Patents by Inventor Yi Jian
Yi Jian 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: 20240158206Abstract: An elevator car door locking device and elevator equipment. The car door locking device includes a vane base provided with a first and a second rotation center; a vane assembly provided with a clamping vane or an expanding vane; and a vane drive assembly having a driving member, a transmission member, an unlocking member and a car door locking hook. The driving member, the transmission member and the vane assembly are hinged to the first rotation center, the car door locking hook is hinged to the second rotation center, the transmission member is hinged with the vane assembly through a connecting shaft, and the unlocking member is hinged to a third rotation center on the driving member and is provided with a limiting part for limiting the connecting shaft.Type: ApplicationFiled: July 27, 2023Publication date: May 16, 2024Inventors: Chong Chen, Haiping Pan, Xiu Jian, Haiyun Qian, Qiguo Li, Zhijia Zheng, Yi Shi
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Patent number: 11486052Abstract: Provides an electropolishing treatment method for a stainless steel workpiece, wherein the method comprises the following steps: placing the stainless steel workpiece in an oxalic acid solution and performing supersonic oscillation; performing a first electropolishing treatment to the stainless steel workpiece, wherein the first electropolishing treatment uses the stainless steel workpiece as an anode and 10% to 15% perchloric acid as an electrolyte, and when a constant voltage is set as 12V, the first electropolishing treatment procedure is performed; and performing a second electropolishing treatment to the stainless steel workpiece, wherein the second electropolishing treatment uses the stainless steel workpiece after the first electropolishing treatment as an anode, and an electrolyte consists of ethanol, sulfuric acid and perchloric acid, and when a constant voltage is set as 12V, the second electropolishing treatment is performed to obtain the stainless steel workpiece after the second electropolishingType: GrantFiled: December 27, 2021Date of Patent: November 1, 2022Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Chun-Hsiang Kao, Yi-Cherng Ferng, Kuo-Kuang Jen, Shun-Yi Jian, Ming-Hsien Lin, Yu-Chih Tzeng, Chia-Yu Lee
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Publication number: 20220205128Abstract: Provides an electropolishing treatment method for a stainless steel workpiece, wherein the method comprises the following steps: placing the stainless steel workpiece in an oxalic acid solution and performing supersonic oscillation; performing a first electropolishing treatment to the stainless steel workpiece, wherein the first electropolishing treatment uses the stainless steel workpiece as an anode and 10% to 15% perchloric acid as an electrolyte, and when a constant voltage is set as 12V, the first electropolishing treatment procedure is performed; and performing a second electropolishing treatment to the stainless steel workpiece, wherein the second electropolishing treatment uses the stainless steel workpiece after the first electropolishing treatment as an anode, and an electrolyte consists of ethanol, sulfuric acid and perchloric acid, and when a constant voltage is set as 12V, the second electropolishing treatment is performed to obtain the stainless steel workpiece after the second electropolishingType: ApplicationFiled: December 27, 2021Publication date: June 30, 2022Inventors: CHUN-HSIANG KAO, YI-CHERNG FERNG, KUO-KUANG JEN, SHUN-YI JIAN, MING-HSIEN LIN, YU-CHIH TZENG, CHIA-YU LEE
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Patent number: 10384887Abstract: A transfer device configured to transfer a workpiece includes a rotary table, a fixing seat, and a supporting member. The rotary table is capable of rotating a predetermined angle. The fixing seat is mounted on the rotary table. The supporting member is slidably mounted on the fixing seat and configured to support the workpiece. The supporting member raises or lowers the workpiece when sliding on the fixing seat, and the supporting member rotates with the rotary table.Type: GrantFiled: March 16, 2016Date of Patent: August 20, 2019Assignees: HONGFUJIN PRECISION ELECTRONICS (CHENGDU) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Yi-Jian Zhang, Yong-Gang Hu
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Patent number: 10239182Abstract: A polishing pad is provided. The polishing pad includes a polishing layer and a detection window. The detection window is disposed in the polishing layer. The modulus of the detection window is larger than the modulus of the polishing layer at 30° C., and the modulus of the detection window is smaller than the modulus of the polishing layer at 50° C.Type: GrantFiled: June 1, 2017Date of Patent: March 26, 2019Assignee: IV Technologies CO., Ltd.Inventors: Yi Jian, Wen-Chang Shih, Kun-Che Pai, Chin-Chih Chen
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Publication number: 20170355061Abstract: A polishing pad is provided. The polishing pad includes a polishing layer and a detection window. The detection window is disposed in the polishing layer. The modulus of the detection window is larger than the modulus of the polishing layer at 30° C., and the modulus of the detection window is smaller than the modulus of the polishing layer at 50° C.Type: ApplicationFiled: June 1, 2017Publication date: December 14, 2017Applicant: IV Technologies CO., Ltd.Inventors: Yi Jian, Wen-Chang Shih, Kun-Che Pai, Chin-Chih Chen
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Patent number: 9811604Abstract: Embodiments of the invention generally provide a computer system, method implemented on a computer, and computer readable medium storing instructions for defining an extension taxonomy. The computer system comprises a processor and a memory storing instructions, the instructions being executable to configure the processor to provide a selection module operable to designate a selected portion of a source document, wherein the source document comprises a set of locations and a location map for identifying each location in the set of locations; wherein each location is configured to receive text-based content and wherein the selected portion comprises at least one location in the set of locations.Type: GrantFiled: July 9, 2010Date of Patent: November 7, 2017Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Itzhak Gleicher, Yi Jian Ren, Christopher Phillip St. John
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Patent number: 9738457Abstract: A turnover mechanism configured to turn over workpieces includes a bracket, a drive device, and a turnover module mounted on the bracket. The turnover module includes a rotating shaft, a plurality of suction assemblies, a plurality of horizontal drive assemblies, and a plurality of connecting rods. The guide rails are mounted on the rotating shaft. The suction assemblies are slidably coupled to each guide rail. The horizontal drive assemblies are mounted on the corresponding guide rails. Each connecting rod is connected between each two of the plurality of suction assemblies adjacent to each other. The connecting rod is configured to adjust distance between the two suction assemblies. Each horizontal drive assembly is connected to the suction assembly mounted at one end of the corresponding guide rail, and the horizontal drive assembly is configured to drive the suction assemblies coupled to the corresponding guide rail to move.Type: GrantFiled: March 21, 2016Date of Patent: August 22, 2017Assignees: HONGFUJIN PRECISION ELECTRONICS (CHENGDU) Co., Ltd., HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Yi-Jian Zhang, Jun-Ping Zhao
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Patent number: 9736430Abstract: Embodiments of the present invention relate to audiovisual stream processing in videoconferences. For each audiovisual stream in a videoconference, a sound level of the audiovisual stream is detected. If the sound level exceeds a predefined threshold level, the audiovisual stream is processed with a first configuration. If the sound level is below the predefined threshold level, the audiovisual stream is processed with a second configuration. The second configuration is more resource-effective than the first configuration.Type: GrantFiled: November 30, 2016Date of Patent: August 15, 2017Assignee: International Business Machines CorporationInventors: Yang Pan, Wei Su, Yi Zhang, Yi Jian Zhang
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Publication number: 20170216877Abstract: A sandwich structure for enhancement of photoluminescence (PL) from luminescent films and the corresponding preparation method are disclosed. The sandwich structure comprises a support, a luminescent film grown on the support, and a single-layer close-packed microsphere array deposited onto the luminescent film. The microspheres have high transmittance excitation light and emitted light, respectively. The low price of dielectric microspheres is beneficial to industrial applications. The stable chemical properties of dielectric microspheres make PL enhanced in a long term. Both metal and non-metal materials can be used as the support in the sandwich structure. These features significantly improve the technique of PL enhancement for luminescent films.Type: ApplicationFiled: April 15, 2017Publication date: August 3, 2017Applicant: Beijing University of TechnologyInventors: Yin-zhou Yan, Yong Zeng, Yan Zhao, Ling-fei Ji, Yi-jian Jiang
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Patent number: 9659570Abstract: Embodiments of the present invention relate to audiovisual stream processing in videoconferences. For each audiovisual stream in a videoconference, a sound level of the audiovisual stream is detected. If the sound level exceeds a predefined threshold level, the audiovisual stream is processed with a first configuration. If the sound level is below the predefined threshold level, the audiovisual stream is processed with a second configuration. The second configuration is more resource-effective than the first configuration.Type: GrantFiled: October 8, 2015Date of Patent: May 23, 2017Assignee: International Business Machines CorporationInventors: Yang Pan, Wei Su, Yi Zhang, Yi Jian Zhang
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Patent number: 9654733Abstract: Embodiments of the present invention relate to audiovisual stream processing in videoconferences. For each audiovisual stream in a videoconference, a sound level of the audiovisual stream is detected. If the sound level exceeds a predefined threshold level, the audiovisual stream is processed with a first configuration. If the sound level is below the predefined threshold level, the audiovisual stream is processed with a second configuration. The second configuration is more resource-effective than the first configuration.Type: GrantFiled: November 30, 2016Date of Patent: May 16, 2017Assignee: International Business Machines CorporationInventors: Yang Pan, Wei Su, Yi Zhang, Yi Jian Zhang
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Publication number: 20170104961Abstract: Embodiments of the present invention relate to audiovisual stream processing in videoconferences. For each audiovisual stream in a videoconference, a sound level of the audiovisual stream is detected. If the sound level exceeds a predefined threshold level, the audiovisual stream is processed with a first configuration. If the sound level is below the predefined threshold level, the audiovisual stream is processed with a second configuration. The second configuration is more resource-effective than the first configuration.Type: ApplicationFiled: November 30, 2016Publication date: April 13, 2017Inventors: Yang Pan, Wei Su, Yi Zhang, Yi Jian Zhang
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Publication number: 20170104960Abstract: Embodiments of the present invention relate to audiovisual stream processing in videoconferences. For each audiovisual stream in a videoconference, a sound level of the audiovisual stream is detected. If the sound level exceeds a predefined threshold level, the audiovisual stream is processed with a first configuration. If the sound level is below the predefined threshold level, the audiovisual stream is processed with a second configuration. The second configuration is more resource-effective than the first configuration.Type: ApplicationFiled: November 30, 2016Publication date: April 13, 2017Inventors: Yang Pan, Wei Su, Yi Zhang, Yi Jian Zhang
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Publication number: 20170103767Abstract: Embodiments of the present invention relate to audiovisual stream processing in videoconferences. For each audiovisual stream in a videoconference, a sound level of the audiovisual stream is detected. If the sound level exceeds a predefined threshold level, the audiovisual stream is processed with a first configuration. If the sound level is below the predefined threshold level, the audiovisual stream is processed with a second configuration. The second configuration is more resource-effective than the first configuration.Type: ApplicationFiled: October 8, 2015Publication date: April 13, 2017Inventors: Yang Pan, Wei Su, Yi Zhang, Yi Jian Zhang
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Patent number: 9580814Abstract: A chemical conversion coating is provided. The chemical conversion coating is disposed on a surface of a magnesium alloy substrate. The chemical conversion coating includes a first protecting layer. The first protecting layer contains manganese, magnesium and oxygen, and a manganese content of the first protecting layer is between 10 at. % to 20 at. %.Type: GrantFiled: March 5, 2014Date of Patent: February 28, 2017Assignee: National Taiwan UniversityInventors: Shun-Yi Jian, Kao-Feng Lin, Yu-Ren Chu, Chao-Sung Lin
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Patent number: 9582898Abstract: An electronic device comprises a computing module and a storing module. The computing module receives a first image having a first region with two spots, determining whether a first interval between the spots of the first region is larger than a threshold, computing the first image with a parameter of a parameter set for obtaining a second image having a second region corresponding to the first region with two spots if the first interval is larger than the threshold, and determining whether a second interval between the spots of the second region is larger than the threshold. The storing module records the parameter, if the second interval is smaller than or equal to the threshold.Type: GrantFiled: December 29, 2014Date of Patent: February 28, 2017Assignee: ABILITY ENTERPRISE CO., LTD.Inventors: Chia-Feng Chang, Yi-Jian Lee
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Patent number: 9560319Abstract: Embodiments of the present invention relate to audiovisual stream processing in videoconferences. For each audiovisual stream in a videoconference, a sound level of the audiovisual stream is detected. If the sound level exceeds a predefined threshold level, the audiovisual stream is processed with a first configuration. If the sound level is below the predefined threshold level, the audiovisual stream is processed with a second configuration. The second configuration is more resource-effective than the first configuration.Type: GrantFiled: April 14, 2016Date of Patent: January 31, 2017Assignee: International Business Machines CorporationInventors: Yang Pan, Wei Su, Yi Zhang, Yi Jian Zhang
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Publication number: 20160347554Abstract: A turnover mechanism configured to turn over workpieces includes a bracket, a drive device, and a turnover module mounted on the bracket. The turnover module includes a rotating shaft, a plurality of suction assemblies, a plurality of horizontal drive assemblies, and a plurality of connecting rods. The guide rails are mounted on the rotating shaft. The suction assemblies are slidably coupled to each guide rail. The horizontal drive assemblies are mounted on the corresponding guide rails. Each connecting rod is connected between each two of the plurality of suction assemblies adjacent to each other. The connecting rod is configured to adjust distance between the two suction assemblies. Each horizontal drive assembly is connected to the suction assembly mounted at one end of the corresponding guide rail, and the horizontal drive assembly is configured to drive the suction assemblies coupled to the corresponding guide rail to move.Type: ApplicationFiled: March 21, 2016Publication date: December 1, 2016Inventors: YI-JIAN ZHANG, JUN-PING ZHAO
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Patent number: 9479716Abstract: An image processing method comprises: receiving a first image; setting at least one first region on the first image, where the first image comprises at least one line; calculating a first average value of the first region; performing computation on the first image with a first parameter set to generate a second image; setting a second region of the second image according to the first region, and calculating a second average value of the second region; calculating a difference between the first average value and the second average value; and determining whether to replace the first image with the second image according to the difference.Type: GrantFiled: October 17, 2014Date of Patent: October 25, 2016Assignee: ABILITY ENTERPRISE CO., LTD.Inventors: Tzu-Wen Liao, Yi-Jian Lee