Patents by Inventor Yuan-Chih Hsieh

Yuan-Chih Hsieh 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: 20240087879
    Abstract: A method includes performing a plasma activation on a surface of a first package component, removing oxide regions from surfaces of metal pads of the first package component, and performing a pre-bonding to bond the first package component to a second package component.
    Type: Application
    Filed: November 14, 2023
    Publication date: March 14, 2024
    Inventors: Xin-Hua Huang, Ping-Yin Liu, Hung-Hua Lin, Hsun-Chung Kuang, Yuan-Chih Hsieh, Lan-Lin Chao, Chia-Shiung Tsai, Xiaomeng Chen
  • Publication number: 20240077922
    Abstract: An electronic system using a USB type-C port and an abnormal elimination method thereof are provided. After sending a hard reset request to a power adapter, a host device determines whether to enter an error recovery state according to whether an initialization signal is at a first preset level for a first preset time, so that the initialization signal is changed to a second preset level, or whether to force the initialization signal to change to the second preset level according to whether the initialization signal is at the first preset level for a second preset time.
    Type: Application
    Filed: November 30, 2022
    Publication date: March 7, 2024
    Applicant: Acer Incorporated
    Inventors: Yuan-Yi Li, Ming-Feng Hsieh, Chun-Chih Kuo
  • Patent number: 11854795
    Abstract: A method includes performing a plasma activation on a surface of a first package component, removing oxide regions from surfaces of metal pads of the first package component, and performing a pre-bonding to bond the first package component to a second package component.
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: December 26, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Xin-Hua Huang, Ping-Yin Liu, Hung-Hua Lin, Hsun-Chung Kuang, Yuan-Chih Hsieh, Lan-Lin Chao, Chia-Shiung Tsai, Xiaomeng Chen
  • Publication number: 20230382712
    Abstract: Various embodiments of the present disclosure are directed towards a microelectromechanical system (MEMS) device. The MEMS device includes a dielectric structure disposed over a first semiconductor substrate, where the dielectric structure at least partially defines a cavity. A second semiconductor substrate is disposed over the dielectric structure. The second semiconductor substrate includes a movable mass, where opposite sidewalls of the movable mass are disposed between opposite sidewall of the cavity. An anti-stiction structure is disposed between the movable mass and the dielectric structure, where the anti-stiction structure is a first silicon-based semiconductor.
    Type: Application
    Filed: August 3, 2023
    Publication date: November 30, 2023
    Inventors: Kuei-Sung Chang, Chun-Wen Cheng, Fei-Lung Lai, Shing-Chyang Pan, Yuan-Chih Hsieh, Yi-Ren Wang
  • Publication number: 20230365395
    Abstract: The present disclosure provides a structure and method of fabricating the structure. The structure comprises a cavity enclosed by a first substrate and a second substrate opposite to the first substrate. Further, the structure includes a feature in the cavity and the feature is protruded from a surface of the first substrate. In addition, the structure includes a dielectric layer over the feature, wherein the dielectric layer includes a first surface in contact with the feature and a second surface opposite to the first surface is positioned toward the cavity.
    Type: Application
    Filed: July 25, 2023
    Publication date: November 16, 2023
    Inventors: Yuan-Chih Hsieh, Hsing-Lien Lin, Jung-Huei Peng, Yi-Chien Wu
  • Publication number: 20230371383
    Abstract: In some embodiments, the present disclosure relates to a piezomicroelectromechanical system (piezoMEMS) device that includes a second piezoelectric layer arranged over the first electrode layer. A second electrode layer is arranged over the second piezoelectric layer. A first contact is arranged over and extends through the second electrode layer and the second piezoelectric layer to contact the first electrode layer. A dielectric liner layer is arranged directly between the first contact and inner sidewalls of the second electrode layer and the second piezoelectric layer. A second contact is arranged over and electrically coupled to the second electrode layer, wherein the second contact is electrically isolated from the first contact.
    Type: Application
    Filed: July 20, 2023
    Publication date: November 16, 2023
    Inventors: Yi-Ren Wang, Hung-Hua Lin, Yuan-Chih Hsieh
  • Patent number: 11814283
    Abstract: Various embodiments of the present disclosure are directed towards a microelectromechanical system (MEMS) device. The MEMS device includes a dielectric structure disposed over a first semiconductor substrate, where the dielectric structure at least partially defines a cavity. A second semiconductor substrate is disposed over the dielectric structure. The second semiconductor substrate includes a movable mass, where opposite sidewalls of the movable mass are disposed between opposite sidewall of the cavity. An anti-stiction structure is disposed between the movable mass and the dielectric structure, where the anti-stiction structure is a first silicon-based semiconductor.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: November 14, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kuei-Sung Chang, Chun-Wen Cheng, Fei-Lung Lai, Shing-Chyang Pan, Yuan-Chih Hsieh, Yi-Ren Wang
  • Publication number: 20230357002
    Abstract: The present disclosure provides a packaging method, including: providing a first semiconductor substrate; forming a bonding region on the first semiconductor substrate, wherein the bonding region of the first semiconductor substrate includes a first bonding metal layer and a second bonding metal layer; providing a second semiconductor substrate having a bonding region, wherein the bonding region of the second semiconductor substrate includes a third bonding layer; and bonding the first semiconductor substrate to the second semiconductor substrate by bringing the bonding region of the first semiconductor substrate in contact with the bonding region of the second semiconductor substrate; wherein the first and third bonding metal layers include copper (Cu), and the second bonding metal layer includes Tin (Sn). An associated packaging structure is also disclosed.
    Type: Application
    Filed: July 21, 2023
    Publication date: November 9, 2023
    Inventors: Chih-Ming Chen, Yuan-Chih Hsieh, Chung-Yi Yu
  • Patent number: 11812664
    Abstract: In some embodiments, the present disclosure relates to a piezomicroelectromechanical system (piezoMEMS) device that includes a second piezoelectric layer arranged over the first electrode layer. A second electrode layer is arranged over the second piezoelectric layer. A first contact is arranged over and extends through the second electrode layer and the second piezoelectric layer to contact the first electrode layer. A dielectric liner layer is arranged directly between the first contact and inner sidewalls of the second electrode layer and the second piezoelectric layer. A second contact is arranged over and electrically coupled to the second electrode layer, wherein the second contact is electrically isolated from the first contact.
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: November 7, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Ren Wang, Hung-Hua Lin, Yuan-Chih Hsieh
  • Patent number: 11767216
    Abstract: The present disclosure provides a structure. The structure comprises a cavity enclosed by a first substrate and a second substrate opposite to the first substrate. Further, the structure includes a feature in the cavity and the feature is protruded from a surface of the first substrate. In addition, the structure includes a dielectric layer over the feature, wherein the dielectric layer includes a first surface in contact with the feature and a second surface opposite to the first surface is positioned toward the cavity.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: September 26, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company Ltd.
    Inventors: Yuan-Chih Hsieh, Hsing-Lien Lin, Jung-Huei Peng, Yi-Chien Wu
  • Publication number: 20230294978
    Abstract: Various embodiments of the present disclosure are directed towards an integrated chip including a microelectromechanical systems (MEMS) structure overlying a substrate. A capping structure overlies the MEMS structure. The capping structure at least partially defines a cavity. The MEMS structure is disposed in the cavity. An outgas structure adjacent to the cavity. The outgas structure comprises an amorphous material.
    Type: Application
    Filed: May 25, 2023
    Publication date: September 21, 2023
    Inventors: Yi-Ren Wang, Shing-Chyang Pan, Yuan-Chih Hsieh
  • Publication number: 20230249961
    Abstract: The present disclosure provides a micro electro mechanical system (MEMS) structure, including a device substrate having a first region and a second region different from the first region, a capping substrate bonded over the device substrate, a first cavity in the first region and between the device substrate and capping substrate, wherein the first cavity has a first cavity pressure, a second cavity in the second region and between the device substrate and capping substrate, wherein the second cavity has a second cavity pressure lower than the first cavity pressure, an outgassing material, wherein the outgassing material includes a top surface and a sidewall exposed to the first cavity, the outgassing material is free from being in direct contact with the capping substrate, wherein the outgassing material includes a trench, and a passivation layer disposed over the device substrate, and is in direct contact with the outgassing material.
    Type: Application
    Filed: April 18, 2023
    Publication date: August 10, 2023
    Inventors: YUAN-CHIH HSIEH, HUNG-HUA LIN
  • Patent number: 11713241
    Abstract: The present disclosure provides a packaging method, including: providing a first semiconductor substrate; forming a bonding region on the first semiconductor substrate, wherein the bonding region of the first semiconductor substrate includes a first bonding metal layer and a second bonding metal layer; providing a second semiconductor substrate having a bonding region, wherein the bonding region of the second semiconductor substrate includes a third bonding layer; and bonding the first semiconductor substrate to the second semiconductor substrate by bringing the bonding region of the first semiconductor substrate in contact with the bonding region of the second semiconductor substrate; wherein the first and third bonding metal layers include copper (Cu), and the second bonding metal layer includes Tin (Sn). An associated packaging structure is also disclosed.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: August 1, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chih-Ming Chen, Yuan-Chih Hsieh, Chung-Yi Yu
  • Patent number: 11697588
    Abstract: Various embodiments of the present disclosure are directed towards a method for manufacturing an integrated chip, the method comprises forming an interconnect structure over a semiconductor substrate. An upper dielectric layer is formed over the interconnect structure. An outgas layer is formed within the upper dielectric layer. The outgas layer comprises a first material that is amorphous. A microelectromechanical systems (MEMS) substrate is formed over the interconnect structure. The MEMS substrate comprises a moveable structure directly over the outgas layer.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: July 11, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yi-Ren Wang, Shing-Chyang Pan, Yuan-Chih Hsieh
  • Patent number: 11634318
    Abstract: The present disclosure provides a micro electro mechanical system (MEMS) structure, including a device substrate having a first region and a second region different from the first region, a capping substrate bonded over the device substrate, a first cavity in the first region and between the device substrate and capping substrate, wherein the first cavity has a first cavity pressure, a second cavity in the second region and between the device substrate and capping substrate, wherein the second cavity has a second cavity pressure lower than the first cavity pressure, a passivation layer in the first cavity, an outgassing material over the passivation layer, wherein the outgassing material comprises a top surface and a sidewall exposed to the first cavity.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: April 25, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Yuan-Chih Hsieh, Hung-Hua Lin
  • Patent number: 11542153
    Abstract: A system includes a semiconductor substrate having a first cavity. The semiconductor substrate forms a pedestal adjacent the first cavity. A device overlays the pedestal and is bonded to the semiconductor substrate by metal within the first cavity. A plurality of second cavities are formed in a surface of the pedestal beneath the device, wherein the second cavities are smaller than the first cavity. In some of these teachings, the second cavities are voids. In some of these teachings, the metal in the first cavity comprises a eutectic mixture. The structure relates to a method of manufacturing in which a layer providing a mask to etch the first cavity is segmented to enable easy removal of the mask-providing layer from the area over the pedestal.
    Type: Grant
    Filed: July 9, 2021
    Date of Patent: January 3, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Lee-Chuan Tseng, Yuan-Chih Hsieh
  • Patent number: 11521846
    Abstract: A layer stack is formed over a conductive material portion located on a substrate. The layer stack contains a first silicon oxide layer, a silicon nitride layer formed by chemical vapor deposition, and a second silicon oxide layer. A patterned etch mask layer including an opening is formed over the layer stack. A via cavity extending through the layer stack and down to the conductive material portion is formed by isotropically etching portions of the layer stack underlying the opening in the patterned etch mask layer using an isotropic etch process. A buffered oxide etch process may be used, in which the etch rate of the silicon nitride layer is less than, but is significant enough, compared to the etch rate of the first silicon oxide layer to provide tapered straight sidewalls on the silicon nitride layer. An optical device including a patterned layer stack can be provided.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: December 6, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Yi-Ren Wang, Yuan-Chih Hsieh
  • Publication number: 20220351959
    Abstract: A layer stack is formed over a conductive material portion located on a substrate. The layer stack contains a first silicon oxide layer, a silicon nitride layer formed by chemical vapor deposition, and a second silicon oxide layer. A patterned etch mask layer including an opening is formed over the layer stack. A via cavity extending through the layer stack and down to the conductive material portion is formed by isotropically etching portions of the layer stack underlying the opening in the patterned etch mask layer using an isotropic etch process. A buffered oxide etch process may be used, in which the etch rate of the silicon nitride layer is less than, but is significant enough, compared to the etch rate of the first silicon oxide layer to provide tapered straight sidewalls on the silicon nitride layer. An optical device including a patterned layer stack can be provided.
    Type: Application
    Filed: July 19, 2022
    Publication date: November 3, 2022
    Inventors: Yi-Ren Wang, Yuan-Chih Hsieh
  • Publication number: 20220340413
    Abstract: The present disclosure provides a micro electro mechanical system (MEMS) structure, including a device substrate having a first region and a second region different from the first region, a capping substrate bonded over the device substrate, a first cavity in the first region and between the device substrate and capping substrate, wherein the first cavity has a first cavity pressure, a second cavity in the second region and between the device substrate and capping substrate, wherein the second cavity has a second cavity pressure lower than the first cavity pressure, an outgassing material, wherein the outgassing material includes a top surface and a sidewall exposed to the first cavity, the outgassing material is free from being in direct contact with the capping substrate, wherein the outgassing material includes a trench, and a passivation layer disposed over the device substrate, and is in direct contact with the outgassing material.
    Type: Application
    Filed: July 12, 2022
    Publication date: October 27, 2022
    Inventors: YUAN-CHIH HSIEH, HUNG-HUA LIN
  • Publication number: 20220325396
    Abstract: A microstructure may be provided by forming a metal layer such as a molybdenum layer over a substrate. An aluminum nitride layer is formed on a top surface of the metal layer. A surface portion of the aluminum nitride layer is converted into a continuous aluminum oxide-containing layer by oxidation. A dielectric spacer layer may be formed over the continuous aluminum oxide-containing layer. Contact via cavities extending through the dielectric spacer layer, the continuous aluminum oxide containing layer, and the aluminum nitride layer and down to a respective portion of the at least one metal layer may be formed using etch processes that contain a wet etch step while suppressing formation of an undercut in the aluminum nitride layer. Contact via structures may be formed in the contact via cavities. The microstructure may include a micro-electromechanical system (MEMS) device containing a piezoelectric transducer.
    Type: Application
    Filed: June 17, 2022
    Publication date: October 13, 2022
    Inventors: Yuan-Chih Hsieh, Yi-Ren Wang, Hung-Hua Lin