Disk drive writer waveform induced precompensation

Disk drives with radially aligned servo burst patterns that...

Double-attribute method of encoding and decoding magnetic data

Embedded track information for patterned media

Field ratioing demodulation circuit for a null-type servo...

Finite field based short error propagation modulation codes

Finite field based short error propagation modulation codes

Frequency demodulation circuit

Frequency modulating and demodulating method and apparatus

Frequency-ratio apparatus

High frequency magnetic recording method

High speed gain stage with DC offset cancellation for servo...

Information recording and reproducing apparatus

Information recording and reproducing apparatus

Inversion phenomenon preventing circuit

Magnetic card reader

Magnetic head apparatus with variable inductance

Magnetic recording correction circuit for reducing interference

Magnetic recording/reproducing apparatus with rotary drum...

Method and apparatus for demodulating a servo burst signal in a