Patents Represented by Attorney, Agent or Law Firm Gray Cary Ware & Frerdenrich
  • Continuous junction spin valve read head stabilized without hard bias layers
    Patent number: 6292335
    Abstract: A spin valve sensor with a continuous junction is provided which has a sensor portion of a free layer longitudinally biased by first and second AFM biasing layers that are exchange coupled to first and second side portions of the free layer and a sensor portion of an AFM pinning layer that pins a sensor portion of a pinned layer perpendicular to the ABS in either a top spin valve or a bottom spin valve sensor.
    Type: Grant
    Filed: June 25, 1999
    Date of Patent: September 18, 2001
    Assignee: International Business Machines Corporation
    Inventor: Hardayal Singh Gill