IP Library Granted Patent US 11,621,249
Granted Patent B2
US 11,621,249 · App. 17/396,646 · Granted Apr 4, 2023

3D semiconductor device and structure

Inventors: Zvi Or-Bach (Haifa, IL); Jin-Woo Han (San Jose, CA); Brian Cronquist (Klamath Falls, OR)
Assignee: Monolithic 3D Inc.
H01L25/0657H01L23/473H01L23/66H01L24/08H01L25/18H01L25/50H01L2223/6627H01L2223/6677H01L2224/08145H01L2225/06589H01L2924/1431H01L2924/1436H01L2924/1443
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Quick Facts
Patent No.
US 11,621,249
App. No.
17/396,646
Granted
Apr 4, 2023
Kind
B2
Abstract

A 3D semiconductor device, the device including: a first level; and a second level, where the first level includes single crystal silicon and a plurality of logic circuits, where the second level is disposed above the first level and includes a plurality of arrays of memory cells, where the single crystal silicon includes an area, and where the area is greater than 1,000 mm 2 .

Claims (66)

1. A 3D semiconductor device, the device comprising:

a first level; and

a second level,

wherein said first level comprises single crystal silicon and a plurality of logic circuits,

wherein said plurality of logic circuits each comprise first transistors,

wherein said first transistors each comprise a transistor channel, said transistor channel comprises a portion of said single crystal silicon,

wherein said second level is disposed above said first level and comprises a plurality of arrays of memory cells,

wherein said single crystal silicon comprises an area, and

wherein said area is greater than 1,000 mm 2 ; and

a thermal isolation layer disposed between said first level and said second level,

wherein said thermal isolation layer provides a greater than 20° C. differential temperature between said first level and said second level during nominal operation of said device.

2. The 3D device according to claim 1 ,

wherein said single crystal silicon comprises channels adapted for fluid cooling.

3. The 3D device according to claim 1 , further comprising:

a third level,

wherein said third level comprises a plurality of RF circuits.

4. The 3D device according to claim 1 ,

wherein said first level is bonded to said second level with hybrid bonding.

5. The 3D device according to claim 1 ,

wherein said memory cells comprise Dynamic Random Access Memory (“DRAM”) cells.

6. The 3D device according to claim 1 ,

wherein said memory cells comprise non-volatile memory cells.

7. The 3D device according to claim 1 , wherein said device comprises a plurality of transmission lines.

8. A 3D semiconductor device, the device comprising:

a first level; and

a second level,

wherein said first level comprises single crystal silicon and a plurality of logic circuits,

wherein said plurality of logic circuits each comprise first transistors,

wherein said first transistors each comprise a transistor channel, said transistor channel comprises a portion of said single crystal silicon,

wherein said second level is disposed above said first level and comprises a plurality of RF circuits,

wherein said single crystal silicon comprises an area, and

wherein said area is greater than 1,000 mm 2 ; and

a thermal isolation layer disposed between said first level and said second level,

wherein said thermal isolation layer provides a greater than 20° C. differential temperature between said first level and said second level during nominal operation of said device.

9. The 3D device according to claim 8 ,

wherein said single crystal silicon comprises channels adapted for fluid cooling.

10. The 3D device according to claim 8 , further comprising:

a third level,

wherein said third level comprises at least one array of memory cells.

11. The 3D device according to claim 8 ,

wherein said first level is bonded to said second level with hybrid bonding.

12. The 3D device according to claim 8 ,

wherein said device comprises a plurality of transmission lines.

13. The 3D device according to claim 8 ,

wherein said device comprises at least one antenna designed for wireless communication.

14. A 3D semiconductor device, the device comprising:

a first level; and

a second level,

wherein said first level comprises single crystal silicon and a plurality of logic circuits,

wherein said plurality of logic circuits each comprise first transistors,

wherein said first transistors each comprise a transistor channel, said transistor channel comprises a portion of said single crystal silicon,

wherein said second level is disposed above said first level and comprises a plurality of transistors,

wherein said single crystal silicon comprises channels adapted for fluid cooling,

wherein said single crystal silicon comprises an area, and

wherein said area is greater than 1,000 mm 2 ; and

a thermal isolation layer disposed between said first level and said second level,

wherein said thermal isolation layer provides a greater than 20° C. differential temperature between said first level and said second level during nominal operation of said device.

15. The 3D device according to claim 14 ,

wherein said device comprises a plurality of RF circuits.

16. The 3D device according to claim 14 ,

wherein said first level is bonded to said second level with hybrid bonding.

17. The 3D device according to claim 14 ,

wherein said device comprises Dynamic Random Access Memory (“DRAM”) cells.

18. The 3D device according to claim 14 ,

wherein said device comprises non-volatile memory cells.

19. The 3D device according to claim 14 , wherein said device comprises a plurality of transmission lines.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 6, 2021
From: OR-BACH, ZVI; CRONQUIST, BRIAN; HAN, JIN-WOO
To: MONOLITHIC 3D INC.
Reel/Frame 057114/0197 →
Continuity (7)
Continuation In Part 16558304 · Sep 2, 2019
Provisional Application 62824288 · Mar 26, 2019
Provisional Application 62770751 · Nov 22, 2018
Provisional Application 62767490 · Nov 14, 2018
Provisional Application 62733005 · Sep 18, 2018
Provisional Application 62726969 · Sep 4, 2018
Related Publication 20210375829A1 · Dec 2, 2021
Cited By (1)
US 12,601,937