Patents by Inventor Chen-Yuan Kuo
Chen-Yuan Kuo 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: 11953740Abstract: 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: GrantFiled: May 14, 2021Date of Patent: April 9, 2024Assignee: 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: 11947173Abstract: 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: GrantFiled: May 5, 2023Date of Patent: April 2, 2024Assignee: 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: 20240087961Abstract: 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: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Applicant: 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: 11929016Abstract: A scan-type display apparatus includes an LED array and a scan driver. The LED array has a common anode configuration, and includes multiple scan lines, multiple data lines and multiple LEDs. The scan driver includes multiple scan driving circuits. Each scan driving circuit includes a voltage generator and a detector. The voltage generator has an output terminal that is connected to the scan line corresponding to the scan driving circuit, and is configured to output one of an input voltage and a clamp voltage at the output terminal of the voltage generator. The detector is connected to the output terminal of the voltage generator, and generates a detection signal that indicates whether any one of the LEDs connected to the scan line corresponding to the scan driving circuit is short circuited based on a voltage at the output terminal of the voltage generator and a detection timing signal.Type: GrantFiled: December 5, 2022Date of Patent: March 12, 2024Assignee: MACROBLOCK, INC.Inventors: Chi-Min Hsieh, Che-Wei Chang, Chen-Yuan Kuo, Wei-Hsiang Cheng
-
Patent number: 11923250Abstract: 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: GrantFiled: July 28, 2022Date of Patent: March 5, 2024Assignee: 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: 20240069277Abstract: 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: ApplicationFiled: August 29, 2022Publication date: February 29, 2024Applicant: 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: 11875737Abstract: A scan-type display apparatus includes an LED array and a data driver. The LED array has a common cathode configuration, and includes multiple scan lines, multiple data lines and multiple LEDs. The data driver includes multiple data driving circuits, each of which includes a current driver and a detector. The current driver has an output terminal connected to the data line corresponding to the data driving circuit, and outputs one of a drive current and a clamp voltage at the output terminal of the current driver based on a pulse width control signal. The detector is connected to the current driver, and generates a detection signal that indicates whether any one of the LEDs connected to the data line corresponding to the data driving circuit is short circuited based on a detection timing signal and a feed-in voltage related to a voltage at the output terminal of the current driver.Type: GrantFiled: December 5, 2022Date of Patent: January 16, 2024Assignee: MACROBLOCK, INC.Inventors: Chi-Min Hsieh, Che-Wei Chang, Chen-Yuan Kuo, Wei-Hsiang Cheng
-
Publication number: 20230196989Abstract: A scan-type display apparatus includes an LED array and a data driver. The LED array has a common cathode configuration, and includes multiple scan lines, multiple data lines and multiple LEDs. The data driver includes multiple data driving circuits, each of which includes a current driver and a detector. The current driver has an output terminal connected to the data line corresponding to the data driving circuit, and outputs one of a drive current and a clamp voltage at the output terminal of the current driver based on a pulse width control signal. The detector is connected to the current driver, and generates a detection signal that indicates whether any one of the LEDs connected to the data line corresponding to the data driving circuit is short circuited based on a detection timing signal and a feed-in voltage related to a voltage at the output terminal of the current driver.Type: ApplicationFiled: December 5, 2022Publication date: June 22, 2023Applicant: MACROBLOCK, INC.Inventors: Chi-Min HSIEH, Che-Wei CHANG, Chen-Yuan KUO, Wei-Hsiang CHENG
-
Publication number: 20230196988Abstract: A scan-type display apparatus includes an LED array and a data driver. The LED array has a common anode configuration, and includes multiple scan lines, multiple data lines and multiple LEDs. The data driver includes multiple data driving circuits, each of which includes a current driver and a detector. The current driver has an output terminal connected to the data line corresponding to the data driving circuit, and outputs one of a drive current and a clamp voltage at the output terminal of the current driver based on a pulse width control signal. The detector is connected to the current driver, and generates a detection signal that indicates whether any one of the LEDs connected to the data line corresponding to the data driving circuit is short circuited based on a detection timing signal and a feed-in voltage related to a voltage at the output terminal of the current driver.Type: ApplicationFiled: December 5, 2022Publication date: June 22, 2023Applicant: MACROBLOCK, INC.Inventors: Chi-Min HSIEH, Che-Wei CHANG, Chen-Yuan KUO, Wei-Hsiang CHENG
-
Publication number: 20230196957Abstract: A scan-type display apparatus includes an LED array and a scan driver. The LED array has a common cathode configuration, and includes multiple scan lines, multiple data lines and multiple LEDs. The scan driver includes multiple scan driving circuits. Each scan driving circuit includes a voltage generator and a detector. The voltage generator has an output terminal that is connected to the scan line corresponding to the scan driving circuit, and is configured to output one of a common voltage and a clamp voltage at the output terminal of the voltage generator. The detector is connected to the output terminal of the voltage generator, and generates a detection signal that indicates whether any one of the LEDs connected to the scan line corresponding to the scan driving circuit is short circuited based on a voltage at the output terminal of the voltage generator and a detection timing signal.Type: ApplicationFiled: December 5, 2022Publication date: June 22, 2023Applicant: MACROBLOCK, INC.Inventors: Chi-Min HSIEH, Che-Wei CHANG, Chen-Yuan KUO, Wei-Hsiang CHENG
-
Publication number: 20230196987Abstract: A scan-type display apparatus includes an LED array and a scan driver. The LED array has a common anode configuration, and includes multiple scan lines, multiple data lines and multiple LEDs. The scan driver includes multiple scan driving circuits. Each scan driving circuit includes a voltage generator and a detector. The voltage generator has an output terminal that is connected to the scan line corresponding to the scan driving circuit, and is configured to output one of an input voltage and a clamp voltage at the output terminal of the voltage generator. The detector is connected to the output terminal of the voltage generator, and generates a detection signal that indicates whether any one of the LEDs connected to the scan line corresponding to the scan driving circuit is short circuited based on a voltage at the output terminal of the voltage generator and a detection timing signal.Type: ApplicationFiled: December 5, 2022Publication date: June 22, 2023Applicant: MACROBLOCK, INC.Inventors: Chi-Min HSIEH, Che-Wei CHANG, Chen-Yuan KUO, Wei-Hsiang CHENG
-
Patent number: 11462154Abstract: A display system includes an LED array and a driving device. The driving device includes a current driver, a scan selector and a capacitor. The current driver is connected to drive lines of the LED array, and provides a plurality of driving current signals respectively to the drive lines. The scan selector is connected to scan lines of the LED array, and has a first terminal that is configured to receive an input voltage, and a second terminal. The scan selector outputs the input voltage to a selected one of the scan lines, and outputs a clamp voltage provided at the second terminal thereof to the other ones of the scan lines. The capacitor has a first terminal, and a second terminal that is connected to the second terminal of the scan selector.Type: GrantFiled: March 7, 2022Date of Patent: October 4, 2022Assignee: MACROBLOCK. INC.Inventors: Che-Wei Chang, Chen-Yuan Kuo, Chi-Min Hsieh
-
Publication number: 20220293041Abstract: A display system includes an LED array and a driving device. The driving device includes a current driver, a scan selector and a capacitor. The current driver is connected to drive lines of the LED array, and provides a plurality of driving current signals respectively to the drive lines. The scan selector is connected to scan lines of the LED array, and has a first terminal that is configured to receive an input voltage, and a second terminal. The scan selector outputs the input voltage to a selected one of the scan lines, and outputs a clamp voltage provided at the second terminal thereof to the other ones of the scan lines. The capacitor has a first terminal, and a second terminal that is connected to the second terminal of the scan selector.Type: ApplicationFiled: March 7, 2022Publication date: September 15, 2022Applicant: MACROBLOCK. INC.Inventors: Che-Wei CHANG, Chen-Yuan KUO, Chi-Min HSIEH
-
Publication number: 20220238596Abstract: A micro light emitting diode display device includes a light-transmissive unit, a plurality of light emitting units and a plurality of converting units. The light-transmissive unit includes a protective layer which has opposite first and second surfaces. The light emitting units are arranged in an array on the second surface of the protective layer and each of the light emitting units includes first, second and third light emitting portions. The converting units are disposed on the first surface of the protective layer in positions corresponding to the light emitting units, respectively, and each of the converting units includes a reflecting feature, and first and second wavelength converting elements.Type: ApplicationFiled: January 6, 2022Publication date: July 28, 2022Applicant: MACROBLOCK, INC.Inventors: Chen-Yuan Kuo, Chen-Chi Yang, Mei-Tan Wang, Che-Wei Chang
-
Patent number: 11151932Abstract: A driving system is operatively associated with a light emitting array that includes a plurality of scan lines, a plurality of channel lines and a plurality of light emitting elements. The driving system includes a voltage converter circuit and a driver circuit. The voltage converter circuit converts, based on a control signal, an input voltage into an output voltage that has a magnitude related to the control signal. The driver circuit drives the light emitting elements via the scan lines and the channel lines, is operable, based on voltages at the channel lines, to pull or not to pull a voltage at a common node to a logic level, and generates the control signal based on the voltage at the common node.Type: GrantFiled: March 11, 2021Date of Patent: October 19, 2021Assignee: Macroblock, Inc.Inventors: Chen-Yuan Kuo, Chi-Min Hsieh
-
Publication number: 20210287600Abstract: A driving system is operatively associated with a light emitting array that includes a plurality of scan lines, a plurality of channel lines and a plurality of light emitting elements. The driving system includes a voltage converter circuit and a driver circuit. The voltage converter circuit converts, based on a control signal, an input voltage into an output voltage that has a magnitude related to the control signal. The driver circuit drives the light emitting elements via the scan lines and the channel lines, is operable, based on voltages at the channel lines, to pull or not to pull a voltage at a common node to a logic level, and generates the control signal based on the voltage at the common node.Type: ApplicationFiled: March 11, 2021Publication date: September 16, 2021Inventors: Chen-Yuan KUO, Chi-Min HSIEH
-
Publication number: 20120206562Abstract: A method and apparatus is provided for video conferencing. The method and apparatus continuously receive frames from a plurality of video channels and alternately continuously transmit to each of a plurality of participants in a video conference individual frames containing information concerning each of the video channels. The method and apparatus only transmits at any given instant new picture data for one of the participants in the video conference.Type: ApplicationFiled: February 20, 2012Publication date: August 16, 2012Inventors: Chih-Lung Yang, Chen-Yuan Kuo
-
Patent number: 7646736Abstract: A method configured to continuously receive frames from a plurality of video channels and transmit to each of a plurality of participants in a video conference individual frames containing information concerning each of the video channels. The method only transmits at any given instant new picture data for one of the participants in the video conference.Type: GrantFiled: March 3, 2005Date of Patent: January 12, 2010Assignee: Exedra Technology, LLCInventors: Chih-Lung Yang, Chen-Yuan Kuo
-
Publication number: 20050286444Abstract: A method and apparatus is provided for video conferencing. The method and apparatus continuously receive frames from a plurality of video channels and alternately continuously transmit to each of a plurality of participants in a video conference individual frames containing information concerning each of the video channels. The method and apparatus only transmits at any given instant new picture data for one of the participants in the video conference.Type: ApplicationFiled: September 2, 2005Publication date: December 29, 2005Inventors: Chih-Lung Yang, Chen-Yuan Kuo
-
Publication number: 20050185601Abstract: A method configured to continuously receive frames from a plurality of video channels and transmit to each of a plurality of participants in a video conference individual frames containing information concerning each of the video channels. The method only transmits at any given instant new picture data for one of the participants in the video conference.Type: ApplicationFiled: March 25, 2005Publication date: August 25, 2005Inventors: Chih-Lung Yang, Chen-Yuan Kuo