CN114598432A - TRS information sending and measuring method, device, equipment and readable storage medium - Google Patents

TRS information sending and measuring method, device, equipment and readable storage medium Download PDF

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Publication number
CN114598432A
CN114598432A CN202011430763.1A CN202011430763A CN114598432A CN 114598432 A CN114598432 A CN 114598432A CN 202011430763 A CN202011430763 A CN 202011430763A CN 114598432 A CN114598432 A CN 114598432A
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China
Prior art keywords
trs
terminal
information
cell
trss
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CN202011430763.1A
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Chinese (zh)
Inventor
何文林
周娇
乌力吉
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China Mobile Communications Group Co Ltd
China Mobile Communications Ltd Research Institute
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China Mobile Communications Group Co Ltd
China Mobile Communications Ltd Research Institute
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Priority to CN202011430763.1A priority Critical patent/CN114598432A/en
Publication of CN114598432A publication Critical patent/CN114598432A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states
    • 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

Abstract

The embodiment of the application provides a TRS information sending and measuring method, a TRS information sending and measuring device, TRS information measuring equipment and a readable storage medium, wherein the TRS information sending and measuring method comprises the following steps: sending first information to a terminal, wherein the first information comprises: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: the TRS sent by each TPR in a first cell, where the first cell is a cell to which the terminal is currently accessed. In the embodiment of the application, when the terminal accesses the cell, the network side can send the resource configuration of each TRS in the cell to the terminal, and the terminal only needs to measure the tracking reference signal according to the received resource configuration of the TRS and the maximum number of TRSs which the terminal supports to measure simultaneously, so that the network side does not need to notify the terminal even when the measurement range of the TRS changes, and the overhead of signaling and resources is reduced.

Description

TRS information sending and measuring method, device, equipment and readable storage medium
Technical Field
The embodiment of the application relates to the technical field of communication, in particular to a method, a device, equipment and a readable storage medium for sending and measuring Tracking Reference Signal (TRS) information.
Background
At present, two sets of TRSs are configured on the same rod in a high-speed rail scene, where TRS time-frequency resources in two directions are different, but TRSs in the same direction on adjacent physical sites in the same combined cell interfere with each other, so that demodulation performance of TRSs is reduced, N sets of TRSs need to be configured, and configurations of TRSs in the same direction are staggered, but at present, a terminal can measure M sets of TRSs (M < N) at most, and after a TRS Resource changes, a base station needs to notify the terminal through a Radio Resource Control (RRC) reconfiguration message or a Medium Access Control (MAC) Control Element (Control Element, CE), so as to increase signaling overhead.
Disclosure of Invention
An object of the embodiments of the present application is to provide a method, an apparatus, a device, and a readable storage medium for transmitting and measuring TRS information, which solve the problem of increasing signaling overhead.
In a first aspect, a method for sending TRS information, performed by a network side device, is provided and includes:
sending first information to a terminal, wherein the first information comprises: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: the TRS sent by each TPR in a first cell, where the first cell is a cell to which the terminal is currently accessed.
Optionally, before sending the first information to the terminal, the method further includes:
receiving second information sent by the terminal, wherein the second information indicates that the terminal supports the maximum number of TRSs to be measured simultaneously;
and if the maximum number of the TRSs supported by the terminal for simultaneous measurement is less than or equal to the number of the TRSs in the first TRS sequence, executing the step of sending the first information to the terminal.
Optionally, the sending the first information to the terminal includes:
and sending a first message to a terminal, wherein the first message comprises a TRS indication, and the TRS indication is used for indicating the resource configuration of each TRS in a first TRS sequence.
Optionally, the first message is an RRC connection reconfiguration message or a MAC CE command.
Optionally, the method further comprises:
determining the first TRS sequence according to the arrangement order of the TPR in the first cell in the moving direction of the terminal and the TRS issued by each TRP, where the TRSs in the first TRS sequence are ordered according to the TPR order of the terminal, and each TPR corresponds to one or more TRSs.
Optionally, the method further comprises:
and determining the measurement range of the TRS needing to be measured according to the number of the TRSs in the first TRS sequence and the maximum number of the TRSs supported by the terminal to be measured simultaneously.
Optionally, the first information further includes: and the measurement threshold is used for judging whether the terminal also measures the first TRS in the current measurement range, and if the judgment result is that the terminal does not measure the first TRS in the current measurement range, the terminal measures the TRS in the next measurement range.
In a second aspect, a method for tracking reference signal measurement is provided, which is performed by a terminal and includes:
receiving first information, the first information comprising: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: a TRS issued by each TPR in a first cell, wherein the first cell is a cell to which the terminal is currently accessed;
and measuring a tracking reference signal according to the first information.
Optionally, the method further comprises:
and sending second information, wherein the second information indicates that the terminal supports the maximum number of TRSs to be measured simultaneously.
Optionally, the receiving the first information includes:
when the terminal accesses the first cell, receiving a first message, where the first message includes a TRS indicator, and the TRS indicator is used to indicate a resource configuration of each TRS in a first TRS sequence.
Optionally, the first message is an RRC connection reconfiguration message or a MAC CE command.
Optionally, the TRSs in the first TRS sequence are sorted by the TPR of the terminal, and each TPR corresponds to one or more TRSs.
Optionally, the first information further includes: and the measurement threshold is used for judging whether the terminal also measures the first TRS in the current measurement range, and if the judgment result is that the terminal does not measure the first TRS in the current measurement range, the terminal measures the TRS in the next measurement range.
Optionally, measuring a tracking reference signal according to the first information, including:
from TRS in the first measuring range1Start to measure TRSMIf the terminal measures TRS1Is below the measurement threshold, the TRS is no longer measured1In the second measurement range from TRS2Start measuring to TRSM+1Sequentially measuring backwards until the measurement TRS comprises a TRSN-M+1To TRSNKeeping the measured M TRSs unchanged until switching to a new cell;
wherein N represents the number of TRSs in the first TRS sequence, and M represents the maximum number of TRSs that the terminal supports simultaneous measurement.
In a third aspect, an apparatus for TRS measurement is provided, including:
a first sending module, configured to send first information to a terminal, where the first information includes: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: the TRS sent by each TPR in a first cell, where the first cell is a cell to which the terminal is currently accessed.
In a fourth aspect, an apparatus for TRS measurement is provided, comprising:
a second receiving module, configured to receive first information, where the first information includes: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: a TRS issued by each TPR in a first cell, wherein the first cell is a cell to which the terminal is currently accessed;
and the measurement module is used for measuring the tracking reference signal according to the first information.
In a fifth aspect, a terminal is provided, including: a processor, a memory and a program stored on the memory and executable on the processor, which program, when executed by the processor, carries out the steps of the method according to the first aspect.
In a sixth aspect, a network-side device is provided, including: a processor, a memory and a program stored on the memory and executable on the processor, which program, when executed by the processor, carries out the steps of the method according to the second aspect.
In a seventh aspect, a readable storage medium is provided, on which a program is stored, which when executed by a processor implements steps comprising the method of the first or second aspect.
In the embodiment of the application, when the terminal accesses the cell, the network side can send the resource configuration of each TRS in the cell to the terminal, and the terminal only needs to measure the tracking reference signal according to the received resource configuration of the TRS and the maximum number of TRSs which the terminal supports to measure simultaneously, so that the network side does not need to notify the terminal even when the measurement range of the TRS changes, and the overhead of signaling and resources is reduced.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a block diagram of a wireless communication system to which embodiments of the present application are applicable;
FIG. 2 is a flow chart of one method of tracking reference signal measurements in an embodiment of the present application;
FIG. 3 is a second flowchart of a method for tracking reference signal measurements in an embodiment of the present application;
FIG. 4 is a schematic diagram of tracking reference signal measurements in an embodiment of the present application;
FIG. 5 is one of the schematic diagrams of an apparatus for tracking reference signal measurements in an embodiment of the present application;
FIG. 6 is a second schematic diagram of an apparatus for tracking reference signal measurement in an embodiment of the present application;
FIG. 7 is a diagram of a terminal according to an embodiment of the present application;
fig. 8 is a schematic diagram of a network-side device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "comprises," "comprising," or any other variation thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, the use of "and/or" in the specification and claims means that at least one of the connected objects, such as a and/or B, means that three cases, a alone, B alone, and both a and B, exist.
In the embodiments of the present application, words such as "exemplary" or "for example" are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" or "e.g.," is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present concepts related in a concrete fashion.
It is noted that the techniques described in the embodiments of the present application are not limited to Long Term Evolution (LTE)/LTE Evolution (LTE-Advanced) systems, but may also be used in other wireless communication systems, such as Code Division Multiple Access (CDMA), Time Division Multiple Access (TDMA), Frequency Division Multiple Access (FDMA), Orthogonal Frequency Division Multiple Access (OFDMA), Single-carrier Frequency-Division Multiple Access (SC-FDMA), and other systems. The terms "system" and "network" in the embodiments of the present application are often used interchangeably, and the described techniques can be used for both the above-mentioned systems and radio technologies, as well as for other systems and radio technologies. However, the following description describes a New Radio (NR) system for purposes of example, and NR terminology is used in much of the description below, although the techniques may also be applied to applications other than NR system applications, such as 6th Generation (6G) communication systems.
Fig. 1 shows a block diagram of a wireless communication system to which embodiments of the present application are applicable. The wireless communication system includes a terminal 11 and a network-side device 12. Wherein, the terminal 11 may also be called as a terminal Device or a User Equipment (UE), the terminal 11 may be a Mobile phone, a Tablet Personal Computer (Tablet Personal Computer), a Laptop Computer (Laptop Computer) or a notebook Computer, a Personal Digital Assistant (PDA), a palmtop Computer, a netbook, a super-Mobile Personal Computer (UMPC), a Mobile Internet Device (MID), a Wearable Device (Wearable Device) or a vehicle-mounted Device (VUE), a pedestrian terminal (PUE), and other terminal side devices, the Wearable Device includes: bracelets, earphones, glasses and the like. It should be noted that the embodiment of the present application does not limit the specific type of the terminal 11. The network-side device 12 may be a Base station or a core network, wherein the Base station may be referred to as a node B, an evolved node B, an access Point, a Base Transceiver Station (BTS), a radio Base station, a radio transceiver, a Basic Service Set (BSS), an Extended Service Set (ESS), a node B, an evolved node B (eNB), a home node B, a WLAN access Point, a WiFi node, a Transmit Receive Point (TRP), or some other suitable terminology in the field, as long as the same technical effect is achieved, the Base station is not limited to a specific technical vocabulary, and it should be noted that in the embodiment of the present application, only the Base station in the NR system is taken as an example, but the specific type of the Base station is not limited.
Referring to fig. 2, the present application provides a TRS measurement method, which is executed by a network side device, and includes step 201.
Step 201: sending first information to a terminal, wherein the first information comprises: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: the TRS sent by each TPR in a first cell, where the first cell is a cell to which the terminal is currently accessed.
It is understood that the TRS in the first TRS sequence is transmitted with a TRP determined by factors such as the moving direction of the terminal, and the number of the TRP is not particularly limited in the embodiment of the present application.
In this embodiment of the application, before sending the first information to the terminal, the method may further include: receiving second information sent by the terminal, where the second information indicates a maximum number of TRSs supported by the terminal (for example, denoted as M); if the maximum number of the simultaneous measurement TRSs supported by the terminal is less than or equal to the number of TRSs in the first TRS sequence (e.g., denoted as N), i.e., M ≦ N, then the step of sending the first information to the terminal is performed.
In this embodiment of the present application, in step 201, a first message is sent to a terminal, where the first message includes a TRS indicator (indicator), and the TRS indicator is used to indicate a resource configuration of each TRS in a first TRS sequence.
Optionally, the first message is a Radio Resource Control (RRC) connection reconfiguration message or a Medium Access Control (MAC) Control Element (CE) command.
In an embodiment of the present application, the method further includes: determining the first TRS sequence according to the arrangement order of the TPRs in the first cell in the moving direction of the terminal and the TRS issued by each TRP, where the TRSs in the first TRS sequence are sorted according to the order of TPRs passed by the terminal, and each TPR corresponds to one or more TRSs.
Referring to fig. 4, if the direction in which the terminal moves is the direction of the arrow shown in the figure, the first TRS sequence includes: TRS1、TRS2、TRS3、TRS4、……、TRS9、TRS10、TRS11、TRS12. If the direction in which the terminal moves is the opposite direction as indicated by the arrow shown in the figure, the first TRS sequence includes: TRS12、TRS11、TRS10、TRS9、……、TRS4、TRS3、TRS2、TRS1。
That is, different TRS sequences may be issued according to different moving directions of the terminal. Marking the adjacent regions at two sides of the cell as a left adjacent region and a right adjacent region, wherein the left adjacent region is connected with a TRS sequence 1 (TRS)1/TRS2……TRSN) Correspondingly, the right neighbor is associated with the TRS sequence 2 (TRS)N/TRSN-1……TRS1) And (7) corresponding. And if the terminal is switched from the left adjacent region, the TRS sequence 1 is issued, and if the terminal is switched from the right adjacent region, the TRS sequence 2 is issued.
In an embodiment of the present application, the method further includes: and determining a measurement range of the TRS to be measured according to the number of the TRSs in the first TRS sequence and the maximum number of the TRSs supported by the terminal to be measured simultaneously.
It is understood that the measurement range refers to a range for measuring TRSs, for example, the measurement range corresponds to each TRS.
Referring to fig. 4, if the number of TRSs in the first TRS sequence is 12, and the maximum number of TRSs supported by the terminal to be measured simultaneously is 4, the number of measurement ranges is 12, and the first measurement range isThe internal TRS includes: TRS1、TRS2、TRS3、TRS4And, the TRS in the second measurement range includes: TRS2、TRS3、TRS4、TRS5And, TRS in the third measurement range includes: TRS3、TRS4、TRS5、TRS6The TRS in the fourth measurement range includes: TRS4、TRS5、TRS6、TRS7The TRS in the fifth measurement range includes: TRS5、TRS6、TRS7、TRS8The TRS in the sixth measurement range includes: TRS6、TRS7、TRS8、TRS9The TRS in the seventh measurement range includes: TRS7、TRS8、TRS9、TRS10The TRS in the eighth measurement range includes: TRS8、TRS9、TRS10、TRS11The TRS in the ninth measurement range includes: TRS9、TRS10、TRS11、TRS12The TRS in the tenth measurement range includes: TRS10、TRS11、TRS12、TRS13The TRS in the eleventh measurement range includes: TRS11、TRS12、TRS13、TRS14The TRS in the twelfth measurement range includes: TRS12、TRS13、TRS14。
In an embodiment of the present application, the first information further includes: measurement threshold (threshold)TRS) And the measurement threshold is used for judging whether the terminal further measures the first TRS in the current measurement range, and if the judgment result is that the terminal does not measure the first TRS in the current measurement range, the terminal measures the TRS in the next measurement range.
In an embodiment of the present application, measuring a tracking reference signal according to the first information includes: terminal slave TRS1Start to measure TRSMIf the terminal measures TRS1Has a signal strength lower than thresholdTRSThen the TRS in the first measurement range is no longer measured1From TRS in the second measurement range2Start ofMeasuring TRSM+1Sequentially measuring backwards; if the terminal measurement TRS includes TRSN-M+1To TRSNThen, it means that the last M TRSs of the current cell have been measured, and the measured M TRSs will be kept unchanged until the new cell is handed over.
In the embodiment of the present application, when a terminal accesses a cell, a network side may send resource configuration of each TRS of the cell to the terminal, and the terminal only needs to measure a tracking reference signal according to the received resource configuration of the TRS and the maximum number of TRSs supported by the terminal to be measured at the same time, so that the network side does not need to notify the terminal even when a TRS measurement range changes, thereby reducing signaling and resource overhead.
Referring to fig. 3, an embodiment of the present application provides a method for tracking reference signal measurement, which is executed by a terminal, and includes the specific steps of: step 301 and step 302.
Step 301: receiving first information, the first information comprising: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: a TRS issued by each TPR in a first cell, wherein the first cell is a cell to which the terminal is currently accessed;
step 302: and measuring the tracking reference signal according to the first information.
In an embodiment of the present application, the method further includes: and sending second information, wherein the second information indicates that the terminal supports the maximum number of TRSs to be measured simultaneously.
In this embodiment of the present application, in step 301, when the terminal accesses the first cell, a first message is received, where the first message includes a TRS indicator, and the TRS indicator is used to indicate a resource configuration of each TRS in a first TRS sequence. Optionally, the first message is an RRC connection reconfiguration message or a MAC CE command.
In this embodiment of the present application, the TRSs in the first TRS sequence are sorted according to an order of the terminal passing through the TPR, and each TPR corresponds to one or more TRSs.
In an embodiment of the present application, the first information further includes: and the measurement threshold is used for judging whether the terminal also measures the first TRS in the current measurement range, and if the judgment result is that the terminal does not measure the first TRS in the current measurement range, the terminal measures the TRS in the next measurement range.
In the embodiment of the present application, when the terminal enters a new cell, the terminal is in the first measurement range from the TRS1Start to measure TRSMIf the terminal measures TRS1Is below the measurement thresholdTRSThen TRS is no longer measured1In the second measurement range from TRS2Start to measure TRSM+1Sequentially measuring backwards until the TRS is the TRSN-M+1To TRSNThen, the last M TRSs of the own cell indicating that the last measurement range has been measured will keep the measured M TRSs unchanged until the handover to the new cell.
In the embodiment of the application, when the terminal accesses the cell, the network side can send the resource configuration of each TRS in the cell to the terminal, and the terminal only needs to measure the tracking reference signal according to the received resource configuration of the TRS and the maximum number of TRSs which the terminal supports to measure simultaneously, so that the network side does not need to notify the terminal even when the measurement range of the TRS changes, and the overhead of signaling and resources is reduced.
Referring to fig. 4, the terminal enters a new cell (the number of configured TRSs in the cell is N), the terminal reports the maximum number M of TRSs supporting simultaneous measurement, and the cell determines whether to issue a TRS measurement configuration to the terminal according to the maximum number M of TRSs supporting simultaneous measurement by the terminal.
If the maximum number M of TRSs that the terminal supports simultaneous measurement is larger than or equal to N, the terminal measures all TRSs without issuing TRS measurement configuration.
Maximum number of TRSs M if terminal supports simultaneous measurement<And N, the cell informs the terminal through a reconfiguration message, and TRS time frequency resources issued by each TRP of the cell (the TRS is issued according to the sequence that the terminal passes through the TRP)1/TRS2/TRS3/TRS4/TRS5/TRS6……/TRSN) And issues a TRS measurement thresholdTRS。
Terminal slave TRS1Start to measure TRSMIf the terminal measures TRS1Has a signal strength lower than thresholdTRSThen TRS is no longer measured1From TRS2Start to measure TRSM+1And sequentially measuring backwards.
If the terminal measures TRS as TRSN-M+1To TRSNThen, it means that the last M TRSs of the current cell have been measured, and the measured M TRSs will be kept unchanged until the new cell is handed over.
Referring to fig. 5, an embodiment of the present application provides an apparatus for TRS measurement, where the apparatus 500 includes:
a first sending module 501, configured to send first information to a terminal, where the first information includes: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: a TRS transmitted by each TPR in a first cell, where the first cell is a cell to which the terminal currently accesses.
In the embodiment of the present application, the apparatus 500 further includes:
a first receiving module, configured to receive second information sent by the terminal, where the second information indicates that the terminal supports a maximum number of TRSs to be measured simultaneously; if the maximum number of simultaneous measurement TRS supported by the terminal is less than or equal to the number of TRSs in the first TRS sequence, performing a step of transmitting first information to the terminal.
In this embodiment of the application, the first sending module 501 is further configured to: and sending a first message to a terminal, wherein the first message comprises a TRS indication, and the TRS indication is used for indicating the resource configuration of each TRS in a first TRS sequence.
In an embodiment of the present application, the first message is an RRC connection reconfiguration message or a MAC CE command.
In the embodiment of the present application, the apparatus 500 further includes:
an acquisition module for
Determining the first TRS sequence according to the arrangement order of the TPR in the first cell in the moving direction of the terminal and the TRS issued by each TRP, where the TRSs in the first TRS sequence are ordered according to the TPR order of the terminal, and each TPR corresponds to one or more TRSs.
In the embodiment of the present application, the apparatus 500 further includes:
and the determining module is used for determining the measuring range of the TRS to be measured according to the number of the TRSs in the first TRS sequence and the maximum number of the TRSs supported by the terminal to be measured simultaneously.
In an embodiment of the present application, the first information further includes: and the measurement threshold is used for judging whether the terminal also measures the first TRS in the current measurement range, and if the judgment result is that the terminal does not measure the first TRS in the current measurement range, the terminal measures the TRS in the next measurement range.
The terminal provided in the embodiment of the present application can implement each process implemented by the method embodiment shown in fig. 2, and achieve the same technical effect, and for avoiding repetition, details are not described here again.
Referring to fig. 6, an embodiment of the present application provides an apparatus for tracking reference signal measurement, where the apparatus 600 includes:
a second receiving module 601, configured to receive first information, where the first information includes: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: a TRS issued by each TPR in a first cell, wherein the first cell is a cell to which the terminal is currently accessed;
a measurement module 602, configured to measure a tracking reference signal according to the first information.
In the embodiment of the present application, the apparatus 600 further includes:
and sending second information, wherein the second information indicates that the terminal supports the maximum number of TRSs to be measured simultaneously.
In this embodiment of the application, the second receiving module 601 is further configured to: when the terminal accesses the first cell, receiving a first message, where the first message includes a TRS indication, and the TRS indication is used to indicate a resource configuration of each TRS in a first TRS sequence.
In an embodiment of the present application, the first message is an RRC connection reconfiguration message or a MAC CE command.
In this embodiment of the present application, the TRSs in the first TRS sequence are sorted according to an order of the terminal passing through the TPR, and each TPR corresponds to one or more TRSs.
In an embodiment of the present application, the first information further includes: and the measurement threshold is used for judging whether the terminal also measures the first TRS in the current measurement range, and if the judgment result is that the terminal does not measure the first TRS in the current measurement range, the terminal measures the TRS in the next measurement range.
In an embodiment of the present application, the measurement module 602 is further configured to: from TRS in the first measuring range1Start to measure TRSMIf the terminal measures TRS1Is below the measurement threshold, the TRS is no longer measured1In the second measurement range from TRS2Start measuring to TRSM+1Sequentially measuring backwards until the measurement TRS comprises a TRSN-M+1To TRSNKeeping the measured M TRSs unchanged until switching to a new cell; wherein N denotes the number of TRSs in the first TRS sequence, and M denotes the maximum number of TRSs that the terminal supports simultaneous measurement.
The terminal provided in the embodiment of the present application can implement each process implemented by the method embodiment shown in fig. 2, and achieve the same technical effect, and for avoiding repetition, details are not described here again.
Fig. 7 is a schematic diagram of a hardware structure of a terminal for implementing the embodiment of the present application.
The terminal 700 includes, but is not limited to: a radio frequency unit 701, a network module 702, an audio output unit 703, an input unit 704, a sensor 705, a display unit 706, a user input unit 707, an interface unit 708, a memory 709, and a processor 710.
Those skilled in the art will appreciate that the terminal 700 may further include a power supply (e.g., a battery) for supplying power to various components, which may be logically connected to the processor 710 via a power management system, so as to manage charging, discharging, and power consumption management functions via the power management system. The terminal structure shown in fig. 7 does not constitute a limitation of the terminal, and the terminal may include more or less components than those shown, or combine some components, or have a different arrangement of components, and will not be described again here.
It should be understood that in the embodiment of the present application, the input Unit 704 may include a Graphics Processing Unit (GPU) 7041 and a microphone 7042, and the Graphics Processing Unit 7041 processes image data of still pictures or videos obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The display unit 706 may include a display panel 7061, and the display panel 7061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 707 includes a touch panel 7071 and other input devices 7072. The touch panel 7071 is also referred to as a touch screen. The touch panel 7071 may include two portions, a touch detection device and a touch controller. Other input devices 7072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, and a joystick, which are not described in detail herein.
In the embodiment of the present application, the radio frequency unit 701 receives downlink data from a network side device and then processes the downlink data in the processor 710; in addition, the uplink data is sent to the network side equipment. In general, radio frequency unit 701 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
The memory 709 may be used to store software programs or instructions as well as various data. The memory 709 may mainly include a storage program or instruction area and a storage data area, wherein the storage program or instruction area may store an operating system, an application program or instruction (such as a sound playing function, an image playing function, etc.) required by at least one function, and the like. In addition, the Memory 709 may include a high-speed random access Memory and a nonvolatile Memory, where the nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable PROM (EEPROM), or a flash Memory. Such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
Processor 710 may include one or more processing units; alternatively, processor 710 may integrate an application processor that handles primarily the operating system, user interface, and application programs or instructions, etc. and a modem processor that handles primarily wireless communications, such as a baseband processor. It will be appreciated that the modem processor described above may not be integrated into processor 710.
The terminal provided in the embodiment of the present application can implement each process implemented by the method embodiment shown in fig. 2, and achieve the same technical effect, and for avoiding repetition, details are not described here again.
The embodiment of the application also provides network side equipment. As shown in fig. 8, the network-side device 800 includes: antenna 801, radio frequency device 802, baseband device 803. The antenna 801 is connected to a radio frequency device 802. In the uplink direction, the rf device 802 receives information through the antenna 801 and sends the received information to the baseband device 803 for processing. In the downlink direction, the baseband device 803 processes information to be transmitted and transmits the information to the radio frequency device 802, and the radio frequency device 802 processes the received information and transmits the processed information through the antenna 801.
The above band processing means may be located in the baseband means 803, and the method performed by the network side device in the above embodiment may be implemented in the baseband means 803, where the baseband means 803 includes a processor 804 and a memory 805.
The baseband apparatus 803 may include, for example, at least one baseband board, on which a plurality of chips are disposed, as shown in fig. 8, where one chip, for example, the processor 804, is connected to the memory 805 to call up the program in the memory 805 to perform the network device operations shown in the above method embodiments.
The baseband device 803 may further include a network interface 806, such as a Common Public Radio Interface (CPRI), for exchanging information with the radio frequency device 802.
Specifically, the network side device of the embodiment of the present invention further includes: the instructions or programs stored in the memory 805 and capable of being executed on the processor 804, and the processor 804 calls the instructions or programs in the memory 805 to execute the methods executed by the modules shown in fig. 6, and achieve the same technical effects, which are not described herein for avoiding repetition.
The network side device provided in the embodiment of the present application can implement each process implemented by the method embodiment shown in fig. 2 or 3, and achieve the same technical effect, and is not described here again to avoid repetition.
An embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or the instruction is executed by a processor, the program or the instruction implements each process of the method embodiment shown in fig. 2 or fig. 3, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here.
Wherein, the processor is the processor in the terminal described in the above embodiment. The readable storage medium includes a computer readable storage medium, such as a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and so on.
The steps of a method or algorithm described in connection with the disclosure herein may be embodied in hardware or may be embodied in software instructions executed by a processor. The software instructions may consist of corresponding software modules that may be stored in RAM, flash memory, ROM, EPROM, EEPROM, registers, hard disk, a removable hard disk, a compact disk, or any other form of storage medium known in the art. An exemplary storage medium is coupled to the processor such the processor can read information from, and write information to, the storage medium. Of course, the storage medium may also be integral to the processor. The processor and the storage medium may reside in an ASIC. In addition, the ASIC may be carried in a core network interface device. Of course, the processor and the storage medium may reside as discrete components in a core network interface device.
Those skilled in the art will recognize that in one or more of the examples described above, the functions described herein may be implemented in hardware, software, firmware, or any combination thereof. When implemented in software, the functions may be stored on or transmitted over as one or more instructions or code on a computer-readable medium. Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. A storage media may be any available media that can be accessed by a general purpose or special purpose computer.
The above-mentioned embodiments, objects, technical solutions and advantages of the present application are further described in detail, it should be understood that the above-mentioned embodiments are only examples of the present application, and are not intended to limit the scope of the present application, and any modifications, equivalent substitutions, improvements and the like made on the basis of the technical solutions of the present application should be included in the scope of the present application.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, embodiments of the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, embodiments of the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
Embodiments of the present application are described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It will be apparent to those skilled in the art that various changes and modifications may be made in the embodiments of the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the embodiments of the present application fall within the scope of the claims of the present application and their equivalents, the present application is also intended to encompass such modifications and variations.

Claims (19)

1. A method for tracking transmission of reference signal TRS information, performed by a network side device, the method comprising:
sending first information to a terminal, wherein the first information comprises: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: the TRS sent by each TPR in a first cell, where the first cell is a cell to which the terminal is currently accessed.
2. The method of claim 1, wherein before sending the first information to the terminal, the method further comprises:
receiving second information sent by the terminal, wherein the second information indicates that the terminal supports the maximum number of TRSs to be measured simultaneously;
and if the maximum number of the TRSs supported by the terminal for simultaneous measurement is less than or equal to the number of the TRSs in the first TRS sequence, executing the step of sending the first information to the terminal.
3. The method of claim 1, wherein sending the first information to the terminal comprises:
and sending a first message to a terminal, wherein the first message comprises a TRS indication, and the TRS indication is used for indicating the resource configuration of each TRS in the first TRS sequence.
4. The method of claim 3, wherein the first message is an RRC connection Reconfiguration message or a media Access control layer MAC Control Element (CE) command.
5. The method of claim 1, further comprising:
determining the first TRS sequence according to the arrangement order of the TPRs in the first cell in the moving direction of the terminal and the TRS issued by each TRP, where the TRSs in the first TRS sequence are sorted according to the order of TPRs passed by the terminal, and each TPR corresponds to one or more TRSs.
6. The method of claim 1, further comprising:
and determining a measurement range of the TRS to be measured according to the number of the TRSs in the first TRS sequence and the maximum number of the TRSs supported by the terminal to be measured simultaneously.
7. The method of claim 6, wherein the first information further comprises: and the measurement threshold is used for judging whether the terminal also measures the first TRS in the current measurement range, and if the judgment result is that the terminal does not measure the first TRS in the current measurement range, the terminal measures the TRS in the next measurement range.
8. A method for tracking reference signal measurements performed by a terminal, comprising:
receiving first information, the first information comprising: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: a TRS issued by each TPR in a first cell, wherein the first cell is a cell to which the terminal is currently accessed;
and measuring a tracking reference signal according to the first information.
9. The method of claim 8, further comprising:
and sending second information, wherein the second information indicates that the terminal supports the maximum number of TRSs to be measured simultaneously.
10. The method of claim 8, wherein receiving the first information comprises:
when the terminal accesses the first cell, receiving a first message, where the first message includes a TRS indicator, and the TRS indicator is used to indicate a resource configuration of each TRS in a first TRS sequence.
11. The method of claim 10, wherein the first message is an RRC connection reconfiguration message or a media access control, MAC, control element, CE, command.
12. The method of claim 8, wherein the TRSs in the first TRS sequence are ordered by the terminal through TPR, each TPR corresponding to one or more TRSs.
13. The method of claim 8, wherein the first information further comprises: and the measurement threshold is used for judging whether the terminal also measures the first TRS in the current measurement range, and if the judgment result is that the terminal does not measure the first TRS in the current measurement range, the terminal measures the TRS in the next measurement range.
14. The method of claim 8, wherein measuring a tracking reference signal according to the first information comprises:
from TRS in the first measuring range1Start to measure TRSMIf the terminal measures TRS1Is below the measurement threshold, the TRS is no longer measured1In the second measurement range from TRS2Start measuring to TRSM+1Sequentially measuring backwards until the measurement TRS comprises a TRSN-M+1To TRSNKeeping the measured M TRSs unchanged until switching to a new cell;
wherein N represents the number of TRSs in the first TRS sequence, and M represents the maximum number of TRSs that the terminal supports simultaneous measurement.
15. An apparatus for TRS measurement, comprising:
a first sending module, configured to send first information to a terminal, where the first information includes: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: the TRS sent by each TPR in a first cell, where the first cell is a cell to which the terminal is currently accessed.
16. An apparatus for TRS measurement, comprising:
a second receiving module, configured to receive first information, where the first information includes: a resource configuration of each TRS in a first TRS sequence, the first TRS sequence comprising: a TRS issued by each TPR in a first cell, wherein the first cell is a cell to which a terminal is currently accessed;
and the measurement module is used for measuring the tracking reference signal according to the first information.
17. A terminal, comprising: processor, memory and program stored on the memory and executable on the processor, which when executed by the processor implements the steps of the method according to any one of claims 1 to 7.
18. A network-side device, comprising: processor, memory and program stored on the memory and executable on the processor, which when executed by the processor implements the steps of the method according to any one of claims 8 to 14.
19. A readable storage medium, characterized in that it has stored thereon a program which, when being executed by a processor, carries out steps comprising the method according to any one of claims 1 to 14.
CN202011430763.1A 2020-12-07 2020-12-07 TRS information sending and measuring method, device, equipment and readable storage medium Pending CN114598432A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011430763.1A CN114598432A (en) 2020-12-07 2020-12-07 TRS information sending and measuring method, device, equipment and readable storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011430763.1A CN114598432A (en) 2020-12-07 2020-12-07 TRS information sending and measuring method, device, equipment and readable storage medium

Publications (1)

Publication Number Publication Date
CN114598432A true CN114598432A (en) 2022-06-07

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Country Status (1)

Country Link
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