3803391

Information

• Patent Grant
• 3803391

• References
• Source

• Patent Number

  3,803,391

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1974
  50 years ago

• CPC

  • G06G7/1928 - for forming correlation integrals; for forming convolution integrals
  • G06F17/142 - Fast Fourier transforms
  • G06G7/1921 - for forming Fourier integrals, harmonic analysis and synthesis

• US Classifications

  • 708 - Electrical computers: arithmetic processing and calculating
  • 324 - Electricity: measuring and testing