Patents by Inventor Rujun Li
Rujun Li 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: 12724862Abstract: Disclosed are a vehicle communication method, system and device, and a storage medium. The method is applied to a secure communication server end in communication connection with a vehicle-mounted secure communication proxy end, and may include: receiving a target service request; sending an authorization request to a client corresponding to the vehicle-mounted secure communication proxy end according to the target service request; receiving an authorization response generated by the client according to the authorization request; and establishing, according to the authorization response, a data channel for communication connection between the vehicle-mounted secure communication proxy end and the secure communication server end.Type: GrantFiled: November 25, 2022Date of Patent: September 1, 2026Assignee: ZTE CORPORATIONInventors: Lu Zhang, Liping Li, Yanwei Fang, Tingxiang Shi, Rujun Li
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Patent number: 12495080Abstract: A communication method, a signaling control network element, a media control network element and a communication system. The communication method comprises: acquiring a transparent transmission channel creation request; performing, according to the transparent transmission channel creation request, negotiation processing on a media control network element and a first terminal device corresponding to a first terminal identifier, so as to create a transparent transmission channel between the media control network element and the first terminal device; obtaining a first resource identifier of an application entity according to the transparent transmission channel creation request; and sending the first resource identifier to the media control network element, so that the media control network element determines a data transmission relationship between the transparent transmission channel and the application entity corresponding to an application identifier.Type: GrantFiled: January 30, 2024Date of Patent: December 9, 2025Assignee: ZTE CorporationInventors: Lu Zhang, Mengxiao Wang, Shilin Chen, Tingxiang Shi, Yanwei Fang, Yongsheng Miao, Chengnian Shen, Rujun Li, Jian Tang, Jun Hong
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Publication number: 20250111018Abstract: Disclosed are a vehicle communication method, system and device, and a storage medium. The method is applied to a secure communication server end in communication connection with a vehicle-mounted secure communication proxy end, and may include: receiving a target service request; sending an authorization request to a client corresponding to the vehicle-mounted secure communication proxy end according to the target service request; receiving an authorization response generated by the client according to the authorization request; and establishing, according to the authorization response, a data channel for communication connection between the vehicle-mounted secure communication proxy end and the secure communication server end.Type: ApplicationFiled: November 25, 2022Publication date: April 3, 2025Inventors: Lu ZHANG, Liping LI, Yanwei FANG, Tingxiang SHI, Rujun LI
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Publication number: 20240244093Abstract: A communication method, a signaling control network element, a media control network element and a communication system. The communication method comprises: acquiring a transparent transmission channel creation request; performing, according to the transparent transmission channel creation request, negotiation processing on a media control network element and a first terminal device corresponding to a first terminal identifier, so as to create a transparent transmission channel between the media control network element and the first terminal device; obtaining a first resource identifier of an application entity according to the transparent transmission channel creation request; and sending the first resource identifier to the media control network element, so that the media control network element determines a data transmission relationship between the transparent transmission channel and the application entity corresponding to an application identifier.Type: ApplicationFiled: January 30, 2024Publication date: July 18, 2024Inventors: Lu ZHANG, Mengxiao WANG, Shilin CHEN, Tingxiang SHI, Yanwei FANG, Yongsheng MIAO, Chengnian SHEN, Rujun LI, Jian TANG, Jun HONG
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Patent number: 7899043Abstract: The present invention discloses a route service device and a method and a system for realizing call route by the device, in which, route service device and soft switch control device are networked in a layered way, the soft switch control device is the node of the lowest layer, when the user route changes, the soft switch control device reports route information including user node to the father node; the route service device performs registration, and broadcasts the changed route information to the father node, each related route service device performs registration and broadcast by the same way; when calling across domains, the soft switch control device where the calling locates initiates inquiry toward the father node, and receives the returned inquiring result, therefore routing the call to the soft switch control device where the called locates.Type: GrantFiled: June 22, 2004Date of Patent: March 1, 2011Assignee: ZTE CorporationInventors: Xianli Hu, Rujun Li, Ning Cheng, Haipeng Li
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Patent number: 7715839Abstract: The present invention relates to a method of controlling the roam of a terminal user in the NGN network system, including: dividing the network into regions in accordance with IP address field and defining the roam type and service attribute of each IP address field when the terminal user roams to each region; defining the roam right of the terminal user in a core control device according to the roam type; when the terminal registers with the core control device from a region, IP address of the terminal being uploaded to the core control device, and the core control device obtaining the roam type of the terminal in accordance with the IP address of the terminal; then judging whether the terminal user has such roam right of this roam type, if positive, the terminal registering successfully, otherwise failing; when the terminal registers successfully, the terminal user is able to use the network service and some service attributes in the region.Type: GrantFiled: November 30, 2004Date of Patent: May 11, 2010Assignee: ZTE CorporationInventors: Rujun Li, Guohua Ren, Chen Wang
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Patent number: 7675850Abstract: The present invention provides a device for realizing disaster recovery of soft-switch based on packet network, comprising at least two core control devices located in different places which provide control service for their respective access equipments; wherein said core control devices further include a process unit, a database unit, a share unit and a synchronization process unit which are specifically used for remote disaster recovery; said process unit and database unit are independent of the processor and the database already existing within the core control devices, and are specifically used for providing service for remote access equipments, thereby making the core control devices in different places be of mutual disaster recovery relation; said share unit is used for sharing processing ability and data; and said synchronization process unit is used for synchronizing data between the core control devices of mutual disaster recovery.Type: GrantFiled: December 5, 2003Date of Patent: March 9, 2010Assignee: ZTE CorporationInventors: Chen Wang, Xianli Hu, Rujun Li, Haipeng Li
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Publication number: 20090109839Abstract: The present invention provides a device for realizing disaster recovery of soft-switch based on packet network, comprising at least two core control devices located in different places which provide control service for their respective access equipments; wherein said core control devices further include a process unit, a database unit, a share unit and a synchronization process unit which are specifically used for remote disaster recovery; said process unit and database unit are independent of the processor and the database already existing within the core control devices, and are specifically used for providing service for remote access equipments, thereby making the core control devices in different places be of mutual disaster recovery relation; said share unit is used for sharing processing ability and data; and said synchronization process unit is used for synchronizing data between the core control devices of mutual disaster recovery.Type: ApplicationFiled: December 5, 2003Publication date: April 30, 2009Inventors: Chen Wang, Xianli Hu, Rujun Li, Haipeng Li
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Publication number: 20080167034Abstract: The present invention relates to a method of controlling the roam of a terminal user in the NGN network system, including: dividing the network into regions in accordance with IP address field and defining the roam type and service attribute of each IP address field when the terminal user roams to each region; defining the roam right of the terminal user in a core control device according to the roam type; when the terminal registers with the core control device from a region, IP address of the terminal being uploaded to the core control device, and the core control device obtaining the roam type of the terminal in accordance with the IP address of the terminal; then judging whether the terminal user has such roam right of this roam type, if positive, the terminal registering successfully, otherwise failing; when the terminal registers successfully, the terminal user is able to use the network service and some service attributes in the region.Type: ApplicationFiled: November 30, 2004Publication date: July 10, 2008Applicant: ZTE CORPORATIONInventors: Rujun Li, Guohua Ren, Chen Wang
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Publication number: 20070115855Abstract: The present invention discloses a route service device and a method and a system for realizing call route by the device, in which, route service device and soft switch control device are networked in a layered way, the soft switch control device is the node of the lowest layer, when the user route changes, the soft switch control device reports route information including user node to the father node; the route service device performs registration, and broadcasts the changed route information to the father node, each related route service device performs registration and broadcast by the same way; when calling across domains, the soft switch control device where the calling locates initiates inquiry toward the father node, and receives the returned inquiring result, therefore routing the call to the soft switch control device where the called locates.Type: ApplicationFiled: June 22, 2004Publication date: May 24, 2007Inventors: Xianli Hu, Rujun Li, Ning Cheng, Haipeng Li