公开(公告)号：US20240395713A1

公开(公告)日：2024-11-28

申请号：US18582859

申请日：2024-02-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangcheol Na ,  Jungho Do ,  Kyoungwoo Lee ,  Gukhee Kim ,  Minchan Gwak

IPC: H01L23/528 ,  H01L29/06 ,  H01L29/423 ,  H01L29/775 ,  H01L29/786

Abstract: A semiconductor device includes first power lines extending on a substrate in a first direction and spaced apart from each other in a second direction, back side power structures on a lower surface of the substrate, standard cells each including an active pattern, a gate pattern intersecting the active pattern, and contacts, power tap cells between at least some of the standard cells and each including vertical power vias, and second power lines electrically connecting at least some of the first power lines to each other. A first portion of the second power lines may extend onto the power tap cells and a second portion of the second power lines that is different from the first portion may extend onto the standard cells. The power tap cells may be arranged in every three or more rows of the standard cells in the second direction in a zigzag pattern.

公开(公告)号：US20240055493A1

公开(公告)日：2024-02-15

申请号：US18364521

申请日：2023-08-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangcheol Na ,  Kyoungwoo Lee ,  Minchan Gwak ,  Gukhee Kim ,  Youngwoo Kim ,  Dongick Lee

IPC: H01L29/417 ,  H01L23/48 ,  H01L29/786 ,  H01L29/775 ,  H01L29/06 ,  H01L29/423 ,  H01L29/49

CPC classification number: H01L29/41733 ,  H01L23/481 ,  H01L29/78696 ,  H01L29/775 ,  H01L29/0673 ,  H01L29/42392 ,  H01L29/495

Abstract: A semiconductor device includes a substrate having a fin-type active pattern, source/drain regions on the fin-type active pattern, an interlayer insulating layer on the isolation insulating layer, and on the source/drain region, a contact structure electrically connected to the source/drain regions, a buried conductive structure electrically connected to the contact structure and buried in the interlayer insulating layer, and a power delivery structure that penetrates the substrate, and is in contact with a bottom surface of the buried conductive structure. The buried conductive structure includes a first contact plug, and a first conductive barrier on a side surface of the first contact plug and spaced apart from a bottom surface of the first contact plug. The power delivery structure includes a second contact plug in direct contact with the bottom surface of the first contact plug.

公开(公告)号：US12255139B2

公开(公告)日：2025-03-18

申请号：US17751819

申请日：2022-05-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Anthony Dongick Lee ,  Sangcheol Na ,  Kichul Park ,  Sungyup Jung ,  Youngwoo Cho

IPC: H01L23/528 ,  H01L21/768 ,  H01L23/522 ,  H01L23/532

Abstract: A semiconductor device including a first insulating structure on a substrate and including a first etch stop layer and a first interlayer insulating layer on the first etch stop layer, a second insulating structure on the first insulating structure and including a second etch stop layer and a second interlayer insulating layer on the second etch stop layer, a conductive line penetrating through the second insulating structure, and extending in a first direction parallel to an upper surface of the substrate, and a plurality of contacts penetrating through the first insulating structure and connected to the conductive line may be provided. The conductive line may include a protrusion extending below the second insulating structure and penetrating through the first interlayer insulating layer to be in contact with the first etch stop layer.

公开(公告)号：US20240162323A1

公开(公告)日：2024-05-16

申请号：US18489220

申请日：2023-10-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Junghoo Shin ,  Sangcheol Na ,  Minjae Kang ,  Yongjin Kwon ,  Soeun Kim ,  Jongmin Baek

IPC: H01L29/423 ,  H01L21/8234 ,  H01L27/088 ,  H01L29/06 ,  H01L29/08 ,  H01L29/66 ,  H01L29/775 ,  H01L29/786

CPC classification number: H01L29/42392 ,  H01L21/823475 ,  H01L27/088 ,  H01L29/0673 ,  H01L29/0847 ,  H01L29/66439 ,  H01L29/66545 ,  H01L29/775 ,  H01L29/78696

Abstract: The integrated circuit device includes a substrate, a first fin extending in a first horizontal direction on the substrate, a second fin and a third fin spaced apart from each other in the first horizontal direction and extending in the first horizontal direction, a second source/drain area on the second fin and the third fin, a back side contact between the second fin and the third fin and electrically connected to the second source/drain area, and a back side conductive layer extending in the first horizontal direction and electrically connected to the back side contact. The back side contact includes a first portion protruding from the substrate and a second portion that is coplanar, in a vertical direction, with the substrate. A width of the second portion in the second horizontal direction is greater than a width of the first portion in the second horizontal direction.

公开(公告)号：US20240145556A1

公开(公告)日：2024-05-02

申请号：US18382616

申请日：2023-10-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Gukhee Kim ,  Kyoungwoo Lee ,  Sangcheol Na ,  Minchan Gwak ,  Youngwoo Kim ,  Hojun Kim ,  Dongick Lee

IPC: H01L29/417 ,  H01L23/528 ,  H01L27/092 ,  H01L29/06 ,  H01L29/423 ,  H01L29/775

CPC classification number: H01L29/41733 ,  H01L23/5286 ,  H01L27/092 ,  H01L29/0673 ,  H01L29/42392 ,  H01L29/775

Abstract: An embodiment of the present inventive step provides a semiconductor device, comprising: first and second fin-type active patterns disposed on an upper surface of a substrate, and having different widths; first and second gate structures crossing the first and second fin-type active patterns, respectively; first and second source/drain regions disposed on the first and second fin-type active patterns, respectively; first and second contact structures connected to the first and second source/drain regions, respectively; a gate isolation structure adjacent to the first fin-type active pattern having a relatively large width; a buried conductive structure contacting one end surface of the gate isolation structure, and connected to the second contact structure; a conductive through-structure extending from a lower surface of the substrate, and connected to the buried conductive structure; and a first wiring layer electrically connected to the first contact structure and the buried conductive structure.

公开(公告)号：US20240128161A1

公开(公告)日：2024-04-18

申请号：US18379083

申请日：2023-10-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungmoon Lee ,  Sangcheol Na ,  Sora You ,  Kyoungwoo Lee ,  Minchan Gwak ,  Youngwoo Kim ,  Jinkyu Kim ,  Seungmin Cha

IPC: H01L23/48 ,  H01L27/092 ,  H01L29/06 ,  H01L29/417 ,  H01L29/423 ,  H01L29/49 ,  H01L29/775 ,  H01L29/786

CPC classification number: H01L23/481 ,  H01L27/092 ,  H01L29/0673 ,  H01L29/41733 ,  H01L29/42392 ,  H01L29/4908 ,  H01L29/775 ,  H01L29/78696

Abstract: Provided is an integrated circuit device including a substrate, a plurality of semiconductor patterns on a first surface of the substrate, a gate electrode extending in a first direction and surrounding the semiconductor patterns, a source/drain region disposed on one side of the gate electrode, a vertical power wiring layer extending in a second direction, a liner structure including a first liner and a second liner, the first liner disposed on a lower portion of a sidewall of the vertical power wiring layer and including a first insulating material, and the second liner disposed on an upper portion of the sidewall of the vertical power wiring layer and including a second insulating material, a first contact disposed on the source/drain region and the vertical power wiring layer, and a back wiring structure disposed on a second surface of the substrate and electrically connected to the vertical power wiring layer.

公开(公告)号：US20240072117A1

公开(公告)日：2024-02-29

申请号：US18307259

申请日：2023-04-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Gukhee Kim ,  Kyoungwoo Lee ,  Jeewoong Kim ,  Sangcheol Na ,  Minchan Gwak ,  Youngwoo Kim ,  Anthony Dongick Lee

IPC: H01L29/08 ,  H01L21/8234 ,  H01L27/088

CPC classification number: H01L29/0847 ,  H01L21/823475 ,  H01L27/088

Abstract: A semiconductor device includes a substrate having a first and second active patterns therein, first and second source/drain patterns extending on the first and second active patterns, respectively, and an active contact on the first and second source/drain patterns. An upper contact is provided, which extends from the active contact towards the substrate, and between the first and second active patterns. A lower power interconnection line is provided, which is buried in a lower portion of the substrate and includes: a buried interconnection portion having a line shape, and a lower contact portion extending vertically from the buried interconnection portion to a bottom surface of the upper contact. A barrier pattern is provided, which extends between the lower contact portion and the upper contact, but not between the buried interconnection portion and the lower contact portion.