the touch position being unchanged, the transmission unit transmits, after having transmitted the displacement quantity information in correspondence to the quantity of displacement from the display position of the cursor to the touch position, the button operation information along with the displacement quantity information indicating that the quantity of displacement is 0.

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