2907830

Information

• Patent Grant
• 2907830

• References
• Source

• Patent Number

  2,907,830

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1959
  65 years ago

• CPC

  • H04J7/02 - in which the polarity of the amplitude is characteristic
  • H04B3/32 - Reducing cross-talk
  • H04B14/08 - characterised by the use of a sub-carrier
  • H04J3/10 - Arrangements for reducing cross-talk between channels
  • H04N11/12 - using simultaneous signals only

• US Classifications

  • 370 - Multiplex communications
  • 348 - Television
  • 381 - Electrical audio signal processing systems and devices