WO2017035900A1 - Procédé et appareil de mesure pour une gestion de ressource sans fil, terminal et station de base - Google Patents

Procédé et appareil de mesure pour une gestion de ressource sans fil, terminal et station de base Download PDF

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Publication number
WO2017035900A1
WO2017035900A1 PCT/CN2015/091363 CN2015091363W WO2017035900A1 WO 2017035900 A1 WO2017035900 A1 WO 2017035900A1 CN 2015091363 W CN2015091363 W CN 2015091363W WO 2017035900 A1 WO2017035900 A1 WO 2017035900A1
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WIPO (PCT)
Prior art keywords
measurement
terminal
signaling
indication information
base station
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PCT/CN2015/091363
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English (en)
Chinese (zh)
Inventor
朱亚军
李明菊
张云飞
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宇龙计算机通信科技(深圳)有限公司
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Publication of WO2017035900A1 publication Critical patent/WO2017035900A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
    • H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method for measuring radio resource management, a device for measuring radio resource management, a terminal, and a base station.
  • the LAA Licensed Assisted Access
  • the transmission of mobile communication can be carried on an unlicensed spectrum, such as the 5 GHz band.
  • systems such as WIFI, Bluetooth, radar, and medical are currently in use.
  • the CA Carrier Aggregation
  • Radio resource management includes measurement of RSRP (Reference Signal Received Power), RSRQ (Reference Signal Received Quality), and RSSI (Reference Signal Strength Indicator).
  • the base station can perform operations such as handover and reselection of the serving cell based on the result of the radio resource management.
  • the terminal can perform radio resource management measurement based on the restricted or unrestricted measurement resources, and the terminal reports based on the result of multiple detections.
  • the chance of occupying the channel cannot be determined, so the terminal may not be able to obtain multiple detection opportunities, and the result of multiple detections may result in inaccurate results due to long time intervals.
  • the invention is based on the above problems, and proposes a new technical solution, which improves the accuracy of the measurement results by improving the accuracy of the measurement points of the terminal for performing single radio resource management measurement, thereby effectively performing a single measurement. While reducing energy consumption.
  • a method for measuring radio resource management for a terminal, comprising: receiving measurement indication information from a base station to perform a single measurement; and performing the performing according to the measurement indication information Single measurement and generating a single measurement report; feeding the single measurement report back to the base station, so that the base station manages the serving cell of the terminal on the unlicensed spectrum according to the single measurement report.
  • the measurement indication information includes: a subframe position at which the single measurement is performed, a frequency domain position of a reference signal, a sequence of reference signals, and a subframe position that feeds back the single measurement report. .
  • the receiving, by the base station, measurement indication information for performing a single measurement specifically: receiving RRC signaling, MAC CE signaling from the base station Or physical layer signaling, to obtain the measurement indication information, where the RRC signaling, MAC CE signaling, or physical layer signaling is carried by an aggregated authorized carrier or an unlicensed carrier; or receiving a DCI letter from the base station Or, obtaining the measurement indication information by using a scrambling code sequence in an information domain of the DCI signaling or a CRC that receives the DCI signaling.
  • a radio resource management measurement apparatus for a terminal, comprising: a receiving unit, configured to receive measurement indication information from a base station to perform a single measurement; and a measuring unit, configured to Measuring the indication information to perform the single measurement and generating a single measurement report; the sending unit, configured to feed back the single measurement report to the base station, so that the base station manages the terminal according to the single measurement report Service area.
  • the measurement indication information includes: a subframe position at which the single measurement is performed, a frequency domain position of a reference signal, a sequence of reference signals, and a subframe position that feeds back the single measurement report. .
  • the receiving unit is specifically configured to: receive RRC signaling, MAC CE signaling, or physical layer signaling from the base station, to obtain the measurement indication information, where the RRC Signaling, MAC CE signaling, or physical layer signaling is carried over the aggregated authorized carrier or unlicensed carrier; or receives DCI signaling from the base station to pass through the DCI signaling information field or receive the DCI
  • the scrambling code sequence on the CRC of the signaling acquires the measurement indication information.
  • a method for measuring radio resource management for a base station, including: transmitting, to a terminal, measurement indication information for performing a single measurement, so that the terminal performs the performing according to the measurement indication information.
  • the measurement indication information includes: a subframe position at which the single measurement is performed, a frequency domain position of a reference signal, a sequence of reference signals, and a subframe position that feeds back the single measurement report. .
  • the sending to the terminal, measurement indication information for performing a single measurement, so that the terminal performs the single measurement according to the measurement indication information and feeds back a single measurement report to the base station.
  • the RRC signaling, MAC CE signaling, or Sending the measurement indication information to the terminal where the RRC signaling, MAC CE signaling, or physical layer signaling is carried by the aggregation authorized carrier or the unlicensed carrier; or by DCI signaling Forming, to the terminal, the measurement indication information, wherein the terminal performs the single measurement by a scrambling code sequence in an information domain of the DCI signaling or on a CRC of the DCI signaling.
  • a radio resource management measurement apparatus for a base station, comprising: a configuration unit, configured to send, to the terminal, measurement indication information for performing a single measurement, so that the terminal according to the measurement Instructing information to perform the single measurement and feeding back a single measurement report to the base station; a management unit, configured to receive the single measurement report from the terminal to manage the terminal according to the single measurement report A serving cell on an unlicensed spectrum.
  • the measurement indication information includes: a subframe position at which the single measurement is performed, a frequency domain position of a reference signal, a sequence of reference signals, and a subframe position that feeds back the measurement report.
  • the configuration unit is specifically configured to send the measurement indication information to the terminal in the form of RRC signaling, MAC CE signaling, or physical layer signaling, where the authorized carrier is aggregated.
  • the unlicensed carrier carries the RRC signaling, the MAC CE signaling, or the physical layer signaling; or sends the measurement indication information to the terminal in the form of DCI signaling, where the information in the DCI signaling is used.
  • a scrambling code sequence in the domain or on the CRC of the DCI signaling indicates that the terminal performs the single measurement.
  • a terminal comprising: the radio resource management measuring apparatus according to any one of the preceding aspects, wherein the terminal has the The same technical effects of the measurement device of the radio resource management are not described herein.
  • a base station comprising: the radio resource management measurement apparatus according to any one of the above fourth aspects, The same technical effects of the measurement device of the radio resource management are not described herein.
  • an measurement point for performing a single radio resource management measurement is accurately acquired, thereby performing a single measurement and generating a single measurement according to the measurement indication information.
  • Report and can effectively guarantee the reliability of the measurement results, while feeding back a single measurement report to the base station, so that the base station reports according to the single measurement
  • the operation of the serving cell on the unlicensed spectrum of the terminal such as the service switching and reselection of the cell, can improve the terminal compared to the case where the measurement is unstable in the prior art.
  • Figure 1 shows a schematic diagram of two modes of operation of an unlicensed spectrum
  • FIG. 2 is a schematic flowchart diagram of a measurement method of radio resource management according to an embodiment of the present invention
  • FIG. 3 is a block diagram showing a measurement apparatus for radio resource management according to an embodiment of the present invention.
  • FIG. 4 is a schematic flowchart diagram of a method for measuring radio resource management according to another embodiment of the present invention.
  • FIG. 5 is a block diagram showing a measurement apparatus for radio resource management according to another embodiment of the present invention.
  • Figure 6 shows a block diagram of a terminal in accordance with one embodiment of the present invention.
  • Figure 7 shows a block diagram of a base station in accordance with one embodiment of the present invention.
  • FIG. 8 is a schematic diagram showing a type of reference signal (Pattern of RS) for transmitting measurement indication information by RRC signaling, MAC CE signaling, or physical layer signaling;
  • RS Reference Signal
  • Figure 9 shows a schematic diagram of scrambling on the CRC of DCI signaling.
  • FIG. 2 is a flow chart showing a method of measuring radio resource management according to an embodiment of the present invention.
  • a method for measuring radio resource management, in a terminal includes: Step 202: Receive measurement indication information from a base station to perform a single measurement; Step 204, according to The measurement indication information performs the single measurement and generates a single measurement report; in step 206, the single measurement report is fed back to the base station, so that the base station manages the terminal according to the single measurement report. Community.
  • a measurement point for performing a single radio resource management measurement is accurately acquired by receiving measurement indication information from a base station to perform a single measurement, thereby performing a single measurement and generating a single measurement report according to the measurement indication information. And can effectively ensure the reliability of the measurement result, and feed back a single measurement report to the base station, so that the base station manages the serving cell of the terminal on the unlicensed spectrum according to the single measurement report, for example, the service switching of the cell,
  • the re-selection operation compared with the case of performing multiple measurements in the prior art but the measurement result is unstable, can not only improve the accuracy of the terminal acquiring the measurement point for performing a single radio resource management measurement, so as to effectively perform a single operation. Measurements, in turn, improve the reliability of measurement results, while effectively reducing energy consumption, thereby improving the user experience.
  • the measurement indication information includes: a subframe position at which the single measurement is performed, a frequency domain position of a reference signal, a sequence of reference signals, and a subframe position that feeds back the single measurement report. .
  • the measurement indication information includes, but is not limited to, a subframe position at which a single measurement is performed, a frequency domain position of the reference signal, a sequence of reference signals, and a subframe position of the feedback single measurement report, so that the execution order can be
  • the sub-frame position of the sub-measure, the frequency domain position of the reference signal, the sequence of the reference signal accurately acquire the measurement point for performing a single measurement, and accurately feed back the measurement result to the base station according to the subframe position of the feedback single measurement report, so as to achieve
  • the base station manages the purpose of the serving cell of the terminal on the unlicensed spectrum based on the reliable measurement result of the single measurement of the terminal.
  • the step 202 includes: receiving RRC signaling, MAC CE signaling, or physical layer signaling from the base station, to obtain the measurement indication information, where the RRC information
  • the MAC CE signaling or physical layer signaling is carried over the aggregated authorized carrier or the unlicensed carrier; or the DCI signaling from the base station is received to pass the DCI signaling in the information field or the DCI signal.
  • the scrambling code sequence on the CRC is obtained Measurement indication information.
  • the following two methods for obtaining measurement indication information are included.
  • the RRC (Radio Resource Control) signaling carried by the aggregation authorized carrier or the unlicensed carrier from the base station may be received.
  • DCI signaling Downlink Control Information
  • Obtaining measurement indication information ie, an implicit indication method in a domain (ie, an explicit indication method) or a scrambling code sequence on a CRC (Cyclical Redundancy Check) that receives DCI signaling, where the interference
  • the code sequence is a method of adding a scrambling code sequence on the base station side by scrambling on the CRC of the DCI signaling (Scrambling, that is, multiplying the spreading code by a pseudo random code sequence to encrypt the signal). It is known by the scrambling code sequence that a single measurement can be performed, so that the terminal performs a single measurement at the corresponding position after receiving the indication of the base station, and passes the DCI letter.
  • the base station When the information field of the command acquires the measurement indication information, the base station notifies the terminal of the time-frequency position of the reference signal in one subframe in advance, and then can pass the CSI (Channel State Information) index of the DCI signaling. Instructing the terminal to perform a single measurement, thus providing a plurality of solutions for the terminal to obtain measurement indication information for performing a valid single measurement, improving the implementability of the single measurement, so that the terminal can accurately obtain the measurement for performing the single measurement.
  • the indication information which in turn effectively improves the reliability of a single measurement.
  • the interval between the subframe position at which the base station sends the DCI signaling and the subframe position at which the terminal performs a single measurement may be configured by pre-configuring a fixed interval or by using signaling, so that the terminal acquires DCI signaling. There is sufficient preparation time for the measurement after the measurement of the sub-frame position in the indication information.
  • FIG. 3 shows a block diagram of a measurement device for radio resource management in accordance with one embodiment of the present invention.
  • a measurement apparatus 300 for radio resource management is used for a terminal, including: a receiving unit 302, configured to receive measurement indication information from a base station to perform a single measurement;
  • the unit 304 is configured to perform the single measurement according to the measurement indication information and generate a single measurement report, and send unit 306, configured to feed back the single measurement report to the base station, so that the base station according to the Single measurement report for managing the terminal Service area.
  • a measurement point for performing a single radio resource management measurement is accurately acquired by receiving measurement indication information from a base station to perform a single measurement, thereby performing a single measurement and generating a single measurement report according to the measurement indication information. And can effectively ensure the reliability of the measurement result, and feed back a single measurement report to the base station, so that the base station manages the serving cell of the terminal on the unlicensed spectrum according to the single measurement report, for example, the service switching of the cell,
  • the re-selection operation compared with the case of performing multiple measurements in the prior art but the measurement result is unstable, can not only improve the accuracy of the terminal acquiring the measurement point for performing a single radio resource management measurement, so as to effectively perform a single operation. Measurements, in turn, improve the reliability of measurement results, while effectively reducing energy consumption, thereby improving the user experience.
  • the measurement indication information includes: a subframe position at which the single measurement is performed, a frequency domain position of a reference signal, a sequence of reference signals, and a subframe position that feeds back the single measurement report. .
  • the measurement indication information includes, but is not limited to, a subframe position at which a single measurement is performed, a frequency domain position of the reference signal, a sequence of reference signals, and a subframe position of the feedback single measurement report, so that the execution order can be
  • the sub-frame position of the sub-measure, the frequency domain position of the reference signal, the sequence of the reference signal accurately acquire the measurement point for performing a single measurement, and accurately feed back the measurement result to the base station according to the subframe position of the feedback single measurement report, so as to achieve
  • the base station manages the purpose of the serving cell of the terminal on the unlicensed spectrum based on the reliable measurement result of the single measurement of the terminal.
  • the receiving unit 302 is specifically configured to: receive RRC signaling, MAC CE signaling, or physical layer signaling from the base station, to obtain the measurement indication information, where RRC signaling, MAC CE signaling, or physical layer signaling is carried over the aggregated authorized carrier or unlicensed carrier; or receives DCI signaling from the base station to pass the information field in the DCI signaling or receive the The scrambling code sequence on the CRC of the DCI signaling acquires the measurement indication information.
  • the following two methods for obtaining measurement indication information are included. Specifically, the RRC (Radio Resource Control) signaling carried by the aggregation authorized carrier or the unlicensed carrier from the base station may be received.
  • MAC CE Control Unit
  • MAC CE Physical layer signaling to obtain measurement indication information; on the other hand, DCI signaling (Downlink Control Information) from the base station may also be received.
  • Obtaining measurement indication information (ie, implicit indication) in the information domain of the DCI signaling (ie, the explicit indication method) or the scrambling code sequence on the CRC (Cyclical Redundancy Check) receiving the DCI signaling Method), wherein the scrambling code sequence is performed by adding, by the base station side, scrambling on the CRC of the DCI signaling (that is, multiplying the spreading code by a pseudo random code sequence to encrypt the signal) Scrambling the code sequence, and the terminal knows that the single measurement can be performed by the scrambling code sequence, so that the terminal performs a single measurement at the corresponding position after receiving the indication of the base station, and obtains the measurement indication in the information domain through the DCI signaling.
  • the scrambling code sequence is performed by adding, by the base station side, scrambling on the CRC of the DCI signaling (that is, multiplying the spreading code by a pseudo random code sequence to encrypt the signal) Scrambling the code sequence, and the terminal knows that the single measurement can
  • the base station notifies the terminal of the time-frequency position of the reference signal in a subframe in advance, and then instructs the terminal to perform a single measurement by using a CSI (Channel State Information) index field of the DCI signaling.
  • CSI Channel State Information index field of the DCI signaling.
  • the terminal provides a plurality of schemes for obtaining measurement indication information for performing a valid single measurement, thereby improving the implementability of the single measurement, so that the terminal can accurately obtain the execution. Measuring measurement instruction information, thereby effectively improving the reliability of a single measurement.
  • the interval between the subframe position at which the base station sends the DCI signaling and the subframe position at which the terminal performs a single measurement may be configured by pre-configuring a fixed interval or by using signaling, so that the terminal acquires DCI signaling. There is sufficient preparation time for the measurement after the measurement of the sub-frame position in the indication information.
  • FIG. 4 is a flow chart showing a method of measuring radio resource management according to another embodiment of the present invention.
  • a method for measuring radio resource management, for a base station includes: Step 402, transmitting, to a terminal, measurement indication information for performing a single measurement, so that the terminal Performing the single measurement according to the measurement indication information and feeding back a single measurement report to the base station; step 404, receiving the single measurement report from the terminal to manage the single measurement report according to the single measurement report The cell of the terminal.
  • the measurement indication information for performing a single measurement is sent to the terminal to ensure that the terminal accurately acquires the measurement point for performing the single radio resource management measurement, so that the terminal performs a single measurement according to the measurement indication information and generates a single
  • the secondary measurement report can effectively ensure the reliability of the measurement result, and then receive and manage the serving cell on the unlicensed spectrum of the terminal according to a single measurement report from the terminal, such as service switching and reselection operation of the cell.
  • the terminal obtains the accuracy of the measurement point for performing the single radio resource management measurement, so as to effectively perform a single measurement, thereby improving the reliability of the measurement result, and effectively reducing the energy consumption, thereby improving the user experience.
  • the measurement indication information includes: a subframe position at which the single measurement is performed, a frequency domain position of a reference signal, a sequence of reference signals, and a subframe position that feeds back the single measurement report. .
  • the measurement indication information includes, but is not limited to, a subframe position at which a single measurement is performed, a frequency domain position of the reference signal, a sequence of reference signals, and a subframe position of the feedback single measurement report, so that the execution order can be
  • the sub-frame position of the sub-measure, the frequency domain position of the reference signal, the sequence of the reference signal accurately acquire the measurement point for performing a single measurement, and accurately feed back the measurement result to the base station according to the subframe position of the feedback single measurement report, so as to achieve
  • the base station manages the purpose of the serving cell of the terminal on the unlicensed spectrum based on the reliable measurement result of the single measurement of the terminal.
  • the step 402 includes: sending the measurement indication information to the terminal in the form of RRC signaling, MAC CE signaling, or physical layer signaling, where the authorized carrier is aggregated or The unlicensed carrier carries the RRC signaling, the MAC CE signaling, or the physical layer signaling; or sends the measurement indication information to the terminal in the form of DCI signaling, where the information field in the DCI signaling is used.
  • the scrambling code sequence on or in the CRC of the DCI signaling indicates that the terminal performs the single measurement.
  • RRC Radio Resource Control
  • MAC CE control
  • RRC Radio Resource Control
  • MAC CE control
  • the unit) signaling or physical layer signaling sends measurement indication information to the terminal.
  • CRC Cyclical Redundancy Check
  • the scrambling sequence on the terminal instructs the terminal to perform a single measurement (ie, an implicit indication method, adding a scrambling code sequence in a scrambling manner on the CRC of the DCI signaling, and then instructing the terminal to perform a single measurement by using the scrambling code sequence.
  • a single measurement ie, an implicit indication method, adding a scrambling code sequence in a scrambling manner on the CRC of the DCI signaling, and then instructing the terminal to perform a single measurement by using the scrambling code sequence.
  • the base station notifies the terminal of the time-frequency position of the reference signal in one subframe in advance, and then can pass the CSI of the DCI signaling (Channel State Information).
  • channel status information) index (index) field indicates that the terminal performs a single measurement, thus providing base station transmission execution effective
  • the single measurement measurement indication information has various schemes, which improves the implementability of the single measurement, so that the terminal can accurately obtain the measurement indication information for performing the single measurement, thereby effectively improving the reliability of the single measurement. .
  • the interval between the subframe position at which the base station sends the DCI signaling and the subframe position at which the terminal performs a single measurement may be configured by pre-configuring a fixed interval or by using signaling, so that the terminal acquires DCI signaling. There is sufficient preparation time for the measurement after the measurement of the sub-frame position in the indication information.
  • FIG. 5 shows a block diagram of a measurement apparatus for radio resource management according to another embodiment of the present invention.
  • a measurement apparatus 500 for radio resource management is used for a base station, and includes: a configuration unit 502, configured to send, to a terminal, measurement indication information for performing a single measurement, to And causing the terminal to perform the single measurement according to the measurement indication information and feed back a single measurement report to the base station; and the management unit 504 is configured to receive the single measurement report from the terminal, according to the A single measurement report manages the cells of the terminal.
  • the measurement indication information for performing a single measurement is sent to the terminal to ensure that the terminal accurately acquires the measurement point for performing the single radio resource management measurement, so that the terminal performs a single measurement according to the measurement indication information and generates a single
  • the secondary measurement report can effectively ensure the reliability of the measurement result, and then receive and manage the serving cell on the unlicensed spectrum of the terminal according to a single measurement report from the terminal, such as service switching and reselection operation of the cell.
  • the measurement indication information includes: a subframe position at which the single measurement is performed, a frequency domain position of a reference signal, a sequence of reference signals, and a subframe position that feeds back the measurement report.
  • the measurement indication information includes, but is not limited to, a subframe position at which a single measurement is performed, a frequency domain position of the reference signal, a sequence of reference signals, and a subframe position of the feedback single measurement report, so that the execution order can be
  • the sub-frame position of the sub-measurement, the frequency domain position of the reference signal, the sequence of the reference signal accurately acquires the measurement point for performing a single measurement, and the single measurement according to the feedback
  • the subframe position of the quantity report accurately feeds back the measurement result to the base station, and achieves the purpose of the base station to manage the serving cell of the terminal on the unlicensed spectrum based on the reliable measurement result of the single measurement of the terminal.
  • the configuration unit 502 is specifically configured to: send the measurement indication information to the terminal in the form of RRC signaling, MAC CE signaling, or physical layer signaling, where The carrier or the unlicensed carrier carries the RRC signaling, the MAC CE signaling, or the physical layer signaling; or sends the measurement indication information to the terminal in the form of DCI signaling, where A scrambling code sequence in the information field or on the CRC of the DCI signalling indicates that the terminal performs the single measurement.
  • RRC Radio Resource Control
  • MAC CE control
  • RRC Radio Resource Control
  • MAC CE control
  • the unit) signaling or physical layer signaling sends measurement indication information to the terminal.
  • CRC Cyclical Redundancy Check
  • the scrambling sequence on the terminal instructs the terminal to perform a single measurement (ie, an implicit indication method, adding a scrambling code sequence in a scrambling manner on the CRC of the DCI signaling, and then instructing the terminal to perform a single measurement by using the scrambling code sequence.
  • a single measurement ie, an implicit indication method, adding a scrambling code sequence in a scrambling manner on the CRC of the DCI signaling, and then instructing the terminal to perform a single measurement by using the scrambling code sequence.
  • the base station notifies the terminal of the time-frequency position of the reference signal in one subframe in advance, and then can pass the CSI (Channel State Information of DCI signaling).
  • the channel state information) index (index) field indicates that the terminal performs a single measurement, thus providing a plurality of schemes for the base station to transmit measurement indication information for performing a valid single measurement, thereby improving the implementability of the single measurement, thereby enabling the terminal to Accurately obtaining measurement indication information for performing a single measurement, thereby effectively improving the reliability of a single measurement.
  • the interval between the subframe position at which the base station sends the DCI signaling and the subframe position at which the terminal performs a single measurement may be configured by pre-configuring a fixed interval or by using signaling, so that the terminal acquires DCI signaling. There is sufficient preparation time for the measurement after the measurement of the sub-frame position in the indication information.
  • Figure 6 shows a block diagram of a terminal in accordance with one embodiment of the present invention.
  • the terminal 600 includes: the radio resource management measurement apparatus 300 according to any one of the foregoing technical solutions, and therefore, the terminal 600
  • the technical effects of the measurement device 300 of the radio resource management described in any one of the above aspects are not described herein.
  • Figure 7 shows a block diagram of a base station in accordance with one embodiment of the present invention.
  • a base station 700 includes: the radio resource management measurement apparatus 500 according to any one of the foregoing technical solutions, and therefore, the base station 700 has any of the above technical solutions.
  • the same technical effects of the measurement device 500 of the radio resource management described above are not described herein.
  • FIG. 8 is a diagram showing a type of reference signal (Pattern of RS) for transmitting measurement indication information by RRC signaling, MAC CE signaling, or physical layer signaling.
  • Figure 9 shows a schematic diagram of scrambling on the CRC of DCI signaling.
  • the base station can notify the terminal to perform a single measurement of the subframe position by using RRC signaling, MAC CE or physical layer signaling, and the signaling can be carried by the aggregated authorized carrier or the unlicensed carrier.
  • the foregoing signaling may not only indicate the subframe position at which a single measurement is performed, but may also include information such as a pattern of a pilot (reference signal), that is, a frequency domain position of the reference signal, a sequence of reference signals, and a sub-measurement report. Frame position.
  • the pattern of the RS can be periodic or aperiodic, as shown in FIG.
  • the base station can indicate the subframe position that the terminal needs to measure by using the DCI information, and specifically includes two indication methods, and the other is an explicit indication method, that is, indicating that the terminal needs to perform a single measurement in the information field of the DCI, and indicating this It is an opportunity for a single measurement, such as indication by the CSI index field.
  • the base station needs to notify the terminal of the time-frequency position of the reference signal in one subframe in advance.
  • Another method is an implicit indication method. Specifically, a scrambling code sequence (a regularly randomized processing signal) may be added to the CRC of the DCI, that is, scrambling, that is, using a pseudo-random code.
  • the sequence multiplies the spreading code to encrypt the signal to indicate that the terminal can perform a single measurement by using the scrambling sequence, as shown in FIG. 9 for Scrambling, which is used to indicate that the terminal performs a single measurement, that is, in the CRC. Perform a scrambling to indicate that the terminal needs to perform a single measurement.
  • the interval between the subframe transmitted by the DCI and the subframe that the terminal needs to measure may be It is pre-configured, fixed or configured by signaling.

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Abstract

La présente invention concerne un procédé de mesure pour une gestion de ressource sans fil, un appareil de mesure pour une gestion de ressource sans fil, un terminal et une station de base. Le procédé de mesure pour une gestion de ressource sans fil consiste à : recevoir des informations d'instruction de mesure pour réaliser une mesure unique à partir d'une station de base ; et réaliser la mesure unique selon les informations d'instruction de mesure, et générer un rapport de mesure unique ; et renvoyer le rapport de mesure unique à la station de base, de telle sorte que la station de base gère une cellule de desserte d'un terminal sur un spectre de fréquences non autorisé selon le rapport de mesure unique. Au moyen de la solution technique de la présente invention, la précision d'un terminal acquérant des points de mesure pour une mesure unique pour une gestion de ressource sans fil est améliorée, de façon à réaliser de manière efficace une mesure unique, ce qui permet d'améliorer la fiabilité d'un résultat de mesure, et de réduire la consommation d'énergie.
PCT/CN2015/091363 2015-08-28 2015-09-30 Procédé et appareil de mesure pour une gestion de ressource sans fil, terminal et station de base WO2017035900A1 (fr)

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