Patents by Inventor Chih-Cheng Hsieh
Chih-Cheng Hsieh 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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Patent number: 11963300Abstract: A panel device including a substrate, a conductor pad, a turning wire, and a circuit board is provided. The substrate has a first surface and a second surface connected to the first surface while a normal direction of the second surface is different from a normal direction of the first surface. The conductor pad is disposed on the first surface of the substrate. The turning wire is disposed on the substrate and extends from the first surface to the second surface. The turning wire includes a wiring layer in contact with the conductor pad and a wire covering layer covering the wiring layer. The circuit board is bonded to and electrically connected to the wire covering layer. A manufacturing method of a panel device is also provided herein.Type: GrantFiled: July 9, 2021Date of Patent: April 16, 2024Assignee: Au Optronics CorporationInventors: Chun-Yueh Hou, Hao-An Chuang, Fan-Yu Chen, Hsi-Hung Chen, Yun Cheng, Wen-Chang Hsieh, Chih-Wen Lu
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Patent number: 11952231Abstract: A paper feeding device includes a pickup roller mechanism disposed at an entrance of a paper feeding path, and a separation mechanism disposed to a rear end of the pickup roller mechanism. The pickup roller mechanism includes a first pickup unit positioned at the entrance of the paper feeding path, a second pickup unit mounted to a rear end of the first pickup unit, and a third pickup unit disposed to a rear end of the second pickup unit. The second pickup unit includes a first driving gear. The third pickup unit includes a second driving gear, and a transmission belt looped around an outer periphery of the first driving gear and an outer periphery of the second driving gear.Type: GrantFiled: April 11, 2022Date of Patent: April 9, 2024Assignee: Foxlink Image Technology Co., Ltd.Inventors: Wei Pin Hsieh, Chih Cheng Yu
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Patent number: 11942652Abstract: The disclosure provides a limit device and a robot using the same. The limit device comprises a first connecting member, a transmission rod and a second connecting member. The first connecting member comprising a first main body portion and two first connecting elements. The two first connecting elements are arranged at intervals. The two first connecting elements are respectively connected to the first main body. The transmission rod comprising a first end and a second end. The first end and the second end are arranged at intervals. The first end penetrates through one of the two first connecting elements. The second end penetrates through the other one of the two first connecting element. The second connecting member provided with two indexing buckles. The two indexing buckles are arranged at intervals, each of the indexing buckles comprises a first limiting groove and a second limiting groove.Type: GrantFiled: April 13, 2022Date of Patent: March 26, 2024Assignees: Futaijing Precision Electronics (Yantai) Co., Ltd., HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Chen-Ting Kao, Chi-Cheng Wen, Yu-Sheng Chang, Chih-Cheng Lee, Chiung-Hsiang Wu, Sheng-Li Yen, Yu-Cheng Zhang, Chang-Ju Hsieh, Chen Chao
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Patent number: 11931456Abstract: A pharmaceutical composition containing a mixed polymeric micelle and a drug enclosed in the micelle, in which the mixed polymeric micelle, 1 to 1000 nm in size, includes an amphiphilic block copolymer and a lipopolymer. Also disclosed are preparation of the pharmaceutical composition and use thereof for treating cancer.Type: GrantFiled: November 16, 2022Date of Patent: March 19, 2024Assignee: MegaPro Biomedical Co. Ltd.Inventors: Ming-Cheng Wei, Yuan-Hung Hsu, Wen-Yuan Hsieh, Chia-Wen Huang, Chih-Lung Chen, Jhih-Yun Jian, Shian-Jy Wang
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Publication number: 20230369163Abstract: A power module package is provided. The power module package includes an electronic assembly that includes a substrate and a power device group. The substrate includes an insulating layer, a circuit pattern layer, and a conductive heat-dissipating layer. The circuit pattern layer and the conductive heat-dissipating layer are respectively disposed at two opposite sides of the insulating layer. The power device group is disposed on the circuit pattern layer, and the power device group and the circuit pattern layer are configured to form a common circuit. A total area of the conductive heat-dissipating layer is greater than that of the circuit pattern layer, and a thickness of the circuit pattern layer is greater than that of the insulating layer.Type: ApplicationFiled: December 21, 2022Publication date: November 16, 2023Inventors: Hui-Chiang Yang, CHUNG-MING LENG, CHIH-CHENG HSIEH, Wei-Lun Wang
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Publication number: 20230368486Abstract: A method is provided to operate an image sensor, including the following steps: comparing a first threshold with multiple first frame-difference signals to generate a first region of interest (ROI) address, wherein each of multiple first frame-difference signals is generated by a corresponding pixel, in multiple pixels, operating during a first time frame and a second time frame, wherein multiple pixels are arranged in multiple columns and multiple rows; identifying edge columns and edge rows in the first ROI address; adjusting, according to the edge columns and the edge rows, the first ROI address to generate a second ROI address; and outputting a ROI image according to the second ROI address and multiple second frame-difference signals generated by multiple pixels operating during the second time frame and a third time frame after the second time frame.Type: ApplicationFiled: May 12, 2022Publication date: November 16, 2023Applicants: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., NATIONAL TSING HUA UNIVERSITYInventors: Chih-Cheng HSIEH, Min-Yang CHIU
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Publication number: 20230369186Abstract: A power module package is provided. The power module package includes an electronic assembly, a first terminal assembly and a second terminal assembly. The electronic assembly at least includes a substrate. The first terminal assembly includes a first power device terminal, and the second terminal assembly includes a second power device terminal. The first power device terminal and the second power device terminal respectively extend from different surfaces of the substrate to form a height difference therebetween. The first power device terminal includes a first contact section and a first non-contact section. The first contact section is directly connected to the substrate, and the first non-contact section is not in contact with the substrate. The substrate protrudes from the first contact section and extends to a position under the first non-contact section.Type: ApplicationFiled: December 21, 2022Publication date: November 16, 2023Inventors: Hui-Chiang Yang, CHUNG-MING LENG, CHIH-CHENG HSIEH, Wei-Lun Wang
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Patent number: 11785353Abstract: An image sensor chip and a sensing method thereof are disclosed. The image sensor chip includes pixel units. Each pixel unit includes a reset switch, a sampling switch, a light sensing element, a capacitor, and an output circuit. The sampling switch is coupled between the reset switch and the light sensing element. The capacitor is coupled between the sampling switch and the output circuit. The output circuit outputs difference information corresponding to a difference between a plurality of sensing results of the light sensing element in different frame periods to a corresponding readout line. The sampling switch has an ON-time length during an exposure period and an OFF-time length during a readout and clean-up period. A ratio of the ON-time length to the OFF-time length is related to a ratio of a capacitance of the light sensing element to a capacitance of the capacitor.Type: GrantFiled: October 14, 2022Date of Patent: October 10, 2023Assignee: National Tsing Hua UniversityInventors: Chih-Cheng Hsieh, Min-Yang Chiu
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Patent number: 11770642Abstract: An image sensor integrated with a convolutional neural network computation circuit is provided. The image sensor includes: a pixel array including pixels divided into pixel groups, wherein each pixel converts a light signal into a PWM signal; a convolution computation circuit controlling a turn-on time of a corresponding weighted current according to the first PWM signal of each pixel, and accumulating the weighted currents into an integrated current; a comparison circuit converting the integrated current into a second PWM signal and comparing it with that of an adjacent pixel group to output a larger one; and a classification circuit quantizing the second PWM signal to a quantization value according to a weight of a node in a fully-connected layer corresponding to each pixel group, accumulating the quantization values of all pixel groups into a feature value, and comparing the feature value with a feature threshold to obtain a classification result.Type: GrantFiled: March 9, 2022Date of Patent: September 26, 2023Assignee: National Tsing Hua UniversityInventors: Chih-Cheng Hsieh, Tzu-Hsiang Hsu
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Publication number: 20230225087Abstract: A power module and a power device are provided. The power device includes two screws, a heat dissipation components and a power module. The power module includes a substrate, a package body and two fixing structures. Each fixing structure includes a first through hole, two second through holes, an annular structure and two sinking structures. When the power module is fixed to the heat dissipation component, each sinking structure is bent toward the heat dissipation component, and each annular structure is fixed to the flat surface of the heat dissipation component by the screws. The heat dissipation surface of the substrate can be flatly attached to the flat surface of the heat dissipation component through the two fixed structures, so that the heat energy generated during the operation of the power module can be transferred out through the heat dissipation component.Type: ApplicationFiled: September 9, 2022Publication date: July 13, 2023Inventors: Chung-Ming LENG, Chih-Cheng HSIEH, Wei-Lun Wang
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Patent number: 11683605Abstract: An image sensor chip and a sensing method thereof are provided. The image sensor chip includes a pixel array. The pixel array includes a plurality of pixel units, and each of the pixel units includes a light sensing circuit, a reset switch and an output circuit. The reset switch is coupled to a first terminal of the light sensing circuit. The reset switch resets the light sensing circuit during reset period. The output circuit is coupled to the first terminal of the light sensing circuit. The output circuit of the pixel unit outputs difference information corresponding to the difference between the first sensing result of the light sensing circuit in a first frame period and the second sensing result of the light sensing circuit in a second frame period after the first frame period to a corresponding one of a plurality of readout lines of the pixel array.Type: GrantFiled: February 8, 2021Date of Patent: June 20, 2023Assignee: Egis Technology Inc.Inventors: Chih-Cheng Hsieh, Yen-Kai Chen, Tzu-Hsiang Hsu
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Publication number: 20230188865Abstract: An image sensor integrated with a convolutional neural network computation circuit is provided. The image sensor includes: a pixel array including pixels divided into pixel groups, wherein each pixel converts a light signal into a PWM signal; a convolution computation circuit controlling a turn-on time of a corresponding weighted current according to the first PWM signal of each pixel, and accumulating the weighted currents into an integrated current; a comparison circuit converting the integrated current into a second PWM signal and comparing it with that of an adjacent pixel group to output a larger one; and a classification circuit quantizing the second PWM signal to a quantization value according to a weight of a node in a fully-connected layer corresponding to each pixel group, accumulating the quantization values of all pixel groups into a feature value, and comparing the feature value with a feature threshold to obtain a classification result.Type: ApplicationFiled: March 9, 2022Publication date: June 15, 2023Applicant: National Tsing Hua UniversityInventors: Chih-Cheng Hsieh, Tzu-Hsiang Hsu
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Publication number: 20220247953Abstract: An image sensor chip and a sensing method thereof are provided. The image sensor chip includes a pixel array. The pixel array includes a plurality of pixel units, and each of the pixel units includes a light sensing circuit, a reset switch and an output circuit. The reset switch is coupled to a first terminal of the light sensing circuit. The reset switch resets the light sensing circuit during reset period. The output circuit is coupled to the first terminal of the light sensing circuit. The output circuit of the pixel unit outputs difference information corresponding to the difference between the first sensing result of the light sensing circuit in a first frame period and the second sensing result of the light sensing circuit in a second frame period after the first frame period to a corresponding one of a plurality of readout lines of the pixel array.Type: ApplicationFiled: February 8, 2021Publication date: August 4, 2022Applicant: Egis Technology Inc.Inventors: Chih-Cheng Hsieh, Yen-Kai Chen, Tzu-Hsiang Hsu
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Patent number: 11387180Abstract: A power module including a carrier assembly and a power device disposed on the carrier assembly is provided. The carrier assembly includes a bottom board, a circuit board, a lead frame, and a pad group. The circuit board is disposed on the bottom board and includes a device mounting portion and an extending portion protruding from a side of the device mounting portion. The lead frame disposed on the bottom board includes a first conductive portion and a second conductive portion insulated from each other. The extending portion of the circuit board is disposed between the first and second conductive portions, and an upper surface of the lead frame is flush with a top surface of the extending portion. A pad group includes a first pad disposed on the extending portion, a second pad and a third pad respectively disposed on the first and second conductive portions.Type: GrantFiled: July 16, 2020Date of Patent: July 12, 2022Assignee: NIKO SEMICONDUCTOR CO., LTD.Inventors: Chung-Ming Leng, Chih-Cheng Hsieh
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Patent number: 11048650Abstract: A method for integrating a processing-in-sensor unit and an in-memory computing includes the following steps. A providing step is performed to transmit the first command signal and the initial data to the in-memory computing unit. A converting step is performed to drive the first command signal and the initial data to convert to a second command signal and a plurality of input data through a synchronizing module. A fetching step is performed to drive a frame difference module to receive the input data to fetch a plurality of difference data. A slicing step is performed to drive a bit-slicing module to receive the difference data and slice each of the difference data into a plurality of bit slices. A controlling step is performed to encode the difference address into a control signal, and the in-memory computing unit accesses each of the bit slices according to the control signal.Type: GrantFiled: June 8, 2020Date of Patent: June 29, 2021Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Kea-Tiong Tang, Meng-Fan Chang, Chih-Cheng Hsieh, Syuan-Hao Sie
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Publication number: 20210057324Abstract: A power module including a carrier assembly and a power device disposed on the carrier assembly is provided. The carrier assembly includes a bottom board, a circuit board, a lead frame, and a pad group. The circuit board is disposed on the bottom board and includes a device mounting portion and an extending portion protruding from a side of the device mounting portion. The lead frame disposed on the bottom board includes a first conductive portion and a second conductive portion insulated from each other. The extending portion of the circuit board is disposed between the first and second conductive portions, and an upper surface of the lead frame is flush with a top surface of the extending portion. A pad group includes a first pad disposed on the extending portion, a second pad and a third pad respectively disposed on the first and second conductive portions.Type: ApplicationFiled: July 16, 2020Publication date: February 25, 2021Inventors: CHUNG-MING LENG, CHIH-CHENG HSIEH
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Patent number: 10742183Abstract: A processing device for position sensing includes a plurality of light sensors, a signal processing unit, a current mirror unit and a transforming unit. The light sensors are spaced apart from each other and sense a light field to generate a plurality of position sensing current signals. The signal processing unit receives the position sensing current signals and provides a load isolation, so as to generate a first current signal and a second current signal. The second current signal is transmitted to a node. The first and second current signals respectively correspond to a first group and a second group of light sensors. The current mirror unit mirrors the first current signal to a third current signal. The third current is transmitted to the node. The transforming unit transforms a differential current signal formed by the second and third current signals on the node to a voltage signal.Type: GrantFiled: December 21, 2018Date of Patent: August 11, 2020Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chien-Wen Chen, Chih-Cheng Hsieh, You-Shin Chen
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Publication number: 20200204128Abstract: A processing device for position sensing includes a plurality of light sensors, a signal processing unit, a current mirror unit and a transforming unit. The light sensors are spaced apart from each other and sense a light field to generate a plurality of position sensing current signals. The signal processing unit receives the position sensing current signals and provides a load isolation, so as to generate a first current signal and a second current signal. The second current signal is transmitted to a node. The first and second current signals respectively correspond to a first group and a second group of light sensors. The current mirror unit mirrors the first current signal to a third current signal. The third current is transmitted to the node. The transforming unit transforms a differential current signal formed by the second and third current signals on the node to a voltage signal.Type: ApplicationFiled: December 21, 2018Publication date: June 25, 2020Inventors: Chien-Wen CHEN, Chih-Cheng HSIEH, You-Shin CHEN
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Patent number: 10668815Abstract: A brake energy recovery module for an electric vehicle. The electric vehicle includes a motor module and a battery module. The brake energy recovery module includes a first detecting unit, a signal decoder, a power converting unit and a control unit. The first detecting unit is electrically connected to the motor module to detect a first voltage of the motor module. The signal decoder generates a first signal and a second signal according to plural operation signals of the motor module. The power converting unit is electrically connected to the motor module and the battery module. The control unit is electrically connected to the first detecting unit, the signal decoder and the power converting unit. The control unit controls the power converting unit to adjust the first voltage to provide the battery module with a second voltage according to the first voltage, the first signal and the second signal.Type: GrantFiled: August 1, 2017Date of Patent: June 2, 2020Assignee: NIKO SEMICONDUCTOR CO., LTD.Inventor: Chih-Cheng Hsieh
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Patent number: 10629452Abstract: A manufacturing method of a chip package structure is provided. Firstly, a conductive frame including a bottom plate and a plurality of partition plates is provided. The bottom plate has a supporting surface and a bottom surface opposite thereto, and the partition plates protrude from the supporting surface to define a plurality of the accommodating regions. Subsequently, a plurality of chips is provided, and each of the chips is correspondingly accommodated in each of the accommodating regions with a back surface facing to the supporting surface. Thereafter, the conductive frame is cut to form a plurality of separated chip package structures.Type: GrantFiled: March 5, 2018Date of Patent: April 21, 2020Assignees: NIKO SEMICONDUCTOR CO., LTD., SUPER GROUP SEMICONDUCTOR CO., LTD.Inventors: Chih-Cheng Hsieh, Hsiu-Wen Hsu