Patents by Inventor Kang Han
Kang Han 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: 20180350784Abstract: An embodiment is a structure including a first package including a first die, and a molding compound at least laterally encapsulating the first die, a second package bonded to the first package with a first set of conductive connectors, the second package comprising a second die, and an underfill between the first package and the second package and surrounding the first set of conductive connectors, the underfill having a first portion extending up along a sidewall of the second package, the first portion having a first sidewall, the first sidewall having a curved portion and a planar portion.Type: ApplicationFiled: July 31, 2018Publication date: December 6, 2018Inventors: Hsi-Kuei Cheng, Ching Fu Chang, Chih-Kang Han, Hsin-Chieh Huang
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Patent number: 10128182Abstract: A semiconductor structure includes a substrate; a die disposed over the substrate, and including a die pad, a conductive via disposed over the die pad and a dielectric material surrounding the conductive via; a molding disposed over the substrate and surrounding the die; a lower dielectric layer disposed nearer the substrate and over the dielectric material and the molding; and an upper dielectric layer disposed further the substrate and over the lower dielectric layer, wherein a material content ratio in the upper dielectric layer is substantially greater than that in the lower dielectric layer, and the material content ratio substantially inversely affects a mechanical strength of the upper dielectric layer and the lower dielectric layer.Type: GrantFiled: January 19, 2017Date of Patent: November 13, 2018Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Hsi-Kuei Cheng, Chih-Kang Han, Ching-Fu Chang, Hsin-Chieh Huang
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Publication number: 20180174937Abstract: A method includes forming a first polymer layer to cover a metal pad of a wafer, and patterning the first polymer layer to form a first opening. A first sidewall of the first polymer layer exposed to the first opening has a first tilt angle where the first sidewall is in contact with the metal pad. The method further includes forming a metal pillar in the first opening, sawing the wafer to generate a device die, encapsulating the device die in an encapsulating material, performing a planarization to reveal the metal pillar, forming a second polymer layer over the encapsulating material and the device die, and patterning the second polymer layer to form a second opening. The metal pillar is exposed through the second opening. A second sidewall of the second polymer layer exposed to the second opening has a second tilt angle greater than the first tilt angle.Type: ApplicationFiled: February 12, 2018Publication date: June 21, 2018Inventors: Hsi-Kuei Cheng, Ching Fu Chang, Chih-Kang Han, Hsin-Chieh Huang
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Publication number: 20180151512Abstract: A semiconductor device includes: a first dielectric layer having a first surface; a molding compound disposed on the first surface of the first dielectric layer; a second dielectric layer having a first surface disposed on the molding compound; a via disposed in the molding compound; and a first conductive bump disposed on the via and surrounded by the second dielectric layer; wherein the first dielectric layer and the second dielectric layer are composed of the same material. The filling material has a thickness between the second dielectric layer and the semiconductor die, and the diameter of the hole is inversely proportional to the thickness of the filling material.Type: ApplicationFiled: April 12, 2017Publication date: May 31, 2018Inventors: SHIN-PUU JENG, TZU-JUI FANG, HSI-KUEI CHENG, CHIH-KANG HAN, YI-JEN LAI, HSIEN-WEN LIU, YI-JOU LIN
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Patent number: 9965238Abstract: A method and an apparatus for sharing display frame are provided. The apparatus includes a display unit, a communication unit, and a processing unit. In the method, a plurality of electronic apparatuses are searched by the processing unit through the communication unit, where each of the electronic apparatuses is configured to display a corresponding display frame. The processing unit selects one or a plurality of the electronic apparatuses, and synchronously displays at least first frame displayed by the display unit on one or a plurality of the selected electronic apparatus.Type: GrantFiled: September 29, 2014Date of Patent: May 8, 2018Assignee: Wistron CorporationInventor: Yen-Kang Han
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Publication number: 20180082917Abstract: A method includes forming a first polymer layer to cover a metal pad of a wafer, and patterning the first polymer layer to form a first opening. A first sidewall of the first polymer layer exposed to the first opening has a first tilt angle where the first sidewall is in contact with the metal pad. The method further includes forming a metal pillar in the first opening, sawing the wafer to generate a device die, encapsulating the device die in an encapsulating material, performing a planarization to reveal the metal pillar, forming a second polymer layer over the encapsulating material and the device die, and patterning the second polymer layer to form a second opening. The metal pillar is exposed through the second opening. A second sidewall of the second polymer layer exposed to the second opening has a second tilt angle greater than the first tilt angle.Type: ApplicationFiled: December 23, 2016Publication date: March 22, 2018Inventors: Hsi-Kuei Cheng, Ching Fu Chang, Chih-Kang Han, Hsin-Chieh Huang
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Publication number: 20180082988Abstract: An embodiment is a structure including a first package including a first die, and a molding compound at least laterally encapsulating the first die, a second package bonded to the first package with a first set of conductive connectors, the second package comprising a second die, and an underfill between the first package and the second package and surrounding the first set of conductive connectors, the underfill having a first portion extending up along a sidewall of the second package, the first portion having a first sidewall, the first sidewall having a curved portion and a planar portion.Type: ApplicationFiled: December 1, 2016Publication date: March 22, 2018Inventors: Hsi-Kuei Cheng, Ching Fu Chang, Chih-Kang Han, Hsin-Chieh Huang
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Patent number: 9922896Abstract: A method includes forming a first polymer layer to cover a metal pad of a wafer, and patterning the first polymer layer to form a first opening. A first sidewall of the first polymer layer exposed to the first opening has a first tilt angle where the first sidewall is in contact with the metal pad. The method further includes forming a metal pillar in the first opening, sawing the wafer to generate a device die, encapsulating the device die in an encapsulating material, performing a planarization to reveal the metal pillar, forming a second polymer layer over the encapsulating material and the device die, and patterning the second polymer layer to form a second opening. The metal pillar is exposed through the second opening. A second sidewall of the second polymer layer exposed to the second opening has a second tilt angle greater than the first tilt angle.Type: GrantFiled: December 23, 2016Date of Patent: March 20, 2018Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Hsi-Kuei Cheng, Ching Fu Chang, Chih-Kang Han, Hsin-Chieh Huang
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Publication number: 20180076129Abstract: A semiconductor structure includes a substrate; a die disposed over the substrate, and including a die pad, a conductive via disposed over the die pad and a dielectric material surrounding the conductive via; a molding disposed over the substrate and surrounding the die; a lower dielectric layer disposed nearer the substrate and over the dielectric material and the molding; and an upper dielectric layer disposed further the substrate and over the lower dielectric layer, wherein a material content ratio in the upper dielectric layer is substantially greater than that in the lower dielectric layer, and the material content ratio substantially inversely affects a mechanical strength of the upper dielectric layer and the lower dielectric layer.Type: ApplicationFiled: January 19, 2017Publication date: March 15, 2018Inventors: HSI-KUEI CHENG, CHIH-KANG HAN, CHING-FU CHANG, HSIN-CHIEH HUANG
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Patent number: 9913301Abstract: A content sharing method for a first electronic device is provided. The method includes: scanning several wireless signals and determining several slave electronic devices sending the wireless signals; according to the wireless signals, calculating a wireless signal strength corresponding to each slave electronic device; and according to the wireless signal strengths of the slave electronic devices, choosing a first slave electronic device among the slave electronic devices, wherein the wireless signal strength of the first slave electronic device is stronger than the wireless signal strengths of the other wireless signal strengths among the wireless signal strengths. The method further includes: building up a connection to the first slave electronic device; and, through the connection, automatically sending a content played in the first electronic device to the first slave electronic device and synchronously displaying the content on the first slave electronic device.Type: GrantFiled: December 17, 2014Date of Patent: March 6, 2018Assignee: Wistron CorporationInventors: Yen-Kang Han, Po-Hsu Chen
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Patent number: 9675926Abstract: An oxygen concentrating apparatus includes: at least one adsorption bed which is filled with absorbent capable of selectively adsorbing nitrogen relative to oxygen; an air supplier which supplies pressurized air to the adsorption bed; a flow channel regulating valve unit which regulates flow channels by allowing the pressurized air to be supplied to the adsorption bed from the air supplier and by allowing the air to be discharged from the adsorption bed to be depressurized such that a nitrogen adsorption process and a nitrogen desorption process are alternately performed; and a water removing unit which separates water from the pressurized air supplied from the air supplier and removes the separated water. The flow channel regulating unit and the water removing unit are at least partially housed within a single housing.Type: GrantFiled: September 9, 2015Date of Patent: June 13, 2017Assignee: OXUS CO., LTD.Inventors: Tae Soo Lee, Hyun Seong Kim, Shin Kyu Han, Seung Kwon Oh, Kang Han Lee
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Publication number: 20170065926Abstract: An oxygen concentrating apparatus includes: at least one adsorption bed which is filled with absorbent capable of selectively adsorbing nitrogen relative to oxygen; an air supplier which supplies pressurized air to the adsorption bed; a flow channel regulating valve unit which regulates flow channels by allowing the pressurized air to be supplied to the adsorption bed from the air supplier and by allowing the air to be discharged from the adsorption bed to be depressurized such that a nitrogen adsorption process and a nitrogen desorption process are alternately performed; and a water removing unit which separates water from the pressurized air supplied from the air supplier and removes the separated water. The flow channel regulating unit and the water removing unit are at least partially housed within a single housing.Type: ApplicationFiled: September 9, 2015Publication date: March 9, 2017Applicant: SOGANG UNIVERSITY RESEARCH FOUNDATIONInventors: Tae Soo LEE, Hyun Seong KIM, Shin Kyu HAN, Seung Kwon OH, Kang Han LEE
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Patent number: 9456147Abstract: A video generating system includes: a plurality of image sensors, arranged to generate a plurality of images and a plurality of synchronization signals corresponding to the images; a combining circuit, coupled to the image sensors, arranged to generate a plurality of output images according to the images, and generate a plurality of output synchronization signals corresponding to the output images according to the synchronization signals; and a bus, coupled between the image sensors and the combining circuit, arranged to perform signal transmission. The image sensors comprise a first image sensor and a second image sensor; and when the combining circuit receives image data of at least a first image generated by the first image sensor, the combining circuit does not receive image data of at least a second image generated by the second image sensor at the same time.Type: GrantFiled: May 4, 2015Date of Patent: September 27, 2016Assignee: PixArt Imaging Inc.Inventors: Chih-Kang Han, En-Feng Hsu
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Publication number: 20160119415Abstract: A method for peer-to-peer multimedia data sharing suitable for an electronic device is provided. The method includes the following step: scanning at least one sink device having Peer-to-Peer connectivity; determining a candidate device from the at least one sink device according a distance between the electronic device and the at least one sink device; deriving a beacon from the candidate device; establishing a Peer-to-Peer connection with the candidate device according to the beacon; and transmitting multimedia data to the candidate device.Type: ApplicationFiled: September 8, 2015Publication date: April 28, 2016Inventors: Yen-Kang Han, Po-Hsu Chen
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Publication number: 20160094648Abstract: A content sharing method for a first electronic device is provided. The method includes: scanning several wireless signals and determining several slave electronic devices sending the wireless signals; according to the wireless signals, calculating a wireless signal strength corresponding to each slave electronic device; and according to the wireless signal strengths of the slave electronic devices, choosing a first slave electronic device among the slave electronic devices, wherein the wireless signal strength of the first slave electronic device is stronger than the wireless signal strengths of the other wireless signal strengths among the wireless signal strengths. The method further includes: building up a connection to the first slave electronic device; and, through the connection, automatically sending a content played in the first electronic device to the first slave electronic device and synchronously displaying the content on the first slave electronic device.Type: ApplicationFiled: December 17, 2014Publication date: March 31, 2016Inventors: Yen-Kang Han, Po-Hsu Chen
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Publication number: 20150378665Abstract: A method and an apparatus for sharing display frame are provided. The apparatus includes a display unit, a communication unit, and a processing unit. In the method, a plurality of electronic apparatuses are searched by the processing unit through the communication unit, where each of the electronic apparatuses is configured to display a corresponding display frame. The processing unit selects one or a plurality of the electronic apparatuses, and synchronously displays at least first frame displayed by the display unit on one or a plurality of the selected electronic apparatus.Type: ApplicationFiled: September 29, 2014Publication date: December 31, 2015Inventor: Yen-Kang Han
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Patent number: 9210449Abstract: A video generating system and a video generating method, which combine images generated by a plurality of different image sensors to generate output images, are provided. In the inventive video generating system and method, the image sensors share a signal transmission interface to transmit image data and synchronization signals in a time-shared manner to reduce the complexity of the signal transmission interface.Type: GrantFiled: June 25, 2013Date of Patent: December 8, 2015Assignee: PixArt Imaging Inc.Inventors: Chih-Kang Han, En-Feng Hsu
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Publication number: 20150307426Abstract: Processes for making and using compounds of formula (I): wherein R1, R2, R3, R4a, R4b, R5 and R6 are defined herein, as well as other indene derivatives are disclosed herein. These compounds are disclosed as being useful in treating inflammatory conditions or diseases.Type: ApplicationFiled: January 23, 2014Publication date: October 29, 2015Applicant: Aquinox Pharmaceuticals Inc.Inventors: Jeffery R. Raymond, Kang Han, Yuanlin Zhou, Yuehua He, Bradley Noren, James Gee Ken Yee
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Publication number: 20150237267Abstract: A video generating system includes: a plurality of image sensors, arranged to generate a plurality of images and a plurality of synchronization signals corresponding to the images; a combining circuit, coupled to the image sensors, arranged to generate a plurality of output images according to the images, and generate a plurality of output synchronization signals corresponding to the output images according to the synchronization signals; and a bus, coupled between the image sensors and the combining circuit, arranged to perform signal transmission. The image sensors comprise a first image sensor and a second image sensor; and when the combining circuit receives image data of at least a first image generated by the first image sensor, the combining circuit does not receive image data of at least a second image generated by the second image sensor at the same time.Type: ApplicationFiled: May 4, 2015Publication date: August 20, 2015Inventors: Chih-Kang Han, En-Feng Hsu
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Patent number: 9068389Abstract: The present invention relates to a damping hinge device, including a first core shaft, a first ring, a core shaft sleeve and a second ring; one end section of the first core shaft is formed as a connection part and installed a damping contact part; the first ring is sleeved on the first core shaft and positioned between the connection part and the damping contact part; one end section of the core shaft sleeve is concavely formed with an accommodation slot for accommodating the damping contact part, the viscous damping layer and the first ring; the second ring is sleeved on the first core shaft and combined with the core shaft sleeve, the second ring is served to cover the first ring for sealing the viscous damping layer thereby allowing the viscous damping layer to generate a viscous resistance to the damping contact part being in a rotating status.Type: GrantFiled: January 22, 2014Date of Patent: June 30, 2015Assignee: JARLLYTEC CO., LTD.Inventors: Kang-Han Cheng, Kun-Yeh Lee