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公开(公告)号：US10831072B2
公开(公告)日：2020-11-10
申请号：US16027689
申请日：2018-07-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xueyong Wang , Yan Chen , Feng Wang , Guozhong Jiang
IPC: G02B26/02 , G02F1/1362 , H01L21/268 , G02F1/13
Abstract: 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.
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公开(公告)号：US11309427B2
公开(公告)日：2022-04-19
申请号：US16642638
申请日：2019-03-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhi Wang , Guangcai Yuan , Feng Guan , Chen Xu , Xueyong Wang , Jianhua Du , Chao Li , Lei Chen
IPC: H01L29/78 , H01L29/786 , H01L29/66
Abstract: 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.
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公开(公告)号：US10133061B2
公开(公告)日：2018-11-20
申请号：US15141302
申请日：2016-04-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiangjun Tian , Xueyong Wang
Abstract: 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.
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公开(公告)号：US09926177B2
公开(公告)日：2018-03-27
申请号：US15531798
申请日：2016-02-17
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xueyong Wang , Yan Chen , Xiangjun Tian
IPC: B66F3/32 , F16K11/085
CPC classification number: B66F3/32 , B66F3/25 , B66F3/42 , F16K11/0856
Abstract: 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.
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Patent Agency Ranking
公开(公告)号：US11063069B2
公开(公告)日：2021-07-13
申请号：US16577578
申请日：2019-09-20
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Abstract: 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.
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公开(公告)号：US10135217B2
公开(公告)日：2018-11-20
申请号：US15796514
申请日：2017-10-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiangjun Tian , Yan Chen , Xueyong Wang , Zhi Wang
IPC: H01S3/00 , H01S3/08 , H01L21/268 , H01L21/67 , H01S3/036 , H01L21/02 , H01L21/324 , H01S3/034 , H01S3/225 , H01S3/23
Abstract: 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.
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公开(公告)号：US20180277374A1
公开(公告)日：2018-09-27
申请号：US15796514
申请日：2017-10-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiangjun Tian , Yan Chen , Xueyong Wang , Zhi Wang
IPC: H01L21/268 , H01L21/67 , H01L21/324 , H01L21/02 , H01S3/036
CPC classification number: H01S3/08059 , H01L21/02422 , H01L21/02595 , H01L21/2686 , H01L21/324 , H01L21/67098 , H01S3/034 , H01S3/036 , H01S3/225 , H01S3/23
Abstract: 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.
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公开(公告)号：US09941147B2
公开(公告)日：2018-04-10
申请号：US15182953
申请日：2016-06-15
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xueyong Wang , Qingrong Ren , Lu Wang , Yan Chen
IPC: H01L21/683 , H01L21/67
CPC classification number: H01L21/6838 , H01L21/67288
Abstract: 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.
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公开(公告)号：US20170327358A1
公开(公告)日：2017-11-16
申请号：US15531798
申请日：2016-02-17
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xueyong Wang , Yan Chen , Xiangjun Tian
IPC: B66F3/32 , F16K11/085
CPC classification number: B66F3/32 , B66F3/25 , B66F3/42 , F16K11/0856
Abstract: 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.
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