IP Library › Granted Patent US 11,063,071
Granted Patent B1
US 11,063,071 · App. 17/189,201 · Granted Jul 13, 2021

Multilevel semiconductor device and structure with waveguides

Inventors: Zvi Or-Bach (Haifa, IL); Deepak C. Sekar (San Jose, CA); Brian Cronquist (Klamath Falls, OR)
Assignee: Monolithic 3D Inc.
H01L27/14601H01L24/29H01L24/32H01L27/14625H01L31/054H01L33/58H01L2224/29188H01L2224/32245H01L2924/12041
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Quick Facts
Patent No.
US 11,063,071
App. No.
17/189,201
Granted
Jul 13, 2021
Kind
B1
Abstract

A multi-level semiconductor device, the device including: a first level including integrated circuits; a second level including a structure designed to conduct electromagnetic waves in a confined manner, where the second level is disposed above the first level, where the first level includes crystalline silicon, where the second level includes crystalline silicon; and an oxide layer disposed between the first level and the second level, where the second level is bonded to the oxide layer, and where the bonded includes oxide to oxide bonds.

Claims (66)

1. A multi-level semiconductor device, the device comprising:

a first level comprising integrated circuits;

a second level comprising a structure designed to conduct electromagnetic waves in a confined manner,

wherein said second level is disposed above said first level,

wherein said first level comprises crystalline silicon,

wherein said second level comprises crystalline silicon; and

an oxide layer disposed between said first level and said second level,

wherein said second level is bonded to said oxide layer, and

wherein said bonded comprises oxide to oxide bonds.

2. The device according to claim 1 , further comprising:

a plurality of electromagnetic modulators.

3. The device according to claim 1 ,

wherein said structure comprises an electromagnetic waveguide.

4. The device according to claim 1 , further comprising:

a third level comprising a crystalline silicon layer,

wherein said crystalline silicon layer has a thickness less than 60 microns.

5. The device according to claim 1 ,

wherein said structure comprises a hollow-metal waveguide.

6. The device according to claim 1 ,

wherein said structure comprises a first material comprising a high index of refraction surrounded by a second material comprising a lower index of refraction.

7. The device according to claim 1 , further comprising:

a third level,

wherein said third level comprises a layer comprising electronic circuits comprising crystalline silicon.

8. A multi-level semiconductor device, the device comprising:

a first level comprising a structure designed to conduct electromagnetic waves in a confined manner;

a second level comprising integrated circuits,

wherein said second level is disposed above said first level,

wherein said first level comprises crystalline silicon; and

an oxide layer disposed between said first level and said second level,

wherein said second level is bonded to said oxide layer, and

wherein said bonded comprises oxide to oxide bonds.

9. The device according to claim 8 , further comprising:

a plurality of electromagnetic modulators.

10. The device according to claim 8 ,

wherein said structure comprises an electromagnetic waveguide.

11. The device according to claim 8 , further comprising:

a third level comprising a crystalline silicon layer,

wherein said crystalline silicon layer has a thickness less than 60 microns.

12. The device according to claim 8 ,

wherein said structure comprises a hollow-metal waveguide.

13. The device according to claim 8 ,

wherein said structure comprises a first material comprising a high index of refraction surrounded by a second material comprising a lower index of refraction.

14. The device according to claim 8 , further comprising:

a third level,

wherein said third level comprises a layer comprising electronic circuits comprising crystalline silicon.

15. A multi-level semiconductor device, the device comprising:

a first level comprising integrated circuits;

a second level comprising a plurality of electromagnetic modulators,

wherein said second level is disposed above said first level,

wherein said first level comprises crystalline silicon,

wherein said second level comprises crystalline silicon; and

an oxide layer disposed between said first level and said second level,

wherein said second level is bonded to said first level.

16. The device according to claim 15 , further comprising:

a plurality of electromagnetic waveguides.

17. The device according to claim 15 ,

wherein said bonded comprises oxide to oxide bonds.

18. The device according to claim 15 , further comprising:

a third level comprising electronic circuits comprising a crystalline silicon layer,

wherein said crystalline silicon layer has a thickness less than 60 microns.

19. The device according to claim 15 , further comprising:

a plurality of electromagnetic waveguides,

wherein said plurality of electromagnetic waveguides each comprise a hollow-metal waveguide.

20. The device according to claim 15 , further comprising:

a plurality of electromagnetic waveguides,

wherein said plurality of electromagnetic waveguides each comprise a first material comprising a high index of refraction surrounded by a second material comprising a lower index of refraction.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 2, 2021
From: OR-BACH, ZVI; CRONQUIST, BRIAN; SEKAR, DEEPAK
To: MONOLITHIC 3D INC.
Reel/Frame 055450/0509 →
Continuity (7)
Continuation In Part 17121726 · Dec 14, 2020
Continuation In Part 17027217 · Sep 21, 2020
Continuation In Part 16860027 · Apr 27, 2020
Continuation In Part 15920499 · Mar 14, 2018
Continuation In Part 14936657 · Nov 9, 2015
Continuation In Part 13274161 · Oct 14, 2011
Continuation In Part 12904103 · Oct 13, 2010
Cited By (1)
US 12,635,583