Patents by Inventor Chen-Ming Hsu

Chen-Ming 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: 11953740
    Abstract: A package structure including a photonic, an electronic die, an encapsulant and a waveguide is provided. The photonic die includes an optical coupler. The electronic die is electrically coupled to the photonic die. The encapsulant laterally encapsulates the photonic die and the electronic die. The waveguide is disposed over the encapsulant and includes an upper surface facing away from the encapsulant. The waveguide includes a first end portion and a second end portion, the first end portion is optically coupled to the optical coupler, and the second end portion has a groove on the upper surface.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: April 9, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chung-Ming Weng, Chen-Hua Yu, Chung-Shi Liu, Hao-Yi Tsai, Cheng-Chieh Hsieh, Hung-Yi Kuo, Tsung-Yuan Yu, Hua-Kuei Lin, Che-Hsiang Hsu
  • Patent number: 11947173
    Abstract: A package includes a photonic layer on a substrate, the photonic layer including a silicon waveguide coupled to a grating coupler; an interconnect structure over the photonic layer; an electronic die and a first dielectric layer over the interconnect structure, where the electronic die is connected to the interconnect structure; a first substrate bonded to the electronic die and the first dielectric layer; a socket attached to a top surface of the first substrate; and a fiber holder coupled to the first substrate through the socket, where the fiber holder includes a prism that re-orients an optical path of an optical signal.
    Type: Grant
    Filed: May 5, 2023
    Date of Patent: April 2, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chung-Ming Weng, Chen-Hua Yu, Chung-Shi Liu, Hao-Yi Tsai, Cheng-Chieh Hsieh, Hung-Yi Kuo, Tsung-Yuan Yu, Hua-Kuei Lin, Che-Hsiang Hsu
  • Publication number: 20240099154
    Abstract: A magnetoresistive random access memory (MRAM) device includes a first array region and a second array region on a substrate, a first magnetic tunneling junction (MTJ) on the first array region, a first top electrode on the first MTJ, a second MTJ on the second array region, and a second top electrode on the second MTJ. Preferably, the first top electrode and the second top electrode include different nitrogen to titanium (N/Ti) ratios.
    Type: Application
    Filed: November 21, 2023
    Publication date: March 21, 2024
    Applicant: UNITED MICROELECTRONICS CORP
    Inventors: Hui-Lin Wang, Si-Han Tsai, Dong-Ming Wu, Chen-Yi Weng, Ching-Hua Hsu, Ju-Chun Fan, Yi-Yu Lin, Che-Wei Chang, Po-Kai Hsu, Jing-Yin Jhang
  • Publication number: 20240087961
    Abstract: The embodiments described herein are directed to a method for reducing fin oxidation during the formation of fin isolation regions. The method includes providing a semiconductor substrate with an n-doped region and a p-doped region formed on a top portion of the semiconductor substrate; epitaxially growing a first layer on the p-doped region; epitaxially growing a second layer different from the first layer on the n-doped region; epitaxially growing a third layer on top surfaces of the first and second layers, where the third layer is thinner than the first and second layers. The method further includes etching the first, second, and third layers to form fin structures on the semiconductor substrate and forming an isolation region between the fin structures.
    Type: Application
    Filed: November 21, 2023
    Publication date: March 14, 2024
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Hung-Ju CHOU, Chih-Chung Chang, Jun-Ming Kuo, Che-Yuan Hsu, Pei-Ling Kao, Chen-Hsuan Liao
  • Patent number: 11923250
    Abstract: The embodiments described herein are directed to a method for reducing fin oxidation during the formation of fin isolation regions. The method includes providing a semiconductor substrate with an n-doped region and a p-doped region formed on a top portion of the semiconductor substrate; epitaxially growing a first layer on the p-doped region; epitaxially growing a second layer different from the first layer on the n-doped region; epitaxially growing a third layer on top surfaces of the first and second layers, where the third layer is thinner than the first and second layers. The method further includes etching the first, second, and third layers to form fin structures on the semiconductor substrate and forming an isolation region between the fin structures.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: March 5, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Hung-Ju Chou, Chih-Chung Chang, Jiun-Ming Kuo, Che-Yuan Hsu, Pei-Ling Gao, Chen-Hsuan Liao
  • Publication number: 20240069277
    Abstract: A semiconductor package includes a first die stack structure and a second die stack structure, an insulating encapsulation, a redistribution structure, at least one prism structure and at least one reflector. The first die stack structure and the second die stack structure are laterally spaced apart from each other along a first direction, and each of the first die stack structure and the second die stack structure comprises an electronic die; and a photonic die electronically communicating with the electronic die. The insulating encapsulation laterally encapsulates the first die stack structure and the second die stack structure. The redistribution structure is disposed on the first die stack structure, the second die stack structure and the insulating encapsulation, and electrically connected to the first die stack structure and the second die stack structure. The at least one prism structure is disposed within the redistribution structure and optically coupled to the photonic die.
    Type: Application
    Filed: August 29, 2022
    Publication date: February 29, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Yi Kuo, Chen-Hua Yu, Cheng-Chieh Hsieh, Che-Hsiang Hsu, Chung-Ming Weng, Tsung-Yuan Yu
  • Patent number: 9286851
    Abstract: A display panel driving device is provided. The display panel driving device includes a host and a driving chip. The driving chip includes a store unit, a driving module and a transmitting interface unit. The host controls the transmitting interface unit to switch sources of image data received by the driving module according to content of the image data, so as to determine whether the driving module receives the image data from the store unit or not.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: March 15, 2016
    Assignee: HIMAX TECHNOLOGIES LIMITED
    Inventors: Chen-Ming Hsu, Ssu-Chieh Yang, Yu-Feng Lin, Jung-Tse Lee
  • Publication number: 20150342626
    Abstract: The invention is a calculus aiming and locking system that is an application computer system and comprises a calculus locating module, an aiming and locking and emission control module, and a shockwave generation module. The calculus locating module acquires and calculates a calculus image of a calculus and the aiming and locking and emission control module determines whether to trigger a shockwave generation module to control a shockwave emission device to emit energy at an effective aiming area according to whether the calculus coordinate is within the effective aiming area. The invention renders the calculus hit rate 100% when the shockwave emission device emits energy, which may save energy substantially and avoid causing injuries to the normal tissue of the patient requiring extracorporeal shockwave lithotripsy treatment.
    Type: Application
    Filed: July 22, 2014
    Publication date: December 3, 2015
    Inventor: Chen-Ming HSU
  • Publication number: 20150267121
    Abstract: A flame-retardant coating material and a flame-retardant substrate are provided. The flame-retardant coating material comprises: a polyurethane resin, an isocyanate compound has a plurality of isocyanate (—NCO) groups, and at least one metal hydroxide. The isocyanate groups of the isocyanate compound are linked to the polyurethane resin and the metal hydroxide, respectively. The flame-retardant coating material is halogen-free and can provide flame-retardant property and comply with environmental protection regulations.
    Type: Application
    Filed: November 8, 2013
    Publication date: September 24, 2015
    Inventors: Cheng-Dar Liu, Yu-Chi Wang, Chen-Ming Hsu, Buh-Luen Chen, Che-I Kao, Shih-Hao Chou, Sheng-Mao Tseng, Shu-Lan Yao
  • Patent number: 9019249
    Abstract: A display panel driving device and a driving method thereof are provided. The display panel driving device includes a host and a driving chip, in which the driving chip includes a store unit and a driving module. The host switches sources of image data received by the driving module according to content of the image data, so as to determine whether the driving module receives the image data from the store unit or not.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: April 28, 2015
    Assignee: Himax Technologies Limited
    Inventors: Chen-Ming Hsu, Ssu-Chieh Yang, Yu-Feng Lin, Jung-Tse Lee
  • Patent number: 8878762
    Abstract: A level shifter for a source driver of a liquid crystal display is provided. The level shifter includes: an input stage for generating a signal with a voltage of between a positive input source voltage and a negative input source voltage according to an input logic; a middle stage for generating a first logic signal and a second logic signal according to the signal; and an output stage, for generating a first output signal with a voltage of between a first positive output source voltage and a first negative output source voltage at a first output terminal or a second output signal with a voltage of between a second positive output source voltage and a second negative output source voltage at a second output terminal according to the first logic signal and the second logic signal.
    Type: Grant
    Filed: May 10, 2010
    Date of Patent: November 4, 2014
    Assignee: Himax Technologies Limited
    Inventor: Chen-Ming Hsu
  • Publication number: 20140071605
    Abstract: Aspects of the invention relate to an apparatus including a housing and a slot disposed in the housing, the slot configured to hold an input device in a plurality of upright configurations including at least a forward-facing upright configuration such that the input device faces the front portion of the housing, and at least a backward-facing upright configuration such that the input device faces the back portion of the housing. The slot can be overmolded with a rubber compound (e.g. silicon-based) and configured to provide an improved coefficient of friction to reduce slippage of the input device when held in the slot. In some aspects, the housing includes a surface, and the overmolded portion of the slot can protrude above the surface of the housing.
    Type: Application
    Filed: March 29, 2013
    Publication date: March 13, 2014
    Applicant: Logitech Europe S.A.
    Inventors: Mathew Bates, Brian Stephens, Simone Mandelli, Alexis Richard, Richard Milhe, Li Lun Wen, Chia Feng Lee, Li-Jen Chien, Pai-Cheng Chu, Chen-Ming Hsu, Tzu-Pin Lin, Zhaoyang Han, An-Ni Chen, Sylvain Sauvage, Malachy Spollen, John Moriarty, James Jackson, James Lynch, Ronan Carroll
  • Patent number: 8604774
    Abstract: A current sensing circuit includes a current sensing unit, a feedback control unit and a digital output unit. The current sensing unit senses a current and produces a pulse signal according to at least one reference signal and at least one feedback signal. The current sensing unit includes a first capacitor set and a second capacitor set. The current sensing unit selects at least one capacitor in the first capacitor set and at least one capacitor in the second capacitor set according to the current value so as to adjust the precision of the current sensing circuit. The feedback control unit is coupled to the current sensing unit and produces the feedback signals according to a clock signal and the pulse signal. The digital output unit is coupled to the current sensing unit and outputs a digital signal according to the pulse signal.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: December 10, 2013
    Assignee: Himax Technologies Limited
    Inventor: Chen-Ming Hsu
  • Patent number: 8432386
    Abstract: A switch device for source drivers of liquid crystal displays includes a first switch module; a first switch; a second switch; a second switch module; a third switch module; a fourth switch module; a third switch; and a fourth switch; wherein when a first driving signal with a voltage level between a first voltage level and a second voltage level through the second switch module is sent to a second output terminal and a second driving signal with a voltage level between a third voltage level and a fourth voltage level through the third switch module is sent to a first output terminal, the first switch is turned on such that a first node is connected to a first voltage source with the first voltage level and the fourth switch is turned on such that a second node is connected to a fourth voltage source with the fourth voltage level.
    Type: Grant
    Filed: May 11, 2010
    Date of Patent: April 30, 2013
    Assignee: Himax Technologies Limited
    Inventor: Chen-Ming Hsu
  • Publication number: 20130044087
    Abstract: A display panel driving device is provided. The display panel driving device includes a host and a driving chip. The driving chip includes a store unit, a driving module and a transmitting interface unit. The host controls the transmitting interface unit to switch sources of image data received by the driving module according to content of the image data, so as to determine whether the driving module receives the image data from the store unit or not.
    Type: Application
    Filed: November 30, 2011
    Publication date: February 21, 2013
    Applicant: HIMAX TECHNOLOGIES LIMITED
    Inventors: Chen-Ming Hsu, Ssu-Chieh Yang, Yu-Feng Lin, Jung-Tse Lee
  • Publication number: 20130044086
    Abstract: A display panel driving device and a driving method thereof are provided. The display panel driving device includes a host and a driving chip, in which the driving chip includes a store unit and a driving module. The host switches sources of image data received by the driving module according to content of the image data, so as to determine whether the driving module receives the image data from the store unit or not.
    Type: Application
    Filed: November 30, 2011
    Publication date: February 21, 2013
    Applicant: HIMAX TECHNOLOGIES LIMITED
    Inventors: Chen-Ming Hsu, Ssu-Chieh Yang, Yu-Feng Lin, Jung-Tse Lee
  • Patent number: 8326568
    Abstract: A temperature sensor is provided. The temperature sensor includes: a temperature sensing unit for sensing a temperature and outputting a temperature sensing signal; an analog-to-digital converter (ADC), coupled to the temperature sensing unit, for converting the temperature sensing signal to a digital value, having an ADC output range; a calibration unit, coupled to the ADC, for correlating the ADC output range with at least one temperature range; a memory unit, coupled to the calibration unit, recording the ADC output range, and the at least one temperature range, and the correlation therebetween.
    Type: Grant
    Filed: July 2, 2010
    Date of Patent: December 4, 2012
    Assignee: Himax Technologies Limited
    Inventors: Chen-Ming Hsu, Yaw-Guang Chang
  • Patent number: 8253615
    Abstract: A current sensing circuit including a current sensing unit, a feedback control unit, and a digital output unit is provided. The current sensing unit senses a current and generates a pulse signal according to at least one reference signal and at least one feedback signal. The feedback control unit is coupled to the current sensing unit and generates the at least one feedback signal according to a clock signal and the pulse signal. The digital output unit is coupled to the current sensing unit and outputs a digital signal according to the pulse signal. The digital output unit counts an amount of pulses of the pulse signal in a predetermined time period to output the digital signal, wherein the amount of pulses is positively correlated with a value of the current.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: August 28, 2012
    Assignee: Himax Technologies Limited
    Inventors: Chen-Ming Hsu, Yaw-Guang Chang
  • Publication number: 20120139770
    Abstract: A current sensing circuit including a current sensing unit, a feedback control unit, and a digital output unit is provided. The current sensing unit senses a current and generates a pulse signal according to at least one reference signal and at least one feedback signal. The feedback control unit is coupled to the current sensing unit and generates the at least one feedback signal according to a clock signal and the pulse signal. The digital output unit is coupled to the current sensing unit and outputs a digital signal according to the pulse signal. The digital output unit counts an amount of pulses of the pulse signal in a predetermined time period to output the digital signal, wherein the amount of pulses is positively correlated with a value of the current.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 7, 2012
    Applicant: HIMAX TECHNOLOGIES LIMITED
    Inventors: CHEN-MING HSU, YAW-GUANG CHANG
  • Publication number: 20120139887
    Abstract: A current sensing circuit includes a current sensing unit, a feedback control unit and a digital output unit. The current sensing unit senses a current and produces a pulse signal according to at least one reference signal and at least one feedback signal. The current sensing unit includes a first capacitor set and a second capacitor set. The current sensing unit selects at least one capacitor in the first capacitor set and at least one capacitor in the second capacitor set according to the current value so as to adjust the precision of the current sensing circuit. The feedback control unit is coupled to the current sensing unit and produces the feedback signals according to a clock signal and the pulse signal. The digital output unit is coupled to the current sensing unit and outputs a digital signal according to the pulse signal.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 7, 2012
    Applicant: HIMAX TECHNOLOGIES LIMITED
    Inventor: CHEN-MING HSU