Patents by Inventor Chia-Yu Liu
Chia-Yu Liu 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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Patent number: 11291112Abstract: A method for manufacturing a flexible panel is provided, and the method includes following steps. A column is formed on a carrier substrate. A flexible layer is formed on the carrier substrate, where at least a part of a side surface of the column is surrounded by the flexible layer, so as to form a through hole in the flexible layer. A component layer is formed on the flexible layer, and the column and the carrier substrate are removed. No chars, cracks, and cutting marks are formed on an edge of the through hole of the flexible panel.Type: GrantFiled: November 23, 2020Date of Patent: March 29, 2022Assignee: HannStar Display CorporationInventors: Yao-Chih Chuang, Mei-Ling Chou, Chih-Wei Chen, Ming-Chang Yu, Chia-Yu Liu, Yen-Chung Chen
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Publication number: 20220050538Abstract: A touch panel is disclosed by the present invention. The touch panel comprises a substrate, a first conductive layer, a metal mesh layer and a second conductive layer. The substrate comprises a first surface and a second surface opposite to the first surface. The first conductive layer is disposed on the first surface of the substrate, and the first conductive layer comprises a plurality of sensing electrodes. The metal mesh layer is disposed on the second surface of the substrate. The second conductive layer is disposed on the second surface of the substrate, and the metal mesh layer is disposed between the second conductive layer and the second surface of the substrate.Type: ApplicationFiled: July 12, 2021Publication date: February 17, 2022Applicant: HANNSTAR DISPLAY CORPORATIONInventors: Mei-Ling Chou, Yao-Chih Chuang, Chih-Wei Chen, Chia-Yu Liu, Ming-Chang Yu
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Publication number: 20210405817Abstract: A mask including a substrate and a mesh pattern are disclosed along with an electronic device. The mesh pattern, being disposed on the substrate, includes a first striped pattern and a second striped pattern; the first striped pattern includes a first, second, and third section, and the second section is disposed between the first and the third sections; the second striped pattern includes a fourth, fifth, and sixth section, and the fifth section is disposed between the fourth and the sixth sections; the first section has a first extension direction, the fourth section has a second extension direction, and a first included angle is between the first extension direction and the second extension direction; the fifth section and the second section intersect each other while having a second included angle between the two sections, and the second included angle is greater than the first included angle.Type: ApplicationFiled: December 9, 2020Publication date: December 30, 2021Inventors: Mei-Ling Chou, Chih-Wei Chen, Chia-Yu Liu, Ming-Liang Chen, Yao-Chih Chuang
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Publication number: 20210408410Abstract: The invention provides a flexible panel and a method of fabricating the same. The flexible panel includes a flexible substrate, an overcoat layer and a device layer. The overcoat layer is disposed over and directly contacting the flexible substrate. The device layer is disposed over the overcoat layer. In the invention, the flexible substrate can be directly formed on the carrier, such that an additional layer that helps release between the carrier and the flexible substrate may not be needed, and the flexible substrate can be separated from the carrier by the overcoat layer thereon, thereby reducing the production costs and ensure the quality of the flexible panel.Type: ApplicationFiled: December 4, 2020Publication date: December 30, 2021Inventors: Yen-Chung Chen, Mei-Ling Chou, Chia-Yu Liu
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Publication number: 20210389631Abstract: A pixel array substrate including a substrate, a plurality of pixel structures, and a flat layer is provided. The pixel structures are correspondingly disposed in pixel regions of the substrate. At least one of pixel structure includes an active element, a reflective electrode, and an auxiliary electrode. The reflective electrode is electrically connected to the active element. The auxiliary electrode is electrically connected to the reflective electrode and the active element. A vertical projection of the reflective electrode on the substrate overlaps a vertical projection of the auxiliary electrode on the substrate. An area of the vertical projection of the reflective electrode on the substrate is not greater than an area of the vertical projection of the auxiliary electrode on the substrate. The flat layer is disposed between the auxiliary electrode and the active element. A display device by using the pixel array substrate is also provided.Type: ApplicationFiled: May 25, 2021Publication date: December 16, 2021Applicant: HannStar Display CorporationInventors: Mei-Ling Chou, Yao-Chih Chuang, Chih-Wei Chen, Ming-Chang Yu, Chia-Yu Liu
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Patent number: 11182918Abstract: A distance measurement device including a pixel array and a cover layer is provided. The cover layer is covered on the pixel array. The cover layer includes a first cover pattern covering on a first area of a plurality of first pixels and a second cover pattern covering on a second area of a plurality of second pixels. The first area and the second area are rectangles of mirror symmetry along a first direction.Type: GrantFiled: February 6, 2020Date of Patent: November 23, 2021Assignee: SK hynix Inc.Inventors: En-Feng Hsu, Chia-Yu Liu
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Publication number: 20210357058Abstract: A touch display device includes a display panel, a conductive layer, an optical matching layer and a buffer layer. The display panel comprises a first substrate, a second substrate and a display medium layer. The first substrate comprises a first surface and a second surface, the second substrate is disposed opposite to the first substrate, and the display medium layer is disposed between the second surface of the first substrate and the second substrate. The conductive layer is disposed on the first surface of the first substrate, and comprises a plurality of sensing electrodes. The optical matching layer is disposed between the conductive layer and the first surface of the first substrate. The buffer layer with a thickness greater than or equal to 50 ? and less than or equal to 3000 ? is disposed between the optical matching layer and the first surface of the first substrate.Type: ApplicationFiled: April 14, 2021Publication date: November 18, 2021Inventors: Tzung-Hsien Hsu, Chih-Wei Chen, Mei-Ling Chou, Chia-Yu Liu, Yao-Chih Chuang
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Publication number: 20210310803Abstract: A sensing element includes a plurality of sensing pixel areas arranged in matrix, wherein each of the plurality of sensing pixel areas includes a first pixel, a second pixel, a first shielding layer, a second shielding layer and at least one micro lens. The second pixel is adjacent to the first pixel in a predetermined direction. The first shielding layer is disposed on the first pixel and has a first opening, wherein an aperture of the first opening increases along the predetermined direction from a center of the first pixel. The second shielding layer is disposed on the second pixel and has a second opening, wherein a shape of the second opening is mirror symmetrical with that of the first opening in the predetermined direction. The at least one micro lens is disposed on the first shielding layer and the second shielding layer.Type: ApplicationFiled: June 18, 2021Publication date: October 7, 2021Inventors: EN-FENG HSU, CHIA-YU LIU
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Patent number: 11128830Abstract: A sensing module is provided, including a sensing unit. The sensing unit is formed by a plurality of sensing pixels arranged in an array. Each of the plurality of sensing pixels includes a body and a sensing element. The sensing element is disposed on a bottom surface of the body. During sensing, a light may enter and pass through the bodies and be transmitted to the sensing elements. The sensing pixels are divided into at least a first group and a second group from a center of the array to a periphery of the array, and photon collection efficiency of sensing pixels in the first group is less than photon collection efficiency of sensing pixels in the second group. Meanwhile, a design method of a sensing module is also provided.Type: GrantFiled: September 12, 2019Date of Patent: September 21, 2021Assignee: Egis Technology Inc.Inventor: Chia-Yu Liu
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Patent number: 11079062Abstract: A display device includes a monitor and a support module including a base frame, a support frame and a driving unit. The base frame includes a base seat and a rotating seat connected to the base seat and rotatable about an axis. The support frame includes a connecting mechanism connected to the monitor, and a support member connected co-rotatably to the rotating seat and connected to the connecting mechanism. The driving unit includes a drive subunit co-rotatably secured to the rotating seat, and a control subunit mounted to the base seat, connected to the drive subunit, and being operable to drive rotation of the rotating seat about the axis via the drive subunit, thereby rotating the monitor about the axis.Type: GrantFiled: April 2, 2020Date of Patent: August 3, 2021Assignee: TOP VICTORY INVESTMENTS LIMITEDInventors: Yi-Sheng Lin, Chia-Yu Liu, Tung-Jung Hsueh
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Patent number: 11073386Abstract: A sensing element includes a plurality of sensing pixel areas arranged in matrix, wherein each of the plurality of sensing pixel areas includes a first pixel, a second pixel, a first shielding layer, a second shielding layer and at least one micro lens. The second pixel is adjacent to the first pixel in a predetermined direction. The first shielding layer is disposed on the first pixel and has a first opening, wherein an aperture of the first opening increases along the predetermined direction from a center of the first pixel. The second shielding layer is disposed on the second pixel and has a second opening, wherein a shape of the second opening is mirror symmetrical with that of the first opening in the predetermined direction. The at least one micro lens is disposed on the first shielding layer and the second shielding layer.Type: GrantFiled: October 11, 2018Date of Patent: July 27, 2021Assignee: PIXART IMAGING INC.Inventors: En-Feng Hsu, Chia-Yu Liu
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Publication number: 20210226457Abstract: A power system applied to a handheld device including a battery, a first connecting port, a second connecting port, a first detector, a second detector, a power delivery controller, a control unit, and a switching element is provided. The first connecting port is electrically connected to the battery through a first charging path. The second connecting port is electrically connected to the battery through a second charging path. The first detector is electrically connected to the first connecting port to generate a first detection signal. The second detector is electrically connected to the second connecting port to generate a second detection signal. The control unit controls the switching element according to the first detection signal and the second detection signal to selectively electrically connect the power delivery controller to the first connecting port or the second connecting port and controls conduction statuses of the charging paths.Type: ApplicationFiled: January 19, 2021Publication date: July 22, 2021Inventors: Kai-Chun LIANG, Kian-Ming CHEE, Chia-Yu LIU, Yii-Lin WU
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Publication number: 20210226474Abstract: A power system including a battery, a first port, a first converter, a second port, a second converter, a switch, a power controller, and a control unit is provided. The first port is electrically connected to the battery through a first charging/discharging path. The second port is electrically connected to the battery through a second charging/discharging path and is electrically connected to the first port through a third charging/discharging path. The first converter and the second converter are disposed on the first charging/discharging path and the second charging/discharging path respectively. The switch is disposed on the third charging/discharging path. The power controller is electrically connected to the first port and the second port for forming a power transmission mode with an external device. The control unit is configured to control the first converter, the second converter, and the switch according to the power transmission mode.Type: ApplicationFiled: January 12, 2021Publication date: July 22, 2021Inventors: Chia-Yu LIU, Yii-Lin WU, Kian-Ming CHEE, Kai-Chun LIANG
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Publication number: 20210204393Abstract: A method for manufacturing a flexible panel is provided, and the method includes following steps. A column is formed on a carrier substrate. A flexible layer is formed on the carrier substrate, where at least a part of a side surface of the column is surrounded by the flexible layer, so as to form a through hole in the flexible layer. A component layer is formed on the flexible layer, and the column and the carrier substrate are removed. No chars, cracks, and cutting marks are formed on an edge of the through hole of the flexible panel.Type: ApplicationFiled: November 23, 2020Publication date: July 1, 2021Applicant: HannStar Display CorporationInventors: Yao-Chih Chuang, Mei-Ling Chou, Chih-Wei Chen, Ming-Chang Yu, Chia-Yu Liu, Yen-Chung Chen
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Publication number: 20210180741Abstract: A display device includes a monitor and a support module including a base frame, a support frame and a driving unit. The base frame includes a base seat and a rotating seat connected to the base seat and rotatable about an axis. The support frame includes a connecting mechanism connected to the monitor, and a support member connected co-rotatably to the rotating seat and connected to the connecting mechanism. The driving unit includes a drive subunit co-rotatably secured to the rotating seat, and a control subunit mounted to the base seat, connected to the drive subunit, and being operable to drive rotation of the rotating seat about the axis via the drive subunit, thereby rotating the monitor about the axis.Type: ApplicationFiled: April 2, 2020Publication date: June 17, 2021Inventors: Yi-Sheng LIN, Chia-Yu LIU, Tung-Jung HSUEH
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Patent number: 11015927Abstract: An optical sensor includes at least two optical sensing pixels and at least two different grating elements. These grating elements are disposed above these optical sensing pixels correspondingly.Type: GrantFiled: November 6, 2019Date of Patent: May 25, 2021Assignee: PIXART IMAGING INC.Inventors: En-Feng Hsu, Chia-Yu Liu
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Patent number: 10912207Abstract: A display apparatus includes a base unit, a monitor and a rotating member. The base unit includes a base seat, and a support member adapted to be in contact with a reference surface. The monitor is secured to the base unit. The rotating member is mounted to the base seat and has an annular surrounding surface surrounding a substantially-horizontal rotational axis, protruding outwardly of the top and bottom walls, and adapted to be in frictional contact with the reference surface. The rotating member is rotatable about the rotational axis to result in rotation of the base seat about the support member relative to the reference surface.Type: GrantFiled: April 3, 2020Date of Patent: February 2, 2021Assignee: TOP VICTORY INVESTMENTS LIMITEDInventors: Yi-Sheng Lin, Chia-Yu Liu
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Patent number: 10809761Abstract: A display assembly is provided for being locked on a support, and includes a coupler, a display device, a locking mechanism, and a magnetic key. The coupler is secured to the support and has at least one retained piece. A back housing of the display device has at least one through hole for insertion of the retained piece. When the magnetic key is disposed to permit a first magnetically attractive member of the locking mechanism to be in register with a second magnetically attractive member to generate an acting force, a latch piece of the locking mechanism is moved to an unlocked position, where the retained piece is released from the latch piece, from a locked position, where the retained piece is retained by the latch piece.Type: GrantFiled: January 27, 2020Date of Patent: October 20, 2020Assignee: TOP VICTORY INVESTMENTS LIMITEDInventors: Yi-Sheng Lin, Chia-Yu Liu
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Publication number: 20200175704Abstract: A distance measurement device including a pixel array and a cover layer is provided. The cover layer is covered on the pixel array. The cover layer includes a first cover pattern covering on a first area of a plurality of first pixels and a second cover pattern covering on a second area of a plurality of second pixels. The first area and the second area are rectangles of mirror symmetry along a first direction.Type: ApplicationFiled: February 6, 2020Publication date: June 4, 2020Inventors: EN-FENG HSU, CHIA-YU LIU
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Publication number: 20200106979Abstract: A sensing module is provided, including a sensing unit. The sensing unit is formed by a plurality of sensing pixels arranged in an array. Each of the plurality of sensing pixels includes a body and a sensing element. The sensing element is disposed on a bottom surface of the body. During sensing, a light may enter and pass through the bodies and be transmitted to the sensing elements. The sensing pixels are divided into at least a first group and a second group from a center of the array to a periphery of the array, and photon collection efficiency of sensing pixels in the first group is less than photon collection efficiency of sensing pixels in the second group. Meanwhile, a design method of a sensing module is also provided.Type: ApplicationFiled: September 12, 2019Publication date: April 2, 2020Applicant: Egis Technology Inc.Inventor: Chia-Yu Liu