Patents by Inventor Yu-Pin Hsu
Yu-Pin Hsu 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: 20240110030Abstract: A styrene-modified polyethylene-based expandable resin particle is provided, which comprise a polyethylene resin and a polystyrene resin, wherein a content of the polyethylene resin ranges from 5 wt % to 30 wt % and a content of the polystyrene resin ranges from 70 wt % to 95 wt % based on 100 wt % of the polyethylene resin and the polystyrene resin, wherein the expandable resin particle comprises a xylene insoluble matter and an acetone insoluble matter, and a ratio of a content of the xylene insoluble matter to a content of the acetone insoluble matter ranges from 0.01 to 5. In addition, an expanded resin particle and a foamed resin molded article prepared by the aforesaid expandable resin particle are also provided. Furthermore, a method for manufacturing the aforesaid expandable resin particle is also provided.Type: ApplicationFiled: September 28, 2023Publication date: April 4, 2024Inventors: Han-Liou YI, Yao-Hsien CHUNG, Cheng-Ting HSIEH, Yu-Pin LIN, Keng-Wei HSU
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Publication number: 20240089607Abstract: An image sensing device and a control device of an illumination device thereof are provided. The control device includes a control circuit, an operation circuit, and multiple driving signal generators. The control circuit generates multiple control signals. The operation circuit performs a logical operation on the control signals and an image capturing signal to generate multiple operation results. The driving signal generator respectively provides multiple driving signals to the illumination device according to the operation results, and the driving signals respectively have multiple different output powers.Type: ApplicationFiled: May 29, 2023Publication date: March 14, 2024Applicant: HTC CorporationInventors: Chao Shuan Huang, Sheng-Long Wu, Yu-Jui Hsu, Shih-Yao Tsai, Tun-Hao Chao, Sen-Lin Chung, Chih Pin Chung, Chih-Yuan Chien, Shih Hong Sun
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Patent number: 11921101Abstract: Disclosed are calibration techniques that can be implemented by a device that conducts biological tests. In certain embodiments, the device for testing a biological specimen includes a receiving mechanism to receive a carrier, a camera module arranged to capture imagery of the carrier, and a processor. Some examples of the processor can detect a calibration mode trigger. In calibration mode, the processor can divide the captured imagery into segments and selectively perform one or more calibration procedures for each segment. Then, the processor records a calibration result for each segment.Type: GrantFiled: January 25, 2022Date of Patent: March 5, 2024Assignee: Bonraybio Co., Ltd.Inventors: Cheng-Teng Hsu, Chih-Pin Chang, Kuang-Li Huang, Yu-Chiao Chi, Chia-Wei Chang, Chiung-Han Wang
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Publication number: 20240071947Abstract: A semiconductor package including a ring structure with one or more indents and a method of forming are provided. The semiconductor package may include a substrate, a first package component bonded to the substrate, wherein the first package component may include a first semiconductor die, a ring structure attached to the substrate, wherein the ring structure may encircle the first package component in a top view, and a lid structure attached to the ring structure. The ring structure may include a first segment, extending along a first edge of the substrate, and a second segment, extending along a second edge of the substrate. The first segment and the second segment may meet at a first corner of the ring structure, and a first indent of the ring structure may be disposed at the first corner of the ring structure.Type: ApplicationFiled: August 30, 2022Publication date: February 29, 2024Inventors: Yu-Ling Tsai, Lai Wei Chih, Meng-Tsan Lee, Hung-Pin Chang, Li-Han Hsu, Chien-Chia Chiu, Cheng-Hung Lin
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Publication number: 20220354407Abstract: In an embodiment, there is provided an apparatus. The apparatus includes an analog front end for biosignal acquisition. The analog front end includes an instrumentation amplifier and a reconfigurable filter. The instrumentation amplifier is configured to receive a biosignal and includes a super class-AB output stage. The reconfigurable filter is coupled to an output of the instrumentation amplifier. The reconfigurable filter has a selectable gain and an adjustable bandwidth. The bandwidth is adjusted based, at least in part, on a duty cycle of a clock signal.Type: ApplicationFiled: November 13, 2019Publication date: November 10, 2022Applicant: RENSSELAER POLYTECHNIC INSTITUTEInventors: Yu-Pin Hsu, Zemin Liu, Mona Mostafa Hella
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Publication number: 20220257126Abstract: One embodiment provides an offset calibration circuitry configured to compensate an offset voltage of a resistive bridge sensor. The offset calibration circuitry includes a first current digital to analog converter (IDAC) coupled to a first successive approximation register (SAR), a second IDAC coupled to a second SAR and an SAR controller circuitry. The first IDAC is configured to couple to a negative voltage port of a resistive bridge sensor. The first SAR is configured to store a circuitry first digital value. The second IDAC is configured to couple to a positive voltage port of the resistive bridge sensor. The second SAR is configured to store a second digital value. The SAR controller circuitry is configured to adjust each bit of the first SAR and each bit of the second SAR based, at least in part, on an output of a comparator. The comparator is configured to compare a voltage on the negative voltage port or a voltage on the positive voltage port to a common mode voltage.Type: ApplicationFiled: June 26, 2020Publication date: August 18, 2022Applicant: RENSSELAER POLYTECHNIC INSTITUTEInventors: Yu-Pin Hsu, Zemin Liu, Mona Mostafa Hella
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Publication number: 20220150900Abstract: A wireless communication system and an apparatus and method for determining a network transmission mechanism are provided. The apparatus stores several transmission policies. Each transmission policy corresponds to a predetermined strength distribution and includes a first predetermined transmission mechanism and a second predetermined transmission mechanism. The apparatus determines a real strength distribution among several terminal apparatuses according to their signal strength, determines a selected policy based on the real strength distribution and the predetermined strength distributions, and determines a user transmission mechanism for each terminal apparatus. Each user transmission mechanism includes the first predetermined transmission mechanism and/or the second predetermined transmission mechanism of the selected policy. The network transmission mechanism includes the user transmission mechanisms.Type: ApplicationFiled: November 23, 2020Publication date: May 12, 2022Inventors: Shin-Lin SHIEH, Yu-Chih HUANG, Yu-Pin HSU, Ting-YI CHU
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Patent number: 9845979Abstract: An evaporator includes a casing and a plurality of circulation units disposed on the casing. Each of the circulation units includes a flow path formed in the casing, an inlet formed in the casing for entry of one of refrigerants into the casing and fluidly communicating with the flow path, and an outlet formed in the casing spaced apart from the inlet for exit of the one of the refrigerants out the casing and fluidly communicating with the flow path. The circulation units are independent from each other and do not fluidly communicate with each other.Type: GrantFiled: December 15, 2015Date of Patent: December 19, 2017Assignee: WINWAY TECH. CO., LTD.Inventors: Ying-Chi Tsai, Yu-Pin Hsu, Chia-Pin Sun
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Patent number: 9845973Abstract: A cascade refrigeration system includes first and second cooling devices. The first cooling device includes a first compressor, a condenser, an expansion device, an evaporator having first and second passages independent from and not communicating with each other, and a first conduit interconnecting the first compressor, the condenser, the expansion device and the first passage. The second cooling device includes a second compressor, a heat exchanger, and a second conduit interconnecting the second compressor, the second passage and the heat exchanger. A circulation switching device includes a switching mechanism connected to the first conduit downstream of the condenser and upstream of the expansion device.Type: GrantFiled: December 15, 2015Date of Patent: December 19, 2017Assignee: WINWAY TECH. CO., LTD.Inventors: Ying-Chi Tsai, Yu-Pin Hsu, Chia-PIn Sun
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Publication number: 20170167765Abstract: An evaporator includes a casing and a plurality of circulation units disposed on the casing. Each of the circulation units includes a flow path formed in the casing, an inlet formed in the casing for entry of one of refrigerants into the casing and fluidly communicating with the flow path, and an outlet formed in the casing spaced apart from the inlet for exit of the one of the refrigerants out the casing and fluidly communicating with the flow path. The circulation units are independent from each other and do not fluidly communicate with each other.Type: ApplicationFiled: December 15, 2015Publication date: June 15, 2017Inventors: Ying-Chi TSAI, Yu-Pin HSU, Chia-Pin SUN
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Publication number: 20170167758Abstract: A cascade refrigeration system includes first and second cooling devices. The first cooling device includes a first compressor, a condenser, an expansion device, an evaporator having first and second passages independent from and not communicating with each other, and a first conduit interconnecting the first compressor, the condenser, the expansion device and the first passage. The second cooling device includes a second compressor, a heat exchanger, and a second conduit interconnecting the second compressor, the second passage and the heat exchanger. A circulation switching device includes a switching mechanism connected to the first conduit downstream of the condenser and upstream of the expansion device.Type: ApplicationFiled: December 15, 2015Publication date: June 15, 2017Inventors: Ying-Chi TSAI, Yu-Pin HSU, Chia-Pin SUN
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Patent number: 8729525Abstract: The present application relates to an opto-electronic device. The opto-electronic device includes an n-cladding layer, a p-cladding layer and a multi-quantum well structure. The multi-quantum well structure is located between the p-cladding layer and the n-cladding layer, and includes a plurality of barrier layers, a plurality of well layers and a barrier tuning layer. The barrier tuning layer is made by doping the barrier layer adjacent to the p-cladding layer with an impurity therein for changing an energy barrier thereof to improve the light extraction efficiency of the opto-electronic device.Type: GrantFiled: August 25, 2009Date of Patent: May 20, 2014Assignee: Epistar CorporationInventors: Jui-Yi Chu, Cheng-Ta Kuo, Yu-Pin Hsu, Chun-Kai Wang, Hsin-Hsien Wu, Yi-Chieh Lin
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Patent number: 8704252Abstract: This invention discloses a light-emitting device comprising a semiconductor stack layer having an active layer of a multiple quantum well (MQW) structure comprising alternate stack layers of quantum well layers and barrier layers, wherein the barrier layers comprise at least one doped barrier layer and one undoped barrier layer. The doped barrier layer can improve the carrier mobility of the electron holes and increase the light-emitting area and the internal quantum efficiency of the active layer.Type: GrantFiled: October 22, 2009Date of Patent: April 22, 2014Assignee: Epistar CorporationInventors: Chun-Kai Wang, Schang-Jing Hon, Yu-Pin Hsu, Jui-Yi Chu, Hsin-Hsien Wu, Wei-Yu Yen
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Patent number: 8487317Abstract: This invention discloses a GaN semiconductor device comprising a substrate; a metal-rich nitride compound thin film on the substrate; a buffer layer formed on the metal-rich nitride compound thin film, and a semiconductor stack layer on the buffer layer wherein the metal-dominated nitride compound thin film covers a partial upper surface of the substrate. Because metal-rich nitride compound is amorphous, the epitaxial growth direction of the buffer layer grows upwards in the beginning and then turns laterally, and the epitaxy defects of the buffer layer also bend with the epitaxial growth direction of the buffer layer. Therefore, the probability of the epitaxial defects extending to the semiconductor stack layer is reduced and the reliability of the GaN semiconductor device is improved.Type: GrantFiled: March 27, 2009Date of Patent: July 16, 2013Assignee: Epistar CorporationInventors: Yi-Chieh Lin, Cheng-Ta Kuo, Yu-Pin Hsu, Chi-Ming Tsai
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Patent number: 8294174Abstract: This disclosure discloses a light-emitting device comprising a substrate; and a plurality of rectifying units, comprising a first rectifying unit and a second rectifying unit, formed on the substrate for receiving and regulating an alternating current signal into a direct current signal. Each of the rectifying units comprises a contact layer and a schottky metal layer. The light-emitting device further comprises a plurality of light-emitting diodes receiving the direct current signal; and a first terminal provided on the substrate and covering the contact layer of the first rectifying unit and the schottky metal layer of the second rectifying unit.Type: GrantFiled: August 27, 2010Date of Patent: October 23, 2012Assignee: Epistar CorporationInventors: Chao-Hsing Chen, Yu-Pin Hsu
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Publication number: 20110062891Abstract: This disclosure discloses a light-emitting device comprising a substrate; and a plurality of rectifying units, comprising a first rectifying unit and a second rectifying unit, formed on the substrate for receiving and regulating an alternating current signal into a direct current signal. Each of the rectifying units comprises a contact layer and a schottky metal layer. The light-emitting device further comprises a plurality of light-emitting diodes receiving the direct current signal; and a first terminal provided on the substrate and covering the contact layer of the first rectifying unit and the schottky metal layer of the second rectifying unit.Type: ApplicationFiled: August 27, 2010Publication date: March 17, 2011Inventors: Chao-Hsing CHEN, Yu-Pin Hsu
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Patent number: 7902562Abstract: A light-emitting diode device (LED) device and manufacturing methods thereof are provided, wherein the LED device comprises a substrate, a first n-type semiconductor layer, an n-type three-dimensional electron cloud structure, a second n-type semiconductor layer, an active layer and a p-type semiconductor layer. The first n-type semiconductor layer, the n-type three-dimensional electron cloud structure, the second n-type semiconductor layer, the active layer and the p-type semiconductor layer are subsequently grown on the substrate.Type: GrantFiled: August 18, 2008Date of Patent: March 8, 2011Assignee: Epistar CorporationInventors: Cheng-Ta Kuo, Yu-Pin Hsu, Chun-Kai Wang, Jui-Yi Chu, Tsung-Kuang Chen
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Patent number: 7755736Abstract: An exemplary liquid crystal display panel (20) includes a pair of substrates (210, 220) spaced from each other in a vertical direction, a liquid crystal layer (230) sandwiched between the substrates, a plurality of spacers (250) evenly distributed between the substrates to resist compression forces in the vertical direction, and a plurality of pixel regions. Each of the pixel regions defines a reflection region and a transmission region, and each of the spacers includes a reflective layer (252).Type: GrantFiled: November 5, 2007Date of Patent: July 13, 2010Assignee: Innolux Display Corp.Inventor: Yu-Pin Hsu
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Patent number: 7733175Abstract: The present invention is a feed-forward automatic-gain control amplifier (FFAGCA) for biomedical applications and associated method, the FFAGCA comprises a detector, a controller, a variable gain amplifier (VGA), an input and an output. The associated method to process various kinds of biomedical signals with the FFAGCA comprises acts of adjusting gain setting with control path and simultaneously a signal amplification with signal path.Type: GrantFiled: August 4, 2008Date of Patent: June 8, 2010Assignee: National Taiwan UniversityInventors: Shey-Shi Lu, Yu-Pin Hsu, Yu-Tso Lin, Chun-Hao Chen
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Publication number: 20100102295Abstract: This invention discloses a light-emitting device comprising a semiconductor stack layer having an active layer of a multiple quantum well (MQW) structure comprising alternate stack layers of quantum well layers and barrier layers, wherein the barrier layers comprise at least one doped barrier layer and one undoped barrier layer. The doped barrier layer can improve the carrier mobility of the electron holes and increase the light-emitting area and the internal quantum efficiency of the active layer.Type: ApplicationFiled: October 22, 2009Publication date: April 29, 2010Inventors: Chun-Kai WANG, Schang-Jing Hon, Yu-Pin Hsu, Jui-Yi Chu, Hsin-Hsien Wu, Wei-Yu Yen