IP Library Granted Patent US 11,270,988
Granted Patent B2
US 11,270,988 · App. 17/151,867 · Granted Mar 8, 2022

3D semiconductor device(s) and structure(s) with electronic control units

Inventors: Zvi Or-Bach (Haifa, IL); Jin-Woo Han (San Jose, CA); Brian Cronquist (Klamath Falls, OR)
Assignee: Monolithic 3D Inc.
H01L25/18H01L21/76898H01L23/473H01L23/481H01L24/08H01L24/80H01L25/0657H01L25/50H01L2224/08145H01L2224/80895H01L2224/80896H01L2225/06534H01L2225/06541H01L2225/06589H01L2924/1431H01L2924/1436
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Quick Facts
Patent No.
US 11,270,988
App. No.
17/151,867
Granted
Mar 8, 2022
Kind
B2
Abstract

A 3D device, the first level including first transistors and a first interconnect; a second level with second transistors overlaying the first level; a third level with third transistors overlaying the second level; a plurality of electronic circuit units (ECUs), where each ECU includes a first circuit with a portion of the first transistors, where each of the ECUs includes a second circuit including a portion of the second transistors, where each of the plurality of ECUs includes a third circuit, which includes a portion of the third transistors, where each of the ECUs includes a vertical data bus, where the vertical data bus has between eight pillars and three hundreds pillars, where the vertical data bus provides electrical connections between the first and second circuits, where the third level includes an array of memory cells, and where the second circuit includes a memory control circuit.

Claims (88)

1. A 3D device, said device comprising:

a first level comprising first transistors, said first level comprising a first interconnect;

a second level comprising second transistors, said second level overlaying said first level;

a third level comprising third transistors, said third level overlaying said second level;

a plurality of electronic circuit units (ECUs),

wherein each of said plurality of ECUs comprises a first circuit, said first circuit comprising a portion of said first transistors,

wherein each of said plurality of ECUs comprises a second circuit, said second circuit comprising a portion of said second transistors,

wherein each of said plurality of ECUs comprises a third circuit, said third circuit comprising a portion of said third transistors,

wherein each of said ECUs comprises a vertical bus,

wherein said vertical bus comprises greater than eight pillars and less than three hundred pillars,

wherein said vertical bus provides electrical connections between said first circuit and said second circuit,

wherein said vertical bus comprises un-decoded address information,

wherein each of said ECUs comprises vertical control lines,

wherein said vertical control lines comprise more than eight hundred pillars,

wherein said vertical control lines provide electrical connections between said second circuit and said third circuit, and

wherein said vertical control lines comprise decoded address information.

2. The device according to claim 1 ,

wherein said second level is bonded to said first level, and

wherein said bonded comprises oxide to oxide bonding regions and metal to metal bonding regions.

3. The device according to claim 1 ,

wherein said third level comprises an array of memory cells, and

wherein said second circuit comprises a memory control circuit.

4. The device according to claim 1 ,

wherein said third level comprises an array of DRAM cells.

5. The device according to claim 1 ,

wherein said first circuit comprises at least one processor.

6. The device according to claim 1 ,

wherein said vertical bus comprises less than one hundred and twenty pillars.

7. The device according to claim 1 ,

wherein each of said vertical control lines is connected to one horizontal memory control line.

8. A 3D device, the device comprising:

a first level comprising first transistors, said first level comprising a first interconnect;

a second level comprising second transistors, said second level overlaying said first level;

a third level comprising third transistors, said third level overlaying said second level;

a plurality of electronic circuit units (ECUs),

wherein each of said plurality of ECUs comprises a first circuit, said first circuit comprising a portion of said first transistors,

wherein each of said plurality of ECUs comprises a second circuit, said second circuit comprising a portion of said second transistors,

wherein each of said plurality of ECUs comprises a third circuit, said third circuit comprising a portion of said third transistors,

wherein each of said ECUs comprises a vertical bus,

wherein said vertical bus comprises greater than eight pillars and less than three hundred pillars,

wherein said vertical bus provides electrical connections between said first circuit and said third circuit,

wherein said vertical bus comprises un-decoded address information,

wherein each of said ECUs comprises vertical control lines,

wherein said vertical control lines comprise more than eight hundred pillars, and

wherein said vertical control lines provide electrical connections between said second circuit and said third circuit, and

wherein said vertical control lines comprise decoded address information.

9. The device according to claim 8 ,

wherein said second level is bonded to said first level, and

wherein said bonded comprises oxide to oxide bonding regions and metal to metal bonding regions.

10. The device according to claim 8 ,

wherein said second level comprises an array of memory cells, and

wherein said third circuit comprises a memory control circuit.

11. The device according to claim 8 ,

wherein said second level comprises an array of DRAM cells.

12. The device according to claim 8 ,

wherein said first circuit comprises at least one processor.

13. The device according to claim 8 ,

wherein said vertical bus comprises less than one hundred and twenty pillars.

14. The device according to claim 8 ,

wherein each of said vertical control lines is connected to one horizontal memory control line.

15. A 3D device, the device comprising:

a first level comprising first transistors, said first level comprising a first interconnect;

a second level comprising second transistors, said second level overlaying said first level;

a third level comprising third transistors, said third level overlaying said second level;

a plurality of electronic circuit units (ECUs),

wherein each of said plurality of ECUs comprises a first circuit, said first circuit comprising a portion of said first transistors,

wherein each of said plurality of ECUs comprises a second circuit, said second circuit comprising a portion of said second transistors,

wherein each of said plurality of ECUs comprises a third circuit, said third circuit comprising a portion of said third transistors,

wherein said vertical bus comprises un-decoded address information,

wherein each of said ECUs comprises a vertical bus,

wherein said vertical bus comprises greater than eight pillars and less than three hundred pillars,

wherein said vertical bus provides electrical connections between said first circuit and said second circuit,

wherein said third level comprises an array of memory cells, and

wherein said second circuit comprises a memory control circuit.

16. The device according to claim 15 ,

wherein said second level is bonded to said first level, and

wherein said bonded comprises oxide to oxide bonding regions and metal to metal bonding regions.

17. The device according to claim 15 ,

wherein each of said ECUs comprise vertical control lines,

wherein each vertical control line comprises more than eight hundred pillars, and

wherein said vertical control lines provide electrical connections between said second circuit and said third circuit, and

wherein said vertical control lines comprise decoded address information.

18. The device according to claim 15 ,

wherein said third level comprise an array of DRAM cells.

19. The device according to claim 15 ,

wherein said first circuit comprises at least one processor.

20. The device according to claim 15 ,

wherein said vertical bus comprises less than one hundred and twenty pillars.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 19, 2021
From: OR-BACH, ZVI; CRONQUIST, BRIAN; HAN, JIN-WOO
To: MONOLITHIC 3D INC.
Reel/Frame 054952/0268 →
Continuity (8)
Provisional Application 63123464 · Dec 9, 2020
Provisional Application 63118908 · Nov 28, 2020
Provisional Application 63115000 · Nov 17, 2020
Provisional Application 63108433 · Nov 1, 2020
Provisional Application 62983559 · Feb 28, 2020
Provisional Application 62963166 · Jan 20, 2020
Provisional Application 62986772 · Mar 9, 2020
Related Publication 20210242189A1 · Aug 5, 2021
Cited By (2)
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