公开(公告)号：US20240321885A1

公开(公告)日：2024-09-26

申请号：US18476688

申请日：2023-09-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jinbum Kim ,  Ingyu Jang ,  Sujin Jung ,  Gyeom Kim ,  Hyojin Kim ,  Yongjun Nam ,  Sangmoon Lee

IPC: H01L27/092 ,  H01L21/8238

CPC classification number: H01L27/092 ,  H01L21/823814 ,  H01L21/823871

Abstract: An integrated circuit device includes a first transistor comprising a first conductivity type, which includes a first channel region and a first source/drain region, a second transistor comprising a second conductivity type, which includes a second channel region and a second source/drain region, a first contact structure that contacts the first source/drain region and comprising a first length, and the first contact structure extends from above the first source/drain region and beyond an uppermost surface of the first channel region by a first vertical distance, and a second contact structure that contacts the second source/drain region and having a second length that is greater than the first length, the second contact extends from above the second source/drain region and beyond an uppermost surface of the second channel region by a second vertical distance, which is greater than the first vertical distance.

公开(公告)号：US12027596B2

公开(公告)日：2024-07-02

申请号：US18201308

申请日：2023-05-24

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ryong Ha ,  Dongwoo Kim ,  Gyeom Kim ,  Yong Seung Kim ,  Pankwi Park ,  Seung Hun Lee

IPC: H01L29/417 ,  H01L29/10 ,  H01L29/423

CPC classification number: H01L29/41758 ,  H01L29/1033 ,  H01L29/42356

Abstract: A semiconductor device including an active pattern extending in a first direction; a channel pattern on the active pattern and including vertically stacked semiconductor patterns; a source/drain pattern in a recess in the active pattern; a gate electrode on the active pattern and extending in a second direction crossing the first direction, the gate electrode surrounding a top surface, at least one side surface, and a bottom surface of each of the semiconductor patterns; and a gate spacer covering a side surface of the gate electrode and having an opening to the semiconductor patterns, wherein the source/drain pattern includes a buffer layer covering inner sides of the recess, the buffer layer includes an outer side surface and an inner side surface, which are opposite to each other, and each of the outer and inner side surfaces is a curved surface that is convexly curved toward a closest gate electrode.

公开(公告)号：US11984507B2

公开(公告)日：2024-05-14

申请号：US17206229

申请日：2021-03-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dongwoo Kim ,  Jinbum Kim ,  Gyeom Kim ,  Dohee Kim ,  Seunghun Lee

IPC: H01L29/78 ,  H01L21/02 ,  H01L29/06 ,  H01L29/161 ,  H01L29/417 ,  H01L29/423 ,  H01L29/66 ,  H01L29/786

CPC classification number: H01L29/78618 ,  H01L21/02532 ,  H01L21/02603 ,  H01L29/0673 ,  H01L29/161 ,  H01L29/41733 ,  H01L29/42392 ,  H01L29/66545 ,  H01L29/66636 ,  H01L29/66742 ,  H01L29/78696

Abstract: A semiconductor device including an active region extending in a first direction on a substrate; channel layers vertically spaced apart on the active region; a gate structure extending in a second direction and intersecting the active region, the gate structure surrounding the channel layers; a source/drain region on the active region in contact with the channel layers; and a contact plug connected to the source/drain region, wherein the source/drain region includes a first epitaxial layer on side surfaces of the channel layers and including a first impurity; a second epitaxial layer on the first epitaxial layer and including the first impurity and a second impurity; and a third epitaxial layer on the second epitaxial layer and including the first impurity, and in a horizontal sectional view, the second epitaxial layer includes a peripheral portion having a thickness in the first direction that increases along the second direction.

公开(公告)号：US11664453B2

公开(公告)日：2023-05-30

申请号：US17192301

申请日：2021-03-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaemun Kim ,  Dahye Kim ,  Jinbum Kim ,  Gyeom Kim ,  Dohee Kim ,  Dongwoo Kim ,  Seunghun Lee

IPC: H01L29/78 ,  H01L29/66 ,  H01L29/417 ,  H01L21/8234 ,  H01L29/04

CPC classification number: H01L29/785 ,  H01L21/823431 ,  H01L29/41791 ,  H01L29/6681 ,  H01L29/66818 ,  H01L29/045

Abstract: A semiconductor device includes a substrate including a fin-type active region, the fin-type active region extending in a first direction; a plurality of channel layers on the fin-type active region, the plurality of channel layers including an uppermost channel layer, a lowermost channel layer, and an intermediate channel layer isolated from direct contact with each other in a direction perpendicular to an upper surface of the substrate; a gate electrode surrounding the plurality of channel layers and extending in a second direction intersecting the first direction; a gate insulating film between the plurality of channel layers and the gate electrode; and source/drain regions electrically connected to the plurality of channel layers. In a cross section taken in the second direction, the uppermost channel layer has a width greater than a width of the intermediate channel layer.

公开(公告)号：US11626401B2

公开(公告)日：2023-04-11

申请号：US16991530

申请日：2020-08-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaemun Kim ,  Gyeom Kim ,  Dahye Kim ,  Jinbum Kim ,  Kyungin Choi ,  Ilgyou Shin ,  Seunghun Lee

IPC: H01L27/088 ,  H01L21/8234 ,  H01L21/02

Abstract: An integrated circuit device includes: a fin-type active area protruding from a substrate, extending in a first direction parallel to an upper surface of the substrate, and including a first semiconductor material; an isolation layer arranged on the substrate and covering a lower portion of a sidewall of the fin-type active area, the isolation layer including an insulation liner conformally arranged on the lower portion of the sidewall of the fin-type active area, and an insulation filling layer on the insulation liner; a capping layer surrounding an upper surface and the sidewall of the fin-type active area, including a second semiconductor material different from the first semiconductor material, and with the capping layer having an upper surface, a sidewall, and a facet surface between the upper surface and the sidewall; and a gate structure arranged on the capping layer and extending in a second direction perpendicular to the first direction.

公开(公告)号：US20240413206A1

公开(公告)日：2024-12-12

申请号：US18409559

申请日：2024-01-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yong Jun Nam ,  Jin Bum Kim ,  Sang Moon Lee ,  Gyeom Kim ,  Hyo Jin Kim ,  Tae Hyung Lee ,  In Geon Hwang

IPC: H01L29/08 ,  H01L29/06 ,  H01L29/423 ,  H01L29/66 ,  H01L29/775

Abstract: A semiconductor device includes: a substrate, an active pattern extending in a first horizontal direction on the substrate, a plurality of nanosheets spaced apart from each other and stacked in a vertical direction on the active pattern, a gate electrode extending in a second horizontal direction different from the first horizontal direction on the active pattern, the gate electrode surrounding the plurality of nanosheets, a source/drain region disposed on at least one side of the gate electrode on the active pattern, the source/drain region including a first layer doped with a metal, and a second layer disposed on the first layer, and an inner spacer disposed between the gate electrode and the first layer, between each of the plurality of nanosheets, the inner spacer in contact with the first layer, the inner spacer including a metal oxide formed by oxidizing the same material as the metal.

公开(公告)号：US20230361215A1

公开(公告)日：2023-11-09

申请号：US18133730

申请日：2023-04-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Gyeom Kim ,  Daehong Ko ,  Jinbum Kim ,  Sangmoon Lee ,  Daeseop Byeon ,  Seran Park ,  Hyunsu Shin ,  Kiseok Lee ,  Chunghee Jo

IPC: H01L29/66 ,  H01L29/78

CPC classification number: H01L29/7851 ,  H01L29/66545 ,  H01L29/6656

Abstract: A semiconductor device including a substrate extending in a first direction and a second direction perpendicular to the first direction, a first active pattern protruding from a top surface of the substrate and extending in the first direction, an isolation pattern covering a sidewall of the first active pattern on the substrate, first silicon patterns spaced apart from each other in a third direction on the first active pattern, the third direction perpendicular to the first direction and second direction, a first source/drain layer extending in the third direction from a top surface of the first active pattern on the first active pattern, and in contact with sidewalls of the first silicon patterns, wherein a sidewall of the first source/drain layer in the second direction has a constant inclination with respect to the top surface of the substrate, and a gate structure extending in the second direction while filling a gap between the first silicon patterns on the substrate.

公开(公告)号：US11791400B2

公开(公告)日：2023-10-17

申请号：US17643935

申请日：2021-12-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaemun Kim ,  Gyeom Kim ,  Seung Hun Lee ,  Dahye Kim ,  Ilgyou Shin ,  Sangmoon Lee ,  Kyungin Choi

IPC: H01L29/66 ,  H01L21/02 ,  H01L29/06 ,  H01L29/423 ,  H01L29/786 ,  H01L21/306 ,  H01L21/762 ,  H01L21/8234

CPC classification number: H01L29/6656 ,  H01L21/02532 ,  H01L21/02603 ,  H01L21/02664 ,  H01L21/30604 ,  H01L21/76224 ,  H01L21/823431 ,  H01L21/823468 ,  H01L29/0649 ,  H01L29/0673 ,  H01L29/42392 ,  H01L29/66545 ,  H01L29/66742 ,  H01L29/78618 ,  H01L29/78696

Abstract: A method includes forming an active pattern on a substrate, the active pattern comprising first semiconductor patterns and second semiconductor patterns, which are alternately stacked, forming a capping pattern on a top surface and a sidewall of the active pattern, performing a deposition process on the capping pattern to form an insulating layer, and forming a sacrificial gate pattern intersecting the active pattern on the insulating layer. The capping pattern has a crystalline structure and is in physical contact with sidewalls of the first semiconductor patterns and sidewalls of the second semiconductor patterns.

公开(公告)号：US09761719B2

公开(公告)日：2017-09-12

申请号：US14741454

申请日：2015-06-17

Applicant: Samsung Electronics Co., Ltd.

Inventor： Nam Kyu Kim ,  Dong Chan Suh ,  Kwan Heum Lee ,  Byeong Chan Lee ,  Cho Eun Lee ,  Su Jin Jung ,  Gyeom Kim ,  Ji Eon Yoon

IPC: H01L27/088 ,  H01L29/78 ,  H01L29/417 ,  H01L29/08 ,  H01L29/165

CPC classification number: H01L29/7848 ,  H01L29/0847 ,  H01L29/165 ,  H01L29/41766 ,  H01L29/7834

Abstract: A semiconductor device may include: a semiconductor substrate, a device isolating layer embedded within the semiconductor substrate and defining an active region, a channel region formed in the active region, a gate electrode disposed above the channel region, a gate insulating layer provided between the channel region and the gate electrode, and a silicon germanium epitaxial layer adjacent to the channel region within the active region and including a first epitaxial layer containing a first concentration of germanium, a second epitaxial layer containing a second concentration of germanium, higher than the first concentration, and a third epitaxial layer containing a third concentration of germanium, lower than the second concentration, the first to third epitaxial layers being sequentially stacked on one another in that order.

公开(公告)号：US09559185B2

公开(公告)日：2017-01-31

申请号：US15134906

申请日：2016-04-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yong-Suk Tak ,  Gyeom Kim ,  Ki-Yeon Park ,  Sung-Hyun Choi ,  Bon-Young Koo

IPC: H01L21/02 ,  H01L29/66 ,  H01L29/78 ,  H01L29/161 ,  H01L29/165 ,  H01L29/08 ,  H01L29/06

CPC classification number: H01L29/6656 ,  H01L29/0653 ,  H01L29/0847 ,  H01L29/161 ,  H01L29/165 ,  H01L29/41791 ,  H01L29/66545 ,  H01L29/66795 ,  H01L29/7848 ,  H01L29/785 ,  H01L29/7851

Abstract: A semiconductor device includes a substrate including an active fin structure, a plurality of gate structures, a first spacer on sidewalls of each of the gate structures, and a second spacer on sidewalls of the first spacer. The active fin structure may extend in a first direction and including a plurality of active fins with adjacent active fins divided by a recess. Each of the plurality of gate structures may extend in a second direction crossing the first direction, and may cover the active fins. The first spacer may include silicon oxycarbonitride (SiOCN), and may have a first carbon concentration. The second spacer may include SiOCN and may have a second carbon concentration which is different from the first carbon concentration. The semiconductor device may have a low parasitic capacitance and good electrical characteristics.

Abstract translation: 半导体器件包括：衬底，其包括有源鳍结构，多个栅极结构，每个栅极结构的侧壁上的第一间隔物，以及在第一间隔物的侧壁上的第二间隔物。 主动翅片结构可以在第一方向上延伸并且包括多个活动翅片，相邻的活动翅片由凹部分开。 多个栅极结构中的每一个可以在与第一方向交叉的第二方向上延伸，并且可以覆盖活动鳍片。 第一间隔物可以包括硅碳氮氧化物（SiOCN），并且可以具有第一碳浓度。 第二间隔物可以包括SiOCN，并且可以具有不同于第一碳浓度的第二碳浓度。 半导体器件可以具有低寄生电容和良好的电特性。