Patents by Inventor Hsin-Chun Lu
Hsin-Chun Lu 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: 20240113262Abstract: A light-emitting device includes: a semiconductor stack, including a first semiconductor layer, an active region and a second semiconductor layer; a first contact electrode and a second contact electrode formed on the semiconductor stack, wherein the first contact electrode includes a first contact part formed on the first semiconductor layer and the second contact electrode includes a second contact part formed on the second semiconductor layer; an insulating stack formed on the semiconductor stack, including an opening on the second contact part; a first electrode pad and a second electrode pad formed on the insulating stack, wherein the second electrode pad filled in the opening and connecting the second contact part; wherein the second electrode pad includes an upper surface, and the upper surface includes a platform area and a depression area on the second contact part; wherein the platform area has a maximum height relative to other areas of the upper surface; wherein an area of a projection of the platType: ApplicationFiled: September 1, 2023Publication date: April 4, 2024Inventors: Hsin-Ying WANG, Hui-Chun YEH, Jhih-Yong YANG, Chen OU, Cheng-Lin LU
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Publication number: 20130180864Abstract: An improved electrolytic method for fabricating transparent conductive multi-component metal oxide powders is disclosed. By adjusting pH-value, the metal compositions that a transparent conductive oxide film requires are electrolyzed to form individual metal ion precursory solutions under the condition not to precipitate the solution. Then, the individual metal ion precursory solutions with the required composition ratio are mixed and the precipitate reaction is performed. Finally, transparent conductive multi-component oxide powders with the controlled composition ratio and composition homogeneity are obtained by calcining the washed, filtered, and dried co-precipitates.Type: ApplicationFiled: January 16, 2012Publication date: July 18, 2013Inventors: Hsin-Chun LU, Chia-Wei Li, Chen-Sung Chang, Ying-Yung Li, Jhih-Wei Mao, Ying-Chia Huang
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Publication number: 20130181175Abstract: The present invention discloses a low-temperature co-precipitation method for fabricating TCO powders, which comprises steps: respectively dissolving two or more metals/metal salts in solvents to obtain metal ion solutions; mixing the metal ion solutions to form a precursor solution having a specified composition; enabling a co-precipitation reaction at a temperature lower than 45° C. via adding precipitant in two stages, controlling the temperature of precipitation reactions and undertaking aging processes; flushing, filtering, drying and calcining the precipitates to obtain TCO powders having a specified composition and improved quality.Type: ApplicationFiled: January 16, 2012Publication date: July 18, 2013Inventors: Hsin-Chun LU, Chen-Sung Chang, Chun-Lung Chu, Min-Hsiang Liao, Ming-Hung Liu, Mei-Ching Chiang
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Patent number: 8278549Abstract: The invention relates to a solar photovoltaic energy conversion apparatus. The apparatus consists of a substrate, a buffer layer formed on the substrate layer, a first transparent conductive oxide layer formed on the buffer layer, periodic protrusions containing first silicon layers formed on the first transparent conductive oxide layer, second silicon layers formed on the first silicon layers, a second transparent conductive oxide layer covering the first silicon layers, the second silicon layers and the first transparent conductive oxide layer, and an anti-reflective protective layer. The first silicon layer and the second silicon layer are the electrodes with the opposite type of charge carriers. The first transparent conductive layer and the second transparent conductive layer are the electrodes with the opposite type of charge carriers. This TCO-based hybrid solar photovoltaic energy conversion device not only can allow the transmission of visible sunlight but also can enhance the photovoltaic energy.Type: GrantFiled: October 1, 2008Date of Patent: October 2, 2012Assignee: Chang Gung UniversityInventors: Hsin-Chun Lu, Kuo-mei Wu, Pen-Hsiu Chang, Chun-Lung Chu, Chi-Yo Lai
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Publication number: 20120141358Abstract: Disclosed is a method for making nanometer ITO powder. In the method, first and second reactants are added to a solvent to provide a clear metal ion solution. The solvent is an alcohol or an organic solvent. The clear metal ion solution is added to a hydrolysis concentration solution at a desired ratio to provide a first solution. The hydrolysis concentration solution contains a sour catalyst and water. An aging step is taken on the first solution and the hydrolysis concentration solution to provide a second solution. A solvothermal step is executed on the second solution to provide multi-ingredient transparent conductive ITO powder in the order of nanometer. The solvothermal step includes the steps of locating the second solution in a solvothermal device and heating the second solution to a solvothermal temperature for a solvothermal reaction.Type: ApplicationFiled: December 1, 2010Publication date: June 7, 2012Applicant: Chung-Shan Institute of Science and Technology, Armaments, Bureau, Ministry of National DefenseInventors: Yen-Chung Chen, Hsiou-Jeng Shy, Hsin-Chun Lu, Ching-Hung Chiu, Kai-Wei Wang
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Publication number: 20110073179Abstract: An illuminant transparent solar cell device, comprising a transparent substrate and the following layers disposed from bottom up sequentially on the transparent substrate: a transparent fluorescent layer, a p-type transparent conductive oxide layer, an intrinsic-type transparent conductive oxide layer, a n-type transparent conductive oxide layer, and an anti-reflection layer serving as a protection layer. In the illuminant transparent solar cell device, the characteristics of a p-type and an n-type transparent conductive oxide layers as well as a transparent fluorescent layer are utilized so that sunlight can not only be used to provide natural lighting in daytime but also be used to generate electricity which is stored in an electricity storage device by transmitting through this device while the electricity stored therein can be used to provide indoor lighting at night, thus saving the consumption of fossil fuel energy.Type: ApplicationFiled: September 24, 2010Publication date: March 31, 2011Inventors: Hsin-Chun LU, Chun-Lung Chu, Chen-Sung Chang, Jo-Ling Lu, Chen-Yang Lo
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Publication number: 20090084439Abstract: The invention relates to a solar photovoltaic energy conversion apparatus. The apparatus consists of a substrate, a buffer layer formed on the substrate layer, a first transparent conductive oxide layer formed on the buffer layer, periodic protrusions containing first silicon layers formed on the first transparent conductive oxide layer, second silicon layers formed on the first silicon layers, a second transparent conductive oxide layer covering the first silicon layers, the second silicon layers and the first transparent conductive oxide layer, and an anti-reflective protective layer. The first silicon layer and the second silicon layer are the electrodes with the opposite type of charge carriers. The first transparent conductive layer and the second transparent conductive layer are the electrodes with the opposite type of charge carriers. This TCO-based hybrid solar photovoltaic energy conversion device not only can allow the transmission of visible sunlight but also can enhance the photovoltaic energy.Type: ApplicationFiled: October 1, 2008Publication date: April 2, 2009Applicant: Chang Gung UniversityInventors: Hsin-Chun Lu, Kuo-mei Wu, Pen-Hsiu Chang, Chun-Lung Chu, Chi-Yo Lai
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Publication number: 20090011521Abstract: The invention, the manufacturing process and operation method for forming the streptavidin surface acoustic wave (SAW) immunosensor apparatus is disclosed. Firstly, the PZT film is formed on silicon substrate by using the micro-powder-sol-gel method. Then, the metal transducer electrodes are coated on the PZT film using semiconductor process technology to produce the SAW. Finally, the sensing area of the SAW element is modified by streptavidin to form the streptavidin SAW immunosensor. The invention could be used for examining the ligand decorated by biotin, also for examining antibody.Type: ApplicationFiled: June 25, 2008Publication date: January 8, 2009Applicant: Chang Gung UniversityInventors: Hsin-Chun Lu, Chung-Yi Wang, Chia-Yen Li, Chung-Wei Chang, Meng-Kai Huang, Hao-Yu Ting, Hsin-Chieh Yang, Yi-Ju Hsiao
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Publication number: 20080299035Abstract: A method for recycling a used sputtering target is provided, including the steps of: (1) cleaning, (2) pulverization, (3) dissolution, (4) filtering, (5) peptization, (6) neutralization and precipitation, (7) rinsing and filtering, (8) drying, and (9) calcination; through the steps above, which can then be recycling used sputtering target to recover the constituent components of the ITO targets.Type: ApplicationFiled: May 30, 2007Publication date: December 4, 2008Inventors: Hsin-Chun Lu, Chih-Ming Hsieh, Yi-Chieh Chen, Cherng-Yuan Shiao, Kuo-Shu Hsu, Nai-Sheng Syu
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Publication number: 20080199394Abstract: The invention, firstly, SnCl4 and SbCl3 are collected as raw materials and all dissolved into water and hydrochloric acid with precipitation. Secondly, NaOH or NH40H can be used for adjusting the pH value. Then, aging, water-washing, filtering and drying process are all carried out. The additive also can be put into and sintering process is applied. Furthermore, washing and drying process are used for obtaining the crystalline nano-level acicular ATO composition powder.Type: ApplicationFiled: February 15, 2007Publication date: August 21, 2008Applicant: Chang Gung UniversityInventors: Hsin-Chun Lu, Mei-Ching Chiang, Kai-Yi Wang, Yu-Hsiang Lin
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Publication number: 20080073819Abstract: A method of manufacturing sputtering targets comprises the following steps of: 1. wet milling: mixing and grinding indium-tin oxide (ITO) powders, a sintering aid agent, a binder agent, and additive agent by wet milling method; 2. granulation: drying the mixed and grinded mixtures to form granulated ITO powers; 3. shaping: granulated ITO powders into rough-shaped green bodies by using dry pressing; 4. strengthening: strengthening the rough-shaped green bodies by using the cold isostatic pressing; 5. dewaxing: putting rough-shaped green bodies into a high-temperature furnace to remove the additive agent so as to obtain dewaxed green bodies; and 6. sintering: putting the dewaxed green bodies into an controlled atmosphere furnace and sintering the dewaxed green bodies at a gas pressure ranged from 1.1 atm to 1.9 atm. By using the above-mentioned steps, the high-density ITO sputtering targets are obtained.Type: ApplicationFiled: September 25, 2006Publication date: March 27, 2008Inventors: Hsin-Chun Lu, Chih-Ming Hsieh, Yi-Chieh Chen, Cherng-Yuan Shiao, Kuo-Shu Hsu
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Publication number: 20080053518Abstract: The present invention discloses a transparent solar cell system, which comprises: a light-permeable solar energy conversion device, balance units and conductive wires. The light-permeable solar energy conversion device has a transparent photovoltaic element, which is a PN semiconductor structure formed of two transparent conductive films. The transparent conductive films are respectively made of different oxides. The substrate of the transparent solar cell system is made of a common glass or a common plastic; therefore, the transparent solar cell system of the present invention is lightweight and environment-friendly. Further, the present invention has a simple fabrication process and a low fabrication cost; therefore, the present invention can be extensively applied to the windows and doors of buildings and vehicles and benefits the popularization of solar energy.Type: ApplicationFiled: September 5, 2006Publication date: March 6, 2008Inventors: Pen-Hsiu Chang, Hsin-Chun Lu, Ching-Ting Lee, Lain-Be Chang, Gwo-Mei Wu, Nai-Chuan Chen, An-Ping Chiu
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Publication number: 20070207262Abstract: A method of manufacturing a thin-film antenna is disclosed. A substrate is provided and coated with an organic material layer. After both of the substrate and organic material layer have been dried, a conductive layer is formed on both the substrate and the organic material layer. The organic material layer and the layer thereon are then removed so that the remaining conductive layer forms a thin-film antenna.Type: ApplicationFiled: March 2, 2006Publication date: September 6, 2007Applicant: Air Wave Co., Ltd.Inventors: Kun-Ta Lu, Hsin-Chun Lu, Han-Lun Lin
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Patent number: 7261916Abstract: A method of manufacturing a thin-film antenna is disclosed. A substrate is provided and coated with an organic material layer. After both of the substrate and organic material layer have been dried, a conductive layer is formed on both the substrate and the organic material layer. The organic material layer and the layer thereon are then removed so that the remaining conductive layer forms a thin-film antenna.Type: GrantFiled: March 2, 2006Date of Patent: August 28, 2007Assignee: Air Wave Co., Ltd.Inventors: Kun-Ta Lu, Hsin-Chun Lu, Han-Lun Lin
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Publication number: 20030211032Abstract: A solution method for preparing indium-tin oxide (ITO) powders is provided. Indium compounds and tin compounds are dissolved in water respectively to form two solution bodies. Some proper additives are added into the solution bodies to form metal hydroxyl compounds with determined composition. After water washing and filtration, proper additives are added into the solution to peptize the solution. During the peptization process, hydrolysis and condensation reactions occurs between different metal hydroxyl compounds. Solvent of the solution is then removed to form high quality nanometer grade ITO powders.Type: ApplicationFiled: May 9, 2002Publication date: November 13, 2003Inventors: Hsin Chun Lu, Chio Hao Hsu, I Chiao Lin, Chien Lung Weng