Patents by Inventor Chih-Chiang Lee
Chih-Chiang Lee 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).
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Patent number: 11942550Abstract: A method for manufacturing a nanosheet semiconductor device includes forming a poly gate on a nanosheet stack which includes at least one first nanosheet and at least one second nanosheet alternating with the at least one first nanosheet; recessing the nanosheet stack to form a source/drain recess proximate to the poly gate; forming an inner spacer laterally covering the at least one first nanosheet; and selectively etching the at least one second nanosheet.Type: GrantFiled: February 24, 2021Date of Patent: March 26, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chien-Chang Su, Yan-Ting Lin, Chien-Wei Lee, Bang-Ting Yan, Chih Teng Hsu, Chih-Chiang Chang, Chien-I Kuo, Chii-Horng Li, Yee-Chia Yeo
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Publication number: 20240098855Abstract: A localized heating device includes a plasma deforming portion and a heating portion. The plasma deforming portion includes an inlet end having a circular hole, an outlet end having an elongated hole with a first length and a first width, and a channel smoothly connected with the circular hole and the elongated hole. The heating portion, disposed at the outlet end, includes two control covers spaced by a slot. The elongated hole and the slot being oppositely disposed with respect to the plasma deforming portion. A plasma flow provided by a plasma producing source being to enter the channel via the circular hole, then to flow through the elongated hole, and finally to reach the slot.Type: ApplicationFiled: December 7, 2022Publication date: March 21, 2024Inventors: JUI-MEI HSU, YO-SUNG LEE, YI-JIUN LIN, CHIH-CHIANG WENG
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Patent number: 11708651Abstract: The invention provides a method for knitting and forming a weft-knitted fabric with varying thickness by a flat knitting machine and a weft-knitted fabric thereof. The method is implemented in at least one knitting process of the weft-knitted fabric, comprising steps of: driving the flat knitting machine to knit a basic structure by at least one of two needle beds of the flat knitting machine, and controlling the two needle beds on the flat knitting machine to knit a three-dimensional structure connected with the basic structure. A thickness of the three-dimensional structure is greater than a thickness of the basic structure, the three-dimensional structure comprises two surface layer portions and a supporting portion connected with the two surface layer portions and located between the two surface layer portions. A junction between the three-dimensional structure and the basic structure is without the supporting portion.Type: GrantFiled: May 5, 2021Date of Patent: July 25, 2023Assignee: PAI LUNG MACHINERY MILL CO., LTD.Inventors: Chih-Chiang Lee, Ruei-Wen Shih, Po-Chun Chen
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Method for knitting three-dimensional fabric with variable thickness through a flat knitting machine
Patent number: 11639566Abstract: A method for knitting a three-dimensional fabric with variable thickness through a flat knitting machine includes the following steps: moving two cam groups and driving a plurality of knitting needles to knit a first piece of knitting by a starting cam system; moving the two cam groups and driving the plurality of knitting needles to knit a second piece of knitting by a middle cam system; and moving the two cam groups and driving the plurality of knitting needles to knit a supporting yarn by two tail cam systems respectively. The tail cam systems control each of a plurality of knock-over bit cams to move according to a gap size corresponding to a knitting length of the supporting yarn, so as to promptly change a thickness of the three-dimensional fabric along the length change of the supporting yarn.Type: GrantFiled: February 27, 2019Date of Patent: May 2, 2023Assignee: PAI LUNG MACHINERY MILL CO., LTD.Inventors: Chih-Chiang Lee, Jeng-Pin Cheng -
Publication number: 20220356615Abstract: The invention provides a method for knitting and forming a weft-knitted fabric with varying thickness by a flat knitting machine and a weft-knitted fabric thereof. The method is implemented in at least one knitting process of the weft-knitted fabric, comprising steps of: driving the flat knitting machine to knit a basic structure by at least one of two needle beds of the flat knitting machine, and controlling the two needle beds on the flat knitting machine to knit a three-dimensional structure connected with the basic structure. A thickness of the three-dimensional structure is greater than a thickness of the basic structure, the three-dimensional structure comprises two surface layer portions and a supporting portion connected with the two surface layer portions and located between the two surface layer portions. A junction between the three-dimensional structure and the basic structure is without the supporting portion.Type: ApplicationFiled: May 5, 2021Publication date: November 10, 2022Inventors: Chih-Chiang LEE, Ruei-Wen SHIH, Po-Chun CHEN
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Patent number: 11421354Abstract: A flat knitting machine yarn feeder with variable yarn feeding positions is provided. The flat knitting machine yarn feeder includes a driving mechanism and a yarn feeding mechanism. The driving mechanism is controlled by an electronic signal and includes a driving plate which makes a push stroke after started. The yarn feeding mechanism comprises a joining plate connected with the driving plate and a yarn feeding arm assembled with the joining plate. The joining plate comprises a guide hole. The yarn feeding arm comprises a guide column disposed in the guide hole. The joining plate makes a displacement stroke when the driving plate makes the push stroke. The guide column changes a position in the guide hole when the joining plate makes the displacement stroke. The yarn feeding arm changes a yarn feeding position when the guide column changes the position.Type: GrantFiled: February 27, 2019Date of Patent: August 23, 2022Assignee: PAI LUNG MACHINERY MILL CO., LTD.Inventors: Chih-Chiang Lee, Yuo-Po Cheng
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Patent number: 11313058Abstract: A flat knitting machine structure with an adjustable gap between two knock-over bits includes two needle beds and two cam systems. Each needle bed comprises a plurality of needles and a plurality of knock-over bits. Each needle comprises a butt. Each of the knock-over bits comprises a control butt. The two needle beds are disposed at interval so that the knock-over bits face each other to define a gap. The distance of the gap is equal to a space between two knock-over bits facing each other. Each cam system comprises a needle cam to provide the plurality of butts being placed and guide each needle to make a knitting stroke towards the gap, and a knock-over bit cam provides the control butts being placed. The knock-over bit cam is controlled to define a displacement stroke for driving the plurality of knock-over bits to change the size of the gap.Type: GrantFiled: February 27, 2019Date of Patent: April 26, 2022Assignee: PAI LUNG MACHINERY MILL CO., LTD.Inventors: Yu-Sheng Lin, Chih-Chiang Lee
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METHOD FOR KNITTING THREE-DIMENSIONAL FABRIC WITH VARIABLE THICKNESS THROUGH A FLAT KNITTING MACHINE
Publication number: 20200270780Abstract: A method for knitting a three-dimensional fabric with variable thickness through a flat knitting machine includes the following steps: moving two cam groups and driving a plurality of knitting needles to knit a first piece of knitting by a starting cam system; moving the two cam groups and driving the plurality of knitting needles to knit a second piece of knitting by a middle cam system; and moving the two cam groups and driving the plurality of knitting needles to knit a supporting yarn by two tail cam systems respectively. The tail cam systems control each of a plurality of knock-over bit cams to move according to a gap size corresponding to a knitting length of the supporting yarn, so as to promptly change a thickness of the three-dimensional fabric along the length change of the supporting yarn.Type: ApplicationFiled: February 27, 2019Publication date: August 27, 2020Inventors: Chih-Chiang LEE, Jeng-Pin CHENG -
Publication number: 20200270781Abstract: A flat knitting machine structure with an adjustable gap between two knock-over bits includes two needle beds and two cam systems. Each needle bed comprises a plurality of needles and a plurality of knock-over bits. Each needle comprises a butt. Each of the knock-over bits comprises a control butt. The two needle beds are disposed at interval so that the knock-over bits face each other to define a gap. The distance of the gap is equal to a space between two knock-over bits facing each other. Each cam system comprises a needle cam to provide the plurality of butts being placed and guide each needle to make a knitting stroke towards the gap, and a knock-over bit cam provides the control butts being placed. The knock-over bit cam is controlled to define a displacement stroke for driving the plurality of knock-over bits to change the size of the gap.Type: ApplicationFiled: February 27, 2019Publication date: August 27, 2020Inventors: Yu-Sheng LIN, Chih-Chiang LEE
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Publication number: 20200270792Abstract: A flat knitting machine mangling device with position varying with gap size is provided. The flat knitting machine mangling device includes a driving element, a fixing base disposed on a cam supporting base, a sliding base disposed to correspond to the fixing base, a limiting block combined with the fixing base and limiting the sliding base to only slide relative to the cam supporting base, a mangling sheet supporting arm and a mangling sheet disposed on the mangling sheet supporting arm. The driving element is started when a knock-over bit cam makes a displacement stroke. The sliding base is provided with a guide block and makes a regulation stroke relative to the cam supporting base when the driving element is started. The guide block drives the mangling sheet to move to change a mangling position when the sliding base makes the regulation stroke.Type: ApplicationFiled: February 27, 2019Publication date: August 27, 2020Inventors: Chih-Chiang LEE, Chih-Hsuan CHAN
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Publication number: 20200270782Abstract: A flat knitting machine yarn feeder with variable yarn feeding positions is provided. The flat knitting machine yarn feeder includes a driving mechanism and a yarn feeding mechanism. The driving mechanism is controlled by an electronic signal and includes a driving plate which makes a push stroke after started. The yarn feeding mechanism comprises a joining plate connected with the driving plate and a yarn feeding arm assembled with the joining plate. The joining plate comprises a guide hole. The yarn feeding arm comprises a guide column disposed in the guide hole. The joining plate makes a displacement stroke when the driving plate makes the push stroke. The guide column changes a position in the guide hole when the joining plate makes the displacement stroke. The yarn feeding arm changes a yarn feeding position when the guide column changes the position.Type: ApplicationFiled: February 27, 2019Publication date: August 27, 2020Inventors: Chih-Chiang LEE, Yuo-Po CHENG
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Publication number: 20200174063Abstract: Embodiments of method and apparatus for testing a semiconductor device with a probe card having a first heater underneath prior to testing are provided herein, for heating the probe card to a first default temperature to keep the.Type: ApplicationFiled: October 23, 2019Publication date: June 4, 2020Inventors: TENG-CHUNG HUANG, CHIH-CHIANG LEE
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Patent number: 9834871Abstract: A method for knitting interchanged plating on a technical face for a flat bed knitting machine which includes at least one needle bed that has a plurality of latch needles, a plurality of sinkers and a carriage comprises the steps of: forming an indentation and a nose protrusion at each sinker; controlling the latch needle to move in a staged stitching displacement; feeding a first and a second coloration yarns to the flat bed knitting machine simultaneously; pushing the yarns via the nose protrusion of the sinker to knit a standard plating and continuing the knitting operation through the standard plating to form a technical face of the fabric; and controlling the latch needle to perform an interchanged stitching displacement, and ordering the sinker to pick up and release the yarns through the nose protrusion and the indentation to knit an interchanged plating.Type: GrantFiled: March 11, 2015Date of Patent: December 5, 2017Assignee: PAI LUNG MACHINERY MILL CO., LTD.Inventor: Chih-Chiang Lee
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Publication number: 20160265148Abstract: A method for knitting interchanged plating on a single face of technical face for a flat bed knitting machine which includes at least one needle bed that has a plurality of latch needles, a plurality of sinkers and a carriage comprises the steps of: forming an indentation and a nose protrusion at each sinker; controlling the latch needle to move in a staged stitching displacement; feeding a first and a second coloration yarns to the flat bed knitting machine simultaneously; pushing the yarns via the nose protrusion of the sinker to knit a standard plating and continuing the knitting operation through the standard plating to form a single face fabric; and controlling the latch needle to perform an interchanged stitching displacement, and ordering the sinker to pick up and release the yarns through the nose protrusion and the indentation to knit an interchanged plating.Type: ApplicationFiled: March 11, 2015Publication date: September 15, 2016Inventor: Chih-Chiang Lee
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Patent number: 8680405Abstract: The present invention relates to a circuit board. The circuit board includes: a first path is routed on a first layer of the circuit board for transferring a first signal; a second path is routed on a second layer of the circuit board for transferring a second signal; a third path is routed on third layer of the circuit board; a first via is coupled to the first and third paths, and the first via is removed when the second signal is transferred by the second path; a second via is coupled to the second and third paths, and the second via is removed when the first signal is transferred by the first path.Type: GrantFiled: August 26, 2011Date of Patent: March 25, 2014Assignee: Accton Technology CorporationInventors: Wei-Lun Chu, Chih-Chiang Lee
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Publication number: 20120092487Abstract: A light path restricting structure is provided, which is applicable in an optical inspection equipment including a light source module for providing a linear light source, a linear camera, a light-splitting unit for refracting light of the linear light source to an object to be inspected and the linear camera, a conveying mechanism for driving the object to be inspected to move, and a case for accommodating the elements. The light path restricting structure is disposed on a transmission path of the linear light source. The light path restricting structure includes a body, which includes a first surface facing the linear light source of the light source module and a second surface facing the linear camera. A plurality of light channels is disposed in the body, and each light channel includes a light inlet and a light outlet disposed on the first surface and the second surface of the body.Type: ApplicationFiled: February 21, 2011Publication date: April 19, 2012Applicant: CHUNGHWA PICTURE TUBES, LTD.Inventor: Chih-Chiang Lee
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Patent number: 8157231Abstract: Positioning apparatus applied on equipment with one or a plurality of single axles is fixed on two bases opposite to each other. Adjusting device is located in each base and corresponding to each cross or single axle, which is configured for adjusting the position of the cross or single axle in a direction parallel to the base. Fixing device is configured for fixing the adjusting device on the base. The fixing device is moved in one direction vertical to the adjusting device adjusted in another direction.Type: GrantFiled: February 6, 2007Date of Patent: April 17, 2012Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Chiuan-Che Shiu, Chih-chiang Lee, Kuo-Chang Teng
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Patent number: 8136132Abstract: An optical disk drive includes a bracket, and a mecha module installed on the bracket. The mecha module includes a mounting plate fixed on the bracket, an optical pick-up head installed on the mounting plate in a slidable manner for reading or writing data in an optical disk, and a spindle motor installed on the mounting plate for rotating the optical disk. The optical disk drive further includes a rotary mechanism connected to the bracket and a base for driving the bracket to rotate into or out of an opening on a housing relative to the base.Type: GrantFiled: March 9, 2010Date of Patent: March 13, 2012Assignee: Wistron CorporationInventor: Chih-Chiang Lee
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Publication number: 20120048608Abstract: The present invention relates to a circuit board. The circuit board includes: a first path is routed on a first layer of the circuit board for transferring a first signal; a second path is routed on a second layer of the circuit board for transferring a second signal; a third path is routed on third layer of the circuit board; a first via is coupled to the first and third paths, and the first via is removed when the second signal is transferred by the second path; a second via is coupled to the second and third paths, and the second via is removed when the first signal is transferred by the first path.Type: ApplicationFiled: August 26, 2011Publication date: March 1, 2012Applicant: ACCTON TECHNOLOGY CORPORATIONInventors: Wei-Lun Chu, Chih-Chiang Lee
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Patent number: 8023721Abstract: A panel inspection device and inspection method is provided. At least an image capturing element is disposed above or below a spacing between a first conveyer and a second conveyer. During a panel is conveyed from the first conveyer to the second conveyer, the image capturing element captures the image of the panel as the panel passes through the spacing.Type: GrantFiled: April 17, 2009Date of Patent: September 20, 2011Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Hsien-Chang Kao, Ching-Chun Chien, Chih-Chiang Lee, Kuo-Chang Teng