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In-car information system, in-car device, and information terminal

  • US 9,766,801 B2
  • Filed: 02/08/2016
  • Issued: 09/19/2017
  • Est. Priority Date: 09/17/2010
  • Status: Active Grant
First Claim
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1. An in-car information system comprising an in-car device and an information terminal that is capable to be connected to the in-car device, wherein:

  • the in-car device includes;

    an in-car device display monitor of a touch panel type;

    an in-car device interface unit that transmits actuation information on the basis of actuation on the in-car device display monitor; and

    a video signal input unit that receives a video signal transmitted from the information terminal;

    the information terminal includes;

    an information terminal display monitor of a touch panel type;

    an information terminal interface unit that receives the actuation information;

    a video signal output unit that transmits the video signal for a display on the in-car device display monitor; and

    a memory unit that stores an application for in-car information systems capable to be selected and started via the actuation on the in-car device display monitor and an application manager that recognizes the application for in-car information systems selected via the actuation on the in-car device display monitor;

    the in-car device becomes ready to transmit a start command for the application manager to the information terminal when the in-car device interface unit and the information terminal interface unit are mutually connected together and also the video signal input unit and the video signal output unit are mutually connected together;

    the information terminal starts the application manager to transmit, from the video signal output unit to the in-car device, the video signal for displaying a menu screen on the in-car device display monitor when the information terminal receives the start command from the in-car device; and

    the in-car device receives the video signal by the video signal input unit to display the menu screen on the in-car device display monitor on the basis of the received video signal.

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