公开(公告)号：US11881443B2

公开(公告)日：2024-01-23

申请号：US18215631

申请日：2023-06-28

Applicant: Monolithic 3D Inc.

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

IPC: H01L23/48 ,  H01L27/06 ,  H01L27/088 ,  H01L29/66 ,  H01L23/544 ,  H01L29/732 ,  H01L27/118 ,  H01L29/10 ,  H01L29/808 ,  H01L27/02 ,  H01L29/78 ,  H01L21/74 ,  H10B12/00 ,  H10B41/20 ,  H10B41/40 ,  H10B43/20 ,  H10B43/40 ,  H01L23/34 ,  H01L23/50 ,  H10B63/00

CPC classification number: H01L23/481 ,  H01L21/743 ,  H01L23/34 ,  H01L23/50 ,  H01L23/544 ,  H01L27/0207 ,  H01L27/0688 ,  H01L27/088 ,  H01L27/0886 ,  H01L27/11807 ,  H01L29/1066 ,  H01L29/66272 ,  H01L29/66704 ,  H01L29/66825 ,  H01L29/66901 ,  H01L29/732 ,  H01L29/7841 ,  H01L29/808 ,  H10B12/09 ,  H10B12/20 ,  H10B12/50 ,  H10B41/20 ,  H10B41/40 ,  H10B43/20 ,  H10B43/40 ,  H01L27/0623 ,  H01L2224/16225 ,  H01L2224/73253 ,  H01L2924/12032 ,  H01L2924/1305 ,  H01L2924/13062 ,  H01L2924/13091 ,  H01L2924/1461 ,  H01L2924/16152 ,  H10B63/30 ,  H10B63/845

Abstract: A 3D semiconductor device, the device including: a first level including a plurality of first metal layers; a second level, where the second level overlays the first level, where the second level includes at least one single crystal silicon layer, where the second level includes a plurality of transistors, where each transistor of the plurality of transistors includes a single crystal channel, where the second level includes a plurality of second metal layers, where the plurality of second metal layers include interconnections between the transistors of the plurality of transistors, and where the second level is overlaid by a first isolation layer; and a connective path from the plurality of transistors to the plurality of first metal layers, where the connective path includes a via disposed through at least the single crystal silicon layer, and where at least one of the via includes a contact to at least one of the transistors.

公开(公告)号：US11869965B2

公开(公告)日：2024-01-09

申请号：US18227183

申请日：2023-07-27

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach

IPC: H01L29/78 ,  G11C16/02 ,  G11C11/404 ,  G11C11/4097 ,  H10B10/00 ,  H10B12/00 ,  H10B43/20 ,  H10B69/00 ,  H10B63/00 ,  G11C11/412 ,  G11C16/04

CPC classification number: H01L29/78 ,  G11C11/404 ,  G11C11/4097 ,  G11C16/02 ,  H01L29/7841 ,  H10B10/12 ,  H10B12/20 ,  H10B43/20 ,  H10B63/30 ,  H10B69/00 ,  G11C11/412 ,  G11C16/0483 ,  G11C2213/71

Abstract: A 3D semiconductor device including: a first level including a first single crystal layer and first transistors, and at least one first metal layer-which includes interconnects between the first transistors forming control circuits-which overlays the first single crystal layer; a second metal layer overlaying first metal layer; a second level including second transistors, first memory cells (each including at least one second transistor) and overlaying second metal layer; a third level including third transistors (at least one includes a polysilicon channel), second memory cells (each including at least one third transistor and cell is partially disposed atop control circuits) and overlaying the second level; control circuits control data written to second memory cells; third metal layer disposed above third level; fourth metal layer includes a global power distribution grid, has a thickness at least twice the second metal layer, and is disposed above third metal layer.

公开(公告)号：US11862503B2

公开(公告)日：2024-01-02

申请号：US18106757

申请日：2023-02-07

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 ,  H01L23/367 ,  H01L25/065 ,  H01L25/00 ,  H01L23/00 ,  H10B20/20

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 ,  H01L24/13 ,  H01L24/16 ,  H01L24/45 ,  H01L24/48 ,  H01L25/0655 ,  H01L25/0657 ,  H01L25/50 ,  H01L27/1214 ,  H01L27/1266 ,  H01L2221/68368 ,  H01L2223/5442 ,  H01L2223/54426 ,  H01L2224/131 ,  H01L2224/16145 ,  H01L2224/16146 ,  H01L2224/16227 ,  H01L2224/16235 ,  H01L2224/32145 ,  H01L2224/32225 ,  H01L2224/45124 ,  H01L2224/45147 ,  H01L2224/48091 ,  H01L2224/48227 ,  H01L2224/73204 ,  H01L2224/73253 ,  H01L2224/73265 ,  H01L2224/81005 ,  H01L2224/83894 ,  H01L2225/06513 ,  H01L2225/06541 ,  H01L2924/00011 ,  H01L2924/01002 ,  H01L2924/01004 ,  H01L2924/01013 ,  H01L2924/01018 ,  H01L2924/01019 ,  H01L2924/01029 ,  H01L2924/01046 ,  H01L2924/01066 ,  H01L2924/01068 ,  H01L2924/01077 ,  H01L2924/01078 ,  H01L2924/01322 ,  H01L2924/10253 ,  H01L2924/10329 ,  H01L2924/12032 ,  H01L2924/12033 ,  H01L2924/12036 ,  H01L2924/12042 ,  H01L2924/1301 ,  H01L2924/1305 ,  H01L2924/13062 ,  H01L2924/13091 ,  H01L2924/14 ,  H01L2924/1461 ,  H01L2924/1579 ,  H01L2924/15311 ,  H01L2924/16152 ,  H01L2924/181 ,  H01L2924/19041 ,  H01L2924/3011 ,  H01L2924/3025 ,  H01L2924/30105 ,  H10B12/05 ,  H10B20/20

Abstract: A method for producing a 3D semiconductor device including: providing a first level including a first single crystal layer; forming a first metal layer on top of first level; forming a second metal layer on top of the first metal layer; forming at least one second level above the second metal layer; performing a first lithography step on the second level; forming a third level on top of the second level; performing a second lithography step on the third level; perform processing steps to form first memory cells within the second level and second memory cells within the third level, where first memory cells include at least one second transistor, and the second memory cells include at least one third transistor; and deposit a gate electrode for the second and the third transistors simultaneously.

公开(公告)号：US11854857B1

公开(公告)日：2023-12-26

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 ,  H01L29/423 ,  H01L29/66 ,  H01L29/78 ,  H01L29/788 ,  H01L23/48 ,  H01L23/525 ,  H01L27/02 ,  H01L27/06 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/118 ,  H01L27/12 ,  H01L29/792 ,  G11C8/16 ,  H10B10/00 ,  H10B12/00 ,  H10B20/00 ,  H10B41/20 ,  H10B41/40 ,  H10B41/41 ,  H10B43/20 ,  H10B43/40 ,  H01L23/367 ,  H01L25/065 ,  H01L25/00 ,  H01L23/00 ,  H10B20/20

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 ,  H01L24/13 ,  H01L24/16 ,  H01L24/45 ,  H01L24/48 ,  H01L25/0655 ,  H01L25/0657 ,  H01L25/50 ,  H01L27/1214 ,  H01L27/1266 ,  H01L2221/68368 ,  H01L2223/5442 ,  H01L2223/54426 ,  H01L2224/131 ,  H01L2224/16145 ,  H01L2224/16146 ,  H01L2224/16227 ,  H01L2224/16235 ,  H01L2224/32145 ,  H01L2224/32225 ,  H01L2224/45124 ,  H01L2224/45147 ,  H01L2224/48091 ,  H01L2224/48227 ,  H01L2224/73204 ,  H01L2224/73253 ,  H01L2224/73265 ,  H01L2224/81005 ,  H01L2224/83894 ,  H01L2225/06513 ,  H01L2225/06541 ,  H01L2924/00011 ,  H01L2924/01002 ,  H01L2924/01004 ,  H01L2924/01013 ,  H01L2924/01018 ,  H01L2924/01019 ,  H01L2924/01029 ,  H01L2924/01046 ,  H01L2924/01066 ,  H01L2924/01068 ,  H01L2924/01077 ,  H01L2924/01078 ,  H01L2924/01322 ,  H01L2924/10253 ,  H01L2924/10329 ,  H01L2924/12032 ,  H01L2924/12033 ,  H01L2924/12036 ,  H01L2924/12042 ,  H01L2924/1301 ,  H01L2924/1305 ,  H01L2924/13062 ,  H01L2924/13091 ,  H01L2924/14 ,  H01L2924/1461 ,  H01L2924/1579 ,  H01L2924/15311 ,  H01L2924/16152 ,  H01L2924/181 ,  H01L2924/19041 ,  H01L2924/3011 ,  H01L2924/3025 ,  H01L2924/30105 ,  H10B12/05 ,  H10B20/20

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：US11812620B2

公开(公告)日：2023-11-07

申请号：US18206040

申请日：2023-06-05

Applicant: Monolithic 3D Inc.

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

IPC: H10B80/00 ,  H10B12/00 ,  H01L25/065 ,  H01L25/18 ,  H01L23/00 ,  H01L25/00

CPC classification number: H10B80/00 ,  H01L24/08 ,  H01L24/80 ,  H01L25/0657 ,  H01L25/18 ,  H01L25/50 ,  H10B12/20 ,  H01L2224/08145 ,  H01L2224/80895 ,  H01L2224/80896 ,  H01L2924/1431 ,  H01L2924/1436

Abstract: A semiconductor device, the device including: a first level including a plurality of first memory arrays, where the first level includes a plurality of first transistors and a plurality of metal layers; a second level disposed on top of the first level, where the second level includes a plurality of second memory arrays, where the first level is bonded to the second level, where the bonded includes oxide to oxide bonding regions and a plurality of metal to metal bonding regions, where the plurality of first memory arrays includes a plurality of first DRAM (Dynamic Random Access Memory) cells, and where the plurality of second memory arrays includes a plurality of second DRAM (Dynamic Random Access Memory) cells.

公开(公告)号：US11800725B1

公开(公告)日：2023-10-24

申请号：US18104299

申请日：2023-02-01

Applicant: Monolithic 3D Inc.

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

IPC: H10B80/00 ,  H01L25/18 ,  H01L23/528 ,  H01L23/48 ,  H01L23/00 ,  H01L25/00

CPC classification number: H10B80/00 ,  H01L23/481 ,  H01L23/5286 ,  H01L24/08 ,  H01L25/18 ,  H01L25/50 ,  H01L2224/08145

Abstract: A 3D device including: a first level including first transistors and a first interconnect; a second level including second transistors and overlaying the first level; and at least eight electronic circuit units (ECUs), where each of the at least eight ECUs includes a first circuit, the first circuit including a portion of the first transistors, where each of the at least eight ECUs includes a second circuit including a portion of the second transistors, where each of the at least eight ECUs includes a first vertical bus, where the first vertical bus provides electrical connections between the first circuit and the second circuit, where each of the at least eight ECUs includes at least one processor and at least one memory array, where the second level is bonded to the first level, and where the bonded includes oxide to oxide bonding regions and metal to metal bonding regions.

公开(公告)号：US11784169B2

公开(公告)日：2023-10-10

申请号：US18141415

申请日：2023-04-29

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist

IPC: H01L21/74 ,  H01L25/065 ,  H01L21/768 ,  H01L23/48 ,  H01L23/485 ,  H01L23/522 ,  H01L27/06 ,  H01L29/66 ,  H01L25/00 ,  H01L23/00 ,  H01L27/088 ,  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 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 include a second 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 100 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 a typical thickness of the fourth metal layer is at least 50% greater than a typical thickness of the third metal.

公开(公告)号：US20230307283A1

公开(公告)日：2023-09-28

申请号：US18200387

申请日：2023-05-22

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 a 3D semiconductor device including: providing a first level including 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 above the second metal layer; performing a first lithography step on the second level; forming a third level on top of the second level; performing processing steps to form first memory cells within the second level and form second memory cells within the third level, where the first memory cells include at least one second transistor, and the second memory cells include at least one third transistor; and then at performing at least one deposition step which deposits gate electrodes for both the second and the third transistors, and forming at least four independent memory arrays.

公开(公告)号：US11694944B1

公开(公告)日：2023-07-04

申请号：US18109254

申请日：2023-02-13

Applicant: Monolithic 3D Inc.

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

IPC: H01L23/48 ,  H01L27/06 ,  H01L27/088 ,  H01L29/732 ,  H01L27/118 ,  H01L29/10 ,  H01L29/808 ,  H01L29/66 ,  H01L27/02 ,  H01L29/78 ,  H01L21/74 ,  H10B12/00 ,  H10B41/20 ,  H10B41/40 ,  H10B43/20 ,  H10B43/40 ,  H01L23/544 ,  H01L23/34 ,  H01L23/50 ,  H10B63/00

CPC classification number: H01L23/481 ,  H01L21/743 ,  H01L23/34 ,  H01L23/50 ,  H01L23/544 ,  H01L27/0207 ,  H01L27/0688 ,  H01L27/088 ,  H01L27/0886 ,  H01L27/11807 ,  H01L29/1066 ,  H01L29/66272 ,  H01L29/66704 ,  H01L29/66825 ,  H01L29/66901 ,  H01L29/732 ,  H01L29/7841 ,  H01L29/808 ,  H10B12/09 ,  H10B12/20 ,  H10B12/50 ,  H10B41/20 ,  H10B41/40 ,  H10B43/20 ,  H10B43/40 ,  H01L27/0623 ,  H01L2224/16225 ,  H01L2224/73253 ,  H01L2924/12032 ,  H01L2924/1305 ,  H01L2924/13062 ,  H01L2924/13091 ,  H01L2924/1461 ,  H01L2924/16152 ,  H10B63/30 ,  H10B63/845

Abstract: A 3D semiconductor device including: a first level including a plurality of first metal layers; a second level, where the second level overlays the first level, where the second level includes at least one single crystal silicon layer, where the second level includes a plurality of transistors, where each transistor of the plurality of transistors includes a single crystal channel, where the second level includes a plurality of second metal layers, where the plurality of second metal layers include interconnections between the transistors of the plurality of transistors, and where the second level is overlaid by a first isolation layer; and a connective path between the plurality of transistors and the plurality of first metal layers, where the connective path includes a via disposed through at least the single crystal silicon layer, and where the via includes contact with at least one of the plurality of transistors.

公开(公告)号：US11682683B2

公开(公告)日：2023-06-20

申请号：US17967312

申请日：2022-10-17

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Deepak C. Sekar

IPC: H01L27/146 ,  H01L27/28 ,  H01L33/50 ,  H01L33/16 ,  H01L27/12 ,  H01L27/24 ,  H01L27/30 ,  H01L31/0352 ,  H01L27/32

CPC classification number: H01L27/14603 ,  H01L27/124 ,  H01L27/2409 ,  H01L27/281 ,  H01L27/307 ,  H01L31/0352 ,  H01L33/16 ,  H01L33/50 ,  H01L27/2436 ,  H01L27/3206

Abstract: A 3D micro display, the 3D micro display including: a first level including a first single crystal layer, the first single crystal layer includes a plurality of LED driving circuits; a second level including a first plurality of light emitting diodes (LEDs), the first plurality of LEDs including a second single crystal layer; a third level including a second plurality of light emitting diodes (LEDs), the second plurality of LEDs including a third single crystal layer, where the first level is disposed on top of the second level, where the second level includes at least ten individual first LED pixels; and a bonding structure, where the bonding structure includes oxide to oxide bonding.