Patents by Inventor Kai-Yuan Cheng
Kai-Yuan Cheng 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: 20250149791Abstract: The present invention provides a dual board patch array antenna, comprising: a radio board; a first-layer antenna board and a second-layer antenna board; the ground plane of the radio board is in contact with the first radiation ground plane of the first-layer antenna board through a patch-type conductive pad to form an extended ground area of ground connection; the probes of the radio board pass through and contact the patch microwave transmission line of the first-layer antenna board to form an electrical connection; wherein the patch microwave transmission line is assigned to the antenna radiating element of the second-layer antenna board as a vertically polarized antenna and a horizontally polarized antenna; the antenna radiating element contacts the first radiation surface on the first-layer antenna board through the conductor pad on the first layer antenna board, so as to expand the radiation surface area of the dual board patch array antenna.Type: ApplicationFiled: February 27, 2024Publication date: May 8, 2025Inventors: Tzu-Chie Wei, Kai-Yuan Cheng
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Publication number: 20250126855Abstract: Methods for forming a gate structure of a multi-gate device are provided. An example method includes depositing a gate dielectric layer over first nanostructures over a first region of a substrate and second nanostructures over a second region of the substrate, depositing a first work function metal (WFM) layer over the first nanostructures and the second nanostructures, depositing a first hard mask (HM) layer over the first WFM layer, selectively removing the first HM layer and the first WFM layer over the first region, selectively removing the first HM layer over the second region, depositing a second WFM layer over the substrate, depositing a second HM layer over the second WFM layer, selectively removing the second HM layer and the second WFM layer over the first region, selectively removing the second HM layer over the second region, and depositing a third WFM layer over the substrate.Type: ApplicationFiled: October 12, 2023Publication date: April 17, 2025Inventors: Ming-Huei Lin, Kai-Yuan Cheng, Chih-Pin Tsao, Hsing-Kan Peng, Shih-Hsun Chang, Shu-Hui Wang, Jeng-Ya Yeh
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Publication number: 20240240821Abstract: A chiller system provides cooling for a semiconductor fabrication facility. The chiller system includes a control system. The control system utilizes one or more analysis models trained with a machine learning process to intelligently assist in reducing the power consumption and enhancing the efficiency of the chiller system.Type: ApplicationFiled: January 12, 2023Publication date: July 18, 2024Inventors: Chih-Neng Chang, Tzu-Wei Chien, Chien-Wei Chen, Fu-Chun Chang, Kun-Hsien Tsai, Kai-Yuan Cheng
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Patent number: 12022629Abstract: The present invention discloses a smart clothing and its device mount, wherein the device mount includes an upper casing and a lower casing, a circuit board is arranged between the upper casing and the lower casing, and a metal contact of the top surface of the circuit board penetrates through the upper casing to form a plurality of metal contact points, and the cable interface of the bottom surface of the circuit board passes through the lower casing, and the bottom surface of the lower casing is formed with individual cable grooves toward each cable interface for guiding the transmission wire to insert into the cable interface along the cable groove, and the device mount is combined with a soft gasket on the clothing body and is equipped with a waterproof protective layer to avoid damage to the circuit components and transmission wire during cleaning; when the device mount is installed with the electronic device, the motion status can be monitored.Type: GrantFiled: May 20, 2022Date of Patent: June 25, 2024Assignee: AMPAK TECHNOLOGY INC.Inventors: Wen-Sung Fan, Kai-Yuan Cheng, Chih-Wei Tu, Pei-Wen Liao, Ming-Hui Yao, Tzong-Yow Ho
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Patent number: 12001250Abstract: An antenna system for a portable information handling system. The antenna system includes an antenna radiating element and an antenna carrier assembly, the antenna radiating element being mounted to the antenna carrier assembly, the antenna carrier assembly comprising a first radiating slot and a second radiating slot, the first radiating slot providing a radiation path through a C-Cover of a base chassis of the portable information handling system in a lid open state of operation, the second radiating slot providing a radiation path through a D-cover of a base chassis of the portable information handling system in a lid closed state of operation.Type: GrantFiled: July 27, 2022Date of Patent: June 4, 2024Assignee: Dell Products L.P.Inventors: Changsoo Kim, Mark Andrew Schwager, Nicholas Gregory DiLoreto, Kai-Yuan Cheng
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Publication number: 20240036618Abstract: A hinge for a portable information handling system. The hinge includes a cylindrical shaft, the cylindrical shaft including an axially extending substantially flat section and a coil portion, the coil portion having a largely cylindrical interior edge, the largely cylindrical interior edge including a substantially flat section, the substantially flat section of the coil portion and the substantially flat section of the cylindrical shaft being aligned when a relative rotation of the hinge is between zero and five degrees.Type: ApplicationFiled: July 27, 2022Publication date: February 1, 2024Applicant: Dell Products L.P.Inventors: Mark Andrew Schwager, Kai-Yuan Cheng
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Publication number: 20240036621Abstract: An antenna system for a portable information handling system. The antenna system includes an antenna radiating element and an antenna carrier assembly, the antenna radiating element being mounted to the antenna carrier assembly, the antenna carrier assembly comprising a first radiating slot and a second radiating slot, the first radiating slot providing a radiation path through a C-Cover of a base chassis of the portable information handling system in a lid open state of operation, the second radiating slot providing a radiation path through a D-cover of a base chassis of the portable information handling system in a lid closed state of operation.Type: ApplicationFiled: July 27, 2022Publication date: February 1, 2024Applicant: Dell Products L.P.Inventors: Changsoo Kim, Mark Andrew Schwager, Nicholas Gregory DiLoreto, Kai-Yuan Cheng
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Patent number: 11837886Abstract: The disclosure provides a charging device and a method for positioning an electronic device. The method includes: in response to determining that a positioning request signal from an electronic device is received, enabling multiple antennas; controlling each antenna to receive a first radio frequency signal broadcast by the electronic device, and determining an arrival angle of the first radio frequency signal and a distance between the electronic device and the charging device based on the first radio frequency signal received by each antenna; and determining a relative position between the charging device and the electronic device based on the arrival angle and distance.Type: GrantFiled: September 28, 2021Date of Patent: December 5, 2023Assignee: LUXSHARE-ICT CO., LTD.Inventors: Shih Hsiao Chou, Kai Yuan Cheng, Ta Yu Lin
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Publication number: 20230284403Abstract: The present invention discloses a smart clothing and its device mount, wherein the device mount includes an upper casing and a lower casing, a circuit board is arranged between the upper casing and the lower casing, and a metal contact of the top surface of the circuit board penetrates through the upper casing to form a plurality of metal contact points, and the cable interface of the bottom surface of the circuit board passes through the lower casing, and the bottom surface of the lower casing is formed with individual cable grooves toward each cable interface for guiding the transmission wire to insert into the cable interface along the cable groove, and the device mount is combined with a soft gasket on the clothing body and is equipped with a waterproof protective layer to avoid damage to the circuit components and transmission wire during cleaning; when the device mount is installed with the electronic device, the motion status can be monitored.Type: ApplicationFiled: May 20, 2022Publication date: September 7, 2023Inventors: Wen-Sung FAN, Kai-Yuan CHENG, Chih-Wei TU, Pei-Wen LIAO, Ming-Hui YAO, Tzong-Yow HO
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Patent number: 11594805Abstract: An antenna assembly for a portable information handling system. The antenna assembly includes an antenna bounding component, the antenna bounding component being electrically and physically connected to a top cover portion of the portable information handling system; and, an antenna, the antenna being mounted to the antenna bounding portion, radio frequency (RF) radiation radiating via an RF radiation path, the RF radiation path being provided by a radiation slot, the radiation slot being located within a bottom cover portion of the portable information handling system.Type: GrantFiled: October 27, 2020Date of Patent: February 28, 2023Assignee: Dell Products L.P.Inventors: Mark Andrew Schwager, Sumana Pallampati, Kai-Yuan Cheng, Nicholas G. DiLoreto, Zhong-Chao Lee, Changsoo Kim, Ching Cheng Hsu, Yu-Feng Huang
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Patent number: 11507154Abstract: A keyboard assembly for a portable information handing system. The keyboard assembly includes a plurality of keys, the plurality of keys being arranged in a typewriter style layout to allow a user to enter text content into the portable information handling system; and, a keyboard carrier, the plurality of keys being mounted to the keyboard carrier, the keyboard carrier determining when a key of the plurality of keys is actuated and generating information regarding the key of the plurality of keys, the keyboard carrier comprising a venting portion, the venting portion being located beneath a set of keys of the plurality of keys, the venting portion comprising a plurality of venting apertures.Type: GrantFiled: October 26, 2020Date of Patent: November 22, 2022Assignee: Dell Products L.P.Inventors: Mark Andrew Schwager, Travis C. North, Yu-Feng Huang, Kai-Yuan Cheng
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Publication number: 20220360119Abstract: The disclosure provides a charging device and a method for positioning an electronic device. The method includes: in response to determining that a positioning request signal from an electronic device is received, enabling multiple antennas; controlling each antenna to receive a first radio frequency signal broadcast by the electronic device, and determining an arrival angle of the first radio frequency signal and a distance between the electronic device and the charging device based on the first radio frequency signal received by each antenna; and determining a relative position between the charging device and the electronic device based on the arrival angle and distance.Type: ApplicationFiled: September 28, 2021Publication date: November 10, 2022Applicant: LUXSHARE-ICT CO., LTD.Inventors: Shih Hsiao Chou, Kai Yuan Cheng, Ta Yu Lin
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Patent number: 11347262Abstract: A portable information handing system. The portable information handling system includes a base chassis, the base chassis comprising a motherboard, the motherboard comprising a processor and a bus coupled to the processor; and, a display chassis, the display chassis comprising a rear display cover, the rear display cover comprising an attachment assembly, the attachment assembly comprising a hinge assembly, the rear display cover being rotationally-coupled to the base chassis via the hinge assembly, the hinge assembly providing structural support for the display chassis.Type: GrantFiled: October 26, 2020Date of Patent: May 31, 2022Assignee: Dell Products L.P.Inventors: Mark Andrew Schwager, Yu-Feng Huang, Kai-Yuan Cheng, Nicholas G. DiLoreto
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Patent number: 11347276Abstract: A portable information handing system. The portable information handling system includes a base chassis, the base chassis comprising a motherboard, the motherboard comprising a processor and a bus coupled to the processor, the base chassis portion comprising a cable routing bracket; a display chassis, the display chassis being rotationally-coupled to the base chassis via a hinge, the hinge having a corresponding hinge axis, the display chassis comprising a display chassis component; and, a flexible printed circuit cable, the flexible printed circuit cable being coupled to the motherboard and the display chassis component, the flexible printed circuit cable being routed from the motherboard to the display chassis component via the cable routing bracket, the cable routing bracket causing the flexible printed circuit cable to pivot about the hinge axis of the hinge when the display chassis portion is rotated.Type: GrantFiled: October 26, 2020Date of Patent: May 31, 2022Assignee: Dell Products L.P.Inventors: Mark Andrew Schwager, Yu-Feng Huang, Kai-Yuan Cheng, Nicholas G. DiLoreto
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Patent number: 11347272Abstract: A portable information handing system. The portable information handling system includes a base chassis, the base chassis comprising a motherboard, the motherboard comprising a processor and a bus coupled to the processor; and, a display chassis, the display chassis comprising the display chassis comprising a display component and a rear display cover portion, the rear display cover portion comprising a display component attachment assembly, the display component attachment assembly attaching the display component to the rear display cover portion, the display component attachment assembly comprising a display chassis disassembly component, the display chassis disassembly component being actuatable to remove the display component from the display chassis.Type: GrantFiled: October 30, 2020Date of Patent: May 31, 2022Assignee: Dell Products L.P.Inventors: Mark Andrew Schwager, Yu-Feng Huang, Kai-Yuan Cheng
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Display assembly with gradient tethered design for an ultrathin portable information handling system
Patent number: 11347261Abstract: A display chassis for a portable information handling system. In various embodiments the display chassis includes a display cover portion, the display cover portion comprising a display and a bezel, the display comprising an infinity display and a rear cover portion, the rear cover portion comprising a timing controller (TCON), the timing controller comprising a first printed circuit board portion and a second printed circuit board portion, the first printed circuit board portion having a corresponding height, the second printed circuit board portion having a corresponding height, the corresponding height of the second printed circuit board portion being taller than the corresponding height of the first printed circuit board portion, the second printed circuit board portion being located within a dome center height area of the rear cover portion.Type: GrantFiled: September 28, 2020Date of Patent: May 31, 2022Assignee: Dell Products L.P.Inventors: Mark Andrew Schwager, Yu-Feng Huang, Kai-Yuan Cheng, Chao-Kai Huang, Hong-Ji Huang, Julian Spencer -
Publication number: 20220137668Abstract: A portable information handing system. The portable information handling system includes a base chassis, the base chassis comprising a motherboard, the motherboard comprising a processor and a bus coupled to the processor; and, a display chassis, the display chassis comprising the display chassis comprising a display component and a rear display cover portion, the rear display cover portion comprising a display component attachment assembly, the display component attachment assembly attaching the display component to the rear display cover portion, the display component attachment assembly comprising a display chassis disassembly component, the display chassis disassembly component being actuatable to remove the display component from the display chassis.Type: ApplicationFiled: October 30, 2020Publication date: May 5, 2022Applicant: Dell Products L.P.Inventors: Mark Andrew Schwager, Yu-Feng Huang, Kai-Yuan Cheng
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Publication number: 20220129033Abstract: A portable information handing system. The portable information handling system includes a base chassis, the base chassis comprising a motherboard, the motherboard comprising a processor and a bus coupled to the processor; and, a display chassis, the display chassis comprising a rear display cover, the rear display cover comprising an attachment assembly, the attachment assembly comprising a hinge assembly, the rear display cover being rotationally-coupled to the base chassis via the hinge assembly, the hinge assembly providing structural support for the display chassis.Type: ApplicationFiled: October 26, 2020Publication date: April 28, 2022Applicant: Dell Products L.P.Inventors: Mark Andrew Schwager, Yu-Feng Huang, Kai-Yuan Cheng, Nicholas G. DiLoreto
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Publication number: 20220131255Abstract: An antenna assembly for a portable information handling system. The antenna assembly includes an antenna bounding component, the antenna bounding component being electrically and physically connected to a top cover portion of the portable information handling system; and, an antenna, the antenna being mounted to the antenna bounding portion, radio frequency (RF) radiation radiating via an RF radiation path, the RF radiation path being provided by a radiation slot, the radiation slot being located within a bottom cover portion of the portable information handling system.Type: ApplicationFiled: October 27, 2020Publication date: April 28, 2022Applicant: Dell Products L.P.Inventors: Mark Andrew Schwager, Sumana Pallampati, Kai-Yuan Cheng, Nicholas G. DiLoreto, Zhong-Chao Lee, Changsoo Kim, Ching Cheng Hsu, Yu-Feng Huang
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Publication number: 20220129047Abstract: A portable information handing system. The portable information handling system includes a base chassis, the base chassis comprising a motherboard, the motherboard comprising a processor and a bus coupled to the processor, the base chassis portion comprising a cable routing bracket; a display chassis, the display chassis being rotationally-coupled to the base chassis via a hinge, the hinge having a corresponding hinge axis, the display chassis comprising a display chassis component; and, a flexible printed circuit cable, the flexible printed circuit cable being coupled to the motherboard and the display chassis component, the flexible printed circuit cable being routed from the motherboard to the display chassis component via the cable routing bracket, the cable routing bracket causing the flexible printed circuit cable to pivot about the hinge axis of the hinge when the display chassis portion is rotated.Type: ApplicationFiled: October 26, 2020Publication date: April 28, 2022Applicant: Dell Products L.P.Inventors: Mark Andrew Schwager, Yu-Feng Huang, Kai-Yuan Cheng, Nicholas G. DiLoreto