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US 12,176,028 B2Granted
Resistive change element arrays
AssigneeNantero, Inc.
InventorsJia Luo, Lee E. Cleveland, Ton Yan Tony Chan
Life of this patent
Estimating the term…
Abstract
Combinations of resistive change elements and resistive change element arrays thereof are described. Combinational resistive change elements and combinational resistive change element arrays thereof are described. Devices and methods for programming and accessing combinations of resistive change elements are described. Devices and methods for programming and accessing combinational resistive change elements are described.
Claims20
A resistive change element array comprising:
- a first plurality of word lines;
- a second plurality of word lines;
- a first plurality of bit lines;
- a second plurality of bit lines;
- wherein each word line in said first plurality of word lines has a segment located above segments of bit lines in said first plurality of bit lines and a segment located below segments of bit lines in said second plurality of bit lines, wherein each word line in said second plurality of word lines has a segment located below segments of bit lines in said first plurality of bit lines and a segment located above segments of bit lines in said second plurality of bit lines, wherein each bit line in said first plurality of bit lines has a segment located below segments of word lines in said first plurality of word lines and a segment located above segments of word lines in said second plurality of word lines, and wherein each bit line in said second plurality of bit lines has a segment located above segments of word lines in said first plurality of word lines and a segment located below segments of word lines in said second plurality of word lines;
- a first plurality of electrical communication conductive structures, wherein each electrical communication conductive structure in said first plurality of electrical communication conductive structures is in electrical communication with a segment of a word line located above segments of bit lines in said first plurality of bit lines and a segment of a word line located below segments of bit lines in said second plurality of bit lines and provides an electrical communication path between said segment of a word line located above segments of bit lines in said first plurality of bit lines and said segment of a word line located below segments of bit lines in said second plurality of bit lines;
- a second plurality of electrical communication conductive structures, wherein each electrical communication conductive structure in said second plurality of electrical communication conductive structures is in electrical communication with a segment of a word line located below segments of bit lines in said first plurality of bit lines and a segment of a word line located above segments of bit lines in said second plurality of bit lines and provides an electrical communication path between said segment of a word line located below segments of bit lines in said first plurality of bit lines and said segment of a word line located above segments of bit lines in said second plurality of bit lines;
- a third plurality of electrical communication conductive structures, wherein each electrical communication conductive structure in said third plurality of electrical communication conductive structures is in electrical communication with a segment of a bit line located below segments of word lines in said first plurality of word lines and a segment of a bit line located above segments of word lines in said second plurality of word lines and provides an electrical communication path between said segment of a bit line located below segments of word lines in said first plurality of word lines and said segment of a bit line located above segments of word lines in said second plurality of word lines;
- a fourth plurality of electrical communication conductive structures, wherein each electrical communication conductive structure in said fourth plurality of electrical communication conductive structures is in electrical communication with a segment of a bit line located above segments of word lines in said first plurality of word lines and a segment of a bit line located below segments of word lines in said second plurality of word lines and provides an electrical communication path between said segment of a bit line located above segments of word lines in said first plurality of word lines and said segment of a bit line located below segments of word lines in said second plurality of word lines;
- a first plurality of resistive change elements, wherein each resistive change element in said first plurality of resistive change elements is in electrical communication with a word line in said first plurality of word lines and a bit line in said first plurality of bit lines;
- a second plurality of resistive change elements, wherein each resistive change element in said second plurality of resistive change elements is in electrical communication with a word line in said second plurality of word lines and a bit line in said first plurality of bit lines;
- a third plurality of resistive change elements, wherein each resistive change element in said third plurality of resistive change elements is in electrical communication with a word line in said second plurality of word lines and a bit line in said second plurality of bit lines;
- and
- a fourth plurality of resistive change elements, wherein each resistive change element in said fourth plurality of resistive change elements is in electrical communication with a word line in said first plurality of word lines and a bit line in said second plurality of bit lines.
11 more elements
Dependencies are inferred from the claim text.