Patents by Inventor Chia-Hsin Chao
Chia-Hsin Chao 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: 10566125Abstract: A magnetic transfer module adapted to transfer a plurality of electronic elements. The magnetic transfer module includes an electromagnet and a plurality of transfer unit. The transfer units are connected to the electromagnet, each of the transfer units includes a ferromagnetic material element, and at least one of the transfer units includes a heating element. The electromagnet magnetizes the ferromagnetic material element, such that the ferromagnetic material element magnetically attracts one of the electronic elements. The heating element is disposed between the electromagnet and the ferromagnetic material element, and heats the ferromagnetic material element to demagnetize the ferromagnetic material element while being actuated.Type: GrantFiled: November 27, 2017Date of Patent: February 18, 2020Assignee: Industrial Technology Research InstituteInventors: Ming-Hsien Wu, Yen-Hsiang Fang, Chia-Hsin Chao
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Publication number: 20200042810Abstract: A biometric device includes a substrate, an image sensor, an optical layer and at least one infrared light emitting diode (IR LED). The image sensor is disposed on the substrate. The optical layer is disposed on the image sensor and includes a diffraction pattern. The IR LED is disposed on the diffraction pattern of the optical layer. The optical layer is located between the IR LED and the image sensor.Type: ApplicationFiled: October 9, 2019Publication date: February 6, 2020Applicant: Industrial Technology Research InstituteInventors: Chia-Hsin Chao, Yen-Hsiang Fang, Ming-Hsien Wu
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Patent number: 10541233Abstract: A display device including a circuit substrate, a plurality of pixels, and a light-shielding layer is provided. The pixels include a plurality of light-emitting elements. The light-emitting elements are disposed on the circuit substrate and are electrically connected to the circuit substrate. The light-emitting elements in the pixels are arranged along an arrangement direction. The light-shielding layer is disposed on the circuit substrate and has a plurality of pixel apertures. The pixels are disposed in a corresponding pixel aperture. The light-shielding layer includes a plurality of first light-shielding patterns extending in the arrangement direction and a plurality of second light-shielding patterns connected to the first light-shielding patterns. The extending direction of the second light-shielding patterns is different from the extending direction of the first light-shielding patterns.Type: GrantFiled: March 26, 2018Date of Patent: January 21, 2020Assignees: Industrial Technology Research Institute, Macroblock, Inc.Inventors: Po-Hsun Wang, Chia-Hsin Chao, Ming-Hsien Wu, Yen-Hsiang Fang, Chien-Chung Lin, Ming-Jer Kao, Feng-Pin Chang
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Patent number: 10522062Abstract: A three-dimensional display module includes a substrate, a display layer, a first electrode layer, a liquid-crystal layer, a second electrode layer, and a drive unit. The substrate has first electrodes and second electrodes. The display layer is disposed on the substrate and includes light-emitting elements. The first electrode layer is disposed on the display layer. The liquid-crystal layer is disposed on the display layer. The second electrode layer is disposed on the liquid-crystal layer. The drive unit drives the first electrodes and the first electrode layer to supply power to the light-emitting elements, such that the light-emitting elements generate light passing through the liquid-crystal layer to form a display image. The drive unit drives the second electrodes and the second electrode layer to produce an electric field on the liquid-crystal layer to change focal length of the liquid-crystal layer so as to control depth of field of the display image.Type: GrantFiled: December 8, 2016Date of Patent: December 31, 2019Assignee: Industrial Technology Research InstituteInventors: Ying-Chien Chu, Yen-Hsiang Fang, Chia-Hsin Chao, Ming-Hsien Wu, Shih-Hao Wang
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Publication number: 20190355705Abstract: A method for manufacturing a display array includes the following steps: providing a substrate and forming a semiconductor stacked layer on the substrate; forming an insulating layer and a plurality of electrode pads on an outer surface of the semiconductor stacked layer, the insulating layer and the electrode pads directly contacting the semiconductor stacked layer, wherein the insulating layer has a plurality of openings, and the electrode pads are respectively located in the openings of the insulating layer and separated by the insulating layer; and transferring the semiconductor stacked layer, the insulating layer and the electrode pads from the substrate to a driving backplane, wherein the electrode pads are respectively electrically connected to a portion of the semiconductor stacked layer and the driving backplane through the openings of the insulating layer to form a plurality of light emitting regions in the semiconductor stacked layer.Type: ApplicationFiled: December 26, 2018Publication date: November 21, 2019Applicant: Industrial Technology Research InstituteInventors: Ming-Hsien Wu, Chia-Hsin Chao, Yen-Hsiang Fang
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Publication number: 20190355785Abstract: A display array including a semiconductor stacked layer, an insulating layer, a plurality of electrode pads, and a driving backplane is provided. The semiconductor stacked layer has a plurality of light emitting regions. The insulating layer is disposed to an outer surface of the semiconductor stacked layer and contacts the semiconductor stacked layer. The insulating layer has a plurality of openings. The electrode pads are disposed to the insulating layer. The driving backplane is disposed to the semiconductor stacked layer. The electrode pads are respectively electrically connected to a portion of the semiconductor stacked layer and the driving backplane via the openings of the insulating layer to drive the light emitting regions. The electrode pads are located in the openings of the insulating layer and separated by the insulating layer, and the adjacent light emitting regions in the semiconductor stacked layer are not patterned.Type: ApplicationFiled: December 26, 2018Publication date: November 21, 2019Applicant: Industrial Technology Research InstituteInventors: Ming-Hsien Wu, Chia-Hsin Chao, Yen-Hsiang Fang
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Publication number: 20190198483Abstract: A display device including a circuit substrate, a plurality of pixels, and a light-shielding layer is provided. The pixels include a plurality of light-emitting elements. The light-emitting elements are disposed on the circuit substrate and are electrically connected to the circuit substrate. The light-emitting elements in the pixels are arranged along an arrangement direction. The light-shielding layer is disposed on the circuit substrate and has a plurality of pixel apertures. The pixels are disposed in a corresponding pixel aperture. The light-shielding layer includes a plurality of first light-shielding patterns extending in the arrangement direction and a plurality of second light-shielding patterns connected to the first light-shielding patterns. The extending direction of the second light-shielding patterns is different from the extending direction of the first light-shielding patterns.Type: ApplicationFiled: March 26, 2018Publication date: June 27, 2019Applicants: Industrial Technology Research Institute, Macroblock, Inc.Inventors: Po-Hsun Wang, Chia-Hsin Chao, Ming-Hsien Wu, Yen-Hsiang Fang, Chien-Chung Lin, Ming-Jer Kao, Feng-Pin Chang
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Patent number: 10147622Abstract: An electric-programmable magnetic module comprising a micro electro mechanical system (MEMS) chip and a bonding equipment is provided. The MEMS chip comprises a plurality of electromagnetic coils and each of the electromagnetic coils is individually controlled. The MEMS chip is assembled with and carried by the bonding equipment.Type: GrantFiled: February 9, 2017Date of Patent: December 4, 2018Assignees: Industrial Technology Research Institute, PlayNitride Inc.Inventors: Ming-Hsien Wu, Yen-Hsiang Fang, Chia-Hsin Chao
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Patent number: 10134709Abstract: A light emitting diode package including a circuit layer, a light-shielding layer, a plurality of light emitting diodes and an encapsulation layer is provided. A thickness of the circuit layer is less than 100 ?m. The light-shielding layer is disposed on a first surface of the circuit layer and the light-shielding layer has a plurality of apertures. The light emitting diodes are disposed on the first surface of the circuit layer and in the apertures of the light-shielding layer. The light emitting diodes are electrically connected to the circuit layer. The encapsulation layer covers the light-shielding layer. A refractive index of the encapsulation layer is 1.4 and to 1.7. The Young's modulus of the encapsulation layer is larger than or equal to 1 GPa. A thickness of the encapsulation layer is greater than thicknesses of the light emitting diodes.Type: GrantFiled: December 21, 2017Date of Patent: November 20, 2018Assignee: Industrial Technology Research InstituteInventors: Ming-Hsien Wu, Yao-Jun Tsai, Chia-Hsin Chao, Yen-Hsiang Fang, Yi-Chen Lin, Ching-Ya Yeh
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Publication number: 20180301265Abstract: A magnetic transfer module adapted to transfer a plurality of electronic elements. The magnetic transfer module includes an electromagnet and a plurality of transfer unit. The transfer units are connected to the electromagnet, each of the transfer units includes a ferromagnetic material element, and at least one of the transfer units includes a heating element. The electromagnet magnetizes the ferromagnetic material element, such that the ferromagnetic material element magnetically attracts one of the electronic elements. The heating element is disposed between the electromagnet and the ferromagnetic material element, and heats the ferromagnetic material element to demagnetize the ferromagnetic material element while being actuated.Type: ApplicationFiled: November 27, 2017Publication date: October 18, 2018Applicant: Industrial Technology Research InstituteInventors: Ming-Hsien Wu, Yen-Hsiang Fang, Chia-Hsin Chao
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Patent number: 9977192Abstract: An optical receiver including a photodetector and a waveguide is provided. The photodetector includes a plurality of photosensitive regions arranged in an array. The waveguide is disposed on the photodetector and includes a plurality of gratings, a plurality of optical channels, and a plurality of light-deflection elements. The gratings are respectively adapted to collect light beams incident on the waveguide at different angles. The optical channels are adapted to propagate the light beams collected by the gratings. The light-deflection elements are disposed on transmission paths of the light beams propagating in the optical channels and are located above the photosensitive regions. The light-deflection elements are adapted to propagate the light beams propagating in the optical channels to the photosensitive regions. An optical transceiver is also provided.Type: GrantFiled: July 29, 2016Date of Patent: May 22, 2018Assignee: Industrial Technology Research InstituteInventors: Chia-Hsin Chao, Yen-Hsiang Fang, Chun-Hsing Lee, Kai-Ning Ku
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Publication number: 20180108284Abstract: A three-dimensional display module includes a substrate, a display layer, a first electrode layer, a liquid-crystal layer, a second electrode layer, and a drive unit. The substrate has first electrodes and second electrodes. The display layer is disposed on the substrate and includes light-emitting elements. The first electrode layer is disposed on the display layer. The liquid-crystal layer is disposed on the display layer. The second electrode layer is disposed on the liquid-crystal layer. The drive unit drives the first electrodes and the first electrode layer to supply power to the light-emitting elements, such that the light-emitting elements generate light passing through the liquid-crystal layer to form a display image. The drive unit drives the second electrodes and the second electrode layer to produce an electric field on the liquid-crystal layer to change focal length of the liquid-crystal layer so as to control depth of field of the display image.Type: ApplicationFiled: December 8, 2016Publication date: April 19, 2018Applicant: Industrial Technology Research InstituteInventors: Ying-Chien Chu, Yen-Hsiang Fang, Chia-Hsin Chao, Ming-Hsien Wu, Shih-Hao Wang
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Publication number: 20180032826Abstract: A biometric device includes a substrate, an image sensor, at least one infrared light emitting diode (IR LED), a supporting structure and an optical layer. The image sensor is disposed on the substrate. The at least one IR LED is disposed on the substrate. The supporting structure is disposed on the substrate and located between the image sensor and the at least one infrared light emitting diode. The optical layer is disposed on the supporting structure, covers the image sensor, and includes a coded pattern.Type: ApplicationFiled: October 11, 2017Publication date: February 1, 2018Applicant: Industrial Technology Research InstituteInventors: Chia-Hsin Chao, Yen-Hsiang Fang, Ming-Hsien Wu, Po-Hsun Wang
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Patent number: 9825013Abstract: A light emitting device array including a circuit substrate and a plurality of device layers is provided. The circuit substrate includes a plurality of bonding pads and a plurality of conductive bumps located over the bonding pads. The device layers are capable of emitting different colored lights electrically connected with the circuit substrate through the conductive bumps and the bonding pads. The device layers capable of emitting different colored lights have different thicknesses and the conductive bumps bonded with the device layers capable of emitting different colored lights have different heights such that top surfaces of the device layers capable of emitting different colored lights are located on a same level of height.Type: GrantFiled: December 16, 2015Date of Patent: November 21, 2017Assignee: Industrial Technology Research InstituteInventors: Wen-Yung Yeh, Chia-Hsin Chao, Ming-Hsien Wu, Kuang-Yu Tai
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Patent number: 9692509Abstract: A driving method of a light emitting device including visible light emitting elements is provided. In a first visible light communication mode, a first portion of the visible light emitting elements is driven and a second portion of the visible light emitting elements is idled for the first portion of the visible light emitting elements having a first current density. In a second visible light communication mode, each of the visible light emitting elements is driven so as to have a second current density. An illumination brightness difference of the light emitting device between the first visible light communication mode and the second visible light communication mode is smaller than 15%.Type: GrantFiled: December 21, 2015Date of Patent: June 27, 2017Assignee: Industrial Technology Research InstituteInventors: Chia-Hsin Chao, Yen-Hsiang Fang, Ming-Hsien Wu
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Publication number: 20170148650Abstract: An electric-programmable magnetic module comprising a micro electro mechanical system (MEMS) chip and a bonding equipment is provided. The MEMS chip comprises a plurality of electromagnetic coils and each of the electromagnetic coils is individually controlled. The MEMS chip is assembled with and carried by the bonding equipment.Type: ApplicationFiled: February 9, 2017Publication date: May 25, 2017Applicants: Industrial Technology Research Institute, PlayNitride Inc.Inventors: Ming-Hsien Wu, Yen-Hsiang Fang, Chia-Hsin Chao
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Publication number: 20170149498Abstract: A driving method of a light emitting device including visible light emitting elements is provided. In a first visible light communication mode, a first portion of the visible light emitting elements is driven and a second portion of the visible light emitting elements is idled for the first portion of the visible light emitting elements having a first current density. In a second visible light communication mode, each of the visible light emitting elements is driven so as to have a second current density. An illumination brightness difference of the light emitting device between the first visible light communication mode and the second visible light communication mode is smaller than 15%.Type: ApplicationFiled: December 21, 2015Publication date: May 25, 2017Inventors: Chia-Hsin Chao, Yen-Hsiang Fang, Ming-Hsien Wu
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Patent number: 9653382Abstract: A semiconductor laser structure is provided. The semiconductor laser comprises a central thermal shunt, a ring shaped silicon waveguide, a contiguous thermal shunt, an adhesive layer and a laser element. The central thermal shunt is located on a SOI substrate which has a buried oxide layer surrounding the central thermal shunt. The ring shaped silicon waveguide is located on the buried oxide layer and surrounds the central thermal shunt. The ring shaped silicon waveguide includes a P-N junction of a p-type material portion, an n-type material portion and a depletion region there between. The contiguous thermal shunt covers a portion of the buried oxide layer and surrounds the ring shaped silicon waveguide. The adhesive layer covers the ring shaped silicon waveguide and the buried oxide layer. The laser element covers the central thermal shunt, the adhesive layer and the contiguous thermal shunt.Type: GrantFiled: September 24, 2015Date of Patent: May 16, 2017Assignee: Industrial Technology Research InstituteInventors: Jui-Ying Lin, Yen-Hsiang Fang, Chia-Hsin Chao, Yao-Jun Tsai, Yi-Chen Lin
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Patent number: 9613886Abstract: An optical coupling module includes a silicon photonic substrate, and an optical waveguide module. The silicon photonic substrate has a first surface and a first grating on the first surface for diffracting the light which passes through the grating. The optical waveguide module is disposed on the silicon photonic substrate, wherein the optical waveguide module includes an optical waveguide having an end disposed in corresponding to the first grating of the silicon photonic substrate. Otherwise, the optical waveguide module has a reflective surface coupled to the end of the optical waveguide and adapted to reflect the light emerging from or incident into the grating to form an optical path between the silicon photonic substrate and the optical waveguide for transmitting the light.Type: GrantFiled: August 29, 2014Date of Patent: April 4, 2017Assignee: Industrial Technology Research InstituteInventors: Jui-Ying Lin, Chia-Hsin Chao, Shu-Mei Yang, Chun-Hsing Lee, Chien-Chun Lu
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Patent number: 9607907Abstract: A picking-up and placement process for electronic devices comprising: (a) providing a first substrate having a plurality of electronic devices formed thereon, the electronic devices being arranged in an array, and each of the electronic devices comprising a magnetic portion; (b) selectively picking-up parts of the electronic devices from the first substrate via a magnetic force generated from an electric-programmable magnetic module; and (c) bonding the parts of the electronic devices picked-up by the electric-programmable magnetic module with a second substrate.Type: GrantFiled: November 30, 2015Date of Patent: March 28, 2017Assignees: Industrial Technology Research Institute, PlayNitride Inc.Inventors: Ming-Hsien Wu, Yen-Hsiang Fang, Chia-Hsin Chao