公开(公告)号：US08692334B2

公开(公告)日：2014-04-08

申请号：US13949230

申请日：2013-07-24

Applicant: United Microelectronics Corp.

Inventor： Chun-Mao Chiou ,  Ti-Bin Chen ,  Tsung-Min Kuo ,  Shyan-Liang Chou ,  Yao-Chang Wang ,  Chi-Sheng Tseng ,  Jie-Ning Yang ,  Po-Jui Liao

IPC: H01L21/70

CPC classification number: H01L27/0629

Abstract: A method of manufacturing a resistor integrated with a transistor having metal gate includes providing a substrate having a transistor region and a resistor region defined thereon, a transistor is positioned in the transistor region and a resistor is positioned in the resistor region; forming a dielectric layer exposing tops of the transistor and the resistor on the substrate; performing a first etching process to remove portions of the resistor to form two first trenches respectively at two opposite ends of the resistor; forming a patterned protecting layer in the resistor region; performing a second etching process to remove a dummy gate of the transistor to form a second trench in the transistor region; and forming a metal layer filling the first trenches and the second trench.

Abstract translation: 一种制造与具有金属栅极的晶体管集成的电阻器的方法包括提供具有晶体管区域和限定在其上的电阻器区域的衬底，晶体管位于晶体管区域中，并且电阻器位于电阻器区域中; 形成暴露所述晶体管顶部和所述基板上的所述电阻器的电介质层; 执行第一蚀刻工艺以去除电阻器的部分以分别在电阻器的两个相对端处形成两个第一沟槽; 在所述电阻器区域中形成图案化保护层; 执行第二蚀刻工艺以去除晶体管的伪栅极以在晶体管区域中形成第二沟槽; 以及形成填充所述第一沟槽和所述第二沟槽的金属层。

公开(公告)号：US20130299949A1

公开(公告)日：2013-11-14

申请号：US13947125

申请日：2013-07-22

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Kuo-Hsiung Huang ,  Chun-Mao Chiou ,  Hsin-Yu Chen ,  Yu-Han Tsai ,  Ching-Li Yang ,  Home-Been Cheng

IPC: H01L23/48 ,  H01L21/768

CPC classification number: H01L21/76843 ,  H01L21/76898 ,  H01L23/481 ,  H01L23/525 ,  H01L2224/13 ,  H01L2924/1461 ,  H01L2924/00

Abstract: The present invention relates to a through silicon via (TSV). The TSV is disposed in a substrate including a via opening penetrating through a first surface and a second surface of the substrate. The TSV includes an insulation layer, a barrier layer, a buffer layer and a conductive electrode. The insulation layer is disposed on a surface of the via opening. The barrier layer is disposed on a surface of the insulation layer. The buffer layer is disposed on a surface of the barrier layer. The conductive electrode is disposed on a surface of the buffer layer and a remainder of the via opening is completely filled with the conductive electrode. A portion of the buffer layer further covers a surface of the conductive electrode at a side of the second surface and said portion is level with the second surface.

Abstract translation: 本发明涉及一种硅通孔（TSV）。 TSV设置在包括穿过基板的第一表面和第二表面的通孔的基板中。 TSV包括绝缘层，阻挡层，缓冲层和导电电极。 绝缘层设置在通孔开口的表面上。 阻挡层设置在绝缘层的表面上。 缓冲层设置在阻挡层的表面上。 导电电极设置在缓冲层的表面上，通孔开口的其余部分被导电电极完全填充。 缓冲层的一部分还在第二表面的一侧覆盖导电电极的表面，并且所述部分与第二表面平齐。

公开(公告)号：US20220165844A1

公开(公告)日：2022-05-26

申请号：US17670528

申请日：2022-02-14

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Cheng-Pu Chiu ,  Tzung-Ying Lee ,  Dien-Yang Lu ,  Chun-Kai Chao ,  Chun-Mao Chiou

IPC: H01L29/06 ,  H01L29/78

Abstract: A semiconductor device includes a substrate having a logic region and a high-voltage (HV) region, a first gate structure on the HV region, a first epitaxial layer and a second epitaxial layer adjacent to one side of the first gate structure, a first contact plug between the first epitaxial layer and the second epitaxial layer, a third epitaxial layer and a fourth epitaxial layer adjacent to another side of the first gate structure, and a second contact plug between the third epitaxial layer and the fourth epitaxial layer. Preferably, a bottom surface of the first epitaxial layer is lower than a bottom surface of the first contact plug and a bottom surface of the third epitaxial layer is lower than a bottom surface of the second contact plug.

公开(公告)号：US20220077300A1

公开(公告)日：2022-03-10

申请号：US17524723

申请日：2021-11-11

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Jie-Ning Yang ,  Wen-Tsung Chang ,  Po-Wen Su ,  Kuan-Ying Lai ,  Bo-Yu Su ,  Chun-Mao Chiou ,  Yao-Jhan Wang

IPC: H01L29/49 ,  H01L29/423 ,  H01L29/66 ,  H01L21/8234 ,  H01L21/768 ,  H01L29/417

Abstract: A gate structure includes a substrate divided into an N-type transistor region and a P-type transistor region. An interlayer dielectric covers the substrate. A first trench is embedded in the interlayer dielectric within the N-type transistor region. A first gate electrode having a bullet-shaped profile is disposed in the first trench. A gate dielectric contacts the first trench. An N-type work function layer is disposed between the gate dielectric layer and the first gate electrode. A second trench is embedded in the interlayer dielectric within the P-type transistor region. A second gate electrode having a first mushroom-shaped profile is disposed in the second trench. The gate dielectric layer contacts the second trench. The N-type work function layer is disposed between the gate dielectric layer and the second gate electrode. A first P-type work function layer is disposed between the gate dielectric layer and the N-type work function layer.

公开(公告)号：US11205705B2

公开(公告)日：2021-12-21

申请号：US16205174

申请日：2018-11-29

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Jie-Ning Yang ,  Wen-Tsung Chang ,  Po-Wen Su ,  Kuan-Ying Lai ,  Bo-Yu Su ,  Chun-Mao Chiou ,  Yao-Jhan Wang

IPC: H01L29/49 ,  H01L29/423 ,  H01L29/66 ,  H01L21/8234 ,  H01L21/768 ,  H01L29/417

Abstract: A gate structure includes a substrate divided into an N-type transistor region and a P-type transistor region. An interlayer dielectric covers the substrate. A first trench is embedded in the interlayer dielectric within the N-type transistor region. A first gate electrode having a bullet-shaped profile is disposed in the first trench. A gate dielectric contacts the first trench. An N-type work function layer is disposed between the gate dielectric layer and the first gate electrode. A second trench is embedded in the interlayer dielectric within the P-type transistor region. A second gate electrode having a first mushroom-shaped profile is disposed in the second trench. The gate dielectric layer contacts the second trench. The N-type work function layer is disposed between the gate dielectric layer and the second gate electrode. A first P-type work function layer is disposed between the gate dielectric layer and the N-type work function layer.

公开(公告)号：US20160043195A1

公开(公告)日：2016-02-11

申请号：US14919738

申请日：2015-10-22

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Chia-Fu Hsu ,  Chun-Mao Chiou ,  Shih-Chieh Hsu ,  Jian-Cun Ke ,  Chun-Lung Chen ,  Lung-En Kuo

IPC: H01L29/49 ,  H01L29/51 ,  H01L29/78

CPC classification number: H01L29/495 ,  H01L21/28088 ,  H01L21/31116 ,  H01L29/4983 ,  H01L29/513 ,  H01L29/517 ,  H01L29/66545 ,  H01L29/6656 ,  H01L29/78

Abstract: A semiconductor device is disclosed. The semiconductor device includes a substrate, a gate structure on the substrate, and a spacer adjacent to the gate structure, in which the bottom of the spacer includes a tapered profile and the tapered profile comprises a convex curve.

Abstract translation: 公开了一种半导体器件。 半导体器件包括衬底，衬底上的栅极结构和与栅极结构相邻的间隔物，其中间隔物的底部包括锥形轮廓，并且锥形轮廓包括凸曲线。

公开(公告)号：US20150137197A1

公开(公告)日：2015-05-21

申请号：US14608165

申请日：2015-01-28

Applicant: UNITED MICROELECTRONICS CORP.

Inventor： Shyan-Liang Chou ,  Tsung-Min Kuo ,  Po-Wen Su ,  Chun-Mao Chiou ,  Feng-Mou Chen

IPC: H01L29/78 ,  H01L29/49

CPC classification number: H01L29/4983 ,  H01L29/6653 ,  H01L29/66545 ,  H01L29/6656 ,  H01L29/7843

Abstract: A semiconductor structure includes a substrate, a gate electrode disposed on the substrate, wherein the gate electrode has a first top surface. Agate dielectric layer is disposed between the substrate and the gate electrode. A silicon carbon nitride spacer surrounds the gate electrode, wherein the silicon carbon nitride spacer has a second top surface not higher than the first top surface. A silicon oxide spacer surrounds the silicon carbon nitride spacer.

Abstract translation: 半导体结构包括衬底，设置在衬底上的栅电极，其中栅电极具有第一顶表面。 玛瑙电介质层设置在基板和栅电极之间。 硅碳氮化物间隔物环绕栅电极，其中硅氮化物间隔物具有不高于第一顶表面的第二顶表面。 硅氧化物间隔物包围硅氮化硅间隔物。