Taiwan Semiconductor Manufacturing Comp. Ltd.

Huicheng Chang

Yee-Chia Yeo

Liang-Yin Chen

Su-Hao Liu

Kuo-Ju Chen

Chun-Feng Nieh

Li-Ting Wang

Chia-Cheng Chen

Yu-Chang Lin

Wei-Ting Chien

Chun-Hung Wu

Ying-Lang Wang

Wen-Yen Chen

Lun-Kuang Tan

Szu-Ying Chen

Jyh-Cherng Sheu

Sen-Hong Syue

Teng-Chun Tsai

Tsan-Chun Wang

Cheng-Tung Lin

Hung-Ta Lin

Chi-Yuan Chen

Weng Chang

Hou-Yu Chen

Mrunal Abhijith Khaderbad

Syun-Ming Jang Jang

Kei-Wei Chen

Ziwei Fang

Xiong-Fei Yu

Chih-Kai Yang

Wei-Ming You

Yi-Fan Chen

Cheng-Po Chau

Chih-Wei Chang

Huai-Tei Yang

Che-Hao Chang

Chun-Yen Peng

Yan-Ming Tsai

Hong-Mao Lee

Keng-Chu Lin

Tsung-Lin Lee

Chun-Hsiung Lin

Chien-Hao Chen

Pang-Yen Tsai

Ching-Hwanq Su

Wei-Jung Lin

Chang-Miao Liu

Ya Hui Chang

Huang-Yi Huang

Yu-Tien Shen

Li-Chieh Wu

Chia-Ling Chan

Kuo-Hsiu Wei

Chia-Han Lai

Kuo-Cheng Ching

Tze-Liang Lee

Da-Yuan Lee

Chun-Hsien Huang

Jr-Hung Li

Chia-Ching Lee

Chien-Tai Chan

Hsueh Wen Tsau

Chih-Chang Hung

Kuo-Yin Lin

Chih-Pin Tsao

Tsai-Jung Ho

Hsiao-Kuan Wei

Pei-Yu Chou

Ru-Gun Liu

Carlos H Diaz

Shi Ning Ju

Jyu-Horng Shieh

Mao-Lin Huang

Yung-Sung Yen

Wei-Liang Lin

Kai-Hsuan Lee

Chun-Yen Chang

Yi-Nien Su

Chien-Hsun Wang

Wei-Yip Loh

I-Hsieh Wong

Hung-Hsu Chen

Yahru Cheng

Cheng-Yu Yang

Shu-Huei Suen

Ya-Wen Yeh

Chih-Hao Wang

Ching-Wei Tsai

Tai-Chun Huang

Chun-Sheng Liang

Chih-Hung Chen

Da-Wen Lin

Jeff J Xu

Wan-Yi Kao

Ming-Chyi Liu

Chi-On Chui

Hui-Chi Huang

Bo-Cyuan Lu

Wen-Kai Lin

Fu-Ming Huang

A semiconductor device and a method of forming the same are provided. A method includes forming a fin structure on a substrate. The fin structure includes a plurality of first nanostructures and a plurality of second nanostructures alternately stacked. A dummy gate is formed along sidewalls and a top surface of the fin structure. A portion of the fin structure exposed by the dummy gate is recessed to form a first recess. An epitaxial source/drain region is formed in the first recess. Dopant atoms within the epitaxial source/drain region are driven into the plurality of second nanostructures. The dummy gate and the plurality of first nanostructures are removed. A replacement gate is formed wrapping around the plurality of second nanostructures.

Nanostructure FET and method of forming same

A method of forming a semiconductor device is provided. The method includes providing a substrate having a first region and a second region; forming a plurality of trenches in the first region of the substrate; forming a multi-layer stack over the substrate and in the trenches; and patterning the multi-layer stack and the substrate to form first nanostructures over first fins in the first region and second nanostructures over second fins in the second region, where the multi-layer stack includes at least one of first semiconductor layers and at least one of second semiconductor layer stacked alternately, and the plurality of trenches are in corresponding ones of the first fins.

Methods of forming alignment structure with trenches for semiconductor devices

A temperature measuring apparatus for measuring a temperature of a substrate is described. A light emitting source that emits light signals such as laser pulses are applied to the substrate. A detector on the other side of the light emitting source receives the reflected laser pulses. The detector further receives emission signals associated with temperature or energy density that is radiated from the surface of the substrate. The temperature measuring apparatus determines the temperature of the substrate during a thermal process using the received laser pulses and the emission signals. To improve the signal to noise ratio of the reflected laser pulses, a polarizer may be used to polarize the laser pulses to have a S polarization. The angle in which the polarized laser pulses are applied towards the substrate may also be controlled to enhance the signal to noise ratio at the detector's end.

Apparatus, system, and method for measuring the temperature of a substrate

A method includes forming a semiconductor fin protruding over a substrate; forming an isolation structure over the substrate; depositing a first metal oxide layer over the isolation structure; depositing a first oxide layer over the first metal oxide layer; depositing a second metal oxide layer over the first oxide layer, in which the first metal oxide layer and the second metal oxide layer comprise amorphous structures; performing a chemical mechanism polishing (CMP) process to the first metal oxide layer, the first oxide layer, and the second metal oxide layer; after the CMP process is completed, performing an annealing process such that the first metal oxide layer and the second metal oxide layer are transferred from the amorphous structures into crystalline structures; forming a gate structure over the semiconductor fin; and forming source/drain structures over the substrate and on opposite sides of the gate structure.

Method for forming semiconductor device with monoclinic crystalline metal oxide capping layer

In an embodiment, a method includes: placing a wafer on an implanter platen, the wafer including integrated circuit dies; measuring a position of the wafer by measuring a position of an outer edge of the integrated circuit dies with a camera; determining an angular displacement between the position of the wafer and a reference position of the wafer; and rotating the implanter platen by the angular displacement.

Wafer positioning method and apparatus

A method includes moving a plurality of sensors along a translation path with respect to an ion beam, acquiring sensor signals produced by the plurality of sensors, converting the acquired sensor signals into a data set representative of a two-dimensional (2D) profile of the ion beam, generating a plurality of first one-dimensional (1D) profiles of the ion beam from the data set, generating a plurality of second 1D profiles of the ion beam by spatially inverting each of the plurality of first 1D profiles, generating a plurality of third 1D profiles of the ion beam by superposing first current density values of each of the plurality of first 1D profiles with second current density values of a corresponding one of the plurality of second 1D profiles and determining whether to continue an implantation process with the ion beam in accordance with the plurality of third 1D profiles.

Method for ion implantation uniformity control

A semiconductor device and a method of forming the same are provided. The semiconductor device includes a substrate, a gate structure, a dielectric structure and a contact structure. The substrate has source/drain (S/D) regions. The gate structure is on the substrate and between the S/D regions. The dielectric structure covers the gate structure. The contact structure penetrates through the dielectric structure to connect to the S/D region. A lower portion of a sidewall of the contact structure is spaced apart from the dielectric structure by an air gap therebetween, while an upper portion of the sidewall of the contact structure is in contact with the dielectric structure.

Methods of forming semiconductor device

In an embodiment, a method includes forming a plurality of fins adjacent to a substrate, the plurality of fins comprising a first fin, a second fin, and a third fin; forming a first insulation material adjacent to the plurality of fins; reducing a thickness of the first insulation material; after reducing the thickness of the fist insulation material, forming a second insulation material adjacent to the first insulation material and the plurality of fins; and recessing the first insulation material and the second insulation material to form a first shallow trench isolation (STI) region.

Semiconductor device and method of forming same

The present disclosure provides a substrate bonding apparatus capable of temperature monitoring and temperature control. The substrate bonding apparatus comprises a fluid cooling module and a sensor module for detecting temperatures at multiple zones (e.g., two or more zones) within a substrate. The substrate bonding apparatus according to the present disclosure achieves temperature stabilization within the substrate. The substrate bonding apparatus further improves bonding process performance by reducing distortion residual, reducing bubbles on edges of the substrate, and reducing non-bonded area within the substrate.

Temperature controllable bonder equipment for substrate bonding

A method includes bonding a package component to a composite carrier. The composite carrier includes a base carrier and an absorption layer, and the absorption layer is between the base carrier and the package component. A laser beam is projected onto the composite carrier. The laser beam penetrates through the base carrier to ablate the absorption layer. The base carrier may then be separated from the package component.

Laser de-bonding carriers and composite carriers thereof

A method for forming a semiconductor device is provided. In some embodiments, the method includes forming a target layer over a semiconductor substrate, forming a carbon-rich hard masking layer over the target layer, patterning features in the carbon-rich hard masking layer using an etching process, performing a directional ion beam trimming process on the features patterned in the carbon-rich hard masking layer, and patterning the target layer using the carbon-rich hard masking layer as a mask.

Method of forming a semiconductor device

A method of forming a semiconductor device includes forming a sacrificial gate structure over a substrate, depositing a spacer layer on the sacrificial gate structure in a conformal manner, performing a multi-step oxidation process to the spacer layer, etching the spacer layer to form gate sidewall spacers on opposite sidewalls of the sacrificial gate structure, removing the sacrificial gate structure to form a trench between the gate sidewalls spacers, and forming a metal gate structure in the trench.

Gate spacer and formation method thereof

The present disclosure describes a semiconductor device and methods for forming the same. The semiconductor device includes a first transistor device of a first type and a second transistor device of a second type. The first transistor device includes first nanostructures, a first pair of source/drain structures, and a first gate structure on the first nanostructures. The second transistor device of a second type is formed over the first transistor device. The second transistor device includes second nanostructures over the first nanostructures, a second pair of source/drain structures over the first pair of source/drain structures, and a second gate structure on the second nanostructures and over the first nanostructures. The semiconductor device further includes a first isolation structure in contact with the first and second nanostructures and a second isolation structure in contact with a top surface of the first pair of source/drain structures.

Gate structures for stacked semiconductor devices

Methods of ion implantation combined with annealing using a pulsed laser or a furnace for cutting substrate in forming semiconductor devices and semiconductor devices including the same are disclosed. In an embodiment, a method includes forming a transistor structure of a device on a first semiconductor substrate; forming a front-side interconnect structure over a front side of the transistor structure; bonding a carrier substrate to the front-side interconnect structure; implanting ions into the first semiconductor substrate to form an implantation region of the first semiconductor substrate; and removing the first semiconductor substrate. Removing the first semiconductor substrate includes applying an annealing process to separate the implantation region from a remainder region of the first semiconductor substrate. The method also includes forming a back-side interconnect structure over a back side of the transistor structure.

Ion implantation with annealing for substrate cutting

A method of forming a semiconductor device including performing an ion implantation on a substrate and etching the substrate and semiconductor devices formed by the same are disclosed. In an embodiment, a method includes forming a transistor on a first side of a substrate; performing an ion implantation on a second side of the substrate opposite the first side; after performing the ion implantation, etching the substrate to remove the substrate and form a first recess; and forming a dielectric layer in the first recess.

Semiconductor devices including backside power rails and methods of manufacture

Growing community of inventors

Tainan, Taiwan

Huicheng Chang