3349389

Information

• Patent Grant
• 3349389

• References
• Source

• Patent Number

  3,349,389

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1967
  57 years ago

• CPC

  • G11B20/1419 - to or from biphase level coding, i.e. to or from codes where a one is coded as a transition from a high to a low level during the middle of a bit cell and a zero is encoded as a transition from a low to a high level during the middle of a bit cell or vice versa
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H03M2201/01 - First edition
  • H03M2201/2372 - with intermediate conversion to phase or time of phase reversal
  • H03M2201/4155 - Phase modulated carrier
  • H03M2201/4212 - Serial
  • H03M2201/425 - Non-denominational
  • H03M2201/4266 - Decimal radix
  • H03M2201/4279 - Pure
  • H03M2201/712 - at input
  • H03M2201/8132 - Transistors

• US Classifications

  • 341 - Coded data generation or conversion
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER