Thin-film magnetic head with shield layer profile having...

Details Thin-film magnetic head with shield layer profile having... Thin-film magnetic head with shield layer profile having...

2011-07-12

2011-07-12

Evans, Jefferson (Department: 2627)

Dynamic magnetic information storage or retrieval

Head

Magnetoresistive reproducing head

C360S317000

Reexamination Certificate

active

07978438

ABSTRACT:
A thin-film magnetic head provided with at least one MR read head element includes a lower shield layer, an upper shield layer, and an MR layer formed between the lower shield layer and the upper shield layer. A profile of the upper shield layer, appeared at an ABS, has obtuse or rounded upper corners at end edges of the upper shield layer along a track-width direction.

REFERENCES:
patent: 6584676 (2003-07-01), Chang et al.
patent: 2005/0157431 (2005-07-01), Hatatani et al.
patent: 2008/0013220 (2008-01-01), Yasukawa
patent: 2008/0304186 (2008-12-01), Watanabe et al.
patent: 2009/0027809 (2009-01-01), Kamijima et al.
patent: 2009/0046394 (2009-02-01), Okamoto et al.
patent: U-1-66606 (1989-04-01), None
patent: A 2001-006121 (2001-01-01), None
patent: A-2003-317214 (2003-11-01), None
patent: A-2004-39148 (2004-02-01), None
patent: A-2004-127407 (2004-04-01), None
Japanese Office Action issued on Nov. 10, 2009 in Japanese Patent Application No. 2006-195562.

Affiliated with

Also associated with

Rating

Thin-film magnetic head with shield layer profile having... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Thin-film magnetic head with shield layer profile having..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Thin-film magnetic head with shield layer profile having... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2710848