Patents by Inventor Wei Chang
Wei Chang 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: 20250148595Abstract: A medical image analysis system comprises: a database for storing a first medical image data indicating a target medical image; and a server for accessing the database. The server includes: a first analysis module for generating a first determination data according to the first medical image data; a second analysis module for generating a second determination data according to the first medical image data; and an ensemble module communicatively connected with the first and second analysis modules and generating a third determination data according to the first and second determination data. The first and second determination data each indicate whether the target medical image includes a cancerous tissue image or indicate a chance of the target medical image including a cancerous tissue image. The third determination data indicates whether the target medical image includes a cancerous tissue image.Type: ApplicationFiled: October 30, 2024Publication date: May 8, 2025Inventors: Wei-Chung Wang, Wei-Chih Liao, Po-Ting Chen, Da-Wei Chang, Yen-Jia Chen, Yan-Chen Yeh, Po-Chuan Wang
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Publication number: 20250150147Abstract: A beam switching system, beam switching method, and antenna device are provided. The beam switching system includes a selection circuit and a branch line coupler. The selection circuit includes an input port for receiving the input radio frequency signal and two output ports. The selection circuit selects at least one of its two output ports to output the output radio frequency signal. The branch line coupler includes two input ports respectively coupled to two output ports of the selection circuit and used to receive the output radio frequency signal, and two output ports respectively used to couple two antennas.Type: ApplicationFiled: December 14, 2023Publication date: May 8, 2025Applicant: RichWave Technology Corp.Inventors: Chien-Chang Chou, Jyun-Wei Chang
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Publication number: 20250149471Abstract: An electronic package in which at least one magnetically permeable member is disposed between a carrier and an electronic component, where the electronic component has a first conductive layer, and the carrier has a second conductive layer, such that the magnetically permeable element is located between the first conductive layer and the second conductive layer. Moreover, a plurality of conductive bumps that electrically connect the first conductive layer and the second conductive layer are arranged between the electronic component and the carrier to surround the magnetically permeable member for generating magnetic flux.Type: ApplicationFiled: January 13, 2025Publication date: May 8, 2025Applicant: SILICONWARE PRECISION INDUSTRIES CO., LTD.Inventors: Chih-Hsien CHIU, Ko-Wei CHANG
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Patent number: 12293940Abstract: Double patterning techniques described herein may reduce corner rounding, etch loading, and/or other defects that might otherwise arise during formation of a deep trench isolation (DTI) structure in a pixel array. The double patterning techniques include forming a first set of trenches in a first direction and forming a second set of trenches in a second direction in a plurality of patterning operations such that minimal to no etch loading and/or corner rounding is present at and/or near the intersections of the first set of trenches and the second set of trenches.Type: GrantFiled: August 10, 2023Date of Patent: May 6, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Chao Chiu, Yu-Wen Chen, Yong-Jin Liou, Chun-Wei Chang, Ching-Sen Kuo, Feng-Jia Shiu
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Publication number: 20250136051Abstract: A wiper blade includes a frame structure, a squeegee and a decorative cover structure. The frame structure includes a main frame, auxiliary frames and sub-frames. The auxiliary frames are rotatably connected two ends of the main frame. The sub-frames are loosely connected to two ends of the auxiliary frame. The sub-frames and the auxiliary frame are formed with inserting holes respectively. The squeegee is connected to each sub-frame. The decorative cover structure includes a main cover, auxiliary covers and sub-covers covering the main frame, the auxiliary frame and the sub-frame, respectively. Each auxiliary cover has an inserting bar protruded therefrom and correspondingly inserted into each inserting hole. Accordingly, no connection is formed between any two of the main cover, auxiliary covers and sub-covers so that the squeegee will not be obstructed or limited by the decorative cover structure when wiping on vehicle glass.Type: ApplicationFiled: December 1, 2023Publication date: May 1, 2025Inventors: Che-Wei CHANG, Cheng-Kai YANG, Chuan-Chih CHANG
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Publication number: 20250137304Abstract: A lock device structure includes an assembly of a case body and an actuator body, a linking member and a slide body mounted on the case body. The actuator body has two arm sections and a notch section positioned between the two arm sections. An operation member and an elastic member are disposed in the notch section. The elastic member serves to make the operation member reciprocally move in an axial direction of the actuator body. The linking member has a first end pivotally connected with the actuator body (or the operation member) and a second end connected with the slide body. When an operator pulls (and pushes) the operation member to move, the actuator body is permitted to move from a closed position to an open position to drive the linking member and the slide body to move.Type: ApplicationFiled: October 26, 2023Publication date: May 1, 2025Inventors: CHUN HAN LIN, CHE WEI CHANG
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Publication number: 20250142264Abstract: The present invention provides a piezoelectric speaker, including: a frame; a cantilever plate actuator disposed on the frame; a spring connected to the frame and the cantilever plate actuator; and a central diaphragm connected to the spring, wherein when the cantilever plate actuator vibrates, the central diaphragm vibrates with the spring.Type: ApplicationFiled: January 12, 2024Publication date: May 1, 2025Applicant: National Tsing Hua UniversityInventors: Ting Chou Wei, Chia-Hao Lin, Zih-Song Hu, Shu-Wei Chang, Sung Cheng LO, Weileun Fang
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Publication number: 20250142263Abstract: A piezoelectric speaker includes: a peripheral rectangular frame having four sides; a central rectangular frame disposed on the peripheral rectangular frame, wherein the central rectangular frame has four corners and four sides, and the four corners are connected to the four sides of the peripheral rectangular frame; four central triangular cantilevers disposed within the central rectangular frame, wherein each of the central triangular cantilevers has a vibrating end and a fixed end opposite to the vibrating end, and each of the fixed ends of the central triangular cantilevers is connected to the four sides of the central rectangular frame, the four vibrating ends of the four central triangular cantilevers are close to each other, and the four central triangular cantilevers have different dimensions of their respective areas defined within the central rectangular frame; and four peripheral triangular cantilevers disposed between the peripheral rectangular frame and the central rectangular frame.Type: ApplicationFiled: January 12, 2024Publication date: May 1, 2025Applicant: National Tsing Hua UniversityInventors: Shu-Wei Chang, Chin Tseng, Ting-Chou Wei, Sung Cheng Lo, Weileun Fang
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Publication number: 20250139346Abstract: A method for creating a layout element includes receiving an integrated circuit (IC) layout pattern that includes a shape corresponding to a component of the layout pattern. A mathematical definition of the shape is retrieved from a shape database, and parameter inputs regarding characteristics of the shape are received. A vertex listing is created based on the mathematical definition of the shape and the parameter inputs, and a layout element is created based on the vertex listing.Type: ApplicationFiled: October 27, 2023Publication date: May 1, 2025Inventors: Chih-Wei CHANG, Chun-Hua CHANG, Chun-Hsien WEN, Johnny Chiahao LI, Jerry Chang Jui KAO
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Publication number: 20250142714Abstract: A printed circuit board includes an antenna and a plurality of component pads. The printed circuit board is configured to provide an antenna tuner for a mobile data communication network. Each component pad is configured, when populated with an electrical component, to couple the electrical component to the printed circuit board to form an antenna tuner circuit for the antenna. When a first set of the component pads are populated with electrical components, the antenna tuner circuit is configured as an aperture tuner for the antenna. When a second set of the component pads are populated with electrical components, the antenna tuner circuit is configured as an impedance tuner for the antenna.Type: ApplicationFiled: October 28, 2023Publication date: May 1, 2025Inventors: Changsoo Kim, Yun-Tsan Lee, Ching Wei Chang, Sumana Pallampati
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Patent number: 12290005Abstract: A semiconductor device includes: a substrate comprising a magnetic tunneling junction (MTJ) region and a logic region; a first MTJ on the MTJ region; a first metal interconnection on the logic region; and a cap layer extending from a sidewall of the first MTJ to a sidewall of the first metal interconnection. Preferably, the cap layer on the MTJ region and the cap layer on the logic region comprise different thicknesses.Type: GrantFiled: May 30, 2024Date of Patent: April 29, 2025Assignee: UNITED MICROELECTRONICS CORP.Inventors: Hui-Lin Wang, Yu-Ping Wang, Chen-Yi Weng, Chin-Yang Hsieh, Si-Han Tsai, Che-Wei Chang, Jing-Yin Jhang
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Patent number: 12288583Abstract: A method for calibrating a data reception window includes: (A) setting a level of a reference voltage by different predetermined values and repeatedly sampling a data signal to obtain multiple first valid data reception windows; (B) establishing a first eye diagram based on the first valid data reception windows; (C) resetting the level of the reference voltage by the predetermined values combined with a first offset and repeatedly sampling the data signal according to the reference voltage to obtain multiple second valid data reception windows and (D) selectively updating the first eye diagram according to the second valid data reception windows. When width of a second valid data reception window is greater than width of a first valid data reception window corresponding to the same predetermined value, the first valid data reception window in the first eye diagram is replaced by the second valid data reception window.Type: GrantFiled: March 9, 2023Date of Patent: April 29, 2025Assignee: Realtek Semiconductor Corp.Inventors: Shih-Chang Chen, Chih-Wei Chang, Chun-Chi Yu
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Patent number: 12288716Abstract: A method includes forming a first metallic feature, forming a dielectric layer over the first metallic feature, etching the dielectric layer to form an opening, with a top surface of the first metallic feature being exposed through the opening, and performing a first treatment on the top surface of the first metallic feature. The first treatment is performed through the opening, and the first treatment is performed using a first process gas. After the first treatment, a second treatment is performed through the opening, and the second treatment is performed using a second process gas different from the first process gas. A second metallic feature is deposited in the opening.Type: GrantFiled: April 29, 2024Date of Patent: April 29, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chun-Hsien Huang, I-Li Chen, Pin-Wen Chen, Yuan-Chen Hsu, Wei-Jung Lin, Chih-Wei Chang, Ming-Hsing Tsai
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Publication number: 20250133927Abstract: An electronic device includes a flexible substrate and a conductive wire structure. The conductive wire structure is disposed on the flexible substrate and includes a first segment, a second segment, a third segment, a fourth segment, a first joint portion, a second joint portion, a third joint portion and a fourth joint portion. A first opening is surrounded by the first segment, the second segment, the first joint portion and the second joint portion. A second opening is surrounded by the third segment, the fourth segment, the third joint portion and the fourth joint portion. Along a first direction, a ratio of a first width sum of widths of the first segment, the second segment, the third segment and the fourth segment to a second width sum of widths of the first joint portion and the third joint portion is in a range from 0.8 to 1.2.Type: ApplicationFiled: January 2, 2025Publication date: April 24, 2025Applicant: InnoLux CorporationInventors: Ya-Wen Lin, Chien-Chih Chen, Yen-Hsi Tu, Cheng-Wei Chang, Shu-Hui Yang
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Patent number: 12283778Abstract: A RF shielding socket, including a first tab shield portion on a first side of the socket; a second tab shield portion on a second side of the socket; an extension shield portion extending along a first direction between the first tab shield portion and the second tab shield portion, the extension shield portion including a plurality of clips, each of the clips protruding from the extension shield portion in a second direction traverse to the first direction; a plurality of pins positioned on a third side of the socket, the third side extending between the first side and the second side, a subset of the plurality of pins include a tabbed feature protruding from a body of the respective pin, wherein the tabbed feature of each of the subset of the plurality of pins is in contact with at least one of the clips of the plurality of clips.Type: GrantFiled: July 7, 2022Date of Patent: April 22, 2025Assignee: Dell Products L.P.Inventors: Wen-Chien Su, Chih-Wei Chang
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Patent number: 12282723Abstract: A method including: providing a design data of an integrated circuit (IC), the design data comprising a first cell; identifying a first conductive line in the first cell as a critical internal net of the first cell, wherein the first conductive line is electrically connected between an input terminal of the first cell and an output terminal of the first cell; providing a library of the first cell, wherein the library includes a table of timing or power parameters of the first cell based on a multidimensional input set associated with the critical internal net; updating the design data by determining a timing or power value of the first cell based on the table; performing a timing analysis on the updated design data; and forming a photomask based on the updated design data.Type: GrantFiled: February 15, 2022Date of Patent: April 22, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Shi-Han Zhang, You-Cheng Lai, Jerry Chang Jui Kao, Pei-Wei Liao, Shang-Chih Hsieh, Meng-Kai Hsu, Chih-Wei Chang
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Publication number: 20250125237Abstract: Provided is an electronic package, in which a conductive structure and an encapsulation layer covering the conductive structure are arranged on one side of a carrier structure having a circuit layer, and an electronic component is arranged on the other side of the carrier structure. The rigidity of the carrier structure is increased by the encapsulation layer, and problems such as warpage or wavy deformations caused by increasing the volume of the electronic package due to functional requirements can be eliminated.Type: ApplicationFiled: December 20, 2024Publication date: April 17, 2025Inventors: Chih-Hsien Chiu, Ko-Wei Chang, Wen-Jung Tsai, Che-Wei Yu, Chia-Yang Chen
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Publication number: 20250124986Abstract: A sensing apparatus for a non-volatile memory includes two current mirrors, three switches, a voltage control circuit and a judging circuit. The input terminal of the first current mirror receives a reference current. A mirroring terminal of the first current mirror is connected with a data line. The first switch is connected between the data line and the voltage control circuit. The second switch is connected between the data line and a ground voltage. The third switch is connected between the voltage control circuit and a supply voltage. The input terminal of the second current mirror receives a bias current. The mirroring terminal of the second current mirror is connected with the judging node. The voltage control circuit and the judging circuit are connected with the judging node.Type: ApplicationFiled: May 7, 2024Publication date: April 17, 2025Inventor: Che-Wei CHANG
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Patent number: D1072794Type: GrantFiled: March 13, 2022Date of Patent: April 29, 2025Assignee: Airgain, Inc.Inventors: Wei Chang, Bei Zheng, Jindan Zhao
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Patent number: D1072807Type: GrantFiled: February 18, 2023Date of Patent: April 29, 2025Assignee: Acer IncorporatedInventor: Wei-Chang Chen