3518658

Information

• Patent Grant
• 3518658

• References
• Source

• Patent Number

  3,518,658

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1970
  54 years ago

• CPC

  • G11B21/106 - on disks
  • G06J1/00 - Hybrid computing arrangements
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H03M2201/01 - First edition
  • H03M2201/122 - Servo-systems for D/A conversion
  • H03M2201/126 - with auxiliary D/A conversion of the error signal
  • H03M2201/194 - Control systems
  • H03M2201/2125 - Providing an incremental position
  • H03M2201/32 - Intermediate conversion to time interval type
  • H03M2201/412 - representing linear position
  • H03M2201/4135 - Momentary value
  • H03M2201/4175 - Time modulated pulses
  • H03M2201/418 - Width modulated pulses
  • H03M2201/4225 - Parallel
  • H03M2201/4233 - Bivalued
  • H03M2201/4262 - Binary radix
  • H03M2201/514 - Electrical/other electrical
  • H03M2201/72 - Computing
  • H03M2201/8128 - Diodes
  • H03M2201/8132 - Transistors

• US Classifications

  • 360 - Dynamic magnetic information storage or retrieval
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER