Device and method for displaying pip on tv

Device and method for displaying pip on tv

  • CN 101,083,737 B
  • Filed: 02/19/2002
  • Issued: 09/05/2012
  • Est. Priority Date: 02/20/2001
  • Status: Active Grant
First Claim
Patent Images

1. equipment that is used to show picture-in-picture (PIP) signal that receives from least one source of DTV, this equipment comprises:

  • The first picture processor is used to receive and handle the first picture signal that will on main screen, show;

    The second picture processor is used to receive and handle the second picture signal that will on sub-screen, show;

    Superposing circuit is used for the overlapping first and second picture signals from the said first and second picture processors;

    The display part;

    Rim information provides part;

    Be used on the second picture signal that receives, control information being provided with the form of rim information;

    As showing (OSD) data, the source identifying information that said rim information comprises the source control information, is used to control the PIP control information of PIP and is used to the source of discerning on the screen that is used to construct the PIP menu corresponding with this at least one source;

    Microcomputer is used for discerning from outside picture signal source equipment at least one source of said outside picture signal, when the user selects said at least one source, and the rim information that extraction will show, and show said rim information according to the source of said selection;

    AndSwitch is used for according to user'"'"'s selection said display part being exported in the selected source of PIP screen.

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