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US 8,710,570 B2Granted
Semiconductor device having vertical channel
AssigneeSK hynix Inc.
InventorWoo Jun Lee
Life of this patent
Estimating the term…
Abstract
A semiconductor device includes: bit lines each extending in a first direction; word lines each extending in a second direction, which crosses the first direction; pillars provided in a region between the bit lines and the word lines, wherein the pillars are each arranged along a third direction; and bit line contacts arranged along the third direction and alternately between the pillars and coupled to alternate bit lines.
Claims33
A semiconductor device comprising:
- bit lines each extending in a first direction;
- word lines each extending in a second direction, which crosses the first direction;
- pillars provided in a region between the bit lines and the word lines, wherein the pillars are each arranged along a third direction;
- and
- bit line contacts arranged along the third direction and alternately between the pillars and coupled to alternate bit lines,
- wherein the bit line contacts are provided over the bit lines.
3 more elements
A semiconductor device comprising:
- a first pillar provided in a first row arranged in a first direction;
- a second pillar provided in a second row parallel to the first row;
- a first bit line extending in a second direction across the first direction and provided between the first and the second pillars;
- and
- a first bit line contact provided over the first bit line and between the first and the second pillars.
2 more elements
A semiconductor device comprising:
- first, second, and third bit lines each extending in a first direction;
- first and second word lines each extending in a second direction;
- a first pillar provided between the first and the second bit lines and coupled to the first word line;
- a second pillar provided between the second and the third bit lines and coupled to the second word line;
- and
- a first bit line contact between the first and the second pillars arranged along a third direction, wherein the first bit line contact is coupled to the second bit line and provided over the second bit line.
3 more elements
Dependencies are inferred from the claim text.