Patents by Inventor Wei-Chi Chen
Wei-Chi Chen 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: 12191403Abstract: A merged PiN Schottky (MPS) diode includes a substrate, a first epitaxial layer of a first conductivity type, doped regions of a second conductivity type, a second epitaxial layer of the first conductivity type, and a Schottky metal layer. The first epitaxial layer is disposed on the first surface of the substrate. The doped regions are disposed in a surface of the first epitaxial layer, wherein the doped regions consist of first portions and second portions, the first portions are electrically floating, and the second portions are electrically connected to a top metal. The second epitaxial layer is disposed on the surface of the first epitaxial layer, wherein trenches are formed in the second epitaxial layer to expose the second portions of the doped regions. The Schottky metal layer is conformally deposited on the second epitaxial layer and the exposed second portions of the doped regions.Type: GrantFiled: March 28, 2024Date of Patent: January 7, 2025Assignee: LEAP Semiconductor Corp.Inventors: Wei-Fan Chen, Kuo-Chi Tsai
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Publication number: 20240419892Abstract: A system for judging input mode of form data is configured to extract a study-use field information and a study-use volume of time stamp from each form data having a ground truth of being manually input or automatically input to accordingly execute a learning calculation to generate a judgment calculation model, further to extract an under-judged field information and an under-judged volume of time stamp from each under-judged form data without the ground truth to accordingly generate a judgment result for predicting that the under-judged form data is manually input or automatically input, and further to define judgment-abnormal form data and a trace back ground truth to re-execute the learning calculation for revising the judgment calculation model when the judgment result does not comply with a feedback ground truth.Type: ApplicationFiled: September 12, 2023Publication date: December 19, 2024Inventors: Wei-Chao CHEN, Ming-Chi CHANG, Ghih-Pin WEI, Jing-Lun HUANG, Siang-Yu LAN
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Patent number: 12166082Abstract: A silicon carbide semiconductor power transistor and a method of manufacturing the same. The silicon carbide semiconductor power transistor of the disclosure includes a substrate made of silicon carbide (SiC), a drift layer disposed on the substrate, a gate layer formed on the drift layer, a plurality of first and second well pick-up regions disposed in the drift layer, a plurality of source electrodes, and a plurality of contacts. A plurality of V-grooves is formed in the drift layer. A first opening is formed in the gate layer at a bottom of each of the V-grooves, and a second opening is formed in the gate layer at a top of the drift layer between the V-grooves. The plurality of contacts is disposed inside the second opening to be in direct contact with the second well pick-up regions.Type: GrantFiled: April 6, 2022Date of Patent: December 10, 2024Assignee: LEAP Semiconductor Corp.Inventors: Wei-Fan Chen, Kuo-Chi Tsai
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Patent number: 12153506Abstract: A power consumption monitoring device includes a sensor, a storage, and a processor. The sensor is configured to detect a power-consuming device quantity and a power consumption amount. The storage is configured to store the power-consuming device quantity and the power consumption amount. The processor is communicatively connected to the sensor and the storage. The processor is configured to calculate a power-consuming device idling indicator based on the power-consuming device quantity and the power consumption amount in a monitoring time interval, wherein the power-consuming device idling indicator is used for indicating a deviation status of the power-consuming device quantity and the power consumption amount. The processor is further configured to determine whether the power-consuming device idling indicator exceeds a warning threshold. In response to the power-consuming device idling indicator exceeding the warning threshold, the processor is further configured to generate a warning message.Type: GrantFiled: December 20, 2022Date of Patent: November 26, 2024Assignees: Inventec (Pudong) Technology Corporation, INVENTEC CORPORATIONInventors: Wei-Chao Chen, Ming-Chi Chang, Chih-Pin Wei, Ke-Li Wu, Hua-Hsiu Chiang, Yu-Lun Chang
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Patent number: 12154991Abstract: A wide-band gap semiconductor device and a method of manufacturing the same are provided. The wide-band gap semiconductor device of the disclosure includes a substrate, an epitaxial layer, an array of merged PN junction Schottky (MPS) diode, and an edge termination area surrounding the array of MPS diode. The epitaxial layer includes a first plane, a second plane, and trenches between the first plane and the second plane. The array of MPS diode is formed in the first plane of the epitaxial layer. The edge termination area includes a floating ring region having floating rings formed in the second plane of the epitaxial layer, and a transition region between the floating ring region and the array of MPS diode. The transition region includes a PIN diode formed in the plurality of trenches and on the epitaxial layer between the trenches.Type: GrantFiled: February 1, 2024Date of Patent: November 26, 2024Assignee: LEAP Semiconductor Corp.Inventors: Wei-Fan Chen, Kuo-Chi Tsai
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Publication number: 20240383005Abstract: A semiconductor device and method of manufacturing the device that includes a capacitive micromachined ultrasonic transducer (CMUT). The CMUT includes an integrated circuit substrate, and a sensing electrode positioned on the integrated substrate. The sensing electrode includes a sidewall that forms a wall of an isolation trench adjacent to the sensing electrode, and is patterned before covering dielectric layers are deposited. After patterning of the sensing electrode, one or more dielectric layers are patterned, with one dielectric layer patterned on the sensing electrode and sidewall, and which has a thickness corresponding to the surface roughness of the sensing electrode. The CMUT further includes a membrane positioned above the sensing electrode forming a cavity therein.Type: ApplicationFiled: July 26, 2024Publication date: November 21, 2024Inventors: Kang-Yi Lien, Kuan-Chi Tsai, Yi-Chieh Huang, Wei-Tung Huang, Hsiang-Fu Chen
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Patent number: 12150275Abstract: The present disclosure provides an immersion cooling system for a server cabinet including a plurality of server boxes, a cooling tank and a plurality of liquid connecting pipes. Each server box includes an electronic device immersed in the cooling liquid, and the electronic device generates a thermal energy so that part of the cooling liquid evaporates into a hot vapor. The cooling tank is connected to the plurality of server boxes and includes a condenser and a storage part. The condenser is connected to each server box and condenses the hot vapor to form the cooling liquid. The storage part storages the cooling liquid from the condenser. Two ends of the liquid connecting pipe is connected to the storage part and the server box respectively. The cooling liquid in the storage part and the cooling liquid of each server box are maintained in a same liquid level.Type: GrantFiled: August 8, 2022Date of Patent: November 19, 2024Assignee: Delta Electronics, Inc.Inventors: Li-Hsiu Chen, Ming-Tang Yang, Wei-Chih Lin, Peng-Yuan Chen, Sheng-Chi Wu, Ren-Chun Chang, Wen-Yin Tsai
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Patent number: 12148782Abstract: Various embodiments of the present application are directed towards image sensors including composite backside illuminated (CBSI) structures to enhance performance. In some embodiments, a first trench isolation structure extends into a backside of a substrate to a first depth and comprises a pair of first trench isolation segments. A photodetector is in the substrate, between and bordering the first trench isolation segments. A second trench isolation structure is between the first trench isolation segments and extends into the backside of the substrate to a second depth less than the first depth. The second trench isolation structure comprises a pair of second trench isolation segments. An absorption enhancement structure overlies the photodetector, between the second trench isolation segments, and is recessed into the backside of the semiconductor substrate. The absorption enhancement structure and the second trench isolation structure collectively define a CBSI structure.Type: GrantFiled: July 21, 2023Date of Patent: November 19, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei Chuang Wu, Dun-Nian Yaung, Feng-Chi Hung, Jen-Cheng Liu, Jhy-Jyi Sze, Keng-Yu Chou, Yen-Ting Chiang, Ming-Hsien Yang, Chun-Yuan Chen
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Publication number: 20240370631Abstract: A system including computer readable storage media including executable instructions and one or more processors configured to execute the executable instructions to obtain a schematic netlist and a performance specification for an integrated circuit, determine electrical constraints for nets in the schematic netlist based on the performance specification, determine physical constraints from the electrical constraints, rout the nets in the schematic netlist based on the electrical constraints and the physical constraints, and provide a data file of a layout.Type: ApplicationFiled: July 19, 2024Publication date: November 7, 2024Inventors: Hsien Yu Tseng, Guan-Ruei Lu, Wei-Ming Chen, Chih.Chi. Hsiao
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Publication number: 20240372821Abstract: A network communication apparatus, includes a dispatch device, a first core group with several parallel core units and a second core group with at least one serial core unit. The dispatch device receives several packets contained in several first packet flows, and configured to dispatch several meta data to the parallel core units through several first data flows, and the meta data contain tunnel parameters of the packets. Furthermore, the at least one serial core unit receives the meta data from the parallel core units through several second data flows.Type: ApplicationFiled: April 22, 2024Publication date: November 7, 2024Inventors: Ling-Yuan CHEN, Wei-Han KUO, Sheng-Wen HSU, Chung-Chi LO
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Publication number: 20240371904Abstract: Various embodiments of the present application are directed towards image sensors including composite backside illuminated (CBSI) structures to enhance performance. In some embodiments, a first trench isolation structure extends into a backside of a substrate to a first depth and comprises a pair of first trench isolation segments. A photodetector is in the substrate, between and bordering the first trench isolation segments. A second trench isolation structure is between the first trench isolation segments and extends into the backside of the substrate to a second depth less than the first depth. The second trench isolation structure comprises a pair of second trench isolation segments. An absorption enhancement structure overlies the photodetector, between the second trench isolation segments, and is recessed into the backside of the semiconductor substrate. The absorption enhancement structure and the second trench isolation structure collectively define a CBSI structure.Type: ApplicationFiled: July 19, 2024Publication date: November 7, 2024Inventors: Wei Chuang Wu, Dun-Nian Yaung, Feng-Chi Hung, Jen-Cheng Liu, Jhy-Jyi Sze, Keng-Yu Chou, Yen-Ting Chiang, Ming-Hsien Yang, Chun-Yuan Chen
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Publication number: 20240363421Abstract: The present disclosure describes a semiconductor device with a rare earth metal oxide layer and a method for forming the same. The method includes forming fin structures on a substrate and forming superlattice structures on the fin structures, where each of the superlattice structures includes a first-type nanostructured layer and a second-type nanostructured layer. The method further includes forming an isolation layer between the superlattice structures, implanting a rare earth metal into a top portion of the isolation layer to form a rare earth metal oxide layer, and forming a polysilicon structure over the superlattice structures. The method further includes etching portions of the superlattice structures adjacent to the polysilicon structure to form a source/drain (S/D) opening and forming an S/D region in the S/D opening.Type: ApplicationFiled: July 8, 2024Publication date: October 31, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Han-Yu LIN, Szu-Hua Chen, Kuan-Kan Hu, Kenichi Sano, Po-Cheng Wang, Wei-Yen Woon, Pinyen Lin, Che Chi Shih
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Publication number: 20240355860Abstract: The present disclosure, in some embodiments, relates to an image sensor integrated chip. The image sensor integrated chip includes a plurality of gate structures arranged along a first side of a substrate within a plurality of pixel regions. An etch block structure is arranged on the first side of the substrate between neighboring ones of the plurality of gate structures. A contact etch stop layer (CESL) is arranged on the etch block structure between the neighboring ones of the plurality of gate structures. An isolation structure is disposed between one or more sidewalls of the substrate and extends from a second side of the substrate to the first side of the substrate. The etch block structure is vertically between the isolation structure and the CESL.Type: ApplicationFiled: July 3, 2023Publication date: October 24, 2024Inventors: Hsin-Hung Chen, Wen-I Hsu, Wei Long Chen, Ming-En Chen, Feng-Chi Hung, Jen-Cheng Liu, Dun-Nian Yaung
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Publication number: 20240355684Abstract: A wafer stacking method includes the following steps. A first wafer is provided. A second wafer is bonded to the first wafer to form a first wafer stack structure. A first edge defect inspection is performed on the first wafer stack structure to find a first edge defect and measure a first distance in a radial direction between an edge of the first wafer stack structure and an end of the first edge defect away from the edge of the first wafer stack structure. A first trimming process with a range of a first width is performed from the edge of the first wafer stack structure to remove the first edge defect. Herein, the first width is greater than or equal to the first distance.Type: ApplicationFiled: May 4, 2023Publication date: October 24, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Chih Feng Sung, Wei Han Huang, Ming-Jui Tsai, Yu Chi Chen, Yung-Hsiang Chang, Chun-Lin Lu, Shih-Ping Lee
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Publication number: 20240355659Abstract: A method includes moving a wafer transport device on a transport rail, wherein the wafer transport device comprises a hoist unit configured to grip a wafer container unit; stopping the wafer transport device above a load port; after stopping the wafer transport device, reading data of a rail mark located on the transport rail; aligning an orientation of the wafer transport device according to the data of the rail mark; after aligning the orientation of the wafer transport device according to the data of the rail mark, aligning the wafer transport device with respect to a top surface of the load port; after aligning the wafer transport device with respect to the top surface of the load port, lowering the hoist unit.Type: ApplicationFiled: June 28, 2024Publication date: October 24, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Wei-Chih CHEN, Shi-Chi CHEN, Ting-Wei WANG, Jen-Ti WANG, Kuo-Fong CHUANG
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Patent number: 12124989Abstract: Systems and methods are disclosed for determining a visual indicator for a package based on a delivery address for the package and a location of the delivery address along a delivery route. An optimized delivery route may be created for packages to be delivered at a given time. At the fulfillment center, a delivery system may label a package prior to loading the package on a delivery vehicle. The delivery system may determine the appropriate visual indicator (e.g., color and/or pattern) or the visual indicator may be randomly selected. The delivery system may generate a label having the visual indicator. The package may be deposited into a certain bin with other packages having a delivery address in close proximity. The delivery system may generate a user interface on a user device that indicates that the package has a certain visual indicator to facilitate sorting and identification of the package.Type: GrantFiled: July 14, 2022Date of Patent: October 22, 2024Assignee: Amazon Technologies, Inc.Inventors: Taimoor Jawaid Khizri, Matthew Kenneth Bellamy, Liron David Yedidsion, Shubham Dabas, Vipin Kumar Singla, Fnu Shashank Kumar, Devinder Singh, Shailendra Singh Rajawat, William Wei-Chi Chen, Arnav Anshul
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Patent number: 12099327Abstract: A holographic calling system can capture and encode holographic data at a sender-side of a holographic calling pipeline and decode and present the holographic data as a 3D representation of a sender at a receiver-side of the holographic calling pipeline. The holographic calling pipeline can include stages to capture audio, color images, and depth images; densify the depth images to have a depth value for each pixel while generating parts masks and a body model; use the masks to segment the images into parts needed for hologram generation; convert depth images into a 3D mesh; paint the 3D mesh with color data; perform torso disocclusion; perform face reconstruction; and perform audio synchronization. In various implementations, different of these stages can be performed sender-side or receiver side. The holographic calling pipeline also includes sender-side compression, transmission over a communication channel, and receiver-side decompression and hologram output.Type: GrantFiled: June 28, 2021Date of Patent: September 24, 2024Assignee: Meta Platforms Technologies, LLCInventors: Albert Parra Pozo, Joseph Virskus, Ganesh Venkatesh, Kai Li, Shen-Chi Chen, Amit Kumar, Rakesh Ranjan, Brian Keith Cabral, Samuel Alan Johnson, Wei Ye, Michael Alexander Snower, Yash Patel
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Patent number: 12095254Abstract: An electronic device and a temperature detection device thereof are provided. The temperature detection device includes a differential stage circuit and an output stage circuit. The differential stage circuit includes a first differential end and a second differential end, and includes a cross-coupled transistor element, a first resistor and a second transistor. The cross-coupled transistor element receives a first voltage. The first resistor is coupled between the first differential end and a second voltage, and the first resistor is poly-silicon resistor. The second resistor is coupled between the second differential end and the second voltage, and the second resistor is a silicon carbide diffusion resistor. The output stage circuit generates a driving voltage according to a first control voltage on the first differential end and a second control voltage on the second differential end.Type: GrantFiled: November 30, 2022Date of Patent: September 17, 2024Assignee: LEAP Semiconductor Corp.Inventors: Wei-Fan Chen, Kuo-Chi Tsai
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Patent number: 12094887Abstract: A display apparatus includes a wireless transmission unit and a display panel. The display panel includes a substrate, a plurality of pixel units and a signal line. The substrate includes a display region and a periphery region. The periphery region surrounds the display region. The pixel units are disposed on the display region. Each of the pixel units includes an active device and a pixel electrode. The active device is electrically connected to the pixel electrode. The signal line is on the periphery region. As viewed from a top view, the signal line has an annular shape having a gap and surrounds the display region.Type: GrantFiled: May 15, 2023Date of Patent: September 17, 2024Assignee: E Ink Holdings Inc.Inventors: Chia-Chi Chang, Chih-Chun Chen, Chi-Ming Wu, Yi-Ching Wang, Jia-Hung Chen, Bo-Tsang Huang, Wei-Yueh Ku
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Publication number: 20240304575Abstract: A bonding structure for connecting a chip and a metal material, and a manufacturing method thereof are provided. The bonding structure includes a substrate, a chip, a metal member, at least one metal wire and an alloy connection layer. An upper surface of the substrate has a first metal pad and a second metal pad. The chip is disposed on the first metal pad. The metal member is disposed above the chip. The at least one metal wire has a first end and a second end, the first end is connected to an upper surface of the metal piece, and the second end is connected to the second metal pad. The alloy connection layer is connected between the metal member and the chip, and covers at least a part of a lower surface of the metal member.Type: ApplicationFiled: November 22, 2023Publication date: September 12, 2024Inventors: ZZU-CHI CHIU, WEI-CHUNG CHAO, YAN-WEI CHEN