Patents by Inventor Guozhong Wang
Guozhong 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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Publication number: 20240122075Abstract: An activation function generator based on a magnetic domain wall driven magnetic tunnel junction and a method for manufacturing the same are provided, including: a spin orbit coupling layer configured to generate a spin orbit torque; a ferromagnetic free layer formed on the spin orbit coupling layer and configured to provide a magnetic domain wall motion racetrack; a nonmagnetic barrier layer formed on the ferromagnetic free layer; a ferromagnetic reference layer formed on the nonmagnetic barrier layer; a top electrode formed on the ferromagnetic reference layer; antiferromagnetic pinning layers formed on two ends of the ferromagnetic free layer; a left electrode and a right electrode respectively formed at two positions on the antiferromagnetic pinning layers.Type: ApplicationFiled: March 19, 2021Publication date: April 11, 2024Inventors: Guozhong XING, Long LIU, Di WANG, Huai LIN, Yan WANG, Xiaoxin XU, Ming LIU
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Publication number: 20240083873Abstract: Disclosed are a pyrimidine carboxamide compound and an application thereof. Further provided are a pyrimidine carboxamide compound represented by formula (I), or a tautomer, mesomer, racemate, enantiomer, or diastereomer thereof, a mixture form thereof, or a pharmaceutically acceptable salt thereof. The compound can be used as a Vanin enzyme inhibitor, and can be used to prepare a drug for treating various diseases, including Crohn's disease, ulcerative colitis, and so on.Type: ApplicationFiled: November 3, 2021Publication date: March 14, 2024Inventors: Yuanshan Yao, Guozhong Ye, Linbo Luan, Yongkai Chen, Chaodong Wang
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Publication number: 20240087628Abstract: A multi-resistance-state spintronic device, including: a top electrode and a bottom electrode respectively connected to a read-write circuit; and a magnetic tunnel junction between two electrodes. The magnetic tunnel junction includes from top to bottom: a ferromagnetic reference layer, a barrier tunneling layer, a ferromagnetic free layer, and a spin-orbit coupling layer. Nucleation centers are provided at two ends of the ferromagnetic free layer to generate a magnetic domain wall; the spin-orbit coupling layer is connected to the bottom electrode, and when a write pulse is applied, an electron spin current is generated and drives the magnetic domain wall through a spin-orbit torque to move; a plurality of local magnetic domain wall pinning centers are provided at an interface between the spin-orbit coupling layer and the ferromagnetic free layer to enhance a strength of a DM interaction constant between interfaces.Type: ApplicationFiled: December 30, 2020Publication date: March 14, 2024Inventors: Guozhong XING, Huai LIN, Feng ZHANG, Di WANG, Long LIU, Changqing XIE, Ling LI, Ming LIU
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Publication number: 20240071451Abstract: The three-state spintronic device includes: a bottom electrode, a magnetic tunnel junction and a top electrode from bottom to top. The magnetic tunnel junction includes: a spin-orbit coupling layer, a ferromagnetic free layer, a barrier tunneling layer, a ferromagnetic reference layer, three local magnetic domain wall pinning centers and domain wall nucleation centers. An antisymmetric exchange interaction is modulated, and the magnetic domain wall pinning centers are embedded in an interface between a heavy metal and the ferromagnetic free layer. The magnetic domain wall nucleation centers are at two ends of the ferromagnetic free layer. A current pulse flows through the spin-orbit coupling layer to generate a spin current and the spin current is injected into the ferromagnetic free layer. Under a control of all-electrical controlled, an effective field of a spin-orbit torque drives domain wall to move and displace.Type: ApplicationFiled: January 21, 2021Publication date: February 29, 2024Inventors: Huai LIN, Guozhong XING, Zuheng WU, Long LIU, Di WANG, Cheng LU, Peiwen ZHANG, Changqing XIE, Ling LI, Ming LIU
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Publication number: 20230141629Abstract: The present disclosure provides an electric jack with a current limiting protector, which relates to the technical field of mechanical equipment. The electric jack with the current limiting protector includes: a current limiting protector, a four-pin double-reset switch, a control motor, and a supporting leg main body. The current limiting protector is connected in parallel to the control motor through the four-pin double-reset switch. The current limiting protector, the four-pin double-reset switch, and the control motor are detachably mounted on the supporting leg main body. A first wiring terminal, a second wiring terminal, a third wiring terminal, a fourth wiring terminal, a fifth wiring terminal, and a current limiting protection circuit are distributed on the current limiting protector.Type: ApplicationFiled: February 17, 2022Publication date: May 11, 2023Applicant: Hangzhou Henghong Machinery Co., Ltd.Inventors: Guozhong WANG, Jiangqiang LU, Feng TIAN, Yike LUO, Ming LU, Jinming SHI, Yafeng HU, Lingling WANG, Qunfang WANG
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Patent number: 11518294Abstract: An electric lifting bed is provided, it includes a frame, a controller, a lifting transmission mechanism, an electric transmission mechanism and a manual transmission mechanism. The electric transmission mechanism includes an electric lifting switch, a motor, a brake and an encoder, the brake is connected to an output shaft of the motor, the encoder is connected to the output shaft of the motor or the transmission rod, the motor is connected with the transmission rod, the electric lifting switch, the motor, the brake and the encoder are electrically connected with the controller respectively. The manual transmission mechanism includes a transmission box, a manual transmission assembly, a manual locking assembly and a manual switching assembly, the manual transmission assembly is connected with the transmission rod, the manual locking assembly is connected with the manual transmission assembly, and the manual switching assembly is connected with the manual locking assembly.Type: GrantFiled: June 7, 2022Date of Patent: December 6, 2022Assignee: Henghong Intelligent Equipment Co., Ltd.Inventors: Guozhong Wang, Yafeng Hu, Jiangqiang Lu, Ming Lu, Jinming Shi, Wenming Zhang, Lutao Bai, Yike Luo
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Patent number: 11440512Abstract: A double-lifting device for a towing type traveling vehicle, has an active leg, a driven leg, a transmission member, a geared motor, a gear reduction structure, a first reverse gear reduction structure, and a second reverse gear reduction structure; the geared motor, the gear reduction structure, and the first reverse gear reduction structure are sequentially and drivably connected; the output end of the gear reduction structure is also used to drive the transmission member, and the transmission member is used to drive the second reverse gear reduction structure. The double-lifting device is able to achieve synchronous lifting and lowering. With a simple structure, ifs stable, easy to operate, and provides mechanical overload protection.Type: GrantFiled: October 12, 2019Date of Patent: September 13, 2022Inventors: Guozhong Wang, Laiming Yu, Jigang Yan, Jinming Shi, Jiangqiang Lu, Feng Tian, Congcong Wang, Lingling Wang
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Patent number: 11231094Abstract: The present disclosure relates to the field of stroke-controlling mechanism, and discloses a stroke-limiting control assembly and an operating method. The stroke-limiting control assembly comprises a housing and a film winding. A transmission input gear, a transmission gear, a guide wheel, and a spring box that can be rotated to reset by an elastic force are rotatably connected within the housing. When a moving component moves to an end of an upper stroke, a first metal needle abuts a first proximity switch. When the movable component moves to an end of a lower stroke, a second metal needle abuts against a second proximity switch. At least a stroke-limiting control assembly is provided which enables simplification of a product requiring stroke-limiting, such as an electric jack or an electric support leg, by arranging the proximity switches outside a screw nut lifting unit in the electric jack or the electric support leg.Type: GrantFiled: February 22, 2019Date of Patent: January 25, 2022Inventors: Laiming Yu, Guozhong Wang, Yilong Shao, Jiangqiang Lu, Feng Tian, Lin Chen
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Publication number: 20200361426Abstract: A double-lifting device for a towing type traveling vehicle, has an active leg, a driven leg, a transmission member, a geared motor, a gear reduction structure, a first reverse gear reduction structure, and a second reverse gear reduction structure; the geared motor, the gear reduction structure, and the first reverse gear reduction structure are sequentially and drivably connected; the output end of the gear reduction structure is also used to drive the transmission member, and the transmission member is used to drive the second reverse gear reduction structure. The double-lifting device is able to achieve synchronous lifting and lowering. With a simple structure, ifs stable, easy to operate, and provides mechanical overload protection.Type: ApplicationFiled: October 12, 2019Publication date: November 19, 2020Inventors: Guozhong WANG, Laiming YU, Jigang YAN, Jinming SHI, Jiangqiang LU, Feng TIAN, Congcong WANG, Lingling WANG
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Publication number: 20200087910Abstract: The utility model discloses a city sewer dredging apparatus, comprising a mounting block, a fixing rope is fixed on an upper end surface of the mounting block, and a telescopic fixing device is arranged in the mounting block, wherein the telescopic fixing device comprises a left-right symmetric circle The arc-shaped abutting block is provided with a power supply device on the lower side of the telescopic fixing device, and the power supply device includes a power motor. The small size of the invention can be directly placed in the sewer, and is suitable for different inner diameter ranges and depth ranges. In the process of sewer use, in the process of dredging and dredging, the debris and the stuck sludge in the sewer are crushed by the crushing device, the dredging speed is fast, the water source is saved, and the solid waste after the crushing is passed through the filter. Filtered and collected, this device is highly automated.Type: ApplicationFiled: November 21, 2019Publication date: March 19, 2020Inventor: Guozhong Wang
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Publication number: 20200087185Abstract: The invention discloses a waste water filtering garbage drying apparatus, comprising a main body, a feeding inlet is fixed on an upper end surface of the main body, and a drying device is arranged on a lower side of the feeding opening, and the drying device can be used by the drying device The garbage entering the feed inlet is subjected to the first step of dry dewatering, and the lower side of the drying device is provided with a gate device. The present invention adopts a multi-stage drying method, and firstly dehydrates the garbage to remove a large amount of water, and then In the purpose of drying the remaining moisture by heating and taking away the moisture through the air flow, the overall footprint of the device is small, no large number of people are involved, the drying speed is fast, the drying effect is good, the working efficiency is improved, and the weather is not affected by the rainy weather. Can work at any time.Type: ApplicationFiled: November 21, 2019Publication date: March 19, 2020Inventor: Guozhong Wang
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Publication number: 20200056687Abstract: The present disclosure relates to the field of stroke-controlling mechanism, and discloses a stroke-limiting control assembly and an operating method. The stroke-limiting control assembly comprises a housing and a film winding. A transmission input gear, a transmission gear, a guide wheel, and a spring box that can be rotated to reset by an elastic force are rotatably connected within the housing. When a moving component moves to an end of an upper stroke, a first metal needle abuts a first proximity switch. When the movable component moves to an end of a lower stroke, a second metal needle abuts against a second proximity switch. At least a stroke-limiting control assembly is provided which enables simplification of a product requiring stroke-limiting, such as an electric jack or an electric support leg, by arranging the proximity switches outside a screw nut lifting unit in the electric jack or the electric support leg.Type: ApplicationFiled: February 22, 2019Publication date: February 20, 2020Inventors: Laiming YU, Guozhong WANG, Yilong SHAO, Jiangqiang LU, Feng TIAN, Lin CHEN
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Publication number: 20200051228Abstract: A face blurring method comprises: acquiring a face image to be processed; aligning the face image onto a face mask, and performing grid division on the same; matching each grid of the divided face image with a grid of a first grid dictionary, obtaining blurred grids corresponding to each grid of the face image, the first grid dictionary obtained by dividing a first two-dimensional image library according to the face mask after alignment; according to the blurred grids, querying in a second grid dictionary a plurality of clear grids corresponding to the blurred grids on a one to one basis, the second grid dictionary obtained after dividing a second two-dimensional image library according to the face mask alignment, and the blurred images correspond to the clear images on a one to one basis; and according to the queried clear grids, generating a clear image of the face image.Type: ApplicationFiled: October 16, 2019Publication date: February 13, 2020Inventors: Zhaolong Jin, Guozhong Wang, Weidong Chen
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Patent number: 9059797Abstract: The embodiments of the present invention relate to optical communication technologies, and provide a method, an apparatus, and a unit for detecting a fault of a submarine device. The apparatus includes: a pair of optical couplers that are respectively set on two optical cables for transmitting optical signals in opposite direction and are configured to receive or send optical detection signals through the optical cables, where: the two optical couplers are connected through an optical fiber that transmits an optical detection signal, and a photosensitive component is set on the optical fiber and is configured to adjust an optical parameter of the optical detection signal by perceiving change of an ambient environment state parameter when a fault occurs. The embodiments of the present invention bring benefits of detecting whether a target submarine device is faulty, and locating a cause for the fault of the submarine device accurately.Type: GrantFiled: February 27, 2012Date of Patent: June 16, 2015Assignee: Huawei Marine Networks Co., Ltd.Inventors: Guozhong Wang, Xiaoyan Fan, Kai Sun
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Patent number: 8676053Abstract: The present invention relates to communications technologies, and discloses a method for monitoring the state of a fiber line, a repeater, and a submarine cable system. The repeater includes a first optical amplifier (OA), a second optical amplifier, a first gating unit, a second gating unit, a first coupler, a second coupler, a third coupler, and a fourth coupler. The first coupler, the fourth coupler, and the first gating unit form an in-to-in loopback path between the input end of the first OA and the input end of the second OA; and the second coupler, the third coupler, and the second gating unit form an out-to-out loopback path between the output end of the first OA and the output end of the second OA.Type: GrantFiled: December 19, 2011Date of Patent: March 18, 2014Assignee: Huawei Marine Networks Co., Ltd.Inventors: Guozhong Wang, Dan Su, Bin Li, Guoyao Zhou
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Publication number: 20120155857Abstract: The embodiments of the present invention relate to optical communication technologies, and provide a method, an apparatus, and a unit for detecting a fault of a submarine device. The apparatus includes: a pair of optical couplers that are respectively set on two optical cables for transmitting optical signals in opposite direction and are configured to receive or send optical detection signals through the optical cables, where: the two optical couplers are connected through an optical fiber that transmits an optical detection signal, and a photosensitive component is set on the optical fiber and is configured to adjust an optical parameter of the optical detection signal by perceiving change of an ambient environment state parameter when a fault occurs. The embodiments of the present invention bring benefits of detecting whether a target submarine device is faulty, and locating a cause for the fault of the submarine device accurately.Type: ApplicationFiled: February 27, 2012Publication date: June 21, 2012Applicant: Huawei Marine Networks Co., Ltd.Inventors: Guozhong Wang, Xiaoyan Fan, Kai Sun
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OPTICAL ADD-DROP MULTIPLEXER BRANCHING UNIT AND CORRESPONDING OPTICAL TRANSMISSION METHOD AND SYSTEM
Publication number: 20120121267Abstract: Embodiments of the present invention provide an Optical Add-Drop Multiplexer (OADM) Branching Unit (BU) and the corresponding optical transmission method and system.Type: ApplicationFiled: January 20, 2012Publication date: May 17, 2012Applicant: HUAWEI MARINE NETWORKS CO., LTD.Inventors: Guozhong WANG, Liping MA, Ye WEN -
Publication number: 20120106947Abstract: The present invention relates to communications technologies, and discloses a method for monitoring the state of a fiber line, a repeater, and a submarine cable system. The repeater includes a first optical amplifier (OA), a second optical amplifier, a first gating unit, a second gating unit, a first coupler, a second coupler, a third coupler, and a fourth coupler. The first coupler, the fourth coupler, and the first gating unit form an in-to-in loopback path between the input end of the first OA and the input end of the second OA; and the second coupler, the third coupler, and the second gating unit form an out-to-out loopback path between the output end of the first OA and the output end of the second OA.Type: ApplicationFiled: December 19, 2011Publication date: May 3, 2012Applicant: HUAWEI MARINE NETWORKS CO., LTD.Inventors: Guozhong WANG, Dan SU, Bin LI, Guoyao ZHOU
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Publication number: 20110311794Abstract: The present invention discloses a biodegradable complex oxygen barrier film and its preparation method and application. The biodegradable complex oxygen barrier film disclosed by the present invention is constituted of at least two support layers and a barrier layer which is deposed between each two support layers. The support layer is selected from at least one of the following substances: polylactic acid, poly(butylene succinate), polycaprolactone, poly(adipate-butylene telephthalate), poly(?-hydroxybutyrate) and poly(?-hydroxybutyrate-valerate); the barrier layer which is deposed between the each two support layers is same or different, the barrier layer is selected from any one of the following: poly(propylene carbonate) and nano montmorillonite modified poly(propylene carbonate).Type: ApplicationFiled: June 19, 2009Publication date: December 22, 2011Inventors: Qinghai Zhou, Xianhong Wang, Fengxiang Gao, Xiaojiang Zhao, Fosong Wang, Songbao Fu, Keyu Chen, Liangliang Wang, Buning Chen, Jianbo Xu, Guozhong Wang
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Patent number: 7996450Abstract: A network-based file access system obtains an identifier for a resource stored on a remote storage system to an application. The application can use the identifier to pull the contents of a file associated with the identifier or to push contents of a file to a folder associated with the identifier.Type: GrantFiled: September 14, 2001Date of Patent: August 9, 2011Assignee: Oracle International Corp.Inventors: Sharon A. Lee, David L. Diamond, Michael S. Rubino, Guozhong Wang