Patents by Inventor Xiangdong Qi
Xiangdong Qi 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: 11953791Abstract: There are provided a display panel and a manufacturing method thereof. The display panel includes first and second display sub-panels with a gap region arranged therebetween; and a light-shielding layer at least located in the gap region, the first and second display sub-panels each include multiple pixel units arranged in an array, each pixel unit includes: a substrate; a data line on the substrate; a black matrix on a side of the data line away from the substrate, an orthographic projection of the data line on the substrate falls within that of the black matrix on the substrate, in at least one of the first and second display sub-panel, the black matrix of the pixel unit closest to the gap region and the light-shielding layer are arranged with an interval therebetween, the black matrix is located on a side of the light-shielding layer away from the gap region.Type: GrantFiled: March 29, 2023Date of Patent: April 9, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Peng Zhou, Xiaojing Qi, Bo Wu, Xiangdong Qin
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Patent number: 11262283Abstract: A partial pressure tool for real-time measurement and adjustment of pressure and viscosity and a measurement method thereof. The partial pressure tool includes an outer cylinder and adjustable annular throttling grooves, and the adjustable annular throttling grooves are split-type grooves vertically and successively installed on an inner wall of the outer cylinder at equal intervals. Four single throttling grooves are adjacent to each other and arranged concentrically on a circumferential surface. A viscometer is installed on a surface of an arc-shaped inner plate in a tail-end adjustable annular throttling groove. The viscometer is connected to an induction board through a transmission line. The arc-shaped inner plate in the tail-end adjustable annular throttling groove is provided with a pressure sensor and a torque sensor, and the pressure sensor and the torque sensor both are connected to the induction board. The induction board is connected to a DSP control module.Type: GrantFiled: May 29, 2020Date of Patent: March 1, 2022Assignee: CHONGQING UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Bin Huang, Cheng Fu, Xinyu Hu, Xiaohui Li, Fajun Zhao, Chunjing Lu, Weiwen Zhang, Xiangdong Qi
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Publication number: 20210025799Abstract: A partial pressure tool for real-time measurement and adjustment of pressure and viscosity and a measurement method thereof. The partial pressure tool includes an outer cylinder and adjustable annular throttling grooves, and the adjustable annular throttling grooves are split-type grooves vertically and successively installed on an inner wall of the outer cylinder at equal intervals. Four single throttling grooves are adjacent to each other and arranged concentrically on a circumferential surface. A viscometer is installed on a surface of an arc-shaped inner plate in a tail-end adjustable annular throttling groove. The viscometer is connected to an induction board through a transmission line. The arc-shaped inner plate in the tail-end adjustable annular throttling groove is provided with a pressure sensor and a torque sensor, and the pressure sensor and the torque sensor both are connected to the induction board. The induction board is connected to a DSP control module.Type: ApplicationFiled: May 29, 2020Publication date: January 28, 2021Inventors: Bin HUANG, Cheng FU, Xinyu HU, Xiaohui LI, Fajun ZHAO, Chunjing LU, Weiwen ZHANG, Xiangdong QI
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Patent number: 9992156Abstract: The present invention provides a DNS security system and failure processing method. The DNS security system comprises: at least one client, configured to initiate a DNS request; a root node, configured to provide authorization information to the DNS request; an authorization information database, configured to store all DNS requests and corresponding authorization information in a designated area; a virtual root node, configured to invoke corresponding authorization information from the authorization information database when a DNS resolution failure occurs on the root node, and to provide a resolution service to a corresponding client. Using the present invention enhances the security and stability of DNS resolution.Type: GrantFiled: March 19, 2015Date of Patent: June 5, 2018Assignee: Beijing Qihoo Technology Company LimitedInventors: Xiaosheng Tan, Xiangdong Qi, Can Pu
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Patent number: 9930005Abstract: Provided are a DNS cache information processing method, device and system. The method comprises: upon reception of a client request, resolving and obtaining domain name information requested by the client; querying in a database a data structure corresponding to the domain name information; when finding the data structure, acquiring read lock information corresponding to the data structure, the read lock information being permission information allowing performing a read operation of the cache information stored in the data structure; reading the cache information in the data structure by using the permission of the read lock information, and transmitting the read cache information to a sender requested by the client. The embodiment of the present invention can improve caching speed and cache information throughput, improving the flexibility of cache information, and enhancing the quality of stored information.Type: GrantFiled: March 19, 2015Date of Patent: March 27, 2018Assignee: Beijing Qihoo Technology LimitedInventors: Xiangdong Qi, Can Pu, Xiaosheng Tan
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Patent number: 9715588Abstract: A method of detecting a malware based on a white list comprises: receiving on a server side a program feature and/or a program behavior of a program to be detected sent from a client side; comparing the program feature and/or the program behavior of the detected program with legitimate program features and/or legitimate program behaviors stored in a white list; obtaining a legitimacy information of the unknown program based on the comparison result and feeding this back to the client side. In the invention, a legitimate program is determined by using a white list, thereby determining an illegitimate program excluded from the white list as a malware, which performs a determination and detecting and removing of a malware from another perspective.Type: GrantFiled: March 31, 2015Date of Patent: July 25, 2017Assignees: Beijing Qihoo Technology Company Limited, Qizhi Software (Beijing) Company LimitedInventors: Hongyi Zhou, Xiangdong Qi
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Publication number: 20170126617Abstract: Provided are a DNS cache information processing method, device and system. The method comprises: upon reception of a client request, resolving and obtaining domain name information requested by the client; querying in a database a data structure corresponding to the domain name information; when finding the data structure, acquiring read lock information corresponding to the data structure, the read lock information being permission information allowing performing a read operation of the cache information stored in the data structure; reading the cache information in the data structure by using the permission of the read lock information, and transmitting the read cache information to a sender requested by the client. The embodiment of the present invention can improve caching speed and cache information throughput, improving the flexibility of cache information, and enhancing the quality of stored information.Type: ApplicationFiled: March 19, 2015Publication date: May 4, 2017Inventors: Xiangdong QI, Can PU, Xiaosheng TAN
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Publication number: 20170048187Abstract: The present invention provides a DNS security system and failure processing method. The DNS security system comprises: at least one client, configured to initiate a DNS request; a root node, configured to provide authorization information to the DNS request; an authorization information database, configured to store all DNS requests and corresponding authorization information in a designated area; a virtual root node, configured to invoke corresponding authorization information from the authorization information database when a DNS resolution failure occurs on the root node, and to provide a resolution service to a corresponding client. Using the present invention enhances the security and stability of DNS resolution.Type: ApplicationFiled: March 19, 2015Publication date: February 16, 2017Inventors: Xiaosheng TAN, Xiangdong QI, Can PU
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Publication number: 20170041321Abstract: Disclosed are method and system for providing root domain name resolution service, wherein the method for providing root domain name resolution service comprises: acquiring DNS resolution records of domain names within a predefined region; establishing an authorization information database of all-level nodes of DNS according to the resolution record; initiating a virtual root node providing root domain name resolution service; and responding to a root domain name resolution request within the predefined region according to data in the authorization information database by the virtual root node. The scheme of the present invention can utilize the DNS resolution records within the predefined region, to establish a DNS authorization information database as a data foundation of the virtual root node providing root domain name resolution service, thereby automatically providing DNS root resolution service within the region and reducing an Internet risk.Type: ApplicationFiled: March 19, 2015Publication date: February 9, 2017Applicant: Beijing Qihoo Technology Company LimitedInventors: Xiaosheng TAN, Xiangdong QI, Can PU
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Publication number: 20150205960Abstract: A method of detecting a malware based on a white list comprises: receiving on a server side a program feature and/or a program behavior of a program to be detected sent from a client side; comparing the program feature and/or the program behavior of the detected program with legitimate program features and/or legitimate program behaviors stored in a white list; obtaining a legitimacy information of the unknown program based on the comparison result and feeding this back to the client side. In the invention, a legitimate program is determined by using a white list, thereby determining an illegitimate program excluded from the white list as a malware, which performs a determination and detecting and removing of a malware from another perspective.Type: ApplicationFiled: March 31, 2015Publication date: July 23, 2015Applicants: Beijing Qihoo Technology Company Limited, Qizhi Software (Beijing) Company LimitedInventors: HONGYI ZHOU, XIANGDONG QI
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Patent number: 9047466Abstract: A method of detecting a malware based on a white list comprises: receiving on a server side a program feature and/or a program behavior of a program to be detected sent from a client side; comparing the program feature and/or the program behavior of the detected program with legitimate program features and/or legitimate program behaviors stored in a white list; obtaining a legitimacy information of the unknown program based on the comparison result and feeding this back to the client side. In the invention, a legitimate program is determined by using a white list, thereby determining an illegitimate program excluded from the white list as a malware, which performs a determination and detecting and removing of a malware from another perspective.Type: GrantFiled: August 16, 2011Date of Patent: June 2, 2015Assignees: Beijing Qihoo Technology Company Limited, Qizhi Software (Beijing) Company LimitedInventors: Hongyi Zhou, Xiangdong Qi
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Publication number: 20140310807Abstract: The invention provides a cloud-based secure download method. A download terminal carries out an information interaction with a cloud security server via the Internet, comprising the following steps of: acquiring, by the download terminal, a URL address of a file to be downloaded by a user; comparing the URL address of the file to be downloaded with a malicious URL list in the cloud security server; and prompting a comparison result to the user by the download terminal.Type: ApplicationFiled: November 16, 2011Publication date: October 16, 2014Applicant: BEIJING QIHOO TECHNOLOGY COMPANY LIMITEDInventors: Xiangdong Qi, Chenxi Zhao
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Publication number: 20130185797Abstract: A method of detecting a malware based on a white list comprises: receiving on a server side a program feature and/or a program behavior of a program to be detected sent from a client side; comparing the program feature and/or the program behavior of the detected program with legitimate program features and/or legitimate program behaviors stored in a white list; obtaining a legitimacy information of the unknown program based on the comparison result and feeding this back to the client side. In the invention, a legitimate program is determined by using a white list, thereby determining an illegitimate program excluded from the white list as a malware, which performs a determination and detecting and removing of a malware from another perspective.Type: ApplicationFiled: August 16, 2011Publication date: July 18, 2013Applicants: QIZHI SOFTWARE (BEIJING) COMPANY LIMITED, BEIJING QIHOO TECHNOLOGY COMPANY LIMITEDInventors: Hongyi Zhou, Xiangdong Qi
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Patent number: 8219707Abstract: A storage network structure comprises a primary distributed storage network (a cluster distributed storage network or a DHT (Distributed Hash Table)-based peer-to-peer storage network) and a Peterson graph-based storage network. The storage network structure provides different reliability classes for applications and combines the advantages of a peer-to-peer based distributed network storage with Peterson graph-based network storage, solve the problem of a large quantity of data migrating by utilizing the better media data migrating non-movable property from the Peterson graph-based network storage, and screen the single failure of the cluster storage structure and avoid performance degradation of peer-to-peer wide area storage by combining with the availability and robustness of Distributed Hash Table.Type: GrantFiled: September 11, 2009Date of Patent: July 10, 2012Assignees: Institute of Acoustics, Chinese Academy of Sciences, Beijing Acell Technology Co., Ltd.Inventors: Jinlin Wang, Lingfang Wang, Jiali You, Tingyi Li, Xiangdong Qi
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Publication number: 20100077101Abstract: The present invention provides a storage network structure based on Peterson graph and data read-write method thereof. The aforementioned storage network structure consists of a primary distributed storage network and a Peterson graph-based storage network, in which, the said primary distributed storage network may be a cluster distributed storage network or a DHT (Distributed Hash Table)-based peer-to-peer storage network consisting of n nodes; and the said Peterson graph-based storage network is formed by 10 nodes selected from aforementioned storage node set according to policies.Type: ApplicationFiled: September 11, 2009Publication date: March 25, 2010Applicants: Institute of Acoustics, Chinese Academy of Sciences, Beijing Acell Technology Co., Ltd.Inventors: Jinlin Wang, Lingfang Wang, Jiali You, Tingyi Li, Xiangdong Qi