Patents by Inventor Tai Wang
Tai 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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Publication number: 20250139997Abstract: An edge-computing method and an edge-computing system for automatic license plate recognition are provided. The edge-computing method is performed in a terminal system of a vehicle. The edge-computing system includes a photographing module and a computing circuit. A streaming video is generated by the photographing module. An object-detection model is used to identify a license plate in each frame of the video and recognize characters from an image of the license plate. A confidence algorithm is used to calculate a confidence level of each of the characters and a confidence score of all of the characters. Confidence scores of the license plate in continuous frames within a period of time are calculated, and the frame having a highest confidence score is stored in a memory. Afterwards, a classification model is used to recognize features of vehicle, such as a vehicle jurisdiction, a color, a brand, and a model.Type: ApplicationFiled: January 10, 2024Publication date: May 1, 2025Inventors: Ming-Che Cheng, Chih-Hao Tsai, Chang-Jan Peng, Chen-Tai Wang
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Publication number: 20250140140Abstract: A collaboration display system and an operation method thereof are provided. The collaboration display system includes a first display device, at least one second display device and a processing device. The at least one second display device communicatively connects to the first display device by Internet. The processing device communicatively connects to the at least one second display device by the Internet. The processing device executes a collaboration application. The first display device provides a mode menu by the collaboration application. In response to one of a plurality of display mode in the mode menu being selected, the first display device displays at least one three-dimensional object with a first viewing angle and the at least one second display device displays the three-dimensional object with a second viewing angle. The first viewing angle is different from the second viewing angle.Type: ApplicationFiled: October 8, 2024Publication date: May 1, 2025Applicant: Optoma CorporationInventors: Wen-Tai Wang, Yuan-Mao Tsui
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Publication number: 20250023277Abstract: The present disclosure provides an electrical connection assembly including a first electrical connector and a second electrical connector. The first electrical connector includes a first terminal. The first terminal includes a contact part. The second electrical connector is configured to pluggably connect with the first electrical connector, and includes a second terminal. The second terminal includes a recess. The recess is inwardly recessed from a surface of the second terminal and includes a connection section and a bottom. The connection section is in connection between the bottom and the surface of the second terminal, and includes a plurality of contact portions. The contact part of the first terminal is in connection with the recess of the second terminal, and the contact part of the first terminal is in contact with the bottom and the contact portions of the recess of the second terminal to form a multi-points contact.Type: ApplicationFiled: July 12, 2024Publication date: January 16, 2025Inventors: Chien-An Lai, Yu-Tai Wang, Hao-Peng Cheng, I Chen
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Patent number: 12124693Abstract: An electronic whiteboard system and an operation method are provided. The electronic whiteboard system includes an electronic device. The electronic device includes a whiteboard module. The whiteboard module performs a writing operation. The whiteboard module determines whether a writing track of the writing operation is a straight track or a curved track, and adjust the writing track to an adjusted writing track according to a corresponding parametric curve, and generate a writing message according to the adjusted writing track.Type: GrantFiled: October 31, 2022Date of Patent: October 22, 2024Assignee: Optoma CorporationInventor: Wen-Tai Wang
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Publication number: 20240275830Abstract: A multi-user collaboration system includes a first terminal device and a second terminal device. At least one of the first terminal device and the second terminal device at least comprises an input device, a storage unit and a processing unit. The input device receives image information, wherein the image information includes grid information and dimensional mapping information of a three-dimensional (3D) object. The storage unit stores at least one texture of the 3D object. The processing unit selects the at least one texture of the 3D object stored in the storage unit, wherein the at least one of the first terminal device and the second terminal device displays an image comprising the 3D object according to the image information and the at least one texture. And a multi-user collaboration method adapted for the multi-user collaboration system is provided.Type: ApplicationFiled: January 19, 2024Publication date: August 15, 2024Applicant: Optoma CorporationInventor: Wen-Tai Wang
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Publication number: 20240273420Abstract: The present invention discloses a federated learning booking platform with a clustered architecture includes a second user end having a dataset and a training end including a main server and a sub-server operated under an assignment from the main server. The main server includes a service server, and the sub-server includes a backup server. The service server is configured to receive the booking information and communicate with the backup server and the first user end based on the booking information. The backup server is configured to store the dataset of the second user end. When the first user end enters the booking information, the first user end trains in synchronization with the backup host. Such that, the training success rate may be significantly improved.Type: ApplicationFiled: January 19, 2024Publication date: August 15, 2024Inventors: Pau-Choo Chung, Wei-Jong Yang, Chao-Chun Chuang, Yen-Jung Chiu, Yu-Tai Wang
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Patent number: 12026096Abstract: Disclosed are an on-demand shared data caching method, a computer program, and a computer readable medium applicable for distributed deep learning computing. The method includes a step of dynamically building a distributed shared memory cache space, in which a distributed shared memory deployment and data file access management module is added to a deep learning framework to build the distributed shared memory cache space by a memory set of a multiple of computing nodes of a cluster computer; and a distributed deep learning computing step, in which the computing node overrides a Dataset API of the deep learning framework to execute the distributed deep learning computing. When reading a data file, if the data file exists in the distributed shared memory cache space, then it will be accessed directly, or else it will be obtained from an original specified directory location and stored in the distributed shared memory cache space.Type: GrantFiled: July 5, 2022Date of Patent: July 2, 2024Assignee: National Applied Research LaboratoriesInventors: Yu-Bin Fang, Shuen-Tai Wang, Chau-Yi Chou
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Patent number: 12001671Abstract: An electronic whiteboard system and an operation method are provided. The electronic whiteboard system includes an electronic device. The electronic device includes a whiteboard module. The whiteboard module performs a writing operation. The whiteboard module groups a plurality of writing tracks to one grouping object in a track grouping mode of the writing operation according to a first operation command, and generates a writing message of the one grouping object.Type: GrantFiled: October 31, 2022Date of Patent: June 4, 2024Assignee: Optoma CorporationInventor: Wen-Tai Wang
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Publication number: 20240176134Abstract: The present application relates to the field of intelligent home appliance technologies, and discloses a method for determining target parameters of a polarizer, including: obtaining light parameters of a display lamp which will use a polarizer and a target visual effect; and simulating a light effect of the polarizer by a debugging system and determining the target parameters of the polarizer by adjusting the light effect, such that a superposition visual effect of the polarizer under the target parameters and the display lamp is matched with the target visual effect. In the present application, the target parameters of the polarizer can be accurately determined by the debugging system, thus facilitating manufacture of the polarizer meeting visual requirements, avoiding repeated debugging and manufacturing operations, and saving time and cost.Type: ApplicationFiled: December 15, 2021Publication date: May 30, 2024Applicants: QINGDAO HAIRIGAO TECHNOLOGY CO., LTD., HAIER SMART HOME CO.,LTDInventors: Jianhui HUANG, Tai WANG
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Publication number: 20240162833Abstract: A power supply unit supplies power to a load, and the power supply unit includes a power factor corrector, a DC conversion module, and an isolated conversion module. The power factor corrector is plugged into a first main circuit board and converts an AC power into a DC power. The DC conversion module is plugged into the first main circuit board and converts the DC power into a main power. The isolated conversion module includes a bus capacitor, the bus capacitor is coupled to the DC conversion module through a first power copper bar, and coupled to the power factor corrector through a second power copper bar. The first power copper bar and the second power copper bar are arranged on a side opposite to the first main circuit board, and are arranged in parallel with the first main circuit board.Type: ApplicationFiled: November 13, 2023Publication date: May 16, 2024Inventors: Yi-Sheng CHANG, Cheng-Chan HSU, Chia-Wei CHU, Chun-Yu YANG, Deng-Cyun HUANG, Yi-Hsun CHIU, Chien-An LAI, Yu-Tai WANG, Chi-Shou HO, Zhi-Yuan WU, Ko-Wen LU
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Publication number: 20240143159Abstract: An electronic whiteboard system and an operation method are provided. The electronic whiteboard system includes an electronic device. The electronic device includes a whiteboard module. The whiteboard module performs a writing operation. The whiteboard module groups a plurality of writing tracks to one grouping object in a track grouping mode of the writing operation according to a first operation command, and generates a writing message of the one grouping object.Type: ApplicationFiled: October 31, 2022Publication date: May 2, 2024Applicant: Optoma CorporationInventor: Wen-Tai Wang
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Publication number: 20240143158Abstract: An electronic whiteboard system and an operation method are provided. The electronic whiteboard system includes an electronic device. The electronic device includes a whiteboard module. The whiteboard module performs a writing operation. The whiteboard module determines whether a writing track of the writing operation is a straight track or a curved track, and adjust the writing track to an adjusted writing track according to a corresponding parametric curve, and generate a writing message according to the adjusted writing track.Type: ApplicationFiled: October 31, 2022Publication date: May 2, 2024Applicant: Optoma CorporationInventor: Wen-Tai Wang
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Publication number: 20240143160Abstract: An electronic whiteboard system and an operation method thereof are provided. The electronic whiteboard system includes an electronic device and a display. The electronic device includes a whiteboard module. The whiteboard module is configured to perform a writing operation. The whiteboard module is configured to generate a writing data according to a writing event, and recognize the writing data to determine a text information, and determine a corresponding computer text according to the text information. The display is connected to the whiteboard module. The display is configured to display the corresponding computer text or a preset writing picture according to the corresponding computer text.Type: ApplicationFiled: October 31, 2022Publication date: May 2, 2024Applicant: Optoma CorporationInventor: Wen-Tai Wang
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Patent number: 11904263Abstract: A connection assembly includes a manifold configured to attach a removable cartridge and a connector pipe with a flange. The flange is disposed between an upper plate and a lower plate of the manifold and has a width that prevents tilting of the connector pipe at greater than a maximum tilt angle. The connector pipe is configured to be inserted into a port of the removable cartridge in which an O-ring is compressed between the connector and the port. A filter assembly includes a manifold, a filter removably attached to the manifold, a connector pipe with a flange disposed between an upper plate and a lower plate of the manifold, and an O-ring. The O-ring is compressed between the connector pipe and the port.Type: GrantFiled: July 8, 2021Date of Patent: February 20, 2024Assignee: ENTEGRIS, INC.Inventors: Junya Takahashi, Cheng-Tai Wang
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Publication number: 20240047255Abstract: A wafer alignment assembly is provided. The wafer alignment assembly includes: a first tapered wall extending in a first horizontal direction; a first spring wall attached to an inner surface of the first tapered wall; a first set of conveyor rollers configured to rotate; a second tapered wall extending in the first horizontal direction, wherein the first tapered wall and the second tapered wall are characterized by a tapered shape that facilitates entry of a wafer assembly; a second spring wall attached to an inner surface of the first tapered wall; and a second set of conveyor rollers configured to rotate.Type: ApplicationFiled: August 4, 2022Publication date: February 8, 2024Inventors: Chia-Ching Lee, Tung-Hsuan Tsai, Hsin-Tai Wang, Chen Liang Chang, Kuo Hui Chang, Chi-Chun Peng
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Publication number: 20240036800Abstract: An electronic whiteboard system and an operation method thereof are provided. The electronic whiteboard system includes a data processing device. The data processing device calculates an original message amount of an original object move message according to an object move operation on a cloud electronic whiteboard operated by one of the client devices. The data processing device simulates a grouping message amount of a grouping object move message according to the object move operation. The data processing device compares the original message amount and the grouping message amount to determine whether to generate the grouping object move message, and transmits the original object move message or the grouping object move message to other of the plurality of client devices.Type: ApplicationFiled: July 26, 2022Publication date: February 1, 2024Applicant: Optoma CorporationInventors: Wen-Tai Wang, Ron-Fu Chen, Cheng-Kang Ho
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Publication number: 20230359319Abstract: An electronic whiteboard system includes a data processing equipment receiving a plurality of first editing information provided by at least a portion of a plurality of client-end equipment, sorting and grouping the plurality of first editing information to select and sort from the plurality of first editing information as a plurality of pre-processing information, calculating a plurality of priority scores of the plurality of pre-processing information, sorting the plurality of pre-processing information according to the plurality of priority scores, verifying whether the plurality of pre-processing information sorted according to the priority scores are permitted to select at least one of the plurality of pre-processing information verified as permitted to generate second editing information, and executing the second editing information, so that the plurality of client-end equipment display editing results of a cloud electronic whiteboard corresponding to the second editing information.Type: ApplicationFiled: April 27, 2023Publication date: November 9, 2023Applicant: Optoma CorporationInventors: Wen-Tai Wang, Ron-Fu Chen, Cheng-Kang Ho
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Publication number: 20230236980Abstract: Disclosed are an on-demand shared data caching method, a computer program, and a computer readable medium applicable for distributed deep learning computing. The method includes a step of dynamically building a distributed shared memory cache space, in which a distributed shared memory deployment and data file access management module is added to a deep learning framework to build the distributed shared memory cache space by a memory set of a multiple of computing nodes of a cluster computer; and a distributed deep learning computing step, in which the computing node overrides a Dataset API of the deep learning framework to execute the distributed deep learning computing. When reading a data file, if the data file exists in the distributed shared memory cache space, then it will be accessed directly, or else it will be obtained from an original specified directory location and stored in the distributed shared memory cache space.Type: ApplicationFiled: July 5, 2022Publication date: July 27, 2023Inventors: YU-BIN FANG, SHUEN-TAI WANG, CHAU-YI CHOU
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Patent number: 11569220Abstract: An electrostatic discharge (ESD) protection device includes a first clamping circuit, a second clamping circuit, and a diode circuit. The first clamping circuit is coupled between a first power rail and a second power rail. The second clamping circuit is coupled between a third power rail and the second power rail. The diode circuit is configured to steer an ESD current from an input/output pad to at least one of the first clamping circuit or the third power rail. The first power rail receives a first voltage, the second power rail receives a second voltage, the third power rail receives a third voltage, the third voltage is higher than the first voltage, and the first voltage is higher than the second voltage.Type: GrantFiled: December 25, 2019Date of Patent: January 31, 2023Assignees: GLOBAL UNICHIP CORPORATION, TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventor: Wen-Tai Wang
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Patent number: D1052748Type: GrantFiled: February 5, 2023Date of Patent: November 26, 2024Assignee: GiMer Medical Company LimitedInventors: Cheng-Yung Tung, Ching-Tai Wang, Chi-Heng Chang, Pei-Yi Lin, Chia-Hsiung Peng