Patents by Inventor Chih-Wei Wang
Chih-Wei Wang 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: 11921345Abstract: An optical element driving mechanism is provided in the present disclosure. The optical element driving mechanism includes a fixed portion and a movable portion. The movable portion moves relative to the fixed portion. The movable portion includes a first movable assembly and a second movable assembly. The first movable assembly is connected to a first optical element. The second movable assembly is connected to a second optical element. The first movable assembly and the second movable assembly are movable relative to each other.Type: GrantFiled: July 23, 2021Date of Patent: March 5, 2024Assignee: TDK TAIWAN CORP.Inventors: Chao-Hsi Wang, Chao-Chang Hu, Chih-Wei Weng
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Patent number: 11921307Abstract: The present disclosure provides an optical element driving mechanism, which includes a movable part, a fixed assembly, and a driving assembly. The movable part is configured to be connected to an optical element. The movable part is movable relative to the fixed assembly. The driving assembly is configured to drive the movable part to move relative to the fixed assembly. The movable part includes a connecting assembly configured to position the optical element.Type: GrantFiled: January 7, 2022Date of Patent: March 5, 2024Assignee: TDK TAIWAN CORP.Inventors: Chao-Hsi Wang, Chao-Chang Hu, Chih-Wei Weng, Kuen-Wang Tsai, Tzu-Ying Chen
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Publication number: 20240072411Abstract: An electronic device includes a metal back cover, a metal frame, a first antenna module and a second antenna module. The metal frame includes a first and a second disconnection portion, a first and a second connection portion. The first and the second connection portion are connected to the metal back cover. The first disconnection portion is separated from the first connection portion, the metal back cover and the second disconnection portion to form a first slot. The second disconnection portion is connected to the second connection portion and is separated from the metal back cover to form a second slot. The first antenna module is connected to the first disconnection portion, and forms a first antenna path. The second antenna module is connected to the second disconnection portion, and forms a second and a third antenna path with the second disconnection portion and the metal back cover.Type: ApplicationFiled: July 28, 2023Publication date: February 29, 2024Applicant: Pegatron CorporationInventors: Chien-Yi Wu, Hau Yuen Tan, Chao-Hsu Wu, Chih-Wei Liao, Chia-Hung Chen, Chen-Kuang Wang, Wen-Hgin Chuang, Chia-Hong Chen, Hsi Yung Chen
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Patent number: 11916128Abstract: The present disclosure provides a method of forming a semiconductor device including an nFET structure and a pFET structure where each of the nFET and pFET structures include a semiconductor substrate and a gate trench. The method includes depositing an interfacial layer in each gate trench, depositing a first ferroelectric layer over the interfacial layer, removing the first ferroelectric layer from the nFET structure, depositing a metal oxide layer in each gate trench, depositing a second ferroelectric layer over the metal oxide layer, removing the second ferroelectric layer from the pFET structure, and depositing a gate electrode in each gate trench.Type: GrantFiled: February 27, 2023Date of Patent: February 27, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTDInventors: Min Cao, Pei-Yu Wang, Sai-Hooi Yeong, Ching-Wei Tsai, Kuan-Lun Cheng, Chih-Hao Wang
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Patent number: 11875477Abstract: A method for correcting abnormal point cloud is disclosed. Firstly, receiving a Primitive Point Cloud Data set by an operation unit for dividing a point cloud array into a plurality of sub-point cloud sets and obtaining a plurality of corresponding distribution feature data according to an original vector data of the Primitive Point Cloud Data set. Furthermore, recognizing the sub-point cloud sets according to the corresponding distribution feature data for correcting recognized abnormal point cloud. Thus, when the point cloud array is rendered to a corresponding image, the color defect of the point cloud array will be improved or decreased for obtaining lossless of the corresponding image.Type: GrantFiled: June 22, 2021Date of Patent: January 16, 2024Assignee: National Applied Research LaboratoriesInventors: Chih-Wei Wang, Chuan-Lin Lai, Chia-Chen Kuo, I-Chen Wu
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Patent number: 11829644Abstract: A memory control method, a memory storage device, and a memory control circuit unit are provided. The memory control method includes: receiving a read command from a host system; in response to a first physical erasing unit being a first type physical unit, sending a first operation command sequence to instruct a rewritable non-volatile memory module to read a first physical programming unit based on a first electronic configuration; and in response to the first physical erasing unit being a second type physical unit, sending a second operation command sequence to instruct the rewritable non-volatile memory module to read the first physical programming unit based on a second electronic configuration. The first electronic configuration is different from the second electronic configuration.Type: GrantFiled: January 22, 2022Date of Patent: November 28, 2023Assignee: PHISON ELECTRONICS CORP.Inventors: Po-Cheng Su, Chih-Wei Wang, Yu-Cheng Hsu, Wei Lin
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Patent number: 11797222Abstract: A read disturb checking method, a memory storage device, and a memory control circuit unit are provided. The method includes: updating first and second read counts of a first physical unit group according to a total read count of a read operation performed on physical programming units in the first physical unit group; scanning at least one first physical programming unit in a currently read physical erasing unit in response to determining the first read account is greater than a first read count threshold to obtain a first error bit amount; scanning all physical programming units in at least one first physical erasing unit in the first physical unit group in response to determining the second read account is greater than a second read count threshold to obtain a second error bit amount; performing a read disturb prevention operation according to the first or second error bit amount.Type: GrantFiled: January 17, 2022Date of Patent: October 24, 2023Assignee: PHISON ELECTRONICS CORP.Inventors: Shih-Jia Zeng, Po-Cheng Su, Chih-Wei Wang, Wei Lin
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Patent number: 11712089Abstract: A harness system includes an upper buckle, an upper strap and a restraining assembly including an anti-sliding structure and a beam structure. A through slot is formed on the upper buckle. The upper strap passes through the through slot. The beam structure is slidably disposed on the upper buckle. The anti-sliding structure is disposed on at least one of the beam structure and a wall of the through slot. The upper strap is engaged by the anti-sliding structure for restraining a sliding movement of the upper buckle relative to the upper strap and toward a shoulder portion when the upper strap is forced to drive the beam structure to slide relative to the upper buckle and toward the wall of the through slot.Type: GrantFiled: November 25, 2021Date of Patent: August 1, 2023Assignee: Wonderland Switzerland AGInventors: Yen-Lin Lee, Kai-Wen Cheng, Chih-Wei Wang
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Publication number: 20230195361Abstract: A read disturb checking method, a memory storage device, and a memory control circuit unit are provided. The method includes: updating first and second read counts of a first physical unit group according to a total read count of a read operation performed on physical programming units in the first physical unit group; scanning at least one first physical programming unit in a currently read physical erasing unit in response to determining the first read account is greater than a first read count threshold to obtain a first error bit amount; scanning all physical programming units in at least one first physical erasing unit in the first physical unit group in response to determining the second read account is greater than a second read count threshold to obtain a second error bit amount; performing a read disturb prevention operation according to the first or second error bit amount.Type: ApplicationFiled: January 17, 2022Publication date: June 22, 2023Applicant: PHISON ELECTRONICS CORP.Inventors: Shih-Jia Zeng, Po-Cheng Su, Chih-Wei Wang, Wei Lin
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Publication number: 20230176783Abstract: A memory control method, a memory storage device, and a memory control circuit unit are provided. The memory control method includes: receiving a read command from a host system; in response to a first physical erasing unit being a first type physical unit, sending a first operation command sequence to instruct a rewritable non-volatile memory module to read a first physical programming unit based on a first electronic configuration; and in response to the first physical erasing unit being a second type physical unit, sending a second operation command sequence to instruct the rewritable non-volatile memory module to read the first physical programming unit based on a second electronic configuration. The first electronic configuration is different from the second electronic configuration.Type: ApplicationFiled: January 22, 2022Publication date: June 8, 2023Applicant: PHISON ELECTRONICS CORP.Inventors: Po-Cheng Su, Chih-Wei Wang, Yu-Cheng Hsu, Wei Lin
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Patent number: 11552178Abstract: The present disclosure describes a method for the formation of gate stacks having two or more titanium-aluminum (TiAl) layers with different Al concentrations (e.g., different Al/Ti ratios). For example, a gate structure can include a first TiAl layer with a first Al/Ti ratio and a second TiAl layer with a second Al/Ti ratio greater than the first Al/Ti ratio of the first TiAl layer.Type: GrantFiled: October 5, 2020Date of Patent: January 10, 2023Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chih-Wei Wang, Chia-Ming Tsai, Ke-Chih Liu, Chandrashekhar Prakash Savant, Tien-Wei Yu
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Publication number: 20220386745Abstract: A harness system is provided and includes an upper buckle, an upper strap and a restraining assembly. The upper strap includes shoulder portion and a waist portion divided by the upper buckle. A through slot is formed on the upper buckle. The restraining assembly includes an anti-sliding structure, a beam structure disposed on the upper buckle and a stopping component. The through slot includes a first portion and a second portion divided by the beam structure and respectively adjacent to the shoulder portion and the waist portion. The upper strap passes through the first portion of the through slot from bottom to top and passes through the second portion of the through slot from top to bottom. The stopping component is detachably disposed on the shoulder portion and configured to abut against the upper buckle for restraining a sliding movement of the upper buckle relative to the upper strap.Type: ApplicationFiled: August 16, 2022Publication date: December 8, 2022Applicant: Wonderland Switzerland AGInventors: Yen-Lin Lee, Kai-Wen Cheng, Chih-Wei Wang
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Patent number: 11417952Abstract: An antenna device with an electrostatic discharge protection function and an electrostatic discharge protection method thereof are provided. The antenna device includes a first and a second antennae, and a voltage level, a switching, and a radio frequency (RF) front end circuits. The switching circuit is selectively coupled to the first or second antenna. The RF front end circuit is coupled to the switching circuit and controls the switching circuit to couple to one of the first and second antennae for communication transmission. The voltage level circuit detects a voltage level of the one of the first and second antennae. When determining that the voltage level is greater than a threshold voltage, the voltage level circuit transmits a control signal to the RF front end circuit to control the switching circuit to couple to another one of the first and second antennae to continue the communication transmission.Type: GrantFiled: September 17, 2020Date of Patent: August 16, 2022Assignee: PEGATRON CORPORATIONInventor: Chih-Wei Wang
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Publication number: 20220172327Abstract: A method for correcting abnormal point cloud is disclosed. Firstly, receiving a Primitive Point Cloud Data set by an operation unit for dividing a point cloud array into a plurality of sub-point cloud sets and obtaining a plurality of corresponding distribution feature data according to an original vector data of the Primitive Point Cloud Data set. Furthermore, recognizing the sub-point cloud sets according to the corresponding distribution feature data for correcting recognized abnormal point cloud. Thus, when the point cloud array is rendered to a corresponding image, the color defect of the point cloud array will be improved or decreased for obtaining lossless of the corresponding image.Type: ApplicationFiled: June 22, 2021Publication date: June 2, 2022Inventors: CHIH-WEI WANG, CHUAN-LIN LAI, CHIA-CHEN KUO, I-CHEN WU
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Publication number: 20220107756Abstract: An exemplary embodiment of the invention provides a read voltage control method for a rewritable non-volatile memory module. The method includes: sending a first read command sequence which instructs a reading of a plurality of first memory cells by using a first voltage level to obtain first data; obtaining first adjustment information of a read voltage according to the first data and a channel parameter of the first memory cells, and the channel parameter reflects a channel status of the first memory cells; and adjusting a voltage level of the read voltage from the first voltage level to a second voltage level according to the first adjustment information.Type: ApplicationFiled: October 27, 2020Publication date: April 7, 2022Applicant: PHISON ELECTRONICS CORP.Inventors: Shih-Jia Zeng, Chun-Wei Tsao, Chih-Wei Wang, Wei Lin
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Publication number: 20220079300Abstract: A harness system includes an upper buckle, an upper strap and a restraining assembly including an anti-sliding structure and a beam structure. A through slot is formed on the upper buckle. The upper strap passes through the through slot. The beam structure is slidably disposed on the upper buckle. The anti-sliding structure is disposed on at least one of the beam structure and a wall of the through slot. The upper strap is engaged by the anti-sliding structure for restraining a sliding movement of the upper buckle relative to the upper strap and toward a shoulder portion when the upper strap is forced to drive the beam structure to slide relative to the upper buckle and toward the wall of the through slot.Type: ApplicationFiled: November 25, 2021Publication date: March 17, 2022Applicant: Wonderland Switzerland AGInventors: Yen-Lin Lee, Kai-Wen Cheng, Chih-Wei Wang
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Publication number: 20210399399Abstract: A power dividing and combining device comprising a resonance body, a plurality of circuit boards, an upper cover and a lower cover is provided. The resonance body comprises a solid conductive body, a plurality of first dividing elements, a plurality of second dividing elements, a signal-receiving end and a signal-transmitting end. The solid conductive body has a first surface, a second surface opposite to the first surface, and a plurality of side surfaces connecting the first surface and the second surface. The first dividing elements are disposed on the first surface and separate a plurality of first resonance channels on the first surface. The first resonance channels intersect at a first common region on the first surface. The second dividing elements are disposed on the second surface and separate a plurality of second resonance channels on the second surface. The second resonance channels intersect at a second common region on the second surface.Type: ApplicationFiled: June 17, 2021Publication date: December 23, 2021Inventors: FURE-TZAHN TSAI, RUEY BING HWANG, TSO HUA LIN, CHIH WEI WANG, TZONG-YOW HO
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Patent number: 11125507Abstract: A heat dissipating apparatus using phase change heat transfer includes a box, a heat conductive block, a working fluid, and a heat transfer device. The box has a first shell plate and a second plate between both of which a chamber is defined. An opening is formed through the first shell plate. The heat conductive block is disposed corresponding to the opening; a portion of the heat conductive block is formed inside the chamber and the other portion of the heat conductive block is exposed out of the first shell plate. The working fluid is disposed in the chamber and in contact with the heat conductive block. The heat transfer device has an evaporator section installed inside the chamber to absorb the heat generated by the working fluid after phase change. Thus, the heat dissipating efficiency of the whole apparatus can be enhanced.Type: GrantFiled: November 21, 2019Date of Patent: September 21, 2021Assignee: TAIWAN MICROLOOPS CORP.Inventors: Chun-Hung Lin, Chun-Teng Chiu, Yi-Chung Chen, Chih-Wei Wang
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Publication number: 20210156620Abstract: A heat dissipating apparatus using phase change heat transfer includes a box, a heat conductive block, a working fluid, and a heat transfer device. The box has a first shell plate and a second plate between both of which a chamber is defined. An opening is formed through the first shell plate. The heat conductive block is disposed corresponding to the opening; a portion of the heat conductive block is formed inside the chamber and the other portion of the heat conductive block is exposed out of the first shell plate. The working fluid is disposed in the chamber and in contact with the heat conductive block. The heat transfer device has an evaporator section installed inside the chamber to absorb the heat generated by the working fluid after phase change. Thus, the heat dissipating efficiency of the whole apparatus can be enhanced.Type: ApplicationFiled: November 21, 2019Publication date: May 27, 2021Inventors: Chun-Hung LIN, Chun-Teng CHIU, Yi-Chung CHEN, Chih-Wei WANG
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Publication number: 20210151872Abstract: An antenna device with an electrostatic discharge protection function and an electrostatic discharge protection method thereof are provided. The antenna device includes a first and a second antennae, and a voltage level, a switching, and a radio frequency (RF) front end circuits. The switching circuit is selectively coupled to the first or second antenna. The RF front end circuit is coupled to the switching circuit and controls the switching circuit to couple to one of the first and second antennae for communication transmission. The voltage level circuit detects a voltage level of the one of the first and second antennae. When determining that the voltage level is greater than a threshold voltage, the voltage level circuit transmits a control signal to the RF front end circuit to control the switching circuit to couple to another one of the first and second antennae to continue the communication transmission.Type: ApplicationFiled: September 17, 2020Publication date: May 20, 2021Applicant: PEGATRON CORPORATIONInventor: Chih-Wei Wang