3738749

Information

• Patent Grant
• 3738749

• References
• Source

• Patent Number

  3,738,749

• Date Filed

  Not available

• Date Issued

  Tuesday, June 12, 1973
  51 years ago

• CPC

  • G01S13/16 - using counters
  • G01S7/2921 - based on data belonging to one radar period
  • G01S7/4865 - Details of time delay measurement
  • G01S17/105 - wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo-reception
  • G01S7/4873 - by deriving and controlling a threshold value

• US Classifications

  • 356 - Optics: measuring and testing
  • 342 - Communications: directive radio wave systems and devices