Patents by Inventor Wen-Hsiung Liu

Wen-Hsiung 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).

  • Patent number: 11942398
    Abstract: A semiconductor device includes a substrate, at least one via, a liner layer and a conductive layer. The substrate includes an electronic circuitry. The at least one via passes through the substrate. The at least one via includes a plurality of concave portions on a sidewall thereof. The liner layer fills in the plurality of concave portions of the at least one via. The conductive layer is disposed on the sidewall of the at least one via, covers the liner layer, and extends onto a surface of the substrate. The thickness of the conductive layer on the sidewall of the at least one via is varied.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: March 26, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Ting-Li Yang, Wen-Hsiung Lu, Jhao-Yi Wang, Fu Wei Liu, Chin-Yu Ku
  • Publication number: 20230326319
    Abstract: The invention is related to a motion monitoring system for monitoring a motion status of a to-be-taken care person living alone, comprising: at least one sensor for sensing the motion status of the to-be-taken care person, being a suspender sensor, and/or a door sensor, and/or a toilet motor sensor, and each provided with a corresponding dynamic acceleration IC, so as to produce a motion signal during changing from being still to moving and to transmit a still message in every 3 seconds; at least one corresponding receiver for receiving the still message; and a cloud computer, including a processor to calculate the accumulated still time of each of the at least one sensor so as to notify a guardian for the to-be-taken care person for 24 hour monitoring timely.
    Type: Application
    Filed: October 19, 2022
    Publication date: October 12, 2023
    Inventor: Wen-Hsiung Liu
  • Publication number: 20230307122
    Abstract: The invention is related to a cloud life monitoring system for timely monitoring data of blood oxygen and/or heart beat of a to-be-tested human, comprising a cloud computer for executing software for cloud monitoring, including: an input module for imputing data of blood oxygen and/or heart beat of the to-be-tested human timely; a processing module for receiving the data of the blood oxygen and/or heart beat and processing; a storing module for storing safety data record of the blood oxygen and/or heart beat, wherein the processing module further includes a comparison sub-module for comparing the timely data and for judging if the data is deviating from the corresponding safety data; and a notification module for simultaneously notifying the related people and the medicare institution.
    Type: Application
    Filed: September 14, 2022
    Publication date: September 28, 2023
    Inventor: Wen-Hsiung Liu
  • Publication number: 20220292945
    Abstract: The invention is related to a wheelchair safety melody apparatus, which comprising: a wheelchair, including a seat pad; at least one handrail, fixed to the wheelchair; a pressure-sensitive seat pad, placed above the seat pad; and a safety melody generator, electrically connected with the pressure-sensitive seat pad, and being removably fixed at one side of the at least one handrail via a fastening element, wherein as a user leaves the seat of the wheelchair, the pressure-sensitive seat pad generates an initiating signal due to release of the pressure of the pressure-sensitive seat pad, thereby to allow the safety melody generator to generate an alarm signal for notifying a medical care person for assistance.
    Type: Application
    Filed: September 7, 2021
    Publication date: September 15, 2022
    Inventor: Wen-Hsiung Liu
  • Patent number: 10775289
    Abstract: A gas detecting device includes a casing, an optical mechanism, a gas transporting actuator, a laser module, a particle detector and an external sensing module. The casing includes a chamber, an inlet, an outlet and a communication channel. The optical mechanism is disposed in the chamber. The optical mechanism includes an airflow channel and a light-beam channel. The airflow channel is in fluid communication with the at least one inlet and the outlet. The light-beam channel is in communication with the airflow channel. The gas transporting actuator is disposed on the optical mechanism. The laser module is disposed in the optical mechanism for emitting a light beam to the airflow channel. The particle detector detects sizes and a concentration of the suspended particles in the air. The external sensing module is installed in the communication channel to measure the air.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: September 15, 2020
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Hung-Chun Hu, Young-Chih Kuo, Jui-Yuan Chu, Chien-Chih Huang, Wen-Hsiung Liu, Yi-Cheng Huang, Wei-Chen Liao, Chi-Chiang Hsieh, Chi-Feng Huang, Yung-Lung Han
  • Publication number: 20190234851
    Abstract: A gas detecting device includes a casing, an optical mechanism, a gas transporting actuator, a laser module, a particle detector and an external sensing module. The casing includes a chamber, an inlet, an outlet and a communication channel. The optical mechanism is disposed in the chamber. The optical mechanism includes an airflow channel and a light-beam channel. The airflow channel is in fluid communication with the at least one inlet and the outlet. The light-beam channel is in communication with the airflow channel. The gas transporting actuator is disposed on the optical mechanism. The laser module is disposed in the optical mechanism for emitting a light beam to the airflow channel. The particle detector detects sizes and a concentration of the suspended particles in the air. The external sensing module is installed in the communication channel to measure the air.
    Type: Application
    Filed: December 18, 2018
    Publication date: August 1, 2019
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan MOU, Hung-Chun HU, Young-Chih KUO, Jui-Yuan CHU, Chien-Chih HUANG, Wen-Hsiung LIU, Yi-Cheng HUANG, Wei-Chen LIAO, Chi-Chiang HSIEH, Chi-Feng HUANG, Yung-Lung HAN
  • Patent number: 8781504
    Abstract: The present invention relates to a system for monitoring in real-time movement or location, comprising at least one sensor, at least one receiver, a server unit and a database unit. Regarding the system of the present invention, the signals of the sensors attached on users or articles are transmitted to a website via a Wireless Ad Hoc Network and a local area network to real-time monitor movement or location for users or articles. The present invention further provides a method for monitoring in real-time movement or location for users or articles.
    Type: Grant
    Filed: December 24, 2012
    Date of Patent: July 15, 2014
    Assignee: Yi-Phone Inc.
    Inventor: Wen Hsiung Liu
  • Publication number: 20140179259
    Abstract: The present invention relates to a system for monitoring in real-time movement or location, comprising at least one sensor, at least one receiver, a server unit and a database unit. Regarding the system of the present invention, the signals of the sensors attached on users or articles are transmitted to a website via a Wireless Ad Hoc Network and a local area network to real-time monitor movement or location for users or articles. The present invention further provides a method for monitoring in real-time movement or location for users or articles.
    Type: Application
    Filed: December 24, 2012
    Publication date: June 26, 2014
    Applicant: YI-PHONE INC.
    Inventor: WEN HSIUNG LIU
  • Patent number: 8411217
    Abstract: An active device array substrate including a substrate, a pixel array, pads, first switching devices, and second switching devices is provided. The pixel array is disposed on a display region of the substrate. The pads, the first and the second switching devices are disposed on a peripheral circuit region of the substrate. The pads and the pixel array are electrically connected. The first and the second switching devices are at the outside of the pads. Each first switching device is electrically connected to one of the pads and has a source, a drain, and a gate electrically connected to the source and the pad. Each second switching device is electrically connected to two adjacent first switching devices and has a gate, a source, and a drain. The source and the drain are electrically connected to the drain and the source of the adjacent first switching device, respectively.
    Type: Grant
    Filed: June 24, 2008
    Date of Patent: April 2, 2013
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Wen-Hsiung Liu, Chien-Kuo He
  • Patent number: 8330692
    Abstract: A display panel including a number of data lines and scan lines, a number of first, second, and third switches, and a number of first, second, and third pixels is provided. Each first pixel located at an odd position at a first side of each data line is electrically connected to the corresponding data line through one first switch. Each second pixel located at an even position at the first side of each data line is electrically connected to the corresponding data line through the first, second, and third switches sequentially connected in series. Each third pixel located at a second side of each data line is electrically connected to the corresponding data line through the second and third switches sequentially connected in series. The first, second and third pixels are driven by corresponding scan lines and data lines. A driving method of the display panel is also provided.
    Type: Grant
    Filed: December 22, 2008
    Date of Patent: December 11, 2012
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Yuan-Hsin Tsou, Wen-Hsiung Liu
  • Patent number: 8279361
    Abstract: A in-cell touch-sensitive liquid crystal display device (LCD) includes a first substrate, a second substrate opposite to the first substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a first sensing line and a second sensing line disposed on the second substrate, a first conductive layer and a second conductive layer electrically connected to the first sensing line and the second sensing line, respectively, and electrically isolated from each other by a gap existing therebetween. The in-cell touch-sensitive LCD device further includes a spacer disposed on the first substrate and corresponding to the gap. The spacer is electrically connected to the first conductive layer and the second conductive layer in response to an external pressure.
    Type: Grant
    Filed: July 27, 2010
    Date of Patent: October 2, 2012
    Assignee: Chimei InnoLux Corporation
    Inventors: Hsin-Li Chen, Wen-Hsiung Liu
  • Patent number: 8164565
    Abstract: A display apparatus and the driving method thereof are provided. The display apparatus includes a display panel and a gate driver electrically connected to the display panel. The display panel has N scan units. Here, N is a positive integer, and each of the scan units has a first scan line and a second scan line. The gate driver provides N gate control signals to the scan units. The i-th gate control signal corresponds to the i-th scan unit, and i is less than N. When the i-th gate control signal and the (i+1)-th gate control signal are simultaneously enabled, the pixel elements corresponding to the first scan line and the second scan line of the i-th scan unit are simultaneously scanned. When the i-th gate control signal is enabled, the pixel elements corresponding to the first scan line of the i-th scan unit are scanned.
    Type: Grant
    Filed: April 8, 2011
    Date of Patent: April 24, 2012
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Yuan-Hsin Tsou, Wen-Hsiung Liu, Chien-Kuo He
  • Patent number: 8106868
    Abstract: A pixel structure includes a first scan line, a second scan line, a third scan line, a data line, a first thin film transistor (TFT), a second TFT, a third TFT, a first pixel electrode and a second pixel electrode. Particularly, the second scan line and the third scan line are electrically connected with each other. The first TFT is electrically connected with the first scan line and the data line. The second TFT is electrically connected with the first TFT and the second scan line. Furthermore, the third TFT is electrically connected with the third scan line and the data line. In addition, the first pixel electrode and the second pixel electrode are respectively electrically connected with the second TFT and the third TFT.
    Type: Grant
    Filed: July 27, 2007
    Date of Patent: January 31, 2012
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Shu-Yu Chang, Wen-Hsiung Liu
  • Patent number: 8017460
    Abstract: The present invention relates to a method for manufacturing a flat panel display. Herein, the same mask is used to form contact holes and pixel electrodes in the display substrate. Hence, the number of masks needed for manufacturing the flat panel display can be reduced to decrease the manufacturing cost.
    Type: Grant
    Filed: June 28, 2010
    Date of Patent: September 13, 2011
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Shu-Yu Chang, Wen-Hsiung Liu
  • Publication number: 20110181563
    Abstract: A display apparatus and the driving method thereof are provided. The display apparatus includes a display panel and a gate driver electrically connected to the display panel. The display panel has N scan units. Here, N is a positive integer, and each of the scan units has a first scan line and a second scan line. The gate driver provides N gate control signals to the scan units. The i-th gate control signal corresponds to the i-th scan unit, and i is less than N. When the i-th gate control signal and the (i+1)-th gate control signal are simultaneously enabled, the pixel elements corresponding to the first scan line and the second scan line of the i-th scan unit are simultaneously scanned. When the i-th gate control signal is enabled, the pixel elements corresponding to the first scan line of the i-th scan unit are scanned.
    Type: Application
    Filed: April 8, 2011
    Publication date: July 28, 2011
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Yuan-Hsin Tsou, Wen-Hsiung Liu, Chien-Kuo He
  • Patent number: 7948470
    Abstract: A display panel, a display apparatus and the driving method thereof are provided. The gate control signals can interactively control more number of scan lines by disposing corresponding switches between the adjacent scan lines in the display panel, wherein every two scan lines correspond to a gate control signal, so as to reduce the number of the gate driving ICs and the layout space required by the fan out area in the display panel.
    Type: Grant
    Filed: October 11, 2007
    Date of Patent: May 24, 2011
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Yuan-Hsin Tsou, Wen-Hsiung Liu, Chien-Kuo He
  • Publication number: 20110025969
    Abstract: A in-cell touch-sensitive liquid crystal display device (LCD) includes a first substrate, a second substrate opposite to the first substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a first sensing line and a second sensing line disposed on the second substrate, a first conductive layer and a second conductive layer electrically connected to the first sensing line and the second sensing line, respectively, and electrically isolated from each other by a gap existing therebetween. The in-cell touch-sensitive LCD device further includes a spacer disposed on the first substrate and corresponding to the gap. The spacer is electrically connected to the first conductive layer and the second conductive layer in response to an external pressure.
    Type: Application
    Filed: July 27, 2010
    Publication date: February 3, 2011
    Applicant: CHIMEI INNOLUX CORPORATION
    Inventors: HSIN-LI CHEN, WEN-HSIUNG LIU
  • Publication number: 20100273283
    Abstract: The present invention relates to a method for manufacturing a flat panel display. Herein, the same mask is used to form contact holes and pixel electrodes in the display substrate. Hence, the number of masks needed for manufacturing the flat panel display can be reduced to decrease the manufacturing cost.
    Type: Application
    Filed: June 28, 2010
    Publication date: October 28, 2010
    Applicant: Chunghwa Picture Tubes, Ltd.
    Inventors: Shu-Yu Chang, Wen-Hsiung Liu
  • Patent number: 7795684
    Abstract: An active device array substrate including a substrate, a plurality of pixel units, a plurality of first conductive lines, a plurality of second conductive lines, a lead line, at least one first electrostatic discharge protection circuit, and at least one second electrostatic discharge protection circuit is provided. The pixel units are arranged on the substrate. Additionally, the first conductive lines and the second conductive lines are disposed on the substrate and electrically connected to the pixel units respectively. Moreover, the lead line crosses the first conductive lines. The first electrostatic discharge protection circuit is disposed at one side of the lead line, and the second electrostatic discharge protection circuit corresponding to the first electrostatic discharge protection circuit is disposed at the other side of the lead line.
    Type: Grant
    Filed: November 24, 2006
    Date of Patent: September 14, 2010
    Assignee: Chunghwa Picture Tubes, LTD.
    Inventors: Chun-An Lin, Wen-Hsiung Liu
  • Patent number: 7772050
    Abstract: The present invention relates to a method for manufacturing a flat panel display. Herein, the same mask is used to form contact holes and pixel electrodes in the display substrate. Hence, the number of masks needed for manufacturing the flat panel display can be reduced to decrease the manufacturing cost.
    Type: Grant
    Filed: October 10, 2008
    Date of Patent: August 10, 2010
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Shu-Yu Chang, Wen-Hsiung Liu