Patents by Inventor Xueyong WANG
Xueyong WANG 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: 11309427Abstract: The present disclosure relates to a thin film transistor and a manufacturing method thereof. The thin film transistor includes a substrate, a first semiconductor layer, a gate dielectric layer, and a gate electrode sequentially stacked on the substrate, the first semiconductor layer has a first portion located in a channel region of the thin film transistor and a second portion in source/drain regions of the thin film transistor and located on both sides of the first portion, the second portion and first sub-portions of the first portion adjacent to the second portion include an amorphous semiconductor material, a second sub-portion of the first portion between the first sub-portions includes a polycrystalline semiconductor material, and a second semiconductor layer located in the source/drain regions and in contact with the second portion, wherein a conductivity of the second semiconductor layer is higher than a conductivity of the amorphous semiconductor material.Type: GrantFiled: March 4, 2019Date of Patent: April 19, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhi Wang, Guangcai Yuan, Feng Guan, Chen Xu, Xueyong Wang, Jianhua Du, Chao Li, Lei Chen
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Patent number: 11063069Abstract: A method for manufacturing a display substrate is provided to include: forming an amorphous silicon layer on a base substrate; irradiating at least part of the display region through a mask plate with a laser, to convert a portion of the amorphous silicon layer in the irradiated part of the display region corresponding to channel regions of active layers of transistors into polycrystalline silicon by a laser annealing process; irradiating at least part of the peripheral region with a laser, to convert the amorphous silicon layer in the irradiated part of the peripheral region into polycrystalline silicon; and forming the active layers of the transistors from the amorphous silicon layer which is converted to polycrystalline silicon by a patterning process.Type: GrantFiled: September 20, 2019Date of Patent: July 13, 2021Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Feng Guan, Chen Xu, Zhi Wang, Liwei Liu, Lei Chen, Xueyong Wang, Yan Chen
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Publication number: 20210151605Abstract: The present disclosure relates to a thin film transistor and a manufacturing method thereof. The thin film transistor includes a substrate, a first semiconductor layer, a gate dielectric layer, and a gate electrode sequentially stacked on the substrate, the first semiconductor layer has a first portion located in a channel region of the thin film transistor and a second portion in source/drain regions of the thin film transistor and located on both sides of the first portion, the second portion and first sub-portions of the first portion adjacent to the second portion include an amorphous semiconductor material, a second sub-portion of the first portion between the first sub-portions includes a polycrystalline semiconductor material, and a second semiconductor layer located in the source/drain regions and in contact with the second portion, wherein a conductivity of the second semiconductor layer is higher than a conductivity of the amorphous semiconductor material.Type: ApplicationFiled: March 4, 2019Publication date: May 20, 2021Inventors: Zhi WANG, Guangcai YUAN, Feng GUAN, Chen XU, Xueyong WANG, Jianhua DU, Chao LI, Lei CHEN
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Patent number: 10831072Abstract: The present disclosure relates to the field of display technology, and in particular relates to a light shielding structure and a laser device. The light shielding structure comprises a first light shielding plate group and a second light shielding plate group, each of the first light shielding plate group and the second light shielding plate group comprises at least one light shielding plate, and the at least one light shielding plate can be moved relatively for forming at least two light transmitting regions. The light shielding structure can realize partial scanning of multiple target regions at a time, thereby saving production time, increasing production efficiency, saving water and electricity and other resources, and prolonging the laser lifetime.Type: GrantFiled: July 5, 2018Date of Patent: November 10, 2020Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xueyong Wang, Yan Chen, Feng Wang, Guozhong Jiang
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Publication number: 20200144311Abstract: A method for manufacturing a display substrate is provided to include: forming an amorphous silicon layer on a base substrate; irradiating at least part of the display region through a mask plate with a laser, to convert a portion of the amorphous silicon layer in the irradiated part of the display region corresponding to channel regions of active layers of transistors into polycrystalline silicon by a laser annealing process; irradiating at least part of the peripheral region with a laser, to convert the amorphous silicon layer in the irradiated part of the peripheral region into polycrystalline silicon; and forming the active layers of the transistors from the amorphous silicon layer which is converted to polycrystalline silicon by a patterning process.Type: ApplicationFiled: September 20, 2019Publication date: May 7, 2020Inventors: Feng GUAN, Chen XU, Zhi WANG, Liwei LIU, Lei CHEN, Xueyong WANG, Yan CHEN
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Publication number: 20190113814Abstract: The present disclosure relates to the field of display technology, and in particular relates to a light shielding structure and a laser device. The light shielding structure comprises a first light shielding plate group and a second light shielding plate group, each of the first light shielding plate group and the second light shielding plate group comprises at least one light shielding plate, and the at least one light shielding plate can be moved relatively for forming at least two light transmitting regions. The light shielding structure can realize partial scanning of multiple target regions at a time, thereby saving production time, increasing production efficiency, saving water and electricity and other resources, and prolonging the laser lifetime.Type: ApplicationFiled: July 5, 2018Publication date: April 18, 2019Inventors: Xueyong WANG, Yan CHEN, Feng WANG, Guozhong JIANG
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Patent number: 10135217Abstract: The embodiments of the present disclosure provide an optical device and an excimer laser annealing equipment. The optical device includes: a light source; a transparent window spaced apart from the light source by a distance; and an optical system disposed between the light source and the transparent window. The transparent window is configured such that emergent light of the light source is vertically incident onto the transparent window after passing through the optical system.Type: GrantFiled: October 27, 2017Date of Patent: November 20, 2018Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiangjun Tian, Yan Chen, Xueyong Wang, Zhi Wang
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Patent number: 10133061Abstract: A laser device is provided. The laser device includes: a laser tube having an opening in both ends thereof, and a fixing apparatus on at least one of the ends of the laser tube. The opening in at least one of the ends of the laser tube is sealed by the fixing apparatus. A movable assembly and a window are provided on the fixing apparatus. The window is movable relatively to the opening of the laser tube when being driven by the movable assembly, to change a transmission position of a laser light generated by the laser tube on the window.Type: GrantFiled: April 28, 2016Date of Patent: November 20, 2018Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiangjun Tian, Xueyong Wang
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Publication number: 20180277374Abstract: The embodiments of the present disclosure provide an optical device and an excimer laser annealing equipment. The optical device includes: a light source; a transparent window spaced apart from the light source by a distance; and an optical system disposed between the light source and the transparent window. The transparent window is configured such that emergent light of the light source is vertically incident onto the transparent window after passing through the optical system.Type: ApplicationFiled: October 27, 2017Publication date: September 27, 2018Inventors: Xiangjun Tian, Yan Chen, Xueyong Wang, Zhi Wang
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Patent number: 9941147Abstract: A transfer apparatus includes a supporting member, a free electron excitation device and a detection device; the free electrons excitation device is configured to excite semiconductor material of an object to be transferred to generate free electrons, and the detection device is configured to detect whether material of a surface of the transferred object in contact with the support surface of the supporting member is conductive under excitation by the free electron excitation device. A laser annealing apparatus comprising the transfer apparatus is further provided.Type: GrantFiled: June 15, 2016Date of Patent: April 10, 2018Assignee: BOE Technology Group Co., Ltd.Inventors: Xueyong Wang, Qingrong Ren, Lu Wang, Yan Chen
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Patent number: 9926177Abstract: A hydraulic jack includes an oil cylinder, an oil tank, and an oil storage barrel. The oil storage barrel includes a front portion and a back portion which are opposite to each other; an oil outlet of the oil cylinder is connected with an oil inlet at the front portion of the oil storage barrel by means of an oil inlet pipe; and an oil inlet of the oil tank is connected with an oil outlet at the front portion of the oil storage barrel by means of an oil outlet pipe, the oil inlet pipe and the oil outlet pipe are provided with switching valves for alternatively turning on the oil inlet pipe and the oil outlet pipe. A partition plate that is capable of moving along a barrel wall and an elastic telescoping member are provided inside the oil storage barrel.Type: GrantFiled: February 17, 2016Date of Patent: March 27, 2018Assignee: BOE Technology Group Co., Ltd.Inventors: Xueyong Wang, Yan Chen, Xiangjun Tian
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Publication number: 20170327358Abstract: A hydraulic jack includes an oil cylinder, an oil tank, and an oil storage barrel. The oil storage barrel includes a front portion and a back portion which are opposite to each other; an oil outlet of the oil cylinder is connected with an oil inlet at the front portion of the oil storage barrel by means of an oil inlet pipe; and an oil inlet of the oil tank is connected with an oil outlet at the front portion of the oil storage barrel by means of an oil outlet pipe, the oil inlet pipe and the oil outlet pipe are provided with switching valves for alternatively turning on the oil inlet pipe and the oil outlet pipe. A partition plate that is capable of moving along a barrel wall and an elastic telescoping member are provided inside the oil storage barrel.Type: ApplicationFiled: February 17, 2016Publication date: November 16, 2017Applicant: BOE Technology Group Co., Ltd.Inventors: Xueyong Wang, Yan Chen, Xiangjun Tian
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Publication number: 20170143748Abstract: The invention provides compounds of structural formula I or a salt thereof, and total saponins comprising such compounds in the preparation of anti-tumor agents. The present study of this invention showed that the compounds of formula I and the related total saponins had strong inhibitory effects on the proliferation of several human tumor cell lines, such as hepatocarcinoma, gastric cancer, colon cancer, breast cancer and melanoma cell lines, also the combination of structural formula I and the chemical agents could fairly well reduce toxicity and increase treatment effects.Type: ApplicationFiled: June 15, 2015Publication date: May 25, 2017Inventors: Xueyong Wang, Baosheng Zhao
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Publication number: 20170059815Abstract: A laser device is provided. The laser device includes: a laser tube having an opening in both ends thereof, and a fixing apparatus on at least one of the ends of the laser tube. The opening in at least one of the ends of the laser tube is sealed by the fixing apparatus. A movable assembly and a window are provided on the fixing apparatus. The window is movable relatively to the opening of the laser tube when being driven by the movable assembly, to change a transmission position of a laser light generated by the laser tube on the window.Type: ApplicationFiled: April 28, 2016Publication date: March 2, 2017Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiangjun TIAN, Xueyong WANG
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Publication number: 20170010230Abstract: A transfer apparatus includes a supporting member, a free electron excitation device and a detection device; the free electrons excitation device is configured to excite semiconductor material of an object to be transferred to generate free electrons, and the detection device is configured to detect whether material of a surface of the transferred object in contact with the support surface of the supporting member is conductive under excitation by the free electron excitation device. A laser annealing apparatus comprising the transfer apparatus is further provided.Type: ApplicationFiled: June 15, 2016Publication date: January 12, 2017Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xueyong WANG, Qingrong REN, Lu WANG, Yan CHEN
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Publication number: 20160324884Abstract: The method for treating diabetes in an individual includes the step of administering a therapeutically effective amount of a pharmaceutically acceptable pentacyclic triterpenoid saponin compound to the individual suitable to provide therapeutic levels of insulin to the individual. The compound can be administered by injection, transdermal contact, or nasal spray. The method includes mixing the compound with an additive into an ingestible so that the therapeutic effective amount passes through the gastric acid of the stomach to the bloodstream.Type: ApplicationFiled: July 18, 2016Publication date: November 10, 2016Inventors: Xueyong WANG, Baosheng ZHAO
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Publication number: 20160082024Abstract: The application of pentacyclic triterpenoid saponins, extracted from the plant of Silene viscidula, is used to manufacture anti-diabetic medicaments. Having screened and researched the plants and the compounds massively, the compounds of pentacyclic triterpenoid saponins extracted and purified from Silene viscidula (hereinafter called Wacao saponnins), have strong effects on hyperglycemia, especially for the compounds that have mother nuclei of sinocrassulosides, which can be used to manufacture anti-diabetic medicaments.Type: ApplicationFiled: April 16, 2014Publication date: March 24, 2016Inventors: Xueyong WANG, Baosheng ZHAO