Patents by Inventor Da Wu
Da Wu 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: 20240173781Abstract: The invention belongs to the technical field of aerospace product machinery manufacturing. Disclosed are on-machine three-dimensional profiling machining device for complex-configured composite material pipelines and an application method thereof. The on-machine three-dimensional profiling of the complex-configured composite material pipelines is In the shape machining device, a precision lifting rod is installed on the linear motion module, and a depth vision system is installed on the precision lifting rod; a precision linear motion table and a radial motion module are installed at the left end of the on-machine measurement hollow machining structure, laser displacement sensor probe, and the eddy current sensor probe is installed on the left end of the hollow machining structure for on-machine measurement through mounting bolts. The invention has the advantages of high integration, simple operation, convenience and practicality.Type: ApplicationFiled: November 7, 2023Publication date: May 30, 2024Inventors: Da QU, Yuan GAO, Ziran CHEN, Xiaojing MA, Yibo ZHAO, Wei ZHENG, Xingqi TANG, Qiwei WU, Xiaoqiang XU
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Publication number: 20240165553Abstract: The present invention provides a dehumidification and water collection structure disposed on one side of a temperature control device. The temperature control device is used for converting a temperature to a first temperature. The temperature is greater than the first temperature. The temperature control device includes a temperature conduction device. The temperature conduction device covers one side of the temperature control device. A hydrophilic structure is formed on the surface of the mesh member and used for condensing the vapor in the air. A first side of the mesh member is disposed on the other side of the temperature conduction device. A capillary structure layer is formed between the mesh member and the temperature conduction device. After thermal equilibrium between the air and the mesh member, an air temperature of the air is lowered to a dew temperature and condensing the vapor in the air on the mesh member.Type: ApplicationFiled: February 6, 2023Publication date: May 23, 2024Inventors: HUEI-CHU WENG, CHUN-CHING KUO, KUN-DA WU, SHENG-WEI LO
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Patent number: 11991594Abstract: A terminal interaction method includes establishing, by a first terminal, a connection to at least one second terminal using a BLUETOOTH component, and obtaining location information of the second terminal; when the first terminal points to a direction of a second terminal, identifying, by the first terminal, the second terminal based on the location information and the direction to which the first terminal currently points; and when the first terminal performs a first action, sending, by the first terminal, a first message to the second terminal based on the first action, where the first message indicates the second terminal to perform a first function, and the first function is in a one-to-one correspondence with the first action.Type: GrantFiled: July 15, 2020Date of Patent: May 21, 2024Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Da Su, Siju Wu
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Publication number: 20240135859Abstract: A gamma tap circuit includes: (i) a first gamma division circuit configured to generate a first gamma tap voltage by performing voltage division of an upper gamma tap voltage and a lower gamma tap voltage, in-sync with a first clock signal CK1 and a first complementary clock signal CK1b, which is 180° out-of-phase relative to CK1, (ii) a second gamma division circuit configured to generate a second gamma tap voltage by performing voltage division of the upper gamma tap voltage and the first gamma tap voltage, in-sync with a second clock signal CK2 and a second complementary clock signal CK2b, which is 180° out-of-phase relative to CK2, and (iii) a third gamma division circuit configured to generate a third gamma tap voltage by performing voltage division of the first gamma tap voltage and the lower gamma tap voltage, in response to CK2 and CK2b, which have a lower frequency relative to CK1 and CK1b.Type: ApplicationFiled: September 13, 2023Publication date: April 25, 2024Inventors: Ying-Da Chang, Chulho Choi, Yu-Chieh Huang, Ching-Chieh Wu, Hajoon Shin, Zhen-Guo Ding, Jia-Way Chen, Kyunlyeol Lee, Yongjoo Song
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Publication number: 20240134170Abstract: An ultra-short focus projection lens is configured to receive an image beam from an image source side and project the image beam toward a projection surface. The ultra-short focus projection lens has an optical axis. The ultra-short focus projection lens includes a reflective optical element, a first lens group, a stop, and a second lens group arranged in sequence along the optical axis. The image beam from the image source side passes through the second lens group, the stop, and the first lens group in sequence, and is reflected by the reflective optical element and projected to the projection surface. The first lens group includes a plurality of lenses having diopters. The second lens group 10 includes a plurality of lenses having diopters. The first lens group and the second lens group include ten lenses having diopters in total. A projection device is also provided.Type: ApplicationFiled: October 16, 2023Publication date: April 25, 2024Applicant: Coretronic CorporationInventors: Wei-Ting Wu, You-Da Chen, Ching-Chuan Wei
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Publication number: 20240136316Abstract: A semiconductor package includes a conductive pillar and a solder. The conductive pillar has a first sidewall and a second sidewall opposite to the first sidewall, wherein a height of the first sidewall is greater than a height of the second sidewall. The solder is disposed on and in direct contact with the conductive pillar, wherein the solder is hanging over the first sidewall and the second sidewall of conductive pillar.Type: ApplicationFiled: January 2, 2024Publication date: April 25, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chiang-Jui Chu, Ching-Wen Hsiao, Hao-Chun Liu, Ming-Da Cheng, Young-Hwa Wu, Tao-Sheng Chang
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Patent number: 11965695Abstract: A closed variable-frequency heat pump drying device with a heat regenerator includes a variable-frequency compressor, a condenser, a throttling valve, an evaporator, a heat regenerator, a three-way valve, a variable-frequency fan, an air inlet temperature sensor, an air inlet humidity sensor, a drying bin, an air outlet temperature sensor, an air outlet humidity sensor and a controller. The controller regulates frequency of the variable-frequency compressor by comparing magnitudes of actual and set air inlet temperatures; a ratio of a straight-through air volume to a regenerated air volume of the three-way valve by comparing magnitudes of actual and set air inlet humidity; and frequency of the variable-frequency fan by comparing magnitudes of actual and set air humidity difference and magnitudes of actual and set air temperature difference of medium air entering and exiting the drying bin.Type: GrantFiled: March 23, 2021Date of Patent: April 23, 2024Assignee: SHUNDE POLYTECHNICInventors: Yansheng Xu, Zhijiang Wu, Da Feng, Huaxing Liu, Xiyu Li, Dongming Li
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Patent number: 11964259Abstract: A catalyst composition for hydrogenating 4,4?-methylenedianiline derivatives is provided. The catalyst composition includes a carrier including aluminum oxide and magnesium oxide, a rhodium-ruthenium active layer loaded on the surface of the carrier, and a solvent including an organic amine. The weight percentage of magnesium oxide in the carrier is between 12% and 30%. A method for preparing 4,4?-methylene bis(cyclohexylamine) derivatives using the catalyst composition is also provided.Type: GrantFiled: December 28, 2020Date of Patent: April 23, 2024Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chao-Huang Chen, Jyun-Da Wu, Tzong-Shyan Lu, Ying-Chieh Lee
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Patent number: 11953738Abstract: The present invention discloses a display including a display panel and a light redirecting film disposed on the viewing side of the display panel. The light redirecting film comprises a light redistribution layer, and a light guide layer disposed on the light redistribution layer. The light redistribution layer includes a plurality of strip-shaped micro prisms extending along a first direction and arranged at intervals and a plurality of diffraction gratings arranged at the bottom of the intervals between the adjacent strip-shaped micro prisms, wherein each of the strip-shaped micro prisms has at least one inclined light-guide surface, and the bottom of each interval has at least one set of diffraction gratings, and the light guide layer is in contact with the strip-shaped micro prisms and the diffraction gratings.Type: GrantFiled: March 29, 2022Date of Patent: April 9, 2024Assignee: BenQ Materials CorporationInventors: Cyun-Tai Hong, Yu-Da Chen, Hsu-Cheng Cheng, Meng-Chieh Wu, Chuen-Nan Shen, Kuo-Jung Huang, Wei-Jyun Chen, Yu-Jyuan Dai
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Patent number: 11934610Abstract: A touch control method is provided. The touch control method is applied in a touch device including a plurality of touch electrodes, the touch control method includes: step S1, sending a scanning signal to the plurality of touch electrodes, the scanning signal being a multi-frequency scanning signal; step S2, acquiring touch data according to the multi-frequency scanning signal; and step S3, calculating a current touch position according to the touch data.Type: GrantFiled: February 26, 2020Date of Patent: March 19, 2024Assignee: FocalTech Electronics (Shenzhen) Co., Ltd.Inventors: Wei-Jing Hou, Jian-Wu Chen, Hui-Dan Xiao, Da-Chun Wu, Zhen-Huan Mou, You-Gang Gong, Guan-Qun Pan
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Publication number: 20240083742Abstract: A micro electro mechanical system (MEMS) includes a circuit substrate comprising electronic circuitry, a support substrate having a recess, a bonding layer disposed between the circuit substrate and the support substrate, through holes passing through the circuit substrate to the recess, a first conductive layer disposed on a front side of the circuit substrate, and a second conductive layer disposed on an inner wall of the recess. The first conductive layer extends into the through holes and the second conductive layer extends into the through holes and coupled to the first conductive layer.Type: ApplicationFiled: November 15, 2023Publication date: March 14, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ting-Li YANG, Kai-Di WU, Ming-Da CHENG, Wen-Hsiung LU, Cheng Jen LIN, Chin Wei KANG
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Patent number: 11913981Abstract: An electrostatic sensing system configured to sense an electrostatic information of a fluid inside a fluid distribution component and including an electrostatic sensing assembly, a signal amplifier and an analog-to-digital converter. The electrostatic sensing assembly includes a sensing component, and a shield. The sensing component is configured to be disposed at the fluid distribution component. The sensing component is disposed through the fluid distribution component so as to be partially located in the fluid distribution component. The shield surrounds a part of the sensing component that is located in the fluid distribution component. At least part of the shield is located on an upstream side of the sensing component. The signal amplifier is electrically connected to the sensing component. The analog-to-digital converter is electrically connected to the signal amplifier. The shield has an opening spaced apart from the sensing component.Type: GrantFiled: December 21, 2020Date of Patent: February 27, 2024Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Mean-Jue Tung, Ming-Da Yang, Shi-Yuan Tong, Yu-Ting Huang, Chun-Pin Wu
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Patent number: 11914850Abstract: A user profile picture generation method and an electronic device includes in a process in which a user searches for a profile picture in a plurality of thumbnails displayed in a user interface, when the user selects a thumbnail, the electronic device displays an original picture corresponding to the thumbnail, and displays a crop box in the original picture, where the selection may be a tap operation on the thumbnail. The electronic device may generate a profile picture of the user based on the crop box. The crop box includes a human face region in the original picture, and a composition manner of the human face region in the crop box is the same as a composition manner of the human face region in the original picture.Type: GrantFiled: June 29, 2020Date of Patent: February 27, 2024Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Da Su, Yundie Zhang, Liang Hu, Siju Wu
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Patent number: 11863449Abstract: A communication device which is configured to receive a data flow includes a monitor port and a packet processor. The monitor port is configured to receive a packet of the data flow. The packet processor is coupled to the monitor port, and the packet processor is configured to compute a digest value of the packet and compute an identification code of the packet according to the digest value of the packet, and the packet processor searches a status value associated with the identification code in a lookup table so as to determine whether a dropping event of the data flow is recorded.Type: GrantFiled: October 8, 2020Date of Patent: January 2, 2024Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Kuo-Cheng Lu, Chun-Da Wu, Yu-Hsiu Lin
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Patent number: 11818580Abstract: Methods and apparatus for detecting, in a gateway device configured for facilitating communication between an intranet and an external network, the existence of an unauthorized wireless access point in the intranet. The method includes determining whether a packet received at the gateway originates from one of the wireless devices. If a received at the gateway originates from a wireless device, the method includes determining whether a source MAC address associated with the packet is one of the set of known MAC addresses. If not, the method further includes taking a remedial action to prevent the unauthorized wireless access point from accessing one of the intranet and the external network.Type: GrantFiled: October 26, 2021Date of Patent: November 14, 2023Assignee: Trend Micro IncorporatedInventor: Chun-Da Wu
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Publication number: 20230105109Abstract: A cooling tower control method, used for controlling a cooling tower having at least one sensor, includes: receiving and processing a received sensor data; based on the received sensor data, timing training a water outlet temperature prediction model; receiving a target water outlet temperature; traverse searching a plurality of control parameter combinations meeting the target water outlet temperature; selecting an energy-saving target control parameter combination from the plurality of control parameter combinations meeting the target water outlet temperature; and controlling the cooling tower based on the target control parameter combination.Type: ApplicationFiled: September 30, 2022Publication date: April 6, 2023Applicant: FORMOSA HEAVY INDUSTRIES CORPORATIONInventors: Gu-Chuan TSIOU, Hsien-Hui HUANG, Chia-Hung YEN, Chang-Da WU, Yu-Lin HSIEH
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Publication number: 20220413637Abstract: A method for predicting a drawn point of a stylus includes obtaining a plurality of reported points of a stylus, determining a reported point prediction model based on the reported points, performing prediction using the reported point prediction model to obtain at least one predicted point, and drawing the at least one predicted point and displaying the drawn predicted point.Type: ApplicationFiled: November 23, 2020Publication date: December 29, 2022Inventors: Da Wu, Yedong Wang, Rui Yan, Feng Sun
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Publication number: 20220343589Abstract: The present invention relates to a system and method for image processing. An image data processing system is disclosed comprising an image cutting engine for image cutting based on image data; a region of interest processing engine for selecting at least a rendering method for a region of interest; a processing engine for adjusting sampling rate; and rendering engine for rendering the image, with the rendering method selected by the region of interest processing engine. More particularly, the present invention relates to image processing techniques that perform image manipulation, volume rendering, displaying targeted regions of interest and other related functions.Type: ApplicationFiled: July 11, 2022Publication date: October 27, 2022Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Qi DUAN, Chao FU, Da WU, Wenqing LIU, Liangliang PAN, Weidong ZHANG
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Patent number: 11403809Abstract: The present invention relates to a system and method for image processing. An image data processing system is disclosed comprising an image cutting engine for image cutting based on image data; a region of interest processing engine for selecting at least a rendering method for a region of interest; a processing engine for adjusting sampling rate; and rendering engine for rendering the image, with the rendering method selected by the region of interest processing engine. More particularly, the present invention relates to image processing techniques that perform image manipulation, volume rendering, displaying targeted regions of interest and other related functions.Type: GrantFiled: June 22, 2020Date of Patent: August 2, 2022Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Qi Duan, Chao Fu, Da Wu, Wenqing Liu, Liangliang Pan, Weidong Zhang
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Patent number: 11243181Abstract: The invention provides a bio-detection device, including a carrier, a plurality of spacers, an electronic circuit, and a package layer, wherein an open platform is formed. The carrier includes a test region and a signal transmission wiring, wherein the test region is configured to carry a fluid under test. The spacers are located on the test region and electrically connected to two different voltage levels to form a capacitor for sensing a capacitance of the fluid. The spacers are connected to the signal transmission wiring. The electronic circuit receives and processes a sensing signal corresponding to the capacitance of the fluid. The package layer covers a portion of the carrier but does not cover the test region. The open platform is formed whereby a user can easily put in the fluid. The open platform has a bottom which includes the test region, and an area of the open platform is defined by the spacers and the package layer.Type: GrantFiled: February 4, 2020Date of Patent: February 8, 2022Assignee: RICHTEK TECHNOLOGY CORPORATIONInventors: Yu-Lin Yang, Chun-Hao Chang, Min-Da Wu, Hung-Der Su, Da-Hong Qian