2266401

Information

• Patent Grant
• 2266401

• References
• Source

• Patent Number

  2,266,401

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1941
  83 years ago

• CPC

  • H04B14/02 - characterised by the use of pulse modulation
  • B21C37/0803 - the tubes having a special shape
  • H03B7/10 - active element being gas-discharge or arc-discharge tube
  • H03K3/55 - the switching device being a gas-filled tube having a control electrode
  • H03K7/08 - Duration or width modulation Duty cycle modulation
  • H04B14/026 - using pulse time characteristics modulation
  • H04J3/00 - Time-division multiplex systems

• US Classifications

  • 375 - Pulse or digital communications
  • 329 - Demodulators
  • 331 - Oscillators
  • 332 - Modulators
  • 348 - Television