公开(公告)号：US09613844B2

公开(公告)日：2017-04-04

申请号：US14821683

申请日：2015-08-07

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist ,  Deepak C. Sekar ,  Zeev Wurman ,  Israel Beinglass

IPC: H01L25/065 ,  H01L23/48 ,  H01L21/762 ,  H01L29/78 ,  H01L27/105 ,  H01L21/683 ,  H01L23/544 ,  H01L27/088 ,  G11C8/16 ,  H01L21/768 ,  H01L21/822 ,  H01L21/8238 ,  H01L21/84 ,  H01L23/525 ,  H01L29/423 ,  H01L29/66 ,  H01L21/74 ,  H01L27/02 ,  H01L27/06 ,  H01L27/092 ,  H01L27/10 ,  H01L27/108 ,  H01L29/788 ,  H01L29/792 ,  H01L27/11 ,  H01L27/112 ,  H01L27/11526 ,  H01L27/11529 ,  H01L27/11551 ,  H01L27/11573 ,  H01L27/11578 ,  H01L27/118 ,  H01L27/12 ,  H01L23/367 ,  H01L23/00 ,  H01L25/00

CPC classification number: H01L21/6835 ,  G11C8/16 ,  H01L21/743 ,  H01L21/76254 ,  H01L21/76898 ,  H01L21/8221 ,  H01L21/823828 ,  H01L21/84 ,  H01L23/3677 ,  H01L23/481 ,  H01L23/5252 ,  H01L23/544 ,  H01L24/45 ,  H01L24/48 ,  H01L25/0655 ,  H01L25/0657 ,  H01L25/50 ,  H01L27/0207 ,  H01L27/0688 ,  H01L27/088 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/10802 ,  H01L27/10873 ,  H01L27/10876 ,  H01L27/10894 ,  H01L27/10897 ,  H01L27/11 ,  H01L27/1108 ,  H01L27/112 ,  H01L27/11206 ,  H01L27/11526 ,  H01L27/11529 ,  H01L27/11551 ,  H01L27/11573 ,  H01L27/11578 ,  H01L27/11807 ,  H01L27/11898 ,  H01L27/1203 ,  H01L27/1214 ,  H01L27/1266 ,  H01L29/4236 ,  H01L29/66272 ,  H01L29/66621 ,  H01L29/66825 ,  H01L29/66833 ,  H01L29/66901 ,  H01L29/78 ,  H01L29/7841 ,  H01L29/7843 ,  H01L29/7881 ,  H01L29/792 ,  H01L2221/68368 ,  H01L2223/5442 ,  H01L2223/54426 ,  H01L2224/131 ,  H01L2224/16225 ,  H01L2224/16235 ,  H01L2224/32145 ,  H01L2224/32225 ,  H01L2224/45124 ,  H01L2224/45147 ,  H01L2224/48091 ,  H01L2224/48227 ,  H01L2224/73204 ,  H01L2224/73253 ,  H01L2224/73265 ,  H01L2224/83894 ,  H01L2225/06513 ,  H01L2225/06541 ,  H01L2225/06558 ,  H01L2924/00011 ,  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 ,  H01L2924/1431 ,  H01L2924/1434 ,  H01L2924/1461 ,  H01L2924/15311 ,  H01L2924/1579 ,  H01L2924/16152 ,  H01L2924/19041 ,  H01L2924/30105 ,  H01L2924/3011 ,  H01L2924/3025 ,  H01L2924/00014 ,  H01L2924/014 ,  H01L2924/00015 ,  H01L2924/00 ,  H01L2224/80001

Abstract: A 3D semiconductor device, including: a first layer including first transistors; a first interconnection layer interconnecting the first transistors and overlying the first layer; and a second layer including second transistors, where the second layer thickness is less than 2 microns and greater than 5 nm, where the second layer is overlying the first interconnection layer, and where the second layer includes dice lines formed by an etch step.

公开(公告)号：US20160064439A1

公开(公告)日：2016-03-03

申请号：US14936657

申请日：2015-11-09

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Deepak C. Sekar

IPC: H01L27/146

CPC classification number: H01L27/14634 ,  H01L25/0756 ,  H01L27/14623 ,  H01L27/14629 ,  H01L27/14647 ,  H01L27/1469 ,  H01L33/382

Abstract: A method for processing a semiconductor wafer, the method including: providing a semiconductor wafer including an image sensor pixels layer including a plurality of image sensor pixels, the layer overlaying a wafer substrate; and then bonding the semiconductor wafer to a carrier wafer; and then cutting off a substantial portion of the wafer substrate, and then processing the substantial portion of the wafer substrate for reuse.

Abstract translation: 一种用于处理半导体晶片的方法，所述方法包括：提供包括包括多个图像传感器像素的图像传感器像素层的半导体晶片，覆盖晶片衬底的层; 然后将半导体晶片接合到载体晶片; 然后切断晶片衬底的大部分，然后处理晶片衬底的大部分以便重新使用。

公开(公告)号：US20150348945A1

公开(公告)日：2015-12-03

申请号：US14821683

申请日：2015-08-07

Applicant: Monolithic 3D Inc.

Inventor： Zvi Or-Bach ,  Brian Cronquist ,  Deepak C. Sekar ,  Zeev Wurman ,  Israel Beinglass

IPC: H01L25/065 ,  H01L23/532 ,  H01L29/45 ,  H01L27/088 ,  H01L27/06 ,  H01L23/544 ,  H01L23/522

CPC classification number: H01L21/6835 ,  G11C8/16 ,  H01L21/743 ,  H01L21/76254 ,  H01L21/76898 ,  H01L21/8221 ,  H01L21/823828 ,  H01L21/84 ,  H01L23/3677 ,  H01L23/481 ,  H01L23/5252 ,  H01L23/544 ,  H01L24/45 ,  H01L24/48 ,  H01L25/0655 ,  H01L25/0657 ,  H01L25/50 ,  H01L27/0207 ,  H01L27/0688 ,  H01L27/088 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/10802 ,  H01L27/10873 ,  H01L27/10876 ,  H01L27/10894 ,  H01L27/10897 ,  H01L27/11 ,  H01L27/1108 ,  H01L27/112 ,  H01L27/11206 ,  H01L27/11526 ,  H01L27/11529 ,  H01L27/11551 ,  H01L27/11573 ,  H01L27/11578 ,  H01L27/11807 ,  H01L27/11898 ,  H01L27/1203 ,  H01L27/1214 ,  H01L27/1266 ,  H01L29/4236 ,  H01L29/66272 ,  H01L29/66621 ,  H01L29/66825 ,  H01L29/66833 ,  H01L29/66901 ,  H01L29/78 ,  H01L29/7841 ,  H01L29/7843 ,  H01L29/7881 ,  H01L29/792 ,  H01L2221/68368 ,  H01L2223/5442 ,  H01L2223/54426 ,  H01L2224/131 ,  H01L2224/16225 ,  H01L2224/16235 ,  H01L2224/32145 ,  H01L2224/32225 ,  H01L2224/45124 ,  H01L2224/45147 ,  H01L2224/48091 ,  H01L2224/48227 ,  H01L2224/73204 ,  H01L2224/73253 ,  H01L2224/73265 ,  H01L2224/83894 ,  H01L2225/06513 ,  H01L2225/06541 ,  H01L2225/06558 ,  H01L2924/00011 ,  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 ,  H01L2924/1431 ,  H01L2924/1434 ,  H01L2924/1461 ,  H01L2924/15311 ,  H01L2924/1579 ,  H01L2924/16152 ,  H01L2924/19041 ,  H01L2924/30105 ,  H01L2924/3011 ,  H01L2924/3025 ,  H01L2924/00014 ,  H01L2924/014 ,  H01L2924/00015 ,  H01L2924/00 ,  H01L2224/80001

Abstract: A 3D semiconductor device, including: a first layer including first transistors; a first interconnection layer interconnecting the first transistors and overlying the first layer; and a second layer including second transistors, where the second layer thickness is less than 2 microns and greater than 5 nm, where the second layer is overlying the first interconnection layer, and where the second layer includes dice lines formed by an etch step.

Abstract translation: 一种3D半导体器件，包括：包括第一晶体管的第一层; 互连第一晶体管并覆盖第一层的第一互连层; 以及包括第二晶体管的第二层，其中所述第二层厚度小于2微米且大于5nm，其中所述第二层覆盖所述第一互连层，并且其中所述第二层包括通过蚀刻步骤形成的管芯线。

公开(公告)号：US20150249053A1

公开(公告)日：2015-09-03

申请号：US14626563

申请日：2015-02-19

Applicant: Monolithic 3D Inc.

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

IPC: H01L23/538 ,  H01L27/088 ,  H01L27/06

CPC classification number: H01L23/5386 ,  H01L27/0688 ,  H01L27/085 ,  H01L27/0886 ,  H01L27/092 ,  H01L27/10802 ,  H01L27/1108 ,  H01L27/11524 ,  H01L27/11551 ,  H01L27/228 ,  H01L27/2436 ,  H01L27/249 ,  H01L45/04 ,  H01L45/06 ,  H01L45/085 ,  H01L45/1226 ,  H01L45/1233 ,  H01L45/145 ,  H01L45/146 ,  H01L45/1675 ,  H01L2224/16225 ,  H01L2224/32225 ,  H01L2224/73204 ,  H01L2924/15311 ,  H01L2924/00

Abstract: A semiconductor device including: a first layer including first transistors including at least one first monocrystalline silicon transistor channel; a second layer including second transistors including at least one second monocrystalline non-silicon transistor channel; a plurality of connection paths extending from the second transistors to the first transistors, where at least one of the connection paths includes at least one through layer via with a diameter of less than 200 nm.

Abstract translation: 一种半导体器件，包括：包括第一晶体管的第一层，所述第一晶体管包括至少一个第一单晶硅晶体管沟道; 第二层，包括包括至少一个第二单晶非硅晶体管沟道的第二晶体管; 从第二晶体管延伸到第一晶体管的多个连接路径，其中至少一个连接路径包括直径小于200nm的至少一个贯穿层通孔。

公开(公告)号：US20240395592A1

公开(公告)日：2024-11-28

申请号：US17942109

申请日：2022-09-09

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 ,  H01L23/00 ,  H01L23/367 ,  H01L23/48 ,  H01L23/525 ,  H01L25/00 ,  H01L25/065 ,  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 ,  H10B20/20 ,  H10B41/20 ,  H10B41/40 ,  H10B41/41 ,  H10B43/20 ,  H10B43/40

Abstract: A method for producing a 3D memory device including: providing a first level including a first single-crystal layer and control circuits, where the first level includes at least two interconnecting metal layers; forming at least one second level disposed above the first level; performing a first etch step including etching holes within the second level; forming at least one third level above the second level; performing a second etch step including etching holes within the third level; and performing additional processing steps to form a plurality of first memory cells within the second level and a plurality of second memory cells within the third level; each of first memory cells include one first transistor and each of second memory cells include one second transistor, where first memory cells and second memory cells are a NAND nonvolatile type memory, and at least one of the second transistors include a metal gate.

公开(公告)号：US20240379502A1

公开(公告)日：2024-11-14

申请号：US18778977

申请日：2024-07-20

Applicant: Monolithic 3D Inc.

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

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

Abstract: A 3D semiconductor device, the device including: a first level including single crystal first transistors, a first metal layer, and a first isolation layer; a second level including second transistors and a second isolation layer, where the first level is overlaid by the second level; a third level including single crystal third transistors, where the second level is overlaid by the third level, where the third level includes a third isolation layer, where the third level is bonded to the second level; and a power delivery path to the second transistors, where at least a portion of the power delivery path is connected to at least one of the first transistors.

公开(公告)号：US12144190B2

公开(公告)日：2024-11-12

申请号：US18677553

申请日：2024-05-29

Applicant: Monolithic 3D Inc.

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

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

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; a first metal layer; a second metal layer overlaying the first metal layer; and a second level including a plurality of second transistors and at least one third metal layer, where the second level overlays the first level, where at least one of the second transistors includes a transistor channel, where the second level includes a plurality of memory cells, where each of the plurality of memory cells includes at least one of the second transistors, where the device includes at least one Phase-Lock-Loop (“PLL”) circuit or at least one Digital-Lock-Loop (“DLL”) circuit, where the second level is directly bonded to the first level, and where the bonded includes metal to metal bonds.

公开(公告)号：US20240371906A1

公开(公告)日：2024-11-07

申请号：US18778976

申请日：2024-07-20

Applicant: Monolithic 3D Inc.

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

IPC: H01L27/146

Abstract: An integrated device, the device including: a first level including a first mono-crystal layer, the first mono-crystal layer including a plurality of single crystal transistors; an overlying oxide disposed on top of the first level; a second level including a second mono-crystal layer, the second level overlaying the oxide, where the second mono-crystal layer includes a plurality of image sensors, where the second level is bonded to the first level including an oxide to oxide bond; a plurality of pixel control circuits; a third level disposed underneath the first level, where the third level includes a plurality of third transistors, where the plurality of third transistors each include a single crystal channel; and a plurality of recessed channel transistors.

公开(公告)号：US12068187B2

公开(公告)日：2024-08-20

申请号：US18424790

申请日：2024-01-27

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 ,  H01L23/00 ,  H01L23/367 ,  H01L25/00 ,  H01L25/065 ,  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 ,  H01L2924/15311 ,  H01L2924/1579 ,  H01L2924/16152 ,  H01L2924/181 ,  H01L2924/19041 ,  H01L2924/30105 ,  H01L2924/3011 ,  H01L2924/3025 ,  H10B12/05 ,  H10B20/20

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 layer; a second metal layer overlaying the first metal layer; and a second level including a second single crystal layer, the second level including second transistors and at least one third metal layer, where the second level overlays the first level, where at least one of the second transistors includes a transistor channel, where the second level includes a plurality of DRAM memory cells, where each of the plurality of DRAM memory cells includes at least one of the second transistors and one capacitor, where the second level is directly bonded to the first level, and where the bonded includes metal to metal bonds.

公开(公告)号：US11876011B2

公开(公告)日：2024-01-16

申请号：US18215062

申请日：2023-06-27

Applicant: Monolithic 3D Inc.

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

IPC: H01L27/02 ,  H01L27/06 ,  H01L27/092 ,  H01L27/10 ,  H01L27/105 ,  H01L27/118 ,  H01L27/12 ,  H01L29/423 ,  H01L29/66 ,  H01L29/78 ,  H01L29/788 ,  H01L21/683 ,  H01L21/74 ,  H01L21/762 ,  H01L21/768 ,  H01L21/822 ,  H01L21/8238 ,  H01L21/84 ,  H01L23/48 ,  H01L23/525 ,  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 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; and a second level including a second single crystal layer, the second level including second transistors, where the second level overlays the first level, where at least one of the second transistors includes a raised source or raised drain transistor structure, where the second level is directly bonded to the first level, and where the bonded includes direct oxide-to-oxide bonds.