Huawei Technologies Co., Limited

Zte Corporation

Covestro Deutschland Ag

Dong Bo Zhao

Lan Zou

Kai Zhang

Haitao Xia

Ping Song

Bin Li

Yong Fan

Dong Chen

Wei Zhao

Yang He

Zhigang Song

Li Yi Feng

Qihong Fu

Zhiping Zhang

Liqun Xiong

Yuan Zhu

Liqiang Li

Weicheng Wu

Zoe Deng

Pan Wei

Demi Tang

Li Feng

The present invention relates to a composition for preparing flexible foams and the application thereof. The composition comprises the following components: a. an isocyanate mixture comprising: a1) an aliphatic and/or alicyclic isocyanate monomer, and a2) an aliphatic and/or alicyclic; isocyanate trimer, wherein the mass ratio of said monomer to said trimer is in a range of 3:1-200:1; b. a polymer polyol mixture comprising: b1) a first polyether polyol having a number average molecular weight of not less than 3000 g/mol with an ethylene oxide content of 5-20 wt. %, b2) a second polyether polyol having a number average molecular weight of not less than 3000 g/mol with an ethylene oxide content of more than 60 wt. %, wherein the mass ratio of said first polyether polyol to said second polyether polyol is in a range of 4:1-100:1; c. an isocyanate-reactive group comprising compound having a number average molecular weight of 32-400 g/mol; d. a catalyst; e. a foaming agent; and f. optionally, an additive; wherein said composition has an isocyanate index of 70-120.

Flexible foams

The present invention provides a SON coordination method, device, and system, and the method includes: obtaining a coordination parameter of a self organizing network function; and coordinating running of the self organizing network function according to the coordination parameter. The coordination parameter of the SON function is obtained before running of a current SON function, so as to use the obtained coordination parameter to coordinate the running of the SON function. In this way, the running of the current SON function may cooperate and coordinate with another SON, thereby avoiding a conflict, more efficiently, more smoothly, and lower repeatedly solving a network problem, improving network application efficiency, or reducing wrong adjustment of a network parameter caused by wrong judgment, which affects user service experience, so as to achieve an object of reducing an operating cost, and improving an utilization rate of an equipment and funds.

Self organizing network coordination method, device, and system

A method for deploying virtual operation, administration and maintenance includes obtaining customized information of virtual operation, administration and maintenance (V-OAM) that needs to be deployed, where the customized information defines an attribute of the V-OAM, and deploying, on a virtualized network according to the customized information, the V-OAM that is capable of managing at least one type of VNF network element. The V-OAM is deployed on the virtualized network.

Method and apparatus for deploying virtual operation, administration and maintenance, and virtualized network system

Embodiments of the present invention relate to a method and an apparatus for coordinating a network. The method includes: receiving or monitoring network information; determining, according to the network information, whether a network operation needs to be coordinated; and coordinating the network operation if determining, according to the network information, that the network operation needs to be coordinated. The apparatus provided in embodiments of the present invention includes: a network information acquiring unit, a coordination determining unit and a coordinating unit. The method and the apparatus for coordinating the network provided in embodiments of the present invention can reduce the probability of occurrence of various network problems due to that a network operation is fixed or is preset by an operator, so that the network operation can achieve an expected network objective, thereby reducing maintenance cost of the operator.

Method and apparatus for coordinating network

Embodiments of the present invention disclose a method and an apparatus for processing a network element state. The method includes: obtaining a network element by monitoring network element performance data or an accepted operation request, where the network element is a base station or a cell or a subnet; then obtaining target data corresponding to the network element, where the target data includes at least one of trace data, manual minimization of drive tests data, radio link failure data, a user equipment error report, alarm data, and performance data; subsequently, according to the target data, determining whether the network element is out of service or needs to compensate another network element; and finally, when the network element is out of service or needs to compensate another network element, indicating whether the network element can enter an energy saving state. The present invention is applicable to the field of communications systems.

Method and apparatus for processing network element state

The present invention relates to a network sharing method and apparatus. The method comprises: a network element obtaining configuration information of resource sharing, the configuration information comprising: configuring a sharing type of a shared resource of the network element, configuring division of a share of the shared resource of the network element, and configuring a sharing party corresponding to the share of the shared resource of the network element; and the network element controlling the shared resource of the network element according to the configuration information. By means of the present invention, a share of a shared resource of a network element can be configured, and a carrier or a PLMN or a user equipment in a shared network can be accurately controlled.

Method for sharing network and network element

The present invention relates to a method and an apparatus for managing network sharing, where the method includes: acquiring, by an access network element, information about occupation of a resource of an access network element by a network sharing party; and reporting, by the access network element, the occupation information to a core network device, where the occupation information is used by the core network device to charge a user equipment UE that accesses the access network element. By acquiring and reporting information about occupation of a resource of an access network element by a network sharing party, the present invention enables a core network device such as a charging system to perform accurate charging according to the information about occupation of the resource of the access network element by the network sharing party.

Method and apparatus for managing network sharing

The present invention discloses a cell management method and a base station. The method includes: obtaining, by a base station, configuration information, where the configuration information includes information about at least two cells, the first cell and the second cell belong to different public land mobile networks PLMNs or are managed by different network element management systems; and managing, by the base station, the at least two cells according to the configuration information. According to the present invention, it can implement collaborative management of cells that are in different PLMNs or different network element management systems under a shared base station.

Cell management method and base station

A method, apparatus, and system for determining link coverage problem are disclosed. Downlink measurement data and uplink measurement data are correlated to perform analysis, so that determining of a link coverage problem no longer depends only on the downlink measurement data, but depends on a combination of the downlink measurement data and the uplink measurement data. In this way, the determining of the link coverage problem is more accurate, which facilitates subsequent use of a correct solution.

Method, apparatus, and system for determining a link coverage problem

The present application provides a method and device for evaluating network performance, which relate to the field of communications technologies. The method includes: obtaining statistical data characterizing network performance; according to the statistical data, obtaining performance of neighbor relationship adjustment, or obtaining a degree to which the neighbor relationship adjustment affects the network performance. The present application determines impact of ANR algorithm on a network or a UE by collecting related status data, and solves a problem that whether degradation of UE performance or user experience is caused by the ANR algorithm cannot be determined in the prior art. Then a factor of ANR operation may be excluded from numerous factors which may affect a system or user experience, analysis capability of automatic troubleshooting is improved, and problem solving capability of operators is improved.

Method and device for evaluating network performance

A user terminal, a password-based trading terminal, a system and a method for password-based authentication are provided. Wherein, the user terminal comprises a password generation module and a first near field communication module. The password generation module is configured to generate a password. The first near field communication module is configured to convert the generated password into near field communication label data, and then send the data to a password-based trading terminal through near field communication. The present application effectively ensures password security during the password-based authentication.

User terminal for password-based authentication, and password-based trading terminal, system, and method

Embodiments of the present invention disclose a SON-based terminal selection method related to the field of communications technologies, where a target terminal is selected pertinently to participate in implementation of a SON algorithm. The method provided by the embodiments of the present invention includes: determining a terminal selection criterion under a requirement of implementing different SON algorithms; and performing target terminal selection from managed terminals according to the terminal selection criterion. A system and a network entity corresponding to the method are also provided. By applying the technical solutions provided by the embodiments of the present invention, a target terminal can be selected pertinently to participate in implementation of the SON algorithm, which avoids waste of resources of terminals that do not need to participate in implementation of the SON algorithm, and improves user experience of these terminals.

Terminal selection method and system based on self-organizing network, and network entity

A method, an apparatus, and a system for energy saving management in a network management system are disclosed. The method for energy saving management includes: configuring, by an integrated reference point manager IRPManager, an energy saving policy, where the energy saving policy includes an identifier of a coverage backup entity for energy saving and further includes policy information of energy saving activation and/or policy information of energy saving deactivation; and sending, by the IRPManager, the energy saving policy to an integrated reference point agent IRPAgent, where the energy saving policy is used to perform energy saving management on a base station.

Method, apparatus, and system for energy saving management in network management system

Embodiments of the present invention provide a method and device for subscribing to an RLF report. An integration reference point manager configures a subscription condition for an RLF report for an integration reference point agent. The integration reference point manager obtains an RLF report that is sent by the integration reference point agent and satisfies the subscription condition. The embodiments of the present invention can avoid the case in the prior art that a base station sends an RLF report obtained from a UE, to an IRPManager through an IRPAgent in a best-effort mode, thereby decreasing the load of information transferred between the IRPManager and the IRPAgent.

Method and device for subscribing to radio link failure report

The present application discloses a method, an apparatus, and a system for minimization of drive tests (MDT), and relates to the field of communications technologies. In a technical solution, by obtaining a mapping relationship between a trace control entity (TCE) address and a TCE identifier, and according to the TCE identifier included in the MDT report reported by the UE, a corresponding TCE address is obtained and the MDT report is sent to a TCE corresponding to the TCE address. Therefore, it is unnecessary to send an actual TCE network address to the user equipment. The technical solution improves security and solves the insecurity problem of the MDT measurement. The technical solution is simple, convenient and easy to implement, and reduces the complexity of network signaling interaction and network processing.

Growing community of inventors

Shanghai, China

Dong Bo Zhao