3452356

Information

• Patent Grant
• 3452356

• References
• Source

• Patent Number

  3,452,356

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1969
  55 years ago

• CPC

  • H04B7/2043 - Mixed mode, TDM and FDM systems
  • H01Q3/22 - varying the orientation in accordance with variation of frequency of radiated wave
  • H04B7/10 - using a single aerial system characterised by its polarisation or directive properties
  • H04B7/1555 - Selecting relay station antenna mode
  • H04B7/2606 - Arrangements for base station coverage control

• US Classifications

  • 342 - Communications: directive radio wave systems and devices
  • 455 - Telecommunications