×

Digital video signal resolution converting apparatus using an average of blocks of a training signal

  • US 5,379,072 A
  • Filed: 12/08/1992
  • Issued: 01/03/1995
  • Est. Priority Date: 12/13/1991
  • Status: Expired due to Term
First Claim
Patent Images

1. A digital video signal converting apparatus, comprising:

  • block segmentation means for segmenting a first digital video signal having a first resolution into blocks of video data,memory means for receiving each of said blocks of video data as respective addresses and for reading out converted data stored in a mapping table at said respective addresses, said mapping table representing a relationship between blocks of a training signal expressed in a second resolution at addresses respectively given by said blocks of said training signal expressed in said first resolution, andblock separation means for deblocking said converted data into a second digital video signal having said second resolution.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×