Magnetoresistive sensor with tunnel barrier and method

Active solid-state devices (e.g. – transistors – solid-state diode – Responsive to non-electrical signal – Magnetic field

Reexamination Certificate

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C438S003000

Reexamination Certificate

active

07863700

ABSTRACT:
Magnetoresistive sensors with tunnel barrier and method. One embodiment provides a magnetoresistive sensor having a magnetic tunnel junction is provided. The magnetic tunnel junction includes a barrier layer. The barrier layer includes carbon, pyrolytic carbon, or graphene, or graphite.

REFERENCES:
patent: 6515897 (2003-02-01), Monsma et al.
patent: 6628542 (2003-09-01), Hayashi et al.
patent: 6756128 (2004-06-01), Carey et al.
patent: 6791806 (2004-09-01), Gao et al.
patent: 7234360 (2007-06-01), Quandt et al.
patent: 2005/0173771 (2005-08-01), Sharma
patent: 2005/0207071 (2005-09-01), Sato et al.
patent: 2005/0225905 (2005-10-01), Tera et al.
patent: 2006/0202692 (2006-09-01), Tatschl et al.
patent: 2007/0109838 (2007-05-01), Zheng et al.
patent: 2010/0102407 (2010-04-01), Kajiyama et al.
patent: 2010/0109109 (2010-05-01), Chen et al.
patent: 1052520 (2000-11-01), None
“A Perpendicular Spin Torque Switching based MRAM for the 28 nm Technology Node”, U.K. Klostermann, et al., IEDM 2007.
“Adapting GMR sensors for integrated devices”, K. Ludwig, et al., Sensors and Actuators A 106 (2003) 15-18.
“Angular Sensor Using Tunneling Magnetoresistive Junctions With an Artificial Antigerromagnet Reference Electrode and Improved Thermal Stability”, Manfred Ruhrig, et al., IEEE Transactions on Magnetics, vol. 40, No. 1, Jan. 2004.
“Spin dependent tunneling junctions with reduced Neel coupling”, Dexin Wang, et al., Journal of Applied Physics, vol. 93, No. 10, May 15, 2003.
“Thermal Select MRAM with a 2-bit Cell Capability for beyond 65 nm Technology Node”, R. Leuschner, et al., IEDM 2006.

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