A differentiated sensor includes a pair of magnetic layers having magnetization directions that are substantially antiparallel in a quiescent state. At least one of the magnetic layers is a free layer. A spacer layer is disposed between the pair of magnetic layers.

 
Web www.patentalert.com

< Magnetoresistive read head having a bias structure with at least one dusting layer

> Spin-valve element having fixed layer containing nano-oxide layer
~ 00490