3921135

Information

• Patent Grant
• 3921135

• References
• Source

• Patent Number

  3,921,135

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • G09G1/18 - a small local pattern covering only a single character, and stepping to a position for the following character
  • H04N1/415 - in which the picture-elements are subdivided or grouped into fixed one-dimensional or two-dimensional blocks

• US Classifications

  • 382 - Image analysis
  • 345 - Computer graphics processing and selective visual display systems
  • 348 - Television