WO2015172580A1 - 评估结果上报方法、评估结果获取方法、装置及*** - Google Patents
评估结果上报方法、评估结果获取方法、装置及*** Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
- H04W36/144—Reselecting a network or an air interface over a different radio air interface technology
- H04W36/1446—Reselecting a network or an air interface over a different radio air interface technology wherein at least one of the networks is unlicensed
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/27—Transitions between radio resource control [RRC] states
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
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- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- 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
Definitions
- the present invention relates to the field of communications, and in particular to an evaluation result reporting method, an evaluation result obtaining method, apparatus, and system.
- UE single mode or multi-mode terminal
- STA Ster Access
- Radio Radio Access Network
- RAN Access Point
- AP Access Point
- Core Network Core Network for short
- OMC Network Management
- TBN Transport Bearer Network
- TBN Transport Bearer Network
- the network side of the UMTS system consists of its core network unit Mobile Switching Center (MSC)/Media Gateway (MGW)/GPRS service node (Serving GPRS Support Node, SGSN for short)/ Gateway GPRS Support Node (GGSN) and Radio Access Network Base Station (NodeB)/Radio Network Controller (RNC), and the ground between them standardized by 3GPP standards Interfaces Iu, Iub, Iur, etc.;
- the network side of the LTE system consists of its core network unit Mobility Management Entity (MME)/Serving Gateway (SGW)/Packet Gateway (Packet Gateway) , referred to as PGW)/IP Multimedia Subsystem (IMS) and radio access network unit
- MME Mobility Management Entity
- SGW Serving Gateway
- Packet Gateway Packet Gateway
- IMS IP Multimedia Subsystem
- the evolved base station Evolved NodeB, hereinafter referred to as eNB
- the network side of the WLAN system is composed of a wireless control unit (
- FIG. 1 is a schematic diagram of a WLAN/3GPP interworking coupling architecture according to the related art, and the foregoing joint operation is as shown in FIG. Shown.
- the advantage of this is that different RATs can take advantage of the advantages of their respective systems. Different RATs can share the communication load of users in a balanced manner. Different RATs can form resources, complement each other with coverage and capacity, thus serving the entire large system. Bringing high-performance communication key performance indicators (KPIs), bringing users a better mobile communication experience and experience (Quality of Experience, QOE for short).
- KPIs high-performance communication key performance indicators
- QOE Quality of Experience
- a terminal having WLAN/3GPP multimode capability can be in a communication connection state with a network of a certain RAT in the WLAN and the 3GPP family.
- a certain WLAN/LTE dual-mode capability terminal is simultaneously under the wireless signal coverage of the WLAN/LTE network.
- the terminal first establishes a Radio Resource Control (RRC) connection with the LTE network, and then performs some IP.
- RRC Radio Resource Control
- the terminal searches for the WLAN coverage signal and completes the necessary network registration registration (this process is called WLAN network registration), and then the CN that combines various system core network functions can be based on certain policies.
- FIG. 2b is a schematic diagram of a state before being diverted to a WLAN network IP Flow according to the related art
- FIG. 2b is a schematic diagram of a state after being shunted to a WLAN network IP Flow according to the related art, and the foregoing process is as shown in FIG. 2a and FIG. 2b.
- FIG. 3a is a schematic diagram of a UE moving between a source/target LTE cell without WLAN coverage or data offloading according to the related art, in which the UE is in the RRC_Connected mode.
- FIG. 3a A schematic diagram of a UE moving between source/target LTE cells and having WLAN coverage and data offloading, as shown in FIG.
- the source eNB when the terminal UE is at the edge of LTE cell A (because With the coverage of the appropriate WLAN AP, WLAN selection and data offloading occur simultaneously, and in the process of moving to the LTE cell B, the source eNB will also carry the RRC connection/E-RAB radio bearer according to the specific LTE mobility procedure. The control is forwarded to the target eNB. After the success, the LTE cell B will take over as the new serving cell of the UE. If the UE is still in the coverage of the WLAN AP, the WLAN selection and data offloading may continue.
- the UE is in the data offload state of the WLAN during the mobile process in the 3GPP system, and according to the current related technologies, the source and the target eNB do not know the split state and specificity of the UE.
- the situation may therefore lead to the following technical problems:
- the target eNB Since the target eNB does not know whether the UE is in the data offload state of the WLAN before, and does not know the size and rate of the data transmitted by the UE on the WLAN side, the UE cannot make a preparation for the UE in the preparation process for the handover. A more accurate resource reservation may only make a relatively coarse resource reservation according to QOS related parameters such as the amount and rate of transmission data of the UE in the source eNB. In this way, if the UE successfully completes the handover and the data on the WLAN side immediately returns to the LTE, the target eNB will have to re-allocate the resources to serve the part of the data transmission for the new reflow. This two-time reconfiguration process will increase the signaling overhead of the air interface and may interrupt or delay the experience of some existing services to some extent.
- the target eNB always defaults to the data offloading state of the WLAN.
- the UE In the preparation process for the UE to perform handover, the UE always makes a certain upper limit for additional resource reservation, so that if the UE successfully completes the handover, once true
- the data of the WLAN side is reversed to the LTE, and the target eNB will be able to serve the part of the data that is backed up to the extent possible, but if the UE is not in the data off state of the WLAN at all or does not return data after the handover, Then the additional resource reservation of the target eNB will obviously be futile and wasteful, which will have some impact on the normal services of other UEs.
- the performance of each user's communication experience such as data transmission rate, packet delay, and packet loss rate cannot be guaranteed, usually It is easy to be affected by various objective conditions, and the UE can only do it in the best effort.
- the average data transmission rate of the IP traffic flow of the UE on the WLAN side may be relatively large, or is in a downward trend, and after the handover, the UE is searched for the network due to the change of the wireless condition. The traffic is switched to another heavily loaded new WLAN, or physically away from the coverage of the old WLAN, so the average data transmission rate of the corresponding IP traffic will become very small.
- the target eNB can determine in advance the trend of the data transmission rate of the UE on the WLAN side, the WLAN side IP service flow of the UE may be migrated back to the target cell B as soon as possible to maintain or enhance certain existing users. A smooth experience of important business.
- the above scenarios and problems can also be extended to cell reselection in the 3GPP system (the UE is in RRC_Idle mode at this time, or there are additional Cell_FACH/PCH states in the UMTS system), cross-system LTE ⁇ -> UMTS
- the small-area handover (the UE is in the RRC_Connected mode and the Cell_DCH state in the UMTS), etc., in general, the target serving cell cannot know the specific situation of the WLAN-side data offloading state and the transmission experience in the source serving cell during the UE mobile process. Therefore, it is impossible to make reasonable resource pre-configuration for the mobile process, which leads to inefficient resource allocation and utilization in the 3GPP system.
- the existing services of the user may be released by the target cell admission control part, and the data transmission rate fluctuates greatly, and the consistency experience is better. difference.
- the embodiment of the present invention provides a method for evaluating an evaluation result, a method, a device, and a system for obtaining an evaluation result, so as to at least solve the problem that the WLAN side data offloading state and the transmission experience of the UE cannot be obtained in the related art.
- an evaluation result reporting method including: the UE evaluates a relationship between a data transmission rate of a WLAN AP and a source serving cell; and the UE reports the evaluation result.
- Assessing, by the UE, the relationship between the data transmission rate of the WLAN AP and the source serving cell includes: the UE evaluating the average data transmission rate ratio of the WLAN AP and the source serving cell; and the data of the UE to the WLAN AP The trend of the average transmission rate is evaluated.
- the evaluation of the relationship between the data transmission rate of the WLAN AP and the source serving cell by the UE includes: receiving, by the UE, the RAN or CN, the source control entity, the data transmission average rate, the monitored configuration information, and/or the switch enabling by the downlink message.
- the UE evaluates the relationship between the data transmission rate of the WLAN AP and the source serving cell according to the configuration information and/or the switch enable information.
- the configuration information of the data transmission average rate comparison monitoring includes: a duration of the UE performing the evaluation; and the switch enabling information includes: whether the UE performs the evaluation.
- the method further includes: the source control entity of the RAN or CN receives the evaluation result; and the source control entity of the RAN or CN sends the evaluation result to the target control of the current handover Entity or MME.
- the method further includes: determining, by the target control entity or the MME, a pre-configuration policy of the resource according to the evaluation result.
- a method for obtaining an evaluation result includes: a source control entity of a RAN or a CN transmitting configuration information and/or switch enable information of a data transmission average rate comparison monitoring to a UE by using a downlink message, The configuration information and/or switch enable information is used by the UE to evaluate a relationship between data transmission rates of the WLAN AP and the source serving cell; and the source control entity of the RAN or the CN receives the evaluation result.
- the method further includes: the source control entity of the RAN or the CN sends the evaluation result to the target control entity or the MME of the current handover.
- another method for obtaining an evaluation result includes: the target control entity or the MME receiving an evaluation result of the UE evaluating the relationship between the data transmission rate of the WLAN AP and the source serving cell; The target control entity or the MME determines a pre-configuration policy of the resource according to the evaluation result.
- an evaluation result reporting apparatus which is located in a UE, and includes: an evaluation module, configured to evaluate a relationship between a data transmission rate of a WLAN AP and a source serving cell; a reporting module, setting In order to report the evaluation results.
- an evaluation result obtaining apparatus which is located in a source control entity of the RAN or the CN, and includes: a sending module, configured to send, by using a downlink message, a configuration of data transmission average rate comparison monitoring to the UE by using a downlink message.
- Information and/or switch enable information wherein the configuration information and/or switch enable information is used by the UE to evaluate a relationship of data transmission rates occurring between the WLAN AP and the source serving cell; a first receiving module, setting In order to receive the evaluation results.
- another evaluation result obtaining apparatus which is located in the target control entity or the MME, and includes: a second receiving module, configured to receive data transmission of the UE to the WLAN AP and the source serving cell. The relationship of the rate is evaluated by the evaluation result; the determining module is set to determine a pre-configured policy of the resource based on the evaluation result.
- an evaluation result obtaining system comprising the above-mentioned evaluation result reporting device, and further comprising the above two evaluation result obtaining means.
- the UE uses the UE to evaluate the relationship between the data transmission rate of the WLAN AP and the source serving cell, and the UE reports the evaluation result, and solves the problem that the UE cannot obtain the WLAN of the UE during the UE mobile process.
- the problem of the side data offloading state and the transmission experience situation thereby enabling reasonable resource pre-configuration for the UE's mobile flow, improving resource allocation and utilization efficiency, and enhancing the user experience.
- FIG. 1 is a schematic diagram of a WLAN/3GPP interworking coupling architecture according to the related art
- FIG. 2a is a schematic diagram of a state before being diverted to a WLAN network IP Flow according to the related art
- 2b is a schematic diagram of a state after being shunted to a WLAN network IP Flow according to the related art
- FIG. 3a is a schematic diagram of a UE moving between source/target LTE cells without WLAN coverage or data offloading according to related art
- FIG. 3b is a schematic diagram of a UE moving between source/target LTE cells and having WLAN coverage and data offloading according to related art
- FIG. 4 is a flowchart of a method for reporting an evaluation result according to an embodiment of the present invention.
- FIG. 5 is a flowchart of a method for acquiring an evaluation result according to an embodiment of the present invention.
- FIG. 6 is a flowchart of another method for obtaining an evaluation result according to an embodiment of the present invention.
- FIG. 7 is a structural block diagram of an evaluation result reporting apparatus according to an embodiment of the present invention.
- FIG. 8 is a structural block diagram of an evaluation result obtaining apparatus according to an embodiment of the present invention.
- FIG. 9 is a structural block diagram of another evaluation result obtaining apparatus according to an embodiment of the present invention.
- FIG. 10 is a structural block diagram of an evaluation result acquisition system according to an embodiment of the present invention.
- FIG. 11 is a flowchart of a method for a coordinated transmission rate of a wireless local area network side of a coordinated terminal in a 3GPP system according to a preferred embodiment of the present invention
- Figure 12 is a flow chart showing a preferred embodiment 1 of the present invention.
- Figure 13 is a flow chart showing a preferred embodiment 2 of the present invention.
- Figure 14 is a flow chart showing a preferred embodiment 3 of the present invention.
- the present embodiment provides a method and a logic system for coordinating the transmission rate of the WLAN side in coordination with the UE in the 3GPP system.
- AS Access Stratum
- CN non-access stratum
- the interaction of NAS is similar in nature. It relies on the transmission of some control information from the network side and feedback information from the terminal side on the air interface and the ground interface.
- the idea can be widely applied to any current 3GPP family system and WLAN and their future long-term evolution systems, such as Future Radio Access, 5G and HEW.
- FIG. 4 is a flowchart of a method for reporting an evaluation result according to an embodiment of the present invention. As shown in FIG. 4, the method includes the following steps:
- Step S402 The UE evaluates a relationship between a data transmission rate of the WLAN AP and the source serving cell.
- Step S404 the UE reports the evaluation result.
- the UE reports the relationship between the data transmission rate of the WLAN AP and the source serving cell, so that the source serving cell and the target serving cell can obtain the WLAN AP and source service of the UE during the UE mobile process.
- the relationship of the data transmission rate that occurs in the cell solves the problem that the WLAN side data offloading state and the transmission experience of the UE cannot be obtained during the UE mobile process in the related art, and thus can perform reasonable resource pre-configuration for the UE mobile process. Improve resource allocation and utilization efficiency and enhance user experience.
- the specific content of the relationship between the data transmission rate of the WLAN AP and the source serving cell may be: the UE evaluates the average data rate ratio of the WLAN AP and the source serving cell; or, the UE It is also possible to evaluate the trend of the average rate of data transmission of the WLAN AP.
- the UE may evaluate the relationship between the data transmission rate of the WLAN AP and the source serving cell according to the requirements of the source control entity of the RAN or the CN, for example, the UE may receive the source control entity of the RAN or the CN by using a downlink message.
- the data transmission average rate is compared with the monitored configuration information and/or the switch enable information, and then the UE evaluates the relationship between the data transmission rate of the WLAN AP and the source serving cell according to the configuration information and/or the switch enable information.
- the configuration information of the data transmission average rate comparison monitoring may include the duration of the foregoing evaluation by the UE, and the duration may be the actual duration of the evaluation, or the maximum duration of the evaluation, for example,
- the evaluation duration is set according to the above configuration information, the evaluation process may also be interrupted; and the above-described switch enable information may include whether the UE performs the above evaluation.
- the source control entity of the RAN or the CN receives the foregoing evaluation result, and may send the evaluation result to the target control entity or MME of the current handover.
- the target control entity or the MME may determine a resource pre-configuration policy according to the evaluation result.
- FIG. 5 is a flowchart of a method for obtaining an evaluation result according to an embodiment of the present invention. As shown in FIG. 5, the method includes the following steps:
- Step S502 The source control entity of the RAN or the CN sends configuration information and/or switch enable information of the data transmission average rate comparison monitoring to the UE by using a downlink message, where the configuration information and/or the switch enable information is used for the UE to the WLAN.
- the relationship between the data transmission rate of the AP and the source serving cell is evaluated;
- Step S504 the source control entity of the RAN or CN receives the evaluation result.
- the UE sends the data transmission of the WLAN AP and the source serving cell to the UE according to the RAN or CN source control entity by using the downlink message to send the configuration information and/or the switch enable information of the data transmission average rate comparison monitoring.
- the relationship between the rates is evaluated, and the evaluation result is sent to the source control entity of the RAN or the CN, so that the source serving cell and the target serving cell can obtain the data transmission of the WLAN AP and the source serving cell of the UE during the UE moving process.
- the evaluation result may be sent to the target control entity or MME of the current handover.
- FIG. 6 is a flowchart of another method for obtaining an evaluation result according to an embodiment of the present invention. As shown in FIG. 6, the method includes the following steps:
- Step S602 The target control entity or the MME receives an evaluation result of the UE evaluating the relationship between the data transmission rate of the WLAN AP and the source serving cell.
- Step S604 The target control entity or the MME determines a pre-configuration policy of the resource according to the foregoing evaluation result.
- the target control entity or the MME obtains an evaluation result of the relationship between the data transmission rate of the WLAN AP and the source serving cell by the UE, and determines the resource provisioning according to the evaluation result.
- the policy is implemented, so that the source serving cell and the target serving cell can obtain the relationship between the data transmission rate of the WLAN AP of the UE and the source serving cell during the UE moving process, and the related technology cannot obtain the UE during the UE mobile process.
- the WLAN side data offloading status and the transmission experience situation improve the resource allocation and utilization efficiency and enhance the user experience.
- an evaluation result reporting device is provided, which is located in the UE, and the device is configured to implement the above-mentioned embodiments and preferred embodiments, and the description has been omitted.
- the term "module” may implement a combination of software and/or hardware of a predetermined function.
- the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
- FIG. 7 is a structural block diagram of an evaluation result reporting apparatus according to an embodiment of the present invention. As shown in FIG. 7, the apparatus includes an evaluation module 72 and a reporting module 74. The following describes each module in detail:
- the evaluation module 72 is configured to evaluate the relationship between the data transmission rate of the WLAN AP and the source serving cell.
- the reporting module 74 is connected to the evaluation module 72 and configured to report the evaluation result of the evaluation module 72.
- an evaluation result acquisition device is also provided, which is located in the source control entity of the RAN or CN, and FIG. 8 is an evaluation result acquisition device according to an embodiment of the present invention.
- the block diagram is as shown in FIG. 8.
- the device includes a sending module 82 and a first receiving module 84. The following describes each module in detail:
- the sending module 82 is configured to send configuration information and/or switch enable information of the data transmission average rate comparison monitoring to the UE by using a downlink message, where the configuration information and/or switch enable information is used by the UE to the WLAN AP and the source.
- the relationship of the data transmission rate occurring in the serving cell is evaluated; the first receiving module 84 is configured to receive the evaluation result.
- FIG. 9 is another evaluation result acquisition according to an embodiment of the present invention.
- the structural block diagram of the device includes a second receiving module 92 and a determining module 94. The following describes each module in detail:
- the second receiving module 92 is configured to receive an evaluation result of the UE evaluating the relationship between the data transmission rate of the WLAN AP and the source serving cell, and the determining module 94 is configured to determine a pre-configuration policy of the resource according to the foregoing evaluation result.
- FIG. 10 is a structural block diagram of an evaluation result acquisition system according to an embodiment of the present invention. As shown in FIG. 10, the system includes the evaluation result as shown in FIG.
- the reporting device 70 further includes an evaluation result reporting device 80 as shown in FIG. 8 and another evaluation result reporting device 90 as shown in FIG.
- a method and a logical system for coordinating a concurrent transmission rate of a wireless local area network side in a mobile terminal in a 3GPP system are provided, relating to a 3GPP family long term evolution communication system (including a network side and a terminal side) and a WLAN.
- HEW High Efficient WLAN
- FIG. 11 is a flowchart of a method for a method for concurrently transmitting a transmission rate of a wireless local area network side during a mobile terminal in a 3GPP system according to a preferred embodiment of the present invention. As shown in FIG. 11, the main steps involved in the method of the following preferred embodiment are shown in FIG. as follows:
- the 3GPP system network side RAN or CN and UE can simultaneously support the content of the method of the present method. If the capability is not mandatory on the terminal side, the terminal can inform the network side through direct or indirect capability indication information whether it supports the capability of the method.
- the source control entity of the RAN or the CN (for the description of the simplified mode method, only the source eNB in the LTE system is shown in FIG. 11, but not limited to the source eNB) is transmitted to the UE-related WLAN supporting the capability through the downlink message.
- the configuration information and/or the switch enable information AP/eNB_Throughput_Monitor_Configuration_Info of the average rate of data transmission occurring under the AP and the source eNB may include:
- the UE performs an average rate comparison monitoring and reporting enabler AP/eNB_Throughput_Monitor__Report_Enabled of the data transmission occurring under the WLAN AP and the source eNB, and the value is, for example, ⁇ Enabled, Disabled ⁇
- the UE performs an evaluation timer AP/eNB_Throughput_Monitor_Evaluation_Timer of the average rate comparison monitoring of data transmission occurring under the WLAN AP and the source eNB, and the value is, for example, ⁇ 10s, 30s, 60s, ... ⁇ .
- S1104 The terminal receives the downlink message according to the 3GPP related technology, and parses the relevant configuration information (if carried by the message), and performs the following understanding and actions:
- AP/eNB_Throughput_Monitor__Report_Enabled Enabled indicates that the UE starts to perform the average data rate comparison monitoring and the AP side data transmission average rate change occurring under the relevant AP and the source eNB. Trend assessment, otherwise no ongoing monitoring and evaluation will be carried out or stopped.
- the value of AP/eNB_Throughput_Monitor_Evaluation_Timer indicates the maximum time window length that the UE uses to perform the correlation evaluation. If the evaluation is stopped, the evaluation result at the time when it is stopped is still the final valid reference. If AP/eNB_Throughput_Monitor_Evaluation_Timer is not configured, the correlation is evaluated according to the system defaults.
- the evaluation of the average rate of data transmission between the AP and the source eNB and the average rate of data transmission on the AP side may be performed by any implementation mechanism of the UE, or may be referred to the enhanced minimization drive test technology (Enhanced).
- Enhanced enhanced minimization drive test technology
- eMDT Enhanced Minimized Drive Test Technology Throughput Measurement 3GPP related specification definition.
- S1106 The UE feeds back, by using an uplink message, the result of the foregoing evaluation by the source side RAN or the CN (source eNB) in the applicable RRC state.
- the UE can use the proprietary message (after the relevant evaluation is completed, immediately report the result of the evaluation specifically) or the accompanying message (after the relevant evaluation is completed, it is not immediately reported for this purpose, waiting for other uplink messages to be triggered to be sent together, together with Reported).
- the assessment results can include:
- the average downlink data transmission rate generated by the UE under the WLAN AP and the source eNB is compared with the quantized value AP/eNB_DL_Throughput_Ratio, and the value is, for example, ⁇ 0, 20%, 50%, 100%, 200%... ⁇ .
- the average rate of change of the downlink data transmission rate of the UE under the WLAN AP is AP_DL_Throughput_Trend, and the value is, for example, ⁇ AP_DL_Up, AP_DL_Hold, AP_DL_Down ⁇ .
- the average rate of the uplink data transmission rate of the UE under the WLAN AP is AP_UL_Throughput_Trend, and the value is, for example, ⁇ AP_UL_Up, AP_UL_Hold, AP_UL_Down ⁇ .
- the source eNB may directly transmit the relevant evaluation result to the target eNB through the X2 interface, or may directly go upstream through the S1 interface.
- the MME delivers the relevant assessment results.
- the target eNB or the MME After receiving the information about the average rate of data transmission between the WLAN AP and the source eNB, the target eNB or the MME can know the resource consumption and the user consumed by the WLAN on the WLAN side before the mobile process. The rate QOS experience and the like, so that a better reference can be made for how the target eNB pre-configures the corresponding resources.
- the basic procedure flow of the above S1102-S1110 is as shown in FIG.
- FIG. 12 is a schematic flowchart of a preferred embodiment 1 of the present invention.
- a terminal A having the content capability of the foregoing method is located at the edge of the source eNB and the wireless signal coverage of the WLAN, and the terminal A is in the source LTE cell.
- the RRC_Connected mode is in progress, and the VOLTE voice session is being performed.
- the source eNB migrates the IP service flow corresponding to the multimedia local download service of the terminal A to the WLAN AP according to the WLAN network selection and the traffic distribution control mechanism.
- the eNB sends the AP/eNB_Throughput_Monitor_Configuration_Info to the terminal A through the RRC Connection Reconfiguration proprietary message, and the parameter configuration is as follows:
- Terminal A accepts the configuration and prepares for the correlation assessment of the average rate of data transmission that occurs under the WLAN AP and the source eNB before the mobile procedure.
- the terminal A starts an evaluation timer, and performs correlation evaluation of the average data transmission rate of the data transmission between the WLAN AP and the source eNB before performing the mobile process.
- the AP/eNB data transmission average rate comparison is defined as effective statistics.
- AP/eNB_DL_Throughput_Ratio 200%
- AP_DL_Throughput_Trend AP_DL_Down
- AP_UL_Throughput_Trend AP_UL_Hold
- the source eNB Since the source eNB decides to perform the X2based handover procedure, the source eNB sends a handover request (Handover Request) message to the target eNB through the X2 terrestrial interface, including the handover request preparation information necessary according to the current normal handover procedure. Evaluation information of AP/eNB rate comparison and AP rate change trend.
- the target eNB After receiving the information about the average rate of data transmission between the WLAN AP and the source eNB, the target eNB learns, to a certain extent, the resources consumed by the WLAN and the user before the inter-eNB handover process.
- the rate experience can be referenced for how the target eNB pre-configures the corresponding resources, for example, in the Handover Request ACK message of the reply source eNB, containing specific additional resource information.
- FIG. 13 is a schematic flowchart of a preferred embodiment 2 of the present invention.
- the terminal B having the content capability of the foregoing method is located under the coverage of the radio signals of the LTE and the WLAN, and the terminal B is located at the edge of the source eNB LTE cell.
- the uploading service of multiple local files is performed, and the eNB migrates the partially uploaded IP service flows to the WLAN AP according to the WLAN network selection and the traffic distribution control mechanism.
- the eNB sends the AP/eNB_Throughput_Monitor_Configuration_Info to the terminal B through the newly introduced WLAN rate estimation (Throughput Evaluation) proprietary message, and the parameter configuration is as follows:
- Terminal B accepts the configuration and prepares for the correlation assessment of the average rate of data transmission that occurs under the WLAN AP and the source eNB before the mobility procedure.
- AP_DL_Throughput_Trend AP_DL_Hold
- AP_UL_Throughput_Trend AP_UL_Down
- the source eNB Since the source eNB decides to perform the S1-based handover procedure, the source eNB sends a Handover Required message to the MME through the S1 terrestrial interface, including the handover request preparation information necessary according to the existing normal handover procedure, and the foregoing AP/eNB rate. Comparison and evaluation information of AP rate trends.
- the MME After receiving the information about the average rate of data transmission between the WLAN AP and the source eNB, the MME obtains, to a certain extent, the resource consumption and the user rate consumed by the WLAN before the inter-eNB handover process.
- the experience can be referenced for how the target eNB pre-configures the corresponding resources, such as in the Handover Command message of the reply source eNB, with specific additional resource information.
- FIG. 14 is a schematic flowchart of a preferred embodiment 3 of the present invention.
- a terminal C having the content capability of the above method is located under the wireless signal coverage of the source UMTS NodeB cell edge and the WLAN, and the terminal C is in the UMTS cell.
- the Cell_DCH state the CS voice session is in progress, and an online video viewing service is also started.
- the network side migrates the IP service flow carrying the video to the WLAN system according to its WLAN network selection and traffic distribution control mechanism.
- the RNC sends the AP/RNC_Throughput_Monitor_Configuration_Info to the terminal C through the newly introduced WLAN Throughput Evaluation proprietary message.
- the parameters are configured as follows:
- Terminal C accepts the configuration and prepares for the correlation assessment of the average rate of data transmission that occurs under the WLAN AP and the source NodeB before the mobile procedure.
- the terminal C starts an evaluation timer, and performs an evaluation of the average rate of data transmission that occurs under the WLAN AP and the source NodeB before the mobile process, for example, by using an internal implementation technology, the AP/RNC data transmission average rate comparison is defined as per second.
- AP_DL_Throughput_Trend AP_DL_Up
- AP_UL_Throughput_Trend AP_UL_Up
- the source RNC Since the source RNC decides to perform the inter-frequency handover procedure, the source RNC sends a radio link setup (Radio Link Setup) message to the target NodeB through the Iub terrestrial interface, including information required in addition to the current normal handover procedure.
- a radio link setup Radio Link Setup
- the target NodeB After receiving the information about the average rate of data transmission between the WLAN AP and the source NodeB, the target NodeB obtains the information about the resources consumed by the WLAN and the user before the cross-NodeB handover process. The rate experience, so you can make a reference to how the target NodeB uses the appropriate resources.
- a software is provided that is configured to perform the technical solutions described in the above embodiments and preferred embodiments.
- a storage medium in which the above software is stored, including but not limited to an optical disk, a floppy disk, a hard disk, an erasable memory, and the like.
- modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein.
- the steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module.
- the invention is not limited to any specific combination of hardware and software.
- an evaluation result reporting method, an evaluation result obtaining method, apparatus, and system provided by the embodiments of the present invention have the following beneficial effects: the WLAN side data offloading state of the UE that cannot be obtained in the UE moving process is solved in the related art.
- the user can make reasonable resource pre-configuration for the mobile process of the UE, improve resource allocation and utilization efficiency, and enhance the user experience.
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Abstract
本发明公开了一种评估结果上报方法、评估结果获取方法、装置及***,其中,该评估结果上报方法包括:UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估(S402);UE将该评估结果进行上报(S404)。本发明解决了相关技术中无法在UE移动过程中得到UE的WLAN侧数据分流状态以及传输体验情况的问题,进而能够为UE的移动流程做出合理的资源预配置,提升资源分配和利用效率,增强用户体验。
Description
本发明涉及通信领域,具体而言,涉及一种评估结果上报方法、评估结果获取方法、装置及***。
随着移动通信运营商签约用户数和用户语音数据等业务量的不断增多,其移动通信网络的基础设施投入和部署规模也必须相应地扩增,无线覆盖和***容量也都在不断地增强。以欧洲大部分移动通信运营商为例,它们时间上先后部署了3种不同无线接入技术(Radio Access Technology,简称为RAT)制式的移动通信***(都是3GPP通信***家族内的):全球移动通信***(Global System of Mobile communication,简称为GSM),通用移动通信***(Universal Mobile Telecommunications System,简称为UMTS)和长期演进(Long Term Evolution,简称为LTE)。为了增强各种移动通信功能和扩充***容量,上述3种***都经历了各自的第三代合作伙伴计划(3rd Generation Partnership,简称为3GPP)标准化技术演进之路,除此之外,移动通信运营商还广泛地在局部区域部署使用了IEEE通信***家族内无线局域网(wireless Local Area Network,简称为WLAN)***(正在朝着高效WLAN(High Efficient WLAN,简称为HEW)***演进),用来作为有效和低成本的容量补充。
无论上述哪种移动通信***,基本由以下的主要逻辑网元节点组成:单模或者多模制式的终端(UE)/静态式接入(Stationary Access,简称为STA)、无线接入网(Radio Access Network,简称为RAN)/接入点(Access Point,简称为AP)、核心网(Core Network,简称为CN),网管(Operation and Maintenance Center,简称为OMC)和传输承载网络(Transport Bearer Network,简称为TBN)等。例如:UMTS***的网络侧由其核心网单元移动交换中心(Mobile Switching Center,简称为MSC)/媒体网关(Media GateWay,简称为MGW)/GPRS服务节点(Serving GPRS Support Node,简称为SGSN)/网关GPRS支持节点(Gateway GPRS Support Node,简称为GGSN)和无线接入网单元基站(NodeB)/无线网络控制器(Radio Network Controller,简称为RNC),以及它们之间由3GPP标准规范化了的地面接口Iu,Iub,Iur等组成;LTE***的网络侧则由其核心网单元移动管理实体(Mobility Management Entity,简称为MME)/服务网关(Serving Gateway,简称为SGW)/分组数据网关(Packet Gateway,简称为PGW)/IP多媒体子***(IP Multimedia Subsystem,简称为IMS)和无线接入网单元
演进的基站(Evolved NodeB,简称为eNB),以及它们之间的地面接口S1,X2等组成;WLAN***的网络侧则由无线控制单元(Access Controller,简称为AC)和无线接入单元AP等组成。由于上述多种***(Multi-RAT)长期演进共存,共同提供服务,为了增强跨***间的性能,增强用户移动通信体验,简约软硬件成本,便于运营商们的管理和运维,***厂家常常把上述多种***以不同程度的方式耦合在一起,形成所谓跨***互操作或者联合操作,图1是根据相关技术中WLAN/3GPP互操作耦合架构示意图,上述联合操作如图1中的架构例子所示。这样做的好处在于:不同RAT可以发挥其各自***的优势特点,不同RAT间可以均衡地去分担广大用户的通信负荷,不同RAT彼此间能够形成资源,覆盖和容量的互补,从而为整个大***带来高性能通信关键绩效指标(Key Performance Indicator,简称为KPI),为用户带来更好的移动通信体验和感受(Quality of Experience,简称为QOE)。
根据目前公开的和正在讨论的技术,具备WLAN/3GPP多模能力的终端,可以和WLAN和3GPP家族中某种RAT的网络同时处于通信连接状态。比如某种WLAN/LTE双模能力终端同时处于WLAN/LTE网络的无线信号覆盖下,某时刻该终端率先和LTE网络建立无线资源控制(Radio Resource Control,简称为RRC)连接,继而进行某种IP业务流A的双向通信,后来用户又发起了一个新的IP业务流B。在用户手动控制模式下,终端搜寻发现了WLAN的覆盖信号并且完成了必要的入网注册Attach(这个过程称为WLAN选网注册),随后融合了多种***核心网功能的CN可以根据一定的策略和规则,把IP业务流B迁移到终端之前已经成功注册的WLAN***中,此后终端的IP业务流A仍然承载在LTE网络中,而IP业务流B承载在WLAN网络中(这个过程称为WLAN数据分流),图2a是根据相关技术中向WLAN网络IP Flow分流前状态示意图,图2b是根据相关技术中向WLAN网络IP Flow分流后状态示意图,上述过程如图2a、2b所示。
UE除了做上述WLAN/3GPP之间的WLAN选网和数据分流,还会根据自身物理空间上移动性的特点,同时去执行3GPP***内的移动性流程,比如服务小区的重选和切换。以UE在LTE***内跨eNB切换为例子(此时UE处于RRC_Connected模式),图3a是根据相关技术中UE在源/目标LTE小区之间移动且无WLAN覆盖或数据分流的示意图,如图3a所示:当终端(UE)处在LTE小区A的边缘(因为没有任何WLAN AP的覆盖,所以没有发生任何WLAN选网和数据分流),且向LTE小区B移动的过程中,源eNB将会按照特定的LTE移动流程把RRC连接/E-RAB无线承载的控制权转交给目标eNB,成功之后LTE小区B将成为UE的新服务小区;对比图3a的场景稍微复杂一点,图3b是根据相关技术中UE在源/目标LTE小区之间移动且有WLAN覆盖和数据分流的示意图,如图3b所示:当终端UE处在LTE小区A的边缘(因为
有合适WLAN AP的覆盖,所以同时发生了WLAN选网和数据分流),且向LTE小区B移动的过程中,源eNB同样将会按照特定的LTE移动流程把RRC连接/E-RAB无线承载的控制权转交给目标eNB,成功之后LTE小区B将接管成为UE的新服务小区,如果此刻UE还处于WLAN AP的覆盖,可能还会继续进行WLAN选网和数据分流。相比较为简单的3a场景,3b场景下由于UE在3GPP***内移动过程中同时处于WLAN的数据分流状态,而根据目前的相关技术,源和目标eNB都不知道UE的这种分流状态和具体情况,因此可能引发如下一些技术问题:
1:由于目标eNB完全不知道UE之前是否处于WLAN的数据分流状态,同时也不知道UE在WLAN侧传输数据量大小和速率情况,因此在为UE做切换的准备过程中,无法为UE做出较为准确的资源预留,可能仅仅能根据UE在源eNB内的传输数据量大小和速率等QOS相关参数做出相对粗略的资源预留。这样如果UE成功完成切换后且原本在WLAN侧的数据立刻发生了向LTE的回流,目标eNB将必须重新进行资源的增配,用来服务新回流的那部分数据传输。这种两次重配流程将增加空口的信令开销,并且可能一定程度中断或者延时某些已经存在业务的体验。
2:假设目标eNB总是默认UE处于WLAN的数据分流状态,在为UE做切换的准备过程中,总是为UE做出一定上限的额外资源预留,这样如果UE成功完成切换后,一旦真的有WLAN侧的数据发生向LTE的回流,目标eNB将能一定程度尽最大努力地服务回流的那部分数据传输,但是如果UE原本根本不处于WLAN的数据分流状态或者切换后没有发生数据回流,那么目标eNB的额外资源预留显然将是徒劳和浪费的,这会对其他UE的正常业务产生一些影响。
3:由于WLAN***中的数据传输基于多个用户对无线资源随机竞争的机制,因此各个用户的通信体验,比如数据传输率,数据包延时,丢包率等方面的性能无法得到保证,通常容易受到各种客观条件的影响,UE只能以最大努力的方式去做。比如3b场景的例子中,在切换前,UE在WLAN侧的IP业务流平均数据传输率可能比较大,或者正在处于下降的趋势,而当切换后,由于无线条件的变化,触发UE搜网重选分流到另外一个负荷较重的新WLAN中,或者物理上远离了原来那个旧WLAN的覆盖,因此对应的IP业务流平均数据传输率将会变得很小。如果目标eNB能够提前判定UE在WLAN侧数据传输率变化趋势情况,那可能会尽快将UE的WLAN侧IP业务流全部或者部分迁移回到目标小区B中,以维持或者提升用户已经存在的某些重要业务的流畅体验。
上述场景和问题也可以扩展到3GPP***内小区重选(此时UE处于RRC_Idle模式,或者在UMTS***下还有额外的Cell_FACH/PCH等状态),跨***LTE<->UMTS
小区间切换(此时UE处于RRC_Connected模式,UMTS下对应着Cell_DCH状态)等,总之目标服务小区在UE移动过程中,无法知道其在源服务小区的WLAN侧数据分流状态和传输体验的具体情况,从而无法为移动流程做出合理的资源预配置,导致3GPP***内资源分配和利用低效,用户已经存在的业务可能被目标小区接纳控制部分释放,数据传输率的波动较大,一致性体验较差。
针对相关技术中无法在UE移动过程中得到UE的WLAN侧数据分流状态以及传输体验情况的问题,目前尚未提出有效的解决方案。
发明内容
本发明实施例提供了一种评估结果上报方法、评估结果获取方法、装置及***,以至少解决相关技术中无法在UE移动过程中得到UE的WLAN侧数据分流状态以及传输体验情况的问题。
根据本发明的一个实施例,提供了一种评估结果上报方法,包括:UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估;所述UE将评估结果进行上报。
UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估包括:所述UE对所述WLAN AP和源服务小区的数据传输平均速率比进行评估;所述UE对所述WLAN AP的数据传输平均速率的变化趋势进行评估。
UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估包括:所述UE接收RAN或者CN的源控制实体通过下行消息发送的数据传输平均速率对比监测的配置信息和/或开关使能信息;所述UE根据所述配置信息和/或开关使能信息对所述WLAN AP和源服务小区发生的数据传输速率的关系进行评估。
所述数据传输平均速率对比监测的配置信息包括:所述UE进行所述评估的时长;所述开关使能信息包括:所述UE是否进行所述评估。
在所述UE将评估结果进行上报之后,还包括:所述RAN或者CN的源控制实体接收所述评估结果;所述RAN或者CN的源控制实体将所述评估结果发送给当前切换的目标控制实体或者MME。
在所述RAN或者CN的源控制实体将所述评估结果发送给当前切换的目标控制实体或者MME之后,还包括:所述目标控制实体或者MME根据所述评估结果确定资源的预配置策略。
根据本发明的另一实施例,提供了一种评估结果获取方法,包括:RAN或者CN的源控制实体通过下行消息向UE发送数据传输平均速率对比监测的配置信息和/或开关使能信息,其中,所述配置信息和/或开关使能信息用于所述UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估;所述RAN或者CN的源控制实体接收评估结果。
在所述RAN或者CN的源控制实体接收评估结果之后,还包括:所述RAN或者CN的源控制实体将所述评估结果发送给当前切换的目标控制实体或者MME。
根据本发明的另一实施例,还提供了另一种评估结果获取方法,包括:目标控制实体或者MME接收UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估的评估结果;所述目标控制实体或者MME根据所述评估结果确定资源的预配置策略。
根据本发明的再一实施例,提供了一种评估结果上报装置,位于UE中,包括:评估模块,设置为对WLAN AP和源服务小区发生的数据传输速率的关系进行评估;上报模块,设置为将评估结果进行上报。
根据本发明的再一实施例,还提供了一种评估结果获取装置,位于RAN或者CN的源控制实体中,包括:发送模块,设置为通过下行消息向UE发送数据传输平均速率对比监测的配置信息和/或开关使能信息,其中,所述配置信息和/或开关使能信息用于所述UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估;第一接收模块,设置为接收评估结果。
根据本发明的再一实施例,还提供了另一种评估结果获取装置,位于目标控制实体或者MME中,包括:第二接收模块,设置为接收UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估的评估结果;确定模块,设置为根据所述评估结果确定资源的预配置策略。
根据本发明的还一实施例,提供了一种评估结果获取***,包括上述的评估结果上报装置,还包括上述的两种评估结果获取装置。
通过本发明实施例,采用UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估;UE将该评估结果进行上报的方式,解决了相关技术中无法在UE移动过程中得到UE的WLAN侧数据分流状态以及传输体验情况的问题,进而能够为UE的移动流程做出合理的资源预配置,提升资源分配和利用效率,增强用户体验。
此处所说明的附图用来提供对本发明的进一步理解,构成本申请的一部分,本发明的示意性实施例及其说明用于解释本发明,并不构成对本发明的不当限定。在附图中:
图1是根据相关技术中WLAN/3GPP互操作耦合架构示意图;
图2a是根据相关技术中向WLAN网络IP Flow分流前状态示意图;
图2b是根据相关技术中向WLAN网络IP Flow分流后状态示意图;
图3a是根据相关技术中UE在源/目标LTE小区之间移动且无WLAN覆盖或数据分流的示意图;
图3b是根据相关技术中UE在源/目标LTE小区之间移动且有WLAN覆盖和数据分流的示意图;
图4是根据本发明实施例的评估结果上报方法的流程图;
图5是根据本发明实施例的评估结果获取方法的流程图;
图6是根据本发明实施例的另一种评估结果获取方法的流程图;
图7是根据本发明实施例的评估结果上报装置的结构框图;
图8是根据本发明实施例的评估结果获取装置的结构框图;
图9是根据本发明实施例的另一种评估结果获取装置的结构框图;
图10是根据本发明实施例的评估结果获取***的结构框图;
图11是根据本发明优选实施例的协同终端在3GPP***内移动过程中无线局域网侧并发传输速率的方式方法的流程图;
图12是根据本发明优选实施例1的流程示意图;
图13是根据本发明优选实施例2的流程示意图;
图14是根据本发明优选实施例3的流程示意图。
下文中将参考附图并结合实施例来详细说明本发明。需要说明的是,在不冲突的情况下,本申请中的实施例及实施例中的特征可以相互组合。
针对上述问题,本实施例提出一种协同UE在3GPP***内移动过程中WLAN侧并发传输速率的方式方法和逻辑***。为了简化内容的说明,将着重说明UE和RAN在接入层(Access Stratum,简称为AS)的控制和反馈交互,但是终端和核心网(CN)在非接入层(Non Access Stratum,简称为NAS)的交互本质类似,都是依赖在空中接口和地面接口传递一些来自网络侧的控制和终端侧的反馈信息。另外该思路能够广泛地适用于目前任何3GPP家族***和WLAN及它们未来的长期演进***,如Future Radio Access,5G和HEW等。
在本实施例中,提供了一种评估结果上报方法,图4是根据本发明实施例的评估结果上报方法的流程图,如图4所示,该方法包括如下步骤:
步骤S402,UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估;
步骤S404,UE将该评估结果进行上报。
本实施例通过上述步骤,UE将WLAN AP和源服务小区发生的数据传输速率的关系进行上报,从而使得在UE移动过程中,源服务小区及目标服务小区能够得到该UE的WLAN AP和源服务小区发生的数据传输速率的关系,解决了相关技术中无法在UE移动过程中得到UE的WLAN侧数据分流状态以及传输体验情况的问题,进而能够为UE的移动流程做出合理的资源预配置,提升资源分配和利用效率,增强用户体验。
作为一种优选实施方式,UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估的具体内容可以包括:UE对WLAN AP和源服务小区的数据传输平均速率比进行评估;或者,UE也可以对WLAN AP的数据传输平均速率的变化趋势进行评估。
优选地,UE可以根据RAN或者CN的源控制实体的要求对对WLAN AP和源服务小区发生的数据传输速率的关系进行评估,例如,UE可以接收RAN或者CN的源控制实体通过下行消息发送的数据传输平均速率对比监测的配置信息和/或开关使能信息,然后UE根据该配置信息和/或开关使能信息对WLAN AP和源服务小区发生的数据传输速率的关系进行评估。
优选地,上述数据传输平均速率对比监测的配置信息可以包括UE进行上述评估的时长,该时长可以就是进行评估的实际时长,也可以是进行评估的最大时长,例如
虽然按照上述配置信息设置评估时长,但评估过程也可能被中断;而上述开关使能信息可以包括UE是否进行上述评估。
优选地,在UE将评估结果进行上报之后,RAN或者CN的源控制实体接收上述评估结果,并可以将该评估结果发送给当前切换的目标控制实体或者MME。
优选地,上述目标控制实体或者MME在得到上述评估结果之后,可以根据该评估结果来确定资源的预配置策略。
在本实施例中,还提供了一种评估结果获取方法,图5是根据本发明实施例的评估结果获取方法的流程图,如图5所示,该方法包括如下步骤:
步骤S502,RAN或者CN的源控制实体通过下行消息向UE发送数据传输平均速率对比监测的配置信息和/或开关使能信息,其中,上述配置信息和/或开关使能信息用于UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估;
步骤S504,上述RAN或者CN的源控制实体接收评估结果。
本实施例通过上述步骤,UE根据RAN或者CN的源控制实体通过下行消息向UE发送数据传输平均速率对比监测的配置信息和/或开关使能信息,将WLAN AP和源服务小区发生的数据传输速率的关系进行评估,并将评估结果发给RAN或者CN的源控制实体,从而使得在UE移动过程中,源服务小区及目标服务小区能够得到该UE的WLAN AP和源服务小区发生的数据传输速率的关系,解决了相关技术中无法在UE移动过程中得到UE的WLAN侧数据分流状态以及传输体验情况的问题,进而能够为UE的移动流程做出合理的资源预配置,提升资源分配和利用效率,增强用户体验。
优选地,在RAN或者CN的源控制实体接收上述评估结果之后,可以将该评估结果发送给当前切换的目标控制实体或者MME。
在本实施例中,还提供了另一种评估结果获取方法,图6是根据本发明实施例的另一种评估结果获取方法的流程图,如图6所示,该方法包括如下步骤:
步骤S602,目标控制实体或者MME接收UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估的评估结果;
步骤S604,目标控制实体或者MME根据上述评估结果确定资源的预配置策略。
本实施例通过上述步骤,目标控制实体或者MME获取到UE对WLAN AP和源服务小区发生的数据传输速率的关系的评估结果,并根据该评估结果确定资源的预配
置策略,从而使得在UE移动过程中,源服务小区及目标服务小区能够得到该UE的WLAN AP和源服务小区发生的数据传输速率的关系,解决了相关技术中无法在UE移动过程中得到UE的WLAN侧数据分流状态以及传输体验情况的问题,提升资源分配和利用效率,增强用户体验。
对应于上述评估结果上报方法,在本实施例中提供了一种评估结果上报装置,位于UE中,该装置设置为实现上述实施例及优选实施方式,已经进行过说明的不再赘述。如以下所使用的,术语“模块”可以实现预定功能的软件和/或硬件的组合。尽管以下实施例所描述的装置较佳地以软件来实现,但是硬件,或者软件和硬件的组合的实现也是可能并被构想的。
图7是根据本发明实施例的评估结果上报装置的结构框图,如图7所示,该装置包括评估模块72和上报模块74,下面对各个模块进行详细说明:
评估模块72,设置为对WLAN AP和源服务小区发生的数据传输速率的关系进行评估;上报模块74,与评估模块72相连,设置为将评估模块72的评估结果进行上报。
对应于上述第一种评估结果获取方法,在本实施例中还提供了一种评估结果获取装置,位于RAN或者CN的源控制实体中,图8是根据本发明实施例的评估结果获取装置的结构框图,如图8所示,该装置包括发送模块82和第一接收模块84,下面对各个模块进行详细说明:
发送模块82,设置为通过下行消息向UE发送数据传输平均速率对比监测的配置信息和/或开关使能信息,其中,上述配置信息和/或开关使能信息用于上述UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估;第一接收模块84,设置为接收评估结果。
对应于上述另一种评估结果获取方法,在本实施例中还提供了另一种评估结果获取装置,位于目标控制实体或者MME中,图9是根据本发明实施例的另一种评估结果获取装置的结构框图,如图9所示,该装置包括第二接收模块92和确定模块94,下面对各个模块进行详细说明:
第二接收模块92,设置为接收UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估的评估结果;确定模块94,设置为根据上述评估结果确定资源的预配置策略。
在本实施例中,还提供了一种评估结果获取***,图10是根据本发明实施例的评估结果获取***的结构框图,如图10所示,该***包括如图7所示的评估结果上报装置70,还包括如图8所示的一种评估结果上报装置80和如图9所示的另一种评估结果上报装置90。
下面结合优选实施例进行说明,以下优选实施例结合了上述实施例及其优选实施方式。
在以下优选实施例中,提供了一种协同终端在3GPP***内移动过程中无线局域网侧并发传输速率的方式方法和逻辑***,涉及3GPP家族长期演进通信***(包括网络侧和终端侧)和WLAN无线局域***(包括网络侧和终端侧)及其后续长期演进***,如HEW(High Efficient WLAN)之间的跨***互操作耦合关系。
图11是根据本发明优选实施例的协同终端在3GPP***内移动过程中无线局域网侧并发传输速率的方式方法的流程图,如图11所示,以下优选实施例的方式方法涉及的主要步骤流程如下:
S1100(图中未示出):作为初始前提条件,3GPP***网络侧RAN或者CN和UE能够同时支持本方式方法的内容。如果该能力在终端侧不是必选的,那么终端可以通过直接或者间接的能力指示信息向网络侧告知它是否支持本方式方法的能力。
S1102:RAN或者CN的源控制实体(为了简化方式方法的说明,图11中仅仅用LTE***中的源eNB表示,但并不限于源eNB)通过下行消息传递给支持该能力的UE相关的WLAN AP和源eNB下发生的数据传输平均速率对比监测的配置信息和/或开关使能信息AP/eNB_Throughput_Monitor_Configuration_Info,其中可以包括:
(1):UE进行WLAN AP和源eNB下发生的数据传输平均速率对比监测和上报使能器AP/eNB_Throughput_Monitor__Report_Enabled,取值例如:{Enabled,Disabled}
(2):UE进行WLAN AP和源eNB下发生的数据传输平均速率对比监测的评估计时器AP/eNB_Throughput_Monitor_Evaluation_Timer,取值例如:{10s,30s,60s,...}。
S1104:终端按照3GPP相关技术接收下行消息,并从中解析出相关配置信息(如果被消息所携带),做出如下的理解和动作:
AP/eNB_Throughput_Monitor__Report_Enabled=Enabled表示:UE开始进行相关AP和源eNB下发生的数据传输平均速率对比监测和AP侧数据传输平均速率变化
趋势评估,否则不进行或者停止正在进行的相关监测和评估。AP/eNB_Throughput_Monitor_Evaluation_Timer的值表示UE用来进行相关评估的最大时间窗长度,如果评估中被停止,则仍然以被停止的那时刻的评估结果为最终有效参照。如果AP/eNB_Throughput_Monitor_Evaluation_Timer没有被配置,则按照***默认值进行相关评估。这里UE对AP和源eNB下发生的数据传输平均速率对比监测和AP侧数据传输平均速率变化趋势的评估,可以采用UE内部任何实现机制去做,也可以参考增强的最小化路测技术(Enhanced Minimize Driving Test,简称为eMDT)增强的最小化路测技术吞吐率测量3GPP相关的规范定义。
S1106:UE在适用的RRC状态下,通过上行消息反馈给源侧RAN或者CN(源eNB)上述评估的结果。UE可以利用专有消息(相关评估完成后,即立刻专门为此评估结果上报)或者随路消息(相关评估完成后,不立刻专门为此上报,等待有其他上行消息被触发发送时,一起随同上报)。评估结果可以包括:
(1):UE在WLAN AP和源eNB下发生的下行数据传输平均速率对比量化值AP/eNB_DL_Throughput_Ratio,取值例如:{0,20%,50%,100%,200%...}。
(2):UE在WLAN AP和源eNB下发生的上行数据传输平均速率对比量化值AP/eNB_UL_Throughput_Ratio,取值例如:{0,20%,50%,100%,200%...}。
(3):UE在WLAN AP下发生的下行数据传输平均速率变化趋势AP_DL_Throughput_Trend,取值例如:{AP_DL_Up,AP_DL_Hold,AP_DL_Down}。
(4):UE在WLAN AP下发生的上行数据传输平均速率变化趋势AP_UL_Throughput_Trend,取值例如:{AP_UL_Up,AP_UL_Hold,AP_UL_Down}。
S1108a/b:当UE在3GPP***内的移动性流程被触发的时刻,根据不同的UE移动性流程,源eNB可以直接通过X2接口向目标eNB传递相关评估结果,也可以直接通过S1接口向上游MME传递相关评估结果。
S1110:目标eNB或者MME收到源eNB传递来的UE在WLAN AP和源eNB下发生的数据传输平均速率相关评估信息后,可以一定程度了解UE在移动流程前WLAN侧所消耗的资源情况和用户速率QOS体验等情况,因此可以为目标eNB如何预配置相应的资源做出更好的参考。上述S1102-S1110的基本步骤流程如图11所示。
实施例1
图12是根据本发明优选实施例1的流程示意图,参照图12所示,具备上述方式方法内容能力的终端A,同时位于源eNB小区边缘和WLAN的无线信号覆盖下,终端A在源LTE小区内处于RRC_Connected模式,正在进行VOLTE语音会话,同时源eNB根据其WLAN选网和分流控制机制,将终端A的多媒体本地下载业务对应的IP业务流迁移到该WLAN AP中。
S1202:eNB通过RRC Connection Reconfiguration专有消息发送AP/eNB_Throughput_Monitor_Configuration_Info给终端A,参数配置如下:
AP/eNB_Throughput_Monitor__Report_Enabled=Enabled;
AP/eNB_Throughput_Monitor_Evaluation_Timer=10s;
终端A接受了配置,准备进行移动流程前其在WLAN AP和源eNB下发生的数据传输平均速率的相关评估。
S1204:终端A启动评估计时器,进行移动流程前其在WLAN AP和源eNB下发生的数据传输平均速率的相关评估,例如:通过内部实现技术,AP/eNB数据传输平均速率对比定义为有效统计时间窗内总共传输的数据量/统计时间,AP侧平均速率变化趋势为统计时间窗后半段的速率和前半段的速率比较。如果计时器=10s,终端A则停止评估,存储好相关的评估结果。
S1206:10s后,终端A仍然处于RRC_Connected模式下,并且内部无线资源管理(Radio Resource Management,简称为RRM)测量触发切换事件EA3,于是终端A通过测量报告(Measurement Report)专有消息随路上报相关评估结果,其中:
AP/eNB_DL_Throughput_Ratio=200%;
AP/eNB_UL_Throughput_Ratio=20%;
AP_DL_Throughput_Trend=AP_DL_Down;
AP_UL_Throughput_Trend=AP_UL_Hold;
S1208:由于源eNB决定执行X2based切换流程,所以源eNB向目标eNB通过X2地面接口发送切换请求(Handover Request)消息,包含除了按照目前正常切换流程所必要的切换请求准备信息之外,还有上述AP/eNB速率对比和AP速率变化趋势的评估信息。
S1210:目标eNB收到源eNB传递来的UE在WLAN AP和源eNB下发生的数据传输平均速率相关评估信息后,一定程度了解到UE在跨eNB切换流程前WLAN侧所消耗的资源情况和用户速率体验,因此可以为目标eNB如何预配置相应的资源做出参考,比如在回复源eNB的切换请求响应(Handover Request ACK)消息中,含有特定额外的资源信息。
实施例2
图13是根据本发明优选实施例2的流程示意图,参照图13所示,具备上述方式方法内容能力的终端B,同时位于LTE和WLAN的无线信号覆盖下,终端B在源eNB LTE小区边缘处于RRC_Connected模式,执行多个本地文件的上传业务,eNB根据其WLAN选网和分流控制机制,将部分上传IP业务流迁移到WLAN AP中。
S1302:eNB通过全新引入的WLAN速率评估(Throughput Evaluation)专有消息发送AP/eNB_Throughput_Monitor_Configuration_Info给终端B,参数配置如下:
AP/eNB_Throughput_Monitor__Report_Enabled=Enabled;
AP/eNB_Throughput_Monitor_Evaluation_Timer=30s;
终端B接受了配置,准备进行移动流程前其在WLAN AP和源eNB下发生的数据传输平均速率的相关评估。
S1304:终端B启动评估计时器,进行移动流程前其在WLAN AP和源eNB下发生的数据传输平均速率的相关评估,例如:通过内部实现技术,AP/eNB数据传输平均速率对比定义为每秒内总共传输的数据量/1s,AP侧平均速率变化趋势为有效统计时间窗内最后1秒的平均传输速率和前1秒的平均传输速率的比较。如果计时器=30s,终端B则停止评估,存储好相关的评估结果。
S1306:20s后,终端B仍然处于RRC_Connected模式下,并且内部RRM(Radio Resource Management)测量触发切换事件EA3,于是终端B必须提前中止WLAN/eNB相关评估,通过全新引入的WLAN速率指示(Throughput Indication)专有消息上报相关评估结果,同时终端B照常上报Measurement Report专有消息触发切换流程,其中:
AP/eNB_DL_Throughput_Ratio=20%;
AP/eNB_UL_Throughput_Ratio=100%;
AP_DL_Throughput_Trend=AP_DL_Hold;
AP_UL_Throughput_Trend=AP_UL_Down;
S1308:由于源eNB决定执行S1based切换流程,所以源eNB向MME通过S1地面接口发送Handover Required消息,包含除了按照现有正常切换流程所必要的切换请求准备信息之外,还有上述AP/eNB速率对比和AP速率变化趋势的评估信息。
S1310:MME收到源eNB传递来的UE在WLAN AP和源eNB下发生的数据传输平均速率相关评估信息后,一定程度了解到UE在跨eNB切换流程前WLAN侧所消耗的资源情况和用户速率体验,因此可以为目标eNB如何预配置相应的资源做出参考,比如在回复源eNB的切换命令(Handover Command)消息中,含有特定额外的资源信息。
实施例3
图14是根据本发明优选实施例3的流程示意图,参照图14所示,具备上述方式方法内容能力的终端C,位于源UMTS NodeB小区边缘和WLAN的无线信号覆盖下,终端C在UMTS小区内处于Cell_DCH状态,正在进行CS语音会话,同时也启动了一个在线视频观看业务,网络侧根据其WLAN选网和分流控制机制,将承载视频的IP业务流迁移到WLAN***中。
S1402:RNC通过全新引入的WLAN Throughput Evaluation专有消息发送AP/RNC_Throughput_Monitor_Configuration_Info给终端C,参数配置如下:
AP/RNC_Throughput_Monitor__Report_Enabled=Enabled;
AP/RNC_Throughput_Monitor_Evaluation_Timer=30s;
终端C接受了配置,准备进行移动流程前其在WLAN AP和源NodeB下发生的数据传输平均速率的相关评估。
S1404:终端C启动评估计时器,进行移动流程前其在WLAN AP和源NodeB下发生的数据传输平均速率的相关评估,例如:通过内部实现技术,AP/RNC数据传输平均速率对比定义为每秒内总共传输的数据量/1s,AP侧平均速率变化趋势为有效统计最后2秒的速率和前2秒的速率的比较。如果计时器=30s,终端C则停止评估,存储好相关的评估结果。
S1406:10s后,终端C仍然处于Cell_DCH状态下,并且内部RRM(Radio Resource Management)测量触发切换事件b1,于是终端C必须提前中止WLAN/RNC相关评估,通过全新引入的WLAN Throughput Indication专有消息上报相关评估结果,同时终端C照常上报Measurement Report专有消息触发异频切换流程,其中:
AP/RNC_DL_Throughput_Ratio=100%;
AP/RNC_UL_Throughput_Ratio=50%;
AP_DL_Throughput_Trend=AP_DL_Up;
AP_UL_Throughput_Trend=AP_UL_Up;
S1408:由于源RNC决定执行异频切换流程,所以源RNC向目标NodeB通过Iub地面接口发送无线链路建立(Radio Link Setup)消息,包含除了按照目前正常切换流程所必要的信息之外,还有上述AP/RNC速率对比和AP速率变化趋势的评估信息。
S1410:目标NodeB收到源RNC传递来的UE在WLAN AP和源NodeB下发生的数据传输平均速率相关评估信息后,一定程度了解到UE在跨NodeB切换流程前WLAN侧所消耗的资源情况和用户速率体验,因此可以为目标NodeB如何使用相应的资源做出参考。
在另外一个实施例中,还提供了一种软件,该软件设置为执行上述实施例及优选实施例中描述的技术方案。
在另外一个实施例中,还提供了一种存储介质,该存储介质中存储有上述软件,该存储介质包括但不限于光盘、软盘、硬盘、可擦写存储器等。
显然,本领域的技术人员应该明白,上述的本发明的各模块或各步骤可以用通用的计算装置来实现,它们可以集中在单个的计算装置上,或者分布在多个计算装置所组成的网络上,可选地,它们可以用计算装置可执行的程序代码来实现,从而,可以将它们存储在存储装置中由计算装置来执行,并且在某些情况下,可以以不同于此处的顺序执行所示出或描述的步骤,或者将它们分别制作成各个集成电路模块,或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。这样,本发明不限制于任何特定的硬件和软件结合。
以上所述仅为本发明的优选实施例而已,并不用于限制本发明,对于本领域的技术人员来说,本发明可以有各种更改和变化。凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。
如上所述,本发明实施例提供的一种评估结果上报方法、评估结果获取方法、装置及***,具有以下有益效果:解决了相关技术中无法在UE移动过程中得到UE的WLAN侧数据分流状态以及传输体验情况的问题,进而能够为UE的移动流程做出合理的资源预配置,提升资源分配和利用效率,增强用户体验。
Claims (13)
- 一种评估结果上报方法,包括:终端UE对无线局域网WLAN接入点AP和源服务小区发生的数据传输速率的关系进行评估;所述UE将评估结果进行上报。
- 根据权利要求1所述的方法,其中,UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估包括:所述UE对所述WLAN AP和源服务小区的数据传输平均速率比进行评估;所述UE对所述WLAN AP的数据传输平均速率的变化趋势进行评估。
- 根据权利要求1所述的方法,其中,UE对WLAN AP和源服务小区发生的数据传输速率的关系进行评估包括:所述UE接收无线接入网RAN或者核心网CN的源控制实体通过下行消息发送的数据传输平均速率对比监测的配置信息和/或开关使能信息;所述UE根据所述配置信息和/或开关使能信息对所述WLAN AP和源服务小区发生的数据传输速率的关系进行评估。
- 根据权利要求3所述的方法,其中,所述数据传输平均速率对比监测的配置信息包括:所述UE进行所述评估的时长;所述开关使能信息包括:所述UE是否进行所述评估。
- 根据权利要求1所述的方法,其中,在所述UE将评估结果进行上报之后,还包括:所述RAN或者CN的源控制实体接收所述评估结果;所述RAN或者CN的源控制实体将所述评估结果发送给当前切换的目标控制实体或者移动管理实体MME。
- 根据权利要求5所述的方法,其中,在所述RAN或者CN的源控制实体将所述评估结果发送给当前切换的目标控制实体或者MME之后,还包括:所述目标控制实体或者MME根据所述评估结果确定资源的预配置策略。
- 一种评估结果获取方法,包括:无线接入网RAN或者核心网CN的源控制实体通过下行消息向终端UE发送数据传输平均速率对比监测的配置信息和/或开关使能信息,其中,所述配置信息和/或开关使能信息用于所述UE对无线局域网WLAN接入点AP和源服务小区发生的数据传输速率的关系进行评估;所述RAN或者CN的源控制实体接收评估结果。
- 根据权利要求7所述的方法,其中,在所述RAN或者CN的源控制实体接收评估结果之后,还包括:所述RAN或者CN的源控制实体将所述评估结果发送给当前切换的目标控制实体或者移动管理实体MME。
- 一种评估结果获取方法,包括:目标控制实体或者移动管理实体MME接收终端UE对无线局域网WLAN接入点AP和源服务小区发生的数据传输速率的关系进行评估的评估结果;所述目标控制实体或者MME根据所述评估结果确定资源的预配置策略。
- 一种评估结果上报装置,位于终端UE中,包括:评估模块,设置为对无线局域网WLAN接入点AP和源服务小区发生的数据传输速率的关系进行评估;上报模块,设置为将评估结果进行上报。
- 一种评估结果获取装置,位于无线接入网RAN或者核心网CN的源控制实体中,包括:发送模块,设置为通过下行消息向终端UE发送数据传输平均速率对比监测的配置信息和/或开关使能信息,其中,所述配置信息和/或开关使能信息用于所述UE对无线局域网WLAN接入点AP和源服务小区发生的数据传输速率的关系进行评估;第一接收模块,设置为接收评估结果。
- 一种评估结果获取装置,位于目标控制实体或者移动管理实体MME中,包括:第二接收模块,设置为接收终端UE对无线局域网WLAN接入点AP和源服务小区发生的数据传输速率的关系进行评估的评估结果;确定模块,设置为根据所述评估结果确定资源的预配置策略。
- 一种评估结果获取***,包括如权利要求10所述的评估结果上报装置,还包括如权利要求11和12所述的评估结果获取装置。
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