Patents by Inventor Yi Wen
Yi Wen 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: 20250118477Abstract: Disclosed are a magnetic core structure and a magnetic component. The magnetic core structure includes N winding columns and two cover plates, and N is a positive integer, wherein each winding column is provided with a first hollow channel, the two cover plates are disposed at two ends of each winding column, each cover plate is provided with N first through holes, the N winding columns are in a one-to-one correspondence with the N first through holes of each cover plate, and the first hollow channel of each winding column is communicated with the first through holes located on two sides thereof and corresponding thereto. Therefore, the channels for air flow can be added, so that the heat dissipation efficiency is improved when the magnetic core structure is applied to the magnetic component.Type: ApplicationFiled: June 18, 2024Publication date: April 10, 2025Inventors: Yi-Wen CHENG, Yen-An CHEN, Cheng-Wei TSENG, De-Jia LU, Chen CHEN, Chao-Lin CHUNG
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Patent number: 12271533Abstract: Changing a lighting mode for a human interface device is described herein. A first lighting mode can be initiated for a human interface device. Keys on the human interface device can be selected over a period of time at a frequency that is within a defined range. A second lighting mode for the human interface device can be identified based in part on the frequency being within the defined range. The first lighting mode and the second lighting mode can define a lighting scheme for light sources in the human interface device that reflect a user mood. The first lighting mode can be switched to the second lighting mode.Type: GrantFiled: July 26, 2019Date of Patent: April 8, 2025Assignee: Hewlett-Packard Development Company, L.P.Inventors: Shun-Tai Yang, Yu-Wei Chiu, Tsung-Yi Lin, Tony Wu, Yi-Wen Fang
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Patent number: 12267509Abstract: This application is directed to decoding video data including a plurality of luma components of a plurality of pixels in a video frame. The plurality of pixels belong to a coding block, and include a boundary pixel inside the coding block wherein the boundary pixel is immediately adjacent to a boundary of the coding block. One or more neighboring pixels of the boundary pixel are outside of the coding block and determined as being not available. A respective luma component corresponding to the boundary pixel is assigned to a luma component corresponding to each of the one or more neighboring pixels. A boundary luma component is determined based, at least, on the luma components of the one or more neighboring pixels and the boundary pixel according to a predefined luma interpolation scheme. A boundary chroma component is converted from the boundary luma component according to a linear mapping model.Type: GrantFiled: June 30, 2022Date of Patent: April 1, 2025Assignee: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Yi-Wen Chen, Xiaoyu Xiu, Tsung-Chuan Ma, Hong-Jheng Jhu, Xianglin Wang, Bing Yu
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Patent number: 12265411Abstract: A middle-range (mid) low dropout (LDO) voltage has both sinking and sourcing current capability. The mid LDO can provide a voltage reference in active mode and power mode for core only design to work in a Safe Operating Area (SOA). The output of mid LDO can track IO power and/or core power dynamically. The mid LDO can comprise a voltage reference generator and a power-down controller connected to an amplifier, which output is connected to a decoupling capacitor. The provision of a high ground signal allows the mid LDO provide the sinking and sourcing currents.Type: GrantFiled: January 11, 2024Date of Patent: April 1, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Szu-Chun Tsao, Yi-Wen Chen, Jaw-Juinn Horng
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Patent number: 12267513Abstract: An electronic apparatus performs a method of decoding video data. The method comprises: receiving, from bitstream, video data corresponding to a transform-skip mode coded block; decoding, from the video data, a first codeword, a second codeword and a first group of codewords for a pixel within the transform-skip mode coded block; deriving an initial level value from the first group of codewords; converting the first codeword into a remainder of the pixel in accordance with a predefined mapping relationship that is generated using a constant Rice parameter; converting the second codeword into a sign value of the remainder; and deriving a quantified residual of the pixel from the remainder, the sign value and the initial level value.Type: GrantFiled: January 24, 2022Date of Patent: April 1, 2025Assignee: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Yi-Wen Chen, Xiaoyu Xiu, Tsung-Chuan Ma, Hong-Jheng Jhu, Xianglin Wang, Bing Yu
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Patent number: 12262029Abstract: This application is directed to processing video data that includes a plurality of luma samples and a plurality of chroma samples corresponding to a plurality of pixel groups of a video frame. For each pixel group, an electronic device identifies a respective chroma sample and a set of luma samples and determines an anchor luma sample from the set of luma samples. A chroma refinement value is generated based on the set of luma samples by differencing a respective luminance value of each luma sample in the set by an anchor luminance value of the anchor luma sample and applying a cross component filter to the difference luminance values of the set of luma samples. The electronic device then updates the chroma sample using the chroma refinement value for each pixel group and stores the updated respective chroma sample of each pixel group in association with the video frame.Type: GrantFiled: June 17, 2022Date of Patent: March 25, 2025Assignee: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Tsung-Chuan Ma, Xianglin Wang, Yi-Wen Chen, Xiaoyu Xiu, Hong-Jheng Jhu, Bing Yu
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Patent number: 12260049Abstract: A touch light-emitting module having hallowed portion for incapsulation resin and a manufacturing method thereof are disclosed. The touch light-emitting module includes a printed circuit board and a touch-control conductor. The printed circuit board has a top surface on which a touch-control IC and a luminous unit that is electrically connected are disposed. The touch-control conductor includes a hollowed portion. The touch-control conductor is coated, on the bottom thereof, with a conductive material to combine with the top surface of the printed circuit board, so that the touch-control IC and the luminous unit are located in the hollowed portion. An encapsulation resin is then injected into a space between the printed circuit board and the hollowed portion to complete encapsulation. As such, the module offers a simplified structure to achieve an effect of minimization, and simplifies the manufacturing process and reduces the working time to thereby enhance the yield.Type: GrantFiled: January 29, 2024Date of Patent: March 25, 2025Assignee: LIGITEK ELECTRONICS CO., LTD.Inventors: Yi-Wen Chen, Wen-Chung Chou, I-Hsin Tung
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Patent number: 12262005Abstract: An electronic apparatus performs a method of encoding and decoding video data. The method comprises: decoding a first coding block and a second coding block that shares a common edge on a first picture, wherein decoding the first coding block and the second coding block includes reconstructing a first residual block for the first coding block and a second residual block for the second coding block; determining that the first picture has a first resolution, a first reference picture corresponding to the first coding block has a second resolution, and a second reference picture corresponding to the second coding block has a third resolution; deriving a deblocking strength (bS) value based, at least in part, on the first resolution, second resolution, and the third resolution; and performing in-loop filtering on the reconstructed first residual block and the reconstructed second residual block using a deblocking filter in accordance with the derived bS value.Type: GrantFiled: May 23, 2022Date of Patent: March 25, 2025Assignee: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Yi-Wen Chen, Xiaoyu Xiu, Tsung-Chuan Ma, Hong-Jheng Jhu, Xianglin Wang, Bing Yu
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Patent number: 12256076Abstract: This application is directed to coding video data including a plurality of transform blocks according to a transform skip mode. Two or more control flags are obtained with the video data to indicate signaling of a Rice parameter for the transform blocks on different hierarchical levels. In accordance with a determination that a first control flag is enabled on a first hierarchical level and a second control flag is enabled on a second hierarchical level lower than the first hierarchical level, entropy coding is performed for a subset of the transform blocks based on a Rice parameter obtained with the video data. In accordance with a determination that the first control flag is enabled and that the second control flag is disabled on the second hierarchical level, entropy coding is performed for the subset of the transform blocks based on a predetermined Rice parameter at the second hierarchical level.Type: GrantFiled: June 30, 2022Date of Patent: March 18, 2025Assignee: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Yi-Wen Chen, Tsung-Chuan Ma, Xiaoyu Xiu, Hong-Jheng Jhu, Xianglin Wang, Bing Yu
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Publication number: 20250088658Abstract: Methods and apparatuses for video coding are provided. A method includes signaling a first syntax element for determining whether information of one or more reference picture lists is present in a picture header (PH) associated with a picture; and signaling the information of the one or more reference picture lists in the PH in a case that the first syntax element has a first value, wherein in a case that the information of the one or more reference picture lists is signaled in the PH and one or more slices associated with the picture are determined, from the information of the one or more reference picture lists, as being not bi-predictive, one or more second syntax elements in the PH are not parsed.Type: ApplicationFiled: November 25, 2024Publication date: March 13, 2025Applicant: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Yi-Wen CHEN, Xiaoyu XIU, Tsung-Chuan MA, Hong-Jheng JHU, Wei CHEN, Xianglin WANG, Bing YU
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Publication number: 20250087567Abstract: A package substrate is provided, in which a thinner second dielectric layer is formed on one side of a circuit structure including a first dielectric layer, so as to prevent large stress difference between two opposite sides of the circuit structure, thereby preventing the package substrate from warpage problems. A method of fabricating the package substrate is also provided.Type: ApplicationFiled: September 10, 2024Publication date: March 13, 2025Inventors: Jiun-Hua CHIUE, Yin-Ju CHEN, Yi-Wen LIU, Min-Yao CHEN, Andrew C. CHANG
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Patent number: 12250391Abstract: A method of constructing a uni-directional motion vector merge list for triangular shape processing units (PUs) in the triangle prediction mode of video coding standards, such as the current Versatile Video Coding (VVC), is performed at a computing device. The computing device constructs the motion vector merge list for the coding unit (CU) containing the triangular shape PUs, and then constructs the uni-directional motion vector merge list for the triangular shape PUs based on the motion vector merge list for the CU.Type: GrantFiled: February 6, 2023Date of Patent: March 11, 2025Assignee: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Xianglin Wang, Yi-Wen Chen
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Patent number: 12250411Abstract: Methods and apparatuses for video coding are provided. The method includes that a decoder determines whether a disable flag is present in a picture header (PH) associated with a picture, wherein the disable flag specifies whether a coding tool is disabled in one or more slices associated with the PH. Additionally, the method includes that the decoder infers value of the disable flag according to one or more enable flags signaled in a sequence parameter set (SPS) of the picture in response to determining that the disable flag is not present in the PH, inferring, by the decoder.Type: GrantFiled: October 4, 2022Date of Patent: March 11, 2025Assignee: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Yi-Wen Chen, Xiaoyu Xiu, Tsung-Chuan Ma, Hong-Jheng Jhu, Wei Chen, Xianglin Wang, Bing Yu
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Publication number: 20250080753Abstract: An electronic apparatus performs a method of encoding video data. The method comprises: determining a first syntax element for a first set of palette mode coding units at a first coding level; in accordance with a determination that the first syntax element has a first predefined value: choosing a first binarization process for samples of the first set of palette mode coding units; encoding, into bitstream, the samples of the first set of palette mode coding units using the first binarization process; in accordance with a determination that the first syntax element does not have the first predefined value: choosing a second binarization process for the samples of the first set of palette mode coding units, the second binarization process being different from the first binarization process; and encoding, into the bitstream, the samples of the first set of palette mode coding units using the second binarization process.Type: ApplicationFiled: November 19, 2024Publication date: March 6, 2025Applicant: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Hong-Jheng JHU, Yi-Wen CHEN, Xiaoyu XIU, Tsung-Chuan MA, Xianglin WANG, Bing YU
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Publication number: 20250077001Abstract: A touch pad device includes a base unit, a touch unit and a resilient unit. The base unit includes a bottom plate and a supporting member disposed on the bottom plate. The touch unit includes a touch pad, a circuit board connected to the touch pad, and a switch button disposed the circuit board. The switch button corresponds in position to the supporting member. The resilient unit is disposed between the bottom plate and the circuit board, and includes a resilient plate connected to the bottom plate, and a reinforcing frame connected between the resilient plate and the circuit board. The resilient plate has two resilient piece portions, and an abutment portion connected to the resilient piece portions and supported by the supporting member. The abutment portion is positioned between the switch button and the supporting member. The reinforcing frame is connected to the resilient piece portions.Type: ApplicationFiled: June 27, 2024Publication date: March 6, 2025Inventors: Chun-Chieh CHEN, Yi-Wen TSAI
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Publication number: 20250080742Abstract: Methods and devices are provided for reducing the decoding latency introduced by LMCS. In one method, during encoding of a coding unit (CU), a plurality of reconstructed luma samples is selected from a first pre-determined region neighboring to a second pre-determined region where the CU is located, an average of the plurality of reconstructed luma samples is calculated, and the average of the plurality of reconstructed luma samples is used directly, without any clipping, in deriving a chroma residual scaling factor, a bitstream comprising luma mapping with chroma scaling (LMCS) related information is formed.Type: ApplicationFiled: October 11, 2024Publication date: March 6, 2025Applicant: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Xiaoyu XIU, Yi-Wen CHEN, Tsung-Chuan MA, Hong-Jheng JHU, Wei CHEN, Xianglin WANG, Bing YU
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Publication number: 20250079428Abstract: Packaged devices and methods of manufacturing the devices are described herein. The packaged devices may be fabricated using heterogeneous devices and asymmetric dual-side molding on a multi-layered redistribution layer (RDL) structure. The packaged devices may be formed with a heterogeneous three-dimensional (3D) Fan-Out System-in-Package (SiP) structure having small profiles and can be formed using a single carrier substrate.Type: ApplicationFiled: November 15, 2024Publication date: March 6, 2025Inventors: Yi-Wen Wu, Po-Yao Chuang, Meng-Liang Lin, Techi Wong, Shih-Ting Hung, Po-Hao Tsai, Shin-Puu Jeng
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Patent number: 12244804Abstract: An electronic apparatus performs a method of coding video data. The method comprises: receiving, from the bitstream, the video data corresponding to a coding unit, wherein the coding unit is coded by intra-prediction mode or inter-prediction mode; receiving a first syntax element from the video data, wherein the first syntax element indicates whether the coding unit has been coded using adaptive color-space transform (ACT); processing the video data to generate residuals of the coding unit; in accordance with a determination based on the first syntax element that the coding unit has been coded using the ACT, performing a clipping operation that confines a dynamic range of the residuals of the coding unit within a predefined range; and applying an inverse ACT to the residuals of the coding unit after the clipping operation.Type: GrantFiled: July 5, 2022Date of Patent: March 4, 2025Assignee: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Xiaoyu Xiu, Yi-Wen Chen, Tsung-Chuan Ma, Hong-Jheng Jhu, Xianglin Wang, Bing Yu
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Publication number: 20250071312Abstract: A method of video encoding is provided. The method includes obtaining, by an encoder, a first reference picture and a second reference picture associated with a current block, wherein the first reference picture is before a current picture and the second reference picture is after the current picture in display order. The method further includes determining, by the encoder, whether to apply a decoder-side motion vector refinement (DMVR) operation based on a combined inter and intra prediction (CIIP) flag for the current block. The method further includes determining, by the encoder, whether to apply a bi-directional optical flow (BDOF) operation based on the CIIP flag. The method further includes calculating, by the encoder, a prediction of the current block based on the determinations as to whether to apply the DMVR and BDOF operations.Type: ApplicationFiled: November 14, 2024Publication date: February 27, 2025Applicant: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Xiaoyu XIU, Yi-Wen CHEN, Xianglin WANG
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Patent number: D1065665Type: GrantFiled: July 11, 2023Date of Patent: March 4, 2025Assignee: Qisda CorporationInventors: Yu-Han Cheng, Yi-Wen Chen, Pin-Yuan Sheng, Pai-Chun Cheng, Matteo Iavicoli, Jillian Tackaberry, Connor Adams