公开(公告)号：US11735640B2

公开(公告)日：2023-08-22

申请号：US17488443

申请日：2021-09-29

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Doohyun Lee ,  Heonjong Shin ,  Minchan Gwak ,  Hyunho Park ,  Sunghun Jung ,  Yongsik Jeong ,  Sangwon Jee ,  Inchan Hwang

IPC: H01L29/45 ,  H01L29/66 ,  H01L29/06 ,  H01L29/08 ,  H01L29/417 ,  H01L29/423 ,  H01L29/786 ,  H01L21/8238 ,  H01L27/092

CPC classification number: H01L29/45 ,  H01L21/823807 ,  H01L21/823821 ,  H01L21/823828 ,  H01L21/823871 ,  H01L21/823878 ,  H01L27/0924 ,  H01L29/0653 ,  H01L29/0673 ,  H01L29/0847 ,  H01L29/41733 ,  H01L29/41791 ,  H01L29/42392 ,  H01L29/66545 ,  H01L29/78618 ,  H01L29/78696

Abstract: A semiconductor device including: a substrate that includes a first active region and a second active region; a first source/drain pattern on the first active region; a second source/drain pattern on the second active region; a separation dielectric pattern on the substrate between the first source/drain pattern and the second source/drain pattern; and a first contact pattern on the first source/drain pattern, wherein the first contact pattern includes: a first metal pattern; a first barrier pattern between the first metal pattern and the first source/drain pattern; and a second barrier pattern between the first barrier pattern and the first source/drain pattern, wherein the first barrier pattern contacts the separation dielectric pattern and extends along a sidewall of the first metal pattern adjacent to the separation dielectric pattern.

公开(公告)号：US10332898B2

公开(公告)日：2019-06-25

申请号：US15635583

申请日：2017-06-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seungsoo Hong ,  JeongYun Lee ,  GeumJung Seong ,  HyunHo Jung ,  Minchan Gwak ,  Kyungseok Min ,  Youngmook Oh ,  Jae-Hoon Woo ,  Bora Lim

IPC: H01L27/11 ,  H01L29/06 ,  H01L29/78

Abstract: A semiconductor device includes a first active pattern and a second active pattern on a substrate, a first gate electrode and a second gate electrode respectively across the first active pattern and the second active pattern, a first insulation pattern between and separating the first and second gate electrodes, a gate spacer on a sidewall of the first gate electrode, on a sidewall of the second gate electrode, and on a sidewall of the first insulation pattern, and a second insulation pattern between the gate spacer and the sidewall of the first insulation pattern, wherein the first gate electrode, the first insulation pattern, and the second gate electrode are arranged along a first direction, and wherein the gate spacer extends in the first direction.

公开(公告)号：US20240413216A1

公开(公告)日：2024-12-12

申请号：US18808369

申请日：2024-08-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Doohyun Lee ,  Heonjong Shin ,  Seon-Bae Kim ,  Minchan Gwak ,  Jinyoung Park ,  Hyunho Park

IPC: H01L29/417 ,  H01L27/092 ,  H01L29/06 ,  H01L29/423 ,  H01L29/786

Abstract: A semiconductor device may include an active pattern on a substrate, a source/drain pattern on the active pattern, a channel pattern connected to the source/drain pattern, a gate electrode on the channel pattern, an active contact on the source/drain pattern, a first lower interconnection line on the gate electrode, and a second lower interconnection line on the active contact and at the same level as the first lower interconnection line. The gate electrode may include an electrode body portion and an electrode protruding portion, wherein the electrode protruding portion protrudes from a top surface of the electrode body portion and is in contact with the first lower interconnection line thereon. The active contact may include a contact body portion and a contact protruding portion, wherein the contact protruding portion protrudes from a top surface of the contact body portion and is in contact with the second lower interconnection line thereon.

公开(公告)号：US12094940B2

公开(公告)日：2024-09-17

申请号：US17546213

申请日：2021-12-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Doohyun Lee ,  Heonjong Shin ,  Seon-Bae Kim ,  Minchan Gwak ,  Jinyoung Park ,  Hyunho Park

IPC: H01L29/423 ,  H01L21/8238 ,  H01L27/092 ,  H01L29/417 ,  H01L29/786 ,  H01L29/06

CPC classification number: H01L29/41775 ,  H01L27/092 ,  H01L29/41733 ,  H01L29/42392 ,  H01L29/78618 ,  H01L29/0665

Abstract: A semiconductor device may include an active pattern on a substrate, a source/drain pattern on the active pattern, a channel pattern connected to the source/drain pattern, a gate electrode on the channel pattern, an active contact on the source/drain pattern, a first lower interconnection line on the gate electrode, and a second lower interconnection line on the active contact and at the same level as the first lower interconnection line. The gate electrode may include an electrode body portion and an electrode protruding portion, wherein the electrode protruding portion protrudes from a top surface of the electrode body portion and is in contact with the first lower interconnection line thereon. The active contact may include a contact body portion and a contact protruding portion, wherein the contact protruding portion protrudes from a top surface of the contact body portion and is in contact with the second lower interconnection line thereon.

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.

公开(公告)号：US20230411471A1

公开(公告)日：2023-12-21

申请号：US18295867

申请日：2023-04-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seungmin Cha ,  Minchan Gwak ,  Donghoon Hwang ,  Sora You ,  Sungmoon Lee

IPC: H01L29/417 ,  H01L27/088 ,  H01L29/775 ,  H01L29/423 ,  H01L29/06

CPC classification number: H01L29/41766 ,  H01L27/088 ,  H01L29/775 ,  H01L29/42392 ,  H01L29/0673

Abstract: A semiconductor device includes first and second active regions on a substrate and extending in a first direction, first and second gate structures on the first and second active regions, respectively, the first and second gate structures extending in a second direction and being spaced apart from each other in the second direction, first and second source/drain regions on the first and second active regions, respectively, and spaced apart from the first and second gate structures, first and second contact plugs on the first and second source/drain regions and respectively connected to the first and second source/drain regions, and a vertical buried structure between the first and second gate structures and between the first and second source/drain regions. The vertical buried structure may include first and second side surfaces, and the first contact plug contacts the first side surface of the vertical buried structure.

公开(公告)号：US20220216107A1

公开(公告)日：2022-07-07

申请号：US17701275

申请日：2022-03-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungmoon Lee ,  Minchan Gwak ,  Heonjong Shin ,  Yongsik Jeong ,  Yeongchang Roh ,  Doohyun Lee ,  Sunghun Jung ,  Sangwon Jee

IPC: H01L21/768 ,  H01L29/66 ,  H01L29/78 ,  H01L29/417 ,  H01L21/8234 ,  H01L29/423 ,  H01L21/28 ,  H01L23/528 ,  H01L21/3213 ,  H01L21/308

Abstract: A method of manufacturing a semiconductor device includes forming an active region on a substrate, forming a gate structure on the substrate intersecting the active region, removing an upper portion of the gate structure and forming a gate capping layer, forming a preliminary contact plug electrically connected to a portion of the active region, the preliminary contact plug including first and second portions, forming a mask pattern layer including a first pattern layer covering an upper surface of the gate capping layer, and a second pattern layer extending from the first pattern layer to cover the second portion of the preliminary contact plug, and forming a contact plug using the mask pattern layer as an etch mask by recessing the first portion of the preliminary contact plug exposed by the mask pattern layer to a predetermined depth from an upper surface of the preliminary contact plug.

公开(公告)号：US11309218B2

公开(公告)日：2022-04-19

申请号：US16898906

申请日：2020-06-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungmoon Lee ,  Minchan Gwak ,  Heonjong Shin ,  Yongsik Jeong ,  Yeongchang Roh ,  Doohyun Lee ,  Sunghun Jung ,  Sangwon Jee

IPC: H01L21/768 ,  H01L29/66 ,  H01L21/8234 ,  H01L21/28 ,  H01L21/3213 ,  H01L21/308 ,  H01L29/78 ,  H01L29/417 ,  H01L29/423 ,  H01L23/528

Abstract: A method of manufacturing a semiconductor device includes forming an active region on a substrate, forming a gate structure on the substrate intersecting the active region, removing an upper portion of the gate structure and forming a gate capping layer, forming a preliminary contact plug electrically connected to a portion of the active region, the preliminary contact plug including first and second portions, forming a mask pattern layer including a first pattern layer covering an upper surface of the gate capping layer, and a second pattern layer extending from the first pattern layer to cover the second portion of the preliminary contact plug, and forming a contact plug using the mask pattern layer as an etch mask by recessing the first portion of the preliminary contact plug exposed by the mask pattern layer to a predetermined depth from an upper surface of the preliminary contact plug.