The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 14, 2017

Filed:

Feb. 01, 2016
Applicant:

Globalfoundries Singapore Pte. Ltd., Singapore, SG;

Inventors:

Eng Huat Toh, Singapore, SG;

Vinayak Bharat Naik, Singapore, SG;

Chenchen Jacob Wang, Singapore, SG;

Kiok Boone Elgin Quek, Singapore, SG;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/16 (2006.01); H01L 27/22 (2006.01); H01L 43/02 (2006.01); H01L 43/08 (2006.01); H01L 43/12 (2006.01);
U.S. Cl.
CPC ...
G11C 11/1675 (2013.01); G11C 11/16 (2013.01); G11C 11/1659 (2013.01); G11C 11/1673 (2013.01); H01L 27/228 (2013.01); H01L 43/02 (2013.01); H01L 43/08 (2013.01); H01L 43/12 (2013.01);
Abstract

Memory cells and methods for forming a memory cell are presented. The memory cell includes a storage unit and a selector unit. The storage unit includes a magnetic storage element with first and second storage terminals and a bitline coupled to the second storage terminal. The selector unit includes a first selector and a second selector. The first selector may be a tunneling select transistor or a metal oxide semiconductor select transistor. The second tunneling select transistor is configured to have a second unidirectional current flow between its source and drain terminals. The second selector serves at least as a read selector for read operations of the memory cell and a read current is in the direction of the second unidirectional current flow between the source drain terminals of the second selector.


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