公开(公告)号：US12021067B2

公开(公告)日：2024-06-25

申请号：US18389752

申请日：2023-12-19

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Jin-Woo Han ,  Brian Cronquist ,  Eli Lusky

IPC: H01L25/065 ,  H01L23/00 ,  H01L23/473 ,  H01L23/48 ,  H10B80/00

CPC classification number: H01L25/0657 ,  H01L23/473 ,  H01L23/481 ,  H01L24/08 ,  H10B80/00 ,  H01L2224/08146 ,  H01L2225/06544 ,  H01L2924/1421 ,  H01L2924/1431

Abstract: A 3D device, the device including: at least one first level including logic circuits; at least one second level bonded to the first level, where the at least one second level includes a plurality of transistors; connectivity structures, where the connectivity structures include a plurality of transmission lines, where the plurality of transmission lines are designed to conduct radio frequencies (“RF”) signals, and where the bonded includes oxide to oxide bond regions and metal to metal bond regions; and a plurality of vias disposed through the at least one second level, where at least a majority of the plurality of vias have a diameter of less than 5 micrometers.

公开(公告)号：US20240128237A1

公开(公告)日：2024-04-18

申请号：US18395546

申请日：2023-12-23

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist

IPC: H01L25/065 ,  H01L21/74 ,  H01L21/768 ,  H01L23/00 ,  H01L23/48 ,  H01L23/485 ,  H01L23/522 ,  H01L25/00 ,  H01L27/06 ,  H01L27/088 ,  H01L29/66

CPC classification number: H01L25/0657 ,  H01L21/743 ,  H01L21/76898 ,  H01L23/481 ,  H01L23/485 ,  H01L23/522 ,  H01L24/25 ,  H01L25/50 ,  H01L27/0688 ,  H01L27/088 ,  H01L29/66621 ,  H01L27/092 ,  H01L2924/0002 ,  H01L2924/12032 ,  H01L2924/13091 ,  H01L2924/351

Abstract: A semiconductor device, the device including: a first substrate; a first metal layer disposed over the first substrate; a second metal layer disposed over the first metal layer; a first level including a plurality of transistors, the first level disposed over the second metal layer, where the plurality of transistors each include single crystal silicon; a third metal layer disposed over the first level; a fourth metal layer disposed over the third metal layer, where the fourth metal layer is aligned to the first metal layer with a less than 200 nm alignment error; and a via disposed through the first level, where the via has a diameter of less than 450 nm, where the fourth metal layer provides a global power distribution, and where processing of the device includes use of a carrier wafer.

公开(公告)号：US20240128116A1

公开(公告)日：2024-04-18

申请号：US18542761

申请日：2023-12-17

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist ,  Deepak C. Sekar

IPC: H01L21/683 ,  G11C8/16 ,  H01L21/74 ,  H01L21/762 ,  H01L21/768 ,  H01L21/822 ,  H01L21/8238 ,  H01L21/84 ,  H01L23/48 ,  H01L23/525 ,  H01L27/02 ,  H01L27/06 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/118 ,  H01L27/12 ,  H01L29/423 ,  H01L29/66 ,  H01L29/78 ,  H01L29/788 ,  H01L29/792 ,  H10B10/00 ,  H10B12/00 ,  H10B20/00 ,  H10B41/20 ,  H10B41/40 ,  H10B41/41 ,  H10B43/20 ,  H10B43/40

CPC classification number: H01L21/6835 ,  G11C8/16 ,  H01L21/743 ,  H01L21/76254 ,  H01L21/76898 ,  H01L21/8221 ,  H01L21/823828 ,  H01L21/84 ,  H01L23/481 ,  H01L23/5252 ,  H01L27/0207 ,  H01L27/0688 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/11807 ,  H01L27/11898 ,  H01L27/1203 ,  H01L29/4236 ,  H01L29/66272 ,  H01L29/66621 ,  H01L29/66825 ,  H01L29/66833 ,  H01L29/66901 ,  H01L29/78 ,  H01L29/7841 ,  H01L29/7843 ,  H01L29/7881 ,  H01L29/792 ,  H10B10/00 ,  H10B10/125 ,  H10B12/053 ,  H10B12/09 ,  H10B12/20 ,  H10B12/50 ,  H10B20/00 ,  H10B41/20 ,  H10B41/40 ,  H10B41/41 ,  H10B43/20 ,  H10B43/40 ,  H01L23/3677 ,  H01L2924/13062

Abstract: 3D semiconductor device including: first level including first single-crystal transistors; a plurality of memory control circuits formed from at least a portion of the first single-crystal transistors; first metal layer disposed atop the first single-crystal transistors; a second metal layer disposed atop the first metal layer; a second level disposed atop the second metal layer includes second transistors and a memory array of first memory cells; third level including second memory cells which include some third transistors, which themselves include a metal gate and is disposed above the second level; a third metal layer disposed above the third level; a fourth metal layer disposed above the third metal layer; a connective path from the third metal layer to the second metal layer with a thru second level via of a diameter less than 800 nm which also passes thru the memory array, adjust memory cell write voltages based on temperature information.

公开(公告)号：US11961827B1

公开(公告)日：2024-04-16

申请号：US18395546

申请日：2023-12-23

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist

IPC: H01L21/768 ,  H01L21/74 ,  H01L23/00 ,  H01L23/48 ,  H01L23/485 ,  H01L23/522 ,  H01L25/00 ,  H01L25/065 ,  H01L27/06 ,  H01L27/088 ,  H01L29/66 ,  H01L27/092 ,  H01L29/423 ,  H01L29/78

CPC classification number: H01L25/0657 ,  H01L21/743 ,  H01L21/76898 ,  H01L23/481 ,  H01L23/485 ,  H01L23/522 ,  H01L24/25 ,  H01L25/50 ,  H01L27/0688 ,  H01L27/088 ,  H01L29/66621 ,  H01L27/092 ,  H01L29/4236 ,  H01L29/78 ,  H01L2224/24146 ,  H01L2225/06544 ,  H01L2225/06589 ,  H01L2924/0002 ,  H01L2924/01104 ,  H01L2924/12032 ,  H01L2924/12042 ,  H01L2924/13091 ,  H01L2924/2064 ,  H01L2924/351

Abstract: A semiconductor device, the device including: a first substrate; a first metal layer disposed over the first substrate; a second metal layer disposed over the first metal layer; a first level including a plurality of transistors, the first level disposed over the second metal layer, where the plurality of transistors each include single crystal silicon; a third metal layer disposed over the first level; a fourth metal layer disposed over the third metal layer, where the fourth metal layer is aligned to the first metal layer with a less than 200 nm alignment error; and a via disposed through the first level, where the via has a diameter of less than 450 nm, where the fourth metal layer provides a global power distribution, and where processing of the device includes use of a carrier wafer.

公开(公告)号：US20240112942A1

公开(公告)日：2024-04-04

申请号：US18527269

申请日：2023-12-02

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist ,  Deepak C. Sekar

IPC: H01L21/683 ,  G11C8/16 ,  H01L21/74 ,  H01L21/762 ,  H01L21/768 ,  H01L21/822 ,  H01L21/8238 ,  H01L21/84 ,  H01L23/48 ,  H01L23/525 ,  H01L27/02 ,  H01L27/06 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/118 ,  H01L27/12 ,  H01L29/423 ,  H01L29/66 ,  H01L29/78 ,  H01L29/788 ,  H01L29/792 ,  H10B10/00 ,  H10B12/00 ,  H10B20/00 ,  H10B41/20 ,  H10B41/40 ,  H10B41/41 ,  H10B43/20 ,  H10B43/40

CPC classification number: H01L21/6835 ,  G11C8/16 ,  H01L21/743 ,  H01L21/76254 ,  H01L21/76898 ,  H01L21/8221 ,  H01L21/823828 ,  H01L21/84 ,  H01L23/481 ,  H01L23/5252 ,  H01L27/0207 ,  H01L27/0688 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/11807 ,  H01L27/11898 ,  H01L27/1203 ,  H01L29/4236 ,  H01L29/66272 ,  H01L29/66621 ,  H01L29/66825 ,  H01L29/66833 ,  H01L29/66901 ,  H01L29/78 ,  H01L29/7841 ,  H01L29/7843 ,  H01L29/7881 ,  H01L29/792 ,  H10B10/00 ,  H10B10/125 ,  H10B12/053 ,  H10B12/09 ,  H10B12/20 ,  H10B12/50 ,  H10B20/00 ,  H10B41/20 ,  H10B41/40 ,  H10B41/41 ,  H10B43/20 ,  H10B43/40 ,  H01L23/3677 ,  H01L2924/13062

Abstract: A 3D semiconductor device, the device including: a first level including a first single crystal layer, the first level including first transistors, where each of the first transistors includes a single crystal channel; first metal layers interconnecting at least the first transistors; a second metal layer overlaying the first metal layers; a first oxide layer disposed over the second metal layer; a second oxide layer disposed over the first oxide layer; and a second level including at least one array of memory cells and second transistors, where each of the memory cells includes at least one of the second transistors, where the second level overlays the first level, where at least one of the second transistors includes at least two independent gates, where the second level is directly bonded to the first level, and where the bonded includes direct oxide-to-oxide bonds.

公开(公告)号：US20240079401A1

公开(公告)日：2024-03-07

申请号：US18384883

申请日：2023-10-29

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist

IPC: H01L25/18 ,  H01L21/28 ,  H01L21/324 ,  H01L23/48 ,  H01L25/065 ,  H01L27/02 ,  H01L27/088 ,  H01L29/66 ,  H01L29/78

CPC classification number: H01L25/18 ,  H01L21/28194 ,  H01L21/324 ,  H01L23/481 ,  H01L25/0657 ,  H01L27/0266 ,  H01L27/0886 ,  H01L29/66795 ,  H01L29/785 ,  H01L2225/06541

Abstract: A semiconductor device including: a first silicon layer including a first single crystal silicon layer; first transistors with a single crystal channel and overlaid by a first metal layer; overlaid by a second metal layer; overlaid by a third metal layer; a second level with second transistors and including a metal gate, and then disposed over the third metal layer; the second level is overlaid by a third level with third transistors; and then overlaid by a fourth metal layer; fourth overlaid by a fifth metal layer; parts of the second transistors are made with Atomic Layer Deposition (“ALD”); the fifth metal layer average thickness is greater than the third metal layer average thickness by at least 50%; at least one element within at least one of the second transistors has been processed independently of the third transistors.

公开(公告)号：US11923374B2

公开(公告)日：2024-03-05

申请号：US18234784

申请日：2023-08-16

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist

IPC: H01L21/84 ,  H01L23/522 ,  H01L23/528 ,  H01L27/12

CPC classification number: H01L27/1207 ,  H01L21/84 ,  H01L23/5226 ,  H01L23/5286 ,  H01L27/1203

Abstract: A semiconductor device, the device including: a first silicon layer including a first single crystal silicon layer; a plurality of first transistors each including a single crystal channel; a first metal layer disposed over the plurality of first transistors; a second metal layer disposed over the first metal layer; a third metal layer disposed over the second metal layer; a second level including a plurality of second transistors, the second level disposed over the third metal layer; a fourth metal layer disposed over the second level; a fifth metal layer disposed over the fourth metal layer; a via disposed through the second level, where at least one of the plurality of second transistors includes a metal gate, where an average thickness of the fifth metal layer is greater than an average thickness of the third metal layer by at least 50%; and at least one Electrostatic discharge (“ESD”) structure.

公开(公告)号：US20230420283A1

公开(公告)日：2023-12-28

申请号：US18241990

申请日：2023-09-04

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist ,  Deepak C. Sekar

IPC: H01L21/683 ,  H01L21/74 ,  H01L21/762 ,  H01L21/768 ,  H01L21/822 ,  H01L21/8238 ,  H01L21/84 ,  H01L23/48 ,  H01L23/525 ,  H01L27/02 ,  H01L27/06 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/118 ,  H01L27/12 ,  H01L29/423 ,  H01L29/66 ,  H01L29/78 ,  H01L29/788 ,  H01L29/792 ,  G11C8/16 ,  H10B10/00 ,  H10B12/00 ,  H10B20/00 ,  H10B41/20 ,  H10B41/40 ,  H10B41/41 ,  H10B43/20 ,  H10B43/40

CPC classification number: H01L21/6835 ,  H01L21/743 ,  H01L21/76254 ,  H01L21/76898 ,  H01L21/8221 ,  H01L21/823828 ,  H01L21/84 ,  H01L23/481 ,  H01L23/5252 ,  H01L27/0207 ,  H01L27/0688 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/11807 ,  H01L27/11898 ,  H01L27/1203 ,  H01L29/4236 ,  H01L29/66272 ,  H01L29/66621 ,  H01L29/66825 ,  H01L29/66833 ,  H01L29/66901 ,  H01L29/78 ,  H01L29/7841 ,  H01L29/7843 ,  H01L29/7881 ,  H01L29/792 ,  G11C8/16 ,  H10B10/00 ,  H10B10/125 ,  H10B12/09 ,  H10B12/20 ,  H10B12/50 ,  H10B12/053 ,  H10B20/00 ,  H10B41/20 ,  H10B41/40 ,  H10B41/41 ,  H10B43/20 ,  H10B43/40 ,  H01L2924/13062 ,  H01L23/3677

Abstract: A method for producing 3D semiconductor devices including: providing a first level including first transistors and a first single crystal layer; forming a first metal layer on top of the first level; forming a second metal layer on top of the first metal layer; forming at least one second level on top of or above the second metal layer; performing a lithography step on the second level; forming at least one third level on top of or above the second level; performing processing steps to form first memory cells within the second level and second memory cells within the third level, where the first memory cells include at least one second transistor, the second memory cells include at least one third transistor, first transistors control power delivery to some second transistors; and then forming at least four independent memory arrays which include some first memory cells and/or second memory cells.

公开(公告)号：US11855100B2

公开(公告)日：2023-12-26

申请号：US18136335

申请日：2023-04-18

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Deepak C. Sekar ,  Brian Cronquist

IPC: H01L27/12 ,  H01L21/762 ,  H01L25/18 ,  H01L27/15 ,  H01L23/00 ,  H01L25/16 ,  G02B6/12 ,  H01L33/00

CPC classification number: H01L27/1203 ,  G02B6/12004 ,  H01L21/76254 ,  H01L24/32 ,  H01L25/167 ,  H01L25/18 ,  H01L27/15 ,  H01L24/05 ,  H01L24/16 ,  H01L33/0093 ,  H01L2224/05655 ,  H01L2224/16145 ,  H01L2224/32145

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, where the second level is disposed above the first level, where the integrated circuits include single crystal transistors; and an oxide layer disposed between the first level and the second level, where the integrated circuits include at least one memory circuit, where the second level is bonded to the oxide layer, and where the bonded includes oxide to oxide bonds.

公开(公告)号：US20230395608A1

公开(公告)日：2023-12-07

申请号：US18234784

申请日：2023-08-16

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist

IPC: H01L27/12 ,  H01L23/522 ,  H01L21/84 ,  H01L23/528

CPC classification number: H01L27/1207 ,  H01L23/5226 ,  H01L21/84 ,  H01L23/5286 ,  H01L27/1203

Abstract: A semiconductor device, the device including: a first silicon layer including a first single crystal silicon layer; a plurality of first transistors each including a single crystal channel; a first metal layer disposed over the plurality of first transistors; a second metal layer disposed over the first metal layer; a third metal layer disposed over the second metal layer; a second level including a plurality of second transistors, the second level disposed over the third metal layer; a fourth metal layer disposed over the second level; a fifth metal layer disposed over the fourth metal layer; a via disposed through the second level, where at least one of the plurality of second transistors includes a metal gate, where an average thickness of the fifth metal layer is greater than an average thickness of the third metal layer by at least 50%; and at least one Electrostatic discharge (“ESD”) structure.