Patents by Inventor Lun Wei

Lun Wei 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: 20240145581
    Abstract: In a method of manufacturing a semiconductor device, a fin structure having a channel region protruding from an isolation insulating layer disposed over a semiconductor substrate is formed, a cleaning operation is performed, and an epitaxial semiconductor layer is formed over the channel region. The cleaning operation and the forming the epitaxial semiconductor layer are performed in a same chamber without breaking vacuum.
    Type: Application
    Filed: January 4, 2024
    Publication date: May 2, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Ya-Wen CHIU, Yi Che CHAN, Lun-Kuang TAN, Zheng-Yang PAN, Cheng-Po CHAU, Pin-Chu LIANG, Hung-Yao CHEN, De-Wei YU, Yi-Cheng LI
  • Publication number: 20240120239
    Abstract: A method for modulating a threshold voltage of a device. The method includes providing a fin extending from a substrate, where the fin includes a plurality of semiconductor channel layers defining a channel region for a P-type transistor. In some embodiments, the method further includes forming a first gate dielectric layer surrounding at least three sides of each of the plurality of semiconductor channel layers of the P-type transistor. Thereafter, the method further includes forming a P-type metal film surrounding the first gate dielectric layer. In an example, and after forming the P-type metal film, the method further includes annealing the semiconductor device. After the annealing, and in some embodiments, the method includes removing the P-type metal film.
    Type: Application
    Filed: March 10, 2023
    Publication date: April 11, 2024
    Inventors: Cheng-Wei CHANG, Chi-Yu CHOU, Lun-Kuang TAN, Shuen-Shin LIANG
  • Patent number: 11929722
    Abstract: The present invention provides an audio control circuit comprising an USB interface and a processing circuit is disclosed. The USB interface is used to connect to a host device, and the processing circuit is configured to perform enumeration with the host device via the USB interface, and the processing circuit is further configured to determine if the host device operates in a BIOS stage or an operating system stage to generate a control signal according to packets of the enumeration. When the processing circuit determines that the host device operates in the BIOS stage, the processing circuit generates the control signal to enable a de-pop circuit; and when the processing circuit determines that the host device operates in the operating system stage, the processing circuit generates the control signal to disable the de-pop circuit.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: March 12, 2024
    Assignee: Realtek Semiconductor Corp.
    Inventors: Ko-Wei Chen, Lun-Cheng Tsao, Chi-Yih Lin
  • Patent number: 11839020
    Abstract: A trace embedded probe device includes a circuit board including an insulating layer unit whose upper surface has first recesses and a second recess located therebetween, grounding traces and a signal trace whose trace main bodies are disposed in the recesses respectively and flush in elevation with the upper surface, and a grounding layer disposed on a lower surface of the insulating layer unit and connected with the grounding traces by conductive vias penetrating through the first recesses and the lower surface and provided therein with conductive layers. The trace main bodies, grounding layer and conductive layers are made of a same metal material. Probes are disposed on the grounding and signal traces respectively. The probe device is easy in control of distance, width, thickness and surface roughness of the traces, and beneficial to achieve the requirements of thin copper traces, fine pitch and high frequency testing.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: December 5, 2023
    Assignee: MPI CORPORATION
    Inventors: Yu-Shan Hu, Yi-Lung Lee, Shao-Lun Wei, Yu-Wen Chou
  • Publication number: 20230139609
    Abstract: A rotatable shaft assembly suitable for hinge of temple arm of spectacles, lockable by spring pressure at the included angle preferred for different head sizes includes a rotating shaft, a first connecting member, a second connecting member, and an elastic member. The first connecting member includes a rotating barrel and a sliding portion connected to the rotating barrel, and the rotating shaft is rotatably disposed in the rotating barrel. The second connecting member defines an accommodating groove, the sliding portion is movably accommodated in the accommodating groove. The elastic member is connected to the first connecting member and the second connecting member. A terminal device in spectacles form is also provided.
    Type: Application
    Filed: July 25, 2022
    Publication date: May 4, 2023
    Inventors: WEN-BIN HUANG, YI-REN FANG, YI-LUN WEI, HSIU-FU LI
  • Publication number: 20220349919
    Abstract: A probe installation circuit board includes an insulating layer provided on upper and lower surfaces thereof with a trace structure including two grounding traces and a signal trace located therebetween, and a grounding layer. Each grounding trace is connected with the grounding layer by at least one conductive via including a through hole penetrating through the grounding trace and the insulating layer, and a conductive layer disposed therein to electrically connect the grounding trace and layer. The signal trace and the conductive layers are made of a metal material. The grounding layer and traces are made of another metal material. A probe device includes the circuit board and three probes disposed on the traces respectively. The present invention is capable of thin copper traces and lowered trace surface roughness, easy in control of trace distance, width and thickness, and beneficial to achieve the fine pitch requirement.
    Type: Application
    Filed: April 22, 2022
    Publication date: November 3, 2022
    Applicant: MPI CORPORATION
    Inventors: YU-SHAN HU, SHAO-LUN WEI, YI-LUNG LEE, YU-WEN CHOU
  • Publication number: 20220312583
    Abstract: A trace embedded probe device includes a circuit board including an insulating layer unit whose upper surface has first recesses and a second recess located therebetween, grounding traces and a signal trace whose trace main bodies are disposed in the recesses respectively and flush in elevation with the upper surface, and a grounding layer disposed on a lower surface of the insulating layer unit and connected with the grounding traces by conductive vias penetrating through the first recesses and the lower surface and provided therein with conductive layers. The trace main bodies, grounding layer and conductive layers are made of a same metal material. Probes are disposed on the grounding and signal traces respectively. The probe device is easy in control of distance, width, thickness and surface roughness of the traces, and beneficial to achieve the requirements of thin copper traces, fine pitch and high frequency testing.
    Type: Application
    Filed: March 22, 2022
    Publication date: September 29, 2022
    Applicant: MPI CORPORATION
    Inventors: Yu-Shan HU, Yi-Lung LEE, Shao-Lun WEI, Yu-Wen CHOU
  • Publication number: 20220043027
    Abstract: A probe module includes a circuit board and at least one probe formed on a probe installation surface of the circuit board by a microelectromechanical manufacturing process and including a probe body and a probe tip. The probe body includes first and second end portions and a longitudinal portion having first and second surfaces facing toward opposite first and second directions. The probe tip extends from the probe body toward the first direction and is processed with a gradually narrowing shape by laser cutting. The first and/or second end portion has a supporting seat protruding from the second surface toward the second direction and connected to the probe installation surface, such that the longitudinal portion and the probe tip are suspended above the probe installation surface. The probe has a tiny pinpoint for detecting tiny electronic components, and its manufacturing method is time-saving and high in yield rate.
    Type: Application
    Filed: October 20, 2021
    Publication date: February 10, 2022
    Applicant: MPI CORPORATION
    Inventors: Yu-Chen HSU, Bang-Shun LIU, Ming-Ta HSU, Fuh-Chyun TANG, Shao-Lun WEI, Ya-Fan KU, Yu-Wen WANG
  • Publication number: 20200116758
    Abstract: A probe module includes a circuit board and at least one probe formed on a probe installation surface of the circuit board by a microelectromechanical manufacturing process and including a probe body and a probe tip. The probe body includes first and second end portions and a longitudinal portion having first and second surfaces facing toward opposite first and second directions. The probe tip extends from the probe body toward the first direction and is processed with a gradually narrowing shape by laser cutting. The first and/or second end portion has a supporting seat protruding from the second surface toward the second direction and connected to the probe installation surface, such that the longitudinal portion and the probe tip are suspended above the probe installation surface. The probe has a tiny pinpoint for detecting tiny electronic components, and its manufacturing method is time-saving and high in yield rate.
    Type: Application
    Filed: October 8, 2019
    Publication date: April 16, 2020
    Applicant: MPI CORPORATION
    Inventors: Yu-Chen HSU, Bang-Shun LIU, Ming-Ta HSU, Fuh-Chyun TANG, Shao-Lun WEI, Ya-Fan KU, Yu-Wen WANG
  • Patent number: 10265979
    Abstract: A thermosensitive printing device includes a print roller, a printhead module, a printhead pressure adjusting mechanism and a casing. The printhead pressure adjusting mechanism is supported by the casing. When a print medium is transferred through a region between the printhead module and the print roller, the print medium is printed by the printhead module. The printhead pressure adjusting mechanism is located over the printhead module and contacted with the printhead At least a portion of the printhead pressure adjusting mechanism is penetrated through the casing groove and movable within the casing groove according to a width of the print medium. The printhead pressure adjusting mechanism includes an adjusting knob and an identification pattern. When an adjusting knob is rotated, a pressure of the printhead pressure adjusting mechanism applied to the printhead module is adjusted and the pressure is recognized according to the identification pattern.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: April 23, 2019
    Assignee: PRIMAX ELECTRONICS LTD.
    Inventors: Yi-Lun Wei, Chen-Yu Lee
  • Patent number: 10139556
    Abstract: A backlight structure includes a frame body, a light guide plate, a first optical film, a second optical film, and a fixed member. The frame body has a first frame edge and a second frame edge opposite thereto. The light guide plate is disposed in the frame body and has a first and second short border corresponding respectively to the first frame edge and the second frame edge. The light guide plate has a protrusion protruding from an upper surface of the light guide plate and being adjacent to the second short border. The optical films are disposed over the light guide plate and include a first and second short-edge portion disposed respectively over the first short border and the second short border. The second short-edge portion has a notch matching the protrusion. The fixed member fixes the frame body and the optical films.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: November 27, 2018
    Assignee: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Pin-Chu Chen, Lun-Wei Kang
  • Publication number: 20180333973
    Abstract: A thermosensitive printing device includes a print roller, a printhead module, a printhead pressure adjusting mechanism and a casing. The printhead pressure adjusting mechanism is supported by the casing. When a print medium is transferred through a region between the printhead module and the print roller, the print medium is printed by the printhead module. The printhead pressure adjusting mechanism is located over the printhead module and contacted with the printhead At least a portion of the printhead pressure adjusting mechanism is penetrated through the casing groove and movable within the casing groove according to a width of the print medium. The printhead pressure adjusting mechanism includes an adjusting knob and an identification pattern. When an adjusting knob is rotated, a pressure of the printhead pressure adjusting mechanism applied to the printhead module is adjusted and the pressure is recognized according to the identification pattern.
    Type: Application
    Filed: October 23, 2017
    Publication date: November 22, 2018
    Inventors: Yi-Lun Wei, Chen-Yu Lee
  • Publication number: 20180267083
    Abstract: A microelectromechanical probe has tail, head and body portions, and includes a pinpoint layer having a planarized top surface where a structural layer having first and second sides, a cutting face and a front terminal surface adjoining the first and second sides is disposed. The cutting face descends from the top surface of the structural layer toward the pinpoint layer to the front terminal surface. The front terminal surface extends from a front end of the cutting face to the top surface of the pinpoint layer. The pinpoint layer has a pinpoint protruding over the front terminal surface and located at the head portion. Within the head portion, the pinpoint layer is greater in hardness and less in electrical conductivity than the structural layer. The probe makes small probing marks, is highly recognizable in an automatic pinpoint recognition process, and can be conveniently installed.
    Type: Application
    Filed: March 14, 2018
    Publication date: September 20, 2018
    Inventors: Shao-Lun WEI, Yu-Chen HSU, Mao-Fa SHEN, Neng-Hsuan KUO, Chien-Yu LIN, Ching-Kai CHU
  • Patent number: 9831321
    Abstract: A semiconductor device and method of fabricating thereof is described that includes a substrate including at least one fin, at least one gate stack formed on a top surface of the at least one fin, a first inter-layer dielectric (ILD) layer formed on the top surface of the at least one fin, and a strained layer formed at least on a top surface of the at least one gate stack, wherein the strained layer is configured to provide a strain force to the at least one gate stack.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: November 28, 2017
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Lun-Wei Chang, Yun-Ju Sun, Tomonari Yamamoto
  • Publication number: 20170176497
    Abstract: A microelectromechanical probe is manufactured by a MEMS manufacturing process forming a probe body and a cutting process providing a pinpoint portion a cutting face. The probe has a top surface, a body portion, and a pinpoint portion extended in a probing direction from the body portion and provided with first and second sides and a probing end oriented in the probing direction. The cutting face is provided on the top surface, adjoins the first and second sides and the probing end, and has at least one cut mark formed by the cutting process, extended from the first side to the second side and non-parallel to the probing direction. The cutting face descends from an edge cut mark to the probing end.
    Type: Application
    Filed: December 15, 2016
    Publication date: June 22, 2017
    Inventors: Shao-Lun WEI, Yu-Chen HSU, Mao-Fa SHEN, Chih-Hao HSU
  • Publication number: 20170003434
    Abstract: A backlight module includes a light guide plate, a light source and a plastic frame. The light guide plate includes a light emitting surface, a bottom surface, a light incident surface and a first side surface. The first side surface includes a first inclined surface only. A first angle is between the first inclined surface and the bottom surface, and the first angle is an acute angle. The light source emits a light into the light guide plate through the light incident surface. The plastic frame includes a first portion disposed facing to the first side surface, wherein a portion of the light exits the light guide plate through the first side surface, and the portion of the light is reflected back to the first side surface by the first portion and then being refracted to the bottom surface through the first side surface.
    Type: Application
    Filed: August 21, 2015
    Publication date: January 5, 2017
    Inventors: Chun-Chang Yang, Lun-Wei Kang, Ching-Lung Chang
  • Publication number: 20160293735
    Abstract: A semiconductor device and method of fabricating thereof is described that includes a substrate including at least one fin, at least one gate stack formed on a top surface of the at least one fin, a first inter-layer dielectric (ILD) layer formed on the top surface of the at least one fin, and a strained layer formed at least on a top surface of the at least one gate stack, wherein the strained layer is configured to provide a strain force to the at least one gate stack.
    Type: Application
    Filed: June 13, 2016
    Publication date: October 6, 2016
    Inventors: Lun-Wei Chang, Yun-Ju Sun, Tomonari Yamamoto
  • Patent number: 9368626
    Abstract: A semiconductor device and method of fabricating thereof is described that includes a substrate including at least one fin, at least one gate stack formed on a top surface of the at least one fin, a first inter-layer dielectric (ILD) layer formed on the top surface of the at least one fin, and a strained layer formed at least on a top surface of the at least one gate stack, wherein the strained layer is configured to provide a strain force to the at least one gate stack.
    Type: Grant
    Filed: December 4, 2013
    Date of Patent: June 14, 2016
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Lun-Wei Chang, Yun-Ju Sun, Tomonari Yamamoto
  • Publication number: 20150355235
    Abstract: A probe for a probe head having lower and upper dies includes a main portion, a conductive portion stacked on at least a part of the main portion, an attachment layer covering the main portion and the conductive portion, a skin effect layer covering the attachment layer, and a stopping portion for being abutted against the lower or upper die. The main portion includes a first material. The conductive portion includes a second material. The skin effect layer includes a third material. The electrical conductivity of the third material is greater than that of the second material. The electrical conductivity of the second material is greater than that of the first material. The hardness of the first material is greater than that of the second material, and also greater than that of the third material.
    Type: Application
    Filed: June 5, 2015
    Publication date: December 10, 2015
    Inventors: Yu-Chen HSU, Shao-Lun WEI, Horng-Kuang FAN
  • Publication number: 20150155383
    Abstract: A semiconductor device and method of fabricating thereof is described that includes a substrate including at least one fin, at least one gate stack formed on a top surface of the at least one fin, a first inter-layer dielectric (ILD) layer formed on the top surface of the at least one fin, and a strained layer formed at least on a top surface of the at least one gate stack, wherein the strained layer is configured to provide a strain force to the at least one gate stack.
    Type: Application
    Filed: December 4, 2013
    Publication date: June 4, 2015
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Lun-Wei Chang, Yun-Ju Sun, Tomonari Yamamoto