WO2014079049A1 - 网间协同的方法、协同节点和网络侧设备 - Google Patents
网间协同的方法、协同节点和网络侧设备 Download PDFInfo
- Publication number
- WO2014079049A1 WO2014079049A1 PCT/CN2012/085184 CN2012085184W WO2014079049A1 WO 2014079049 A1 WO2014079049 A1 WO 2014079049A1 CN 2012085184 W CN2012085184 W CN 2012085184W WO 2014079049 A1 WO2014079049 A1 WO 2014079049A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- base station
- cell
- indication information
- node
- coordination
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/27—Control channels or signalling for resource management between access points
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/16—Interfaces between hierarchically similar devices
- H04W92/20—Interfaces between hierarchically similar devices between access points
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
- H04W88/10—Access point devices adapted for operation in multiple networks, e.g. multi-mode access points
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/02—Inter-networking arrangements
Definitions
- the present invention relates to the field of communications, and more particularly to a method of inter-network coordination, a cooperative node, and a network side device. Background technique
- GSM Global System of Mobile communication
- UMTS Universal Mobile Telecommunication System
- LTE Long Term Evolution
- the LTE flat architecture is different from the GSM and UMTS Layer 3 architecture, and the centralized control node of the base station controller is removed. Therefore, on the one hand, the inter-LTE base station coordination needs to introduce the X2 interface, resulting in an increase in the number of connections of the LTE single base station by more than 5 times.
- LTE and GSM and UMTS cannot effectively exchange resource usage status, and also limit GSM, UMTS and LTE-network performance optimization and capacity maximization;
- the small station In the regional macro-micro networking scenario, the small station is mainly deployed in the multi-layer coverage area of the macro network, and needs to be effectively coordinated between many small stations and multi-layer macro networks in order to effectively improve the network capacity and the terminal customer experience.
- an evolved Node B (e.g., "eNodeB") of LTE exchanges resources and status information through an X2 interface, and coordinates radio resource optimization use between eNodeBs; LTE and GSM, UMTS
- the LTE eNodeB performs radio resource coordination through the X2 interface. Each eNodeB needs to configure a large number of X2 interfaces.
- LTE and GSM and UMTS mainly use RIM messages for cell-level signaling transmission, and LTE eNodeBs obtain GSM and UMTS network resources. Coordination analysis and judgment of line resources; Signal transmission between GSM and UMTS through the Iur-G interface of the controller, resource coordination analysis and judgment of GSM and UMTS in the controller; Different architectures between LTE, UMTS and GSM Resource coordination analysis and judgment are performed separately in different entities.
- the embodiments of the present invention provide a method for coordinating between networks, a cooperative node, and a network side device, which can improve network performance.
- the first aspect provides a method for inter-network cooperation, where the method includes: acquiring state information of a cell of different standards, where the state information indicates at least one of a radio resource state, a terminal distribution, and a service condition of the cell of the different system. And transmitting, according to the status information, the coordination indication information to the base station or the base station controller of the cell of the different system, so that the base station or the base station controller performs the inter-network cooperative operation according to the coordination indication information.
- the acquiring the status information of the cell of the different system includes: receiving the status information periodically sent by the base station or the base station controller; or receiving the base station or the base station controller in the radio resource The status information sent when the status changes; or sending a request message requesting the status information to the base station or the base station controller, and receiving the status information sent by the base station or the base station controller in response to the request message.
- the method further includes: discovering the base station or the base station control And establishing a connection with the base station or the base station controller.
- the coordinated indication information includes a neighboring parameter, a handover threshold, a resident parameter, a power parameter, and At least one of the load thresholds: sending, according to the status information, the indication information to the base station or the base station controller of the cell of the different system, the method includes: if the usage rate of the radio resource of the different system reaches the first predetermined threshold, And transmitting the coordination indication information to the base station or the base station controller.
- the coordinated indication information includes an evolved base station eNodeB physical cell identifier (Physical Cell ID) At least one of a "PCI”), an eNodeB random access channel (RACH) sequence, a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold;
- the information, the sending the coordination indication information to the base station or the base station controller of the cell of the different system includes: if the usage rate of the radio resource of the LTE cell reaches the second predetermined threshold, sending the coordination indication information to the eNodeB.
- sending a collaboration to a base station or a base station controller of the cell of the different standard includes: sending, according to at least one of a radio resource status, a user priority, and a service type of the cell of the different system, a service bearer adjustment indication to the base station or the base station controller, so as to adjust the cell of the different standard Business bearer.
- sending a collaboration to a base station or a base station controller of the cell of the different standard includes: sending, according to load information of each cell in the LTE system, a frequency resource used by an edge user to a base station of a cell whose load is higher than a predetermined threshold.
- sending a collaboration to a base station or a base station controller of the cell of the different system includes: sending, according to the load condition of the cell of the different system, indication information for turning off a cell of a partial frequency point or a partial system to the base station or the base station controller, or to the base station or the base station controller Sending indication information that the cell to be turned off is turned on.
- sending a collaboration to a base station or a base station controller of the cell of the different standard includes: transmitting, according to the user service situation of the macro base station and the micro base station of the LTE system, a null subframe (Almost Blank Sub-Frame, called "ABS") configuration information to the macro base station or the micro base station.
- a null subframe Almost Blank Sub-Frame, called "ABS"
- sending a collaboration to a base station or a base station controller of the cell of the different standard includes: sending a non-conflicting PCI to the base station of the cell in which the PCI conflicts according to the PCI conflict condition of the cell in the LTE system.
- the method further includes: configuring according to the LTE neighbor relationship GSM or UMTS neighbor relationship; or, according to the GSM neighbor relationship, configure UMTS or LTE neighbor relationship; or, according to the UMTS neighbor relationship, configure GSM or LTE neighbor relationship.
- a method for inter-network cooperation includes: receiving, by the cooperation node, the coordination indication information, where the coordination indication information is determined by the collaboration node according to status information of a cell of different standards, where the status information is represented by At least one of a radio resource status, a terminal distribution, and a service condition of the cell of the different system; performing inter-network cooperative operation according to the coordinated indication information.
- the method before receiving the collaboration indication information sent by the collaboration node, the method further includes: periodically transmitting the state information to the collaboration node; or, when the state of the radio resource changes, the collaboration The status information sent by the node; or receiving a request message sent by the collaborative node requesting the status information, and sending the status information to the coordinated node in response to the request message.
- the method before receiving the collaboration indication information sent by the collaboration node, the method further includes: discovering the collaboration node, and the The collaborative node establishes a connection.
- the coordinated indication information includes a neighboring parameter, a handover threshold, a resident parameter, a power parameter, and At least one of the load thresholds, the receiving the cooperative indication information sent by the coordinated node, including: receiving, by the base station or the base station controller of the different-standard cell, the usage rate of the radio resource of the coordinated node in the different-standard cell to reach the first predetermined The collaborative indication information sent at the threshold.
- the coordinated indication information includes an evolved base station eNodeB physical cell identifier PCL eNodeB random access channel RACH At least one of a sequence, a neighboring parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold; and receiving, by the eNodeB, the use of the radio resource of the coordinated node in the long term evolution LTE cell
- the cooperative indication information sent when the rate reaches the second predetermined threshold.
- the coordinated indication information includes a radio resource status of the cell of the coordinated node according to the different standard, Service bearer adjustment determined by at least one of user priority and service type And performing the inter-network cooperative operation according to the coordinated indication information, including: adjusting the service bearer according to the coordinated indication information.
- the coordinated indication information includes that the coordinated node is configured to load according to load information of each cell in the LTE system.
- a frequency resource used by an edge user determined by a cell above a predetermined threshold.
- the coordinated indication information includes that the coordinated node sends the load according to the load condition of the cell of the different system.
- the coordinated indication information includes a user of the cooperative base node according to the macro base station and the micro base station of the LTE system. Empty subframe ABS configuration information determined by the service condition.
- the coordinated indication information includes that the cooperative node determines according to a PCI conflict condition of a cell in the LTE system. Non-conflicting PCI.
- a collaboration node in a third aspect, includes: an acquisition module, configured to acquire state information of a cell of different standards, where the state information indicates a radio resource status, a terminal distribution, and a service status of the cell of different standards. And a sending module, configured to send, according to the status information, the coordination indication information to the base station or the base station controller of the cell of the different system, so that the base station or the base station controller performs inter-network coordination according to the coordinated indication information operating.
- the acquiring module is specifically configured to: receive the status information periodically sent by the base station or the base station controller; or receive the base station or the base station controller, when the state of the radio resource changes Transmitting the status information; or receiving the status information sent by the base station or the base station controller in response to the request message of the coordination node requesting the status information.
- the cooperative node further includes: a connection establishing module, configured to discover the base station or the base station controller, and the The base station or the base station controller establishes a connection.
- the coordinated indication information includes a neighboring parameter, a handover threshold, a resident parameter, a power parameter, and At least one of the load thresholds; the sending module is specifically configured to: if the usage rate of the radio resources of the cell of the different system reaches a first predetermined threshold, then to the base station or the base station controller The coordination indication information is sent.
- the coordinated indication information includes an evolved base station eNodeB physical cell identifier PCL eNodeB random access channel RACH At least one of a sequence, a neighboring parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the sending module is specifically configured to: if the usage rate of the radio resource of the LTE cell reaches a second predetermined threshold, The eNodeB sends the coordination indication information.
- the sending module is specifically configured to: according to the radio resource status, user of the cell according to the different standard At least one of the priority and the service type, the service bearer adjustment indication is sent to the base station or the base station controller, so that the cell of the different standard adjusts the service bearer.
- the sending module is specifically configured to: according to load information of each cell in the LTE system, to the load A base station of a cell above a predetermined threshold transmits a frequency resource used by an edge user.
- the sending module is specifically configured to: according to the load condition of the cell of the different standard, The base station or the base station controller sends indication information that turns off a cell of a partial frequency point cell or a partial system, or sends indication information that the cell to be turned off is turned on to the base station or the base station controller.
- the sending module is specifically used for user services of the macro base station and the micro base station according to the LTE system.
- the null subframe ABS configuration information is sent to the macro base station or the micro base station.
- the sending module is specifically configured to: according to a PCI conflict condition of a cell in the LTE system, to the PCI The base station of the conflicting cell sends a PCI that does not conflict.
- the collaboration node further includes: a configuration module, configured to: Configuring the GSM or UMTS neighbor relationship based on the GSM neighbor relationship, or configuring the UMTS or LTE neighbor relationship according to the GSM neighbor relationship, or configuring the GSM or LTE neighbor relationship according to the UMTS neighbor relationship.
- a network side device configured to perform inter-network cooperative operation according to the coordinated indication information.
- the network side device further includes: a sending module, the status information that is periodically sent to the coordinated node, or the that is sent to the coordinated node when the state of the wireless resource changes The status information, or the request message in response to the cooperation node requesting the status information, sends the status information to the coordination node.
- the network side device further includes: a connection establishing module, configured to discover the collaborative node, and establish with the collaborative node connection.
- the coordinated indication information includes a neighboring parameter, a handover threshold, a resident parameter, a power parameter, and At least one of the load thresholds; the receiving module is configured to receive the coordinated indication information that is sent by the coordinated node when the usage rate of the radio resource of the different system reaches the first predetermined threshold.
- the coordinated indication information includes an evolved base station eNodeB physical cell identifier PCL eNodeB random access channel RACH At least one of a sequence, a neighboring parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold; the network side device is an eNodeB; the receiving module is specifically configured to receive the radio resource of the coordinated node in a long term evolution LTE cell The cooperative indication information sent when the usage rate reaches the second predetermined threshold.
- PCL eNodeB random access channel RACH At least one of a sequence, a neighboring parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold
- the network side device is an eNodeB
- the receiving module is specifically configured to receive the radio resource of the coordinated node in a long term evolution LTE cell
- the cooperative indication information sent when the usage rate reaches the second predetermined threshold.
- the coordinated indication information includes a radio resource status of the coordinated node according to the different system, A service bearer adjustment indication determined by at least one of a user priority and a service type; the execution module is specifically configured to adjust a service bearer according to the collaboration indication information.
- the coordinated indication information includes that the cooperative node is configured to load according to load information of each cell in the LTE system.
- a frequency resource used by an edge user determined by a cell above a predetermined threshold.
- the coordinated indication information includes indication information that the coordinated node sends off a partial frequency point cell or a partial system according to a load condition of the cell of the different standard, or an indication that the turned off cell is turned on. information.
- the coordinated indication information includes a user of the cooperative base node according to the macro base station and the micro base station of the LTE system. Empty subframe ABS configuration information determined by the service condition.
- the coordinated indication information includes that the cooperative node determines according to a PCI conflict condition of a cell in the LTE system. Non-conflicting PCI.
- a fifth aspect provides a cooperative node, where the cooperative node includes: a receiver, configured to acquire state information of a cell of different standards, where the state information indicates a radio resource status, a terminal distribution, and a service status of the cell of different standards.
- the processor is configured to: determine, according to the status information, the coordination indication information; the transmitter, configured to send the coordination indication information to the base station or the base station controller of the cell of the different system, so that the base station or The base station controller performs inter-network cooperative operation according to the coordinated indication information.
- the receiver is specifically configured to: receive the status information periodically sent by the base station or the base station controller; or receive the base station or the base station controller, when the state of the radio resource changes Transmitting the status information; or receiving the status information sent by the base station or the base station controller in response to the request message of the coordination node requesting the status information.
- the processor is further configured to discover the base station or the base station controller, and the base station or the base station controller establish connection.
- the coordinated indication information includes a neighboring parameter, a handover threshold, a resident parameter, a power parameter, and At least one of the load thresholds; the processor is specifically configured to determine the coordination indication information if the usage rate of the radio resources of the cell of the different system reaches a first predetermined threshold.
- the coordinated indication information includes an evolved base station eNodeB physical cell identifier
- the processor is specifically configured to: according to the radio resource status, user of the cell according to the different standard And determining, by the at least one of the priority and the service type, the service bearer indication; the transmitter is specifically configured to send the service bearer adjustment indication to the base station or the base station controller, so that the cell of the different standard adjusts the service bearer.
- the processor is specifically configured to determine a load according to load information of each cell in the LTE system. a frequency resource used by an edge user of a cell that is higher than a predetermined threshold; the transmitter is specifically configured to send the frequency resource used by the edge user to a base station of the cell whose load is higher than a predetermined threshold.
- the processor is specifically configured to determine, according to a load condition of the cell of the different standard, The indication information of the partial cell or the partial cell shutdown, or the indication information that the cell to be turned off is determined; the transmitter is specifically configured to send the partial frequency cell to the base station or the base station controller Or the partial information of the cell shutdown indication information, or the indication information that the cell to be turned off is turned on to the base station or the base station controller.
- the processor is specifically used for user services of a macro base station and a micro base station according to the LTE system.
- the null subframe ABS configuration information is determined; the transmitter is specifically configured to send the ABS configuration information to the macro base station or the micro base station.
- the processor is specifically configured to: according to a PCI conflict condition of a cell in the LTE system, to be a PCI
- the conflicting cell determines the non-conflicting PCI
- the transmitter is specifically configured to send the non-conflicting PCI to the base station of the PCI conflicting cell.
- the processor is further configured to use, according to the LTE neighbor relationship, Configure the GSM or UMTS neighbor relationship, or configure the UMTS or LTE neighbor relationship according to the GSM neighbor relationship, or configure the GSM or LTE neighbor relationship according to the UMTS neighbor relationship.
- a network side device configured to perform inter-network cooperative operation according to the collaborative indication information.
- the network side device further includes: a transmitter, the status information periodically sent to the coordinated node, or the information sent to the coordinated node when a state of the wireless resource changes The status information, or the request message in response to the cooperation node requesting the status information, sends the status information to the coordination node.
- the processor is further configured to discover the collaborative node and establish a connection with the coordinated node.
- the coordinated indication information includes a neighboring parameter, a handover threshold, a resident parameter, a power parameter, and At least one of the load thresholds; the receiver is specifically configured to receive the coordination indication information that is sent by the coordinated node when the usage rate of the radio resources of the different system of the cell reaches a first predetermined threshold.
- the coordinated indication information includes an evolved base station eNodeB physical cell identifier PCL eNodeB random access channel RACH At least one of a sequence, a neighboring parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold; the network side device is an eNodeB; the receiver is specifically configured to receive the radio resource of the coordinated node in a long term evolution LTE cell The cooperative indication information sent when the usage rate reaches the second predetermined threshold.
- PCL eNodeB random access channel RACH At least one of a sequence, a neighboring parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold
- the network side device is an eNodeB
- the receiver is specifically configured to receive the radio resource of the coordinated node in a long term evolution LTE cell
- the cooperative indication information sent when the usage rate reaches the second predetermined threshold.
- the coordinated indication information includes a radio resource status of the coordinated node according to the different system,
- the service bearer adjustment indication determined by the at least one of the user priority and the service type; the processor is specifically configured to adjust the service bearer according to the collaboration indication information.
- the cooperative indication information includes that the cooperative node is configured to load according to load information of each cell in the LTE system.
- a frequency resource used by an edge user determined by a cell above a predetermined threshold.
- the coordinated indication information includes that the coordinated node sends according to a load condition of a cell of the different standard Instructing to turn off a partial frequency cell or a partial system cell, or The indication that the cell is turned off.
- the coordinated indication information includes a user of the cooperative base node according to the macro base station and the micro base station of the LTE system. Empty subframe ABS configuration information determined by the service condition.
- the coordinated indication information includes that the cooperative node determines according to a PCI conflict condition of a cell in the LTE system. Non-conflicting PCI.
- the embodiment of the present invention sends the coordination indication information to the base station or the base station controller of the cell of the different system according to the state information of the cell in different systems, so that the base station or the base station controller performs the collaboration indication information according to the coordinated indication information.
- Inter-network cooperative operation can maximize the utilization of wireless network resources, thereby improving network performance.
- FIG. 1 is a schematic flowchart of a method for inter-network cooperation according to an embodiment of the present invention.
- FIG. 2 is a schematic diagram of a multi-standard network architecture in accordance with an embodiment of the present invention.
- FIG. 3 is another schematic flowchart of a method for inter-network cooperation according to an embodiment of the present invention.
- FIG. 4 is still another schematic flowchart of a method for inter-network cooperation according to an embodiment of the present invention.
- FIG. 5 is still another schematic flowchart of a method for inter-network cooperation according to an embodiment of the present invention.
- FIG. 6 is a schematic flowchart of a method for inter-network cooperation according to another embodiment of the present invention.
- FIG. 7 is another schematic flowchart of a method for inter-network cooperation according to another embodiment of the present invention.
- 8 is a schematic block diagram of a collaborative node in accordance with an embodiment of the present invention.
- FIG. 9 is another schematic block diagram of a collaboration node in accordance with an embodiment of the present invention.
- FIG. 10 is still another schematic block diagram of a cooperative node according to an embodiment of the present invention.
- FIG. 11 is a schematic block diagram of a network side device according to an embodiment of the present invention.
- FIG. 12 is another schematic block diagram of a network side device according to an embodiment of the present invention.
- FIG. 13 is still another schematic block diagram of a network side device according to an embodiment of the present invention.
- FIG. 14 is a schematic block diagram of a cooperative node according to another embodiment of the present invention.
- FIG. 15 is a schematic block diagram of a network side device according to another embodiment of the present invention. detailed description
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- General Packet Radio Service General Packet Radio Service
- LTE Long Term Evolution
- LTE frequency division duplex LTE frequency division duplex
- FDD Fre Division Duplex
- TDD Time Division Duplex
- Universal Mobile Telecommunication system Universal Mobile Telecommunication
- the tube is called "WiMAX" communication system, etc.
- the base station may be a base station in GSM or CDMA (Base
- BTS can also be a base station in WCDMA (NodeB, called “NB”), or it can be an evolved base station in LTE (Evolutional Node B, called “ENB or eNodeB” "), the invention is not limited.
- the base station controller may be a base station controller in GSM or CDMA (base station controller, called “BSC”), or may be a radio network controller in UMTS (Radio Network Controller).
- BSC base station controller
- UMTS Radio Network Controller
- an eCoordinator represents a unit of a coordinated multi-standard network.
- the deployment location of the cooperative node is not limited, and may be deployed separately, or may be deployed together with a network management, a controller, or a base station.
- the cooperative node may It is a stand-alone device and can be deployed in other devices.
- FIG. 1 shows a schematic flow chart of a method 100 of inter-network cooperation in accordance with an embodiment of the present invention.
- the method of Figure 1 is performed by a collaborative node.
- the method 100 includes:
- S110 Obtain status information of cells of different standards, where the status information indicates the different standards. At least one of a radio resource status, a terminal distribution, and a service condition of the cell;
- the wireless resources and service bearers between the multi-layer multi-layer networks are unified through the coordinated nodes.
- the cooperative node acquires state information of a cell of a different system, where the state information indicates at least one of a radio resource state, a terminal distribution, and a service condition of the cell of the different system, according to the state information, to a base station of the cell of the different standard or
- the base station controller sends the coordination indication information, so that the base station or the base station controller performs inter-network cooperative operation according to the coordination indication information.
- the resource status of the wireless network is obtained in real time, and the collaborative optimization between the standards is implemented, and the unified coordination of the wireless resources between the standards is realized, thereby maximizing the utilization of the wireless network resources.
- the method for inter-network coordination sends the coordination indication information to the base station or the base station controller of the different system according to the state information of the cells of different systems, so that the base station or the base station controller according to the collaboration Instructing information to perform inter-network cooperative operation can maximize the utilization of wireless network resources, thereby improving network performance.
- each system may be GSM, UMTS or LTE, but the embodiment of the present invention is not limited thereto, for example, it may also be CDMA or wireless phase.
- GSM Global System for Mobile communications
- UMTS Universal Mobile Subscriber Identity
- LTE Long Term Evolution
- CDMA Code Division Multiple Access
- the following embodiments will be described by taking GSM, UMTS and LTE multi-standard networks as an example.
- the cells are coordinated by the cooperative node eCoordinator.
- the interface IeG between the cooperative node and the GSM carries the GSM status information transmission and the cooperative indication information to the GSM;
- the interface IeU between the cooperative node and the UMTS carries the UMTS status information transmission, and the cooperative indication information to the UMTS;
- the cooperative node and the LTE The interface IeL carries the LTE status information transmission and the coordination indication information to the LTE.
- the interface lee between the cooperation nodes carries the interaction information for the area boundary.
- these interfaces can be new connections or existing connections.
- the status information indicates at least one of a radio resource status, a terminal distribution, and a service status of the cell of the different system, for example, a usage rate of the radio resource, a user priority, a service type, a terminal type, User service status, load information, access success rate, switching One or more of success rate and call drop rate.
- the cooperation node may obtain one or more of the foregoing information, and send the coordination indication information to the base station or the base station controller accordingly.
- the cooperative node acquires state information of cells of different standards.
- S110 includes:
- S111 Receive the status information periodically sent by the base station or the base station controller; or
- S112 Receive the status information that is sent by the base station or the base station controller when the state of the radio resource changes; or
- the status information report may be in the form of active reporting or reporting by request.
- the base station or the base station controller periodically reports or reports the status information to the coordinated node when the status of the radio resource changes.
- the coordinating node first sends a request message requesting status information to the base station or the base station controller, and then the base station or the base station controller reports the status information to the coordinating node according to the request message.
- the BSC, the RNC, and the eNodeB report the status information to the coordinating node eCoordinator through the IeG, IeU, and IeL interfaces.
- the method 100 further includes:
- the base station or the base station controller is found to establish a connection with the base station or the base station controller.
- the cooperative node and the base station or the base station controller adopt a plug and play mechanism, that is, the cooperative node automatically discovers the base station or the base station controller in the area, and automatically establishes a connection with the base station or the base station controller, or The base station or base station controller automatically discovers the coordinating node and automatically establishes a connection with the cooperating node. After the connection is established, the collaboration node obtains the status information and delivers the coordination indication information through the connection.
- the cooperative node sends the coordination indication information to the base station or the base station controller of the cell of the different system according to the state information, so that the base station or the base station controller performs the inter-network cooperative operation according to the coordination indication information.
- the cooperative node analyzes the resource status and the service distribution in the area according to the obtained state information of the cells of each system, and starts the optimization process and sends the cooperation when the wireless resource usage reaches a predetermined threshold.
- the indication information is sent to the base station or the base station controller to perform inter-network cooperative operation according to the coordination indication information, thereby optimizing the entire network.
- S120 includes:
- the coordinated indication information includes at least one of a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- first predetermined threshold in the embodiment of the present invention and the second predetermined threshold appearing hereinafter represent a preset threshold value, “first” and “second” are only for distinguishing different threshold values.
- the cooperative node determines whether the radio resource usage rate in the area reaches the first predetermined threshold. If the first predetermined threshold is reached, the parameter optimization is started, and the optimized parameters (for example, one or more of the above parameters) are sent to the base station or The base station controller performs cooperative operation according to the delivered parameters. After receiving the parameters sent by the cooperative node, the base station or the base station controller performs cooperative operations according to these parameters, for example, performing handover or adjusting power. The coordinated node detects the optimized effect. If the target is reached, for example, the radio resource usage rate falls to the target value, the optimization ends; otherwise, the optimization is performed again, and a new parameter is sent to the base station or the base station controller.
- the optimized parameters for example, one or more of the above parameters
- the cooperative node determines whether the handover success rate between the two cells in the area is too low. If the synchronization is too low, the handover optimization is started, and the handover parameter is sent to the base station or the base station controller, and the handover success rate is met. If there is no satisfaction, continue to adjust, if the requirements are met, stop optimization.
- the method for inter-network cooperation in the embodiments of the present invention can maximize the utilization of the wireless network resources by optimizing the radio resources of the cells of different standards, thereby improving network performance.
- S120 includes:
- the coordinated indication information includes at least one of an evolved base station eNodeB physical cell identifier PCI, an eNodeB random access channel RACH sequence, a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the cooperative node may perform coordinated optimization on each cell in the LTE system, and the coordinated node determines whether the radio resource usage rate of the eNodeB reaches a second predetermined threshold. If the second predetermined threshold is reached, the parameter optimization of the LTE system is started, and the optimized parameter is sent. (For example, one or more of the above parameters) to each eNodeB, so that each eNodeB performs cooperative operation. eNodeB receives the collaboration section After the parameters are sent, they are coordinated according to these parameters, for example, switching or adjusting power. The coordinated node detects the optimized effect.
- the cooperative node determines whether the LTE interference indicator in the area reaches the threshold. If the threshold is exceeded, the interference optimization is started, and the edge spectrum is re-allocated to all or part of the base stations in the area, and whether the interference optimization target is reached, and if not, the optimization is stopped. Otherwise continue.
- the method for inter-network cooperation in the embodiment of the present invention can maximize the utilization of LTE network resources by optimizing the radio resources of the LTE network, thereby improving network performance.
- S120 includes:
- S123 according to at least one of the radio resource status, the user priority, and the service type of the different types of cells, send a service bearer adjustment indication to the base station or the base station controller, so that the cell adjustment service of the different standard is ⁇ Loaded.
- the cooperative node can perform service bearer adjustment according to the state information of the cells of different standards.
- the cooperative node comprehensively determines one or more of the user priority, the service type, and the radio resource status, and delivers the service bearer adjustment indication to the base station or the base station controller to adjust the service bearer, for example, adjusting the service bearer by means of handover, and the like.
- the cooperative node carries the control to different layer networks according to different packet types, such as adjusting the packet data service from UMTS to GSM bearer, and adjusting the big data download service to LTE, fast moving data service.
- Adjust to the UMTS bearer or adjust the bearer according to the service type, such as the voice service is uniformly adjusted to GSM, the video service is adjusted to LTE, the Internet is adjusted to UMTS, etc.; or the bearer is adjusted according to the user priority, for example, the high priority user priority bearer In LTE, medium-priority users are carried in UMTS, and low-end users are carried in GSM, etc.; the bearer policy can be dynamically set according to the actual situation of the network and the operator's tariff policy. As a coordinated performer of this strategy, the collaborative node has the core advantage that it can be dynamically adjusted according to the network real-time load situation and user distribution.
- the service bearer includes: a bearer selection based on the service type, based on the quality of service
- the bearer selection of the quality of service is based on the bearer selection of the load state, but the embodiment of the present invention is not limited thereto.
- S120 includes:
- Edge users of each cell in the LTE system may be subject to the same time frequency by neighboring cells.
- Source users have stronger interference, affecting user throughput and experience.
- the neighboring cell edge users can be coordinated to use different frequency resources to reduce mutual interference.
- the cooperative node may determine whether the cell edge user has a large co-channel interference according to the load information of each cell, and when the cell load is relatively high (that is, above a predetermined threshold), the load is high through joint analysis for the neighboring cell.
- the cell allocates the frequency resources used by the edge users to ensure that the edge users of the neighboring cells can not interfere with each other and enhance the experience of these users.
- S120 includes:
- the cooperative node can obtain the load condition of each standard in the network, and select a partial frequency point cell or a certain type of cell in a certain system to be turned off when the network load is low, thereby saving energy.
- the network load is high, the turned-off cell is put back into use.
- S120 includes:
- 5126 Send null subframe ABS configuration information to the macro base station or the base station according to a user service situation of the macro base station and the micro base station in the LTE system.
- an enhanced inter-cell interference coordination (called "elCIC”) technology can be used to allocate null subframes in the system (Almost Blank Sub-Frame).
- the "ABS” resource is used by the edge users of the micro base station, and the coverage extension technology (Range Extension) of the small station enables the micro base station to serve more users and improve the experience of the edge users of the micro base station.
- the ABS subframe macro base station cannot be used. Therefore, the configuration of the ABS number needs to be judged according to the number of serviceable users of the micro cell edge, thereby achieving the overall capacity of the system.
- the cooperative node can perform centralized analysis and judgment according to the service users of the macro and micro base stations, and cooperatively adjust the configuration of the ABS subframes of each cell, and improve the system capacity while improving the system capacity of the micro base station.
- S120 includes:
- Each cell in the LTE system is assigned its own PCI indication.
- the strength of the neighboring cell is measured.
- the PCI of the cell and its signal strength are reported.
- the eNodeB is based on the PCI. It is judged whether the corresponding handover instruction is performed, and the terminal is allowed to perform services in a more suitable cell.
- the PCI is not perfect, and the same PCI exists in the neighboring cell where the UE is located. This is because the eNodeB may choose the wrong neighboring area to send the handover indication according to the PCI reported by the UE, causing the handover to fail.
- the case where the same PCI exists in a zone is called a PCI collision.
- the cooperative node may perform PCI collision coordination re-allocation for the cell PCI that fails to be handed over, and the eNodeB instructs the UE to perform cell unique index (cell Global ID, "CGI") measurement for the designated PCI, and the PCI is used.
- CGI cell Global ID
- the CGI of the conflicting cell is sent to the coordinating node, and the coordinating node performs PCI allocation analysis of the neighboring cell of the cell, reallocates the non-conflicting PCI to the cell, solves the PCI conflict problem, and ensures the handover success rate.
- the method 100 further includes:
- the cooperative node can quickly perform topology analysis according to the LTE neighbor relationship automatically established by an LTE cell, and configure the GSM and UMTS neighbor relationship of the cell.
- the corresponding UMTS and LTE neighbor relationship can be quickly configured according to the topology analysis of the station; for a UMTS cell, the corresponding GSM and LTE neighbor relationship can be quickly configured according to the topology analysis of the station. .
- the efficiency of the neighboring area configuration is improved.
- the method for inter-network cooperation can flexibly configure the cooperative indication information according to different service characteristics according to the state information of the cells in different systems, thereby maximizing the utilization rate of the wireless network resources and improving the network performance and the user experience.
- FIG. 6 shows a schematic flow chart of a method 200 of inter-network cooperation according to another embodiment of the present invention.
- the method of FIG. 6 is performed by a base station or a base station controller.
- the method 200 includes:
- collaboration indication information that is sent by the collaboration node is received, where the collaboration indication information is determined by the collaboration node according to the state information of the cell of different systems, where the state information indicates the radio resource status, the terminal distribution, and the service status of the cell of the different system. At least one type;
- the wireless resources and service bearers between the multi-system multi-layer networks are unified through the cooperative nodes.
- the base station or the base station controller receives the coordination indication information sent by the coordination node, where the coordination indication information is determined by the coordination node according to the state information of the different system, and the status information indicates the radio resource status, the terminal distribution, and the cell of the different system.
- Collaborative optimization between standards is carried out through the addition of collaborative nodes, which realizes the coordinated optimization of the unified architecture of wireless resources between systems, thus maximizing the utilization of wireless network resources.
- the method for inter-network cooperation performs inter-network cooperative operation according to the cooperative indication information sent by the cooperative node, thereby maximizing the utilization of the wireless network resource, thereby improving network performance.
- the method 200 further includes: the status information periodically sent to the coordinated node; or
- the base station or the base station controller may report the status information to the coordinated node in an active reporting manner or in a request reporting manner.
- the base station or the base station controller In the active reporting mode, the base station or the base station controller periodically reports or reports the status information to the coordinated node when the state of the radio resource changes.
- the request reporting manner after receiving the request message of the request status information sent by the cooperative node, the base station or the base station controller reports the status information to the coordinated node according to the request message.
- the method 200 further includes: discovering the collaboration node, establishing a connection with the collaboration node.
- the cooperative node and the base station or the base station controller adopt a plug-and-play mechanism, that is, the cooperative node automatically discovers the base station or the base station controller in the area, and automatically establishes a connection with the base station or the base station controller, or the base station or the base station controller automatically Discover the collaborative node and automatically associate with the collaborative node establish connection.
- the base station or the base station controller sends the status information to the coordinated node and receives the coordinated indication information delivered by the coordinated node.
- S210 includes:
- the base station or the base station controller of the cell of the different system receives the coordinated indication information that is sent by the coordinating node when the usage rate of the radio resource of the different cell reaches the first predetermined threshold.
- the coordinated indication information includes at least one of a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the cooperative node determines whether the radio resource usage rate in the area reaches the first predetermined threshold. If the first predetermined threshold is reached, the parameter optimization is started, and the optimized parameter is sent to the base station or the base station controller, so that the coordinated The parameters are coordinated. After receiving the parameters sent by the cooperative node, the base station or the base station controller performs cooperative operations according to these parameters, for example, switching or adjusting power. The coordinated node detects the optimized effect. If the target is reached, for example, the radio resource usage rate falls to the target value, the optimization ends; otherwise, the optimization is performed again, and new parameters are sent to the base station or the base station controller, and the base station or the base station controller according to the new The parameters are coordinated again.
- the method for inter-network cooperation in the embodiments of the present invention can maximize the utilization of the wireless network resources by optimizing the radio resources of the cells of different standards, thereby improving network performance.
- S210 includes:
- the eNodeB receives the coordination indication information that is sent by the coordinating node when the radio resource usage of the LTE cell reaches the second predetermined threshold.
- the coordinated indication information includes at least one of an evolved base station eNodeB physical cell identifier PCI, an eNodeB random access channel RACH sequence, a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the cooperative node may perform coordinated optimization on each cell in the LTE system, and the coordinated node determines whether the radio resource usage rate of the eNodeB reaches a second predetermined threshold. If the second predetermined threshold is reached, the parameter optimization of the LTE system is started.
- the optimized parameters are sent to the eNodeBs, so that the eNodeBs perform cooperative operations. After receiving the parameters sent by the cooperative node, the eNodeB performs cooperative operations according to these parameters, for example, performing handover or adjusting power. The eNodeB detects the optimized effect.
- the method for inter-network cooperation in the embodiment of the present invention can maximize the utilization of LTE network resources by centrally optimizing the radio resources of the LTE network, thereby improving network performance.
- the coordination indication information includes a service bearer adjustment indication that is determined by the coordination node according to at least one of a radio resource state, a user priority, and a service type of the cell of the different system;
- S220 including:
- the cooperative node may perform service load adjustment according to status information of cells of different standards.
- the cooperative node comprehensively determines one or more of the user priority, the service type, and the radio resource status, and delivers the service bearer adjustment indication to the base station or the base station controller to adjust the service bearer.
- the base station or the base station controller After receiving the service bearer adjustment indication, the base station or the base station controller adjusts the service bearer according to the service bearer adjustment indication, for example, adjusting the service bearer by means of handover or the like.
- the cooperative indication information includes the frequency resource used by the edge user determined by the coordinated node according to the load information of each cell in the LTE system, where the load is higher than a predetermined threshold.
- the coordination indication information includes indication information that the coordinated node sends off a partial frequency point cell or a partial system according to the load condition of the cell of the different system, or is turned off. The indication of the cell opening.
- the coordinated indication information includes the null subframe ABS configuration information that is determined by the coordinated node according to the user service situation of the macro base station and the micro base station of the LTE system.
- the coordinated indication information includes a non-conflicting PCI determined by the cooperative node according to a PCI conflict condition of a cell in the LTE system.
- the method for inter-network cooperation can flexibly configure the cooperative indication information according to different service characteristics according to the state information of the cells in different systems, thereby maximizing the utilization rate of the wireless network resources and improving the network performance and the user experience.
- the size of the sequence numbers of the above processes does not mean the order of execution, and the order of execution of each process should be determined by its function and internal logic, and should not be taken to the embodiments of the present invention.
- the implementation process constitutes any limitation.
- a method for inter-network cooperation according to an embodiment of the present invention is described in detail above with reference to FIG. 1 to FIG. 7.
- a cooperative node and a network side device according to an embodiment of the present invention will be described with reference to FIG. 8 to FIG.
- FIG. 8 shows a schematic block diagram of a collaborative node 300 in accordance with an embodiment of the present invention.
- the collaborative node 300 includes:
- the obtaining module 310 is configured to acquire state information of a cell of a different system, where the state information indicates at least one of a radio resource state, a terminal distribution, and a service condition of the cell of the different system, and the sending module 320 is configured to use the state information according to the state information. And transmitting the coordination indication information to the base station or the base station controller of the cell of the different system, so that the base station or the base station controller performs inter-network cooperative operation according to the coordination indication information.
- the wireless resources and service bearers between the multi-layer multi-layer networks are unified through the coordinated nodes.
- the obtaining module 310 obtains the status information of the cells of different systems, and the sending module 320 sends the cooperation indication information to the base station or the base station controller of the different system according to the status information, so that the base station or the base station controller according to the coordinated indication Information is coordinated between networks.
- the newly added collaborative nodes can obtain the resource status of the wireless network in real time, coordinate optimization between the standards, and realize the coordinated optimization of the wireless resource unified architecture between the systems, thereby maximizing the utilization of the wireless network resources.
- the cooperative node sends the cooperation indication information to the base station or the base station controller of the different system according to the state information of the cells of different systems, so that the base station or the base station controller performs the network according to the coordination indication information.
- Inter-operational operation can maximize the utilization of wireless network resources, thereby improving network performance.
- the acquiring module 310 is specifically configured to: receive the status information periodically sent by the base station or the base station controller; or receive the base station or the base station controller to generate a radio resource status. The status information sent when changing; or receiving the status information sent by the base station or the base station controller in response to the request message of the coordination node requesting the status information.
- the cooperative node 300 further includes: a connection establishing module 330, configured to discover the base station or the base station controller, and establish a connection with the base station or the base station controller. .
- the coordination indication information includes at least one of a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the sending module 320 is specifically configured to: if the usage rate of the radio resource of the cell of the different system reaches a first predetermined threshold, send the coordination indication information to the base station or the base station controller.
- the cooperative node in the embodiment of the present invention can maximize the utilization of the wireless network resources by centralizing the wireless resources of the cells of different standards, thereby improving network performance.
- the coordination indication information includes an evolved base station eNodeB physical cell identifier PCI, an eNodeB random access channel RACH sequence, a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold. At least one type;
- the sending module 320 is specifically configured to send the coordination indication information to the eNodeB if the usage rate of the radio resource of the LTE cell reaches the second predetermined threshold.
- the cooperative node in the embodiment of the present invention can maximize the utilization of the LTE network resources by centrally optimizing the radio resources of the LTE network, thereby improving network performance.
- the sending module 320 is specifically configured to: according to at least one of a radio resource state, a user priority, and a service type of the cell of the different system, to the base station or the base station controller.
- the service bearer adjustment indication is sent, so that the cell of the different standard adjusts the service bearer.
- the sending module 320 is specifically configured to send, according to load information of each cell in the LTE system, a frequency resource used by the edge user to a base station of a cell whose load is higher than a predetermined threshold.
- the sending module 320 is configured to send, to the base station or the base station controller, indication information that the partial frequency cell or the partial cell is turned off according to the load condition of the cell of the different system, or The base station or the base station controller transmits indication information that the turned-off cell is turned on.
- the sending module 320 is configured to send null subframe ABS configuration information to the macro base station or the micro base station according to the user service situation of the macro base station and the micro base station of the LTE system.
- the sending module 320 is specifically configured to send a non-conflicting PCI to the base station of the PCI conflicting cell according to the PCI conflict condition of the cell in the LTE system.
- the cooperative node 300 further includes: a configuration module 340, configured to configure a GSM or UMTS neighbor relationship according to the LTE neighbor relationship, or according to the GSM neighboring area. Relationship: Configure UMTS or LTE neighbor relationship, or configure GSM or LTE neighbor relationship according to UMTS neighbor relationship.
- the cooperative node according to the embodiment of the present invention can flexibly configure the cooperative indication information according to different service characteristics according to the state information of the cells of different systems, thereby maximizing the utilization of the wireless network resource and improving Network performance and user experience.
- the cooperative node 300 may correspond to a cooperative node in a method of inter-network cooperation according to an embodiment of the present invention, and the above-described and other operations and/or functions of the respective modules in the cooperative node 300 respectively implement FIG. The corresponding flow to each method in FIG. 7 is not described here.
- FIG. 11 shows a schematic block diagram of a network side device 400 according to an embodiment of the present invention.
- the network side device 400 is a base station or a base station controller of a cell of a different system. As shown in FIG. 11, the network side device 400 includes:
- the receiving module 410 is configured to receive the coordination indication information sent by the coordination node, where the coordination indication information is determined by the coordination node according to the status information of the cell of the different system, where the status information indicates the radio resource status of the cell of the different system, and the terminal At least one of a distribution and a service situation; an execution module 420, configured to perform inter-network cooperative operation according to the collaboration indication information.
- the network side device in the embodiment of the present invention performs network inter-network cooperative operation according to the cooperative indication information sent by the cooperative node, so as to maximize the utilization of the wireless network resource, thereby improving network performance.
- the network side device 400 further includes: a sending module 430, configured to periodically send the status information to the coordinated node, or The status information sent to the cooperative node when changing, or the status message is sent to the cooperative node in response to the request message of the cooperative node requesting the status information.
- a sending module 430 configured to periodically send the status information to the coordinated node, or The status information sent to the cooperative node when changing, or the status message is sent to the cooperative node in response to the request message of the cooperative node requesting the status information.
- the network side device 400 further includes: a connection establishing module 440, configured to discover the cooperative node, and establish a connection with the cooperative node.
- the coordination indication information includes at least one of a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the receiving module 410 is specifically configured to receive the collaboration indication information that is sent by the collaboration node when the usage rate of the wireless resource of the different system of the cell reaches a first predetermined threshold.
- the coordination indication information includes at least one of an evolved base station eNodeB physical cell identifier PCI, an eNodeB random access channel RACH sequence, a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the network side device 400 is an eNodeB
- the receiving module 410 is specifically configured to receive the collaboration indication information that is sent by the coordinated node when the usage rate of the radio resource of the long term evolution LTE cell reaches a second predetermined threshold.
- the coordination indication information includes a wireless area of the coordinated node according to the different system.
- the service adjustment indicator is determined by the at least one of the resource status, the user priority, and the service type.
- the execution module 420 is specifically configured to adjust the service bearer according to the coordination indication information.
- the coordination indication information includes a frequency resource used by the edge user determined by the coordinated node according to load information of each cell in the LTE system for a cell whose load is higher than a predetermined threshold.
- the coordinated indication information includes indication information that the coordinated node turns off the partial frequency point cell or the partial system according to the load condition of the cell of the different system, or the indication information that the turned off cell is turned on.
- the coordination indication information includes null subframe ABS configuration information determined by the coordination node according to a user service condition of a macro base station and a micro base station of the LTE system.
- the coordinated indication information includes a non-conflicting PCI determined by the cooperative node according to a PCI conflict condition of a cell in the LTE system.
- the network side device in the embodiment of the present invention performs collaborative operation according to the collaborative indication information that the coordinated node flexibly configures according to different service features, thereby maximizing wireless network resource utilization and improving network performance and user experience.
- a base station or a base station controller in a coordinated method, and the above-described and other operations and/or functions of the respective modules in the network side device 400 are respectively implemented in order to implement the respective processes of the respective methods in FIGS. 1 to 7. This will not be repeated here.
- FIG. 14 shows a schematic block diagram of a cooperative node 500 in accordance with another embodiment of the present invention.
- the collaborative node 500 includes:
- the receiver 510 is configured to obtain status information of a cell of a different system, where the status information indicates at least one of a radio resource status, a terminal distribution, and a service status of the cell of the different system.
- the processor 520 is configured to determine, according to the status information, the coordination indication information
- the transmitter 530 is configured to send the coordination indication information to the base station or the base station controller of the cell of the different system, so that the base station or the base station controller performs an inter-network cooperative operation according to the coordination indication information.
- the cooperation node sends the coordination indication information to the base station or the base station controller of the different standard cell according to the state information of the cell of different systems, so that the base station or the base station controller performs the inter-network coordination according to the coordination indication information. Operation can maximize the utilization of wireless network resources, thereby improving network performance.
- the receiver 510 is specifically configured to receive the base station or the base station controller periodically. Receiving the status information; or receiving the status information sent by the base station or the base station controller when the state of the radio resource changes; or receiving the request by the base station or the base station controller to respond to the coordination node requesting the status information The status information sent by the message.
- the processor 520 is further configured to discover the base station or the base station controller, and establish a connection with the base station or the base station controller.
- the coordination indication information includes at least one of a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the processor 520 is specifically configured to determine the coordination indication information if the usage rate of the radio resources of the cell of the different system reaches a first predetermined threshold.
- the cooperative node in the embodiment of the present invention can maximize the utilization of the wireless network resources by centralizing the wireless resources of the cells of different standards, thereby improving network performance.
- the coordination indication information includes at least one of an evolved base station eNodeB physical cell identifier PCI, an eNodeB random access channel RACH sequence, a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the processor 520 is specifically configured to: if the usage rate of the radio resource of the LTE cell reaches the second predetermined threshold, determine the coordination indication information;
- the transmitter 530 is specifically configured to send the coordination indication information to the eNodeB.
- the cooperative node in the embodiment of the present invention can maximize the utilization of the LTE network resources by centrally optimizing the radio resources of the LTE network, thereby improving network performance.
- the processor 520 is specifically configured to: determine, according to at least one of a radio resource state, a user priority, and a service type of the cell of the different standard, a service indication;
- the transmitter 530 is specifically configured to send the service bearer adjustment indication to the base station or the base station controller, so that the cell of the different standard adjusts the service bearer.
- the processor 520 is specifically configured to: determine, according to load information of each cell in the LTE system, a frequency resource used by an edge user of a cell whose load is higher than a predetermined threshold;
- the transmitter 530 is specifically configured to send the frequency resource used by the edge user to a base station of the cell whose load is higher than a predetermined threshold.
- the processor 520 is specifically configured to: according to the load condition of the cell of the different system, determine indication information that the cell of the partial frequency point or part of the cell is turned off, or determine an indication that the cell that is to be turned off is turned on.
- the transmitter 530 is specifically configured to send the partial frequency to the base station or the base station controller.
- the indication information of the cell or partial cell shutdown, or the indication information that the cell to be turned off is turned on to the base station or the base station controller.
- the processor 520 is specifically configured to: determine, according to a user service situation of the macro base station and the micro base station of the LTE system, the null subframe ABS configuration information;
- the transmitter 530 is specifically configured to send the ABS configuration information to the macro base station or the base station.
- the processor 520 is specifically configured to determine a PCI that does not conflict for a PCI conflicting cell according to a PCI conflict condition of a cell in the LTE system.
- the transmitter 530 is specifically configured to send the non-conflicting PCI to the base station of the PCI conflicting cell.
- the processor 520 is further configured to configure a GSM or UMTS neighbor relationship according to the LTE neighbor relationship, or configure a UMTS or LTE neighbor relationship according to the GSM neighbor relationship, or configure according to the UMTS neighbor relationship. GSM or LTE neighbor relationship.
- the cooperative node in the embodiment of the present invention can flexibly configure the cooperative indication information according to different service characteristics according to the state information of the cells in different systems, thereby maximizing the utilization of the wireless network resources and improving the network performance and the user experience.
- the cooperative node 500 may correspond to a cooperative node in a method of inter-network cooperation according to an embodiment of the present invention, and the above-described and other operations and/or functions of the respective modules in the cooperative node 500 respectively implement FIG. The corresponding flow to each method in FIG. 7 is not described here.
- FIG. 15 shows a schematic block diagram of a network side device 600 according to another embodiment of the present invention.
- the network side device 600 is a base station or a base station controller of a cell of a different system. As shown in FIG. 15, the network side device 600 includes:
- the receiver 610 is configured to receive the coordination indication information that is sent by the collaboration node, where the collaboration indication information is determined by the collaboration node according to the status information of the cell of the different system, where the status information indicates the radio resource status of the cell of the different system, and the terminal At least one of distribution and business conditions;
- the processor 620 is configured to perform inter-network cooperative operation according to the coordinated indication information.
- the network side device in the embodiment of the present invention performs network inter-network cooperative operation according to the cooperative indication information sent by the cooperative node, so as to maximize the utilization of the wireless network resource, thereby improving network performance.
- the network side device 600 further includes: a transmitter 630, configured to periodically send the status information to the coordinated node, or The status information sent to the cooperative node when changing, or the status message is sent to the cooperative node in response to the request message of the cooperative node requesting the status information.
- the processor 620 is further configured to discover the collaboration node and establish a connection with the collaboration node.
- the coordination indication information includes at least one of a neighboring parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the receiver 610 is specifically configured to receive the collaboration indication information that is sent by the collaboration node when the usage rate of the radio resource of the different system reaches the first predetermined threshold.
- the coordination indication information includes at least one of an evolved base station eNodeB physical cell identifier PCI, an eNodeB random access channel RACH sequence, a neighboring cell parameter, a handover threshold, a camping parameter, a power parameter, and a load threshold.
- the network side device 600 is an eNodeB
- the receiver 610 is specifically configured to receive the collaboration indication information that is sent by the collaboration node when the usage rate of the radio resource of the long term evolution LTE cell reaches a second predetermined threshold.
- the coordination indication information includes a service adjustment indication that is determined by the collaboration node according to at least one of a radio resource status, a user priority, and a service type of the cell of the different system.
- the processor 620 is specifically configured to be used according to the The collaborative indication information adjusts the service.
- the coordination indication information includes a frequency resource used by the edge user determined by the coordinated node according to load information of each cell in the LTE system for a cell whose load is higher than a predetermined threshold.
- the coordinated indication information includes indication information that the coordinated node turns off the partial frequency point cell or the partial system according to the load condition of the cell of the different system, or the indication information that the turned off cell is turned on.
- the coordination indication information includes null subframe ABS configuration information determined by the coordination node according to a user service condition of a macro base station and a micro base station of the LTE system.
- the coordinated indication information includes a non-conflicting PCI determined by the cooperative node according to a PCI conflict condition of a cell in the LTE system.
- the network side device in the embodiment of the present invention performs collaborative operation according to the collaborative indication information that the coordinated node flexibly configures according to different service features, thereby maximizing wireless network resource utilization and improving network performance and user experience.
- the base station or the base station controller in the coordinated method, and the above-mentioned and other operations and/or functions of the respective modules in the network side device 600 are respectively implemented in order to implement the respective processes of the respective methods in FIGS. 1 to 7. This will not be repeated here.
- the term "and/or” is merely a description of an associated object.
- the relationship indicates that there can be three relationships.
- a and / or B can mean: There are three cases where A exists separately, A and B exist at the same time, and B exists separately.
- the character "/" in this article generally indicates that the contextual object is an "or" relationship.
- the disclosed systems, devices, and methods may be implemented in other ways.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, or an electrical, mechanical or other form of connection.
- the units described as separate components may or may not be physically separate, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the embodiments of the present invention.
- each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
- the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
- a computer readable storage medium including instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the present invention. All or part of the steps of the method described in the various embodiments are invented.
- the foregoing storage medium includes: a U disk, a removable hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk or an optical disk, and the like, which can store program codes. .
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12888948.2A EP2916584A4 (en) | 2012-11-23 | 2012-11-23 | INTER-NETWORK COOPERATION METHOD, COOPERATIVE NODE, AND NETWORK-SIDE DEVICE |
CN2012800020409A CN103222324A (zh) | 2012-11-23 | 2012-11-23 | 网间协同的方法、协同节点和网络侧设备 |
JP2015543230A JP2016502334A (ja) | 2012-11-23 | 2012-11-23 | ネットワーク間協調のための方法、協調ノード及びネットワーク側デバイス |
BR112015011921A BR112015011921A2 (pt) | 2012-11-23 | 2012-11-23 | método, nodo de colaboração, e dispositivo de lado de rede para colaboração interrede |
CA2892328A CA2892328A1 (en) | 2012-11-23 | 2012-11-23 | Method, collaboration node, and network side device for inter-network collaboration |
PCT/CN2012/085184 WO2014079049A1 (zh) | 2012-11-23 | 2012-11-23 | 网间协同的方法、协同节点和网络侧设备 |
RU2015124171A RU2015124171A (ru) | 2012-11-23 | 2012-11-23 | Способ, узел сотрудничества и устройство со стороны сети для межсетевого сотрудничества |
US14/721,799 US20150257147A1 (en) | 2012-11-23 | 2015-05-26 | Method, collaboration node, and network side device for inter-network collaboration |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2012/085184 WO2014079049A1 (zh) | 2012-11-23 | 2012-11-23 | 网间协同的方法、协同节点和网络侧设备 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/721,799 Continuation US20150257147A1 (en) | 2012-11-23 | 2015-05-26 | Method, collaboration node, and network side device for inter-network collaboration |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014079049A1 true WO2014079049A1 (zh) | 2014-05-30 |
Family
ID=48818214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2012/085184 WO2014079049A1 (zh) | 2012-11-23 | 2012-11-23 | 网间协同的方法、协同节点和网络侧设备 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20150257147A1 (zh) |
EP (1) | EP2916584A4 (zh) |
JP (1) | JP2016502334A (zh) |
CN (1) | CN103222324A (zh) |
BR (1) | BR112015011921A2 (zh) |
CA (1) | CA2892328A1 (zh) |
RU (1) | RU2015124171A (zh) |
WO (1) | WO2014079049A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105472660A (zh) * | 2014-09-11 | 2016-04-06 | 中国移动通信集团公司 | 一种负载均衡方法、网络设备及系统 |
WO2016117732A1 (ko) * | 2015-01-23 | 2016-07-28 | 한국과학기술원 | 이동통신 서비스를 위한 핸드오버 방법 |
JP2017188769A (ja) * | 2016-04-05 | 2017-10-12 | 株式会社Nttドコモ | 情報処理装置及び基地局 |
EP3225067A4 (en) * | 2014-11-28 | 2018-07-04 | Telefonaktiebolaget LM Ericsson (publ) | Method and apparatus for coordinating resources among different networks |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014034115A1 (ja) * | 2012-08-29 | 2014-03-06 | 日本電気株式会社 | 通信システム、管理装置、ネットワークノード及び通信方法 |
CN104185264B (zh) * | 2013-05-23 | 2017-12-15 | 华为技术有限公司 | 上行功率控制的方法和设备 |
CN104349404B (zh) * | 2013-08-05 | 2017-12-22 | 华为技术有限公司 | 一种信道状态的切换方法及网络控制器及基站及通信系统 |
CN103763777B (zh) * | 2013-12-20 | 2017-08-18 | 上海华为技术有限公司 | 一种异构网络的控制方法及基站 |
US9655025B1 (en) * | 2014-03-24 | 2017-05-16 | Sprint Spectrum L.P. | Managing the performance of a wireless device handover |
CN112492650B (zh) * | 2014-07-14 | 2023-11-24 | 中兴通讯股份有限公司 | 资源信息的处理方法及装置 |
CN105611545A (zh) * | 2014-11-19 | 2016-05-25 | 中兴通讯股份有限公司 | 基站干扰协调方法、装置和基站干扰协调系统 |
CN105050124B (zh) * | 2015-09-01 | 2018-07-17 | 重庆邮电大学 | 异构蜂窝网络基于业务感知的站间频谱资源聚合方法 |
WO2017157585A1 (en) | 2016-03-17 | 2017-09-21 | British Telecommunications Public Limited Company | Cellular telecommunications network |
US10728844B2 (en) | 2016-09-29 | 2020-07-28 | British Telecommunications Public Limited Company | Cellular telecommunications network |
US11470548B2 (en) | 2016-09-29 | 2022-10-11 | British Telecommunications Public Limited Company | Cellular telecommunications network |
EP3595368B8 (en) | 2016-09-29 | 2021-07-28 | British Telecommunications public limited company | Cellular telecommunications network |
CN107889269A (zh) * | 2016-09-30 | 2018-04-06 | 北京信威通信技术股份有限公司 | 一种分布式网络中随机接入的方法及装置 |
CN108377521B (zh) * | 2016-11-28 | 2021-06-08 | 中国移动通信有限公司研究院 | 一种小区切换方法、小区重定向方法及基站 |
CN108289300B (zh) * | 2017-01-10 | 2021-08-03 | 中兴通讯股份有限公司 | 一种支持分布式多场景的基站及其创建、通信方法 |
CN108990073A (zh) * | 2017-06-02 | 2018-12-11 | 中兴通讯股份有限公司 | 无线小区的覆盖控制方法、装置及基站 |
WO2019007487A1 (en) * | 2017-07-04 | 2019-01-10 | Nokia Technologies Oy | NETWORK OPTIMIZATION |
EP3656185A1 (en) | 2017-07-18 | 2020-05-27 | British Telecommunications Public Limited Company | Cellular telecommunications network |
CN107682883B (zh) * | 2017-10-19 | 2020-12-01 | 中国电信股份有限公司南京分公司 | 一种宏微协同邻区配置及优化方法 |
GB2572651A (en) * | 2018-04-06 | 2019-10-09 | Nec Corp | Communication system |
CN109890069B (zh) * | 2019-03-12 | 2020-07-31 | Oppo广东移动通信有限公司 | 网络连接方法、终端、基站及计算机存储介质 |
CN111757384B (zh) * | 2019-03-28 | 2024-04-05 | 北京三星通信技术研究有限公司 | Cu-du分离式基站的用于远程干扰协调的方法和设备 |
CN111601362B (zh) * | 2019-05-31 | 2022-09-09 | 维沃移动通信有限公司 | 信息的上报方法、信息的获取方法、终端及网络侧设备 |
CN112291802A (zh) * | 2019-07-22 | 2021-01-29 | 中兴通讯股份有限公司 | 一种通信节点的协作方法和系统 |
WO2021018449A1 (en) | 2019-07-29 | 2021-02-04 | British Telecommunications Public Limited Company | Initiation of transfer of user equipment to base station according to visual data |
EP3772227B1 (en) | 2019-07-29 | 2022-07-13 | British Telecommunications public limited company | Cellular telecommunications network |
CN113271601A (zh) * | 2020-02-14 | 2021-08-17 | 华为技术有限公司 | 一种小区全球标识cgi的处理方法及设备 |
GB2596118B (en) | 2020-06-18 | 2022-07-20 | British Telecomm | Cellular telecommunications network |
WO2022000352A1 (zh) * | 2020-06-30 | 2022-01-06 | 华为技术有限公司 | 自动邻区关系anr测量方法、装置及系统 |
CN112367700B (zh) * | 2020-12-14 | 2022-09-13 | 中国联合网络通信集团有限公司 | 基站的节能控制方法、装置、电子设备及存储介质 |
CN114885336B (zh) * | 2022-06-09 | 2024-06-07 | 中国联合网络通信集团有限公司 | 干扰协调方法、装置及存储介质 |
CN118523886A (zh) * | 2023-02-17 | 2024-08-20 | 华为技术有限公司 | 通信方法、通信装置、通信系统、介质、芯片和程序产品 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101202974A (zh) * | 2006-12-15 | 2008-06-18 | 华为技术有限公司 | 一种多制式基站互通的系统、基站及方法 |
CN101212761A (zh) * | 2006-12-30 | 2008-07-02 | 华为技术有限公司 | 多制式通信网络中实现无线资源管理的系统、装置及方法 |
CN102387529A (zh) * | 2010-08-27 | 2012-03-21 | 中兴通讯股份有限公司 | 在多模控制器模式下负荷均衡的方法和装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4448955B2 (ja) * | 2004-03-29 | 2010-04-14 | ユーティーシダカントンシュンユーシァンゴンシ | マルチモード無線ネットワークにおけるリソース管理方法およびトラフィック誘導方法 |
ES2828720T3 (es) * | 2006-09-27 | 2021-05-27 | Telecom Italia Spa | Aparato y procedimiento para implementar políticas de gestión de recursos configurables |
WO2010068155A1 (en) * | 2008-12-10 | 2010-06-17 | Telefonaktiebolaget L M Ericsson (Publ) | Integrated multi-radio access technology multi-frequency admission control |
CN101888622B (zh) * | 2009-05-14 | 2015-06-10 | 株式会社Ntt都科摩 | 一种分配物理层小区标识的方法及装置 |
US8750882B2 (en) * | 2009-06-16 | 2014-06-10 | Lg Electronics Inc. | Method for cooperative control of power among base stations and base station device using same |
CN102484818A (zh) * | 2009-07-15 | 2012-05-30 | 皇家Kpn公司 | 在协作无线电接入系统中的能量减少 |
CN103299664B (zh) * | 2011-02-10 | 2016-08-17 | 诺基亚通信公司 | 服务器装置、基站装置、小型基站装置以及干扰控制方法 |
WO2013112090A2 (en) * | 2012-01-25 | 2013-08-01 | Telefonaktiebolaget L M Ericsson (Publ) | Methods and apparatus for hetergeneous network handover |
US20140073303A1 (en) * | 2012-09-10 | 2014-03-13 | At&T Mobility Ii Llc | Historic performance analysis for modification of neighbor relations |
-
2012
- 2012-11-23 CA CA2892328A patent/CA2892328A1/en not_active Abandoned
- 2012-11-23 CN CN2012800020409A patent/CN103222324A/zh active Pending
- 2012-11-23 BR BR112015011921A patent/BR112015011921A2/pt not_active IP Right Cessation
- 2012-11-23 RU RU2015124171A patent/RU2015124171A/ru not_active Application Discontinuation
- 2012-11-23 WO PCT/CN2012/085184 patent/WO2014079049A1/zh active Application Filing
- 2012-11-23 EP EP12888948.2A patent/EP2916584A4/en not_active Withdrawn
- 2012-11-23 JP JP2015543230A patent/JP2016502334A/ja active Pending
-
2015
- 2015-05-26 US US14/721,799 patent/US20150257147A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101202974A (zh) * | 2006-12-15 | 2008-06-18 | 华为技术有限公司 | 一种多制式基站互通的系统、基站及方法 |
CN101212761A (zh) * | 2006-12-30 | 2008-07-02 | 华为技术有限公司 | 多制式通信网络中实现无线资源管理的系统、装置及方法 |
CN102387529A (zh) * | 2010-08-27 | 2012-03-21 | 中兴通讯股份有限公司 | 在多模控制器模式下负荷均衡的方法和装置 |
Non-Patent Citations (2)
Title |
---|
PEREZ-ROMERO, J ET AL.: "Common Radio Resource Management: Functional Models and Implementation Requirements. Personal, Indoor and Mobile Radio Communications, 2005.", PIMRC 2005. IEEE 16TH INTERNATIONAL SYMPOSIUM ON, vol. 3, 14 September 2005 (2005-09-14), pages 2067 - 2071, XP010928052 * |
See also references of EP2916584A4 * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105472660A (zh) * | 2014-09-11 | 2016-04-06 | 中国移动通信集团公司 | 一种负载均衡方法、网络设备及系统 |
CN105472660B (zh) * | 2014-09-11 | 2019-10-15 | 中国移动通信集团公司 | 一种负载均衡方法、网络设备及系统 |
EP3225067A4 (en) * | 2014-11-28 | 2018-07-04 | Telefonaktiebolaget LM Ericsson (publ) | Method and apparatus for coordinating resources among different networks |
US10251189B2 (en) | 2014-11-28 | 2019-04-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for coordinating resources among different networks |
WO2016117732A1 (ko) * | 2015-01-23 | 2016-07-28 | 한국과학기술원 | 이동통신 서비스를 위한 핸드오버 방법 |
KR20160091489A (ko) * | 2015-01-23 | 2016-08-03 | 한국과학기술원 | 이동통신 서비스를 위한 핸드오버 방법 |
KR101698898B1 (ko) * | 2015-01-23 | 2017-01-24 | 한국과학기술원 | 이동통신 서비스를 위한 핸드오버 방법 |
JP2017188769A (ja) * | 2016-04-05 | 2017-10-12 | 株式会社Nttドコモ | 情報処理装置及び基地局 |
Also Published As
Publication number | Publication date |
---|---|
BR112015011921A2 (pt) | 2017-07-11 |
EP2916584A1 (en) | 2015-09-09 |
US20150257147A1 (en) | 2015-09-10 |
EP2916584A4 (en) | 2015-11-25 |
RU2015124171A (ru) | 2017-01-10 |
JP2016502334A (ja) | 2016-01-21 |
CA2892328A1 (en) | 2014-05-30 |
CN103222324A (zh) | 2013-07-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2014079049A1 (zh) | 网间协同的方法、协同节点和网络侧设备 | |
EP3477996B1 (en) | Network with d2d terminals | |
JP6358298B2 (ja) | 無線通信システム、無線通信方法、無線局、制御局、およびプログラム | |
JP6159779B2 (ja) | 動作周波数の変更を調整する方法および装置 | |
JP2024099692A (ja) | 基地局、ユーザ機器および方法 | |
US20160183147A1 (en) | Reporting between base stations | |
EP3400739A1 (en) | Radio network nodes and methods performed therein | |
CN104811962B (zh) | 小小区基站状态切换方法及装置 | |
CN103442399B (zh) | 网络切换方法、网络切换系统和终端 | |
KR20140031970A (ko) | 기지국들 사이에서 x2 접속을 확립하는 방법, 기지국, 및 통신 시스템 | |
CN111741496A (zh) | 一种小区间定向切换的方法及装置 | |
US20200267647A1 (en) | Capability Indication Method, Route Setup Method, Mobile Terminal, and Network Device | |
WO2020164318A1 (zh) | 无线网络通信方法、网络设备和终端设备 | |
CN109219978A (zh) | 接入方法、用户设备、控制设备及通信系统 | |
WO2014047830A1 (zh) | 多rat网络下的无线资源协调调度方法 | |
US20230070368A1 (en) | First network node, second network node, third network node and methods performed thereby, for handling a measurement configuration | |
JP2022540592A (ja) | 無線通信ネットワークの条件付き構成 | |
EP3280186B1 (en) | Communication method and device | |
CN114930916B (zh) | 基于ue组的小区重选 | |
CN115396967B (zh) | 资源处理方法、装置、设备及存储介质 | |
EP3300552B1 (en) | Network node for connection management and method thereof | |
KR20150087396A (ko) | 네트워크 간 협력을 위한 방법, 협력 노드 및 네트워크 측 기기 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12888948 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2892328 Country of ref document: CA Ref document number: 2015543230 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112015011921 Country of ref document: BR |
|
REEP | Request for entry into the european phase |
Ref document number: 2012888948 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2012888948 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 20157016513 Country of ref document: KR Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 2015124171 Country of ref document: RU Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 112015011921 Country of ref document: BR Kind code of ref document: A2 Effective date: 20150522 |