Patents by Inventor Yen-Yu Chen

Yen-Yu Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230109915
    Abstract: A device includes a pair of gate spacers on a substrate, and a gate structure on the substrate and between the gate spacers. The gate structure includes an interfacial layer, a metal oxide layer, a nitride-containing layer, a tungsten-containing layer, and a metal compound layer. The interfacial layer is over the substrate. The metal oxide layer is over the interfacial layer. The nitride-containing layer is over the metal oxide layer. The tungsten-containing layer is over the nitride-containing layer. The metal compound layer is over the tungsten-containing layer. The metal compound layer has a different material than a material of the tungsten-containing layer.
    Type: Application
    Filed: December 14, 2022
    Publication date: April 13, 2023
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yen-Yu CHEN, Yu-Chi LU, Chih-Pin TSAO, Shih-Hsun CHANG
  • Patent number: 11616013
    Abstract: A device includes a substrate, a first conductive layer on the substrate, a first conductive via, and further conductive layers and conductive vias between the first conductive via and the substrate. The first conductive via is between the substrate and the first conductive layer, and is electrically connected to the first conductive layer. The first conductive via extends through at least two dielectric layers, and has thickness greater than about 8 kilo-Angstroms. An inductor having high quality factor is formed in the first conductive layer and also includes the first conductive via.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: March 28, 2023
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Hung Hsun Lin, Che-Chih Hsu, Wen-Chu Huang, Chinyu Su, Yen-Yu Chen, Wei-Chun Hua, Wen Han Hung
  • Patent number: 11608205
    Abstract: A head of a tag device having a body, at least one row of negative-pressure through holes and at least one row of positive-pressure through holes. The body has a first surface and a second surface. The rows of negative and positive-pressure through holes are formed through the first and second surfaces of the body and arranged along a long-axis direction. Two negative and positive-pressure through holes at both ends of the corresponding row of negative and positive-pressure through holes are respectively close to the short sides of the body. Therefore, an effective labeling area is distributed between two short sides. The head of the tag device of the present invention provides a stable labeling operation for different products where different components are mounted and increases units per hour (UPH).
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: March 21, 2023
    Assignee: Powertech Technology Inc.
    Inventors: Ching-Chia Yang, Shin-Kung Chen, Yuan-Jung Lu, Yen-Yu Chen, Hsing-Fu Peng, Pao-Chen Lin
  • Patent number: 11610822
    Abstract: A semiconductor device includes a first gate structure that includes a first interfacial layer, a first gate dielectric layer disposed over the first interfacial layer, and a first gate electrode disposed over the first gate dielectric layer. The semiconductor device also includes a second gate structure that includes a second interfacial layer, a second gate dielectric layer disposed over the second interfacial layer, and a second gate electrode disposed over the second gate dielectric layer. The first interfacial layer contains a different amount of a dipole material than the second interfacial layer.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: March 21, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yen-Yu Chen, Chung-Liang Cheng
  • Patent number: 11605537
    Abstract: Examples of an integrated circuit with a gate structure and a method for forming the integrated circuit are provided herein. In some examples, a workpiece is received that includes a substrate having a channel region. A gate dielectric is formed on the channel region, and a layer containing a dopant is formed on the gate dielectric. The workpiece is annealed to transfer the dopant to the gate dielectric, and the layer is removed after the annealing. In some such examples, after the layer is removed, a work function layer is formed on the gate dielectric and a fill material is formed on the work function layer to form a gate structure.
    Type: Grant
    Filed: February 22, 2021
    Date of Patent: March 14, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chung-Liang Cheng, Yen-Yu Chen
  • Patent number: 11605566
    Abstract: A method of manufacturing a semiconductor device having metal gates and the semiconductor device are disclosed. The method comprises providing a first sacrificial gate associated with a first conductive type transistor and a second sacrificial gate associated with a second conductive type transistor disposed over the substrate, wherein the first conductive type and the second conductive type are complementary; replacing the first sacrificial gate with a first metal gate structure; forming a patterned dielectric layer and/or a patterned photoresist layer to cover the first metal gate structure; and replacing the second sacrificial gate with a second metal gate structure. The method can improve gate height uniformity during twice metal gate chemical mechanical polish processes.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: March 14, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Tung-Huang Chen, Yen-Yu Chen, Po-An Chen, Soon-Kang Huang
  • Publication number: 20230072507
    Abstract: The present disclosure provides an integrated circuit (IC) structure. The IC structure includes a semiconductor substrate; an interconnection structure formed on the semiconductor substrate; and a redistribution layer (RDL) metallic feature formed on the interconnection structure. The RDL metallic feature further includes a barrier layer disposed on the interconnection structure; a diffusion layer disposed on the barrier layer, wherein the diffusion layer includes metal and oxygen; and a metallic layer disposed on the diffusion layer.
    Type: Application
    Filed: November 14, 2022
    Publication date: March 9, 2023
    Inventors: Shih Wei Bih, Sheng-Wei Yeh, Yen-Yu Chen, Wen-Hao Cheng, Chih-Wei Lin, Chun-Chih Lin
  • Publication number: 20230063995
    Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate containing a first active region in a first region of the substrate and a second active region in a second region of the substrate, a plurality of first gate structures over the first active region each including a first gate stack having a first high-k gate dielectric and a first gate electrode and first gate spacers surrounding the first gate stack, and a plurality of second gate structures over the second active region each including a second gate stack having a second high-k gate dielectric and a second gate electrode and second gate spacers surrounding the second gate stack. At least a portion of the second gate electrode comprises dopants.
    Type: Application
    Filed: August 27, 2021
    Publication date: March 2, 2023
    Inventors: Anhao CHENG, Fang-Ting KUO, Yen-Yu CHEN
  • Publication number: 20230066870
    Abstract: A deposition system is provided capable of extending the chamber running time by preventing the target and other components from deformation due to thermal stress from the sputtering process by maintaining the temperature within the predetermined temperature range. The deposition system includes a substrate process chamber, a target within the substrate process chamber, and a plurality of grooves formed on the target in a circular formation. The plurality of grooves includes a first groove on a center portion of the target and a second groove on a periphery portion of the target.
    Type: Application
    Filed: August 30, 2021
    Publication date: March 2, 2023
    Inventors: Chia-Hsi WANG, Yen-Yu CHEN
  • Publication number: 20230069264
    Abstract: A deposition apparatus includes a process chamber, a wafer support in the process chamber, a backplane structure having a first surface in the process chamber facing the wafer support, a target having a second surface facing the first surface and a third surface facing the wafer support, and an adhesion structure in physical contact with the backplane structure and the target. The adhesion structure has an adhesion material layer, and a spacer embedded in the adhesion material layer.
    Type: Application
    Filed: August 30, 2021
    Publication date: March 2, 2023
    Inventors: Chia-Hsi WANG, Yen-Yu CHEN
  • Patent number: 11574837
    Abstract: A robot for transferring a wafer is disclosed. A blade of the robot includes a first sensor on an upper surface of the blade and the second sensor on a back surface of the blade. The first sensor is operable to align the blade with a wafer. The second sensor is operable to align the blade with a holder that holds the wafer.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: February 7, 2023
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Wen-Hao Cheng, Yen-Yu Chen
  • Publication number: 20230032857
    Abstract: A method is provided. The method includes the following steps: introducing a first physical vapor deposition (PVD) target and a second PVD target in a PVD system, the first PVD target containing a boron-containing cobalt iron alloy (FeCoB) with an initial boron concentration, and the second PVD target containing boron; determining parameters of the PVD system based on a target boron concentration larger than the initial boron concentration; and depositing a FeCoB film on a substrate according to the parameters of the PVD system.
    Type: Application
    Filed: January 23, 2022
    Publication date: February 2, 2023
    Inventors: Chia-Hsi Wang, Yen-Yu Chen, Jen-Hao Chien
  • Publication number: 20230022509
    Abstract: A deposition system is provided capable of cleaning itself by removing a target material deposited on a surface of a collimator. The deposition system in accordance with the present disclosure includes a substrate process chamber. The deposition includes a substrate pedestal in the substrate process chamber, the substrate pedestal configured to support a substrate, a target enclosing the substrate process chamber, and a collimator having a plurality of hollow structures disposed between the target and the substrate, a vibration generating unit, and cleaning gas outlet.
    Type: Application
    Filed: July 23, 2021
    Publication date: January 26, 2023
    Inventors: Wen-Hao CHENG, Hsuan-Chih CHU, Yen-Yu CHEN
  • Publication number: 20230010438
    Abstract: A semiconductor device includes a device feature. The semiconductor device includes a first silicide layer having a first metal, wherein the first silicide layer is embedded in the device feature. The semiconductor device includes a second silicide layer having a second metal, wherein the second silicide layer, disposed above the device feature, comprises a first portion directly contacting the first silicide layer. The first metal is different from the second metal.
    Type: Application
    Filed: January 26, 2022
    Publication date: January 12, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wen-Hao Cheng, Hsuan-Chih Chu, Yen-Yu Chen
  • Publication number: 20230008029
    Abstract: A sputtering target structure includes a back plate characterized by a first size, and a plurality of sub-targets bonded to the back plate. Each of the sub-targets is characterized by a size that is a fraction of the first size and is equal to or less than a threshold target size. Each sub-target includes a ferromagnetic material containing iron (Fe) and boron (B). Each of the plurality of sub-targets is in direct contact with one or more adjacent sub-targets.
    Type: Application
    Filed: January 18, 2022
    Publication date: January 12, 2023
    Inventors: Wen-Hao Cheng, Hsuan-Chih Chu, Yen-Yu Chen
  • Publication number: 20220406583
    Abstract: A deposition system is provided capable of controlling an amount of a target material deposited on a substrate and/or direction of the target material that is deposited on the substrate. The deposition system in accordance with the present disclosure includes a substrate process chamber. The deposition includes a substrate pedestal in the substrate process chamber, the substrate pedestal configured to support a substrate, a target enclosing the substrate process chamber, and a collimator having a plurality of hollow structures disposed between the target and the substrate, wherein a length of at least one of the plurality of hollow structures is adjustable.
    Type: Application
    Filed: June 18, 2021
    Publication date: December 22, 2022
    Inventors: Wen-Hao CHENG, Hsuan-Chih CHU, Yen-Yu CHEN
  • Patent number: 11532702
    Abstract: The present disclosure is directed to gate-all-around (GAA) transistor structures with a low level of leakage current and low power consumption. For example, the GAA transistor includes a semiconductor layer with a first source/drain (S/D) epitaxial structure and a second S/D epitaxial structure disposed thereon, where the first and second S/D epitaxial structures are spaced apart by semiconductor nano-sheet layers. The semiconductor structure further includes isolation structures interposed between the semiconductor layer and each of the first and second S/D epitaxial structures. The GAA transistor further includes a gate stack surrounding the semiconductor nano-sheet layers.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: December 20, 2022
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yen-Yu Chen, Chung-Liang Cheng
  • Patent number: 11512984
    Abstract: A dynamic displacement error compensation system by which detection error information obtained based on calibration detection of first and second axes, is respectively made into first and second compensation tables for compensating displacement on the axes by using positional information of the axes as variables, the first compensation table is stored in a first driver of a first motor device for driving a first moving element to move linearly on the first axis, the second compensation table is stored in a second driver of a second motor device for driving a second moving element to move linearly on the second axis, the drivers simultaneously or successively obtain a first dynamic positional information of the first moving element on the first axis and a second dynamic positional information of the second moving element on the second axis, and the moving elements are respectively displaceably compensated according to the compensation tables.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: November 29, 2022
    Assignee: HIWIN MIKROSYSTEM CORP.
    Inventors: Kai-Ti Chen, Chun-Yi Yi, Wei-Te Chuang, Yen-Yu Chen
  • Publication number: 20220367621
    Abstract: The present disclosure is directed to gate-all-around (GAA) transistor structures with a low level of leakage current and low power consumption. For example, the GAA transistor includes a semiconductor layer with a first source/drain (S/D) epitaxial structure and a second S/D epitaxial structure disposed thereon, where the first and second S/D epitaxial structures are spaced apart by semiconductor nano-sheet layers. The semiconductor structure further includes isolation structures interposed between the semiconductor layer and each of the first and second S/D epitaxial structures. The GAA transistor further includes a gate stack surrounding the semiconductor nano-sheet layers.
    Type: Application
    Filed: July 29, 2022
    Publication date: November 17, 2022
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yen-Yu CHEN, Chung-Liang CHENG
  • Publication number: 20220367161
    Abstract: A an apparatus includes a processing chamber configured to house a workpiece, a target holder in the processing chamber, a first magnetic element positioned over a backside of the target holder, a first arm assembly connected to the first magnetic element, a rotational shaft, and a first hinge mechanism connecting the rotational shaft and the first arm assembly.
    Type: Application
    Filed: July 28, 2022
    Publication date: November 17, 2022
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chia-Hsi WANG, Kun-Che HO, Yen-Yu CHEN