Patents by Inventor Wei-Cheng Su
Wei-Cheng Su 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: 20240144467Abstract: A hot spot defect detecting method and a hot spot defect detecting system are provided. In the method, hot spots are extracted from a design of a semiconductor product to define a hot spot map comprising hot spot groups, wherein local patterns in a same context of the design yielding a same image content are defined as a same hot spot group. During runtime, defect images obtained by an inspection tool performing hot scans on a wafer manufactured with the design are acquired and the hot spot map is aligned to each defect image to locate the hot spot groups. The hot spot defects in each defect image are detected by dynamically mapping the hot spot groups located in each defect image to a plurality of threshold regions and respectively performing automatic thresholding on pixel values of the hot spots of each hot spot group in the corresponding threshold region.Type: ApplicationFiled: January 8, 2024Publication date: May 2, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chien-Huei Chen, Pei-Chao Su, Xiaomeng Chen, Chan-Ming Chang, Shih-Yung Chen, Hung-Yi Chung, Kuang-Shing Chen, Li-Jou Lee, Yung-Cheng Lin, Wei-Chen Wu, Shih-Chang Wang, Chien-An Lin
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Patent number: 11961912Abstract: The present application provides a semiconductor device and the method of making the same. The method includes recessing a fin extending from a substrate, forming a base epitaxial feature on the recessed fin, forming a bar-like epitaxial feature on the base epitaxial feature, and forming a conformal epitaxial feature on the bar-like epitaxial feature. The forming of the bar-like epitaxial feature includes in-situ doping the bar-like epitaxial feature with an n-type dopant at a first doping concentration. The forming of the conformal epitaxial feature includes in-situ doping the conformal epitaxial feature with a second doping concentration greater than the first doping concentration.Type: GrantFiled: June 6, 2022Date of Patent: April 16, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chun-An Lin, Wei-Yuan Lu, Feng-Cheng Yang, Tzu-Ching Lin, Li-Li Su
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Patent number: 11926901Abstract: A method for fabricating nonenzymatic glucose sensor, which comprises steps of: (a) providing a bottom substrate; (b) preparing a graphene layer on the bottom substrate; (c) depositing plural amount of zinc oxide (ZnO) seed crystals on the graphene layer; (d) growing the ZnO seed crystals into columnar nanorods with hydrothermal method; (e) coating a thin film of cuprous oxide (Cu2O) on the surface of the ZnO nanorods by electrochemistry-based electrodeposition; and (f) grafting single-walled carbon nanotubes (SWCNTs) on surface of the Cu2O thin film, by using Nafion fixative composited with SWCNTs. The structure of the above sensor, therefore, comprises a bottom substrate and other components orderly assembled on it, including, from inside to outside, a graphene layer, plural amount of ZnO nanorods, a Cu2O thin film, plural amount of SWCNTs, and the Nafion fixative. Accordingly, the sensor has advantages of low cost, rapid response, and easy for preservation.Type: GrantFiled: January 10, 2020Date of Patent: March 12, 2024Assignee: NATIONAL YUNLIN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Hsi-Chao Chen, Wei-Rong Su, Yun-Cheng Yeh, Chun-Hao Chang
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Publication number: 20240071888Abstract: A package structure including a redistribution circuit structure, a wiring substrate, first conductive terminals, an insulating encapsulation, and a semiconductor device is provided. The redistribution circuit structure includes stacked dielectric layers, redistribution wirings and first conductive pads. The first conductive pads are disposed on a surface of an outermost dielectric layer among the stacked dielectric layers, the first conductive pads are electrically connected to outermost redistribution pads among the redistribution wirings by via openings of the outermost dielectric layer, and a first lateral dimension of the via openings is greater than a half of a second lateral dimension of the outermost redistribution pads. The wiring substrate includes second conductive pads. The first conductive terminals are disposed between the first conductive pads and the second conductive pads. The insulating encapsulation is disposed on the surface of the redistribution circuit structure.Type: ApplicationFiled: August 28, 2022Publication date: February 29, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chien-Chang Lin, Yen-Fu Su, Chin-Liang Chen, Wei-Yu Chen, Hsin-Yu Pan, Yu-Min Liang, Hao-Cheng Hou, Chi-Yang Yu
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Publication number: 20230361450Abstract: A microminiaturized antenna feed module includes a substrate, a plurality of coupled feed portions, and an active circuit. The substrate defines a plurality of visa penetrating the substrate. The coupled feed portions, made of conductive material and have different coupling areas, are electrically connected to the active circuit through the holes, to feed in electrical signals, the coupled feed portions couple the electrical signals to the metal frame to radiate wireless signals; the active circuit controls the switching of radiation modes of the metal frame. The application also provides an electronic device with the microminiaturized antenna feed module.Type: ApplicationFiled: May 31, 2022Publication date: November 9, 2023Inventors: CHO-KANG HSU, MIN-HUI HO, WEI-CHENG SU, YEN-HUI LIN
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Publication number: 20230361449Abstract: An electronic device includes a metal frame, a middle frame, and at least one antenna feed module. The metal frame includes an upper metal frame, a first side metal frame, a bottom metal frame, and a second side metal frame sequentially connected. The middle frame, spaced apart from the first side metal frame and the second side metal frame, forms a slit, the at least one antenna feed module is received in the slit.Type: ApplicationFiled: May 31, 2022Publication date: November 9, 2023Inventors: CHO-KANG HSU, MIN-HUI HO, YEN-HUI LIN, WEI-CHENG SU
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Publication number: 20230357477Abstract: The present application is a composition including abase resin comprising between about 4% and about 15% acrylic acid monomer and an oligomer additive comprising (a) one of an acrylamide or meth(acrylamide) copolymer and (b) a high glass transition temperature monomer. The oligomer additive has a molecular weight range of between about 20,000 and about 1,000,000 and a glass transition temperature of between about 70° C. and about 115° C. The composition has a blending ratio of base resin to oligomer additive of between about 7 to about 30 parts per hundred of resin.Type: ApplicationFiled: October 5, 2021Publication date: November 9, 2023Inventors: Sung-Tso Lin, Ching-Yi Liu, Ying-Yuh Lu, Wei-Cheng Su
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Patent number: 11791540Abstract: A signal feeding assembly to a radiating element which is not formed from a metal frame or casing includes a substrate, a signal coupling unit, a switching unit, and a transmission unit. The switching unit includes at least two switching output ends. The transmission unit can transmit and receive a baseband signal and an RF signal. The signal coupling unit is spaced from a radiation element and can generate a plurality of radiation modes. The signal coupling unit includes at least two coupling pieces. Each coupling piece is electrically connected to a switching output end. The switching unit controls switching of the coupling pieces through the switching output ends and can switch a plurality of radiation modes. The application also provides an antenna module and an electronic device.Type: GrantFiled: July 13, 2021Date of Patent: October 17, 2023Assignee: Chiun Mai Communication Systems, Inc.Inventors: Cho-Kang Hsu, Min-Hui Ho, Yen-Hui Lin, Wei-Cheng Su
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Publication number: 20230238700Abstract: An antenna structure for a metal-cased electronic device includes a radiator, a feed portion, and a slit. The feed portion can feed signals into the radiator, the radiator includes a first end and a second end, the first end disposes a first radiation portion, the second end disposes a second radiation portion and a third radiation portion, the second radiation portion and the third radiation portion are coupled to each other to radiate a radiation signal at a first frequency band, the slit and the radiator is spaced at intervals, and the slit is coupled to the first radiation portion to radiate the radiation signal at a second frequency band. The present disclosure also provides an electronic device with the antenna structure.Type: ApplicationFiled: January 9, 2023Publication date: July 27, 2023Inventors: CHIH-HUNG LAI, YEN-HUI LIN, WEI-CHENG SU, YUN-JIAN CHANG, GENG-HONG LIOU, CHO-KANG HSU
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Publication number: 20230179089Abstract: A PFC power converter includes a power switch and an inductive device. A compensation signal is provided in response to an output voltage of the PFC power converter. An adapted compensation signal is provided in response to an ON time of the power switch and the compensation signal, to make the adapted compensation signal, the ON time, and the adapted compensation signal fit a predetermined correlation. The ON time of the power switch is determined in response to the adapted compensation signal. The PFC power converter is capable of achieving high PF when operating in discontinuous conduction mode.Type: ApplicationFiled: October 5, 2022Publication date: June 8, 2023Inventors: Hsin Hung LU, Ruei Jhih JHENG, Wei Cheng SU
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Publication number: 20230013609Abstract: An interactive image marking method is introduced. The interactive image marking method includes the following steps, displaying a target image and at least one marked region in the target image; receiving an interactive signal, where the interactive signal corresponds to a first pixel of the target image; calculating a correlation between the first pixel and pixels of the target image, and determining a correlation range in the target image according to the correlation; editing the marked region according to the correlate range; and displaying the edited marked region. In addition, an electronic device and a recording medium using the method are also introduced.Type: ApplicationFiled: December 23, 2021Publication date: January 19, 2023Inventors: YI-SHAN TSAI, CHENG-SHIH LAI, CHAO-YUN CHEN, MENG-JHEN WU, YUN-CHIAO WU, HSIN-YI FENG, PO-TSUN KUO, KAI-YI WANG, WEI-CHENG SU
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Publication number: 20230021110Abstract: An image segmentation method includes the following steps: obtaining a target image; inputting the target image into a machine learning model to obtain an image segmentation parameter value corresponding to the target image; executing an image segmentation algorithm on the target image according to the image segmentation parameter value to obtain an image segmentation result, wherein the image segmentation result is segmenting the target image into object regions; and displaying the image segmentation result. In addition, an electronic device and storage medium using the method are also provided.Type: ApplicationFiled: December 23, 2021Publication date: January 19, 2023Inventors: YI-SHAN TSAI, CHENG-SHIH LAI, CHAO-YUN CHEN, MENG-JHEN WU, YUN-CHIAO WU, HSIN-YI FENG, PO-TSUN KUO, KAI-YI WANG, WEI-CHENG SU
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Patent number: 11477393Abstract: A method of view selection in a teleconferencing environment includes receiving a frame of image data from an optical sensor such as a camera, detecting one or more conference participants within the frame of image data, and identifying an interest region for each of the conference participants. Identifying the interest region comprises estimating head poses of participants to determine where a majority of the participants are looking and determining if there is an object in that area. If a suitable object is in the area at which the participants are looking, such as a whiteboard or another person, the image data corresponding to the object will be displayed on a display device or sent to a remote teleconference endpoint.Type: GrantFiled: March 17, 2021Date of Patent: October 18, 2022Assignee: PLANTRONICS, INC.Inventors: David A. Bryan, Wei-Cheng Su, Stephen Paul Schaefer, Alain Elon Nimri, Casey King
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Patent number: 11290020Abstract: A voltage mode controller applied to short-circuited protection of a power converter includes gate control signal generation circuit and control circuit. The control circuit generates control signal to make the gate control signal generation circuit generate predetermined signal to power switch of the primary side of the power converter before the power converter starts up and when supply voltage is greater than first reference voltage, enables short-circuited protection after predetermined enabling period of the predetermined signal if detection voltage is less than second reference voltage during the predetermined enabling period. The short-circuited protection makes the power converter not start up, and after the power converter starts up, the short-circuited protection is enabled to turn off the power converter if the detection voltage is less than the second reference voltage for de-bounce time and compensation voltage is greater than third reference voltage.Type: GrantFiled: August 30, 2020Date of Patent: March 29, 2022Assignee: Leadtrend Technology Corp.Inventors: Ruei-Jhih Jheng, Wei-Cheng Su
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Publication number: 20220021117Abstract: A signal feeding assembly to a radiating element which is not formed from a metal frame or casing includes a substrate, a signal coupling unit, a switching unit, and a transmission unit. The switching unit includes at least two switching output ends. The transmission unit can transmit and receive a baseband signal and an RF signal. The signal coupling unit is spaced from a radiation element and can generate a plurality of radiation modes. The signal coupling unit includes at least two coupling pieces. Each coupling piece is electrically connected to a switching output end. The switching unit controls switching of the coupling pieces through the switching output ends and can switch a plurality of radiation modes. The application also provides an antenna module and an electronic device.Type: ApplicationFiled: July 13, 2021Publication date: January 20, 2022Inventors: Cho-Kang HSU, Min-Hui HO, Yen-Hui LIN, Wei-Cheng SU
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Publication number: 20210351710Abstract: A voltage mode controller applied to short-circuited protection of a power converter includes gate control signal generation circuit and control circuit. The control circuit generates control signal to make the gate control signal generation circuit generate predetermined signal to power switch of the primary side of the power converter before the power converter starts up and when supply voltage is greater than first reference voltage, enables short-circuited protection after predetermined enabling period of the predetermined signal if detection voltage is less than second reference voltage during the predetermined enabling period. The short-circuited protection makes the power converter not start up, and after the power converter starts up, the short-circuited protection is enabled to turn off the power converter if the detection voltage is less than the second reference voltage for de-bounce time and compensation voltage is greater than third reference voltage.Type: ApplicationFiled: August 30, 2020Publication date: November 11, 2021Inventors: Ruei-Jhih Jheng, Wei-Cheng Su
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Publication number: 20210235024Abstract: A method of view selection in a teleconferencing environment includes receiving a frame of image data from an optical sensor such as a camera, detecting one or more conference participants within the frame of image data, and identifying an interest region for each of the conference participants. Identifying the interest region comprises estimating head poses of participants to determine where a majority of the participants are looking and determining if there is an object in that area. If a suitable object is in the area at which the participants are looking, such as a whiteboard or another person, the image data corresponding to the object will be displayed on a display device or sent to a remote teleconference endpoint.Type: ApplicationFiled: March 17, 2021Publication date: July 29, 2021Inventors: David A. BRYAN, Wei-Cheng SU, Stephen Paul SCHAEFER, Alain Elon NIMRI, Casey KING
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Patent number: 10999531Abstract: A method of view selection in a teleconferencing environment includes receiving a frame of image data from an optical sensor such as a camera, detecting one or more conference participants within the frame of image data, and identifying an interest region for each of the conference participants. Identifying the interest region comprises estimating head poses of participants to determine where a majority of the participants are looking and determining if there is an object in that area. If a suitable object is in the area at which the participants are looking, such as a whiteboard or another person, the image data corresponding to the object will be displayed on a display device or sent to a remote teleconference endpoint.Type: GrantFiled: January 27, 2020Date of Patent: May 4, 2021Assignee: Plantronics, Inc.Inventors: David A. Bryan, Wei-Cheng Su, Stephen Paul Schaefer, Alain Elon Nimri, Casey King
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Patent number: 10667356Abstract: A dimming controller is capable of receiving a dimming signal to dim light-emitting device no matter the dimming signal is of DC or of PWM. A type identifier identifies whether the dimming signal received from an input node is of DC or of PWM. A multiplexer with an output is controlled by the type identifier and configured to provide at least a DC signal path and a PWM signal path both coupled between the input node and the output. The type identifier makes the multiplexer enable the DC signal path and interrupt the PWM signal path if the dimming signal is identified as of DC, and makes the multiplexer enable the PWM signal path and interrupt the DC signal path if the dimming signal is identified as of PWM.Type: GrantFiled: July 10, 2019Date of Patent: May 26, 2020Assignee: LEADTREND TECHNOLOGY CORPORATIONInventors: Chun Hsin Li, Wei Cheng Su, Ruei Jhih Jheng
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Publication number: 20190335556Abstract: A dimming controller is capable of receiving a dimming signal to dim light-emitting device no matter the dimming signal is of DC or of PWM. A type identifier identifies whether the dimming signal received from an input node is of DC or of PWM. A multiplexer with an output is controlled by the type identifier and configured to provide at least a DC signal path and a PWM signal path both coupled between the input node and the output. The type identifier makes the multiplexer enable the DC signal path and interrupt the PWM signal path if the dimming signal is identified as of DC, and makes the multiplexer enable the PWM signal path and interrupt the DC signal path if the dimming signal is identified as of PWM.Type: ApplicationFiled: July 10, 2019Publication date: October 31, 2019Inventors: Chun Hsin Li, Wei Cheng Su, Ruei Jhih Jheng