Patent · US Expired

Scan conversion apparatus

US7106379B2 · kind B2 · utility

1Cited by
0References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 31, 2002
Grant dateSep 12, 2006
Priority date
Expiry dateApr 5, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N7/012
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The scan conversion apparatus of the present invention comprises a video signal discriminating circuit for discriminating the kind of input video signal based on an interlaced scanning system; a telecine scan conversion circuit for converting input video signal into a video signal based on a progressive scanning system by processing suited for telecine video signal; a scan conversion circuit for converting input video signal into a video signal based on a progressive scanning system suited for signals other than telecine video signal; and a selector which selects and delivers the output from the telecine scan conversion circuit and the output from the scan conversion circuit in accordance with the result of discrimination executed by the video signal discriminating circuit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.