Write frequency dependence of popcorn noise in GMR heads

IEEE Transactions on Magnetics

Volumn 36, Issue 5 I, 2000, Pages 2530-2532

  Zhang, J ^a   Kemshetti, R ^a   Salhi, E A ^a   Ngo, T ^a   Macchioni, C ^a   Seagle, D ^a   Rana, P ^a  

^a WESTERN DIGITAL CORPORATION   (United States)

Author keywords

Eddy current loss; Inductive write head; Popcorn noise; Spin valve read head; Write current heating; Write current rise time

Indexed keywords

AMPLIFIERS (ELECTRONIC); GIANT MAGNETORESISTANCE; INDUCTION HEATING; MAGNETIC HEADS; MAGNETIC LEAKAGE; NATURAL FREQUENCIES;

GIANT MAGNETORESISTIVE (GMR) READ HEADS; POPCORN NOISE;

SPURIOUS SIGNAL NOISE;

EID: 0034260917     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/20.908495     Document Type: Article

References (6)

1. Magnetic instability of thin film recording heads
2. Delayed relaxation in thin film heads
3. The effect of yoke length on nonlinear transition shift in inductive/MR composite heads
4. Noise and magnetic domain fluctuation in spin valve GMR heads
5. A study of voltage fluctuation, noise, and magnetic instability in spin valve GMR recording heads
6. Nanosecond and sub-nanosecond writing experiments