Patents by Inventor Chih-Hsien Hsu

Chih-Hsien Hsu 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).

  • Patent number: 10964653
    Abstract: A method for making a semiconductor device is disclosed. A substrate comprising semiconductor device elements is provided. A top conductive pad and an anti-reflective coating are patterned over the substrate. The anti-reflective coating is disposed on the top conductive pad. At least one passivation film is formed over the substrate and the anti-reflective coating. The at least one passivation film and the anti-reflective coating are etched to form a trench therein so as to expose a portion of the top conductive pad.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: March 30, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Ya-Ping Su, Han-Wen Fung, Chia-Chi Chung, Chih-Hsien Hsu, Chun Yan Chen, Chien-Sheng Wu, Tien-Chih Huang, Wei-Da Chen, Chien-Hua Tseng
  • Patent number: 10964547
    Abstract: A method of fabricating a semiconductor structure including the following steps is provided. A mask layer is formed on a semiconductor substrate. The semiconductor substrate revealed by the mask layer is anisotropically etched until a cavity is formed in the semiconductor substrate, wherein anisotropically etching the semiconductor substrate revealed by the mask layer comprises performing a plurality of first cycles and performing a plurality of second cycles after performing the first cycles, each cycle among the first and second cycles respectively includes performing a passivating step and performing an etching step after performing the passivating step. During the first cycles, a first duration ratio of the etching step to the passivating step is variable and ramps up step by step. During the second cycles, a second duration ratio of the etching step to the passivating step is constant, and the first duration ratio is less than the second duration ratio.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: March 30, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chin-Han Meng, Chih-Hsien Hsu, Jr-Sheng Chen, An-Chi Li, Lin-Ching Huang, Yu-Pei Chiang
  • Patent number: 10949164
    Abstract: A volume of sound adjustment method includes the following steps: outputting an audio with a played volume; detecting a volume of environmental noise; comparing the volume of environmental noise with a setting volume, and setting the lower one as a first target volume and setting the higher one as a second target volume; and gradually adjusting the played volume from the first target volume to the second target volume at an adjusting speed. In addition, an electronic device for adjusting a volume and a non-transitory computer readable storage medium device are also disclosed.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: March 16, 2021
    Assignee: ASUSTEK COMPUTER INC.
    Inventors: Yen-Ling Chen, Pu-Chien Lee, Jen-Pang Hsu, Chao-Hsien Huang, Chih-Hsien Yang
  • Patent number: 10936028
    Abstract: An electronic device and a method for controlling a fan operation are provided. A containing space of the electronic device has a fan module and a deformation sensor. The deformation sensor detects whether a fan housing of the fan module is deformed. The deformation sensor transmits a deformation signal to a controller when detecting that the fan housing is deformed. The controller drives a fan blade of the fan module to stop running after receiving the deformation signal.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: March 2, 2021
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Chih-Chin Chien, I-Feng Hsu, Ching-Chung Chen, Tse-Yang Lin, Tse-An Chu, Ching-Ya Tu, Chang-Yuan Wu, Hao-Wu Yang, Huan-Yang Yeh, Chin-Hsien Chang, Chin-Yuan Chuang, Chia-Hung Lin
  • Patent number: 10915142
    Abstract: A dock and an operation method therefor are provided. The dock is suitable for propping up a mobile communication device. The dock includes an audio-receiving circuit, a rotating module, a communication circuit, and a controller circuit. The controller circuit is coupled to the audio-receiving circuit, the rotating module, and the communication circuit. The controller circuit transmits at least one of a plurality of audio signals generated by the audio-receiving circuit to the mobile communication device through the communication circuit, and determines an audio direction of an audio source according to the plurality of audio signals. The controller circuit controls the rotating module to rotate according to the audio direction, so as to bring the mobile communication device face toward the audio source.
    Type: Grant
    Filed: June 29, 2019
    Date of Patent: February 9, 2021
    Assignee: VIA LABS, INC.
    Inventors: Chin-Sung Hsu, Chih-Long Ho, Nai-Chuan Hung, Chih-Hsien Lin, Hung-Chih Chiu
  • Publication number: 20210026591
    Abstract: An audio transmission device coupled to an electronic device and including a detection circuit, a vendor-defined class circuit, and an audio class circuit is provided. The detection circuit detects an external sound to generate an input voice. The vendor-defined class circuit provides a first voice signal to the electronic device according to the input voice. An audio processing application program of the electronic device processes the first voice signal to generate a processed voice to the vendor-defined class circuit. The audio class circuit receives the processed voice from the vendor-defined class circuit, uses the processed voice as a second voice signal, and provides the second voice signal to the media manager of the electronic device.
    Type: Application
    Filed: June 3, 2020
    Publication date: January 28, 2021
    Inventors: Chih-Hsien LIN, Chin-Sung HSU, Li-Feng PAN
  • Patent number: 10868058
    Abstract: The present disclosure, in some embodiments, relates to a method of forming an integrated chip. The method is performed by forming a gate dielectric layer over a substrate having a first photodetector region and forming a gate material over the gate dielectric layer. A dielectric protection layer is deposited over the gate dielectric layer and a first sidewall spacer is formed along a side of the gate material. The dielectric protection layer extends from a first location directly over the first photodetector region to a second location between the first sidewall spacer and the gate dielectric layer.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: December 15, 2020
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Cheng-Hsien Chou, Wen-I Hsu, Tsun-Kai Tsao, Chih-Yu Lai, Jiech-Fun Lu, Yeur-Luen Tu
  • Publication number: 20200357785
    Abstract: A method of manufacturing a semiconductor structure forming a redistribution layer (RDL); forming a conductive pad over the RDL; performing a first electrical test through the conductive pad; bonding a first die over the RDL by a connector; disposing a first underfill material to surround the connector; performing a second electrical test through the conductive pad; disposing a second die over the first die and the conductive pad; and disposing a second underfill material to surround the second die, wherein the conductive pad is at least partially in contact with the second underfill material, and is protruded from the RDL during the first electrical test and the second electrical test.
    Type: Application
    Filed: July 23, 2020
    Publication date: November 12, 2020
    Inventors: HSIANG-TAI LU, SHUO-MAO CHEN, MILL-JER WANG, FENG-CHENG HSU, CHAO-HSIANG YANG, SHIN-PUU JENG, CHENG-YI HONG, CHIH-HSIEN LIN, DAI-JANG CHEN, CHEN-HUA LIN
  • Patent number: 10824068
    Abstract: The invention discloses a phosphor wheel, and a projector using the phosphor wheel. The projector includes an illumination system, a light valve, and a projection lens. The illumination system is used to provide an illumination beam. The light valve is disposed on a transmission path of the illumination beam and converts the illumination beam into an image beam. The projection lens is disposed on a transmission path of the image beam. The illumination system includes an excitation light source and a phosphor wheel. The excitation light source is used to provide an excitation beam to the phosphor wheel. The phosphor wheel includes a motor, a disk plate, a reflection member, and at least one phosphor layer. The motor has a shaft. The disk plate is connected to the shaft. In the invention, the phosphor wheel has better reliability and rigidity, and has the effect of enhancing heat dissipation.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: November 3, 2020
    Assignee: Coretronic Corporation
    Inventors: Chi-Tang Hsieh, Haw-Woei Pan, Pi-Tsung Hsu, Chih-Hsien Tsai
  • Publication number: 20200343135
    Abstract: A method includes forming a first metallic feature, forming a dielectric layer over the first metallic feature, etching the dielectric layer to form an opening, with a top surface of the first metallic feature being exposed through the opening, and performing a first treatment on the top surface of the first metallic feature. The first treatment is performed through the opening, and the first treatment is performed using a first process gas. After the first treatment, a second treatment is performed through the opening, and the second treatment is performed using a second process gas different from the first process gas. A second metallic feature is deposited in the opening.
    Type: Application
    Filed: April 23, 2019
    Publication date: October 29, 2020
    Inventors: Chun-Hsien Huang, I-Li Chen, Pin-Wen Chen, Yuan-Chen Hsu, Wei-Jung Lin, Chih-Wei Chang, Ming-Hsing Tsai
  • Patent number: 10794400
    Abstract: A fan includes a rotating unit and a housing unit. The rotating unit includes a base and a fan body that is rotatably mounted to the base. The housing unit includes an outer ring that surrounds and is connected to the base, a plurality of connecting members that are mounted to an outer peripheral surface of the outer ring and that are spaced apart from each other, and a base member that surrounds the rotating unit and the outer ring and that is connected to the connecting members. The base member has a plurality of receiving holes, and each of the connecting members is made of a shock-absorbing material, and is fixed in a respective one of the receiving holes.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: October 6, 2020
    Assignee: YEN SUN TECHNOLOGY CORP.
    Inventors: Chien-Jung Chen, Hsin-Hsien Wu, Chih-Tsung Hsu
  • Patent number: 10788741
    Abstract: A projection device includes an illumination system, a light valve, and a projection lens. The illumination system includes an excitation light source, a wavelength conversion element, a light converging lens, and a light integration rod. The excitation light source provides an excitation beam. The wavelength conversion element converts the excitation beam into a conversion beam. A greatest width in a light spot formed on the wavelength conversion element by the excitation beam is a first distance. A greatest width in a light spot formed on the wavelength conversion element by the conversion beam is a second distance. The second distance is greater than the first distance. The light integration rod receives the conversion beam from the light converging lens. The conversion beam generated by the wavelength conversion element of the invention is effectively projected to the light integration rod.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: September 29, 2020
    Assignee: Coretronic Corporation
    Inventors: Chih-Hsien Tsai, Yao-Shun Lin, Jo-Han Hsu
  • Patent number: 10775689
    Abstract: An illumination system includes at least one excitation light source, a holographic optical element and a phosphor wheel. The excitation light source provides a first color beam. The holographic optical element is located on a path of the first color beam and transmits the first color beam to the phosphor wheel along a first path. The phosphor wheel has a light wavelength conversion portion and a reflective portion. The light wavelength conversion portion converts the first color beam into a second color beam and reflects the second color beam back to the holographic optical element. The reflective portion reflects the first color beam back to the holographic optical element. The holographic optical element transmits the second color beam and the first color beam reflected from the phosphor wheel along a second path, and the first path is different from the second path. A projection apparatus is also provided.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: September 15, 2020
    Assignee: Coretronic Corporation
    Inventors: Haw-Woei Pan, Chi-Tang Hsieh, Chih-Hsien Tsai, Jo-Han Hsu
  • Publication number: 20200272411
    Abstract: A volume of sound adjustment method includes the following steps: outputting an audio with a played volume; detecting a volume of environmental noise; comparing the volume of environmental noise with a setting volume, and setting the lower one as a first target volume and setting the higher one as a second target volume; and gradually adjusting the played volume from the first target volume to the second target volume at an adjusting speed. In addition, an electronic device for adjusting a volume and a non-transitory computer readable storage medium device are also disclosed.
    Type: Application
    Filed: February 18, 2020
    Publication date: August 27, 2020
    Inventors: Yen-Ling CHEN, Pu-Chien LEE, Jen-Pang HSU, Chao-Hsien HUANG, Chih-Hsien YANG
  • Patent number: 10741537
    Abstract: A method of manufacturing a semiconductor structure includes forming a redistribution layer (RDL); forming a conductive member over the RDL; performing a first electrical test through the conductive member; disposing a first die over the RDL; performing a second electrical test through the conductive member; and disposing a second die over the first die and the conductive member.
    Type: Grant
    Filed: October 5, 2017
    Date of Patent: August 11, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COOMPANY LTD.
    Inventors: Hsiang-Tai Lu, Shuo-Mao Chen, Mill-Jer Wang, Feng-Cheng Hsu, Chao-Hsiang Yang, Shin-Puu Jeng, Cheng-Yi Hong, Chih-Hsien Lin, Dai-Jang Chen, Chen-Hua Lin
  • Patent number: 10734551
    Abstract: The invention provides an LED including a first-type semiconductor layer, an emitting layer, a second-type semiconductor layer, a first electrode, a second electrode, a Bragg reflector structure, a conductive layer and insulation patterns. The first electrode and the second electrode are located on the same side of the Bragg reflector structure. The conductive layer is disposed between the Bragg reflector structure and the second-type semiconductor layer. The insulation patterns are disposed between the conductive layer and the second-type semiconductor layer. Each insulating layer has a first surface facing toward the second-type semiconductor layer, a second surface facing away from the second-type semiconductor layer, and an inclined surface. The inclined surface connects the first surface and the second surface and is inclined with respect to the first surface and the second surface.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: August 4, 2020
    Assignee: Genesis Photonics Inc.
    Inventors: Yi-Ru Huang, Tung-Lin Chuang, Yan-Ting Lan, Sheng-Tsung Hsu, Chih-Ming Shen, Jing-En Huang, Teng-Hsien Lai, Hung-Chuan Mai, Kuan-Chieh Huang, Shao-Ying Ting, Cheng-Pin Chen, Wei-Chen Chien, Chih-Chin Cheng, Chih-Hung Tseng
  • Publication number: 20200225442
    Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a movable portion and a fixed portion. The movable portion includes a holder for holding an optical member with an optical axis. The movable portion is movable relative to the fixed portion. The fixed portion has a housing and a base. The housing is disposed on the base, and includes a top surface and a side surface. The top surface extends in a direction that is parallel to the optical axis. The side surface extends from an edge of the top surface in a direction that is not parallel to the optical axis. The side surface has a rectangular opening.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 16, 2020
    Inventors: Chih-Wei WENG, Chao-Chang HU, Yueh-Lin LEE, Chen-Hsien FAN, Chien-Yu KAO, Chia-Ching HSU, Sung-Mao TSAI, Sin-Jhong SONG
  • Publication number: 20200209607
    Abstract: A periscope optical module is provided. The periscope optical module includes a first optical element, a second optical element, and a third optical element. The first optical element has a first optical axis. The second optical element corresponds to the first optical element and adjusts a forward direction of a light. The third optical element has a second optical axis. The third optical element corresponds to the second optical element. The light passes through the first optical element, the second optical element, and the third optical element consecutively. The first optical axis is not parallel to the second optical axis. A minimum size of the first optical element in a direction that is perpendicular to the first optical axis is larger than a maximum size of the third optical element in a direction of the first optical axis.
    Type: Application
    Filed: December 26, 2019
    Publication date: July 2, 2020
    Inventors: Chen-Er HSU, Chin-Hsien LEE, Chih-Wei WENG
  • Patent number: 10654713
    Abstract: Methods for manufacturing MEMS structures are provided. The method for manufacturing a microelectromechanical system (MEMS) structure includes etching a MEMS substrate to form a first trench and a second trench and etching the MEMS substrate through the first trench and the second trench to form a first through hole and an extended second trench. The method for manufacturing a MEMS structure further includes etching the MEMS substrate through the extended second trench to form a second through hole. In addition, a height of the first trench is greater than ¾ of a height of the MEMS substrate, and a height of the second trench is smaller than ? of the height of the MEMS substrate.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: May 19, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chin-Han Meng, Jr-Sheng Chen, Chih-Hsien Hsu, Yu-Pei Chiang, Lin-Ching Huang
  • Publication number: 20200132080
    Abstract: A fan device includes a casing unit and a fan impeller unit mounted in the casing unit. The casing unit includes a casing body formed with a receiving space and an air outlet port, a porous plate formed with a plurality of through holes and is disposed in the receiving space to divide the receiving space into an air-flowing room and a noise-reduction room, and an air-entering tube in spatial communication with the air-flowing room. The fan impeller unit is disposed in the air-flowing room and rotatable to generate airflow partially flowing from the air-flowing room into the noise-reduction room through the through holes.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 30, 2020
    Inventors: Chien-Jung CHEN, Hsin-Hsien WU, Chih-Tsung HSU, Chin-Hui PAN