Hard Disk Drives Encyclopedia

• ATA/ATAPI history
  • IDE
  • EIDE
  • Fast ATA
  • Ultra ATA 33-133, Ultra DMA 33-133
  • SATA
  • Interface cable
    • Throughput of protocols
• Short description of structure and principle of operation
  • Electronic components
    • Random access memory
    • Flash memory
    • Microcode
    • Extended power-saving
    • Adaptive variables
    • Error control
    • Protected data area
    • Operation life determination
  • Hermetic block
    • Filters
  • Performance
    • Access optimization
      • Read ahead
      • Lazy write
      • Command overlapping
      • Command queuing optimization (TCQ), NCQ
      • Block data transfer mode
  • Magnetic disks
    • Servo marks
      • Low-level formatting
      • Sector
      • Magnetic track
      • Cylinder
      • Data addressing
      • Zoned bit recording
    • Data recording technologies
    • Magnetic surface degradation
    • File system defragmentation
    • File system cluster
  • Positioning system
    • Magnetic head
      • Magnetic head parking system
    • Spindle motor
      • Fluid bearing
    • Automatic acoustic management
  • SMART
    • Self-diagnosis
  • Maintenance
    • Cooling
• SCSI