Advanced write heads for high density and high data rate recording

IEEE Transactions on Magnetics

Volumn 38, Issue 5 I, 2002, Pages 1873-1878

  Yuan, Samuel W ^a   Lee, E ^a   Hsiao, W ^a   Santini, H ^a   Lam, H ^a   Sui, G ^a   Lam, T ^a   Luo, Y ^a   Madison, M ^a   Nikitin, V ^a   Webb, B ^a   Shen, Y ^a   Ramasubramanian, M ^a   Jarratt, J ^a   Hsiao, R ^a   Harris, T ^a   Sahami, S ^a   Robertson, N ^a   Freitas, D ^a   Hsu, Y ^b   Williams, M ^b   Taratorin, A ^b   Heidmann, J ^b   Simmons, R ^a   Smyth, J ^a   more..

^a IBM   (United States)

^b IBM ALMADEN RESEARCH CENTER   (United States)

Author keywords

High data rate; High moment; Write head

Indexed keywords

CHEMICAL MECHANICAL POLISHING; MAGNETIC MOMENTS; MAGNETIC RECORDING; SIGNAL TO NOISE RATIO;

CHANNEL DATA RATE;

MAGNETIC HEADS;

EID: 0036761647     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2002.801786     Document Type: Article

References (21)

1. P. Arnett et al., "High data rate recording at over 60 Mbytes per second," IEEE Trans. Magn., vol. 35, pp. 2523-2525, 1999.
2. F. Liu et al., "Magnetic recording at a data rate of 1 Gb/s," IEEE Trans. Magn., vol. 37, pp. 613-618, 2001.
3. N. Oyama, T. Kuwashima, A. Kamijima, and Y. Sasaki, "Planar yoke write head for half-micron track width," J. Magn. Soc. Jpn., vol. 24, no. 11, pp. 1349-1353, 2000.
4. Y. Nonaka et al., "CoNiFe write heads with a 10-μm yoke length for high-speed recording," IEEE Trans. Magn., vol. 36, pp. 2514-2516, Sept. 2000.
5. K. Ohashi et al., "Magnetic heads with ultrasmall cores for high-speed recording," J. Magn. Soc. Jpn., vol. 25, no. 6, pp. 1316-1321, 2001.
6. Y. Hamakawa et al., "A newly designed stitched-pole writer for highly defined narrow track recording," in 8th Joint MMM-Intermag Conf., San Antonio, TX, Jan. 2001, Paper EB-02.
7. N. Robertson, H.L. Hu, and C. Tsang, "High performance write head using NiFe 45/55," IEEE Trans. Magn., vol. 33, pp. 2818-2820, 1997.
8. T. Osaka et al., "New soft magnetic CoNiFe plated films with high B s = 2.0-2.1 T," IEEE Trans. Magn., vol. 34, pp. 1432-1434, 1998.
9. V.R. Inturi et al., "High saturation magnetization films of FeCoCr," in 46th MMM Conf., Seattle, WA, Nov. 2001, Paper AB-01.
10. X. Che, "Nonlinearity measurements and write precompensation studies for a PRML recording channel," IEEE Trans. Magn., vol. 31, pp. 3021-3026, 1995.
11. R. Wood, M. Williams, and J. Hong, "Considerations for high data rate recording with thin-film heads," IEEE Trans. Magn., vol. 26, pp. 2954-2959, 1990.
12. M. Takagishi, K. Komaki, and F. Hikami, "The effect of yoke length on nonlinear transition shift in inductive composite heads," IEEE Trans. Magn., vol. 33, pp. 2821-2823, 1997.
13. M.R. Freeman and J.F. Smyth, "Picosecond time-resolved magnetization dynamics of thin-film heads," J. Appl. Phys., vol. 79, no. 8, pp. 5898-5900, 1996.
14. Z. Shi, W.K. Hiebert, and M.R. Freeman, "Ultrafast laser diagnostics and modeling for high-speed recording heads," IEEE Trans. Magn., vol. 35, pp. 632-636, 1999.
15. A. Chiu et al., "Thin-film inductive heads," IBM J. Res. Develop., vol. 40, no. 3, pp. 283-300, 1996.
16. 2 longitudinal magnetic recording," in Intermag 2002, Amsterdam, The Netherlands, Apr. 2002, Paper BA-01.
17. 2," in Intermag 2002, Amsterdam, The Netherlands, Apr. 2002, Paper BA-02.
18. K. Klaassen and J. Van Peppen, "Yoke flux reversal time in thin-film write heads," IEEE Trans. Magn., vol. 31, pp. 2657-2659, 1995.
19. K. Klaassen and R.G. Hirko, "Writing and reading at high data rates," IEEE Trans. Magn., vol. 32, pp. 90-96, 1996.
20. J.C. Jury, P.K. George, and J.H. Judy, "Optimization of the number of turns in the write head from a channel front-end perspective," IEEE Trans. Magn., vol. 36, pp. 2480-2482, 2000.
21. R. Wood, T. Olson, and J. Miles, "Recording technologies for Terabit per square inch systems," in NAPMRC-2002, Miami, FL, Jan. 2002.