公开(公告)号：US10211154B2

公开(公告)日：2019-02-19

申请号：US15350305

申请日：2016-11-14

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sung-Hun Lee ,  Seokjung Yun ,  Chang-Sup Lee ,  Seong Soon Cho ,  Jeehoon Han

IPC: H01L23/528 ,  H01L23/522 ,  H01L27/115 ,  H01L27/11578 ,  H01L27/11551 ,  H01L27/11556 ,  H01L21/768 ,  H01L27/1157 ,  H01L27/11582 ,  H01L27/11565 ,  H01L27/11575

Abstract: A three-dimensional (3D) semiconductor device includes a stack structure including first and second stacks stacked on a substrate. Each of the first and second stacks includes a first electrode and a second electrode on the first electrode. A sidewall of the second electrode of the first stack is horizontally spaced apart from a sidewall of the second electrode of the second stack by a first distance. A sidewall of the first electrode is horizontally spaced apart from the sidewall of the second electrode by a second distance in each of the first and second stacks. The second distance is smaller than a half of the first distance.

公开(公告)号：US12278165B2

公开(公告)日：2025-04-15

申请号：US17571874

申请日：2022-01-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyojoon Ryu ,  Bongyong Lee ,  Heesuk Kim ,  Junhee Lim ,  Sangyoun Jo ,  Kohji Kanamori ,  Jeehoon Han

IPC: H01L27/11519 ,  H01L23/48 ,  H10B41/10 ,  H10B41/27 ,  H10B41/35 ,  H10B41/40 ,  H10B43/10 ,  H10B43/27 ,  H10B43/35 ,  H10B43/40

Abstract: A semiconductor device includes a first structure and a second structure thereon. The first structure includes a substrate, circuit elements on the substrate, a lower interconnection structure electrically connected to the circuit elements, and lower bonding pads, which are electrically connected to the lower interconnection structure. The second structure includes a stack structure including: gate electrodes and interlayer insulating layers, which are alternately stacked and spaced apart in a vertical direction; a plate layer that extends on the stack structure; channel structures within the stack structure, separation regions, which penetrate at least partially through the stack structure, and upper bonding pads, which are electrically connected to the gate electrodes and the channel structures, and are bonded to corresponding ones of the lower bonding pads.

公开(公告)号：US12268004B2

公开(公告)日：2025-04-01

申请号：US18103070

申请日：2023-01-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyojoon Ryu ,  Younghwan Son ,  Seogoo Kang ,  Jesuk Moon ,  Junghoon Jun ,  Kohji Kanamori ,  Jeehoon Han

IPC: H10B43/35 ,  H10B43/10 ,  H10B43/27 ,  H10B43/40

Abstract: A semiconductor device includes; gate layers stacked on a substrate, a channel layer extending through the gate layers, a string select gate layer disposed on the channel layer and a string select channel layer extending through the string select gate layer to contact the channel layer. The string select channel layer includes a first portion below the string select gate layer including a first protruding region, a second portion extending through the string select gate layer, and a third portion above the string select gate layer including a second protruding region.

公开(公告)号：US20250071994A1

公开(公告)日：2025-02-27

申请号：US18767830

申请日：2024-07-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kohji Kanamori ,  Seogoo Kang ,  Kyungdong Kim ,  Seunghyun Lee ,  Junghoon Jun ,  Jeehoon Han ,  Taeyoon Hong

IPC: H10B43/27 ,  H10B43/10 ,  H10B43/35 ,  H10B43/40

Abstract: A semiconductor device includes a gate electrode structure, a memory channel structure, and a first contact plug. The gate electrode structure is disposed on a substrate, and includes gate electrodes spaced apart from each other in a first direction substantially perpendicular to an upper surface of the substrate. Each of the gate electrode extends in a second direction substantially parallel to the upper surface of the substrate. The memory channel structure extends through the gate electrode structure on the substrate. The first contact plug extends in the first direction on the substrate through and contacting a corresponding one of the gate electrodes, and a portion of a sidewall of the first contact plug at substantially the same level as the corresponding one of the gate electrodes is not surrounded by the corresponding one of the gate electrodes.

公开(公告)号：US12219768B2

公开(公告)日：2025-02-04

申请号：US18613389

申请日：2024-03-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Younghwan Son ,  Jeehoon Han

IPC: H10B43/27 ,  H01L29/417 ,  H01L29/423 ,  H10B41/20 ,  H10B43/20 ,  H10B43/30 ,  H10B51/20 ,  H10K19/00

Abstract: Three-dimensional (3D) semiconductor memory devices are provided. A 3D semiconductor memory device includes an electrode structure on a substrate. The electrode structure includes gate electrodes stacked on the substrate. The gate electrodes include electrode pad regions. The 3D semiconductor memory device includes a dummy vertical structure penetrating one of the electrode pad regions. The dummy vertical structure includes a dummy vertical semiconductor pattern and a contact pattern extending from a portion of the dummy vertical semiconductor pattern toward the substrate.

公开(公告)号：US20250014997A1

公开(公告)日：2025-01-09

申请号：US18892906

申请日：2024-09-23

Applicant: Samsung electronics Co., Ltd.

Inventor： Seungyoon Kim ,  Jeongyong Sung ,  Sanghun Chun ,  Jihwan Kim ,  Sunghee Chung ,  Jeehoon Han

IPC: H01L23/528 ,  H01L29/423 ,  H10B43/27

Abstract: A semiconductor device includes a pattern structure; a stack structure including gate layers stacked in a first region on the pattern structure and extending into a second region; a memory vertical structure penetrating the stack structure in the first region; gate contact plugs electrically connected to the gate layers in the second region; and a first peripheral contact plug spaced apart from the gate layers, the gate layers including a first gate layer, the gate contact plugs including a first gate contact plug electrically connected to the first gate layer, side surfaces of the first gate contact plug and the first peripheral contact plug having different numbers of upper bending portions, and the number of upper bending portions of the side surface of the first gate contact plug being greater than the number of upper bending portions of the side surface of the first peripheral contact plug.

公开(公告)号：US20240357825A1

公开(公告)日：2024-10-24

申请号：US18760980

申请日：2024-07-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jaeryong Sim ,  Shinhwan Kang ,  Jeehoon Han

IPC: H10B43/50 ,  H01L23/48 ,  H10B43/27

CPC classification number: H10B43/50 ,  H01L23/481 ,  H10B43/27

Abstract: A semiconductor device includes a lower structure including a peripheral circuit, a lower insulating structure covering the peripheral circuit, and a pattern structure on the lower insulating structure; a stack structure including interlayer insulating layers and horizontal layers alternately stacked on the lower structure, wherein the horizontal layers include gate horizontal layers in a gate region of the stack structure and first insulating horizontal layers in a first insulating region of the stack structure; a memory vertical structure including a portion penetrating the gate horizontal layers; dummy vertical structures including a portion penetrating the gate horizontal layers; a first peripheral contact plug including a portion penetrating the first insulating region; and gate contact plugs on gate pads of the gate horizontal layers, wherein upper surface of the gate contact plugs and the first peripheral contact plugs are coplanar with each other, wherein the memory vertical structure and the dummy vertical structure are contacting the pattern structure, and wherein at least one of the dummy vertical structures extend further into the pattern structure than the memory vertical structure in a downward direction.

公开(公告)号：US12120882B2

公开(公告)日：2024-10-15

申请号：US17241343

申请日：2021-04-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sanghun Chun ,  Shinhwan Kang ,  Jihwan Kim ,  Jeehoon Han

IPC: H10B43/40 ,  H10B41/10 ,  H10B41/27 ,  H10B41/35 ,  H10B41/40 ,  H10B43/10 ,  H10B43/27 ,  H10B43/35

CPC classification number: H10B43/40 ,  H10B41/10 ,  H10B41/27 ,  H10B41/35 ,  H10B41/40 ,  H10B43/10 ,  H10B43/27 ,  H10B43/35

Abstract: A semiconductor device includes a lower structure including a peripheral circuit; a stack structure on the lower structure, extending from a memory cell array region to a stepped region, and including a gate stacked region, and an insulator stacked regions arranged in the stepped region in a first direction; a capping insulating structure on the stack structure; and separation structures passing through the gate stacked region. The stack structure includes interlayer insulating layers and horizontal layers, alternately and repeatedly stacked, the horizontal layers include gate horizontal layers and insulating horizontal layers, the gate stacked region includes the gate horizontal layers, each of the insulator stacked regions includes the insulating horizontal layers, in the stepped region, the stack structure includes a first stepped region, a connection stepped region, and a second stepped region.

公开(公告)号：US20240341099A1

公开(公告)日：2024-10-10

申请号：US18750042

申请日：2024-06-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kwangyoung Jung ,  Sangyoun Jo ,  Kohji Kanamori ,  Jeehoon Han

IPC: H10B43/40 ,  G11C7/18 ,  G11C16/08 ,  H10B41/10 ,  H10B41/27 ,  H10B41/43 ,  H10B43/10 ,  H10B43/27

CPC classification number: H10B43/40 ,  G11C7/18 ,  G11C16/08 ,  H10B41/10 ,  H10B41/27 ,  H10B41/43 ,  H10B43/10 ,  H10B43/27

Abstract: A 3D semiconductor memory device includes a peripheral circuit structure including a first row decoder region, a second row decoder region, and a control circuit region, a first electrode structure and a second electrode structure, spaced apart in a first direction, and each including stacked electrodes, a mold structure including stacked sacrificial layers, vertical channel structures penetrating the first and second electrode structures, a separation insulating pattern provided between the first electrode structure and the mold structure and penetrating the mold structure, and a separation structure intersecting the first electrode structure in the first direction and extending to the separation insulating pattern, wherein a maximum width of the separation insulating pattern is greater than a maximum width of the separation structure in the second direction.

公开(公告)号：US12096637B2

公开(公告)日：2024-09-17

申请号：US17352862

申请日：2021-06-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kohji Kanamori ,  Shinhwan Kang ,  Jeehoon Han

IPC: H10B43/50 ,  H10B41/10 ,  H10B41/27 ,  H10B41/41 ,  H10B41/50 ,  H10B43/10 ,  H10B43/27 ,  H10B43/40

CPC classification number: H10B43/50 ,  H10B41/10 ,  H10B41/27 ,  H10B41/41 ,  H10B41/50 ,  H10B43/10 ,  H10B43/27 ,  H10B43/40

Abstract: A semiconductor device includes a substrate; a stack structure on the substrate and including an alternating stack of interlayer insulating layers and gate electrodes; first and second separation regions each extending through the stack structure and extending in a first direction; a first upper separation region between the first and second separation regions and extending through a portion of the stack structure; a plurality of channel structures between the first and second separation regions and extending through the stack structure; and a plurality of first vertical structures each extending through a particular one of the first and second separation regions. Each of the first and second separation regions has a first width in a second direction that is perpendicular to the first direction. Each first vertical structure has a second width in the second direction, the second width being greater than the first width.