Patents by Inventor Chih-Wen Huang
Chih-Wen Huang 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: 20230031556Abstract: The disclosure provides an augmented reality (AR) system and an operation method thereof. The AR system includes a target device, an AR server, and an AR device. The target device displays a marker. The AR server provides a digital content corresponding to the marker. The AR device captures the target device and the marker to generate a picture. The AR device obtains the digital content from the AR server through a communication network. The AR device tracks the target device in the picture according to the marker for an AR application. During the AR application, the AR device overlays the digital content on the target device in the picture.Type: ApplicationFiled: June 6, 2022Publication date: February 2, 2023Applicant: Acer IncorporatedInventors: Chih-Wen Huang, Wen-Cheng Hsu, Yu Fu, Chao-Kuang Yang
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Publication number: 20230014945Abstract: A work function metal gate device includes a gate, a drift region, a source, a drain and a first isolation structure. The gate includes a convex stair-shaped work function metal stack or a concave stair-shaped work function metal stack disposed on a substrate. The drift region is disposed in the substrate below a part of the gate. The source is located in the substrate and the drain is located in the drift region beside the gate. The first isolation structure is disposed in the drift region between the gate and the drain.Type: ApplicationFiled: September 15, 2022Publication date: January 19, 2023Applicant: UNITED MICROELECTRONICS CORP.Inventors: Chih-Wen Huang, Shih-An Huang
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Publication number: 20220414990Abstract: An augmented reality (AR) system and an operation method thereof are provided. The AR system includes a target device and an AR device. The target device senses an attitude of the target device to generate attitude information, and provides a digital content and the attitude information to the AR device. The AR device captures the target device to generate an image. The AR device tracks a target location of the target device in the image to perform an AR application. When performing the AR application, the AR device overlays the digital content on the target location in the image, and correspondingly adjusts an attitude of the digital content in the image based on the attitude information of the target device.Type: ApplicationFiled: April 19, 2022Publication date: December 29, 2022Applicant: Acer IncorporatedInventors: Chih-Wen Huang, Wen-Cheng Hsu, Yu Fu, Chao-Kuang Yang
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Patent number: 11539225Abstract: A power control method for a charging system includes: detecting a power signal and an input voltage of the power signal; determining a charging protocol supported by the power signal; and determining whether to conduct a power switching circuit or not according to the input voltage of the power signal and the charging protocol supported by the power signal to provide power for an amplifier chip of the charging system.Type: GrantFiled: January 21, 2020Date of Patent: December 27, 2022Assignee: Wistron CorporationInventors: Chih-Jen Wu, Chih-Wen Huang, Li-Ping Pan
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Publication number: 20220405984Abstract: An augmented reality (AR) system and an operation method thereof are provided. The AR system includes a target device and an AR device. The AR device captures the target device to generate a picture. The target device provides a digital content to the AR device. The AR device tracks the target device in the picture for an AR application. During the AR application, the AR device overlays the digital content on the target device in the picture.Type: ApplicationFiled: September 6, 2021Publication date: December 22, 2022Applicant: Acer IncorporatedInventors: Chih-Wen Huang, Wen-Cheng Hsu, Yu Fu, Chao-Kuang Yang
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Patent number: 11503106Abstract: An electronic apparatus and a data transmission method thereof are provided. The data transmission method is adapted to the electronic apparatus including a touch screen, and the data transmission method includes the following steps. An image frame is displayed through the touch screen. A connection with another electronic apparatus placed on the touch screen is established. Position information of said another electronic apparatus on the touch screen is detected through the touch screen, to capture a partial frame from the image frame according to the position information of said another electronic apparatus. Feature information of data to be transmitted is obtained from the partial frame. The data to be transmitted is sent to said another electronic apparatus via the connection according to the feature information.Type: GrantFiled: July 21, 2020Date of Patent: November 15, 2022Assignee: Acer IncorporatedInventors: Yen-Shuo Huang, Chih-Wen Huang, Wen-Cheng Hsu, Chao-Kuang Yang, Ling-Fan Tsao, Chueh-Pin Ko, Chih-Chiang Chen, Tai Ju, Yu-Shan Ruan, Yu-Chieh Huang
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Patent number: 11502450Abstract: A grounding contact configured to electrically couple a first chassis wall to a second chassis wall, that includes a standoff a magnet, and a contact element, where the standoff is rigidly coupled to the first chassis wall, where the contact element is directly contacting the second chassis wall, and where the contact element is disposed between the magnet and the second chassis wall.Type: GrantFiled: October 9, 2020Date of Patent: November 15, 2022Assignee: Dell Products L.P.Inventors: Yi-Pai Chu, Chih-Wen Huang
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Patent number: 11494045Abstract: An electronic apparatus and an object information recognition method by using touch data thereof are provided. Touch sensing is performed in the case where no object touches a touch panel to obtain a specific background frame through the touch panel. A current touch sensing frame is obtained through the touch panel. Touch background data of a plurality of first frame cells in the specific background frame is respectively subtracted from touch raw data of a plurality of second frame cells in the current touch sensing frame to obtain a background removal frame including a plurality of cell values. The background removal frame is transformed into a touch sensing image. The touch sensing image is inputted to a trained neural network model to recognize object information of a touch object.Type: GrantFiled: December 19, 2019Date of Patent: November 8, 2022Assignee: Acer IncorporatedInventors: Chih-Wen Huang, Eric Choi, Wen-Cheng Hsu, Chao-Kuang Yang, Yen-Shuo Huang, Ling-Fan Tsao, Chueh-Pin Ko, Chih-Chiang Chen, Tai Ju
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Patent number: 11489944Abstract: An electronic apparatus and a data transmission method thereof are provided. The data transmission method is adapted to an electronic apparatus including a screen, and the data transmission method includes the following steps. An image frame is displayed through the screen. A selection marquee is displayed on the image frame through the screen, and the selection marquee is configured for selecting a partial image frame from the image frame. Connection information is displayed within the selection marquee through the screen, and feature information of data to be transmitted is recognized from the partial image frame selected by the selection marquee. A connection with another electronic apparatus is established according to the connection information. The data to be transmitted is sent to the another electronic apparatus via the connection according to the feature information.Type: GrantFiled: September 25, 2020Date of Patent: November 1, 2022Assignee: Acer IncorporatedInventors: Yu-Chieh Huang, Chih-Wen Huang, Wen-Cheng Hsu, Chao-Kuang Yang, Ling-Fan Tsao, Chueh-Pin Ko, Chih-Chiang Chen, Tai Ju, Yu-Shan Ruan
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Publication number: 20220345679Abstract: A 3D display system and a 3D display method are provided. The 3D display system includes a 3D display, a memory, and a processor. The processor is coupled to the 3D display and the memory and is configured to execute the following steps. As a first type application program is executed, an image content of the first type application program is captured, and a stereo format image is generated according to the image content of the first type application program. The stereo format image is delivered to a runtime complying with a specific development standard through an application program interface complying with the specific development standard. A display frame processing associated with the 3D display is performed on the stereo format image through the runtime, and a 3D display image content generated by the display frame processing is provided to the 3D display for displaying.Type: ApplicationFiled: January 19, 2022Publication date: October 27, 2022Applicant: Acer IncorporatedInventors: Shih-Hao Lin, Chao-Kuang Yang, Wen-Cheng Hsu, Hsi Lin, Chih-Wen Huang
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Patent number: 11482605Abstract: A work function metal gate device includes a gate, a drift region, a source, a drain and a first isolation structure. The gate includes a convex stair-shaped work function metal stack or a concave stair-shaped work function metal stack disposed on a substrate. The drift region is disposed in the substrate below a part of the gate. The source is located in the substrate and the drain is located in the drift region beside the gate. The first isolation structure is disposed in the drift region between the gate and the drain.Type: GrantFiled: December 20, 2020Date of Patent: October 25, 2022Assignee: UNITED MICROELECTRONICS CORP.Inventors: Chih-Wen Huang, Shih-An Huang
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Publication number: 20220286658Abstract: A stereo image generation method and an electronic apparatus using the same are provided. The stereo image generation method includes the following steps. A two-dimensional (2D) original image corresponding to a first viewing angle is obtained, and a depth map of the 2D original image is estimated. Interpupillary distance information of a user is detected. A pixel shift processing is performed on the 2D original image according to the interpupillary distance information and the depth map to generate a reference image corresponding to a second viewing angle. An image inpainting processing is performed on the reference image to obtain a restored image. The restored image and the 2D original image are merged to generate a stereo image conforming to a stereo image format.Type: ApplicationFiled: January 24, 2022Publication date: September 8, 2022Applicant: Acer IncorporatedInventors: Chih-Haw Tan, Wen-Cheng Hsu, Chih-Wen Huang, Shih-Hao Lin, Sergio Cantero Clares
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Publication number: 20220284701Abstract: A side by side image detection method and an electronic apparatus using the same are provided. The side by side image detection method includes the following steps. A first image with a first image size is obtained. A second image with a second image size that conforms to a side-by-side image format is detected within the first image by using a convolutional neural network model.Type: ApplicationFiled: January 21, 2022Publication date: September 8, 2022Applicant: Acer IncorporatedInventors: Sergio Cantero Clares, Chih-Haw Tan, Shih-Hao Lin, Chih-Wen Huang, Wen-Cheng Hsu, Chao-Kuang Yang
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Publication number: 20220230403Abstract: An augmented reality screen system includes an augmented reality device and a host. The augmented reality device is configured to take a physical mark through a camera. The host is configured to receive the physical mark, determine position information and rotation information of the physical mark, and fetch a virtual image from a storage device through a processor of the host. The processor transmits an adjusted virtual image to the augmented reality device according to the position information and the rotation information, and the augmentation device projects the adjusted virtual image to a display of the augmented reality device. The adjusted virtual image becomes a virtual extended screen, and the virtual extended screen and the physical mark are simultaneously displayed on the display of the augmented reality device.Type: ApplicationFiled: April 1, 2022Publication date: July 21, 2022Inventors: Huei-Ping TZENG, Chao-Kuang YANG, Wen-Cheng HSU, Chih-Wen HUANG, Chih-Haw TAN
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Patent number: 11387199Abstract: A gallium arsenide (GaAs) radio frequency (RF) circuit is disclosed. The GaAs RF circuit includes a power amplifier and a low noise amplifier; a first transmit/receive (TR) switch, coupled to the power amplifier and the low noise amplifier, wherein the first TR switch is fabricated by a pHEMT (Pseudomorphic High Electron Mobility Transistor) process; and a first active phase shifter, coupled to the power amplifier or the low noise amplifier, wherein the first active phase shifter is fabricated by an HBT (Heterojunction Bipolar Transistor) process; wherein the GaAs RF circuit is formed within a GaAs die.Type: GrantFiled: February 14, 2020Date of Patent: July 12, 2022Assignee: WIN Semiconductors Corp.Inventors: Shao-Cheng Hsiao, Chih-Wen Huang, Jui-Chieh Chiu, Po-Kie Tseng
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Patent number: 11342260Abstract: A power flat no-lead (FN) package is provided. The power FN package includes a die paddle; a die, disposed on the die paddle, operating at a radio frequency; a first lead, disposed by a first side of the die paddle, configured to receive an input signal of the power FN package; and a capacitor, disposed on the first lead; wherein a lead width of the first lead is greater than a half of a first side length of the first side.Type: GrantFiled: October 15, 2019Date of Patent: May 24, 2022Assignee: WIN Semiconductors Corp.Inventors: Chih-Wen Huang, Jui-Chieh Chiu
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Publication number: 20220149171Abstract: A work function metal gate device includes a gate, a drift region, a source, a drain and a first isolation structure. The gate includes a convex stair-shaped work function metal stack or a concave stair-shaped work function metal stack disposed on a substrate. The drift region is disposed in the substrate below a part of the gate. The source is located in the substrate and the drain is located in the drift region beside the gate. The first isolation structure is disposed in the drift region between the gate and the drain.Type: ApplicationFiled: December 20, 2020Publication date: May 12, 2022Inventors: Chih-Wen Huang, Shih-An Huang
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Patent number: 11328493Abstract: An augmented reality screen system includes an augmented reality device and a host. The augmented reality device is configured to take a physical mark through a camera. The host is configured to receive the physical mark, determine position information and rotation information of the physical mark, and fetch a virtual image from a storage device through a processor of the host. The processor transmits an adjusted virtual image to the augmented reality device according to the position information and the rotation information, and the augmentation device projects the adjusted virtual image to a display of the augmented reality device. The adjusted virtual image becomes a virtual extended screen, and the virtual extended screen and the physical mark are simultaneously displayed on the display of the augmented reality device.Type: GrantFiled: February 24, 2021Date of Patent: May 10, 2022Assignee: ACER INCORPORATEDInventors: Huei-Ping Tzeng, Chao-Kuang Yang, Wen-Cheng Hsu, Chih-Wen Huang, Chih-Haw Tan
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Publication number: 20220115809Abstract: A grounding contact configured to electrically couple a first chassis wall to a second chassis wall, that includes a standoff a magnet, and a contact element, where the standoff is rigidly coupled to the first chassis wall, where the contact element is directly contacting the second chassis wall, and where the contact element is disposed between the magnet and the second chassis wall.Type: ApplicationFiled: October 9, 2020Publication date: April 14, 2022Inventors: Yi-Pai Chu, Chih-Wen Huang
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Publication number: 20220050721Abstract: A resource integration method includes the following steps: a receiving module receives access information from a guest operating system on the host device; the access information is used to determine whether the frame rate is lower than a frame rate threshold; when the receiving module determines that the frame rate is lower than the frame rate threshold, the receiving module transmits an external resource request signal to the receiving module; after the receiving module receives the external resource request signal, a resource management module (which is located in the bridge module) selects an optimal external device from a specific category (among a plurality of categories in a candidate list), and a calculation operation or a storage operation corresponding to the specific category is transmitted to the optimal external device for calculation or storage by the bridge module.Type: ApplicationFiled: May 19, 2021Publication date: February 17, 2022Inventors: Kuan-Ju CHEN, Wen-Cheng HSU, Hung-Ming CHANG, Chih-Wen HUANG, Chao-Kuang YANG