Patents by Inventor Chien Liu

Chien Liu 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: 20240121547
    Abstract: A venting device includes a first flap, which is configured to be actuated to swing upward during a rising time, and a second flap, which is disposed opposite to the first flap and configured to be actuated to swing downward during a falling time, a first actuating portion disposed on the first flap, and a second actuating portion disposed on the second flap. The venting device configured to form a vent is disposed within a wearable sound device or to be disposed within the wearable sound device. The vent is formed via applying a first voltage to the first actuating portion and applying a second voltage on the second actuating portion, such that the venting device gradually forms the vent.
    Type: Application
    Filed: December 6, 2023
    Publication date: April 11, 2024
    Applicant: xMEMS Labs, Inc.
    Inventors: Wen-Chien Chen, Kai-Chieh Chang, Chiung C. Lo, Yuan-Shuang Liu
  • Patent number: 11954453
    Abstract: Systems and methods for natural language generation by an edge computing device are disclosed. In one embodiments, a method comprises: receiving, by an edge computing device, event data from an edge event; determining, by the edge computing device, that a network connection to a cloud server is not available; extracting, by the edge computing device, features of the event data; predicting, by a local neural network of the edge computing device, an action for the edge computing device to take based on the features of the event data, wherein the action is associated with a confidence level; and determining, by the edge computing device, whether the confidence level meets a predetermined threshold value.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: April 9, 2024
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Chih-Hsiung Liu, I-Chien Lin, Cheng-Fang Lin, Joey H. Y. Tseng
  • Publication number: 20240096998
    Abstract: The present disclosure describes a method for forming metallization layers that include a ruthenium metal liner and a cobalt metal fill. The method includes depositing a first dielectric on a substrate having a gate structure and source/drain (S/D) structures, forming an opening in the first dielectric to expose the S/D structures, and depositing a ruthenium metal on bottom and sidewall surfaces of the opening. The method further includes depositing a cobalt metal on the ruthenium metal to fill the opening, reflowing the cobalt metal, and planarizing the cobalt and ruthenium metals to form S/D conductive structures with a top surface coplanar with a top surface of the first dielectric.
    Type: Application
    Filed: November 21, 2023
    Publication date: March 21, 2024
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Shuen-Shin LIANG, Chij-chien CHI, Yi-Ying LIU, Chia-Hung CHU, Hsu-Kai CHANG, Cheng-Wei CHANG, Chein-Shun LIAO, Keng-chu LIN, KAi-Ting HUANG
  • Publication number: 20240084135
    Abstract: A resin composition and uses thereof are provided. The resin composition includes: (A) an epoxy resin; (B) a bismaleimide resin; and (C) a first flame retardant having a structure of formula (I): Wherein Ar is a C3 to C18 heteroaryl or a C6 to C18 aryl; R1 is H or a C1 to C18 alkyl; and R2 and R3 are independently H, a C1 to C18 alkyl, a C3 to C18 heteroaryl, or a C6 to C18 aryl.
    Type: Application
    Filed: December 7, 2022
    Publication date: March 14, 2024
    Inventors: Tsung-Hsien LIN, Shur-Fen LIU, Pin CHIEN, Kai-Cheng YANG
  • Publication number: 20240087999
    Abstract: A packaging substrate assembly for fabricating a packaged module can include a packaging substrate having a surface, and an array of conductive pads implemented on the surface. The assembly can further include a conductive post formed over each conductive pad, with the conductive post including a first portion having a lateral dimension formed over the conductive pad and a second portion having a lateral dimension formed over the first portion. In some embodiments, the lateral dimension of the first portion is less than the lateral dimension of the second portion. In some embodiments, a dielectric layer can be implemented over the surface to cover the conductive pads and surround the first portion of each conductive post.
    Type: Application
    Filed: September 8, 2023
    Publication date: March 14, 2024
    Inventors: Chien Jen WANG, Ki Wook LEE, Yi LIU, Shaul BRANCHEVSKY, Cai LIANG
  • Patent number: 11929775
    Abstract: A mobile terminal, includes a housing, and a middle frame and a display that are disposed in the housing. The display is coupled to the middle frame. An accommodation space is formed between the display and the middle frame. In addition, the mobile terminal further includes a first magnet and a second magnet, and a part of the first magnet and a part of the second magnet are disposed in the accommodation space. The first magnet is disposed on a back facet of the display, the second magnet is disposed on the middle frame, and the first magnet and the second magnet are disposed face to face.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: March 12, 2024
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Zhuojun Yu, Jinhua Liu, Yingming Li, Yuqing Zhang, Chien Feng Yeh, Renxuan Qin
  • Publication number: 20240078653
    Abstract: A visual inspection method of a curved object executed by a visual inspection system. The visual inspection system includes a robotic arm, a camera mounted at a tail end of the robotic arm, a fixing unit mounted under the camera, and a control unit electrically connected to the robotic arm and the camera. Specific steps of the visual inspection method of the curved object are described hereinafter. Fix a curved object which is to be inspected by the fixing unit. Capture the object which is to be inspected with a plurality of groups of preset parameters by the camera. Use the control unit to calculate a better shooting parameter. Use the better shooting parameter by the camera to proceed with visual inspections of the curved objects which are to be inspected in batches.
    Type: Application
    Filed: June 21, 2023
    Publication date: March 7, 2024
    Inventors: SHUN-CHIEN LAN, WEI-CHENG TSENG, CHEN-YI LIU, CHEN-TE CHEN
  • Patent number: 11916075
    Abstract: An integrated circuit (IC) structure includes a substrate having several regions, several semiconductor devices formed at the substrate and respectively within the regions, and an ultra-deep (UD) trench isolation structure formed in the substrate. The substrate has a top surface and a bottom surface oppositely, and the UD trench isolation structure formed in the substrate surrounds peripheries of each of the regions for structurally and physically isolating the semiconductor devices within different regions. The UD trench isolation structure penetrates the substrate by extending from the top surface of the substrate to the bottom surface of the substrate.
    Type: Grant
    Filed: May 10, 2022
    Date of Patent: February 27, 2024
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Wei-Lun Hsu, Yung-Chien Kung, Ming-Tsung Yeh, Yan-Hsiu Liu, Am-Tay Luy, Yao-Pi Hsu, Ji-Fu Kung
  • Publication number: 20240034525
    Abstract: A top-opening substrate carrier comprises a container body, a door member and at least one latching mechanism. The latching mechanism includes a rotary drive member, a first driven cam, a second driven cam, a first connecting rod, a second connecting rod, two longitudinal latching arms and two lateral latching arms. The first driven cam and the second driven cam are disposed at two sides of the rotary drive member. When the rotary drive member is rotated by force, it links and activates the first connecting rod and the second connecting rod to synchronously drive the first driven cam and the second driven cam to rotate, thereby driving the two longitudinal latching arms and the two lateral latching arms to project towards locking holes of the container body and locked, or retract from the locking holes of the container body and unlocked.
    Type: Application
    Filed: March 27, 2023
    Publication date: February 1, 2024
    Inventors: MING-CHIEN CHIU, YUNG-CHIN PAN, CHENG-EN CHUNG, CHIH-MING LIN, PO-TING LEE, WEI-CHIEN LIU, TZU-NING HUANG
  • Patent number: 11862011
    Abstract: A traffic analysis system analyzes location data from a plurality of vehicles to determine journeys made by the vehicles. Vehicles may make one or more rest stops during a journey. The traffic analysis system compares rest periods to journey criteria to determine whether a rest period delineates the end of a journey, or whether a rest period is still within the journey. In this way, a plurality of trips can be chained together into a journey to provide more accurate analysis of traffic patterns.
    Type: Grant
    Filed: July 14, 2021
    Date of Patent: January 2, 2024
    Assignee: Geotab Inc.
    Inventors: Shweta Pravinchandra Shah, Daniel J. Lewis, Jean Pilon-Bignell, Pooria Poorsarvi Tehrani, Chien An Liu, Robert Bradley, Terence Michael Branch
  • Publication number: 20230386876
    Abstract: A door locking mechanism and semiconductor container using the same include door panel, cover, and locking module. The door panel has a first stop structure. The cover and the door panel define an accommodating space for receiving the locking module. The locking module includes rotating member, holding member, and elastic member. The elastic member is disposed on the holding member and has a second stop structure near the first stop structure. The elastic member is disposed between the holding and the rotating member. The elastic member is compressed when a force is applied to the holding member, and the second stop structure detaches from a limitation state with the first stop structure for allowing a rotating operation of the rotating member. The elastic member elastically restores when the force is removed, and the second stop structure returns to the limitation state for limiting the rotating operation.
    Type: Application
    Filed: April 12, 2023
    Publication date: November 30, 2023
    Inventors: MING-CHIEN CHIU, YUNG-CHIN PAN, CHENG-EN CHUNG, CHIH-MING LIN, PO-TING LEE, WEI-CHIEN LIU, TZU-NING HUANG
  • Patent number: 11830673
    Abstract: A method of preparing a soft carbon material for high-voltage supercapacitors includes: providing an initial soft carbon material characterized by: (A) a first carbon layer spacing greater than 0.345 nm but less than 0.360 nm; (B) a crystal plane (002) with a length (Lc) less than 6 nm; (C) a crystal plane (101) with a length (La) less than 6 nm; and (D) an intensity ratio (I(002)/I(101)) of the crystal plane (002) to the crystal plane (101) obtained by XRD analysis being less than 60; performing an alkaline activation on the initial soft carbon material with an alkaline activator to obtain a first processing carbon material; and performing an electrochemical activation on the first processing carbon material with an electrolyte to obtain the soft carbon material for the high-voltage supercapacitors.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: November 28, 2023
    Assignee: CPC CORPORATION, TAIWAN
    Inventors: Yan-Shi Chen, Gao-Shee Leu, Yu-Chien Liu, Chi-Chang Hu
  • Patent number: 11799012
    Abstract: A method for fabricating semiconductor device includes the steps of first forming a silicon layer on a substrate and then forming a metal silicon nitride layer on the silicon layer, in which the metal silicon nitride layer includes a bottom portion, a middle portion, and a top portion and a concentration of silicon in the top portion is greater than a concentration of silicon in the middle portion. Next, a conductive layer is formed on the metal silicon nitride layer and the conductive layer, the metal silicon nitride layer, and the silicon layer are patterned to form a gate structure.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: October 24, 2023
    Assignees: UNITED MICROELECTRONICS CORP., Fujian Jinhua Integrated Circuit Co., Ltd.
    Inventors: Chun-Chieh Chiu, Pin-Hong Chen, Yi-Wei Chen, Tsun-Min Cheng, Chih-Chien Liu, Tzu-Chieh Chen, Chih-Chieh Tsai, Kai-Jiun Chang, Yi-An Huang, Chia-Chen Wu, Tzu-Hao Liu
  • Publication number: 20230326890
    Abstract: Various embodiments of the present disclosure are directed towards a three-dimensional (3D) IC comprising semiconductor substrates with different bandgaps. The 3D IC chip comprises a first IC chip and a second IC chip overlying and bonded to the first IC chip. The first IC chip comprises a first semiconductor substrate with a first bandgap, and further comprises and a first device on and partially formed by the first semiconductor substrate. The second IC chip comprises a second semiconductor substrate with a second bandgap different than the first bandgap, and further comprises a second device on the second semiconductor substrate.
    Type: Application
    Filed: June 24, 2022
    Publication date: October 12, 2023
    Inventors: Yao-Chung Chang, Shih-Chien Liu, Chia-Jui Yu, Chun-Lin Tsai
  • Patent number: 11769400
    Abstract: A traffic analysis system analyzes location data from a plurality of vehicles to determine journeys made by the vehicles. Vehicles may make one or more rest stops during a journey. The traffic analysis system compares rest periods to journey criteria to determine whether a rest period delineates the end of a journey, or whether a rest period is still within the journey. In this way, a plurality of trips can be chained together into a journey to provide more accurate analysis of traffic patterns.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: September 26, 2023
    Assignee: Geotab Inc.
    Inventors: Shweta Pravinchandra Shah, Daniel J. Lewis, Jean Pilon-Bignell, Pooria Poorsarvi Tehrani, Chien An Liu, Robert Bradley, Terence Michael Branch
  • Publication number: 20230261083
    Abstract: A method of manufacturing a semiconductor device includes providing a substrate. A channel layer is formed on the substrate. A barrier layer is formed on the channel layer. A source and a drain are formed on the barrier layer. A recess is formed in the barrier layer, in which the recess has a bottom surface, and a portion of the barrier underneath the recess has a thickness. A first dielectric layer is formed to cover the bottom surface of the recess. A charge trapping layer is formed on the first dielectric layer. A first ferroelectric material layer is formed on the charge trapping layer. A second dielectric layer is formed on the first ferroelectric material layer. A second ferroelectric material layer is formed on the second dielectric layer. A gate is formed over the second ferroelectric material layer.
    Type: Application
    Filed: April 20, 2023
    Publication date: August 17, 2023
    Inventors: Edward Yi CHANG, Shih-Chien LIU, Chung-Kai HUANG, Chia-Hsun WU, Ping-Cheng HAN, Yueh-Chin LIN, Ting-En HSIEH
  • Patent number: 11670699
    Abstract: A semiconductor device includes a substrate, a channel layer, a barrier layer, a ferroelectric composite material layer, a gate, a source and a drain. The channel layer and the barrier layer having a recess are disposed on the substrate in sequence. The ferroelectric composite material layer including a first dielectric layer, a charge trapping layer, a first ferroelectric material layer, a second dielectric layer and a second ferroelectric material layer is disposed in the recess. The gate is disposed on the ferroelectric composite material layer. The source and the drain are disposed on the barrier layer.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: June 6, 2023
    Assignee: NATIONAL YANG MING CHIAO TUNG UNIVERSITY
    Inventors: Edward Yi Chang, Shih-Chien Liu, Chung-Kai Huang, Chia-Hsun Wu, Ping-Cheng Han, Yueh-Chin Lin, Ting-En Hsieh
  • Publication number: 20230100052
    Abstract: A method includes encrypting a first message that contains a first public key of a first peer, by using a second public key of a second peer; and decrypting a second message sent from the second peer by using a first private key paired with the first public key. The second message may be encrypted at the second peer by using the first public key, and may contain an encrypted data encrypted by the second peer using the second public key and hashed by using a secret key of the first peer. The first public key, the second public key, the first private key and the secret key may be physically unclonable function (PUF)-based keys.
    Type: Application
    Filed: December 7, 2022
    Publication date: March 30, 2023
    Inventor: MEI-CHIEN LIU
  • Publication number: 20230082960
    Abstract: Systems and methods for associating vehicle trip data with a base map are provided herein. Systems and methods for providing vehicle trip data showing the greatest usage of routes between an origin and destination are also provided. Systems and methods for predicting a speed limit of a road based on vehicle trip data are also provided. Systems and methods for providing vehicle trip data showing popular stops between an origin and a destination are also provided. Systems and methods for providing contiguous region identification based on vehicle trip data are also provided.
    Type: Application
    Filed: September 15, 2022
    Publication date: March 16, 2023
    Applicant: Geotab Inc.
    Inventors: Daniel Jacob Lewis, Chien An Liu
  • Publication number: 20230048627
    Abstract: A traffic analysis system analyzes location data from a plurality of vehicles to determine journeys made by the vehicles. Vehicles may make one or more rest stops during a journey. The traffic analysis system compares rest periods to journey criteria to determine whether a rest period delineates the end of a journey, or whether a rest period is still within the journey. In this way, a plurality of trips can be chained together into a journey to provide more accurate analysis of traffic patterns.
    Type: Application
    Filed: October 31, 2022
    Publication date: February 16, 2023
    Inventors: Shweta Pravinchandra Shah, Daniel J. Lewis, Jean Pilon-Bignell, Pooria Poorsarvi Tehrani, Chien An Liu, Robert Bradley, Terence Michael Branch