WO2023010243A1 - 小区测量方法、装置、设备及介质 - Google Patents
小区测量方法、装置、设备及介质 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
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- H—ELECTRICITY
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- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/06—Airborne or Satellite Networks
Definitions
- the present disclosure relates to the communication field, and in particular to a cell measurement method, device, equipment and medium.
- 5G NR introduces non-terrestrial networks (NTN, Non-Terrestrial Networks), that is, 5G satellite communication network. Considering the high altitude of satellites from the earth, the transmission delay of NTN network is relatively large.
- UE may also be in the coverage area of satellite 2/satellite 3 .
- the UE needs to perform the measurement of the neighboring cells covered by the satellite 2/satellite 3, and the influence of the transmission delay difference needs to be considered.
- Embodiments of the present disclosure provide a cell measurement method, device, equipment and medium.
- the technical scheme is as follows.
- a cell measurement method performed by a terminal, the method includes:
- configuration information where the configuration information is used to indicate dynamic adjustment rules of time parameters when the terminal performs cell measurement
- a measurement window is determined based on the dynamic adjustment rule.
- a cell measurement method performed by a network device, the method includes:
- the configuration information is sent to the terminal according to the location information of the terminal and the ephemeris information of the satellite, and the configuration information is used to indicate the dynamic adjustment rule of the time parameter when the terminal performs cell measurement.
- a cell measurement device comprising:
- a receiving module configured to receive configuration information, where the configuration information is used to indicate dynamic adjustment rules for time parameters when the terminal performs cell measurement;
- a processing module configured to determine a measurement window based on the dynamic adjustment rule.
- a cell measurement device comprising:
- the sending module is configured to send configuration information to the terminal according to the location information of the terminal and the ephemeris information of the satellite, and the configuration information is used to indicate the dynamic adjustment rule of the time parameter when the terminal performs cell measurement.
- a terminal in another aspect, includes:
- transceiver connected to the processor
- the processor is configured to load and execute the executable instructions to implement the cell measurement method as described in any one of the above embodiments.
- a network device in another aspect, includes:
- transceiver connected to the processor
- the processor is configured to load and execute the executable instructions to implement the cell measurement method as described in any one of the above embodiments.
- a computer-readable storage medium wherein executable instructions are stored in the readable storage medium, and the executable instructions are loaded and executed by the processor so as to implement any one of the above-mentioned embodiments.
- the UE can obtain the time parameter information of the subsequent SMTC/measurement gap according to the configuration information, such as the offset/duration value, etc., effectively reducing the SMTC/measurement gap update frequency.
- FIG. 1 is a network architecture diagram of a transparent transmission load NTN provided by an exemplary embodiment of the present disclosure
- FIG. 2 is a network architecture diagram of a regenerative load NTN provided by an exemplary embodiment of the present disclosure
- Fig. 3 is a schematic diagram of satellite transmission delay provided by an exemplary embodiment of the present disclosure
- FIG. 4 is a flowchart of a cell measurement method provided by an exemplary embodiment of the present disclosure.
- Fig. 5 is a schematic diagram of determining a measurement window according to an offset change rate provided by an exemplary embodiment of the present disclosure
- Fig. 6 is a schematic diagram of determining the measurement window according to the rate of change of the length of the time window provided by an exemplary embodiment of the present disclosure
- Fig. 7 is a schematic diagram of determining a measurement window according to a period change rate provided by an exemplary embodiment of the present disclosure
- FIG. 8 is a flowchart of a cell measurement method provided by another exemplary embodiment of the present disclosure.
- FIG. 9 is a flowchart of a cell measurement method provided by another exemplary embodiment of the present disclosure.
- Fig. 10 is a block diagram of a cell measurement device provided by an exemplary embodiment of the present disclosure.
- Fig. 11 is a block diagram of a cell measurement device provided by another exemplary embodiment of the present disclosure.
- Fig. 12 is a schematic structural diagram of a communication device provided by an exemplary embodiment of the present disclosure.
- Satellite communication is not restricted by the user's region. For example, general land communication cannot cover areas such as oceans, mountains, deserts, etc. that cannot be equipped with communication equipment or are not covered by communication due to sparse population. For satellite communication, due to a Satellites can cover a large area of the ground, and satellites can orbit the earth, so theoretically every corner of the earth can be covered by satellite communications. Secondly, satellite communication has great social value.
- Satellite communication can be covered at a lower cost in remote mountainous areas, poor and backward countries or regions, so that people in these regions can enjoy advanced voice communication and mobile Internet technology, which is conducive to narrowing the digital gap with developed regions and promoting development of these areas.
- the distance of satellite communication is long, and the cost of communication does not increase significantly with the increase of communication distance; finally, the stability of satellite communication is high, and it is not limited by natural disasters.
- LEO Low-Earth Orbit
- MEO Medium-Earth Orbit
- GEO Geostationary Earth Orbit
- HEO High Elliptical Orbit
- the altitude range of low-orbit satellites is 500km to 1500km, and the corresponding orbital period is about 1.5 hours to 2 hours.
- the signal propagation delay of single-hop communication between users is generally less than 20ms.
- the maximum satellite visible time is 20 minutes.
- the signal propagation distance is short, the link loss is small, and the requirements for the transmission power of the user terminal are not high.
- Satellites in geosynchronous orbit have an orbital altitude of 35786km and a period of 24 hours around the earth.
- the signal propagation delay of single-hop communication between users is generally 250ms.
- satellites use multi-beams to cover the ground.
- a satellite can form dozens or even hundreds of beams to cover the ground; a satellite beam can cover tens to hundreds of kilometers in diameter. ground area.
- FIG. 1 shows a scenario of transparently transmitting a payload NTN; which includes a UE 12 , a satellite 14 , a gateway device 16 and a data network 18 .
- a feeder link is included between the satellite 14 and the gateway device 16 .
- FIG. 2 shows a scenario of regenerative payload NTN; including UE 12 , satellite 14 , gateway device 16 and data network 18 .
- a feeder link is included between the satellite 14 and the gateway device 16
- an inter-satellite link is included between the satellites 14 and the satellites 14.
- the NTN network consists of the following network elements:
- ⁇ 1 or more gateways used to connect satellites and terrestrial public networks.
- Feeder link The link used for communication between the gateway and the satellite.
- Service link a link used for communication between the terminal and the satellite.
- ⁇ Satellite From the functions it provides, it can be divided into two types: transparent transmission load and regenerative load.
- ⁇ Transparent transmission load only provide wireless frequency filtering, frequency conversion and amplification functions, only provide transparent forwarding of signals, and will not change the waveform signal it forwards.
- Regenerative load In addition to providing radio frequency filtering, frequency conversion and amplification functions, it can also provide demodulation/decoding, routing/conversion, encoding/modulation functions. It has part or all of the functions of the base station.
- Inter-Satellite Links Exists in regenerative load scenarios.
- the cell radius is small, and the transmission delay gap between UE and different cells is very small, which is much smaller than the length of SSB-Measurement Timing Configuration (SMTC)/Measurement Gap .
- SMTC SSB-Measurement Timing Configuration
- the UE may also be in the coverage area of the satellite 2/satellite 3. Considering the mobility of the UE, the UE needs to perform the measurement of the neighboring cells covered by the satellite 2/satellite 3, and the influence of the transmission delay difference needs to be considered.
- the satellite (SA1) is the satellite of the serving cell
- the satellite (SA2) is the satellite of the neighboring cell.
- the transmission delay for the UE to receive signals from the serving cell can be expressed as T1g (feeder link transmission delay) + T1u (service link transmission delay), and the transmission delay for the UE to receive signals from neighboring cells is T2u + T2g.
- the transmission delay difference is T1g+T1u-(T2g+T2u).
- the transmission delay between the UE receiving the signal of the serving cell and the signal of the neighboring cell will have a large gap, that is, T1g+T1u-(T2g+T2u ) will not approach 0 and may be larger than the length of the SMTC/measurement interval.
- the UE may miss the SSB/CSI-RS measurement window and thus will not be able to perform measurements on the configured reference signal.
- the difference in propagation delay is also large, so the traditional SMTC/Gap configuration scheme cannot be applied to the NTN network environment, so the network needs to consider different UEs and different UEs when configuring SMTC/Gap measurement.
- the difference in transmission delay between satellites In the SMTC configuration, different frequencies are configured with different SMTCs, and cells with the same frequency used for measurement use the same SMTC configuration, which is not suitable for NTN networks with huge transmission delay differences.
- Fig. 4 shows a flowchart of a cell measurement method provided by an exemplary embodiment of the present disclosure.
- the method is executed by a terminal as an example.
- the method includes:
- Step 401 receiving configuration information
- the configuration information is used to instruct the terminal to dynamically adjust the time parameter rules when performing cell measurement.
- the configuration information is information that the network device configures the measurement window for the UE according to the location information of the UE and the ephemeris information of the satellite, wherein the configuration information includes a dynamic configuration rule of the time parameter of the measurement window.
- the type of satellite includes at least one of the following types: LEO satellite; MEO satellite; GEO satellite; unmanned aerial vehicle platform (UAS Platform) satellite; HEO satellite.
- the measurement window includes at least one of SMTC and measurement Gap.
- the time parameter includes at least one of offset (SMTC-offset; measurement Gap-gapoffset), period (SMTC-periodicity; measurement Gap-mgrp), and duration (SMTC-duration; measurement Gap-mgl).
- the time parameter further includes measuring Gap timing advance (measurement gap timing advance, mgta).
- the dynamic adjustment rule includes: at least one of a time parameter change rate and a time parameter configuration function.
- the rate of change of the time parameter is used to represent the periodic change rule of the time parameter;
- the time parameter configuration function is used to represent the functional relationship between the time window serial number and the time parameter.
- the configuration information may be sent to the UE through radio resource control (Radio Resource Control, RRC) signaling.
- RRC Radio Resource Control
- the configuration information of multiple sets of measurement windows can be included in the measurement window configuration table, and the maximum number of measurement window configurations that can be included in each measurement window configuration table can be determined by the network or according to the provisions of the protocol.
- the network may include an SMTC configuration table in the measurement configuration, for example: include an SMTC configuration table (smtc-ntn-list) in the measurement configuration, whose type is SSB-MTC-ntn-List, defined As follows: where SSB-MTC-ntn is a group of SMTC configurations, smtc-ntn-list contains multiple groups of SMTC configurations, and maxNrofSSBMTCntn is the maximum number of configurable SMTC groups.
- SSB-MTC-ntn is a group of SMTC configurations
- smtc-ntn-list contains multiple groups of SMTC configurations
- maxNrofSSBMTCntn is the maximum number of configurable SMTC groups.
- the network may include a measurement Gap configuration table in the measurement configuration, for example, the measurement configuration includes a measurement Gap configuration table (meagap-ntn-list), whose type is MeasGap-ntn-List, defined As follows: where MeasGap-ntn is a set of Gap measurement configurations, meagap-ntn-list contains multiple sets of Gap measurement configurations, where maxNrofMeasGapntn is the maximum configurable number of Gap measurement groups.
- MeasGap-ntn is a set of Gap measurement configurations
- meagap-ntn-list contains multiple sets of Gap measurement configurations
- maxNrofMeasGapntn is the maximum configurable number of Gap measurement groups.
- Step 402 determining a measurement window based on a dynamic adjustment rule.
- the measurement window is directly determined based on the dynamic adjustment rule; or, the measurement window is determined based on the dynamic adjustment rule and the initial time parameter.
- the configuration information includes the rate of change of the time parameter; based on the initial time parameter and the rate of change of the time parameter, the measurement window is determined.
- the UE calculates and obtains the value of the time parameter of the current measurement window according to the change rate configured by the network and the initial time parameter.
- the offset is taken as an example for illustration.
- the initial offset is 4ms, and the change rate of the network configuration is 1ms.
- the offset of the first measurement window is 4ms.
- the offset of the second measurement window is 5ms; the offset of the third measurement window is 6ms.
- the rate of change of the time parameter includes two numerical values of the rate of change, which are used to indicate the rate of change in alternate periods.
- the offset is taken as an example for illustration.
- the initial offset is 4ms
- the change rate of the network configuration is 1ms and 2ms.
- the offset of the first measurement window is 5ms (4ms+1ms);
- the offset of the third measurement window is 7ms (5ms+2ms);
- the offset of the fourth measurement window is 8ms (7ms +1ms), and so on.
- the above initial time parameter is configured in the configuration information; or, the initial time parameter is predefined; or, the initial time parameter is preconfigured.
- the initial time parameter configured in the configuration information is preferred; if the initial time parameter is not included in the configuration information, the default initial time parameter is used, and the default initial time parameter The time parameter is the above-mentioned preconfigured or predefined initial time parameter.
- the configuration information includes a time parameter configuration function; the measurement window is determined based on the time parameter configuration function.
- the time parameter configuration function includes but is not limited to any one of the following functions: a first-order function; or, a second-order function; or, other higher-order functions; or, other arbitrary forms of functions.
- the time parameter configuration function is a function related to the time parameter of the measurement window and the serial number of the measurement window.
- the UE calculates the value of the time parameter of the current measurement window according to the time parameter configuration function issued by the network.
- the first-order function is used to determine the offset as an example.
- the measurement window sequence number represents the sequence number of the measurement window that the UE can use to perform measurement since the UE receives the configuration information of the network.
- the position of the measuring window is determined as follows:
- the position of the first measurement window is the position of the latest time window that satisfies the corresponding time parameters configured by the network from the moment when the UE receives the configuration information of the network; Starting from the moment when one measurement window ends, the position of the latest time window that satisfies the corresponding time parameter configured by the network, where n ⁇ 2, and n is an integer.
- FIG. 5 shows a schematic diagram of determining the measurement window according to the offset change rate provided by an exemplary embodiment of the present disclosure.
- FIG. 6 shows a schematic diagram of determining the measurement window according to the change rate of the time window length provided by an exemplary embodiment of the present disclosure.
- FIG. 7 shows a schematic diagram of determining a measurement window according to a period change rate provided by an exemplary embodiment of the present disclosure.
- the time window 703 of time window) is used as the third measurement window satisfying the time parameter, and so on.
- the above configuration information further includes a cell list and/or a satellite list.
- the cell list is used to indicate the cell to which the dynamic adjustment rule configured in the configuration information applies
- the dynamic adjustment rule is a time parameter used to adjust the measurement window of the cell in the cell list.
- the satellite list is used to indicate the satellites to which the dynamic adjustment rules configured in the configuration information are applicable.
- the dynamic adjustment rules are applicable to adjusting the time parameters of the measurement window of the satellites in the satellite list, or the dynamic adjustment rules are applicable to adjusting the corresponding satellites in the satellite list.
- the time parameter of the measurement window of the cell is used to indicate the satellites to which the dynamic adjustment rules configured in the configuration information are applicable.
- the dynamic adjustment rules are applicable to adjusting the time parameters of the measurement window of the satellites in the satellite list, or the dynamic adjustment rules are applicable to adjusting the corresponding satellites in the satellite list.
- the time parameter of the measurement window of the cell is used to indicate the satellites to which the dynamic adjustment rules configured in the configuration information are applicable.
- the network may indicate to the UE the method of determining the measurement window through the shared mode indication information, or the UE may also adopt the default method of determining the measurement window in the overlapping measurement window Determine the measurement window for measurement.
- the default measurement window determination manner includes at least one of a random determination manner, a priority determination manner, and an extended measurement manner.
- the cell measurement method provided by the embodiment of the present disclosure configures the dynamic adjustment rule of the time parameter of the measurement window through the configuration information, and the UE can obtain the time parameter information of the subsequent SMTC/measurement Gap according to the configuration information, such as offset The value of amount/duration, etc., can effectively reduce the update frequency of SMTC/measurement Gap.
- the configuration information sent by the network device to the terminal device includes sharing mode indication information.
- FIG. 8 is a flow chart of a cell measurement method provided by another exemplary embodiment of the present disclosure. The method is applied to a UE as an example for illustration. As shown in FIG. 8 , the method includes:
- step 801 configuration information is received, and the configuration information includes sharing mode indication information.
- the shared mode indication information is used to indicate a window determination manner when the measurement windows calculated by at least two sets of configuration information overlap.
- the sharing mode indication information is used to indicate the behavior of the UE when the measurement windows calculated according to multiple sets of measurement window configuration information overlap.
- the measurement window determination manner indicated by the sharing mode indication information includes at least one of a random determination manner, a priority determination manner, and an extended measurement manner.
- Step 802 determine a measurement window based on the sharing mode indication information.
- the shared mode indication information indicates a random determination method, randomly determine a measurement window from the measurement windows calculated from at least two sets of configuration information for measurement.
- the UE randomly performs corresponding measurement according to one measurement window.
- the sharing mode indication information indicates a priority determination method
- the UE selects the measurement window calculated from the measurement window configuration information with the highest priority to perform corresponding measurements.
- a measurement window is randomly selected from the multiple measurement window configuration information with the highest priority to perform corresponding measurement.
- the default is the highest or lowest priority.
- the priority of the configuration information of the measurement window may be determined according to at least one of the following methods:
- the priority of the measurement window configuration information may be included in the measurement window configuration information, or configured separately.
- the configuration information includes a priority indication resource, which is used to indicate the priority corresponding to the measurement window configured in the current configuration information.
- a priority indication resource which is used to indicate the priority corresponding to the measurement window configured in the current configuration information.
- the measurement window configured by the configuration information is the highest priority or the lowest priority by default.
- selecting the highest priority in the applicable cell list corresponding to the measurement window configuration information is used as the priority of the measurement window configured by the current measurement window configuration information
- the average priority in the applicable cell list corresponding to the measurement window configuration information is selected as the priority of the measurement window configured by the current measurement window configuration information.
- the highest priority in the applicable satellite list corresponding to the measurement window configuration information is selected as the priority of the measurement window configured by the current measurement window configuration information
- the average priority in the applicable satellite list corresponding to the measurement window configuration information is selected as the priority of the measurement window configured by the current measurement window configuration information.
- the sharing mode indication information indicates an extended measurement mode
- use the extended measurement window for measurement and the extended measurement window includes the range of the measurement window calculated by at least two sets of configuration information.
- the measurement window is extended to a range that can include two overlapping measurement windows, and then corresponding measurements are performed simultaneously.
- frequency points and/or subcarrier spacings of reference signals measured by measurement windows obtained through calculation of at least two sets of configuration information are the same.
- the measurement window may be extended to a range that can include the two overlapping measurement windows, and then corresponding measurements are performed simultaneously.
- the frequency points or subcarrier spacings of the reference signals that need to be measured by the overlapping measurement windows are different, then select the shared mode configuration. other methods.
- the embodiment shown in FIG. 8 can be combined with the embodiment shown in FIG. 4 to implement an overall embodiment, that is, the configuration information provided in FIG. 4 and the configuration information provided in FIG. 8 are the same
- the configuration information may also be implemented as independent embodiments, that is, the configuration information provided in FIG. 4 and the configuration information provided in FIG. 8 are different configuration information, which is not limited in the present disclosure.
- the method provided by the embodiments of the present disclosure specifies a processing scheme in the case of SMTC/measurement Gap sending overlapping measurement windows. According to the selected scheme, the UE can efficiently determine the cell that needs to be measured; or priority measurement is more necessary The measured area.
- FIG. 9 is a flow chart of a method for measuring a cell provided by another exemplary embodiment of the present disclosure. This method is applied to a communication system as an example, as shown in Figure 9, the method includes:
- step 901 the network device sends configuration information to the terminal according to the location information of the terminal and the ephemeris information of the satellite.
- the location information of the terminal includes the precise location information of the terminal or the rough location information of the terminal;
- the ephemeris information of the satellite includes the ephemeris information of the serving satellite and the ephemeris information of the neighboring satellite to be measured.
- the precise location information refers to the relatively fine positioning information reported by the terminal, such as: the distance information and direction information between the network equipment;
- the rough location information refers to the relatively rough positioning information reported by the terminal, such as: the location where the terminal is located district.
- the network when the UE reports relatively rough location information, the network needs to configure a measurement window applicable to UEs within the range of the rough location information.
- the network can appropriately expand the duration of the measurement window when configuring it.
- the network when the network detects that the location of the UE changes and the original measurement window configuration is not applicable to the current location of the UE, the network can update the configuration information of the UE's measurement window; or, the network can periodically Updating the configuration information of the measurement window; or, the network may specify the valid time of the configuration information of the measurement window, and update the configuration information of the measurement window when it detects that the configuration of the measurement window is invalid.
- the configuration information includes dynamic adjustment rules for indicating time parameters; and/or, the configuration information includes sharing mode indication information.
- the configuration information is used to indicate the dynamic adjustment rule of the time parameter when the terminal performs cell measurement.
- the configuration information includes at least one of a time parameter change rate and a time parameter configuration function as a dynamic adjustment rule.
- the time parameter change rate is used to determine the measurement window with the initial time parameter; the time parameter configuration function is used to determine the time parameter of the measurement window according to the measurement window serial number and the functional relationship.
- the time parameter configuration function includes but is not limited to at least one of a first-order function and a second-order function.
- the initial time parameter is configured in the configuration information; or, the initial time parameter is predefined; or, the initial time parameter is preconfigured.
- the measurement window includes at least one of a synchronization signal block measurement timing configuration SSB-MTC and a measurement interval Gap.
- the time parameter includes at least one of offset, period, and duration.
- the time parameter further includes measuring Gap timing advance.
- the above configuration information further includes a cell list and/or a satellite list.
- the cell list is used to indicate the cell to which the dynamic adjustment rule configured in the configuration information applies
- the dynamic adjustment rule is a time parameter used to adjust the measurement window of the cell in the cell list.
- the satellite list is used to indicate the satellites to which the dynamic adjustment rules configured in the configuration information are applicable.
- the dynamic adjustment rules are applicable to adjusting the time parameters of the measurement window of the satellites in the satellite list, or the dynamic adjustment rules are applicable to adjusting the corresponding satellites in the satellite list.
- the time parameter of the measurement window of the cell is used to indicate the satellites to which the dynamic adjustment rules configured in the configuration information are applicable.
- the dynamic adjustment rules are applicable to adjusting the time parameters of the measurement window of the satellites in the satellite list, or the dynamic adjustment rules are applicable to adjusting the corresponding satellites in the satellite list.
- the time parameter of the measurement window of the cell is used to indicate the satellites to which the dynamic adjustment rules configured in the configuration information are applicable.
- the configuration information further includes sharing mode indication information
- the sharing mode indication information is used to indicate a window determination manner when measurement windows calculated by at least two sets of configuration information overlap. That is, when the measurement windows calculated by at least two sets of configuration information overlap, the network may indicate to the UE the manner of determining the measurement window through the sharing mode indication information.
- the UE may also use a default measurement window determination method to determine a measurement window in overlapping measurement windows for measurement.
- the default measurement window determination manner includes at least one of a random determination manner, a priority determination manner, and an extended measurement manner.
- the UE uses a default measurement window determination method to determine a measurement window among overlapping measurement windows for measurement.
- the data transmission with the terminal is performed on an unselected measurement window among the measurement windows calculated by at least two sets of configuration information.
- the UE reports to the network device the measurement window selected by the UE in the case of overlap, so that the network device performs data transmission with the terminal on an unselected measurement window among the measurement windows calculated by at least two sets of configuration information.
- the UE can select only the measurement window according to the configuration, and the network device can also determine the measurement window selected by the UE according to the delivered configuration information, and the unselected measurement windows in the measurement windows calculated by at least two sets of configuration information Data transmission with the terminal is carried out on the measurement window.
- Step 902 the terminal receives configuration information.
- the configuration information is information that the network device configures the measurement window for the UE according to the location information of the UE and the ephemeris information of the satellite, wherein the configuration information includes a dynamic configuration rule of the time parameter of the measurement window.
- the type of satellite includes at least one of the following types: LEO satellite; MEO satellite; GEO satellite; unmanned aerial vehicle platform (UAS Platform) satellite; HEO satellite.
- the measurement window includes at least one of SMTC and measurement Gap.
- the dynamic adjustment rule includes: at least one of a time parameter change rate and a time parameter configuration function.
- the rate of change of the time parameter is used to represent the periodic change rule of the time parameter;
- the time parameter configuration function is used to represent the functional relationship between the time window serial number and the time parameter.
- the configuration information may be sent to the UE through radio resource control (Radio Resource Control, RRC) signaling.
- RRC Radio Resource Control
- the configuration information includes sharing mode indication information.
- the shared mode indication information is used to indicate a window determination manner when the measurement windows calculated by at least two sets of configuration information overlap.
- the sharing mode indication information is used to indicate the behavior of the UE when the measurement windows calculated according to multiple sets of measurement window configuration information overlap.
- the measurement window determination manner indicated by the sharing mode indication information includes at least one of a random determination manner, a priority determination manner, and an extended measurement manner.
- Step 903 the terminal dynamically determines the measurement window according to the configuration information.
- the measurement window is directly determined based on the dynamic adjustment rule; or, the measurement window is determined based on the dynamic adjustment rule and the initial time parameter.
- the measurement window is determined according to the sharing mode indication information for measurement.
- the method provided by the embodiment of the present disclosure configures the dynamic adjustment rule of the time parameter of the measurement window through the configuration information, and the UE can obtain the time parameter information of the subsequent SMTC/measurement Gap according to the configuration information, such as offset/ The value of the duration, etc., can effectively reduce the update frequency of SMTC/measurement Gap.
- the processing scheme is specified in the case of SMTC/measurement Gap sending overlapping measurement windows. According to the selected scheme, the UE can efficiently determine the cell that needs to be measured; or preferentially measure the cell that needs to be measured more.
- Fig. 10 is a structural block diagram of a cell measurement device provided by an exemplary embodiment of the present disclosure. As shown in Fig. 10 , the device includes:
- a receiving module 1010 configured to receive configuration information, where the configuration information is used to indicate a dynamic adjustment rule of a time parameter when the terminal performs cell measurement;
- a processing module 1020 configured to determine a measurement window based on the dynamic adjustment rule.
- the processing module 1020 is configured to determine the measurement window based on the dynamic adjustment rule and an initial time parameter.
- the configuration information includes a time parameter change rate
- the processing module 1020 is configured to determine the measurement window based on the initial time parameter and the rate of change of the time parameter.
- the configuration information includes a time parameter configuration function
- the processing module 1020 is configured to determine the measurement window based on the time parameter configuration function.
- the time parameter configuration function includes but is not limited to at least one of a first-order function and a second-order function.
- the initial time parameter is configured in the configuration information; or, the initial time parameter is predefined; or,
- the initial time parameter is preconfigured.
- the measurement window includes at least one of a synchronization signal block measurement timing configuration SSB-MTC and a measurement interval Gap.
- the time parameter includes at least one of offset, period, and duration.
- the time parameter when the measurement window includes the measurement Gap, the time parameter further includes a timing advance.
- the configuration information further includes a cell list and/or a satellite list
- the cell list is used to indicate the cell to which the dynamic adjustment rule configured in the configuration information is applicable, and the dynamic adjustment rule is applicable to adjust the time parameter of the measurement window of the cell in the cell list;
- the satellite list is used to indicate The satellites to which the dynamic adjustment rules configured in the configuration information are applicable, the dynamic adjustment rules are applicable to adjusting the time parameters of the measurement windows of the satellites in the satellite list, or the dynamic adjustment rules are applicable to adjusting the satellites in the satellite list
- the satellite corresponds to the time parameter of the measurement window of the cell.
- the configuration information further includes sharing mode indication information
- the shared mode indication information is used to indicate a window determination manner when the measurement windows calculated by at least two sets of configuration information overlap.
- the processing module 1020 is further configured to randomly determine a measurement window from measurement windows calculated from at least two sets of configuration information to perform measurement when the sharing mode indication information indicates a random determination manner.
- the processing module 1020 is further configured to adopt the measurement window with the highest priority among the measurement windows calculated from at least two groups of configuration information when the sharing mode indication information indicates a priority determination method Perform measurement, wherein the measurement window with the highest priority includes a measurement window calculated according to the configuration information with the highest priority.
- the processing module 1020 is further configured to use the extended measurement window to perform measurement based on the measurement window calculated based on at least two sets of configuration information when the sharing mode indication information indicates an extended measurement mode, the The extended measurement window includes the range of the measurement window calculated by at least two sets of configuration information.
- frequency points and/or subcarrier spacings of reference signals measured by measurement windows obtained through calculation of at least two sets of configuration information are the same.
- Fig. 11 is a structural block diagram of a cell measurement device provided by another exemplary embodiment of the present disclosure. As shown in Fig. 11 , the device includes:
- the sending module 1110 is configured to send configuration information to the terminal according to the location information of the terminal and the ephemeris information of the satellite, the configuration information is used to indicate the dynamic adjustment rule of the time parameter when the terminal performs cell measurement.
- the configuration information includes at least one of a time parameter change rate and a time parameter configuration function.
- the time parameter configuration function includes but is not limited to at least one of a first-order function and a second-order function.
- the configuration information also includes an initial time parameter.
- the measurement window includes at least one of a synchronization signal block measurement timing configuration SSB-MTC and a measurement interval Gap.
- the time parameter includes at least one of offset, period, and duration.
- the time parameter when the measurement window includes the measurement Gap, the time parameter further includes a timing advance.
- the configuration information further includes a cell list and/or a satellite list
- the cell list is used to indicate the cell to which the dynamic adjustment rule configured in the configuration information is applicable, and the dynamic adjustment rule is applicable to adjust the time parameter of the measurement window of the cell in the cell list;
- the satellite list is used to indicate The satellites to which the dynamic adjustment rules configured in the configuration information are applicable, the dynamic adjustment rules are applicable to adjusting the time parameters of the measurement windows of the satellites in the satellite list, or the dynamic adjustment rules are applicable to adjusting the satellites in the satellite list
- the satellite corresponds to the time parameter of the measurement window of the cell.
- the configuration information further includes sharing mode indication information
- the shared mode indication information is used to indicate a window determination manner when the measurement windows calculated by at least two sets of configuration information overlap.
- the sending module 1110/receiving module 1120 is configured to, based on the window determination manner, perform a comparison with the unselected measurement windows among the measurement windows calculated from the at least two sets of configuration information. The data transmission of the terminal.
- the location information of the terminal includes precise location information of the terminal or rough location information of the terminal.
- the ephemeris information of the satellite includes the ephemeris information of the serving satellite and the ephemeris information of the neighboring satellite to be measured.
- the device provided by the embodiment of the present disclosure configures the dynamic adjustment rule of the time parameter of the measurement window through the configuration information, and the UE can obtain the time parameter information of the subsequent SMTC/measurement Gap according to the configuration information, such as offset/ The value of the duration, etc., can effectively reduce the update frequency of SMTC/measurement Gap. It specifies the processing scheme in the case of SMTC/measurement Gap sending overlapping measurement windows. According to the selected scheme, the UE can efficiently determine the cell that needs to be measured; or preferentially measure the cell that needs to be measured more.
- FIG. 12 shows a schematic structural diagram of a communication device (network device or terminal) provided by an exemplary embodiment of the present disclosure.
- the communication device includes: a processor 101 , a receiver 102 , a transmitter 103 , a memory 104 and a bus 105 .
- the processor 101 includes one or more processing cores, and the processor 101 executes various functional applications and information processing by running software programs and modules.
- the receiver 102 and the transmitter 103 can be implemented as a communication component, which can be a communication chip.
- the memory 104 is connected to the processor 101 through the bus 105 .
- the memory 104 may be used to store at least one instruction, and the processor 101 is used to execute the at least one instruction, so as to implement various steps in the foregoing method embodiments.
- the memory 104 can be implemented by any type of volatile or non-volatile storage device or their combination.
- the volatile or non-volatile storage device includes but not limited to: magnetic disk or optical disk, electrically erasable and programmable Read Only Memory (Erasable Programmable Read Only Memory, EEPROM), Erasable Programmable Read Only Memory (EPROM), Static Random Access Memory (SRAM), Read Only Memory (Read -Only Memory, ROM), magnetic memory, flash memory, programmable read-only memory (Programmable Read-Only Memory, PROM).
- a computer-readable storage medium stores at least one instruction, at least one program, a code set or an instruction set, the at least one instruction, the At least one program, the code set or the instruction set is loaded and executed by the processor to implement the cell measurement method performed by the terminal device or the network device provided in the above method embodiments.
- the program can be stored in a computer-readable storage medium.
- the above-mentioned The storage medium mentioned may be a read-only memory, a magnetic disk or an optical disk, and the like.
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Abstract
Description
Claims (32)
- 一种小区测量方法,其特征在于,由终端执行,所述方法包括:接收配置信息,所述配置信息用于指示所述终端进行小区测量时,时间参数的动态调整规则;基于所述动态调整规则确定测量窗。
- 根据权利要求1所述的方法,其特征在于,所述基于所述动态调整规则确定测量窗,包括:基于所述动态调整规则和初始时间参数,确定所述测量窗。
- 根据权利要求2所述的方法,其特征在于,所述配置信息中包括时间参数变化率;所述基于所述动态调整规则和初始时间参数,确定所述测量窗,包括:基于初始时间参数和所述时间参数变化率,确定所述测量窗。
- 根据权利要求1所述的方法,其特征在于,所述配置信息中包括时间参数配置函数;所述基于所述动态调整规则确定所述测量窗,包括:基于所述时间参数配置函数,确定所述测量窗。
- 根据权利要求4所述的方法,其特征在于,所述时间参数配置函数包括一阶函数和二阶函数中的至少一种。
- 根据权利要求2所述的方法,其特征在于,所述初始时间参数为所述配置信息中配置的;或者,所述初始时间参数为预定义的;或者,所述初始时间参数为预配置的。
- 根据权利要求1至6任一所述的方法,其特征在于,所述测量窗包括同步信号块测量定时配置SSB-MTC和测量间隔中的至少一种。
- 根据权利要求1至6任一所述的方法,其特征在于,所述时间参数包括偏移量、周期、持续时长中的至少一种。
- 根据权利要求8所述的方法,其特征在于,当所述测量窗包括所述测量间隔时,所述时间参数还包括定时提前量。
- 根据权利要求1至6任一所述的方法,其特征在于,所述配置信息中还包括小区列表和/或卫星列表;所述小区列表用于指示所述配置信息所配置的动态调整规则适用的小区,所述动态调整规则适用于调整所述小区列表中的小区的测量窗的时间参数;所述卫星列表用于指示所述配置信息所配置的动态调整规则适用的卫星,所述动态调整规则适用于调整所述卫星列表中的卫星的测量窗的时间参数,或者所述动态调整规则适用于调整所述卫星列表中的卫星对应小区的测量窗的时间参数。
- 根据权利要求1至6任一所述的方法,其特征在于,所述配置信息中还包括共享模式指示信息;所述共享模式指示信息用于指示当至少两组配置信息计算得到的测量窗重叠时的窗口确定方式。
- 根据权利要求11所述的方法,其特征在于,所述方法还包括:当所述共享模式指示信息指示随机确定方式时,从至少两组配置信息计算得到的测量窗中随机确定测量窗进行测量。
- 根据权利要求11所述的方法,其特征在于,所述方法还包括:当所述共享模式指示信息指示优先级确定方式时,从至少两组配置信息计算得到的测量窗中,采用优先级最高的测量窗进行测量,其中,优先级最高的测量窗包括根据优先级最高的配置信息计算得到的测量窗。
- 根据权利要求11所述的方法,其特征在于,所述方法还包括:当所述共享模式指示信息指示扩展测量方式时,基于至少两组配置信息计算得到的测量窗,采用扩展测量窗进行测量,所述扩展测量窗包含至少两组配置信息计算得到的测量窗的范围。
- 根据权利要求14所述的方法,其特征在于,至少两组配置信息计算得到的测量窗测量的参考信号的频点和/或子载波间隔相同。
- 一种小区测量方法,其特征在于,由网络设备执行,所述方法包括:根据终端的位置信息和卫星的星历信息向终端发送配置信息,所述配置信息用于指示所述终端进行小区测量时,时间参数的动态调整规则。
- 根据权利要求16所述的方法,其特征在于,所述配置信息中包括时间参数变化率和时间参数配置函数中的至少一种。
- 根据权利要求17所述的方法,其特征在于,所述时间参数配置函数包括一阶函数和二阶函数中的至少一种。
- 根据权利要求16所述的方法,其特征在于,所述配置信息中还包括初始时间参数。
- 根据权利要求16至19任一所述的方法,其特征在于,所述测量窗包括同步信号块测量定时配置SSB-MTC和测量间隔中的至少一种。
- 根据权利要求16至19任一所述的方法,其特征在于,所述时间参数包括偏移量、周期、持续时长中的至少一种。
- 根据权利要求21所述的方法,其特征在于,当所述测量窗包括所述测量间隔时,所述时间参数还包括定时提前量。
- 根据权利要求16至19任一所述的方法,其特征在于,所述配置信息中还包括小区列表和/或卫星列表;所述小区列表用于指示所述配置信息所配置的动态调整规则适用的小区,所述动态调整规则适用于调整所述小区列表中的小区的测量窗的时间参数;所述卫星列表用于指示所述配置信息所配置的动态调整规则适用的卫星,所述动态调整规则适用于调整所述卫星列表中的卫星的测量窗的时间参数,或者所述动态调整规则适用于调整所述卫星列表中的卫星对应小区的测量窗的时间参数。
- 根据权利要求16至19任一所述的方法,其特征在于,所述配置信息中还包括共享模式指示信息;所述共享模式指示信息用于指示当至少两组配置信息计算得到的测量窗重叠时的窗口确定方式。
- 根据权利要求24所述的方法,其特征在于,所述方法还包括:基于所述窗口确定方式,在所述至少两组配置信息计算得到的测量窗中未被选择的测量窗上进行与所述终端的数据传输。
- 根据权利要求16至19任一所述的方法,其特征在于,所述终端的位置信息包括终端的精确位置信息或者终端的粗略位置信息。
- 根据权利要求16至19任一所述的方法,其特征在于,所述卫星的星历信息包括服务卫星的星历信息和待测邻区卫星的星历信息。
- 一种小区测量装置,其特征在于,所述装置包括:接收模块,用于接收配置信息,所述配置信息用于指示所述终端进行小区测量时,时间参数的动态调整规则;处理模块,用于基于所述动态调整规则确定测量窗。
- 一种小区测量装置,其特征在于,所述装置包括:发送模块,用于根据终端的位置信息和卫星的星历信息向终端发送配置信息,所述配置信息用于指示所述终端进行小区测量时,时间参数的动态调整规则。
- 一种终端,其特征在于,所述终端包括:处理器;与所述处理器相连的收发器;用于存储所述处理器的可执行指令的存储器;其中,所述处理器被配置为加载并执行所述可执行指令以实现如权利要求1至15中任一所述的小区测量方法。
- 一种网络设备,其特征在于,所述网络设备包括:处理器;与所述处理器相连的收发器;用于存储所述处理器的可执行指令的存储器;其中,所述处理器被配置为加载并执行所述可执行指令以实现如权利要求16至27中任一所述的小区测量方法。
- 一种计算机可读存储介质,其特征在于,所述可读存储介质中存储有可执行指令,所述可执行指令由所述处理器加载并执行以实现如权利要求1至27中任一所述的小区测量方法。
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