Adjustable write equalization for tape drives

Adjusting track density by changing slope of spiral tracks...

Adjustment of divided clock in disk head read circuit

AGC circuit of disk storage apparatus

AGC loop with weighted zero forcing and LMS error sources...

Allocation procedures for optical disk recorders

Alternate cylinder table to improve adjacent track...

Alternate randomizing for even/odd data tracks

Alternate storage areas in magnetooptical media

Alternate tape repositioning method during data recovery

Alternative sensors for tracking and timing in bit patterned...

Amplifier circuit suppressing disturbance signal produced by mag

Amplifier with a strong output current

Amplitude detection for full band servo verification

Amplitude sensitive three-level detector for derivative read bac

Amplitude sensor with adaptive threshold generation

Amplitude-based servo patterns for magnetic media

Analog floppy disk data separator

Analog magnetic recording system for binary signals

Analog self-synchronization subsystem based on peak...