Patents by Inventor Bai-Yao Lou
Bai-Yao Lou 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: 9761555Abstract: A manufacturing method of a passive component structure includes the following steps. A protection layer is formed on a substrate, and bond pads of the substrate are respectively exposed through protection layer openings. A conductive layer is formed on the bond pads and the protection layer. A patterned photoresist layer is formed on the conductive layer, and the conductive layer adjacent to the protection layer openings is exposed through photoresist layer openings. Copper bumps are respectively electroplated on the conductive layer. The photoresist layer and the conductive layer not covered by the copper bumps are removed. A passivation layer is formed on the copper bumps and the protection layer, and at least one of the copper bumps is exposed through a passivation layer opening. A diffusion barrier layer and an oxidation barrier layer are chemically plated in sequence on the copper bump.Type: GrantFiled: January 23, 2015Date of Patent: September 12, 2017Assignee: XINTEC INC.Inventors: Jiun-Yen Lai, Yu-Wen Hu, Bai-Yao Lou, Chia-Sheng Lin, Yen-Shih Ho, Hsin Kuan
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Publication number: 20170179058Abstract: A bump structure includes a pad. A passivation layer covers a perimeter of the pad. The passivation layer includes an opening exposing an area of the pad. A first portion is disposed on the pad. The first portion includes a top surface and a sidewall. A second portion covers the top surface and entire sidewall of the first portion.Type: ApplicationFiled: December 16, 2015Publication date: June 22, 2017Inventor: Bai-Yao Lou
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Publication number: 20160380024Abstract: A method for fabricating an image sensor chip package begins at providing a wafer, which includes forming a plurality of image sensor components on a substrate, forming a plurality of spacers on the substrate for separating the image sensor components, and disposing a transparent plate on the spacers. The method further includes forming a plurality of stress notches on the transparent plate. After the stress notches are formed, the transparent plate is pressed and the substrate is cut at the second chambers. The transparent plate is broken along the stress notches.Type: ApplicationFiled: September 9, 2016Publication date: December 29, 2016Inventors: Chih-Hao CHEN, Bai-Yao LOU, Shih-Kuang CHEN
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Patent number: 9449897Abstract: An embodiment of the invention provides a chip package which includes: a semiconductor substrate; a device region formed in the semiconductor substrate; at least a conducting pad disposed over a surface of the semiconductor substrate; a protection plate disposed over the surface of the semiconductor substrate; and a spacer layer disposed between the surface of the semiconductor substrate and the protection plate, wherein the protection plate and the spacer layer surround a cavity over the device region, the spacer layer has an outer side surface away from the cavity, and the outer side surface of the spacer layer is not a cutting surface.Type: GrantFiled: March 5, 2014Date of Patent: September 20, 2016Assignee: XINTEC INC.Inventors: Bai-Yao Lou, Shih-Kuang Chen, Sheng-Yuan Lee
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Patent number: 9293394Abstract: An embodiment of the invention provides a chip package which includes a substrate having a first surface and a second surface; a conducting pad structure located on the first surface; a dielectric layer located on the first surface of the substrate and the conducting pad structure, wherein the dielectric layer has an opening exposing a portion of the conducting pad structure; and a cap layer located on the dielectric layer and filled into the opening.Type: GrantFiled: April 23, 2014Date of Patent: March 22, 2016Assignee: XINTEC INC.Inventors: Bai-Yao Lou, Tsang-Yu Liu, Chia-Sheng Lin, Tzu-Hsiang Hung
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Publication number: 20150214162Abstract: A manufacturing method of a passive component structure includes the following steps. A protection layer is formed on a substrate, and bond pads of the substrate are respectively exposed through protection layer openings. A conductive layer is formed on the bond pads and the protection layer. A patterned photoresist layer is formed on the conductive layer, and the conductive layer adjacent to the protection layer openings is exposed through photoresist layer openings. Copper bumps are respectively electroplated on the conductive layer. The photoresist layer and the conductive layer not covered by the copper bumps are removed. A passivation layer is formed on the copper bumps and the protection layer, and at least one of the copper bumps is exposed through a passivation layer opening. A diffusion barrier layer and an oxidation barrier layer are chemically plated in sequence on the copper bump.Type: ApplicationFiled: January 23, 2015Publication date: July 30, 2015Inventors: Jiun-Yen LAI, Yu-Wen HU, Bai-Yao LOU, Chia-Sheng LIN, Yen-Shih HO, Hsin KUAN
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Patent number: 9088206Abstract: A power module includes a substrate; a conductive path layer formed on the substrate with a specific pattern as an inductor; a connection layer being formed on the substrate and electrically connected to a first terminal of the inductor; and a first transistor, electrically mounted on the substrate through the connection layer.Type: GrantFiled: January 26, 2012Date of Patent: July 21, 2015Inventors: Ho-Yin Yiu, Chien-Hung Liu, Wei-Chung Yang, Bai-Yao Lou
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Patent number: 9023676Abstract: A wafer packaging method includes the following steps. A light transmissive carrier is provided. A hydrolytic temporary bonding layer is formed on the light transmissive carrier. A first surface of a light transmissive protection sheet is bonded to the hydrolytic temporary bonding layer, such that the hydrolytic temporary bonding layer is located between the light transmissive protection sheet and the light transmissive carrier. A second surface of the light transmissive protection sheet facing away from the first surface is bonded to a third surface of a wafer. The light transmissive carrier, the hydrolytic temporary bonding layer, the light transmissive protection sheet, and the wafer are immersed in a high temperature liquid, such that adhesion force of the hydrolytic temporary bonding layer is eliminated. The light transmissive protection sheet and the wafer are obtained from the high temperature liquid.Type: GrantFiled: January 28, 2014Date of Patent: May 5, 2015Assignee: Xintec Inc.Inventors: Chih-Hao Chen, Bai-Yao Lou, Shih-Kuang Chen
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Publication number: 20140252642Abstract: An embodiment of the invention provides a chip package which includes: a semiconductor substrate; a device region formed in the semiconductor substrate; at least a conducting pad disposed over a surface of the semiconductor substrate; a protection plate disposed over the surface of the semiconductor substrate; and a spacer layer disposed between the surface of the semiconductor substrate and the protection plate, wherein the protection plate and the spacer layer surround a cavity over the device region, the spacer layer has an outer side surface away from the cavity, and the outer side surface of the spacer layer is not a cutting surface.Type: ApplicationFiled: March 5, 2014Publication date: September 11, 2014Applicant: XINTEC INC.Inventors: Bai-Yao LOU, Shih-Kuang CHEN, Sheng-Yuan LEE
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Publication number: 20140231966Abstract: An embodiment of the invention provides a chip package which includes a substrate having a first surface and a second surface; a conducting pad structure located on the first surface; a dielectric layer located on the first surface of the substrate and the conducting pad structure, wherein the dielectric layer has an opening exposing a portion of the conducting pad structure; and a cap layer located on the dielectric layer and filled into the opening.Type: ApplicationFiled: April 23, 2014Publication date: August 21, 2014Applicant: XINTEC INC.Inventors: Bai-Yao LOU, Tsang-Yu LIU, Chia-Sheng LIN, Tzu-Hsiang HUNG
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Publication number: 20140213010Abstract: A wafer packaging method includes the following steps. A light transmissive carrier is provided. A hydrolytic temporary bonding layer is formed on the light transmissive carrier. A first surface of a light transmissive protection sheet is bonded to the hydrolytic temporary bonding layer, such that the hydrolytic temporary bonding layer is located between the light transmissive protection sheet and the light transmissive carrier. A second surface of the light transmissive protection sheet facing away from the first surface is bonded to a third surface of a wafer. The light transmissive carrier, the hydrolytic temporary bonding layer, the light transmissive protection sheet, and the wafer are immersed in a high temperature liquid, such that adhesion force of the hydrolytic temporary bonding layer is eliminated. The light transmissive protection sheet and the wafer are obtained from the high temperature liquid.Type: ApplicationFiled: January 28, 2014Publication date: July 31, 2014Applicant: Xintec Inc.Inventors: Chih-Hao CHEN, Bai-Yao LOU, Shih-Kuang CHEN
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Patent number: 8791768Abstract: Embodiments of the present invention provide a capacitive coupler packaging structure including a substrate with at least one capacitor and a receiver formed thereon, wherein the at least one capacitor at least includes a first electrode layer, a second electrode layer and a capacitor dielectric layer therebetween, and the first electrode layer is electrically connected to the receiver via a solder ball. The capacitive coupler packaging structure also includes a transmitter electrically connecting to the capacitor.Type: GrantFiled: January 26, 2012Date of Patent: July 29, 2014Inventors: Ho-Yin Yiu, Chien-Hung Liu, Ying-Nan Wen, Shih-Yi Lee, Wei-Chung Yang, Bai-Yao Lou, Hung-Jen Lee
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Patent number: 8778798Abstract: An electronic device package is disclosed. The package includes at least one semiconductor chip having a first surface and a second surface opposite thereto, in which at least one redistribution layer is disposed on the first surface of the semiconductor chip and is electrically connected to at least one conductive pad structure. At least one abut portion is disposed on the redistribution layer and electrically contacting thereto. A passivation layer covers the first surface of the semiconductor chip and surrounds the abut portion. A substrate is attached onto the second surface of the semiconductor chip. A fabrication method of the electronic device package is also disclosed.Type: GrantFiled: March 12, 2014Date of Patent: July 15, 2014Inventors: Shu-Ming Chang, Bai-Yao Lou, Ying-Nan Wen, Chien-Hung Liu
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Publication number: 20140193950Abstract: An electronic device package is disclosed. The package includes at least one semiconductor chip having a first surface and a second surface opposite thereto, in which at least one redistribution layer is disposed on the first surface of the semiconductor chip and is electrically connected to at least one conductive pad structure. At least one abut portion is disposed on the redistribution layer and electrically contacting thereto. A passivation layer covers the first surface of the semiconductor chip and surrounds the abut portion. A substrate is attached onto the second surface of the semiconductor chip. A fabrication method of the electronic device package is also disclosed.Type: ApplicationFiled: March 12, 2014Publication date: July 10, 2014Applicant: XINTEC INC.Inventors: Shu-Ming CHANG, Bai-Yao LOU, Ying-Nan WEN, Chien-Hung LIU
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Publication number: 20140191350Abstract: An image sensor chip package is disclosed, which includes a substrate, an image sensor component formed on the substrate, a spacer formed on the substrate and surrounding the image sensor component, and a transparent plate. A stress notch is formed on a side of the transparent plate, and a breaking surface is extended from the stress notch. A method for fabricating the image sensor chip package is also disclosed.Type: ApplicationFiled: January 8, 2014Publication date: July 10, 2014Applicant: XINTEC INC.Inventors: Chih-Hao CHEN, Bai-Yao LOU, Shih-Kuang CHEN
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Patent number: 8742564Abstract: An embodiment of the invention provides a chip package which includes a substrate having a first surface and a second surface; a conducting pad structure located on the first surface; a dielectric layer located on the first surface of the substrate and the conducting pad structure, wherein the dielectric layer has an opening exposing a portion of the conducting pad structure; and a cap layer located on the dielectric layer and filled into the opening.Type: GrantFiled: January 13, 2012Date of Patent: June 3, 2014Inventors: Bai-Yao Lou, Tsang-Yu Liu, Chia-Sheng Lin, Tzu-Hsiang Hung
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Patent number: 8710680Abstract: An electronic device package is disclosed. The package includes at least one semiconductor chip having a first surface and a second surface opposite thereto, in which at least one redistribution layer is disposed on the first surface of the semiconductor chip and is electrically connected to at least one conductive pad structure. At least one abut portion is disposed on the redistribution layer and electrically contacting thereto. A passivation layer covers the first surface of the semiconductor chip and surrounds the abut portion. A substrate is attached onto the second surface of the semiconductor chip. A fabrication method of the electronic device package is also disclosed.Type: GrantFiled: March 21, 2011Date of Patent: April 29, 2014Inventors: Shu-Ming Chang, Bai-Yao Lou, Ying-Nan Wen, Chien-Hung Liu
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Patent number: 8604578Abstract: An embodiment of the invention provides a chip package which includes: a substrate having a first surface and a second surface; an optoelectronic device disposed at the first surface; a protection layer located on the second surface of the substrate, wherein the protection layer has an opening; a light shielding layer located on the second surface of the substrate, wherein a portion of the light shielding layer extends into the opening of the protection layer; a conducting bump disposed on the second surface of the substrate and filled in the opening of the protection layer; and a conducting layer located between the substrate and the protection layer, wherein the conducting layer electrically connects the optoelectronic device to the conducting bump.Type: GrantFiled: October 21, 2011Date of Patent: December 10, 2013Inventors: Hsin-Chih Chiu, Chia-Ming Cheng, Chuan-Jin Shiu, Bai-Yao Lou
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Patent number: 8541877Abstract: The invention provides an electronic device package and a method for fabricating the same. The electronic device package includes a carrier wafer. An electronic device chip with a plurality of conductive pads thereon is disposed over the carrier wafer. An isolation laminating layer includes a lower first isolation layer, which covers the carrier wafer and the electronic device chip, and an upper second isolation layer. The isolation laminating layer has a plurality of openings to expose the conductive pads. A plurality of redistribution patterns is conformably formed on the isolation laminating layer and in the openings. The redistribution patterns are electrically connected to the conductive pads, respectively. A plurality of conductive bumps is respectively formed on the redistribution patterns, electrically connected to the conductive pads.Type: GrantFiled: August 3, 2010Date of Patent: September 24, 2013Inventors: Chia-Lun Tsai, Ching-Yu Ni, Tien-Hao Huang, Chia-Ming Cheng, Wen-Cheng Chien, Nan-Chun Lin, Wei-Ming Chen, Shu-Ming Chang, Bai-Yao Lou
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Patent number: 8431946Abstract: An embodiment of the invention provides a chip package which includes: a substrate having a first surface and a second surface; an optical device disposed on the first surface; a conducting pad disposed on the first surface; a first alignment mark formed on the first surface; and a light shielding layer disposed on the second surface and having a second alignment mark, wherein the second alignment mark corresponds to the first alignment mark.Type: GrantFiled: May 24, 2011Date of Patent: April 30, 2013Inventors: Hsin-Chih Chiu, Chia-Ming Cheng, Chuan-Jin Shiu, Bai-Yao Lou