Patent · US Expired

Video data processing system

US6219030A · kind A · utility

8Cited by
12References
2Claims
0Family size

Assignees

Inventors

Key dates

Filing dateAug 28, 1997
Grant dateApr 17, 2001
Priority date
Expiry dateAug 28, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N21/426
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A video data display board, device or method for inputting and displaying video data including vertical blanking interval data containing character data and other image data than the vertical blanking interval data. The video data display device has a data transfer circuit capable of transferring both of the data to devices different from each other, so that the processing of character information and image data are performed by using the different devices which perform an appropriate process according to the property of the data. The processed character and image data are displayed on a graphic display screen simultaneously.

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