Patents by Inventor Xiaoqian Chai

Xiaoqian Chai 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).

  • Patent number: 9769326
    Abstract: The present disclosure include acquiring, by a TDF entity, a correlation identifier of a data flow of an application borne by the TDF entity; and sending, by the TDF entity, first charging information to a charging system, where the first charging information carries the correlation identifier of the data flow of the application borne by the TDF entity, so that the charging system performs, according to the correlation identifier of the data flow of the application borne by the TDF entity and a correlation identifier of a data flow borne by a PCEF entity, correlation processing for the first charging information and second charging information that is sent by the PCEF entity to the charging system, where the second charging information carries the correlation identifier of the data flow borne by the PCEF entity. Thereby, accurate charging can be performed for the data flow and the application.
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: September 19, 2017
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Xiaoqian Chai
  • Publication number: 20170264751
    Abstract: A method and an apparatus for information exchange in online charging in order to reduce frequency of information exchange between a Charging Trigger Function (CTF) device and an Online Charging System (OCS), and reduce a pressure of information transmission between the CTF device and the OCS, where the method includes receiving, by a CTF device, a credit control answer (CCA) message that carries a non-real-time Trigger and sent by an OCS, recording, by the CTF device, charging information before and after a corresponding event of the non-real-time Trigger happens each time before sending a credit control request (CCR) message to the OCS next time, and sending, by the CTF device, the CCR message to the OCS.
    Type: Application
    Filed: May 18, 2017
    Publication date: September 14, 2017
    Inventor: Xiaoqian Chai
  • Publication number: 20170223193
    Abstract: A policy and charging rules function (PCRF) device includes a memory storage comprising instructions, at least one network interface, and at least one processor coupled to the memory and to the at least one network interface. The instructions are executed by the at least one processor to receive a policy request of a first user sent by a gateway device; determine, according to the policy request, that the first user needs to use a counter of a second user; acquire a current status of the counter of the second user using a session of the second user established between the PCRF device and a charging system; and generate a control policy of the first user according to the current status of the counter of the second user and send the control policy to the gateway device.
    Type: Application
    Filed: April 18, 2017
    Publication date: August 3, 2017
    Applicant: Huawei Technologies Co., Ltd.
    Inventors: Xiaoqian CHAI, Na YAN
  • Patent number: 9706059
    Abstract: A policy decision method is provided, including receiving, by a policy and charging rules function (PCRF) device, a first user policy request for a first user sent by a gateway device, determining, by the PCRF device, that the first user and a second user share a usage quota, and the second user is an owner user of the usage quota, acquiring, by the PCRF device, a current second user counter status of a second user counter of the second user, and generating, by the PCRF device, a first user control policy according to the current second user counter status and sending the first user control policy to the gateway device. The present invention can implement sharing of accumulated data among users, reduces processing pressure of the charging system, and decreases a performance loss of the charging system.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: July 11, 2017
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Xiaoqian Chai, Na Yan
  • Publication number: 20170180970
    Abstract: Embodiments of the present invention provide a method for processing a rate group, a method for charging for a data service, and a related device and system, so as to enable a charging system to accurately charge for the data service when the rate group changes. The method includes: determining, by a gateway device, whether a rate group of a service data stream changes; and if the rate group of the service data stream changes, reporting, by the gateway device, charging data to the charging system, so that the charging system performs charging according to the charging data, where the charging data includes service usage information and a reporting reason for reporting the charging data, and the reporting reason indicates a change of the rate group.
    Type: Application
    Filed: March 8, 2017
    Publication date: June 22, 2017
    Applicant: HUAWEI TECHNOLOGIES CO.,LTD.
    Inventor: Xiaoqian Chai
  • Publication number: 20170180969
    Abstract: A method for charging an inter-Public Land Mobile Network (PLMN) roaming data service online, and a device are presented. The method includes, after determining that an access subscriber is a roaming subscriber, establishing, by a visited-place packet data network gateway, an online charging session for the access subscriber; determining a first charging information parameter list; sending, to a home online charging system, a first quota request message that carries a rating group; receiving a roaming data service quota of the rating group sent by the home online charging system; and sending first charging information to the home online charging system according to the first charging information parameter list. The disclosed embodiments can simplify a network connection between a visited-place PGW and an OCS of another operator that has a roaming agreement with the visited-place operator, reduce network connection complexity, and improve network connection efficiency.
    Type: Application
    Filed: March 6, 2017
    Publication date: June 22, 2017
    Inventor: Xiaoqian Chai
  • Patent number: 9661152
    Abstract: A policy decision method is provided, including receiving, by a policy and charging rules function (PCRF) device, a first user policy request for a first user sent by a gateway device, determining, by the PCRF device, that the first user and a second user share a usage quota, and the second user is an owner user of the usage quota, acquiring, by the PCRF device, a current second user counter status of a second user counter of the second user, and generating, by the PCRF device, a first user control policy according to the current second user counter status and sending the first user control policy to the gateway device. The present invention can implement sharing of accumulated data among users, reduces processing pressure of the charging system, and decreases a performance loss of the charging system.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: May 23, 2017
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Xiaoqian Chai, Na Yan
  • Patent number: 9647848
    Abstract: The present invention discloses an application charging method. The method includes receiving, by a CTF device, a charging rule of an application from a PCRF device, wherein the charging rule of the application carries an application identifier and charging rule parameters of the application, executing the charging rule of the application, and detecting, according to an application identifier, a flow of the application transmitted on one or more bearers, sending, by the CTF device according to charging rule parameters of the application, a charging session establishment request to a charging system and establishing a charging session of the application, collecting charging information about the detected flow of the application, and sending the collected charging information about the flow of the application to the charging system by using the charging session of the application.
    Type: Grant
    Filed: April 25, 2016
    Date of Patent: May 9, 2017
    Assignee: Huawei Technologies Co., Ltd.
    Inventor: Xiaoqian Chai
  • Publication number: 20170111518
    Abstract: The present disclosure include acquiring, by a TDF entity, a correlation identifier of a data flow of an application borne by the TDF entity; and sending, by the TDF entity, first charging information to a charging system, where the first charging information carries the correlation identifier of the data flow of the application borne by the TDF entity, so that the charging system performs, according to the correlation identifier of the data flow of the application borne by the TDF entity and a correlation identifier of a data flow borne by a PCEF entity, correlation processing for the first charging information and second charging information that is sent by the PCEF entity to the charging system, where the second charging information carries the correlation identifier of the data flow borne by the PCEF entity. Thereby, accurate charging can be performed for the data flow and the application.
    Type: Application
    Filed: December 30, 2016
    Publication date: April 20, 2017
    Applicant: HUAWEI TECHNOLOGIES CO.,LTD.
    Inventor: Xiaoqian Chai
  • Patent number: 9628977
    Abstract: Embodiments of the present invention provide a method for processing a rate group, a method for charging for a data service, and a related device and system, so as to enable a charging system to accurately charge for the data service when the rate group changes. The method includes: determining, by a gateway device, whether a rate group of a service data stream changes; and if the rate group of the service data stream changes, reporting, by the gateway device, charging data to the charging system, so that the charging system performs charging according to the charging data, where the charging data includes service usage information and a reporting reason for reporting the charging data, and the reporting reason indicates a change of the rate group.
    Type: Grant
    Filed: November 5, 2013
    Date of Patent: April 18, 2017
    Assignee: Huawei Technologies Co., Ltd.
    Inventor: Xiaoqian Chai
  • Publication number: 20170064089
    Abstract: A policy decision method is provided, including receiving, by a policy and charging rules function (PCRF) device, a first user policy request for a first user sent by a gateway device, determining, by the PCRF device, that the first user and a second user share a usage quota, and the second user is an owner user of the usage quota, acquiring, by the PCRF device, a current second user counter status of a second user counter of the second user, and generating, by the PCRF device, a first user control policy according to the current second user counter status and sending the first user control policy to the gateway device. The present invention can implement sharing of accumulated data among users, reduces processing pressure of the charging system, and decreases a performance loss of the charging system.
    Type: Application
    Filed: November 11, 2016
    Publication date: March 2, 2017
    Applicant: Huawei Technologies Co., Ltd.
    Inventors: Xiaoqian CHAI, Na YAN
  • Publication number: 20170012879
    Abstract: A network resource processing apparatus, method, and system, which is used to resolve a communication congestion problem between network devices during network resource processing, is presented.
    Type: Application
    Filed: September 22, 2016
    Publication date: January 12, 2017
    Inventor: Xiaoqian Chai
  • Patent number: 9538017
    Abstract: Embodiments of the present disclosure include acquiring, by a TDF entity, a correlation identifier of a data flow of an application borne by the TDF entity; and sending, by the TDF entity, first charging information to a charging system, where the first charging information carries the correlation identifier of the data flow of the application borne by the TDF entity, so that the charging system performs, according to the correlation identifier of the data flow of the application borne by the TDF entity and a correlation identifier of a data flow borne by a PCEF entity, correlation processing for the first charging information and second charging information that is sent by the PCEF entity to the charging system, where the second charging information carries the correlation identifier of the data flow borne by the PCEF entity. Thereby, accurate charging can be performed for the data flow and the application.
    Type: Grant
    Filed: July 15, 2015
    Date of Patent: January 3, 2017
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Xiaoqian Chai
  • Publication number: 20160373589
    Abstract: The present disclosure relates to the field of mobile communications, and more specifically, to a charging session management method and apparatus. The present disclosure provides a charging session management method, where when user equipment (UE) is in a state of accessing to a network, there is an internet protocol (IP)-Connectivity access network (CAN) bearer between a Gateway and the UE, where the IP-CAN bearer is used to transmit a data flow of the UE, and a charging session exists between the Gateway and a charging system; and the method includes: when a charging session established for the IP-CAN bearer exists between the Gateway and the charging system, terminating, by the Gateway, the charging session if determining that no data flow is transmitted on the IP-CAN bearer within a time threshold; and establishing, a new charging session for the IP-CAN bearer when detecting that a data flow transmission starts to be transmitted on the IP-CAN bearer.
    Type: Application
    Filed: September 6, 2016
    Publication date: December 22, 2016
    Inventor: Xiaoqian Chai
  • Patent number: 9516173
    Abstract: A policy decision method is provided, including receiving, by a policy and charging rules function (PCRF) device, a first user policy request for a first user sent by a gateway device, determining, by the PCRF device, that the first user and a second user share a usage quota, and the second user is an owner user of the usage quota, acquiring, by the PCRF device, a current second user counter status of a second user counter of the second user, and generating, by the PCRF device, a first user control policy according to the current second user counter status and sending the first user control policy to the gateway device. The present invention can implement sharing of accumulated data among users, reduces processing pressure of the charging system, and decreases a performance loss of the charging system.
    Type: Grant
    Filed: October 9, 2015
    Date of Patent: December 6, 2016
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Xiaoqian Chai, Na Yan
  • Patent number: 9442763
    Abstract: The present disclosure is applicable to the technical field of computer technology. Disclosed are a resource allocation method and a resource management platform. The method includes: receiving a resource request sent by a resource requester, where the resource request includes resource demand and application feature of a resource; determining a host machine for allocating resources to the resource requester according to the resource request and a resource application feature allocation policy; and controlling the host machine to allocate resources to the resource requester and return resource allocation information to the resource requester, thus solving the problem of degrading performance of host machines as a whole in the prior art caused by hardware resource competition among a plurality of applications which share hardware resources, and efficiently improving the utilization efficiency of the server resources, reducing hardware loss, and improving the user's experience.
    Type: Grant
    Filed: February 19, 2014
    Date of Patent: September 13, 2016
    Assignee: Huawei Technologies Co., Ltd.
    Inventor: Xiaoqian Chai
  • Publication number: 20160241407
    Abstract: The present invention discloses an application charging method. The method includes receiving, by a CTF device, a charging rule of an application from a PCRF device, wherein the charging rule of the application carries an application identifier and charging rule parameters of the application, executing the charging rule of the application, and detecting, according to an application identifier, a flow of the application transmitted on one or more bearers, sending, by the CTF device according to charging rule parameters of the application, a charging session establishment request to a charging system and establishing a charging session of the application, collecting charging information about the detected flow of the application, and sending the collected charging information about the flow of the application to the charging system by using the charging session of the application.
    Type: Application
    Filed: April 25, 2016
    Publication date: August 18, 2016
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Xiaoqian CHAI
  • Patent number: 9374293
    Abstract: The present invention provides a method for dynamically adjusting a resource and a scheduling device. By adopting the method for dynamically adjusting a resource and the scheduling device that are provided in the present invention, when routing is performed according to the adjusted routing table, a resource only needs to process a session in a number segment allocated to the resource itself, thereby avoiding an error caused by scheduling across number segments, improving correctness of the method for dynamically adjusting a resource, avoiding that a resource cannot be released because a service session exists for a long time, and improving resource utilization of the method for dynamically adjusting a resource.
    Type: Grant
    Filed: September 16, 2013
    Date of Patent: June 21, 2016
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Xiaoqian Chai
  • Patent number: 9348647
    Abstract: The present invention provides an improved method and device for task processing in a device management. When the current state or the operation of the terminal device is interrupted by an abnormal condition, the method includes checking if any scheduler task exists; prompting the user to select the processing procedure for the scheduler task based on the types of the scheduler task, or processing the impacted scheduler task based on user's selection or processing the scheduler task based on a predetermined process procedure.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: May 24, 2016
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Qi Shu, Xiaoqian Chai
  • Patent number: 9331857
    Abstract: The present invention discloses an application charging method. The method includes receiving, by a CTF device, a charging rule of an application from a PCRF device, wherein the charging rule of the application carries an application identifier and charging rule parameters of the application, executing the charging rule of the application, and detecting, according to an application identifier, a flow of the application transmitted on one or more bearers, sending, by the CTF device according to charging rule parameters of the application, a charging session establishment request to a charging system and establishing a charging session of the application, collecting charging information about the detected flow of the application, and sending the collected charging information about the flow of the application to the charging system by using the charging session of the application.
    Type: Grant
    Filed: October 12, 2015
    Date of Patent: May 3, 2016
    Assignee: Huawei Technologies Co., Ltd.
    Inventor: Xiaoqian Chai