Patents by Inventor Li-Chen Lin
Li-Chen Lin 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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Publication number: 20240130066Abstract: A tray and an electronic device using the same are provided. The tray used to carry an expansion card includes a base, a tray body, a sliding plate, and a limiting spring. The tray body is slidably disposed on the base and has a base portion and two side walls disposed on two sides of the base portion. The sliding plate is slidably disposed on the base portion and is able to be moved away from or close to one of the side walls relative to the tray body selectively. The limiting spring is disposed on the base portion and is used to limit the sliding plate.Type: ApplicationFiled: December 16, 2022Publication date: April 18, 2024Applicant: Wistron CorporationInventors: Yu-Chen Lin, Li-Shu Chen, Ching-Hao Chen
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Patent number: 11929424Abstract: A method includes forming a semiconductor fin on a substrate; forming a dielectric layer over the semiconductor fin; forming a metal gate electrode in the dielectric layer and extending across the semiconductor fin; forming a source/drain regions on the semiconductor fin and on opposite sides of the metal gate electrode; performing a first non-zero bias plasma etching process to the metal gate electrode; after performing the first non-zero bias plasma etching process, performing a first zero bias plasma etching process to the metal gate electrode.Type: GrantFiled: July 26, 2022Date of Patent: March 12, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Yi-Chen Lo, Li-Te Lin, Pinyen Lin
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Publication number: 20210359177Abstract: The present invention provides a light-emitting diode lamp with increased lumens. The increased lumens to the LED lamp consists of a substrate body, at least one reflective cup, the reflective cup is disposed on the substrate body, at least one light-emitting element disposed on the substrate body and electrically connected to the substrate body, with at least one fluorescent unit, wherein, the fluorescent unit further includes a top layer of a light-emitting element, a side layer of a light-emitting element, a reflective cup surface layer and a substrate body surface layer. Light-emitting diode lamp increases the brightness. It is superior to the currently known light-emitting diode lamp.Type: ApplicationFiled: September 28, 2018Publication date: November 18, 2021Inventor: LI-CHEN LIN
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Publication number: 20190371982Abstract: A process for fabricating a substrate-less package and application thereof are disclosure. The process comprises steps described as following: provide a first release film; place a plurality of substance on the first release film; cover the substance with a chemical; provide a mold has a groove; place a second release film on surface of the groove; perform a molding process to have the chemical and the substance form a package; and then remove the mold, the first release film and the second release film to obtain the substrate-less package.Type: ApplicationFiled: February 17, 2017Publication date: December 5, 2019Inventor: LI-CHEN LIN
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Patent number: 8408884Abstract: A fan includes an airflow guiding structure, an impeller and a guiding ring. The outer radius of the airflow guiding structure increases gradually from the top of the airflow guiding structure to the bottom of the airflow guiding structure. The airflow guiding structure includes a plurality of fins and a first space for accommodating a circuit device. The impeller is disposed on the airflow guiding structure and has a hub and several blades. The guiding ring connects to the airflow guiding structure via at least one connecting element. A predetermined distance is arranged between the inner surface of the guiding ring and the outer edges of the blades. An inlet is formed at the top of the guiding ring, and an outlet is formed between the bottom of the guiding ring and the outer surface of a sidewall of the airflow guiding structure.Type: GrantFiled: April 24, 2009Date of Patent: April 2, 2013Assignee: Delta Electronics, Inc.Inventors: Chia-Ming Hsu, Shun-Chen Chang, Li-Chen Lin
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Patent number: 8403651Abstract: A fan includes an airflow guiding structure, an impeller and a guiding ring. The outer radius of the airflow guiding structure increases gradually from the top to the bottom of the airflow guiding structure. The airflow guiding structure includes a plurality of fins and a first space for accommodating a circuit device. The impeller is disposed on the airflow guiding structure and the impeller has a hub and several axial-flow blades disposed around the hub. The guiding ring is connected with the axial-flow blades. An inlet is formed on the top of the guiding ring, and an outlet is formed between the bottom of the guiding ring and the outer surface of the sidewall of the airflow guiding structure. When the impeller rotates, the airflow enters the fan from the inlet and flows along the outer surface of the sidewall of the airflow guiding structure, then the airflow exits the fan through the outlet.Type: GrantFiled: April 24, 2009Date of Patent: March 26, 2013Assignee: Delta Electronics, Inc.Inventors: Chia-Ming Hsu, Shun-Chen Chang, Li-Chen Lin
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Patent number: 8147203Abstract: A fan includes an impeller, a motor, a plurality of first engaging members and a plurality of second engaging members. The impeller includes a hub and a plurality of blades disposed around the hub. The motor includes a rotor housing coupled with the hub, and the motor is for driving the impeller to rotate. The first engaging members are disposed on an inner side of the top surface of the hub, and the second engaging members are disposed on the top surface of the housing. When the impeller and the rotor housing are assembled, the second engaging members are disposed corresponding to the first engaging members, so that parts of the first engaging members are engaged into and assembled with the second engaging members.Type: GrantFiled: January 29, 2008Date of Patent: April 3, 2012Assignee: Delta Electronics, Inc.Inventors: Yi-Lin Chen, Ya-Hui Hung, Ming-Kai Hsieh, Li-Chen Lin
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Patent number: 8113781Abstract: A fan includes an impeller and a motor for driving the impeller to rotate. The motor includes a bushing and a rotating shaft penetrating through the bushing. The bushing includes a tube and at least one base connected with one end of the tube. An inner diameter of the tube is smaller than an inner diameter of the base so that the mechanism design variability is enhanced and the efficiency of the fan and the motor is enhanced by effectively utilizing an inner space of the bushing.Type: GrantFiled: February 7, 2008Date of Patent: February 14, 2012Assignee: Delta Electronics, Inc.Inventors: Hui-Chun Chang, Yi-Fang Chou, Li-Chen Lin
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Publication number: 20110236237Abstract: A fan includes an impeller, a motor, a circuit board, a fan frame and a connecting member. The motor is used to drive the impeller to rotate. The circuit board is electrically connected to the motor. The impeller and the motor are accommodated in the fan frame. The connecting member is disposed at one side of the fan frame. The circuit board is disposed between the connecting member and the fan frame. Also, a fan assembly including such two fans is also disclosed.Type: ApplicationFiled: June 2, 2011Publication date: September 29, 2011Inventors: Yi-Fang CHOU, Hui-Chun Chang, Chang-Yi Lu, Li-Chen Lin
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Patent number: 7985056Abstract: A fan includes an impeller, a motor, a circuit board, a fan frame and a connecting member. The motor is used to drive the impeller to rotate. The circuit board is electrically connected to the motor. The impeller and the motor are accommodated in the fan frame. The connecting member is disposed at one side of the fan frame. The circuit board is disposed between the connecting member and the fan frame. Also, a fan assembly including such two fans is also disclosed.Type: GrantFiled: February 7, 2008Date of Patent: July 26, 2011Assignee: Delta Electronics, Inc.Inventors: Yi-Fang Chou, Hui-Chun Chang, Chang-Yi Lu, Li-Chen Lin
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Publication number: 20090269195Abstract: A fan includes an airflow guiding structure, an impeller and a guiding ring. The outer radius of the airflow guiding structure increases gradually from the top to the bottom of the airflow guiding structure. The airflow guiding structure includes a plurality of fins and a first space for accommodating a circuit device. The impeller is disposed on the airflow guiding structure and the impeller has a hub and several axial-flow blades disposed around the hub. The guiding ring is connected with the axial-flow blades. An inlet is formed on the top of the guiding ring, and an outlet is formed between the bottom of the guiding ring and the outer surface of the sidewall of the airflow guiding structure. When the impeller rotates, the airflow enters the fan from the inlet and flows along the outer surface of the sidewall of the airflow guiding structure, then the airflow exits the fan through the outlet.Type: ApplicationFiled: April 24, 2009Publication date: October 29, 2009Inventors: Chia-Ming HSU, Shun-Chen CHANG, Li-Chen LIN
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Publication number: 20090269196Abstract: A fan includes an airflow guiding structure, an impeller and a guiding ring. The outer radius of the airflow guiding structure increases gradually from the top of the airflow guiding structure to the bottom of the airflow guiding structure. The airflow guiding structure includes a plurality of fins and a first space for accommodating a circuit device. The impeller is disposed on the airflow guiding structure and has a hub and several blades. The guiding ring connects to the airflow guiding structure via at least one connecting element. A predetermined distance is arranged between the inner surface of the guiding ring and the outer edges of the blades. An inlet is formed at the top of the guiding ring, and an outlet is formed between the bottom of the guiding ring and the outer surface of a sidewall of the airflow guiding structure.Type: ApplicationFiled: April 24, 2009Publication date: October 29, 2009Inventors: Chia-Ming HSU, Shun-Chen Chang, Li-Chen Lin
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Patent number: 7585150Abstract: A composite fan frame includes a first frame and a second frame. The first frame has a first surface formed with at least one first protrusion portion. The second frame has a second surface formed with at least one first recess portion. When the first surface touches the second surface, the first protrusion portion is inserted into the first recess portion along a predetermined sliding direction such that the first frame and the second frame are combined. Also, a composite fan having the composite fan frame is disclosed.Type: GrantFiled: March 9, 2006Date of Patent: September 8, 2009Assignee: Delta Electronics, Inc.Inventors: Shuo-Shiu Hsu, Shun-Chen Chang, Wen-Shi Huang, Li-Chen Lin
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Publication number: 20090052820Abstract: A fan includes an impeller and a motor for driving the impeller to rotate. The motor includes a bushing and a rotating shaft penetrating through the bushing. The bushing includes a tube and at least one base connected with one end of the tube. An inner diameter of the tube is smaller than an inner diameter of the base so that the mechanism design variability is enhanced and the efficiency of the fan and the motor is enhanced by effectively utilizing an inner space of the bushing.Type: ApplicationFiled: February 7, 2008Publication date: February 26, 2009Inventors: Hui-Chun CHANG, Yi-Fang CHOU, Li-Chen LIN
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Publication number: 20080279694Abstract: A fan includes an impeller, a motor, a circuit board, a fan frame and a connecting member. The motor is used to drive the impeller to rotate. The circuit board is electrically connected to the motor. The impeller and the motor are accommodated in the fan frame. The connecting member is disposed at one side of the fan frame. The circuit board is disposed between the connecting member and the fan frame. Also, a fan assembly including such two fans is also disclosed.Type: ApplicationFiled: February 7, 2008Publication date: November 13, 2008Inventors: Yi-Fang CHOU, Hui-Chun Chang, Chang-Yi Lu, Li-Chen Lin
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Publication number: 20080247868Abstract: A fan has an impeller, a motor and a frame. The impeller and the motor are disposed within the frame, and the motor is connected to the impeller and drives the impeller to rotate. The impeller includes a hub and an odd number of blade sets. The blade sets are disposed around the circumference of the hub. Bach blade set has a plurality of the blades, and the blades of each blade set can be the same or not. For example, the blades in each of the blade sets have different tilting angles, heights and/or lengths while the blades are connected with the hub. Or the blades in each of the blade sets have different curvatures, arc lengths, thicknesses, or side-view shapes.Type: ApplicationFiled: February 1, 2008Publication date: October 9, 2008Inventors: Chung-Kai Lan, Hung-Chi Chen, Li-Chen Lin
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Publication number: 20080219845Abstract: A fan includes an impeller, a motor, a plurality of first engaging members and a plurality of second engaging members. The impeller includes a hub and a plurality of blades disposed around the hub. The motor includes a rotor housing coupled with the hub, and the motor is for driving the impeller to rotate. The first engaging members are disposed on an inner side of the top surface of the hub, and the second engaging members are disposed on the top surface of the housing. When the impeller and the rotor housing are assembled, the second engaging members are disposed corresponding to the first engaging members, so that parts of the first engaging members are engaged into and assembled with the second engaging members.Type: ApplicationFiled: January 29, 2008Publication date: September 11, 2008Inventors: Yi-Lin CHEN, Ya-Hui Hung, Ming-Kai Hsieh, Li-Chen Lin
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Publication number: 20070003413Abstract: A composite fan frame includes a first frame and a second frame. The first frame has a first surface formed with at least one first protrusion portion. The second frame has a second surface formed with at least one first recess portion. When the first surface touches the second surface, the first protrusion portion is inserted into the first recess portion along a predetermined sliding direction such that the first frame and the second frame are combined. Also, a composite fan having the composite fan frame is disclosed.Type: ApplicationFiled: March 9, 2006Publication date: January 4, 2007Inventors: Shuo-Shiu Hsu, Shun-Chen Chang, Wen-Shi Huang, Li-Chen Lin
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Publication number: 20030150315Abstract: A cam gear punch has a simple structure and is capable of slowing down punching space and accelerating punching pressure. The punch has a punch mainframe which includes a motor to drive a transmission cam gear. The transmission cam gear engages with a driven cam gear which is mounted on a transmission shaft. The transmission shaft has one end pivotally mounting in the punch mainframe and another end coupling with the driven cam gear. An eccentric transmission wheel is mounted on the transmission shaft. The eccentric transmission wheel has one end engaging with a slide block.Type: ApplicationFiled: February 11, 2002Publication date: August 14, 2003Inventor: Li-Chen Lin