Terminal form reporting method, user terminal, communication system and storage medium

Abstract

The invention provides a terminal form reporting method, a user terminal, a communication system and a storage medium. The terminal form reporting method comprises: sending terminal capability information of a user terminal to a network side device, the terminal capability information comprising a terminal form associated with an index that the user terminal performs downlink reception by using four antenna ports in a preset frequency band, and a frequency point of the preset frequency band being smaller than a preset frequency point.

Description

Technical Field

[0001] The present disclosure relates to the field of communications, and in particular to a terminal status reporting method, a user terminal, a communication system and a storage medium. Background Art

[0002] For 5G 800 / 900MHz networks, expanding the number of downlink receiving antennas of user terminals from 2 to 4 can increase the number of data transmission streams and signal-to-noise ratio, thereby improving downlink capacity and coverage. Summary of the invention

[0003] The inventors noticed that due to the long wavelength of the low frequency band and the different terminal sizes of handheld terminals and non-handheld terminals (such as CPE (Customer Premise Equipment), FWA (Fixed Wireless Access), etc.), the performance of the four receiving antennas (including antenna efficiency, antenna spacing / correlation, etc.) and the performance of the RF front end (including front-end architecture, device media, etc.) of handheld terminals and non-handheld terminals are also different. Without knowing the terminal form of the user terminal, the network side equipment cannot perform more accurate service scheduling.

[0004] Based on this, the present disclosure provides a terminal status reporting solution, which reports the terminal status of a user terminal that supports 4 antenna downlink reception in the low frequency band to a network side device, so that the network side device can perform service scheduling based on the terminal status reported by the user terminal, thereby maximizing the matching capabilities of the user terminal.

[0005] In a first aspect of the present disclosure, a terminal form reporting method is provided, which is executed by a user terminal, and the method includes: sending terminal capability information of the user terminal to a network side device, wherein the terminal capability information includes a terminal form associated with an indicator of the user terminal performing downlink reception using four antenna ports in a preset frequency band, and the frequency point of the preset frequency band is less than a preset frequency point.

[0006] In some embodiments, sending the terminal capability information of the user terminal to the network side device includes: sending the terminal capability information to the network side device when a preset condition is met.

[0007] In some embodiments, the preset condition includes: the user terminal sends a predetermined number to the network side device through a predetermined signaling for at least one carrier included in at least one of the preset frequency bands in at least one frequency band combination.

[0008] In some embodiments, the predetermined signaling is maxNumberMIMO-LayersPDSCH signaling.

[0009] In some embodiments, the predetermined number is 4.

[0010] In some embodiments, the preset frequency is 1 GHz.

[0011] In some embodiments, the indicator includes at least one of the following: a change in reception sensitivity of downlink reception using four antenna interfaces relative to a change in reception sensitivity of downlink reception using two antenna interfaces, and an insertion loss of switching between antennas to send a detection reference signal.

[0012] In some embodiments, the terminal form includes a handheld terminal form or a non-handheld terminal form.

[0013] In some embodiments, when the user terminal does not send the terminal capability information, for the carrier in the preset frequency band that supports downlink reception using four antenna interfaces, the user terminal meets the indicator requirements associated with the non-handheld terminal form.

[0014] In some embodiments, when the user terminal sends the terminal capability information and the selected terminal form is a handheld terminal form, for the carrier in the preset frequency band that supports downlink reception using 4 antenna interfaces, the user terminal meets the indicator requirements associated with the handheld terminal form.

[0015] In some embodiments, when the user terminal sends the terminal capability information and the selected terminal form is a non-handheld terminal form, for the carrier in the preset frequency band that supports downlink reception using 4 antenna interfaces, the user terminal meets the indicator requirements associated with the non-handheld terminal form.

[0016] In a second aspect of the present disclosure, a user terminal is provided, comprising: a service processing module, configured to send terminal capability information of the user terminal to a network side device, wherein the terminal capability information includes a terminal form associated with an indicator of the user terminal performing downlink reception using four antenna ports in a preset frequency band, and the frequency point of the preset frequency band is less than the preset frequency point.

[0017] In a third aspect of the present disclosure, a user terminal is provided, comprising: a memory; and a processor, coupled to the memory, wherein the processor is configured to execute a method as described in any of the above embodiments based on instructions stored in the memory.

[0018] In a fourth aspect of the present disclosure, a communication system is provided, comprising: a user terminal as described in any of the above embodiments; and a network side device configured to perform service scheduling for the user terminal according to terminal capability information sent by the user terminal.

[0019] According to a fifth aspect of an embodiment of the present disclosure, a computer-readable storage medium is provided, wherein the computer-readable storage medium stores computer instructions, and when the instructions are executed by a processor, the method described in any of the above embodiments is implemented.

[0020] Other features and advantages of the present disclosure will become apparent from the following detailed description of exemplary embodiments of the present disclosure with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present disclosure. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0022] Figure 1 A schematic diagram of a process of reporting terminal status according to an embodiment of the present disclosure;

[0023] Figure 2 A schematic diagram of the structure of a user terminal according to an embodiment of the present disclosure;

[0024] Figure 3 A schematic diagram of the structure of a user terminal according to another embodiment of the present disclosure;

[0025] Figure 4 The present invention is a schematic diagram of the structure of a communication system according to an embodiment of the present invention. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present disclosure to clearly and completely describe the technical solutions in the embodiments of the present disclosure. Obviously, the described embodiments are only part of the embodiments of the present disclosure, rather than all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present disclosure and its application or use. Based on the embodiments in the present disclosure, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present disclosure.

[0027] Unless specifically stated otherwise, the relative arrangement of components and steps, the numerical expressions and numerical values ​​set forth in these embodiments do not limit the scope of the present disclosure.

[0028] At the same time, it should be understood that for the convenience of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship.

[0029] Technologies, methods, and apparatus known to ordinary technicians in the relevant field may not be discussed in detail, but where appropriate, such technologies, methods, and apparatus should be considered part of the authorization specification.

[0030] In all examples shown and discussed herein, any specific values ​​should be interpreted as merely exemplary and not as limiting. Therefore, other examples of the exemplary embodiments may have different values.

[0031] It should be noted that like reference numerals and letters refer to similar items in the following figures, and therefore, once an item is defined in one figure, it need not be further discussed in subsequent figures.

[0032] Figure 1 The following is a flow chart of a method for reporting terminal status according to an embodiment of the present disclosure. In some embodiments, the following method for reporting terminal status is executed by a user terminal.

[0033] In step 101, terminal capability information of a user terminal is generated.

[0034] It should be noted that the terminal capability information includes a terminal form associated with an indicator that the user terminal performs downlink reception using four antenna ports in a preset frequency band, and the frequency point of the preset frequency band is less than the preset frequency point.

[0035] In some embodiments, the terminal form includes a handheld terminal form or a non-handheld terminal form. For example, the non-handheld terminal includes CPE, FWA and other devices.

[0036] In some embodiments, the preset frequency is 1 GHz.

[0037] In some embodiments, the above-mentioned indicators include at least one of the following: the change in the receiving sensitivity of downlink reception using 4 antenna interfaces relative to the receiving sensitivity of downlink reception using 2 antenna interfaces, and the insertion loss (Insertion Loss) of switching to send SRS (Sounding Reference Signal) between antennas.

[0038] In step 102, the terminal capability information of the user terminal is sent to the network side device.

[0039] In some embodiments, when preset conditions are met, the terminal capability information is sent to the network side device.

[0040] The preset condition includes: the user terminal sends a predetermined number to the network side device through a predetermined signaling for at least one carrier included in at least one preset frequency band in at least one frequency band combination.

[0041] For example, the predetermined signaling is maxNumberMIMO-LayersPDSCH signaling.

[0042] In some embodiments, the predetermined number sent to the network side device through the predetermined signaling is 4. It should be noted that the number 4 indicates that the user terminal supports downlink reception using 4 antenna interfaces.

[0043] In some embodiments, when the user terminal does not send terminal capability information, for a carrier in a preset frequency band that supports downlink reception using four antenna interfaces, the user terminal meets the indicator requirements associated with a non-handheld terminal form.

[0044] In some embodiments, when the user terminal sends terminal capability information and the selected terminal form is a handheld terminal form, for a carrier in a preset frequency band that supports downlink reception using four antenna interfaces, the user terminal meets the indicator requirements associated with the handheld terminal form.

[0045] In some embodiments, when the user terminal sends terminal capability information and the selected terminal form is a non-handheld terminal form, for the carrier in the preset frequency band that supports downlink reception using 4 antenna interfaces, the user terminal meets the indicator requirements associated with the non-handheld terminal form.

[0046] In the terminal form reporting method provided in the above embodiment of the present disclosure, the user terminal reports the terminal form associated with the indicator of the user terminal using 4 antenna ports for downlink reception in a preset frequency band to the network side device, so that the network side device performs service scheduling based on the terminal form reported by the user terminal, which can maximize the matching capabilities of the user terminal.

[0047] Figure 2 FIG. 1 is a schematic diagram of the structure of a user terminal according to an embodiment of the present disclosure. Figure 2 As shown, the user terminal 20 includes a service processing module 21 .

[0048] The service processing module 21 is configured to generate terminal capability information of the user terminal and send the terminal capability information of the user terminal to the network side device, wherein the terminal capability information includes a terminal form associated with an indicator of the user terminal using four antenna ports for downlink reception in a preset frequency band, and the frequency point of the preset frequency band is less than the preset frequency point.

[0049] In some embodiments, the terminal form includes a handheld terminal form or a non-handheld terminal form. For example, the non-handheld terminal includes CPE, FWA and other devices.

[0050] In some embodiments, the preset frequency is 1 GHz.

[0051] In some embodiments, the above indicators include at least one of the following: a change in reception sensitivity of downlink reception using four antenna interfaces relative to that of downlink reception using two antenna interfaces, and an insertion loss of switching SRS transmission between antennas.

[0052] In some embodiments, when preset conditions are met, the terminal capability information is sent to the network side device.

[0053] The preset condition includes: the user terminal sends a predetermined number to the network side device through a predetermined signaling for at least one carrier included in at least one preset frequency band in at least one frequency band combination.

[0054] For example, the predetermined signaling is maxNumberMIMO-LayersPDSCH signaling.

[0055] In some embodiments, the predetermined number sent to the network side device through the predetermined signaling is 4. It should be noted that the number 4 indicates that the user terminal supports downlink reception using 4 antenna interfaces.

[0056] In some embodiments, when the user terminal does not send terminal capability information, for a carrier in a preset frequency band that supports downlink reception using four antenna interfaces, the user terminal meets the indicator requirements associated with a non-handheld terminal form.

[0057] In some embodiments, when the user terminal sends terminal capability information and the selected terminal form is a handheld terminal form, for a carrier in a preset frequency band that supports downlink reception using four antenna interfaces, the user terminal meets the indicator requirements associated with the handheld terminal form.

[0058] In some embodiments, when the user terminal sends terminal capability information and the selected terminal form is a non-handheld terminal form, for the carrier in the preset frequency band that supports downlink reception using 4 antenna interfaces, the user terminal meets the indicator requirements associated with the non-handheld terminal form.

[0059] In the user terminal provided in the above embodiment of the present disclosure, the user terminal reports the terminal form associated with the indicator of the user terminal using 4 antenna ports for downlink reception in a preset frequency band to the network side device, so that the network side device performs service scheduling based on the terminal form reported by the user terminal, which can maximize the matching capabilities of the user terminal.

[0060] Figure 3 FIG. 1 is a schematic diagram of the structure of a user terminal according to another embodiment of the present disclosure. Figure 3 As shown, the user terminal includes a memory 31 and a processor 32 .

[0061] The memory 31 is used to store instructions. The processor 32 is coupled to the memory 31. The processor 32 is configured to execute the instructions stored in the memory to implement the following. Figure 1 The method of any one of the embodiments.

[0062] like Figure 3 As shown, the user terminal also includes a communication interface 33 for information exchange with other devices. At the same time, the user terminal also includes a bus 34, through which the processor 32, the communication interface 33, and the memory 31 communicate with each other.

[0063] The memory 31 may include a high-speed RAM memory, and may also include a non-volatile memory, such as at least one disk memory. The memory 31 may also be a memory array. The memory 31 may also be divided into blocks, and the blocks may be combined into virtual volumes according to certain rules.

[0064] In addition, the processor 32 may be a central processing unit (CPU), or may be an application specific integrated circuit (ASIC), or may be configured to implement one or more integrated circuits of the embodiments of the present disclosure.

[0065] The present disclosure also relates to a computer-readable storage medium, wherein the computer-readable storage medium stores computer instructions, which are executed by a processor to implement the following Figure 1 The method of any one of the embodiments.

[0066] Figure 4 FIG. 1 is a schematic diagram of the structure of a communication system according to an embodiment of the present disclosure. Figure 4 As shown, the communication system includes a user terminal 41 and a network side device 42. The user terminal 41 is Figure 2 or Figure 3 The user terminal 41 involved in any embodiment.

[0067] The network side device 42 is configured to perform service scheduling for the user terminal 41 according to the terminal capability information sent by the user terminal 41 .

[0068] It should be noted here that since the user terminal 41 sends the terminal form associated with the indicator for downlink reception using four antenna ports in the preset frequency band to the network side device 42, the network side device 42 performs service scheduling based on the terminal form reported by the user terminal, which can maximize the matching capabilities of the user terminal.

[0069] It should be noted here that the reporting granularity of the terminal form reported by the user terminal provided in the above embodiments of the present disclosure is: reporting is performed on each user terminal, that is, there is no need to distinguish between frequency bands or frequency band combinations.

[0070] It should also be noted that the new capability of the user terminal to report the terminal state provided in the above embodiments of the present disclosure is applicable to Rel-15 and subsequent versions, that is, the user terminals of Rel-15 and subsequent versions can report the terminal state associated with the indicators for downlink reception using 4 antenna ports in a preset frequency band according to the scheme provided in the above embodiments of the present disclosure.

[0071] By implementing the above embodiments of the present disclosure, the following beneficial effects can be obtained:

[0072] 1. In the golden low-frequency band networks such as 5G NR (New Radio) 800 / 900MHz, based on different terminal positions in field tests, the downlink 4-antenna reception mode can bring more than 40%-300% throughput gain compared to the downlink 2-antenna reception mode.

[0073] 2. By using the new capability of the user terminal to report the terminal form provided by the above-mentioned embodiment of the present disclosure, the network is made aware of the terminal form type that supports 4-antenna reception in the low frequency band and the corresponding indicators met by the terminal, so as to perform more matching scheduling on the network side.

[0074] 3. This disclosure is aimed at the FR1 frequency band below 1GHz and the scenario of downlink 4-antenna reception, which is of great significance for improving the downlink capacity and coverage performance of the golden low-frequency band.

[0075] 4. By reporting the terminal status, the following effects can be achieved:

[0076] On the one hand, it is not necessary for all terminals to meet the same core performance, which allows different terminals to achieve different performance, which is conducive to promoting more handheld terminals to achieve downlink 4-antenna reception;

[0077] On the other hand, the network side is informed of the terminal's form and the corresponding performance requirements, so that corresponding scheduling can be performed to maximize the matching capabilities of the terminal.

[0078] In some embodiments, the functional unit described above can be implemented as a general-purpose processor, a programmable logic controller (PLC), a digital signal processor (DSP), an application-specific integrated circuit (ASIC), a field-programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware component or any appropriate combination thereof for performing the functions described in the present disclosure.

[0079] A person skilled in the art will understand that all or part of the steps to implement the above embodiments may be accomplished by hardware or by instructing related hardware through a program, and the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a disk or an optical disk, etc.

[0080] The description of the present disclosure is given for the purpose of illustration and description, and is not intended to be exhaustive or to limit the present disclosure to the disclosed form. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present disclosure, and to enable those of ordinary skill in the art to understand the present disclosure and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A terminal status reporting method, executed by a user terminal, comprising: The terminal capability information of the user terminal is sent to a network side device, wherein the terminal capability information includes a terminal form associated with an indicator that the user terminal uses four antenna ports for downlink reception in a preset frequency band, and the frequency point of the preset frequency band is less than a preset frequency point.

2. The method according to claim 1, wherein: Sending the terminal capability information of the user terminal to the network side device includes: When a preset condition is met, the terminal capability information is sent to the network side device.

3. The method according to claim 2, wherein: The preset condition includes: the user terminal sends a predetermined number to the network side device through a predetermined signaling for at least one carrier included in at least one preset frequency band in at least one frequency band combination.

4. The method according to claim 3, wherein: The predetermined signaling is maxNumberMIMO-LayersPDSCH signaling.

5. The method according to claim 3, wherein: The predetermined number is 4.

6. The method according to claim 1, wherein: The preset frequency is 1 GHz.

7. The method according to claim 1, wherein: The indicator includes at least one of the following: a change in reception sensitivity of downlink reception using four antenna interfaces relative to that of downlink reception using two antenna interfaces, and an insertion loss of switching between antennas to send a sounding reference signal.

8. The method according to any one of claims 1 to 7, wherein: The terminal form includes a handheld terminal form or a non-handheld terminal form.

9. The method according to claim 8, wherein: In the case where the user terminal does not send the terminal capability information, for the carrier in the preset frequency band that supports downlink reception using four antenna interfaces, the user terminal meets the indicator requirements associated with the non-handheld terminal form.

10. The method according to claim 8, wherein: When the user terminal sends the terminal capability information and the selected terminal form is a handheld terminal form, for the carrier in the preset frequency band that supports downlink reception using four antenna interfaces, the user terminal meets the indicator requirements associated with the handheld terminal form.

11. The method according to claim 8, wherein: When the user terminal sends the terminal capability information and the selected terminal form is a non-handheld terminal form, for the carrier in the preset frequency band that supports downlink reception using 4 antenna interfaces, the user terminal meets the indicator requirements associated with the non-handheld terminal form.

12. A user terminal, comprising: The service processing module is configured to send the terminal capability information of the user terminal to the network side device, wherein the terminal capability information includes a terminal form associated with an indicator of the user terminal using four antenna ports for downlink reception in a preset frequency band, and the frequency point of the preset frequency band is less than the preset frequency point.

13. A user terminal, comprising: Memory; A processor is coupled to the memory, and the processor is configured to execute the method according to any one of claims 1 to 11 based on instructions stored in the memory.

14. A communication system comprising: The user terminal according to claim 12 or 13; The network side device is configured to perform service scheduling for the user terminal according to the terminal capability information sent by the user terminal.

15. A computer-readable storage medium, wherein: The computer-readable storage medium stores computer instructions, and when the instructions are executed by a processor, the method according to any one of claims 1 to 11 is implemented.

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