Patents by Inventor Feng Qian
Feng Qian 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: 20220301661Abstract: A method and system for predicting products of an aromatic hydrocarbon isomerization production process are provided. The method includes generating multiple initial sample points, using a mechanism the actual output response values of all of the initial sample points; establishing an radial basis function (RBF) model according to the initial sample points and actual output response values thereof; using a particle swarm optimization (PSO) algorithm to find expected deviation between nearest neighbors as well as the sampling point having the largest sparsity product, using mechanism model to calculate the output response value of said sampling point on RBF model, adding output response value into the sample points, and reconstructing the surrogate model; repeating the previous step until the upper limit for the number of sample points is reached to obtain a final RBF model; and using the RBF model to predict product yield of aromatic hydrocarbon isomerization.Type: ApplicationFiled: December 2, 2020Publication date: September 22, 2022Inventors: Wenli DU, Minglei YANG, Weimin ZHONG, Feng QIAN, Zhi LI
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Publication number: 20220299259Abstract: The present invention provides a vertical displacement stopping system, which is able to facilitate the adjustment of the position of an object. The system includes a sliding guide mechanism, a locking mechanism and a bearing mechanism. The locking mechanism, having positioning holes, includes positioning pins, telescopic mechanisms, and a handle located at a front portion of the bearing mechanism, wherein the handle is connected with the positioning pins through transmission parts, respectively. Each of the telescopic mechanisms includes a housing having a chamber, a movable block located within the chamber, and a reset spring located between a top portion of the movable block and the housing, wherein each of the transmission parts is connected with each of the positioning pins through the movable block.Type: ApplicationFiled: May 6, 2020Publication date: September 22, 2022Inventors: Xinglong Xu, Haiwen Zhang, Lian Zou, Kai Dai, Feng Qian, Qiang Ji
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Publication number: 20220280469Abstract: Disclosed are a drug-carrier complex and a preparation method therefor and use thereof. The drug-carrier complex comprises an active ingredient and a carrier, wherein the carrier is albumin, the active ingredient is loaded on the carrier, and the active ingredient is a platinum-based drug. Compared with free platinum-based drugs, the drug-carrier complex can significantly extend in vivo half-life of the platinum-based drug, improve in vivo tissue distribution of the platinum-based drug, increase tissue selectivity of the platinum-based drug, reduce damage to normal tissues and systemic toxicity of the platinum-based drug, and thus improve therapeutic effect.Type: ApplicationFiled: January 22, 2020Publication date: September 8, 2022Inventors: Feng QIAN, Junxiao YE, Chao KONG
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Publication number: 20220265046Abstract: An improved electric slide rail includes a motor driving device and two slide rail assemblies symmetrically arranged. Every slide rail assembly includes a slide rail (2, 28) and a fixed rail (31, 26), wherein the slide rail (2, 28) is slidably sleeved on the fixed rail (31, 26), a rack housing (1, 10) is sleeved on an outer side of the fixed rail (31, 26), a rack (13, 11) is provided on the rack housing (1, 10), a gear (4, 16) engaged with the rack (13, 11) is mounted on the slide rail (2, 28); the motor driving device is installed on the slide rail (2, 28) through a fixing device and is electrically connected with a controller. The improved electric slide rail further includes a clutch (18, 39, 46) which is electrically connected with the controller, wherein the clutch (18, 39, 46) is arranged at a side where an output shaft of a motor (17, 41, 44) of the motor driving device is provided, and is connected with the slide rail (2, 28) through a linkage structure.Type: ApplicationFiled: July 3, 2020Publication date: August 25, 2022Inventors: Lian Zou, Xinglong Xu, Feng Qian, Kai Dai, Qiang Ji
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Publication number: 20220264470Abstract: A transmit power control method includes obtaining an uplink-downlink configuration (uplink (UL)/downlink (DL) assignment) from a network side and determining a power decrease that can be reduced in the uplink-downlink configuration compared with that in an all-uplink configuration when and uplink time proportion configured in the uplink-downlink configuration is not 100% and the uplink-downlink configuration is not the all-uplink configuration.Type: ApplicationFiled: April 24, 2020Publication date: August 18, 2022Inventors: Rentian Ding, Feng Qian, Yi Sui, Yipan Zhou
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Patent number: 11419054Abstract: Energy consumption of cellular interfaces on multihomed mobile devices, such as smartphones, tablets and laptops can be improved by adjusting the inactivity timer of the cellular interface of the mobile devices based on the on/off status of non-cellular interface(s) on the mobile devices. Possible near-future data packets can be transmitted or received on the non-cellular interfaces that co-exist on the mobile devices and thus the inactivity timer of the cellular interface may be dynamically and more efficiently adjusted, based on the on/off status of non-cellular interface(s). If the non-cellular interface is available on the mobile device, then the inactivity timer can be set to be shorter than if only the cellular interface is available.Type: GrantFiled: July 17, 2015Date of Patent: August 16, 2022Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: Bo Han, Shuai Hao, Lusheng Ji, Feng Qian
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Patent number: 11398976Abstract: A method, a device, and a system for implementing a multiplexor (mux) machine, where the method includes setting an aggregation port of a first network device to a collecting and distributing state when a mux machine of the first aggregation port of the first network device is in a collecting distributing state, starting, by the first network device, a timer, and switching the mux machine from the collecting distributing state to an attached state when the first network device determines, when the timer expires, that no Link Aggregation Control Port data unit (LACPDU) packet that is from a second network device and that indicates that an aggregation port of the second network device is in the collecting and distributing state is received.Type: GrantFiled: December 26, 2019Date of Patent: July 26, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Bo Song, Feng Qian, Hui Zhao, Chong Wang
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Patent number: 11356533Abstract: Utilizing resource data hints and resource data pushes can generate a more efficient web site page load. Utilizing resource data hints and resource data pushes effectively can reduce web site load times and conserve data resources. Leveraging a data cache and a data structure associated with the web site can increase communication efficiencies between a client device and a server device, thereby determining and implementing the most efficient communication patterns to conserve data resources.Type: GrantFiled: September 4, 2018Date of Patent: June 7, 2022Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: Bo Han, Lusheng Ji, Shuai Hao, Feng Qian
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Publication number: 20220118057Abstract: The present disclosure provides an albumin nanoparticle comprising a core consisting of at least one diester derivative of ?-lapachone and a shell consisting of at least one albumin. Further, herein provided are a preparation method and use thereof. The albumin nanoparticle has a significantly longer in vivo half-life, markedly reduced toxicity and side effects, and an observably widened therapeutic window, and thus can treat cancer associated with KRAS mutations.Type: ApplicationFiled: January 22, 2020Publication date: April 21, 2022Inventors: Feng QIAN, Chun LIU
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Patent number: 11310244Abstract: Examples in this application disclose information sharing methods, media, and systems. One example computer-implemented method includes identifying, in a trusted execution environment (TEE), a transaction for invoking a smart contract, where the transaction is a first transaction initiated by a first institution or a second transaction initiated by a second institution, the first transaction comprise a first user identity of a first user and encrypted data of the first user, and the second transaction comprise a second user identity of a second user, updating accumulative invoking information for the smart contract based on the transaction, determining whether the updated accumulative invoking information satisfies an execution condition for the smart contract, executing the smart contract to obtain a user verification result to verify data of the second user, and sending the user verification result to the second institution.Type: GrantFiled: June 30, 2021Date of Patent: April 19, 2022Assignee: Alipay (Hangzhou) Information Technology Co., Ltd.Inventors: Yuan Chen, Renhui Yang, Wenyu Yang, Xinmin Wang, Feng Qian, Qianting Guo, Shubo Li
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Publication number: 20220109695Abstract: An example first device disclosed herein is to obtain, from a library of the first device, a pre-master secret value and a master secret value associated with a session key for a communication session between the first device and a second device, the library instrumented to log the pre-master and master secret values during handshaking, the session key based on the pre-master secret value, the master secret value and data strings exchanged during the handshaking. The disclosed example first device is also to capture a packet level trace corresponding to the communication session, the packet level trace including the data strings and encrypted data. The disclosed example first device is further to determine the session key based on the pre-master secret value, the master secret value and the data strings without use of a proxy, and decrypt the encrypted data with the session key to obtain decrypted data.Type: ApplicationFiled: December 16, 2021Publication date: April 7, 2022Applicant: AT&T Intellectual Property I, L.P.Inventors: Feng Qian, Oliver Spatscheck, Subhabrata Sen
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Publication number: 20220103322Abstract: Embodiments of this application disclose a channel measurement method and device. The method includes: receiving, by an access network device, a sounding reference signal (SRS) from a terminal device; receiving, by the access network device from the terminal device, a power adjustment factor used by first antenna ports, where the first antenna ports are antenna ports used by the terminal device to send a data signal; determining, by the access network device, a first uplink channel based on the SRS; and determining, by the access network device, a target channel based on the first uplink channel and the power adjustment factor used by the first antenna ports, where the target channel is a target uplink channel or a target downlink channel.Type: ApplicationFiled: February 28, 2020Publication date: March 31, 2022Inventors: Feng Qian, Li Shen, Jian Wang, Xiaocui Li, Yifan Xue
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Patent number: 11270029Abstract: Examples in this application disclose data check computer-implemented methods, media, and systems. One example computer-implemented method includes retrieving, by a trusted execution environment (TEE), a check-triggering instruction from a server, where the check-triggering instruction is configured to trigger the TEE to perform a consistency check on basic data of a user to be identified, in response to the check-triggering instruction, retrieving, by the TEE, encrypted standard basic data of the user from a trusted institution, retrieving, by the TEE, encrypted basic data of the user from a first institution, retrieving, by the TEE, the basic data of the user by decrypting the encrypted basic data, performing, by the TEE, the consistency check on the basic data of the user based on the encrypted standard basic data to obtain a check result, and sending, from the TEE, the check result to a second institution.Type: GrantFiled: June 30, 2021Date of Patent: March 8, 2022Assignee: Alipay (Hangzhou) Information Technology Co., Ltd.Inventors: Renhui Yang, Xinmin Wang, Yuan Chen, Wenyu Yang, Feng Qian, Qianting Guo, Shubo Li
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Patent number: 11263632Abstract: Examples in this application disclose an information sharing methods, media, and systems. One example method includes receiving, by a trusted execution environment (TEE), a user verification result acquisition request from a first institution, where the user verification result acquisition request is configured to request a verification result associated with a user, receiving first encrypted data of the user from a second institution, decrypting the first encrypted data to obtain first user basic data, receiving second encrypted data of the user from a trusted institution, decrypting the second encrypted data of the user to obtain second user basic data, in response to the user verification result acquisition request, determining the verification result of the user to indicate whether the first user basic data matches the second user basic data, and sending the verification result of the user to the first institution.Type: GrantFiled: June 30, 2021Date of Patent: March 1, 2022Assignee: Alipay (Hangzhou) Information Technology Co., Ltd.Inventors: Wenyu Yang, Renhui Yang, Yuan Chen, Xinmin Wang, Feng Qian, Qianting Guo, Shubo Li
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Publication number: 20220060769Abstract: Aspects of the subject disclosure may include, for example, embodiments for obtaining video content from a video content server, determining a quality parameter for each of the plurality of adjusted video content, and adjusting the video content to generate the plurality of adjusted video content. Each of the plurality of adjusted video content comprises a different point cloud density according to the quality parameter. Further embodiments can include receiving a request for the video content from a video content application on a communication device, and determining a distance from a viewpoint to a point-cloud object on the video content application of the communication device. Additional embodiments can include selecting an adjusted video content based on the distance from the viewpoint to the point-cloud object and the quality parameter of the adjusted video content, and providing the adjusted video content to the communication device for presentation. Other embodiments are disclosed.Type: ApplicationFiled: October 28, 2021Publication date: February 24, 2022Applicants: AT&T Intellectual Property I, L.P., Regents of the University of MinnesotaInventors: Bo Han, Cheuk Yiu Ip, Jackson Jarrell Pair, Feng Qian
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Patent number: 11258666Abstract: A method, a device, and a system for implementing a multiplexer (mux) machine, where the method includes setting a mux machine on a first aggregation port to be in a PROTECT_WAITING state, when the mux machine is in the PROTECT_WAITING state, determining that the first aggregation port is not in a collecting and distributing state, and sending, to a second network device, a first Link Aggregation Control Protocol Data Unit (LACPDU) packet that is used to notify that the first aggregation port is in the collecting and distributing state, and when a second LACPDU packet that is from the second network device and indicating that a second aggregation port is in the collecting and distributing state is received, switching a status of the mux machine from the PROTECT_WAITING state to a COLLECTING_DISTRIBUTING state, and setting the first aggregation port to be in the collecting and distributing state.Type: GrantFiled: December 26, 2019Date of Patent: February 22, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Bo Song, Feng Qian, Hui Zhao, Chong Wang
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Patent number: 11240269Abstract: An example first device disclosed herein is to obtain, from a library of the first device, a pre-master secret value and a master secret value associated with a session key for a communication session between the first device and a second device, the library instrumented to log the pre-master and master secret values during handshaking, the session key based on the pre-master secret value, the master secret value and data strings exchanged during the handshaking. The disclosed example first device is also to capture a packet level trace corresponding to the communication session, the packet level trace including the data strings and encrypted data. The disclosed example first device is further to determine the session key based on the pre-master secret value, the master secret value and the data strings without use of a proxy, and decrypt the encrypted data with the session key to obtain decrypted data.Type: GrantFiled: August 2, 2019Date of Patent: February 1, 2022Assignee: AT&T Intellectual Property I, L.P.Inventors: Feng Qian, Oliver Spatscheck, Subhabrata Sen
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Patent number: 11233655Abstract: Examples in this application disclose data verification methods, media, and systems. One example method includes receiving, from a blockchain network by a trusted execution environment (TEE) in a blockchain node, a trigger instruction based on a timed starting logic identifying a starting time to execute a smart contract, where the timed starting logic is comprised in a chain code which comprises information of a blockchain account and is executable by the blockchain node to determine the information of the blockchain account, retrieving first encrypted data from a first institution, decrypting the first encrypted data, receiving a data sharing request comprising a user identity corresponding to user basic data from a second institution, retrieving the user basic data based on the user identity, performing verification processing of the user basic data based on the trigger instruction to obtain a verification result, and sending the verification result to the second institution.Type: GrantFiled: June 30, 2021Date of Patent: January 25, 2022Assignee: Alipay (Hangzhou) Information Technology Co., Ltd.Inventors: Renhui Yang, Yuan Chen, Xinmin Wang, Wenyu Yang, Feng Qian, Qianting Guo, Shubo Li
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Patent number: 11206706Abstract: In one example, a method and apparatus for web browsing on multihomed mobile devices having multiple communication interfaces are disclosed. In one example, the method establishes a primary multiple path transmission control protocol subflow for the transfer of a resource from a server to a user endpoint device. The method then determines a threshold of resource size. When the size of the resource is determined to exceed the threshold, the method establishes a secondary multipath transmission control protocol connection that cooperates with the primary multiple path transmission control protocol subflow for the transfer of the resource from the server to the user endpoint device.Type: GrantFiled: September 2, 2019Date of Patent: December 21, 2021Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: Bo Han, Rittwik Jana, Lusheng Ji, Feng Qian
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Patent number: 11190817Abstract: Aspects of the subject disclosure may include, for example, embodiments for obtaining video content from a video content server, determining a quality parameter for each of the plurality of adjusted video content, and adjusting the video content to generate the plurality of adjusted video content. Each of the plurality of adjusted video content comprises a different point cloud density according to the quality parameter. Further embodiments can include receiving a request for the video content from a video content application on a communication device, and determining a distance from a viewpoint to a point-cloud object on the video content application of the communication device. Additional embodiments can include selecting an adjusted video content based on the distance from the viewpoint to the point-cloud object and the quality parameter of the adjusted video content, and providing the adjusted video content to the communication device for presentation. Other embodiments are disclosed.Type: GrantFiled: May 15, 2020Date of Patent: November 30, 2021Assignees: AT&T Intellectual Property I, L.P., Regents of the University of MinnesotaInventors: Bo Han, Cheuk Yiu Ip, Jackson Jarrell Pair, Feng Qian