Conversion interface of car audiovisual satellite navigation system
First Claim
1. A conversion interface of a car audiovisual satellite navigation system capable of switching to display a first video data of said car audiovisual satellite navigation system or a second video data from an external input, said conversion interface comprising:
- a video conversion device for converting said second video data into a video format for display by said car audiovisual satellite navigation system; and
a video control device electrically connected to said video conversion device for decoding a keystroke signal of said car audiovisual satellite navigation system to determine whether to output said first video data or said second video data.
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Abstract
A conversion interface is connected between a car audiovisual satellite navigation system and an external navigation device. The conversion interface has a video conversion device and a video control device. The video conversion device converts a video input by the external navigation device into a video conforming to a format that can be displayed by the car audiovisual satellite navigation system. The video control device decodes a keystroke signal of the car audiovisual satellite navigation system to determine whether to output internal video data of the car audiovisual satellite navigation system or video data input by the external navigation device to a display panel.
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Citations
8 Claims
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1. A conversion interface of a car audiovisual satellite navigation system capable of switching to display a first video data of said car audiovisual satellite navigation system or a second video data from an external input, said conversion interface comprising:
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a video conversion device for converting said second video data into a video format for display by said car audiovisual satellite navigation system; and
a video control device electrically connected to said video conversion device for decoding a keystroke signal of said car audiovisual satellite navigation system to determine whether to output said first video data or said second video data. - View Dependent Claims (2, 3, 4)
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5. A conversion interface of a car audiovisual satellite navigation system, said conversion interface being electrically connected between said car audiovisual satellite navigation system and an external satellite navigation device, said car audiovisual satellite navigation system comprising a control host, a control panel, a satellite navigation device, an audiovisual play device and a display panel, said conversion interface comprising:
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a video conversion device electrically connected to said external satellite navigation device for providing video format conversion so that an output video of said external satellite navigation device conforms to a format for display by said car audiovisual satellite navigation system; and
a video control device for decoding a keystroke signal of said control panel to select either an output video of said control host or an output video of said video conversion device for display on said display panel. - View Dependent Claims (6, 7, 8)
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Specification