Patents by Inventor Wei Liao

Wei Liao 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: 20230386837
    Abstract: A system for manufacturing a semiconductor device comprises an edge coating device. The edge coating device comprises a first stage, a first shielding disk, one or more first openings, one or more second openings, and a resist dispensing module.
    Type: Application
    Filed: August 10, 2023
    Publication date: November 30, 2023
    Inventors: Chun-Wei LIAO, Tung-Hung FENG, Hui-Chun LEE
  • Publication number: 20230389294
    Abstract: A transistor includes: a substrate including an active area; a gate structure penetrating through the active area and including a gate and a gate dielectric layer, in which the gate dielectric layer covers sidewalls and a bottom of the gate; a channel layer located on a side of the gate dielectric layer away from the gate, in which the channel layer includes a metal oxide semiconductor layer, in which the active area includes a first active layer and a second active layer located at two sides of the gate structure, and the first active layer and the second active layer are in contact with the channel layer.
    Type: Application
    Filed: January 7, 2023
    Publication date: November 30, 2023
    Applicant: CHANGXIN MEMORY TECHNOLOGIES, INC.
    Inventors: CHUN-WEI LIAO, Xiaoguang WANG, Deyuan XIAO, TZUNG-HAN LEE
  • Publication number: 20230386525
    Abstract: A semiconductor die includes an on-die power switch and a target device. The on-die power switch includes a plurality of power input nodes, a power output node, and a switch circuit. The power input nodes receive a plurality of operation voltages from a plurality of different power sources, respectively. The power output node outputs a target operation voltage selected from the operation voltages. The switch circuit selectively couples one of the power input nodes to the power output node. The target device operates according to the target operation voltage supplied from the on-die power switch. The on-die power switch and the target device are separate circuit blocks of the semiconductor die.
    Type: Application
    Filed: March 22, 2023
    Publication date: November 30, 2023
    Applicant: MEDIATEK INC.
    Inventors: Bo-Yun Lin, Fan-Wei Liao, Tai-Ying Jiang, Ko-Ching Su, Chun-Yueh Kuo
  • Publication number: 20230384504
    Abstract: A backlight module includes a light guide plate and a light source module. The light guide plate includes a light receiving surface, a light exit surface, and a bottom surface. The light exit surface is connected to a first end of the light receiving surface. The bottom surface is connected to a second end of the light receiving surface opposite to the first end and located opposite to the light exit surface. The bottom surface includes a central region and a peripheral girdle region at least partially surrounding the central region. The central region includes a plurality of first reflecting structures, and the peripheral girdle region includes a plurality of second reflecting structures. The second reflecting structure is different from the first reflecting structure. The light source module is disposed along the light receiving surface and provides light beams incident into the light receiving surface.
    Type: Application
    Filed: May 11, 2023
    Publication date: November 30, 2023
    Inventors: YU-HUAN CHIU, CHIEN-WEI LIAO, YEN-LUNG CHEN
  • Patent number: 11827105
    Abstract: A wheeled vehicle includes a vehicle body, a vibration absorbing element, an auxiliary arm, a wheel, and a driving member. The vehicle body includes a fixing plate. The housing connected to the fixing plate. The vibration absorbing element includes a first end and a second end. The first end is fixed to the housing. The auxiliary arm includes a connecting end and a free end. The connecting end is connected to the housing. The free end is configured to swing relative to the connecting end. The free end is fixed to the second end. The wheel includes an axle, and the axle is rotationally connected to the free end. The driving member is fixed to the housing and configured to drive the wheel.
    Type: Grant
    Filed: October 3, 2022
    Date of Patent: November 28, 2023
    Assignee: WISTRON CORPORATION
    Inventors: Shih-Li Pan, Ssu-Chieh Kao, Jian-Rong Liao, Ching-Chih Tung, Chih-Ying Wu, Jen Chieh Cheng, Chih-Wei Liao
  • Publication number: 20230378638
    Abstract: An electronic device including a metal housing, a first antenna module, and a second antenna module is disclosed. The metal housing includes a back cover and a frame, the frame is located on a side of the back cover, and a slot is arranged between the back cover and the frame. The frame includes two slits and a segment, and the two slits are connected with the slot to form a U shape. The segment is surrounded by the two slits and the slot. The first antenna module includes an antenna radiator formed by the segment. The antenna radiator is coupled to the back cover across the slot through multiple connecting portions. The second antenna module is disposed on the connecting portions to be coupled to the back cover and grounded, and an antenna coupling gap exists between the second antenna module and the frame.
    Type: Application
    Filed: March 20, 2023
    Publication date: November 23, 2023
    Applicant: PEGATRON CORPORATION
    Inventors: Chien-Yi Wu, Chao-Hsu Wu, Chih-Wei Liao, Hau Yuen Tan, Shih-Keng Huang, Wen-Hgin Chuang, Lin-Hsu Chiang, Chang-Hua Wu, Han-Wei Wang, Chun-Jung Hu
  • Publication number: 20230367232
    Abstract: An alignment nozzle jig for centering a coater photoresist arm that includes an alignment nozzle block. The alignment nozzle jig also includes an endoscope holder removably secured to a bottom of the alignment nozzle block, an endoscope, and an alignment mark removably coupled to the endoscope holder opposite the alignment nozzle block. The alignment nozzle jig is retrieved from a nozzle bath by the coater arm and transferred to a center of a chuck in an associated process chamber. Via the endoscope, the coater photoresist arm is aligned with the center of the chuck using the alignment mark.
    Type: Application
    Filed: July 26, 2023
    Publication date: November 16, 2023
    Inventors: Heng-Wei Liao, Shih-Yun Chen, Ju Hung Chen
  • Patent number: 11798800
    Abstract: A solvent recycle system minimizes chemical consumption used in various semiconductor processes. The solvent is recycled from a nozzle bath via the addition of buffer tank to connect the bath and circulation pumps. Improvements to the bath design further maintain solvent cleanness by preventing intrusion of particles and overflow conditions in the bath.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: October 24, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chun-Wei Liao, Tung-Hung Feng, Hui-Chun Lee, Shih-Che Wang
  • Patent number: 11786217
    Abstract: The invention provides an intra-needle ultrasound system and its method of use for analysis, tracking, and display of pleura in millimeter-scale resolution. This method includes the following steps: Assembling the puncture needle and intra-needle ultrasound transducer, which can generate and receive ultrasound waves at the needle tip. To transform the axial ultrasonic signal into a figure, that can help to identify different anatomic structures according to the corresponding feature of ultrasonic RF (Radio Frequency) signal, and to set the region of interest according to corresponding RF feature of amplitude and depth. This invention can indicate the distance between the ultrasound needle tip and pleura in a real-time fashion, and to identify the best position for anesthetic injection in the paravertebral block (PVB) and the intercostals nerve block (ICNB). The system can also help to avoid damage to the pleura and lung during the nerve block procedure.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: October 17, 2023
    Assignees: NATIONAL YANG MING CHIAO TUNG UNIVERSITY, TAIPEI VETERANS GENERAL HOSPITAL
    Inventors: Huihua Chiang, Chien-Kun Ting, Shu-Wei Liao, Fu-Wei Su, Ching-Fang Yang, Chia-Wei Yang
  • Patent number: 11769985
    Abstract: The laser device includes a substrate, a laser element disposed on the substrate for emitting a laser light ray, a light guide member disposed on the substrate, and a wavelength conversion layer. The light guide member is light-transmissible and thermally conductive, and has at least one reflection surface for reflecting the laser light ray from the laser element so as to change travelling direction of the laser light ray. The wavelength conversion layer converts wavelength of the laser light ray from the light guide member to result in a laser beam, and contacts the light guide member so that heat from the wavelength conversion layer is transferred to the substrate through the light guide member.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: September 26, 2023
    Inventors: Hui Chen, Junpeng Shi, Xinglong Li, Chi-Wei Liao, Weng-Tack Wong, Chih-Wei Chao, Chen-ke Hsu
  • Patent number: 11755139
    Abstract: A touch sensor and a display apparatus are disclosed. The touch sensor includes a first opening region, first touch electrodes, second touch electrodes, and a conducting structure. The first touch electrodes include first touch sub-electrodes; the second touch electrodes include second touch sub-electrodes; each of a first group of second touch electrodes further includes a transition touch electrode; a virtual straight line passing through the center of the first opening region respectively intersects with two sides of the transition touch electrode at a first position and a second position, and a distance between the first position and the second position is less than a maximum width of at least one of the second touch sub-electrodes; and the conducting structure at least partially surrounds an edge of the first opening region, and is connected with the transition touch electrode in parallel and electrically.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: September 12, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenxiao Niu, Hengzhen Liang, Fan Li, Wei Liao, Xu Lu
  • Publication number: 20230275353
    Abstract: An antenna with multi frequency ranges for communication in more bandwidths includes a dielectric substrate, a first subantenna, a second subantenna, a third subantenna, and first, second, and third isolators. The first to third subantennas are connected to the dielectric substrate and connect with signal sources. The first to third isolators are connected to the dielectric substrate and arranged to be between the first to third subantennas, to improve signal isolation between the subantennas. The application also provides an electronic device with the antenna having multiple frequency ranges. The antenna and the electronic device with the antenna enjoys reduced cross-interference between signals of the first subantenna, the second subantenna, and the third subantenna. The disclosure also provides an electronic device with the antenna.
    Type: Application
    Filed: March 30, 2022
    Publication date: August 31, 2023
    Inventors: CHING-LING WU, HSIANG-NENG WEN, JIA-HUNG HSIAO, CHIH-WEI LIAO, YUNG-YU TAI
  • Publication number: 20230268641
    Abstract: A multi frequency ranges vehicle antenna able to transmit and receive over multiple frequencies including v2x includes a dielectric substrate, a first antenna, and second and third antennas. The first to third antennas are in parallel, vertically mounted, and are connected to the dielectric substrate. The first antenna is positioned between the second and third antennas. The first antenna is a 5G wideband antenna able to communicate in 2G, 3G, 4G, and 5G frequency bands, and the working frequency bands of the second and third antennas, which can work at the same time, are compatible with WiFi 6E and V2X frequency bands.
    Type: Application
    Filed: March 30, 2022
    Publication date: August 24, 2023
    Inventors: CHIH-WEI LIAO, CHING-LING WU, HSIANG-NENG WEN, YUNG-YU TAI, JIA-HUNG HSIAO
  • Publication number: 20230264958
    Abstract: A manufacturing method of a porous carbon composite material includes the following steps. A polymer template is provided, the polymer template includes a polymer compound, and the polymer template has a plurality of pores. A coating step is performed, wherein a metal compound is coated on the polymer template to form a transition intermediate. A heating step is performed, wherein the transition intermediate is heated to transform the polymer template to a carbon template and transform the metal compound to a coating layer, and a porous carbon composite material is obtained.
    Type: Application
    Filed: July 25, 2022
    Publication date: August 24, 2023
    Inventors: Tsong-Pyng Perng, Tzu-Kang Chin, Ming-Wei Liao
  • Publication number: 20230264959
    Abstract: A manufacturing method of a porous carbon material includes the following steps. A polymer template is provided, the polymer template includes a polymer compound, and the polymer template has a plurality of pores. A coating step is performed, wherein a metal compound is coated on the polymer template to form a transition intermediate. A heating step is performed, wherein the transition intermediate is heated to transform the polymer template to a carbon template and transform the metal compound to a coating layer, and a porous carbon composite material is formed. A removing step is performed, wherein the coating layer is removed from the porous carbon composite material, and a porous carbon material is obtained.
    Type: Application
    Filed: August 2, 2022
    Publication date: August 24, 2023
    Inventors: Tsong-Pyng Perng, Tzu-Kang Chin, Ming-Wei Liao
  • Publication number: 20230259680
    Abstract: A method including: providing a design data of an integrated circuit (IC), the design data comprising a first cell; identifying a first conductive line in the first cell as a critical internal net of the first cell, wherein the first conductive line is electrically connected between an input terminal of the first cell and an output terminal of the first cell; providing a library of the first cell, wherein the library includes a table of timing or power parameters of the first cell based on a multidimensional input set associated with the critical internal net; updating the design data by determining a timing or power value of the first cell based on the table; performing a timing analysis on the updated design data; and forming a photomask based on the updated design data.
    Type: Application
    Filed: February 15, 2022
    Publication date: August 17, 2023
    Inventors: SHI-HAN ZHANG, YOU-CHENG LAI, JERRY CHANG JUI KAO, PEI-WEI LIAO, SHANG-CHIH HSIEH, MENG-KAI HSU, CHIH-WEI CHANG
  • Patent number: 11721886
    Abstract: A multi frequency ranges vehicle antenna able to transmit and receive over multiple frequencies including v2x includes a dielectric substrate, a first antenna, and second and third antennas. The first to third antennas are in parallel, vertically mounted, and are connected to the dielectric substrate. The first antenna is positioned between the second and third antennas. The first antenna is a 5G wideband antenna able to communicate in 2G, 3G, 4G, and 5G frequency bands, and the working frequency bands of the second and third antennas, which can work at the same time, are compatible with WiFi 6E and V2X frequency bands.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: August 8, 2023
    Assignees: Futaijing Precision Electronics (Yantai) Co., Ltd., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Chih-Wei Liao, Ching-Ling Wu, Hsiang-Neng Wen, Yung-Yu Tai, Jia-Hung Hsiao
  • Publication number: 20230244106
    Abstract: The present disclosure provides a fabrication method of a light guide plate including the following steps. A first substrate with a processing plane is provided. A plurality of first mold trenches are formed along a second direction on the processing plane by a first cutter, where the first mold trenches are connected to each other. A plurality of second mold trenches are formed along a first direction different from the second direction in a first processing region of the processing plane by a second cutter, where the first processing region is near to a first edge of the processing plane. A light-emitting surface of the light guide plate is formed by using the first substrate as a mold.
    Type: Application
    Filed: April 12, 2023
    Publication date: August 3, 2023
    Inventors: Yu-Huan CHIU, Chien-Wei LIAO, Yen-Lung CHEN
  • Patent number: 11693973
    Abstract: A file vulnerability detection method includes: translating a binary file into an intermediate file; analyzing the intermediate file to obtain multiple functions to be tested; establishing function characteristic data of each of the functions to be tested; and comparing correlations between the function characteristic data of each of the functions to be tested and at least one pair of characteristic data with vulnerability of at least one vulnerability function and characteristic data without vulnerability of the at least one vulnerability function in a vulnerability database based on a characteristic model to determine whether each of the functions to be tested corresponding to each function characteristic data has a vulnerability, wherein the characteristic model has information representing multiple back-end binary files generated by multiple back-end platforms, wherein the characteristic data with vulnerability has the vulnerability, and the characteristic data without vulnerability does not have the vuln
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: July 4, 2023
    Assignee: INSTITUTE FOR INFORMATION INDUSTRY
    Inventors: Jian Wei Liao, Chihwei Chen, Chin Wei Tien, Tsung Ta Tsai
  • Patent number: 11681329
    Abstract: An electronic device assembly is provided, including an electronic device body and a detachable lens module. The electronic device body has a housing and a first joining unit, wherein the first joining unit is disposed on the housing. The detachable lens module is detachably assembled onto the housing and has a second joining unit, wherein the first joining unit is joined to the second joining unit to electrically connect the detachable lens module to the electronic device body.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: June 20, 2023
    Assignee: Acer Incorporated
    Inventors: Yu-Shih Wang, Yi-Ta Huang, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai, Chi-Hung Lai, Wu-Chen Lee, Pin-Chueh Lin, Chih-Wei Liao, Ting-Wen Pai, Wen-Chieh Chen