3753143

Information

• Patent Grant
• 3753143

• References
• Source

• Patent Number

  3,753,143

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1973
  51 years ago

• CPC

  • G11B20/1403 - characterised by the use of two levels
  • G11B20/1407 - code representation depending on a single bit
  • H03L7/0807 - concerning mainly a recovery circuit for the reference signal

• US Classifications

  • 331 - Oscillators
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 360 - Dynamic magnetic information storage or retrieval
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER