公开(公告)号：US20160233088A1

公开(公告)日：2016-08-11

申请号：US14637400

申请日：2015-03-04

Applicant: United Microelectronics Corp.

Inventor： Li-Wei Feng ,  Shih-Hung Tsai ,  Chao-Hung Lin ,  Hon-Huei Liu ,  Shih-Fang Hong ,  Jyh-Shyang Jenq

IPC: H01L21/225 ,  H01L27/092 ,  H01L21/033 ,  H01L21/8238 ,  H01L21/324

CPC classification number: H01L21/823821 ,  H01L21/2255 ,  H01L21/2256 ,  H01L21/324 ,  H01L21/823807 ,  H01L21/823814 ,  H01L21/823892 ,  H01L27/0924 ,  H01L29/66803 ,  H01L29/7851

Abstract: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate having at least one fin-shaped structure thereon, in which the fin-shaped structure comprises a top portion and a bottom portion; and forming a doped layer and a first liner around the bottom portion of the fin-shaped structure.

Abstract translation: 公开了半导体器件的制造方法。 该方法包括以下步骤：提供其上具有至少一个鳍状结构的基底，其中鳍状结构包括顶部和底部; 以及围绕所述鳍状结构的底部部分形成掺杂层和第一衬垫。

公开(公告)号：US09349833B1

公开(公告)日：2016-05-24

申请号：US14614416

申请日：2015-02-05

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Yu-Hsiang Hung ,  Chao-Hung Lin ,  Ying-Tsung Chen ,  Chih-Kai Hsu ,  Ssu-I Fu ,  Jyh-Shyang Jenq ,  Shih-Hung Tsai

IPC: H01L21/8234 ,  H01L29/66 ,  H01L21/311 ,  H01L21/28 ,  H01L27/088 ,  H01L23/535

CPC classification number: H01L29/6656 ,  H01L21/823468 ,  H01L21/823475 ,  H01L23/485 ,  H01L27/088 ,  H01L29/4983 ,  H01L29/6653 ,  H01L29/66545 ,  H01L29/78 ,  H01L2924/0002 ,  H01L2924/00

Abstract: A semiconductor device includes a plurality of gate structures, a source/drain region, a first dielectric layer, and a floating spacer. The gate structures are disposed on a substrate, and each gate structure includes a gate electrode, a capping layer and a spacer surrounding the gate electrode and the capping layer. The source/drain region is disposed at two sides of the gate electrode. The first dielectric layer is disposed on the substrate and has a height being less than a height of the gate electrode. The floating spacer is disposed on a side wall of the spacer, and also on the first dielectric layer.

Abstract translation: 半导体器件包括多个栅极结构，源极/漏极区，第一电介质层和浮置间隔物。 栅极结构设置在衬底上，并且每个栅极结构包括栅电极，覆盖层和围绕栅电极和覆盖层的间隔物。 源极/漏极区域设置在栅电极的两侧。 第一介电层设置在基板上，其高度小于栅电极的高度。 浮动间隔件设置在间隔件的侧壁上，也位于第一介电层上。

公开(公告)号：US20150279957A1

公开(公告)日：2015-10-01

申请号：US14230223

申请日：2014-03-31

Applicant: United Microelectronics Corp.

Inventor： Yu-Ping Wang ,  Jyh-Shyang Jenq ,  Yu-Hsiang Lin ,  Hsuan-Hsu Chen ,  Chien-Hao Chen ,  Yi-Han Ye

IPC: H01L29/66 ,  H01L29/78

CPC classification number: H01L29/785 ,  H01L29/66795

Abstract: A semiconductor structure and a manufacturing method for the same are disclosed. The semiconductor structure includes a first gate structure, a second gate structure and a second dielectric spacer. Each of the first gate structure and the second gate structure adjacent to each other includes a first dielectric spacer. The second dielectric spacer is on one of opposing sidewalls of the first gate structure and without being disposed on the dielectric spacer of the second gate structure.

Abstract translation: 公开了一种半导体结构及其制造方法。 半导体结构包括第一栅极结构，第二栅极结构和第二电介质间隔物。 彼此相邻的第一栅极结构和第二栅极结构中的每一个包括第一电介质间隔物。 第二电介质间隔物位于第一栅极结构的相对侧壁中的一个上，而不设置在第二栅极结构的电介质间隔物上。

公开(公告)号：US10978398B2

公开(公告)日：2021-04-13

申请号：US16732336

申请日：2020-01-01

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Chih-Kai Hsu ,  Yu-Hsiang Hung ,  Wei-Chi Cheng ,  Ssu-I Fu ,  Jyh-Shyang Jenq

IPC: H01L23/535 ,  H01L21/768 ,  H01L23/528 ,  H01L29/08 ,  H01L29/161 ,  H01L29/165 ,  H01L29/24 ,  H01L29/267 ,  H01L29/78 ,  H01L23/485

Abstract: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate; forming a gate structure on the substrate; forming an epitaxial layer adjacent to the gate structure; forming an interlayer dielectric (ILD) layer on the gate structure; forming a first contact hole in the ILD layer adjacent to the gate structure; and forming a cap layer in the recess, in which a top surface of the cap layer is even with or lower than a top surface of the substrate.

公开(公告)号：US20200273758A1

公开(公告)日：2020-08-27

申请号：US16872395

申请日：2020-05-12

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Li-Wei Feng ,  Shih-Hung Tsai ,  Chao-Hung Lin ,  Hon-Huei Liu ,  Shih-Fang Hong ,  Jyh-Shyang Jenq

IPC: H01L21/8238 ,  H01L21/225 ,  H01L21/324 ,  H01L27/092 ,  H01L29/66 ,  H01L29/78

Abstract: A semiconductor device includes: a substrate having a first region and a second region; a first fin-shaped structure on the first region and a second fin-shaped structure on the second region, wherein each of the first fin-shaped structure and the second fin-shaped structure comprises a top portion and a bottom portion; a first doped layer around the bottom portion of the first fin-shaped structure; a second doped layer around the bottom portion of the second fin-shaped structure; a first liner on the first doped layer; and a second liner on the second doped layer.

公开(公告)号：US20180286966A1

公开(公告)日：2018-10-04

申请号：US15995083

申请日：2018-05-31

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Li-Wei Feng ,  Shih-Hung Tsai ,  Chih-Kai Hsu ,  Jyh-Shyang Jenq

IPC: H01L29/66 ,  H01L29/78 ,  H01L21/308

CPC classification number: H01L29/66545 ,  H01L21/3085 ,  H01L21/823431 ,  H01L21/845 ,  H01L27/0886 ,  H01L27/1211 ,  H01L29/66795 ,  H01L29/6681 ,  H01L29/785

Abstract: A method of forming a semiconductor fin structure is provided. A substrate is provided, which has at least two sub regions and a dummy region disposed between the two sub regions. A recess is disposed in each sub region. A semiconductor layer is formed to fill the recesses. A patterned mask layer is formed on the semiconductor layer in the sub regions and on the substrate in the dummy region. The substrate and the semiconductor layer are removed by using the patterned mask layer as a mask, thereby forming a plurality of fin structures in the sub regions and a plurality of dummy fin structures in the dummy region.

公开(公告)号：US10062604B2

公开(公告)日：2018-08-28

申请号：US15643488

申请日：2017-07-07

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Ching-Yu Chang ,  Ssu-I Fu ,  Yu-Hsiang Hung ,  Chih-Kai Hsu ,  Wei-Chi Cheng ,  Jyh-Shyang Jenq

IPC: H01L29/66 ,  H01L21/768 ,  H01L29/423 ,  H01L21/02 ,  H01L21/311 ,  H01L21/8234 ,  H01L27/088 ,  H01L21/28 ,  H01L21/8238 ,  H01L23/485

CPC classification number: H01L21/7682 ,  H01L21/02164 ,  H01L21/02274 ,  H01L21/0228 ,  H01L21/28132 ,  H01L21/28141 ,  H01L21/2815 ,  H01L21/28247 ,  H01L21/31105 ,  H01L21/823431 ,  H01L21/823456 ,  H01L21/823462 ,  H01L21/823468 ,  H01L21/823864 ,  H01L21/845 ,  H01L23/485 ,  H01L27/0886 ,  H01L29/42364 ,  H01L29/6653 ,  H01L29/6656 ,  H01L29/66689 ,  H01L29/66719

Abstract: A semiconductor device includes: a substrate, a gate structure on the substrate, and a spacer adjacent to the gate structure, in which the spacer extends to a top surface of the gate structure, a top surface of the spacer includes a planar surface, the spacer encloses an air gap, and the spacer is composed of a single material. The gate structure includes a high-k dielectric layer, a work function metal layer, and a low resistance metal layer, in which the high-k dielectric layer is U-shaped. The semiconductor device also includes an interlayer dielectric (ILD) layer around the gate structure and a hard mask on the spacer, in which the top surface of the hard mask is even with the top surface of the ILD layer.

公开(公告)号：US20180138088A1

公开(公告)日：2018-05-17

申请号：US15871037

申请日：2018-01-14

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Yu-Hsiang Hung ,  Ssu-I Fu ,  Chao-Hung Lin ,  Chih-Kai Hsu ,  Jyh-Shyang Jenq

IPC: H01L21/768 ,  H01L21/8234 ,  H01L23/535 ,  H01L27/11 ,  H01L29/06 ,  H01L29/08 ,  H01L29/78 ,  H01L21/033 ,  H01L29/66

CPC classification number: H01L21/76897 ,  H01L21/0332 ,  H01L21/0335 ,  H01L21/0337 ,  H01L21/0338 ,  H01L21/76816 ,  H01L21/76895 ,  H01L21/823418 ,  H01L21/823431 ,  H01L21/823475 ,  H01L21/823481 ,  H01L23/535 ,  H01L27/1104 ,  H01L27/1116 ,  H01L28/00 ,  H01L29/0653 ,  H01L29/0847 ,  H01L29/66545 ,  H01L29/7851

Abstract: A semiconductor device and method of forming the same, the semiconductor device includes a first and second fin shaped structures, a first and second gate structures and a first and second plugs. The first and second fin shaped structures are disposed on a first region and a second region of a substrate and the first and second gate structure are disposed across the first and second fin shaped structures, respectively. A dielectric layer is disposed on the substrate, covering the first and second gate structure. The first and second plugs are disposed in the dielectric layer, wherein the first plug is electrically connected first source/drain regions adjacent to the first gate structure and contacts sidewalls of the first gate structure, and the second plug is electrically connected to second source/drain regions adjacent to the second gate structure and not contacting sidewalls of the second gate structure.

公开(公告)号：US20180012976A1

公开(公告)日：2018-01-11

申请号：US15695019

申请日：2017-09-05

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Chih-Kai Hsu ,  Yu-Hsiang Hung ,  Ssu-I Fu ,  Jyh-Shyang Jenq

IPC: H01L29/66 ,  H01L29/78

CPC classification number: H01L29/66795 ,  H01L29/66545 ,  H01L29/785

Abstract: A method for making a semiconductor device. A substrate having a fin structure is provided. A continuous dummy gate line is formed on the substrate. The dummy gate line strides across the fin structure. A source/drain structure is formed on the fin structure on both sides of the dummy gate line. An interlayer dielectric (ILD) is formed on the dummy gate line and around the dummy gate line. The ILD is polished to reveal a top surface of the dummy gate line. After polishing the ILD, the dummy gate line is segmented into separate dummy gates.

公开(公告)号：US20170323852A1

公开(公告)日：2017-11-09

申请号：US15170954

申请日：2016-06-02

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Chih-Kai Hsu ,  Yu-Hsiang Hung ,  Wei-Chi Cheng ,  Ssu-I Fu ,  Jyh-Shyang Jenq

IPC: H01L23/535 ,  H01L29/267 ,  H01L29/24 ,  H01L29/165 ,  H01L29/161 ,  H01L29/08 ,  H01L23/528 ,  H01L21/768 ,  H01L29/78

Abstract: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate; forming a gate structure on the substrate; forming an epitaxial layer adjacent to the gate structure; forming an interlayer dielectric (ILD) layer on the gate structure; forming a first contact hole in the ILD layer adjacent to the gate structure; and forming a cap layer in the recess, in which a top surface of the cap layer is even with or lower than a top surface of the substrate.