WO2014176780A1 - Procédé de mesure, procédé et dispositif de commande de mesure - Google Patents

Procédé de mesure, procédé et dispositif de commande de mesure Download PDF

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Publication number
WO2014176780A1
WO2014176780A1 PCT/CN2013/075118 CN2013075118W WO2014176780A1 WO 2014176780 A1 WO2014176780 A1 WO 2014176780A1 CN 2013075118 W CN2013075118 W CN 2013075118W WO 2014176780 A1 WO2014176780 A1 WO 2014176780A1
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WO
WIPO (PCT)
Prior art keywords
signal
adjacent cell
measurement
report
user equipment
Prior art date
Application number
PCT/CN2013/075118
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English (en)
Chinese (zh)
Inventor
张宏平
曾清海
戴明增
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2013/075118 priority Critical patent/WO2014176780A1/fr
Priority to CN201380002162.2A priority patent/CN104272804B/zh
Publication of WO2014176780A1 publication Critical patent/WO2014176780A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/0085—Hand-off measurements
    • H04W36/0088—Scheduling hand-off measurements

Definitions

  • Embodiments of the present invention relate to wireless communication technologies, and in particular, to a measurement method, a measurement control method, and a device.
  • a base station In a Long Term Evolved (LTE) system, a base station generally performs mobility management according to a measurement report of a user equipment (User Equipment, UE for short), for example, performing cell handover, secondary cell addition and deletion, and the like.
  • the UE performs measurement and report triggering according to the measurement configuration information of the base station.
  • the base station controls the UE to switch to the neighboring cell according to the measurement report reported by the UE.
  • the UE is in medium-and high-speed mobile, if the UE is handed over to the neighboring cell, it will be cut out from the cell soon. This unnecessary handover will cause network resource consumption, and the service will be caused by the handover. Interrupted. Summary of the invention
  • the embodiment of the present invention provides a measurement method, a measurement control method, and a device, which are used to solve the problem that the base station in the prior art performs unnecessary handover on the mobility management of the UE according to the measurement report reported by the UE.
  • the first aspect provides a measurement method, including:
  • the user equipment receives the measurement configuration information sent by the base station, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength or wireless signal reception of the neighboring cell.
  • the variation range of the quality during the monitoring period is less than the variation threshold;
  • the user equipment measures the signal of the neighboring cell according to the measurement configuration information; when the measurement result determined by the user equipment is that the neighboring cell satisfies the signal change trigger condition, generating a measurement report and The base station reports the measurement report.
  • the change threshold is caused by signal attenuation of the neighboring cell and movement of the user equipment Speed is determined.
  • the neighboring cell includes: Fidelity WiFi access point, micro cell, small cell and/or macro cell.
  • the report triggering condition further includes a signal strength/quality triggering condition
  • the method further includes:
  • the user equipment determines that the neighboring cell satisfies the signal strength/quality trigger condition according to the radio signal reception strength or the radio signal reception quality of the neighboring cell.
  • the user equipment determines that the neighboring cell meets the signal change triggering condition, and includes:
  • the neighboring cell After determining that the neighboring cell satisfies the signal strength/quality triggering condition, determining, by the user equipment, whether a wireless signal receiving strength of the neighboring cell or a wireless signal receiving quality in the monitoring period is smaller than the change threshold If the determination result is yes, determining that the neighboring cell satisfies the signal change trigger condition;
  • the monitoring period is: a period of time from when the user equipment determines that the neighboring cell meets the signal strength/quality trigger condition; or
  • the monitoring period is a period of time when the user equipment determines that the neighboring cell satisfies the signal strength/quality triggering condition.
  • the monitoring period and/or the change in the signal change trigger condition corresponding to the cell of the different working frequency band The threshold is different.
  • the second aspect provides a measurement control method, including:
  • the base station sends measurement configuration information to the user equipment, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal receiving strength of the neighboring cell or a wireless signal receiving quality.
  • the range of variation during the monitoring period is less than the threshold of variation;
  • the base station receives the measurement report reported by the user equipment; the measurement report is that the user equipment measures the signal of the neighboring cell according to the measurement configuration information, and determines that the measurement result is the neighboring cell. Generated and transmitted after the signal change trigger condition is met.
  • the greater the coverage of the neighboring cell the longer the monitoring period.
  • the change threshold is caused by signal attenuation of the neighboring cell and movement of the user equipment Speed is determined.
  • the neighboring cell includes: Fidelity WiFi access point, micro cell, small cell and/or macro cell.
  • the fourth possibility in the second aspect In the implementation manner, the monitoring period and/or the change threshold in the signal change trigger condition corresponding to the cells in different working frequency bands are different.
  • the monitoring period and/or the change threshold in the signal change trigger condition corresponding to different cells in the same working frequency band are different.
  • the third aspect provides a measurement method, including:
  • the user equipment receives measurement configuration information sent by the base station, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the user equipment is in monitoring Monitoring the signal change of the neighboring cell and reporting the monitored signal change information; the user equipment measures the signal of the neighboring cell according to the measurement configuration information; the user equipment according to the signal And monitoring the indication information, during the monitoring period, monitoring a signal change of the neighboring cell, and after the monitoring period, generating a measurement report and carrying the monitored signal change information of the neighboring cell in the Sending to the base station in the measurement report;
  • the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the user equipment is in monitoring Monitoring the signal change of the neighboring cell and reporting the monitored signal change information;
  • the signal change information of the neighboring cell includes a wireless signal receiving strength of the neighboring cell or a variation range of a wireless signal receiving quality within the monitoring period.
  • the measurement configuration information further includes a report triggering condition
  • the monitoring period is: a period of time from when the user equipment determines that the neighboring cell satisfies the report triggering condition; or
  • the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the signal change information of the neighboring cell is specifically: the monitored neighboring cell The difference between the maximum value and the minimum value of the wireless signal reception strength or the wireless signal reception quality; or
  • the signal change information of the neighboring cell is specifically: the monitored wireless signal receiving strength of the neighboring cell or the maximum value of the wireless signal receiving quality and the minimum value of the signal.
  • the coverage of the neighboring cell The larger the monitoring period, the longer.
  • the neighboring cell includes: a wireless fidelity WiFi access point, a micro cell, a small cell, and/or a macro cell.
  • the fourth aspect provides a measurement control method, including:
  • the base station sends measurement configuration information to the user equipment, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the user equipment is in monitoring Monitoring the signal change of the neighboring cell and reporting the monitored signal change information; the base station receiving the measurement report sent by the user equipment, where the measurement report is the user equipment according to the measurement configuration information, The signal of the neighboring cell is measured and generated and sent after the monitoring period, where the measurement report carries the monitoring information indicated by the user equipment according to the signal change, and monitored in the monitoring period.
  • the signal change information of the neighboring cell where the signal change information of the neighboring cell includes a wireless signal receiving strength of the neighboring cell or a variation range of the wireless signal receiving quality in the monitoring period.
  • the measuring configuration information further includes a report triggering condition
  • the monitoring period is: a period of time from when the user equipment determines that the neighboring cell satisfies the report triggering condition; or
  • the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the signal change information of the neighboring cell is specifically: the monitored neighboring cell The difference between the maximum value and the minimum value of the wireless signal reception strength or the wireless signal reception quality; or
  • the signal change information of the neighboring cell is specifically: the monitored wireless signal receiving strength of the neighboring cell or the maximum value of the wireless signal receiving quality and the minimum value of the signal.
  • the coverage of the neighboring cell The larger the monitoring period, the longer.
  • the neighboring cell includes: a wireless fidelity WiFi access point, a micro cell, a small cell, and/or a macro cell.
  • a fifth aspect provides a user equipment, including:
  • a receiving module configured to receive measurement configuration information sent by the base station, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength of the neighboring cell or Wireless signal reception quality during the monitoring period
  • the range of variation is less than the threshold of change
  • a measuring module configured to measure, according to the measurement configuration information received by the receiving module, a signal of the neighboring cell
  • a determining module configured to determine whether the measurement result of the measurement module is that the neighboring cell meets the signal change trigger condition
  • the reporting module is configured to generate a measurement report and report the measurement report to the base station when the determining module determines that the measurement result of the measurement module is that the neighboring cell meets the signal change trigger condition.
  • the greater the coverage of the neighboring cell the longer the monitoring period is.
  • the change threshold is caused by signal attenuation of the neighboring cell and movement of the user equipment Speed is determined.
  • the neighboring cell includes: Fidelity WiFi access point, micro cell, small cell and/or macro cell.
  • the report triggering condition further includes a signal strength/quality triggering condition
  • the determining module is further configured to determine that the neighboring cell satisfies the signal strength/quality trigger condition according to a radio signal receiving strength or a radio signal receiving quality of the neighboring cell.
  • the determining module is specifically configured to: after determining that the neighboring cell meets the signal strength/quality trigger condition Determining whether the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality is less than the change threshold in the monitoring period, and if the determination result is yes, determining that the neighboring cell meets the signal change triggering condition ;
  • the monitoring period is: a period of time since the determining that the neighboring cell satisfies the signal strength/quality triggering condition; or
  • the monitoring period is: a period of time until the determining that the neighboring cell satisfies the signal strength/quality triggering condition.
  • the fifth possible implementation manner of the fifth aspect or the sixth possible implementation manner of the fifth aspect in a seventh possible implementation manner of the fifth aspect, is different.
  • a sixth aspect provides a base station, including:
  • a sending module configured to send measurement configuration information to the user equipment, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal receiving strength of the neighboring cell or The range of variation of the wireless signal reception quality during the monitoring period is less than the variation threshold;
  • a receiving module configured to receive a measurement report reported by the user equipment, where the measurement report is that the user equipment measures, according to the measurement configuration information, a signal of the neighboring cell, and determines that the measurement result is the The neighboring cell is generated and sent after satisfying the signal change trigger condition.
  • the greater the coverage of the neighboring cell the longer the monitoring period is.
  • the change threshold is caused by signal attenuation of the neighboring cell and movement of the user equipment Speed is determined.
  • the neighboring cell includes: Fidelity WiFi access point, micro cell, small cell and/or macro cell.
  • the cells in different working frequency bands correspond to the signal change triggering conditions
  • the monitoring period and/or the variation threshold are different.
  • the monitoring period and/or the change threshold in the signal change trigger condition corresponding to different cells in the same working frequency band are different.
  • a seventh aspect provides a user equipment, including:
  • a receiving module configured to receive measurement configuration information sent by the base station, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the user equipment sends a signal to the neighboring cell during the monitoring period.
  • the change monitors and reports the monitored signal change information
  • a measuring module configured to measure, according to the measurement configuration information received by the receiving module, a signal of the neighboring cell
  • a monitoring reporting module configured to monitor, according to the signal change monitoring indication information, monitor a signal change of the neighboring cell during the monitoring period, and generate a measurement report after the monitoring period and the monitored
  • the signal change information of the neighboring cell is carried in the measurement report and sent to the base station;
  • the signal change information of the neighboring cell includes a wireless signal receiving strength of the neighboring cell or a variation range of a wireless signal receiving quality within the monitoring period.
  • the measuring configuration information further includes a report triggering condition
  • the monitoring period is: a period of time from when the user equipment determines that the neighboring cell satisfies the report triggering condition; or
  • the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the signal change information of the neighboring cell is specifically: the monitored neighboring cell The difference between the maximum value and the minimum value of the wireless signal reception strength or the wireless signal reception quality; or
  • the signal change information of the neighboring cell is specifically: the monitored wireless signal receiving strength of the neighboring cell or the maximum value of the wireless signal receiving quality and the minimum value of the signal.
  • the first possible implementation manner of the seventh aspect, or the second possible implementation manner of the seventh aspect, in a third possible implementation manner of the seventh aspect the coverage of the neighboring cell The larger the monitoring period, the longer.
  • the neighboring cell includes: a wireless fidelity WiFi access point, a micro cell, a small cell, and/or a macro cell.
  • the eighth aspect provides a base station, including:
  • a sending module configured to send measurement configuration information to the user equipment, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the user equipment sends a signal to the neighboring cell during the monitoring period The change monitors and reports the monitored signal change information;
  • a receiving module configured to receive a measurement report sent by the user equipment, where the measurement report is that the user equipment measures, according to the measurement configuration information, a signal of the neighboring cell, and generates and generates after the monitoring period And transmitting, the measurement report carries the signal change information of the neighboring cell that is monitored by the user equipment according to the signal change monitoring indication information during the monitoring period;
  • the signal change information of the neighboring cell includes a wireless signal receiving strength of the neighboring cell or a variation range of a wireless signal receiving quality within the monitoring period.
  • the measurement configuration information further includes a report triggering condition
  • the monitoring period is: a period of time from when the user equipment determines that the neighboring cell satisfies the report triggering condition; or
  • the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the signal change information of the neighboring cell is specifically: the monitored neighboring cell The difference between the maximum value and the minimum value of the wireless signal reception strength or the wireless signal reception quality; or
  • the signal change information of the neighboring cell is specifically: the monitored wireless signal of the neighboring cell The maximum value of the received intensity or wireless signal reception quality and the minimum value of the signal.
  • the coverage of the neighboring cell The larger the monitoring period, the longer.
  • the neighboring cell includes: a wireless fidelity WiFi access point, a micro cell, a small cell, and/or a macro cell.
  • a ninth aspect provides a user equipment, including:
  • a receiver configured to receive measurement configuration information sent by the base station, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength of the neighboring cell or The range of variation of the wireless signal reception quality during the monitoring period is less than the variation threshold;
  • a processor configured to measure, according to the measurement configuration information received by the receiver, a signal of the neighboring cell, and generate a measurement when determining that the measurement result is that the neighboring cell satisfies the signal change trigger condition Report
  • a transmitter configured to report, to the base station, the measurement report generated by the processor.
  • a tenth aspect provides a base station, including:
  • a transmitter configured to send measurement configuration information to the user equipment, where the measurement configuration information carries a report trigger condition, the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength of the neighboring cell or The range of variation of the wireless signal reception quality during the monitoring period is less than the variation threshold;
  • a receiver configured to receive a measurement report reported by the user equipment; the measurement report is that the user equipment measures, according to the measurement configuration information, a signal of the neighboring cell, and determines that the measurement result is the The neighboring cell is generated and sent after satisfying the signal change trigger condition.
  • the eleventh aspect provides a user equipment, including:
  • a receiver configured to receive measurement configuration information sent by the base station, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the user equipment sends a signal to the neighboring cell during the monitoring period.
  • the change monitors and reports the monitored signal change information;
  • a processor configured to measure, according to the measurement configuration information received by the receiver, a signal of the neighboring cell, and monitor indication information according to the signal change, and monitor the neighboring cell in the monitoring period a signal change, and after the monitoring period, generating a measurement report and carrying the monitored signal change information of the neighboring cell in the measurement report;
  • a transmitter configured to send the measurement report generated by the processor to the base station, where the signal change information of the neighboring cell includes a radio signal receiving strength or a radio signal receiving quality of the neighboring cell in the The range of variation during the monitoring period.
  • a twelfth aspect provides a base station, including:
  • a transmitter configured to send measurement configuration information to the user equipment, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the user equipment sends a signal to the neighboring cell during the monitoring period.
  • the change monitors and reports the monitored signal change information
  • a receiver configured to receive a measurement report sent by the user equipment, where the measurement report is that the user equipment measures a signal of the neighboring cell according to the measurement configuration information, and generates and generates after the monitoring period And transmitting, the measurement report carries the signal change information of the neighboring cell that is monitored by the user equipment according to the signal change monitoring indication information during the monitoring period;
  • the signal change information of the neighboring cell includes a wireless signal receiving strength of the neighboring cell or a variation range of a wireless signal receiving quality within the monitoring period.
  • the base station adds a signal change trigger condition to the measurement configuration information sent to the user equipment, so that the user equipment only has the wireless signal receiving strength or the wireless signal receiving quality in the neighboring cell. After the signal change trigger condition is met, the measurement report is reported, and the base station performs mobility management on the user equipment after receiving the measurement report; or the base station adds signal change monitoring indication information to the measurement configuration information sent to the user equipment to indicate the user.
  • the device monitors the signal change of the neighboring cell and reports the monitored signal change information, and the base station performs mobility management on the user equipment according to the signal change information of the neighboring cell, and the mobility management of the base station can solve the problem that the UE existing in the prior art is in the middle.
  • the problem of frequent cell handover in a scenario such as high-speed mobile is beneficial to reduce unnecessary handover caused by the mobility management process of the UE according to the measurement report.
  • FIG. 1A is a schematic diagram of an application scenario based on the following embodiments of the present invention.
  • FIG. 1B is a flowchart of a measurement method according to an embodiment of the present invention.
  • 2A is a flowchart of another measurement method according to an embodiment of the present invention.
  • FIG. 3 is a flowchart of a measurement control method according to an embodiment of the present invention.
  • FIG. 5 is a flowchart of another measurement control method according to an embodiment of the present invention.
  • FIG. 6 is a schematic structural diagram of a UE according to an embodiment of the present disclosure.
  • FIG. 7 is a schematic structural diagram of another UE according to an embodiment of the present disclosure.
  • FIG. 8 is a schematic structural diagram of a base station according to an embodiment of the present disclosure.
  • FIG. 9 is a schematic structural diagram of another base station according to an embodiment of the present disclosure.
  • FIG. 10 is a schematic structural diagram of still another UE according to an embodiment of the present disclosure.
  • FIG. 11 is a schematic structural diagram of still another UE according to an embodiment of the present disclosure.
  • FIG. 12 is a schematic structural diagram of still another base station according to an embodiment of the present disclosure.
  • FIG. 13 is a schematic structural diagram of still another base station according to an embodiment of the present invention.
  • FIG. 1A is a schematic diagram of an application scenario of the following embodiments of the present invention.
  • the application scenario includes a macro base station and a low power node (Low Power Node, LPN for short).
  • LPN can be Wireless Fidelity (WiFi) Access Point (Access) Point, abbreviated as AP), a base station in a Pico cell or a base station in a small (Smal l) cell, etc.
  • these LPNs have a small coverage range, and the coverage radius is generally from several tens to several hundreds of meters.
  • the coverage of the macro base station is usually larger than the coverage of the LPN.
  • FIG. 1A is a flowchart of a measurement method according to an embodiment of the present invention. As shown in FIG. 1B, the method includes:
  • the UE receives the measurement configuration information sent by the base station, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength or a wireless signal of the neighboring cell.
  • the range of variation of the reception quality during the monitoring period is less than the variation threshold.
  • the measurement configuration information sent by the base station to the UE not only indicates that the UE performs measurement on the neighboring cell, but the measurement configuration information further carries a report trigger condition for instructing the UE to perform a measurement report when the report trigger condition is met.
  • the UE may control the UE to frequently perform cell handover, and the report triggering condition sent by the base station to the UE includes a signal change trigger condition.
  • the signal change triggering condition may be that the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality is less than a variation threshold in the monitoring period, that is, when the UE monitors the wireless signal receiving strength of a neighboring cell.
  • the reporting of the measurement report is triggered only when the wireless signal reception quality is less than the change threshold during the monitoring period.
  • the radio signal receiving strength of the neighboring cell may be Reference Signal Received Power (RSRP) or Received Channel Power Indicator (RCPI), but is not limited thereto.
  • the radio signal reception quality of the neighboring cell may be Reference Signal Receiving Quality (RSRQ) or Received Signal to Noise Indicator (RSNI), but is not limited thereto.
  • RCPI is mainly used to reflect the signal strength of the WiFi channel;
  • RSNI is mainly used to reflect the WiFi letter. The interference situation of the road.
  • the parameters such as the change threshold and the monitoring period in the signal change trigger condition may be flexibly configured by the base station according to the application scenario.
  • the base station may configure these parameters as cell-level parameters, that is, the monitoring period and/or the change threshold in the signal change triggering conditions corresponding to different cells of the same working frequency band may be different.
  • the base station may also configure these parameters as frequency band level parameters, that is, the monitoring time period and/or the change threshold in the signal change trigger condition corresponding to the cells in different working frequency bands may be different.
  • the working frequency band can be a carrier.
  • parameters such as a change threshold and a monitoring period in the signal change trigger condition may also be specified by a protocol.
  • the monitoring period in the signal change triggering condition may be determined by the coverage range of the neighboring cell. Generally, the larger the coverage of the neighboring cell, the longer the monitoring period.
  • the change threshold in the signal change trigger condition may be determined by signal attenuation of the neighboring cell and the moving speed of the UE, but is not limited thereto. For example, if the moving speed of the UE that wants to be restricted is 60 kilometers per hour, and the coverage radius of the neighboring cell is 200 meters, the distance that the UE moves 200 meters takes about 12 seconds, and the monitoring period should be less than 12 seconds; Set to 1 second, then 1 second moves 16.7 meters. If the signal attenuation of the neighboring cell is X in the range of 16.7 meters, the configured change threshold can be x.
  • the base station may send a Radio Resource Control (RRC) connection reconfiguration message to the UE, where the RRC connection reconfiguration message includes a measurement configuration (measConfig) cell, and the measConfig cell is used to configure the measurement.
  • RRC Radio Resource Control
  • the measConfig cell adds a new report trigger condition, that is, a signal change trigger condition, and the UE can trigger the measurement report only when the signal change trigger condition is satisfied.
  • the signal change trigger condition for example, may include a change threshold and/or a monitoring period.
  • the signal change trigger condition can be at the band level, that is, one band corresponds to one signal change trigger condition.
  • the signal change triggering condition may also be a more detailed cell level, that is, some cells in a frequency band may be configured with a signal change trigger condition, and some may not be configured. For a cell configured with a signal change trigger condition, different change thresholds may be configured. And monitoring time.
  • the UE performs, according to the measurement configuration information, a signal of the neighboring cell. After receiving the measurement configuration information sent by the base station, the UE measures the signal of the neighboring cell according to the indication of the measurement configuration information.
  • the neighboring cells may include, but are not limited to, a micro cell (Pico cel l ), a small cell (smal l cel l ), a WiFi access point, and a macro cell. 103. When the measurement result determined by the UE is that the neighboring cell meets the signal change trigger condition, generate a measurement report and report the measurement report to the base station.
  • the UE monitors the signal change of the neighboring cell in the monitoring period specified by the signal change triggering condition, and determines whether the neighboring cell satisfies the signal change triggering condition according to the measurement result of the neighboring cell, in the judgment result.
  • a measurement report is generated and reported to the base station.
  • the measurement report includes a cell (possibly one or more) that triggers the measurement report, and a radio signal reception strength or radio signal reception quality of the cell, for example, information such as RSRP or RSRQ.
  • the measurement report is used by the base station to determine whether to switch the UE to the neighboring cell.
  • the UE does not report the measurement report when the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality in the monitoring period is greater than or equal to the change threshold, that is, the UE is in the middle and high speed motion.
  • the measurement report is not reported in the state, and the measurement report is reported only when the wireless signal reception strength of the adjacent cell or the wireless signal reception quality changes within the monitoring period is smaller than the variation threshold, that is, the UE is only at low speed or stationary.
  • the measurement report is reported to the base station, and the base station performs mobility management on the UE after receiving the measurement report reported by the UE, for example, controlling the UE to perform cell handover, or adding a cell that triggers the measurement report as the secondary cell. (SCel l), etc.
  • the method provided in this embodiment solves the problem that the UE in the prior art frequently performs cell handover in a medium-and high-speed mobile scenario, and is beneficial to reducing the base station based on the measurement report.
  • the UE performs unnecessary switching caused by the mobility management process, which is advantageous. Save network resources, reduce business interruption, thereby improving the user experience.
  • the report triggering condition carried by the measurement configuration information further includes a signal strength/quality trigger condition.
  • the method further includes: determining, by the UE, that the neighboring cell satisfies the signal strength/quality trigger condition according to the radio signal receiving strength or the radio signal receiving quality of the neighboring cell.
  • the UE determines, according to the radio signal receiving strength or the radio signal receiving quality of the neighboring cell, that the neighboring cell meets the signal strength/quality triggering condition, and determines that the neighboring cell is satisfied by the UE.
  • the sequence between the steps of the signal change trigger condition is not limited.
  • the process of determining, by the UE, whether the neighboring cell meets the signal strength/quality triggering condition according to the radio signal receiving strength or the radio signal receiving quality of the neighboring cell includes: According to the signal strength/quality triggering condition sent by the base station, the signal of the neighboring cell is measured to obtain the wireless signal receiving strength or the wireless signal receiving quality of the neighboring cell, based on the measured wireless signal receiving strength or wireless signal receiving quality of the neighboring cell. Determining whether the neighboring cell satisfies the signal strength/quality trigger condition. For example, for the A3 measurement event, the UE measures the signal of the neighboring cell according to the signal strength/quality triggering condition sent by the base station to obtain the RSRP of the neighboring cell.
  • the UE When determining whether to trigger the measurement report, the UE first determines the measured neighboring cell. If the RSRP is higher than the specified threshold of the serving cell, if the judgment result is yes, and the base station is also configured with the Time To Trigger mechanism, the UE further determines whether the configured trigger time has been met. The RSRP of the neighboring cell is higher than the specified threshold by the RSRP of the serving cell, and if yes, it is determined that the neighboring cell satisfies the signal strength/quality trigger condition.
  • the method includes:
  • the UE receives the measurement configuration information sent by the base station, where the measurement configuration information carries a report trigger condition, the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength or a wireless signal of the neighboring cell.
  • the range of variation of the reception quality during the monitoring period is less than the variation threshold.
  • the UE performs, according to the measurement configuration information, a signal of the neighboring cell.
  • the UE determines, according to the measured wireless signal receiving strength or wireless signal receiving quality of the neighboring cell, that the neighboring cell meets the signal strength/quality triggering condition.
  • step 204 is performed. When the determination is not met, the operation ends.
  • the start timing for the UE to monitor the signal change of the neighboring cell can be divided into two types, which will be separately described below.
  • determining, by step 103 or step 203, whether the measurement result is that the neighboring cell meets the signal change triggering condition includes: determining, by the UE, that the neighboring cell meets the signal strength/quality trigger condition Thereafter, wireless signal reception strength or wireless signal reception to the neighboring cell The quality is monitored, and it is determined whether the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality is smaller than the change threshold in the monitoring period, and if the determination result is yes, determining that the neighboring cell satisfies the signal The change trigger condition, if the judgment result is no, it is determined that the neighboring cell does not satisfy the signal change trigger condition.
  • the monitoring period is: a period of time since the UE determines that the neighboring cell meets the signal strength/quality trigger condition.
  • the specific process of the foregoing implementation manner may be: when determining that the neighboring cell meets the signal strength/quality trigger condition, the UE starts signal change monitoring, and starts a signal change monitoring timer, where the timing duration is monitoring in a signal change trigger condition. The length of the time period, after the timer expires, if the monitored neighboring cell's wireless signal reception strength or wireless signal reception quality varies
  • the variation range here may be the difference between the monitored wireless signal reception intensity or the minimum value and the maximum value of the wireless signal reception quality during the timer, or the maximum value of the wireless signal reception intensity or the wireless signal reception quality.
  • the difference between the minimum values is less than the change threshold, triggering the generation and reporting of the measurement report.
  • determining, by step 103 or step 203, whether the measurement result is that the neighboring cell meets the signal change trigger condition includes: determining, by the UE, that the neighboring cell meets the signal strength/quality trigger condition After determining whether the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality is less than the change threshold in the monitoring period, if the determination result is yes, determining that the neighboring cell satisfies the signal change The trigger condition, if the determination result is no, determines that the neighboring cell does not satisfy the signal change trigger condition.
  • the monitoring period is: a period of time when the UE determines that the neighboring cell meets the signal strength/quality trigger condition, that is, saves the wireless signal receiving strength or wireless signal reception monitored to the neighboring cell. Quality for a while.
  • the specific process of the foregoing implementation manner may be: the UE starts monitoring the wireless signal receiving strength or the wireless signal receiving quality of the neighboring cell during the measurement of the neighboring cell, and saves the time period.
  • the range of variation of the wireless signal reception quality, the change range is compared with the change threshold, and if it is less than the change threshold, the generation and reporting of the measurement report is triggered.
  • the advantage of this implementation is that the wireless signal receiving strength or the wireless signal receiving quality of the neighboring cell is monitored before determining that the neighboring cell satisfies the signal strength/quality triggering condition, and once the neighboring cell is determined to satisfy the signal strength/quality triggering condition, Comparing the previously received wireless signal reception strength or the variation range of the wireless signal reception quality with the change threshold, and reporting the measurement report according to the comparison result in time, since it is not necessary to wait after determining that the adjacent cell satisfies the signal strength/quality trigger condition
  • the monitoring of the radio signal reception strength or the reception quality of the radio signal of the neighboring cell is small, and the reporting delay of the measurement report is small.
  • the signal strength/quality trigger condition is that the radio signal reception strength of the neighboring cell or the radio signal reception quality always meets the specified threshold within the time to Trigger.
  • the second monitoring period can be less than or equal to the duration of the triggering time.
  • the second monitoring period may be equal to the duration of the triggering time, that is, when the timer corresponding to the triggering time is started, the signal change monitoring is started. This method can simplify the implementation of the UE and has less impact on the standard.
  • FIG. 2B it is a comparison result between the embodiment of the present invention and the prior art solution. It can be seen from FIG. 2B that the trigger point reported by the measurement report in the embodiment of the present invention is lagging behind the trigger point reported by the measurement report in the prior art, thereby reducing unnecessary necessity for the base station to perform mobility management on the UE based on the report of the measurement report. Manage operations.
  • the UE may check whether the wireless signal receiving strength or the wireless signal receiving quality of the current neighboring cell is higher than a threshold before determining to report the measurement report. If the threshold is not higher than the threshold, Report the measurement report.
  • the triggering measurement report needs to meet the signal strength/signal quality triggering condition as required by the current protocol, and needs to meet the signal change triggering condition to trigger the measurement report, that is, only the UE is considered to be moving at a low speed or
  • the measurement report is reported in the quiescent state, it is beneficial to reduce the unnecessary handover of the base station to the UE in the mobility management process based on the reporting of the measurement report, which is beneficial to saving network resources and reducing service interruption, thereby improving the user experience.
  • FIG. 3 is a flowchart of a measurement control method according to an embodiment of the present invention. As shown in Figure 3, The method includes:
  • the base station sends measurement configuration information to the UE, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength or wireless signal reception of the neighboring cell.
  • the range of variation of quality during the monitoring period is less than the threshold of variation.
  • the base station receives the measurement report reported by the UE, where the measurement report is that the UE measures the signal of the neighboring cell according to the measurement configuration information, and determines that the measurement result is that the neighboring cell meets the signal change trigger. Generated and sent after the condition.
  • the measurement configuration information sent by the base station to the UE not only indicates that the UE performs measurement on the neighboring cell, but the measurement configuration information further carries a report trigger condition for instructing the UE to perform a measurement report when the report trigger condition is met. Reported. Further, in this embodiment, in order to solve the problem that the UE performs mobility handover according to the measurement report reported by the UE, it may control the UE to frequently perform cell handover and the like, and the report trigger condition sent by the base station to the UE includes a signal change trigger condition.
  • the signal change triggering condition may be that the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality is less than a variation threshold in the monitoring period, that is, when the UE monitors the wireless signal receiving strength of a neighboring cell.
  • the reporting of the measurement report is triggered only when the wireless signal reception quality is less than the change threshold within the monitoring period.
  • the radio signal receiving strength of the neighboring cell may be RSRP or RCPI, but is not limited thereto.
  • the radio signal reception quality of the neighboring cell may be RSRQ or RSNI, but is not limited thereto.
  • RCPI is mainly used to reflect the signal strength of the WiFi channel
  • RSNI is mainly used to reflect the interference of the WiFi channel.
  • the neighboring cells may include, but are not limited to, a micro cell (Pico cel l ), a small cell (small cel l ), a WiFi access point, and a macro cell.
  • the parameters such as the change threshold and the monitoring period in the signal change trigger condition may be flexibly configured by the base station according to the application scenario.
  • the base station may configure the parameters as cell level parameters, that is, the monitoring period and/or the change threshold in the signal change trigger condition corresponding to different cells of the same working frequency band may be different.
  • the base station may also configure the parameters as the band level parameters, that is, the monitoring period and/or the change threshold in the signal change trigger condition corresponding to the cells in different working bands may be different.
  • the working frequency band can be a carrier.
  • parameters such as a change threshold and a monitoring period in the signal change trigger condition may also be specified by a protocol.
  • the monitoring period in the signal change triggering condition may be determined by the coverage of the neighboring cell. Generally, the coverage of the neighboring cell is larger, and the monitoring period is longer.
  • the change threshold in the signal change trigger condition may be determined by signal attenuation of the neighboring cell and the moving speed of the UE, but is not limited thereto. For example, if the moving speed of the UE that wants to be restricted is 60 kilometers per hour, and the coverage radius of the neighboring cell is 200 meters, the distance that the UE moves 200 meters takes about 12 seconds, and the monitoring period should be less than 12 seconds; Set to 1 second, then 1 second moves 16.7 meters. If the signal attenuation of the neighboring cell is X in the range of 16.7 meters, the configured change threshold can be x.
  • the base station may send an RRC connection reconfiguration message to the UE, where the RRC connection reconfiguration message includes a measConfig cell, and the measConfig cell is used to configure measurement configuration information.
  • the measConfig cell adds a new report trigger condition, that is, a signal change trigger condition, and the UE can trigger the measurement report only when the signal change trigger condition is satisfied.
  • the signal change trigger condition for example, may include a change threshold and/or a monitoring period.
  • the signal change trigger condition can be at the band level, that is, one frequency band corresponds to one signal change trigger condition.
  • the signal change triggering condition may also be a more detailed cell level, that is, some cells in a frequency band may be configured with a signal change trigger condition, and some may not be configured. For a cell configured with a signal change trigger condition, different change thresholds may be configured. And monitoring time.
  • the base station After transmitting the measurement configuration information to the UE, the base station receives the measurement report reported by the UE.
  • the measurement report received by the base station is generated and sent by the UE after determining that the neighboring cell satisfies the signal change trigger condition according to the measurement result of the neighboring cell.
  • the UE may perform mobility management on the UE, for example, control the UE to perform cell handover, or configure the cell that triggers the measurement report to be Scel. That is, in this embodiment, the base station determines, according to the measurement report reported by the UE, whether the UE performs handover to the neighboring cell.
  • the UE reports the measurement report only when the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality in the monitoring period is less than the change threshold, that is, only when the UE is considered to be in a low-speed motion state or a stationary state.
  • the measurement report is reported, and the base station only receives the measurement report sent by the UE in the low-speed motion state or the stationary state, and then reports the measurement report.
  • the UE solves the problem that the UE in the prior art frequently performs cell handover in the medium and high-speed mobile scenarios, and is beneficial to reducing the mobility management of the UE by the base station based on the measurement report. Unnecessary switching caused by the process is conducive to saving network resources and reducing business interruptions, thereby improving the user experience.
  • FIG. 4 is a flowchart of still another measurement method according to an embodiment of the present invention. As shown in Figure 4, the method includes:
  • the UE receives the measurement configuration information sent by the base station, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the UE monitors and reports the signal change of the neighboring cell in the monitoring period. Monitored signal change information.
  • the measurement configuration information sent by the base station to the UE not only indicates that the UE performs measurement on the neighboring cell, but also needs to control the UE to frequently perform cell handover when the base station performs mobility management on the UE according to the report of the measurement report.
  • the measurement configuration information sent by the base station to the UE further includes signal change monitoring indication information, which is used to indicate that the UE monitors the signal change of the neighboring cell and reports the monitored signal change information during the monitoring period, so that the base station can learn the neighboring cell.
  • the signal changes in order to facilitate the mobility management of the UE based on the signal changes of the neighboring cells.
  • the monitoring period and the signal change information in the signal change monitoring indication information may be flexibly configured by the base station according to the application scenario.
  • the base station can be configured with the monitoring period as the cell level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to different cells of the same working frequency band can be different.
  • the base station may configure the monitoring period as the frequency band level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to the cell in the different working frequency band may be different.
  • the working frequency band can be a carrier.
  • parameters such as a monitoring period and signal change information in the signal change monitoring indication information may also be specified by an agreement.
  • the radio signal receiving strength of the neighboring cell may be RSRP or RCPI, but is not limited thereto.
  • the radio signal reception quality of the neighboring cell may be RSRQ or RSNI, but is not limited thereto.
  • RCPI is mainly used to reflect the signal strength of the WiFi channel
  • RSNI is mainly used to reflect the interference of the WiFi channel.
  • the monitoring period in the signal change monitoring indication information may be determined by the coverage range of the neighboring cell. Generally, the coverage of the neighboring cell is larger, and the monitoring period is longer.
  • the base The station may send an RRC Connection Reconfiguration message to the UE, the RRC Connection Reconfiguration message including a measConf ig cell, which is used to configure measurement configuration information.
  • the measConf ig cell adds a signal change monitoring indication information, and the UE needs to monitor the signal change of the neighboring cell according to the signal change monitoring indication information and report the monitored signal.
  • Change information may include, for example, a monitoring period.
  • the signal change monitoring indication information may be at the frequency band level, that is, one frequency band corresponds to one signal change monitoring indication information.
  • the signal change monitoring indication information may also be a more detailed cell level, that is, some cells in a frequency band may be configured with signal change monitoring indication information, and some may not be configured. For a cell configured with signal change monitoring indication information, different configurations may be configured. Monitoring period.
  • the UE performs, according to the measurement configuration information, a signal of the neighboring cell.
  • the UE After receiving the measurement configuration information sent by the base station, the UE measures the signal of the neighboring cell according to the indication of the measurement configuration information.
  • the neighboring cells may include, but are not limited to, a micro cell (Pico cel l ), a small cell (smal l cel l ), a WiFi AP, and a macro cell.
  • the UE monitors the indication information according to the signal, monitors, in the monitoring period, a signal change of the neighboring cell, and after the monitoring period, generates a measurement report and monitors the neighboring cell that is monitored.
  • Signal change information is carried in the measurement report and sent to the base station.
  • the UE monitors a signal change of the neighboring cell in a monitoring period specified by the signal change monitoring indication information, and specifically monitors a signal change of the neighboring cell according to the measurement result of the neighboring cell in the monitoring period, and ends at the monitoring period. Then, the measurement report is generated and the signal change information monitored during the monitoring period is carried in the measurement report and reported to the base station.
  • the measurement report includes a cell (possibly one or more) that triggers the measurement report, and information such as a radio signal reception strength or a radio signal reception quality of the cell.
  • the measurement report of this embodiment further includes signal change information of the neighboring cell of the monitored trigger measurement report, where the signal change information includes a wireless signal reception strength of the neighboring cell or a change of the wireless signal reception quality in the monitoring period. range.
  • the signal change information of the neighboring cell may be, for example, a difference between a maximum value and a minimum value of a wireless signal receiving strength or a wireless signal receiving quality of the neighboring cell monitored during the monitoring period, that is, a wireless signal receiving strength.
  • the difference between the maximum value and the minimum value or may be the difference between the maximum value and the minimum value of the wireless signal reception quality.
  • the signal change information of the neighboring cell may be, for example, a maximum value and a minimum value of the wireless signal receiving strength or the wireless signal receiving quality of the neighboring cell monitored during the monitoring period, that is, the wireless signal receiving strength of the neighboring cell may be the maximum. Value and minimum, or The maximum and minimum values of the wireless signal reception quality of the neighboring cells.
  • the measurement configuration information further includes a report triggering condition, configured to indicate that the UE performs the reporting of the measurement report when the report triggering condition is met.
  • the method further includes: determining, by the UE, that the neighboring cell meets the report triggering condition.
  • the report trigger condition includes a signal strength/quality trigger condition.
  • the signal strength/quality trigger condition is that the radio signal reception strength of the neighboring cell or the radio signal reception quality always meets the specified threshold within the time to Trigger.
  • the process of determining, by the UE, that the neighboring cell meets the report triggering condition includes: determining, by the UE, whether the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality meets the specified threshold in the triggering time, if the determination result is If yes, it is determined that the neighboring cell satisfies the report triggering condition; if the determining result is no, it is determined that the neighboring cell does not satisfy the report triggering condition.
  • the monitoring period is: a period of time from when the user equipment determines that the neighboring cell satisfies the report triggering condition. Or the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the start timing of monitoring the signal change of the neighboring cell by the UE may be divided into two types, which are separately described below.
  • an implementation manner of step 403 includes: determining, by the UE, whether the neighboring cell meets the report triggering condition, and after determining that the neighboring cell meets the report triggering condition, generating the measurement report, and according to the Signal change monitoring indication information, monitoring a signal change of the neighboring cell during the monitoring period, and carrying signal change information of the neighboring cell monitored in the monitoring period in the measurement report and sending the signal to the base station .
  • the monitoring period is: a period of time since the UE determines that the neighboring cell meets the report triggering condition.
  • the specific process of the foregoing implementation manner may be: the UE determines whether the neighboring cell meets the report triggering condition, and when determining that the neighboring cell satisfies the report triggering condition, the signal change monitoring is started, and the signal change monitoring timer is started, and the timing duration is The monitoring period in the signal change monitoring indication information, after the timer expires, triggering generation and reporting of the measurement report, where the measurement report carries signal change information of the neighboring cell monitored by the timer device.
  • the signal reported here is changed
  • the information may be the difference between the wireless signal receiving strength of the neighboring cell or the maximum value of the wireless signal receiving quality and the minimum value of the signal, or may be the wireless signal receiving strength of the neighboring cell or the maximum and minimum values of the wireless signal receiving quality.
  • the advantage of this implementation is that the UE only needs to perform simple function expansion on the basis of implementing the existing report trigger condition, because it is a function of expanding the indication for the signal change monitoring indication information after implementing the existing report trigger condition function. Therefore, there is no need to modify the functions that implement the existing report trigger conditions, and the implementation is simple.
  • an implementation manner of step 403 includes: monitoring, by the UE, monitoring indication information according to the signal, monitoring a signal change of the neighboring cell in the monitoring period, and determining whether the neighboring cell meets the report triggering condition And determining, when the neighboring cell meets the report triggering condition, the measurement report, and carrying the signal change information of the neighboring cell monitored in the monitoring period in the measurement report, and sending the signal to the base station .
  • the monitoring period is: a period of time until the UE determines that the neighboring cell meets the report triggering condition, that is, a period of time for storing signal change information monitored to the neighboring cell.
  • the specific process of the foregoing implementation manner may be: the UE starts monitoring the signal change of the neighboring cell during the measurement of the neighboring cell, and saves the signal change information of the neighboring cell monitored within a period of time, when the neighboring cell satisfies the report. After the trigger condition is met, the measurement report is generated and reported immediately, and the signal change information of the previously saved neighboring cell is carried in the measurement report.
  • the advantage of this implementation is that the radio signal reception strength or the radio signal reception quality of the neighboring cell is monitored before determining that the neighboring cell satisfies the report trigger condition, and once the neighboring cell is determined to meet the report trigger condition, the previously monitored radio can be directly used.
  • the range of change of the signal receiving strength or the receiving quality of the wireless signal is compared with the change threshold, and the measurement report is reported according to the comparison result in time, since it is not necessary to wait for the wireless signal receiving strength or wireless to the neighboring cell after determining that the neighboring cell satisfies the reporting trigger condition Monitoring of signal reception quality, reporting report reporting delay is small.
  • the monitoring period can be less than or equal to the duration of the triggering time.
  • the length of the monitoring period may be equal to the duration of the triggering time, that is, when the timer corresponding to the triggering time is started, the signal change monitoring is started. This method can simplify the implementation of the UE and has less impact on the standard.
  • the signal change information carried in the measurement report reported by the UE may be that the wireless signal received by the neighboring cell monitored during the monitoring period is strong.
  • the maximum value and the minimum value of the degree, or the maximum and minimum values of the wireless signal receiving quality may also be the difference between the maximum value and the minimum value of the wireless signal receiving quality, or the maximum and minimum values of the wireless signal receiving intensity.
  • the difference can also be the rate of change of the signal, that is, the value of the signal change per unit time.
  • the UE may check whether the wireless signal receiving strength or the wireless signal receiving quality of the current neighboring cell is higher than a threshold before determining to report the measurement report. If the threshold is not higher than the threshold, Report the measurement report.
  • the signal change information carried by the measurement report is mainly used by the base station to determine whether to switch the UE to the neighboring cell.
  • the UE performs measurement on the neighboring cell according to the measurement configuration information sent by the base station, and monitors the indication information according to the signal change carried in the measurement configuration information, and changes the signal of the adjacent cell in the specified monitoring period.
  • the monitoring is performed, and when the neighboring cell satisfies the report triggering condition in the measurement configuration information, the monitored signal change information is carried in the measurement report and reported to the base station, so that the base station can perform mobility on the UE according to the signal change information carried in the measurement report.
  • the signal change information carried in the measurement report indicates that the signal change of the neighboring cell that triggers the measurement report is less than a certain value
  • the UE moves at a slower speed or does not move then perform cell handover or increase the cell that triggers the measurement report.
  • the SCel l or the like the cell handover is not performed or the SCel l is added.
  • Unnecessary switching during management Help conserve network resources, reduce business interruption, thereby improving the user experience.
  • FIG. 5 is a flowchart of another measurement control method according to an embodiment of the present invention. As shown in FIG. 5, the method includes:
  • the base station sends measurement configuration information to the UE, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the UE monitors and reports the signal change of the neighboring cell in the monitoring period. Signal change information to.
  • the base station receives the measurement report sent by the UE, where the measurement report is that the UE measures, according to the measurement configuration information, a signal of the neighboring cell, and generates and sends the signal after the monitoring period, where the measurement report carries the UE.
  • the signal change information of the neighboring cell monitored in the monitoring period according to the signal change monitoring indication information; wherein the signal change information of the neighboring cell includes a wireless signal receiving strength or a wireless signal of the neighboring cell The range of variation of the reception quality during the monitoring period.
  • the measurement configuration information sent by the base station to the UE not only indicates that the UE performs measurement on the neighboring cell, but also needs to control the UE to frequently perform cell handover when the base station performs mobility management on the UE according to the report of the measurement report.
  • the measurement configuration information sent by the base station to the UE further includes signal change monitoring indication information, which is used to indicate that the UE monitors the signal change of the neighboring cell and reports the monitored signal change information during the monitoring period, so that the base station can learn the neighboring cell.
  • the signal changes in order to facilitate the mobility management of the UE based on the signal changes of the neighboring cells.
  • the monitoring period and the signal change information in the signal change monitoring indication information may be flexibly configured by the base station according to the application scenario.
  • the base station can be configured with the monitoring period as the cell level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to different cells of the same working frequency band can be different.
  • the base station may configure the monitoring period as the frequency band level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to the cell in the different working frequency band may be different.
  • the working frequency band can be a carrier.
  • parameters such as a monitoring period and signal change information in the signal change monitoring indication information may also be specified by an agreement.
  • the radio signal receiving strength of the neighboring cell may be RSRP or RCPI, but is not limited thereto.
  • the radio signal reception quality of the neighboring cell may be RSRQ or RSNI, but is not limited thereto.
  • RCPI is mainly used to reflect the signal strength of the WiFi channel
  • RSNI is mainly used to reflect the interference of the WiFi channel.
  • the monitoring period in the signal change monitoring indication information may be determined by the coverage range of the neighboring cell. Generally, the coverage of the neighboring cell is larger, and the monitoring period is longer.
  • the base station may send an RRC connection reconfiguration message to the UE, where the RRC connection reconfiguration message includes a measConf ig cell, and the measConfig cell is used to configure measurement configuration information.
  • the measConf ig cell adds a signal change monitoring indication information, and the UE needs to monitor the signal change of the neighboring cell according to the signal change monitoring indication information and report the monitored signal. Change information.
  • the signal change monitoring indication information may include, for example, a monitoring period.
  • the signal change monitoring indication information may be at the frequency band level, that is, one frequency band corresponds to one signal change monitoring indication information.
  • the signal change monitoring indication information may also be a more detailed cell level, that is, some cells in a frequency band may be configured with signal change monitoring indication information, and some may not be configured. For a cell configured with signal change monitoring indication information, different configurations may be configured.
  • the measurement configuration information further carries a report triggering condition, which is used to indicate that the UE reports the measurement report when the report trigger condition is met. Based on the report triggering condition, the monitoring period is: a period of time from when the user equipment determines that the neighboring cell satisfies the report triggering condition. Or the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the base station After transmitting the measurement configuration information to the UE, the base station receives the measurement report reported by the UE.
  • the measurement report received by the base station carries signal change information of the neighboring cell monitored by the UE during the monitoring period, where the signal change information includes the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality in the monitoring.
  • the signal change information of the neighboring cell may be, for example, a difference between a maximum value and a minimum value of a wireless signal receiving strength or a wireless signal receiving quality of the neighboring cell monitored during the monitoring period, that is, a wireless signal receiving strength.
  • the difference between the maximum value and the minimum value or may be the difference between the maximum value and the minimum value of the wireless signal reception quality.
  • the signal change information of the neighboring cell may be, for example, a maximum value and a minimum value of the wireless signal receiving strength or the wireless signal receiving quality of the neighboring cell monitored during the monitoring period, that is, the wireless signal receiving strength of the neighboring cell may be the maximum.
  • the base station may further perform mobility management on the UE according to the signal change information of the neighboring cell in the measurement report. For example, if the signal change information carried in the measurement report indicates that the signal change of the neighboring cell that triggers the measurement report is less than a certain value, the UE is considered to be slow or not moving, and then the base station controls the UE to perform cell handover or increase triggering the measurement report.
  • the cell is used as SCel l or the like, otherwise the base station does not control the UE to perform cell handover or increase SCel l. That is, in this embodiment, the base station determines, according to the signal change information carried in the measurement report, whether the UE performs handover to the neighboring cell.
  • the base station adds the signal change monitoring indication information to the measurement configuration information sent to the UE, and instructs the UE to monitor the signal change of the neighboring cell within the specified monitoring period, and satisfies the measurement in the adjacent cell.
  • the report triggering condition in the configuration information is carried, the monitored signal change information is carried in the measurement report for reporting, and the base station performs mobility management on the UE according to the signal change information carried in the measurement report, which can solve the problem that the UE existing in the prior art is in the middle.
  • High speed shift The problem of frequent cell handover in a scenario is beneficial to reduce the unnecessary handover caused by the base station to perform mobility management on the UE based on the measurement report, which is conducive to saving network resources and reducing service interruption, thereby improving user experience.
  • FIG. 6 is a schematic structural diagram of a UE according to an embodiment of the present invention. As shown in FIG. 6, the UE includes: a receiving module 61, a measuring module 62, a determining module 63, and a reporting module 64.
  • the receiving module 61 is configured to receive measurement configuration information sent by the base station, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength of the neighboring cell. Or the wireless signal reception quality varies within the monitoring period by less than the variation threshold.
  • the wireless signal receiving strength of the neighboring cell may be RSRP or RCPI, but is not limited thereto.
  • the radio signal reception quality of the neighboring cell may be RSRQ or RSNI, but is not limited thereto.
  • RCPI is mainly used to reflect the signal strength of the WiFi channel
  • RSNI is mainly used to reflect the interference of the WiFi channel.
  • the measurement module 62 is connected to the receiving module 61, and is configured to measure the signal of the neighboring cell according to the measurement configuration information received by the receiving module 61.
  • the measurement result of the measurement module 62 for the adjacent cell includes, but is not limited to, the wireless signal reception strength or the wireless signal reception quality of the neighboring cell.
  • the determining module 63 is connected to the measuring module 62, and is configured to determine whether the measurement result of the measuring module 62 satisfies the signal change triggering condition for the neighboring cell. Specifically, the determining module 63 determines, according to the measurement result of the neighboring cell by the measurement module 62, whether the neighboring cell satisfies the signal change trigger condition.
  • the reporting module 64 is connected to the determining module 63, and configured to generate a measurement report and report the measurement to the base station when the determining module 63 determines that the measurement result of the measurement module 62 is that the neighboring cell satisfies the signal change triggering condition. report.
  • the neighboring cell may include: a WiFi access point, a micro cell, a small cell, and/or a macro cell, but is not limited thereto.
  • the signal change trigger condition further includes a signal strength/quality trigger condition.
  • the determining module 63 is further configured to determine that the neighboring cell satisfies the signal strength/quality trigger condition according to a radio signal reception strength or a radio signal reception quality of the neighboring cell.
  • the determining module 63 is specifically configured to determine, after determining that the neighboring cell meets the signal strength/quality trigger condition, determine a wireless signal receiving strength or a wireless signal connection of the neighboring cell. Whether the range of change of the received quality in the monitoring period is less than the change threshold, and if the result of the determination is yes, determining that the neighboring cell satisfies the signal change trigger condition.
  • the monitoring period is: a period of time since the determining that the neighboring cell satisfies the signal strength/quality triggering condition. Alternatively, the monitoring period is: a period of time until the determining that the neighboring cell satisfies the signal strength/quality triggering condition.
  • the parameters such as the change threshold and the monitoring period in the signal change trigger condition may be flexibly configured by the base station according to the application scenario.
  • the base station may configure these parameters as cell-level parameters, that is, the monitoring period and/or the change threshold in the signal change triggering conditions corresponding to different cells of the same working frequency band may be different.
  • the base station may also configure these parameters as frequency band level parameters, that is, the monitoring time period and/or the change threshold in the signal change trigger condition corresponding to the cells in different working frequency bands may be different.
  • the working frequency band can be a carrier.
  • parameters such as a change threshold and a monitoring period in the signal change trigger condition may also be specified by a protocol.
  • the monitoring period in the signal change triggering condition may be determined by the coverage range of the neighboring cell. Generally, the larger the coverage of the neighboring cell, the longer the monitoring period.
  • the change threshold in the signal change trigger condition may be determined by signal attenuation of the neighboring cell and the moving speed of the UE, but is not limited thereto.
  • the measurement report is used by the base station to determine whether to switch the UE to the neighboring cell.
  • the function modules of the UE provided in this embodiment can be used to perform the process of the method embodiment shown in FIG. 1B and FIG. 2A.
  • the specific working principle is not described here. For details, refer to the description of the method embodiment.
  • the triggering measurement report needs to meet the signal strength/signal quality triggering condition as required by the current protocol, and needs to meet the signal change triggering condition to trigger the measurement report, that is, only when the UE is considered to be moving at a low speed or at a standstill state Reporting the measurement report is beneficial to reduce the unnecessary handover caused by the base station based on the measurement report to the UE in the mobility management process, which is conducive to saving network resources and reducing service interruption, thereby improving the user experience.
  • FIG. 7 is a schematic structural diagram of another UE according to an embodiment of the present invention. As shown in FIG. 7, the UE includes: a receiver 71, a processor 72, and a transmitter 73.
  • the receiver 71 is configured to receive measurement configuration information sent by the base station, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength of the neighboring cell. Or wireless signal reception quality during the monitoring period
  • the range of variation is less than the threshold of variation.
  • the processor 72 is configured to measure, according to the measurement configuration information received by the receiver 71, the signal of the neighboring cell, and generate, when determining whether the measurement result is that the neighboring cell meets the signal change trigger condition measurement report.
  • the processor 72 is specifically configured to determine, according to the measurement result of the neighboring cell, whether the neighboring cell meets the signal change triggering condition, and the measurement result of the neighboring cell by the processor 72 includes but is not limited to: wireless of the neighboring cell Signal reception strength or wireless signal reception quality.
  • the wireless signal receiving strength of the neighboring cell may be RSRP or RCPI, but is not limited thereto.
  • the radio signal reception quality of the neighboring cell may be RSRQ or RSNI, but is not limited thereto.
  • RCPI is mainly used to reflect the signal strength of the WiFi channel
  • RSNI is mainly used to reflect the interference of the WiFi channel.
  • the neighboring cell may include: a WiFi access point, a micro cell, a small cell, and/or a macro cell, but is not limited thereto.
  • the processor 72 may be a central processing unit (CPU), or an Application Specific Integrated Circuit (ASIC), or one or more configured to implement the embodiments of the present invention. integrated circuit.
  • the transmitter 73 is configured to report the measurement report generated by the processor 72 to the base station.
  • the signal change trigger condition further includes a signal strength/quality trigger condition.
  • the processor 72 is further configured to determine that the neighboring cell satisfies the signal strength/quality trigger condition according to a radio signal reception strength or a radio signal reception quality of the neighboring cell.
  • the determining, by the processor 72, whether the neighboring cell meets the signal change triggering condition includes:
  • the processor 72 is specifically configured to determine, after determining that the neighboring cell meets the signal strength/quality trigger condition, whether the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality is smaller than the range of the monitoring period
  • the threshold of change if the result of the determination is yes, it is determined that the neighboring cell satisfies the signal change trigger condition.
  • the monitoring period is: a period of time since the determining that the neighboring cell satisfies the signal strength/quality triggering condition.
  • the monitoring period is: a period of time until the determining that the neighboring cell satisfies the signal strength/quality trigger condition.
  • the parameters such as the change threshold and the monitoring period in the signal change trigger condition may be flexibly configured by the base station according to the application scenario.
  • the base station can configure these parameters as cell level parameters.
  • the number, that is, the monitoring period and/or the change threshold in the signal change trigger condition corresponding to different cells of the same working frequency band may be different.
  • the base station may also configure the parameters as the band level parameters, that is, the monitoring period and/or the change threshold in the signal change trigger condition corresponding to the cells in different working bands may be different.
  • the working frequency band can be a carrier.
  • parameters such as a change threshold and a monitoring period in the signal change trigger condition may also be specified by a protocol.
  • the monitoring period in the signal change triggering condition may be determined by the coverage range of the neighboring cell. Generally, the larger the coverage of the neighboring cell, the longer the monitoring period.
  • the change threshold in the signal change trigger condition may be determined by signal attenuation of the neighboring cell and the moving speed of the UE, but is not limited thereto.
  • the measurement report is used by the base station to determine whether to switch the UE to the neighboring cell.
  • the UE may further include: a memory 74, configured to store a program.
  • the program may include program code, and the program code includes computer operation instructions.
  • the processor 72 is further configured to execute a program stored in the memory 74 to perform the above functions.
  • the memory 74 may include a high speed RAM memory or may include a nonvolatile memory.
  • non-volati le memory such as at least one disk storage.
  • the receiver 71, the processor 72, the transmitter 73, and the memory 74 can be connected to each other through a bus and complete each other. Communication between.
  • the bus may be an Industry Standard Architecture (ISA) bus, a Peripheral Component (PCI) bus, or an Extended Industry Standard Architecture (Essence Industry Standard Architecture) ) Bus, etc.
  • ISA Industry Standard Architecture
  • PCI Peripheral Component
  • the bus can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 7, but it does not mean that there is only one bus or one type of bus.
  • the receiver 71, the processor 72, the transmitter 73, and the memory 74 are integrated on one chip, the receiver 71, the processor 72, the transmitter 73, and the memory 74 can pass through an internal interface. Complete the same communication.
  • the UE provided in this embodiment can be used to perform the process of the method embodiment shown in FIG. 1B and FIG. 2A.
  • the specific working principle is not described here. For details, refer to the description of the method embodiment.
  • the UE provided in this embodiment triggers the measurement report to meet the signal strength in addition to the requirements specified in the current protocol.
  • the signal change trigger condition is also required to trigger the measurement report, that is, the measurement report is reported only when the UE is considered to be moving at a low speed or in a static state, which is advantageous for reducing the base station to move the UE based on the report of the measurement report. Unnecessary switching caused by the sexual management process is conducive to saving network resources and reducing business interruptions, thereby improving the user experience.
  • FIG. 8 is a schematic structural diagram of a base station according to an embodiment of the present invention. As shown in FIG. 8, the base station includes: a sending module 81 and a receiving module 82.
  • the sending module 81 is configured to send measurement configuration information to the UE, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal receiving strength of the neighboring cell or The wireless signal reception quality varies within the monitoring period by less than the variation threshold.
  • the receiving module 82 is connected to the sending module 81, and is configured to: after the transmitting module 81 sends the measurement configuration information, receive a measurement report reported by the UE; the measurement report is that the UE is configured according to the measurement configuration information.
  • the signal of the neighboring cell is measured, and is generated and sent after determining that the measurement result is that the neighboring cell satisfies the signal change trigger condition.
  • the neighboring cells may include, but are not limited to, a micro cell (Pico cel l ), a small cell (small cel l ), a WiFi access point, and a macro cell.
  • the radio signal receiving strength of the neighboring cell may be RSRP or RCPI, but is not limited thereto.
  • the radio signal reception quality of the neighboring cell may be RSRQ or RSNI, but is not limited thereto.
  • RCPI is mainly used to reflect the signal strength of the WiFi channel
  • RSNI is mainly used to reflect the interference of the WiFi channel.
  • the UE may further include: a mobility management module 83.
  • the mobility management module 83 is configured to perform mobility management on the UE based on the measurement report after the receiving module 82 receives the measurement report. For example, the mobility management module 83 of the base station may determine, according to the measurement report reported by the UE, whether the UE performs handover to the neighboring cell.
  • the parameters such as the change threshold and the monitoring period in the signal change trigger condition may be flexibly configured by the base station according to the application scenario.
  • the base station may configure the parameters as cell level parameters, that is, the monitoring period and/or the change threshold in the signal change trigger condition corresponding to different cells of the same working frequency band may be different.
  • the base station may also configure the parameters as the band level parameters, that is, the monitoring period and/or the change threshold in the signal change trigger condition corresponding to the cells in different working bands may be different.
  • the working frequency band can be a carrier.
  • parameters such as a change threshold and a monitoring period in the signal change trigger condition may also be specified by a protocol.
  • the monitoring period in the signal change triggering condition may be determined by the coverage of the neighboring cell. Generally, the coverage of the neighboring cell is larger, and the monitoring period is longer.
  • the change threshold in the signal change trigger condition may be determined by signal attenuation of the neighboring cell and the moving speed of the UE, but is not limited thereto.
  • the function modules of the base station provided in this embodiment can be used to perform the process of the method embodiment shown in FIG. 3, and the specific working principle is not described here. For details, refer to the description of the method embodiment.
  • the base station provided in this embodiment allows the UE to report the measurement report only when the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality within the monitoring period is less than the change threshold, that is, the UE is allowed to be in a low-speed motion state or still only. In the state, the measurement report is reported, and the base station in this embodiment only receives the measurement report sent by the UE in the low-speed motion state or the stationary state, and then performs mobility management on the UE that reports the measurement report, compared with the prior art.
  • the problem that the UEs in the prior art are frequently performing cell handover in the medium and high-speed mobile scenarios is solved, which is beneficial to reducing unnecessary handover caused by the base station in the mobility management process of the UE based on the measurement report, and is beneficial to saving the network. Resources, reducing business disruptions, thereby improving the user experience.
  • FIG. 9 is a schematic structural diagram of another base station according to an embodiment of the present invention. As shown in FIG. 9, the base station includes: a transmitter 91 and a receiver 92.
  • the transmitter 91 is configured to send measurement configuration information to the UE, where the measurement configuration information carries a report trigger condition, where the report trigger condition includes a signal change trigger condition, and the signal change trigger condition is a wireless signal reception strength of the neighboring cell or The wireless signal reception quality varies within the monitoring period by less than the variation threshold.
  • the receiver 92 is configured to receive, after the transmitter 91 sends the measurement configuration information, a measurement report that is reported by the UE, where the measurement report is that the UE performs, according to the measurement configuration information, a signal of the neighboring cell. And generating and transmitting after determining that the measurement result is that the neighboring cell satisfies the signal change trigger condition.
  • the neighboring cells may include, but are not limited to, a micro cell (Pico cel l ), a small cell (small cel l ), a WiFi access point, and a macro cell.
  • the radio signal receiving strength of the neighboring cell may be RSRP or RCPI, but is not limited thereto.
  • the radio signal reception quality of the neighboring cell may be RSRQ or RSNI, but is not limited thereto.
  • RCPI is mainly used to reflect the signal strength of the WiFi channel
  • RSNI is mainly used to reflect the interference of the WiFi channel.
  • the base station may further include: a processor 93.
  • the processor 93 is configured to perform mobility management on the user equipment based on the measurement report after the receiver 92 receives the measurement report.
  • the processor 93 of the base station may determine, according to the measurement report reported by the UE, whether the UE performs handover to the neighboring cell.
  • Processor 93 can be a CPU, or a specific ASIC, or one or more integrated circuits configured to implement embodiments of the present invention.
  • the parameters such as the change threshold and the monitoring period in the signal change trigger condition may be flexibly configured by the base station according to the application scenario.
  • the base station may configure these parameters as cell-level parameters, that is, the monitoring period and/or the change threshold in the signal change triggering conditions corresponding to different cells of the same working frequency band may be different.
  • the base station may also configure these parameters as frequency band level parameters, that is, the monitoring time period and/or the change threshold in the signal change trigger condition corresponding to the cells in different working frequency bands may be different.
  • the working frequency band can be a carrier.
  • parameters such as a change threshold and a monitoring period in the signal change trigger condition may also be specified by a protocol.
  • the monitoring period in the signal change triggering condition may be determined by the coverage range of the neighboring cell. Generally, the larger the coverage of the neighboring cell, the longer the monitoring period.
  • the change threshold in the signal change trigger condition may be determined by signal attenuation of the neighboring cell and the moving speed of the UE, but is not limited thereto.
  • the base station may further include: a memory 94, configured to store a program.
  • the program may include program code, and the program code includes computer operation instructions.
  • the processor 93 can also be used to execute a program stored in the memory 94 to perform the above functions.
  • the memory 94 may include a high speed RAM memory or may include a nonvolatile memory.
  • non-volatile memory such as at least one disk storage.
  • the transmitter 91, the receiver 92, the processor 93, and the memory 94 can be connected to each other through a bus and complete each other. Communication between.
  • the bus can be an ISA bus, a PCI bus, or an EISA bus.
  • the bus can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in FIG.
  • the transmitter 91, the receiver 92, the processor 93, and The memory 94 is integrated on a single chip, and the transmitter 91, the receiver 92, the processor 93, and the memory 94 can perform the same communication through the internal interface.
  • the base station provided in this embodiment may be used to perform the process of the method embodiment shown in FIG. 3. The specific working principle is not described here. For details, refer to the description of the method embodiment.
  • the base station provided in this embodiment allows the UE to report the measurement report only when the wireless signal receiving strength of the neighboring cell or the wireless signal receiving quality within the monitoring period is less than the change threshold, that is, the UE is allowed to be in a low-speed motion state or still only. In the state, the measurement report is reported, and the base station in this embodiment only receives the measurement report sent by the UE in the low-speed motion state or the stationary state, and then performs mobility management on the UE that reports the measurement report, compared with the prior art.
  • the problem that the UEs in the prior art are frequently performing cell handover in the medium and high-speed mobile scenarios is solved, which is beneficial to reducing unnecessary handover caused by the base station in the mobility management process of the UE based on the measurement report, and is beneficial to saving the network. Resources, reducing business disruptions, thereby improving the user experience.
  • FIG. 10 is a schematic structural diagram of still another UE according to an embodiment of the present invention. As shown in FIG. 10, the UE includes: a receiving module 1001, a measuring module 1002, and a monitoring reporting module 1003.
  • the receiving module 1001 is configured to receive measurement configuration information that is sent by the base station, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the user equipment is in the monitoring period, to the neighboring cell. The signal changes are monitored and the monitored signal change information is reported.
  • the measurement module 1002 is connected to the receiving module 1001, and is configured to measure the signal of the neighboring cell according to the measurement configuration information received by the receiving module 1001.
  • the monitoring and reporting module 1003 is connected to the measurement module 1002 and the receiving module 1001, and is configured to monitor, according to the signal change monitoring indication information received by the receiving module 1001, monitor a signal change of the neighboring cell during the monitoring period, and After the monitoring period, the measurement report is generated and the monitored signal change information of the neighboring cell is carried in the measurement report and sent to the base station.
  • the monitoring and reporting module 1003 may specifically monitor the signal change of the neighboring cell according to the measurement result of the neighboring cell by the measurement module 1002 during the monitoring period.
  • the signal change information of the neighboring cell includes a wireless signal receiving strength of the neighboring cell or a variation range of a wireless signal receiving quality within the monitoring period.
  • the signal change information of the neighboring cell is specifically: a monitored difference between a wireless signal receiving strength of the neighboring cell or a maximum value and a minimum value of a wireless signal receiving quality.
  • the signal change information of the neighboring cell is specifically: the monitored wireless signal receiving strength of the neighboring cell or the maximum value of the wireless signal receiving quality and the minimum value of the signal.
  • the measurement configuration information further includes a report trigger condition. Based on the report triggering condition, the monitoring period is: a period of time from when the user equipment determines that the neighboring cell satisfies the report triggering condition.
  • the monitoring and reporting module 1003 is specifically configured to: after determining that the neighboring cell meets the report triggering condition, generate the measurement report, and monitor the indication information according to the signal change, and monitor the signal of the neighboring cell in the monitoring period. And changing, the signal change information of the neighboring cell monitored in the monitoring period is carried in the measurement report and sent to the base station. or
  • the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the monitoring and reporting module 1003 is specifically configured to monitor, according to the signal change monitoring indication information, a signal change of the neighboring cell during the monitoring period, and generate the measurement when determining that the neighboring cell meets the report triggering condition Reporting and carrying signal change information of the neighboring cell monitored during the monitoring period is carried in the measurement report and sent to the base station.
  • the monitoring period and the signal change information in the signal change monitoring indication information may be flexibly configured by the base station according to the application scenario.
  • the base station can be configured with the monitoring period as the cell level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to different cells of the same working frequency band can be different.
  • the base station may configure the monitoring period as the frequency band level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to the cell in the different working frequency band may be different.
  • the working frequency band can be a carrier.
  • the signal change monitoring parameter such as a monitoring period in the indication information may also be specified by an agreement.
  • the monitoring period in the signal change monitoring indication information may be determined by the coverage range of the neighboring cell. Generally, the coverage of the neighboring cell is larger, and the monitoring period is longer.
  • the neighboring cell includes: a WiFi access point, a micro cell, a small cell, and/or a macro cell.
  • the signal change information carried by the measurement report is mainly used by the base station to determine whether to switch the UE to the neighboring cell.
  • the function modules of the UE provided in this embodiment can be used to execute the process of the method embodiment shown in FIG. 4, and the specific working principle is not described here. For details, refer to the description of the method embodiment.
  • the UE provided in this embodiment performs measurement on the neighboring cell according to the measurement configuration information sent by the base station, and monitors the indication information according to the signal change carried in the measurement configuration information, and is in the specified monitoring period.
  • the signal change of the neighboring cell is monitored, and when the neighboring cell satisfies the report triggering condition in the measurement configuration information, the monitored signal change information is carried in the measurement report and reported to the base station, so that the base station can change the signal according to the signal carried by the measurement report.
  • the signal change information carried in the measurement report indicates that the signal change of the neighboring cell that triggers the measurement report is less than a certain value
  • the cell handover or the trigger is added.
  • the cell of the measurement report is used as the SCell or the like. Otherwise, the cell handover is not performed or the SCell is added.
  • FIG. 11 is a schematic structural diagram of still another UE according to an embodiment of the present invention. As shown in FIG. 11, the UE includes: a receiver 1101, a processor 1102, and a transmitter 1103.
  • the receiver 1101 is configured to receive measurement configuration information that is sent by the base station, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the user equipment is in the monitoring period, to the neighboring cell. The signal changes are monitored and the monitored signal change information is reported.
  • the processor 1102 is configured to measure, according to the measurement configuration information received by the receiver 1101, a signal of the neighboring cell, and monitor indication information according to the signal change, and monitor the neighboring cell in the monitoring period.
  • the signal change information of the neighboring cell includes a wireless signal receiving strength of the neighboring cell or a variation range of a wireless signal receiving quality within the monitoring period.
  • the signal change information of the neighboring cell is specifically: a difference between the monitored wireless signal receiving strength of the neighboring cell or the maximum value and the minimum value of the wireless signal receiving quality.
  • the signal change information of the neighboring cell is specifically: the monitored wireless signal receiving strength of the neighboring cell or the maximum value of the wireless signal receiving quality and the minimum value of the signal.
  • Processor 1102 can be a CPU, or a specific ASIC, or one or more integrated circuits configured to implement embodiments of the present invention.
  • the transmitter 1103 is configured to send the measurement report generated by the processor 1102 to the base station.
  • the measurement configuration information further includes a report trigger condition.
  • the report triggering condition is: the monitoring period is: a period of time from when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the processor 1102 is specifically configured to: when determining that the neighboring cell meets the report triggering condition, generate the measurement report, and monitor, according to the signal change monitoring indication information, monitor a signal change of the neighboring cell in the monitoring period, The signal change information of the neighboring cell monitored during the monitoring period is carried in the measurement report.
  • the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the processor 1102 is specifically configured to: according to the signal change monitoring indication information, monitor a signal change of the neighboring cell during the monitoring period, and generate the measurement report when determining that the neighboring cell meets the report trigger condition The signal change information of the neighboring cell monitored during the monitoring period is carried in the measurement report.
  • the monitoring period and the signal change information in the signal change monitoring indication information may be flexibly configured by the base station according to the application scenario.
  • the base station can be configured with the monitoring period as the cell level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to different cells of the same working frequency band can be different.
  • the base station may configure the monitoring period as the frequency band level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to the cell in the different working frequency band may be different.
  • the working frequency band can be a carrier.
  • the signal change monitoring parameter such as a monitoring period in the indication information may also be specified by an agreement.
  • the monitoring period in the signal change monitoring indication information may be determined by the coverage range of the neighboring cell. Generally, the coverage of the neighboring cell is larger, and the monitoring period is longer.
  • the neighboring cell includes: a WiFi access point, a micro cell, a small cell, and/or a macro cell.
  • the signal change information carried by the measurement report is mainly used by the base station to determine whether to switch the UE to the neighboring cell.
  • the base station may further include: a memory 1104, configured to store a program.
  • the program may include program code, and the program code includes computer operation instructions.
  • the processor 1103 is further configured to execute a program stored in the memory 1104 to perform the foregoing functions.
  • the memory 1104 may include a high speed RAM memory, and may also include a non-volatile memory, such as at least one disk memory.
  • the receiver 1101, the processor 1102, and the transmitter 1103 Independently implemented by the memory 1104, the receiver 1101, the processor 1102, the transmitter 1103, and the memory 1104 can be connected to each other through a bus and complete communication with each other.
  • the bus can be an ISA bus, a PCI bus, or an EISA bus.
  • the bus can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 11, but it does not mean that there is only one bus or one type of bus.
  • the receiver 1101, the processor 1102, the transmitter 1103, and the memory 1104 are integrated on one chip, the receiver 1101, the processor 1102, the transmitter 1103, and the memory 1104 can pass through an internal interface. Complete the same communication.
  • the UE provided in this embodiment can be used to perform the process of the method embodiment shown in FIG. 4, and the specific working principle is not described here. For details, refer to the description of the method embodiment.
  • the UE provided in this embodiment performs measurement on the neighboring cell according to the measurement configuration information sent by the base station, and monitors the indication information according to the signal change carried in the measurement configuration information, and monitors the signal change of the neighboring cell in the specified monitoring period, and When the neighboring cell meets the report triggering condition in the measurement configuration information, the monitored signal change information is carried in the measurement report and reported to the base station, so that the base station can perform mobility management on the UE according to the signal change information carried in the measurement report, for example, if If the signal change information carried in the measurement report indicates that the signal change of the neighboring cell that triggers the measurement report is less than a certain value, if the UE moves at a slow speed or does not move, the cell handover is performed or the cell that triggers the measurement report is added as the SCel l or the like.
  • the cell handover is not performed or the SCel l is added.
  • the problem that the UE in the prior art is frequently performing cell handover in the medium and high-speed mobile scenarios is solved, which is beneficial to reducing the base station based on the measurement report to the UE.
  • Unnecessary switch help conserve network resources, reduce business interruption, thereby improving the user experience.
  • FIG. 12 is a schematic structural diagram of still another base station according to an embodiment of the present invention. As shown in FIG. 12, the base station includes: a sending module 1201 and a receiving module 1202.
  • the sending module 1201 is configured to send measurement configuration information to the UE, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the UE changes the signal of the neighboring cell during the monitoring period. Monitor and report the monitored signal change information.
  • the receiving module 1202 is connected to the sending module 1201, and is configured to: after the transmitting module 1201 sends the measurement configuration information, receive a measurement report sent by the UE, where the measurement report is that the UE is configured according to the measurement configuration information.
  • the signal of the adjacent cell is measured, and during the monitoring period And generating and transmitting, the measurement report carries signal change information of the neighboring cell that is monitored by the UE according to the signal change monitoring indication information during the monitoring period.
  • the signal change information of the neighboring cell includes a wireless signal receiving strength of the neighboring cell or a variation range of a wireless signal receiving quality within the monitoring period.
  • the signal change information of the neighboring cell is specifically: a difference between the monitored wireless signal receiving strength of the neighboring cell or the maximum value and the minimum value of the wireless signal receiving quality.
  • the signal change information of the neighboring cell is specifically: the monitored wireless signal receiving strength of the neighboring cell or the maximum value of the wireless signal receiving quality and the minimum value of the signal.
  • the measurement configuration information further includes a report trigger condition.
  • the monitoring period is: a period of time from when the user equipment determines that the neighboring cell satisfies the report triggering condition.
  • the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the base station may further include: a mobility management module 1203.
  • the mobility management module 1203 is connected to the receiving module 1202, and is configured to perform mobility management on the UE according to the signal change information of the neighboring cell in the measurement report received by the receiving module 1202. For example, the mobility management module 1203 of the base station may determine, according to the signal change information carried in the measurement report, whether the UE performs handover to the neighboring cell.
  • parameters such as a monitoring period and signal change information in the signal change monitoring indication information may be flexibly configured by the base station according to an application scenario.
  • the base station may be configured with a monitoring period as a cell level parameter, that is, a monitoring period in the signal change monitoring indication information corresponding to different cells of the same working frequency band may be different.
  • the base station may configure the monitoring period as a frequency band level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to the cells in different working frequency bands may be different.
  • the working frequency band can be a carrier.
  • parameters such as a monitoring period in the signal change monitoring indication information may also be specified by an agreement.
  • the monitoring period in the signal change monitoring indication information may be determined by the coverage range of the neighboring cell. Generally, the coverage of the neighboring cell is larger, and the monitoring period is longer.
  • the neighboring cell includes: a WiFi access point, a micro cell, a small cell, and/or a macro cell.
  • the functional modules of the base station provided in this embodiment may be used to execute the flow of the method embodiment shown in FIG.
  • the specific working principle of the process is not described here. For details, please refer to the description of the method embodiment.
  • the base station provided in this embodiment adds signal change monitoring indication information to the measurement configuration information sent to the UE, and instructs the UE to monitor the signal change of the neighboring cell in the specified monitoring period, and the adjacent cell satisfies the measurement configuration information.
  • the monitored signal change information is carried in the measurement report for reporting.
  • the base station in this embodiment performs mobility management on the UE according to the signal change information carried in the measurement report, which can solve the problem that the UE existing in the prior art is in the middle.
  • the problem of frequent cell handover in scenarios such as high-speed mobility is beneficial to reducing unnecessary handovers caused by the base station in the mobility management process of the UE based on the measurement report, which is conducive to saving network resources and reducing service interruption, thereby improving users.
  • Experience is provided in this embodiment, adds signal change monitoring indication information to the measurement configuration information sent to the UE, and instructs the UE to monitor the signal change of the neighboring cell in the specified monitoring period, and the adjacent cell satisfies the measurement configuration information.
  • FIG. 13 is a schematic structural diagram of still another base station according to an embodiment of the present invention. As shown in FIG. 13, the base station includes: a transmitter 1301 and a receiver 1302.
  • the transmitter 1301 is configured to send measurement configuration information to the UE, where the measurement configuration information includes signal change monitoring indication information, where the signal change monitoring indication information is used to indicate that the UE changes signal to the neighboring cell during the monitoring period. Monitor and report the monitored signal change information.
  • the receiver 1302 is configured to receive, after the transmitter 1301 sends the measurement configuration information, a measurement report sent by the UE, where the measurement report is that the UE performs, according to the measurement configuration information, a signal of the neighboring cell.
  • the measurement report is generated and sent after the monitoring period, and the measurement report carries signal change information of the neighboring cell monitored by the UE according to the signal change monitoring indication information during the monitoring period.
  • the signal change information of the neighboring cell includes a wireless signal receiving strength of the neighboring cell or a variation range of a wireless signal receiving quality within the monitoring period.
  • the signal change information of the neighboring cell is specifically: a difference between the monitored wireless signal receiving strength of the neighboring cell or the maximum value and the minimum value of the wireless signal receiving quality.
  • the signal change information of the neighboring cell is specifically: the monitored wireless signal receiving strength of the neighboring cell or the maximum value of the wireless signal receiving quality and the minimum value of the signal.
  • the measurement configuration information further includes a report trigger condition.
  • the monitoring period is: a period of time from when the user equipment determines that the neighboring cell satisfies the report triggering condition.
  • the monitoring period is: a period of time when the user equipment determines that the neighboring cell meets the report triggering condition.
  • the base station may further include: a processor 1303.
  • the processor 1303 is configured to perform mobility management on the UE according to the signal change information of the neighboring cell in the measurement report received by the receiver 1302.
  • the processor 1303 of the base station may determine, according to the signal change information carried in the measurement report, whether the UE performs handover to the neighboring cell.
  • Processor 1303 can be a CPU, or a particular ASIC, or one or more integrated circuits configured to implement embodiments of the present invention.
  • parameters such as a monitoring period and signal change information in the signal change monitoring indication information may be flexibly configured by the base station according to an application scenario.
  • the base station may be configured with a monitoring period as a cell level parameter, that is, a monitoring period in the signal change monitoring indication information corresponding to different cells of the same working frequency band may be different.
  • the base station may configure the monitoring period as a frequency band level parameter, that is, the monitoring period in the signal change monitoring indication information corresponding to the cells in different working frequency bands may be different.
  • the working frequency band can be a carrier.
  • parameters such as a monitoring period in the signal change monitoring indication information may also be specified by an agreement.
  • the monitoring period in the signal change monitoring indication information may be determined by the coverage range of the neighboring cell. Generally, the coverage of the neighboring cell is larger, and the monitoring period is longer.
  • the neighboring cell includes: a WiFi access point, a micro cell, a small cell, and/or a macro cell.
  • the base station may further include: a memory 1304, configured to store a program.
  • the program may include program code, and the program code includes computer operation instructions.
  • the memory 1304 may include a high speed RAM memory, and may also include a nonvolatile memory.
  • non-volatile memory such as at least one disk storage.
  • the processor 1303 is further configured to execute a program stored in the memory 1304 to perform the foregoing functions.
  • the base station provided in this embodiment can be used to perform the process of the method embodiment shown in FIG. 5.
  • the specific working principle is not described here. For details, refer to the description of the method embodiment.
  • the base station provided in this embodiment adds signal change monitoring indication information to the measurement configuration information sent to the UE, and instructs the UE to monitor the signal change of the neighboring cell in the specified monitoring period, and the adjacent cell satisfies the measurement configuration information.
  • the monitored signal change information is carried in the measurement report for reporting.
  • the base station in this embodiment performs mobility management on the UE according to the signal change information carried in the measurement report, which can solve the problem that the UE existing in the prior art is in the middle. High speed shift
  • the problem of frequent cell handover in a scenario is beneficial to reduce the unnecessary handover caused by the base station to perform mobility management on the UE based on the measurement report, which is conducive to saving network resources and reducing service interruption, thereby improving user experience.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé de mesure et un procédé et un dispositif de commande de mesure. Le procédé de mesure fait appel : à la réception d'informations de configuration de mesure envoyées par une station de base, les informations de configuration de mesure véhiculant une condition de déclenchement de variation de signal ; conformément aux informations de configuration de mesure, à la mesure d'un signal d'une cellule adjacente ; et, lorsqu'il a été déterminé que le résultat de mesure est la satisfaction de la cellule adjacente à la condition de déclenchement de variation de signal, au fait de générer un compte rendu de mesure et de rendre compte du compte rendu de mesure à la station de base. La solution technique de la présente invention est avantageuse du point de vue de la diminution de commutation inutile d'un traitement de gestion de mobilité.
PCT/CN2013/075118 2013-05-03 2013-05-03 Procédé de mesure, procédé et dispositif de commande de mesure WO2014176780A1 (fr)

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CN201380002162.2A CN104272804B (zh) 2013-05-03 2013-05-03 测量方法、测量控制方法及设备

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WO2019241942A1 (fr) * 2018-06-21 2019-12-26 Qualcomm Incorporated Appareil et procédé d'optimisation de rapport de mesure
WO2021237384A1 (fr) * 2020-05-23 2021-12-02 Qualcomm Incorporated Techniques permettant d'éviter un transfert intercellulaire fréquent dans de petites cellules

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