Patents by Inventor Chia-Hui Wu
Chia-Hui 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: 20240120236Abstract: A method includes etching a gate stack in a wafer to form a trench, depositing a silicon nitride liner extending into the trench, and depositing a silicon oxide layer. The process of depositing the silicon oxide layer includes performing a treatment process on the wafer using a process gas including nitrogen and hydrogen, and performing a soaking process on the wafer using a silicon precursor.Type: ApplicationFiled: April 25, 2023Publication date: April 11, 2024Inventors: Tai-Jung Kuo, Po-Cheng Shih, Wan Chen Hsieh, Zhen-Cheng Wu, Chia-Hui Lin, Tze-Liang Lee
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Patent number: 11948949Abstract: In some embodiments, the present disclosure relates to a device having a semiconductor substrate including a frontside and a backside. On the frontside of the semiconductor substrate are a first source/drain region and a second source/drain region. A gate electrode is arranged on the frontside of the semiconductor substrate and includes a horizontal portion, a first vertical portion, and a second vertical portion. The horizontal portion is arranged over the frontside of the semiconductor substrate and between the first and second source/drain regions. The first vertical portion extends from the frontside towards the backside of the semiconductor substrate and contacts the horizontal portion of the gate electrode structure. The second vertical portion extends from the frontside towards the backside of the semiconductor substrate, contacts the horizontal portion of the gate electrode structure, and is separated from the first vertical portion by a channel region of the substrate.Type: GrantFiled: July 15, 2022Date of Patent: April 2, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chun-Yuan Chen, Ching-Chun Wang, Hsiao-Hui Tseng, Jen-Cheng Liu, Jhy-Jyi Sze, Shyh-Fann Ting, Wei Chuang Wu, Yen-Ting Chiang, Chia Ching Liao, Yen-Yu Chen
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Patent number: 11747648Abstract: A hinge is provided. The hinge includes a first connection element, a second connection element, a first elastic element, and a second elastic element. The second connection element is connected to the first connection element. The first elastic element is connected to the first connection element. The second elastic element is connected to the first elastic element. The first elastic element drives the second elastic element to rotate relative to the second connection element. The first elastic element is rotatable between a first limit position and a second limit position. When the first elastic element is in the first limit position, the second elastic element is compressed.Type: GrantFiled: January 4, 2021Date of Patent: September 5, 2023Assignee: QUANTA COMPUTER INC.Inventors: Chun-Lung Chen, Wen-Pei Chen, Chia-Hui Wu, Chia-Wen Lin
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Patent number: 11415841Abstract: A light control element includes a first substrate, a first electrode, a first liquid crystal layer, a second electrode, a second substrate, a first internal conductive object, a first intermediate conductive object and a second internal conductive object. A peripheral area of the second substrate has a first through hole. The first internal conductive object is disposed in a first through hole of the second substrate. The first intermediate conductive object is disposed between the peripheral area of the second substrate and the first substrate, and is electrically connected to the first electrode and the first internal conductive object. The peripheral area of the second substrate further has a second through hole. The second internal conductive object is disposed in the second through hole of the second substrate and is electrically connected to the second electrode.Type: GrantFiled: December 3, 2020Date of Patent: August 16, 2022Assignee: LIQXTAL TECHNOLOGY INC.Inventors: Hung-Shan Chen, Chia-Hui Wu, Chih-Chan Lin
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Publication number: 20220179266Abstract: A light control element includes a first substrate, a first electrode, a first liquid crystal layer, a second electrode, a second substrate, a first internal conductive object, a first intermediate conductive object and a second internal conductive object. A peripheral area of the second substrate has a first through hole. The first internal conductive object is disposed in a first through hole of the second substrate. The first intermediate conductive object is disposed between the peripheral area of the second substrate and the first substrate, and is electrically connected to the first electrode and the first internal conductive object. The peripheral area of the second substrate further has a second through hole. The second internal conductive object is disposed in the second through hole of the second substrate and is electrically connected to the second electrode.Type: ApplicationFiled: December 3, 2020Publication date: June 9, 2022Applicant: LIQXTAL TECHNOLOGY INC.Inventors: Hung-Shan Chen, Chia-Hui Wu, Chih-Chan Lin
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Publication number: 20220082857Abstract: A hinge is provided. The hinge includes a first connection element, a second connection element, a first elastic element, and a second elastic element. The second connection element is connected to the first connection element. The first elastic element is connected to the first connection element. The second elastic element is connected to the first elastic element. The first elastic element drives the second elastic element to rotate relative to the second connection element. The first elastic element is rotatable between a first limit position and a second limit position. When the first elastic element is in the first limit position, the second elastic element is compressed.Type: ApplicationFiled: January 4, 2021Publication date: March 17, 2022Inventors: Chun-Lung CHEN, Wen-Pei CHEN, Chia-Hui WU, Chia-Wen LIN
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Publication number: 20220064201Abstract: Disclosed is a stabilized acyclic saccharide composite, which includes a LDH-based (layered double hydroxide-based) material and acyclic saccharides intercalated in interlayer regions of the LDH-based material. The acyclic saccharides stabilized and trapped in the LDH-based material give an opportunity for direct functionalization to other valuable molecules in the pharmaceutical, chemical or carbohydrate industries. Further, a novel pathway for saccharide transformation and aldol condensation without the drawbacks associated with enzymatic catalysts is achieved through the acyclic saccharides trapped by the LDH-based material.Type: ApplicationFiled: August 27, 2021Publication date: March 3, 2022Inventors: Po-Wen CHUNG, Chia-Hui WU, Yi-Shiuan TSAI, Chun-An HSIEH
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Patent number: 10804441Abstract: A light-emitting device is provided. The light-emitting device includes a substrate including a plurality of pixels, each pixel including a plurality of subpixels designed to emit light with different colors. The plurality of subpixels includes a first subpixel designed to emit red light, a second subpixel designed to emit green light, and a third subpixel designed to emit blue light. The first subpixel includes a first light source formed on the substrate, a red light-emitting layer covering the first light source, and a first yellow color filter covering the red light-emitting layer. The second subpixel includes a second light source formed on the substrate, a green light-emitting layer covering the second light source, and a second yellow color filter covering the green light-emitting layer. The third subpixel includes a third light source formed on the substrate. A method for fabricating the light-emitting device is also provided.Type: GrantFiled: October 31, 2018Date of Patent: October 13, 2020Assignee: Visera Technologies Company LimitedInventors: Wei-Ko Wang, Chia-Hui Wu
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Patent number: 10670784Abstract: A light filter structure is provided. The light filter structure includes a first filter layer disposed over the substrate. The first filter layer has a transmittance greater than 50% in a first waveband, wherein the first filter layer is an interference-type filter. The light filter structure further includes a second filter layer disposed over the substrate. The second filter layer has a transmittance greater than 50% in a second waveband, wherein the second filter layer is an absorption-type filter. The first waveband partially overlaps the second waveband at the wavelength in a third waveband, and the third waveband is in an IR region. Furthermore, an image sensor used as a time-of-flight image sensor is also provided.Type: GrantFiled: May 17, 2017Date of Patent: June 2, 2020Assignee: VISERA TECHNOLOGIES COMPANY LIMITEDInventors: Wei-Ko Wang, Yu-Jen Chen, Chia-Hui Wu
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Publication number: 20200135985Abstract: A light-emitting device is provided. The light-emitting device includes a substrate including a plurality of pixels, each pixel including a plurality of subpixels designed to emit light with different colors. The plurality of subpixels includes a first subpixel designed to emit red light, a second subpixel designed to emit green light, and a third subpixel designed to emit blue light. The first subpixel includes a first light source formed on the substrate, a red light-emitting layer covering the first light source, and a first yellow color filter covering the red light-emitting layer. The second subpixel includes a second light source formed on the substrate, a green light-emitting layer covering the second light source, and a second yellow color filter covering the green light-emitting layer. The third subpixel includes a third light source formed on the substrate. A method for fabricating the light-emitting device is also provided.Type: ApplicationFiled: October 31, 2018Publication date: April 30, 2020Inventors: Wei-Ko WANG, Chia-Hui WU
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Patent number: 10192915Abstract: An optical sensor includes a sensing layer, a first shading filter, a second shading filter, and an alignment mark. The sensing layer includes an active area, a shading area, and a peripheral area. The sensing layer includes sensing units located in the active area. The first shading filter is disposed on the shading area. The second shading filter is disposed on the first shading filter. The alignment mark is disposed on the peripheral area. When a light beam is emitted to the shading area, the second shading filter is configured to block a first component of the light beam, and the first shading filter is configured to block a second component of the light beam.Type: GrantFiled: July 18, 2017Date of Patent: January 29, 2019Assignee: Visera Technologies Company LimitedInventors: Wei-Ko Wang, Yueh-Ching Cheng, Chia-Hui Wu
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Publication number: 20190027525Abstract: An optical sensor includes a sensing layer, a first shading filter, a second shading filter, and an alignment mark. The sensing layer includes an active area, a shading area, and a peripheral area. The sensing layer includes sensing units located in the active area. The first shading filter is disposed on the shading area. The second shading filter is disposed on the first shading filter. The alignment mark is disposed on the peripheral area. When a light beam is emitted to the shading area, the second shading filter is configured to block a first component of the light beam, and the first shading filter is configured to block a second component of the light beam.Type: ApplicationFiled: July 18, 2017Publication date: January 24, 2019Inventors: Wei-Ko WANG, Yueh-Ching CHENG, Chia-Hui WU
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Publication number: 20180335555Abstract: A light filter structure is provided. The light filter structure includes a first filter layer disposed over the substrate. The first filter layer has a transmittance greater than 50% in a first waveband, wherein the first filter layer is an interference-type filter. The light filter structure further includes a second filter layer disposed over the substrate. The second filter layer has a transmittance greater than 50% in a second waveband, wherein the second filter layer is an absorption-type filter. The first waveband partially overlaps the second waveband at the wavelength in a third waveband, and the third waveband is in an IR region. Furthermore, an image sensor used as a time-of-flight image sensor is also provided.Type: ApplicationFiled: May 17, 2017Publication date: November 22, 2018Inventors: Wei-Ko WANG, Yu-Jen CHEN, Chia-Hui WU
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Patent number: 9348019Abstract: An image-sensing apparatus is provided. The image-sensing apparatus includes: an optical filter array including a two-band passing filter and an infrared filter; an RGB pixel array placed below the two-band passing filter; and a TOF pixel array adjacent to the RGB pixel array and placed below the two-band passing filter and the infrared filter, wherein a combination of the two-band passing filter and the infrared passing filter permits only the incident light in the infrared region to pass to the ToF pixel array.Type: GrantFiled: November 20, 2012Date of Patent: May 24, 2016Assignee: VISERA TECHNOLOGIES COMPANY LIMITEDInventors: Wei-Ko Wang, Chin-Ching Chang, Chia-Hui Wu, Chien-Hsiung Huang, Cheng-Xuan Lin, Chang-Wei Chen
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Patent number: 9268361Abstract: A portable electrical device includes a tablet PC, a bottom plate, a support arm and a pivot portion. The tablet PC includes a breach and a first magnetic inducing member arranged inside the breach. One end of the support arm is pivoted to the bottom plate, and the other end of the support arm is pivoted to the pivot portion, and the other end of the pivot portion is with a second magnetic inducing member. When the second magnetic inducing member is moved into the breach to magnetize the first magnetic inducing member, the tablet PC is securely coupled with the pivot portion so that the tablet PC can be rotated; on the contrary, when the second magnetic inducing member is removed from the breach, the tablet PC can be totally independent to the support arm and the bottom plate.Type: GrantFiled: May 23, 2013Date of Patent: February 23, 2016Assignee: QUANTA COMPUTER INC.Inventors: Chee-Chun Leung, Yuan-Chen Liang, Chia-Hui Wu, Yi-Chun Lin, Yu-Shu Lin, Kuan-Lin Su
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Publication number: 20140183334Abstract: An image sensor for light field devices includes a plurality of sub-microlenses, a space layer, and a plurality of main microlenses. The space layer is disposed on the sub-microlenses, and the main microlenses are disposed on the space layer. The diameter of each of the main microlenses exceeds that of each of the sub-microlenses.Type: ApplicationFiled: January 3, 2013Publication date: July 3, 2014Applicant: VisEra Technologies Company LimitedInventors: Wei-Ko WANG, Chin-Ching CHANG, Chia-Hui WU, Chien-Hsiung HUANG, Cheng-Xuan LIN, Chieh-Yuan CHENG, Chang Wei CHEN
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Publication number: 20140138519Abstract: An image-sensing apparatus is provided. The image-sensing apparatus includes: an optical filter array including a two-band passing filter and an infrared filter; an RGB pixel array placed below the two-band passing filter; and a TOF pixel array adjacent to the RGB pixel array and placed below the two-band passing filter and the infrared filter, wherein a combination of the two-band passing filter and the infrared passing filter permits only the incident light in the infrared region to pass to the ToF pixel array.Type: ApplicationFiled: November 20, 2012Publication date: May 22, 2014Inventors: Wei-Ko WANG, Chin-Ching CHANG, Chia-Hui WU, Chien-Hsiung HUANG, Cheng-Xuan LIN, Chang Wei CHEN
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Publication number: 20140118929Abstract: A portable electrical device includes a tablet PC, a bottom plate, a support arm and a pivot portion. The tablet PC includes a breach and a first magnetic inducing member arranged inside the breach. One end of the support arm is pivoted to the bottom plate, and the other end of the support arm is pivoted to the pivot portion, and the other end of the pivot portion is with a second magnetic inducing member. When the second magnetic inducing member is moved into the breach to magnetize the first magnetic inducing member, the tablet PC is securely coupled with the pivot portion so that the tablet PC can be rotated; on the contrary, when the second magnetic inducing member is removed from the breach, the tablet PC can be totally independent to the support arm and the bottom plate.Type: ApplicationFiled: May 23, 2013Publication date: May 1, 2014Applicant: Quanta Computer Inc.Inventors: Chee-Chun LEUNG, Yuan-Chen LIANG, Chia-Hui WU, Yi-Chun LIN, Yu-Shu LIN, Kuan-Lin SU
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Patent number: 8674503Abstract: The present invention provides a circuit board including a substrate, at least one lead, at least one bump, and a solder layer. The lead is disposed on the substrate, and the bump is disposed on the lead. The solder layer covers the lead and the bump.Type: GrantFiled: October 5, 2011Date of Patent: March 18, 2014Assignee: Himax Technologies LimitedInventors: Pai-Sheng Cheng, Chia-Hui Wu
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Patent number: 8657982Abstract: The steps of a method for fabricating a proximity sensing module that is adapted to be attached to a mobile device, include: (a) patterning an upper conductive film to form a patterned conductive film which includes an upper connective pad that is adapted to be electrically connected to a respective contact on a circuit board of the mobile device, and an induced circuit pattern that is electrically connected to the upper connective pad; (b) adhering an adhesive sheet to the patterned conductive film; and (c) forming a through hole in the adhesive sheet such that the upper connective pad is exposed from the through hole.Type: GrantFiled: July 17, 2012Date of Patent: February 25, 2014Assignee: Quanta Computer, Inc.Inventors: Yuan-Chen Liang, Chia-Hui Wu, Hung-Ta Lee, Yi-Chun Lin, Li-Chuan Chien, Kuo-Hsiang Hsu