Patents by Inventor Yi-Hsuan Chen

Yi-Hsuan Chen 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: 20220028856
    Abstract: A method includes forming a gate stack on a first portion of a semiconductor fin, removing a second portion of the semiconductor fin to form a recess, and forming a source/drain region starting from the recess. The formation of the source/drain region includes performing a first epitaxy process to grow a first semiconductor layer, wherein the first semiconductor layer has straight-and-vertical edges, and performing a second epitaxy process to grow a second semiconductor layer on the first semiconductor layer. The first semiconductor layer and the second semiconductor layer are of a same conductivity type.
    Type: Application
    Filed: January 7, 2021
    Publication date: January 27, 2022
    Inventors: Jung-Chi Tai, Yi-Fang Pai, Tsz-Mei Kwok, Tsung-Hsi Yang, Jeng-Wei Yu, Cheng-Hsiung Yen, Jui-Hsuan Chen, Chii-Horng Li, Yee-Chia Yeo, Heng-Wen Ting, Ming-Hua Yu
  • Patent number: 11226651
    Abstract: An electronic device includes a host, a main display, an auxiliary display, and a hinge mechanism. The auxiliary display is located between the host and the main display and includes a sliding part and a lifting part. The sliding part is slidably connected to the host. The hinge mechanism includes a first bracket, a second bracket pivotally connected to the first bracket, and a third bracket pivotally connected to the second bracket. The first bracket is secured to the host, and the second bracket is secured to the main display. The third bracket is secured to the lifting part of the auxiliary display.
    Type: Grant
    Filed: June 1, 2020
    Date of Patent: January 18, 2022
    Assignee: Acer Incorporated
    Inventors: Chia-Bo Chen, Cheng-Nan Ling, Wu-Chen Lee, Yi-Hsuan Yang
  • Publication number: 20220004227
    Abstract: An electronic device, including a host, a main display, an auxiliary display, and a lifting mechanism, is provided. The main display is pivoted to the host. The auxiliary display is disposed on the host. The lifting mechanism is disposed between the auxiliary display and the host. The lifting mechanism is configured to lift the auxiliary display and maintain a lifting height of the auxiliary display.
    Type: Application
    Filed: February 22, 2021
    Publication date: January 6, 2022
    Applicant: Acer Incorporated
    Inventors: Chia-Bo Chen, Yi-Hsuan Yang, Chuan-Hua Wang, Chih-Chun Liu, Wu-Chen Lee
  • Patent number: 11210988
    Abstract: A graphical indicator is provided. The graphical indicator includes a plurality of header blocks and a plurality content blocks. The header blocks include N first header blocks and (M?1) second header blocks. Each of the content blocks has a data micro-graphic. The N first header blocks are disposed at a first row of an indicator matrix. Each of the (M?1) second header blocks is disposed at (M?1) rows other than the first row of the indicator matrix. Each of the N first header blocks has a header micro-graphic. Furthermore, one or more target second header blocks in the (M?1) second header blocks do not have the header micro-graphic, and each of a plurality of remaining second header blocks other than the one or more target second header blocks in the (M?1) second header blocks has the header micro-graphic.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: December 28, 2021
    Assignee: SONIX Technology Co., Ltd.
    Inventors: Zhen-Fu Ye, Yi-Hsuan Chen
  • Patent number: 11204618
    Abstract: A joystick includes a casing, a stick body and an optical sensor. The casing has a hole. The stick body is movably disposed on the casing via the hole. The stick body includes a pressing portion, an indication portion and an identification pattern. The indication portion is connected to the pressing portion and inserts into the hole. A sunken structure is formed on a bottom of the indication portion. The identification pattern is disposed on an inner surface of the sunken structure. The optical sensor is disposed inside the casing and faces the sunken structure, and adapted to analyze a movement of the identification pattern to identify a control status of the stick body.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: December 21, 2021
    Assignee: PixArt Imaging Inc.
    Inventors: Chao-Chien Huang, Yen-Hung Wang, Yi-Chung Chen, Hui-Hsuan Chen, Yi-Hsien Ko
  • Publication number: 20210333180
    Abstract: An automatic processing device for liquid samples includes a sample region, a control module, an image identification device and a centrifuge. The sample region is configured to accommodate a plurality of centrifuge tubes. The control module includes a mechanical module. The mechanical module is configured to unscrew or tighten upper caps of the centrifuge tubes, and is configured to draw liquid from the centrifuge tubes or discharge liquid to the centrifuge tubes. The image identification device is coupled to the control module. The centrifuge is coupled to the control module. The centrifuge is configured to accommodate the centrifuge tubes and perform centrifugal treatment.
    Type: Application
    Filed: April 21, 2021
    Publication date: October 28, 2021
    Inventors: Po-Han Chen, Shih-Pei Wu, Yi-Hsuan Chen, CHUNG-I CHEN, CHUN-CHIEH CHIANG, CHI-MING LEE
  • Publication number: 20210287582
    Abstract: A graphical indicator is provided. The graphical indicator includes a plurality of header blocks and a plurality content blocks. The header blocks include N first header blocks and (M?1) second header blocks. Each of the content blocks has a data micro-graphic. The N first header blocks are disposed at a first row of an indicator matrix. Each of the (M?1) second header blocks is disposed at (M?1) rows other than the first row of the indicator matrix. Each of the N first header blocks has a header micro-graphic. Furthermore, one or more target second header blocks in the (M?1) second header blocks do not have the header micro-graphic, and each of a plurality of remaining second header blocks other than the one or more target second header blocks in the (M?1) second header blocks has the header micro-graphic.
    Type: Application
    Filed: March 9, 2021
    Publication date: September 16, 2021
    Applicant: SONIX Technology Co., Ltd.
    Inventors: Zhen-Fu Ye, Yi-Hsuan Chen
  • Patent number: 10935181
    Abstract: A stand device includes a base, a supporting component and a carrying component. The supporting component is pivotally disposed to the base along a first axis. The carrying component is pivotally disposed to the supporting component along a second axis, and slidably disposed to the supporting component in a first direction. The stand device is switchable between a first state and a second state. In the first state, the extending direction of the supporting component is parallel to the extending direction of the base, and the extending direction of the carrying component is parallel to the extending direction of the supporting component. In the second state, the extending direction of the supporting component is staggered to the extending direction of the base, and the extending direction of the carrying component is staggered to the extending direction of the supporting component.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: March 2, 2021
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Chen-Cheng Wang, Sheng-Hung Lee, Po-Jui Chen, Yi-Hsuan Chen, Yen-Hua Hsiao
  • Patent number: 10727383
    Abstract: An LED package structure includes a substrate, an electrode layer and an insulating layer in a coplanar arrangement and disposed on the substrate, an LED chip mounted on the electrode layer and the insulating layer, a phosphor sheet covering entirely a top surface of the LED chip, a first translucent layer disposed on a light emitting surface of the phosphor sheet, and a reflective housing covering the side surfaces of the LED chip and the side surfaces of the phosphor sheet. The light emitting surface has a central region and a ring-shaped region surrounding the central region. The first translucent layer covers at least 60% of an area of the ring-shaped region. A refractive index of the first translucent layer is larger than one and is smaller than that of the phosphor sheet. A top surface of the reflective housing is substantially flush with the light emitting surface.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: July 28, 2020
    Assignees: LITE-ON OPTO TECHNOLOGY (CHANGZHOU) CO., LTD., LITE-ON TECHNOLOGY CORPORATION
    Inventors: Yu-Yu Chang, Shih-Chiang Yen, Yi-Hsuan Chen, Chen-Hsiu Lin
  • Publication number: 20190346080
    Abstract: A stand device includes a base, a supporting component and a carrying component. The supporting component is pivotally disposed to the base along a first axis. The carrying component is pivotally disposed to the supporting component along a second axis, and slidably disposed to the supporting component in a first direction. The stand device is switchable between a first state and a second state. In the first state, the extending direction of the supporting component is parallel to the extending direction of the base, and the extending direction of the carrying component is parallel to the extending direction of the supporting component. In the second state, the extending direction of the supporting component is staggered to the extending direction of the base, and the extending direction of the carrying component is staggered to the extending direction of the supporting component.
    Type: Application
    Filed: May 10, 2019
    Publication date: November 14, 2019
    Applicant: COMPAL ELECTRONICS, INC.
    Inventors: Chen-Cheng Wang, Sheng-Hung Lee, Po-Jui Chen, Yi-Hsuan Chen, Yen-Hua Hsiao
  • Patent number: 10248104
    Abstract: A remote machining optimization system for a machine tool is provided, which includes an input unit configured to input a machining parameter including a spindle speed and a cut depth; a receiving unit configured to receive sound signals and vibration signals from the machine tool; a processing unit configured to generate a machining program with a program generating module, to modify the spindle speed and the cut depth according to the sound signals with a speed optimization module and a depth optimization module, respectively; a communication unit configured to send the machining program to the machine tool; and a storage unit configured to store the modified spindle speed and the cut depth.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: April 2, 2019
    Assignee: Industrial Technology Research Institute
    Inventors: Yi-Hsuan Chen, Ta-Jen Peng, Yi-Ming Chen, Shu-Chung Liao, Sheng-Ming Ma
  • Patent number: 10039705
    Abstract: Provided is a sun protection material including a plurality of polystyrene microspheres and a plurality of refractive layers. The polystyrene microspheres have a particle size of 150 nm to 300 nm. Surfaces of the polystyrene microspheres are at least partially covered by the refractive layers. The sun protection material can scatter a light in a wavelength range between 250 nm and 400 nm. A sun protection composition containing the sun protection material also may scatter a light of a wavelength range between 250 nm and 400 nm, such that the UV protection of the sun protection composition is enhanced.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: August 7, 2018
    Assignee: National Tsing Hua University
    Inventors: Chi-Young Lee, Hsin-Tien Chiu, Min-Chiao Tsai, Kuei-Lin Chan, Shao-Gang Cheng, Yi-Hsuan Chen
  • Publication number: 20180190884
    Abstract: An LED package structure includes a substrate, an electrode layer and an insulating layer in a coplanar arrangement and disposed on the substrate, an LED chip mounted on the electrode layer and the insulating layer, a phosphor sheet covering entirely a top surface of the LED chip, a first translucent layer disposed on a light emitting surface of the phosphor sheet, and a reflective housing covering the side surfaces of the LED chip and the side surfaces of the phosphor sheet. The light emitting surface has a central region and a ring-shaped region surrounding the central region. The first translucent layer covers at least 60% of an area of the ring-shaped region. A refractive index of the first translucent layer is larger than one and is smaller than that of the phosphor sheet. A top surface of the reflective housing is substantially flush with the light emitting surface.
    Type: Application
    Filed: November 21, 2017
    Publication date: July 5, 2018
    Inventors: Yu-Yu Chang, Shih-Chiang Yen, Yi-Hsuan Chen, Chen-Hsiu Lin
  • Publication number: 20180128345
    Abstract: A vibration absorber includes a screw, a displacement adjustment member, a first spring, a second spring, a mass block, a casing, a cover and a connector. The displacement adjustment member is engaged with the screw. The mass block is located between the first spring and the second spring, wherein the mass block respectively connects the first spring and the second spring on both sides and the screw passes through the mass block. The casing encloses the screw, the displacement adjustment member, the first spring, the second spring and the mass block. The cover covers one opening of the casing. The connector covers the other opening of the casing. The first spring is located between the mass block and the displacement adjustment member and connects respectively the mass block and the displacement adjustment member. The coefficients of elasticity of both the first spring and the second spring are both non-linear.
    Type: Application
    Filed: December 20, 2016
    Publication date: May 10, 2018
    Inventors: Chen-Yu Kai, Jen-Ji WANG, Jung-Che Lee, Yi-Hsuan Chen, Chung-Yu Tai
  • Publication number: 20180120262
    Abstract: A non-contact dynamic stiffness measurement system includes a base, a test bar, an exciter, a force sensor, a laser Doppler velocimeter, and a controller. The force sensor is connected to the exciter and the base. The exciter is located between the test bar and the force sensor. The controller is electrically connected to the force sensor and the laser Doppler velocimeter. The test bar is detachably set in a holder of the main shaft under test. The exciter provides an electromagnetic force to the test bar. The force sensor measures the acting force of the exciter. The laser Doppler velocimeter provides a first laser beam and a second laser beam. The laser Doppler velocimeter measures a vibration response with reflected laser beams. The controller determines an equivalent main shaft stiffness value of the main shaft under test according to the acting force and the vibration response.
    Type: Application
    Filed: December 19, 2016
    Publication date: May 3, 2018
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chung-Yu TAI, Chen-Yu KAI, Ta-Jen PENG, Yi-Hsuan CHEN
  • Publication number: 20180052439
    Abstract: A remote machining optimization system for a machine tool is provided, which includes an input unit configured to input a machining parameter including a spindle speed and a cut depth; a receiving unit configured to receive sound signals and vibration signals from the machine tool; a processing unit configured to generate a machining program with a program generating module, to modify the spindle speed and the cut depth according to the sound signals with a speed optimization module and a depth optimization module, respectively; a communication unit configured to send the machining program to the machine tool; and a storage unit configured to store the modified spindle speed and the cut depth.
    Type: Application
    Filed: October 21, 2016
    Publication date: February 22, 2018
    Inventors: Yi-Hsuan Chen, Ta-Jen Peng, Yi-Ming Chen, Shu-Chung Liao, Sheng-Ming Ma
  • Publication number: 20170250317
    Abstract: The instant disclosure provides a photoelectric semiconductor device including a substrate, a light-emitting diode chip, a converting material, an encapsulant, and a protective layer. The light-emitting diode chip is arranged on the substrate. The encapsulant has a Shore hardness of higher than D50 or a moisture-permeable value of less than 10 g/m2ยท24 hrs, and the converting material includes a first wavelength converting compound having a main peak wavelength in green spectrum and a second wavelength converting compound having a main peak wavelength in red spectrum which are fluorescent materials having a FWHM of equal to or less than 50 nm. The photoelectric semiconductor device provided by the instant disclosure exhibits improved NTSC, brightness and reliability.
    Type: Application
    Filed: July 19, 2016
    Publication date: August 31, 2017
    Inventors: YI-HSUAN CHEN, SHIH-CHANG HSU
  • Patent number: 9491831
    Abstract: A white light emitting device includes an LED chip capable of emitting light with a peak wavelength of 390 to 430 nm, and a wavelength conversion layer including first, second and third fluorescent materials. The first fluorescent material is capable of being excited to emit light with a peak wavelength of 450 to 470 nm. The second fluorescent material is capable of being excited to emit light with a peak wavelength of 450 to 470 nm. The third fluorescent material is capable of being excited to emit light with a peak wavelength of 630 to 650 nm. Light emitted by the white light emitting device has a color temperature below 5000 K, and a general color rendering index value (Ra) and special color rendering index values (R9-R15) all greater than 90.
    Type: Grant
    Filed: April 28, 2015
    Date of Patent: November 8, 2016
    Assignees: Lite-On Opto Technology (Changzhou) Co., Ltd., Lite-On Technology Corp.
    Inventors: Yi-Hsuan Chen, Shih-Chang Hsu
  • Patent number: 9427653
    Abstract: A skate blade contains a base, a reinforcement piece, and a body. The base includes a plurality of first protrusions, and a first recess is defined between any two adjacent first protrusions. The reinforcement plate includes a plurality of second protrusions, and a second recess is defined between any two adjacent second protrusions. Each first protrusion of the base retains with each second recess of the reinforcement plate, and each first recess of the base retains with each second protrusion of the reinforcement plate. The reinforcement plate also includes a plurality of through orifices, and each through orifice is defined on said each second protrusion of the reinforcement plate. The body is injection molded from plastic material and is connected with the base and the reinforcement plate so that a part of the body inserts through the plurality of through orifices of the reinforcement plate.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: August 30, 2016
    Assignee: Wann Tay Machine Factory Co., Ltd.
    Inventor: Yi-Hsuan Chen
  • Patent number: D906345
    Type: Grant
    Filed: February 17, 2019
    Date of Patent: December 29, 2020
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Po-Jui Chen, Sheng-Hung Lee, Chen-Cheng Wang, Yen-Hua Hsiao, Yi-Hsuan Chen