CN111479324A - A resource configuration method, network side device and terminal - Google Patents

Abstract

The invention provides a resource allocation method, network side equipment and a terminal, belonging to the technical field of wireless communication, wherein the resource allocation method applied to the network side equipment comprises the following steps: receiving the supporting condition of the sounding reference signal SRS transmitting function reported by the terminal; and configuring SRS resources for the terminal according to the supporting condition. Through the mode, the PA of the terminal can be prevented from being burnt, and the MIMO performance can be effectively improved.

Description

A resource configuration method, network side device and terminal

technical field

The present invention relates to the technical field of wireless communication, and in particular, to a resource configuration method, a network side device and a terminal.

Background technique

At present, Qualcomm's early chip platforms (versions prior to R12) have the following problems: After the terminal turns on the channel sounding reference signal (Sounding Reference Signal, SRS) to transmit in turn, the power amplifier (Power Amplifier, PA) may burn out. As shown in FIG. 1 , if the terminal transmits the SRS in the last symbol (symbol) of the special subframe or the uplink time slot, the PA may burn out.

The main reason for burning PA is that after the terminal turns on the SRS uplink transmission, the transmitting antenna of the SRS and the transmitting antenna of the Physical Uplink Shared Channel (PUSCH) may be different. During the antenna switching process, the hardware capability of the terminal The requirement of switching antennas in a short time cannot be met, resulting in damage to the PA. Taking FIG. 1 as an example, the terminal uses antenna 1 for SRS transmission (Sounding with Ant1) in the last symbol of the special subframe, and uses antenna 0 for PUSCH transmission (PUSCH with Ant0) in the first symbol of the uplink time slot. The time is very short. For old chips that support SRS uplink transmission, it is easy to burn out the PA.

SUMMARY OF THE INVENTION

In view of this, the present invention provides a resource configuration method, a network side device and a terminal, which are used to solve the problem that the PA is easily burned out after the terminal turns on the SRS uplink rotation at present.

In order to solve the above technical problems, in the first aspect, the present invention provides a resource configuration method, which is applied to a network side device, and is characterized in that, it includes:

The support of the SRS rotation function of the sounding reference signal reported by the receiving terminal;

According to the support situation, configure SRS resources for the terminal.

Preferably, the support condition is that the terminal supports the SRS rotation function, and the step of configuring SRS resources for the terminal according to the support condition includes:

configure the terminal to enable or disable the SRS rotation function;

SRS resources are configured according to whether the configured terminal enables the SRS rotation function.

Preferably, the step of configuring SRS resources according to whether the configured terminal enables the SRS rotation function includes:

If the terminal is configured to enable the SRS rotation function, the penultimate symbol of the special subframe in the radio frame is configured as the SRS resource.

Preferably, after the step of configuring the terminal to enable or disable the SRS rotation function, it further includes:

If the terminal is configured to enable the SRS rotation function, the last symbol of the special subframe is configured as a reserved resource.

Preferably, the step of configuring SRS resources according to whether the configured terminal enables the SRS rotation function includes:

If the terminal is configured not to enable the SRS rotation function, the penultimate symbol of the special subframe in the radio frame or the uplink time slot in the radio frame is configured as the SRS resource.

Preferably, the support condition is that the terminal does not support the SRS rotation function, and the step of configuring SRS resources for the terminal according to the support condition includes:

The last symbol or uplink time slot of the special subframe in the radio frame is configured as the SRS resource.

In a second aspect, the present invention also provides a resource configuration method, applied to a terminal, including:

Report the support of the SRS rotation function to the network side device;

Receive the SRS resource configured by the network side device according to the support situation.

In a third aspect, the present invention also provides a network side device, including:

A transceiver, used to receive the support of the SRS rotation function of the sounding reference signal reported by the terminal;

and a processor, configured to configure SRS resources for the terminal according to the support situation.

Preferably, the processor is configured to configure the terminal to enable or disable the SRS polling function; configure SRS resources according to whether the configured terminal enables the SRS polling function.

Preferably, the processor is configured to configure the penultimate symbol of the special subframe in the radio frame as the SRS resource if the terminal is configured to enable the SRS rotation function.

Preferably, the processor is further configured to configure the penultimate symbol of the special subframe as a reserved resource if the terminal is configured to enable the SRS rotation function.

Preferably, the processor is configured to configure the penultimate symbol of the special subframe in the radio frame or the uplink time slot in the radio frame as the the SRS resources described above.

Preferably, the support condition is that the terminal does not support the SRS rotation function, and the processor is configured to configure the last symbol or uplink time slot of the special subframe in the radio frame as the SRS resource.

In a fourth aspect, the present invention also provides a terminal, comprising:

The transceiver is configured to report the support situation of the SRS rotation function to the network side device; and receive the SRS resources configured by the network side device according to the support situation.

In a fifth aspect, the present invention also provides a network-side device, including a memory, a processor, and a computer program stored on the memory and running on the processor; the processor implements the computer program when the processor executes the computer program. The above resource configuration method is applied to a network side device.

In a sixth aspect, the present invention also provides a terminal, including a memory, a processor, and a computer program stored on the memory and running on the processor; the processor implements the above application when executing the computer program The resource allocation method for the terminal.

In a seventh aspect, the present invention also provides a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, implements the above-mentioned resource configuration method applied to a network side device or a resource configuration method applied to a terminal steps in .

The beneficial effects of the above-mentioned technical solutions of the present invention are as follows:

In the embodiment of the present invention, the network side device configures SRS resources for the terminal according to the support of the SRS rotation function reported by the terminal, which can prevent the PA of the terminal from being burned, and can also effectively improve the downlink multiple-input multiple-output technology (Multiple-InputMultiple- Output, MIMO) performance.

Description of drawings

1 is a schematic diagram of a radio frame structure;

2 is a schematic flowchart of a resource configuration method according to Embodiment 1 of the present invention;

3 is a schematic diagram of a capability field reported by a terminal according to an embodiment of the present invention;

4 is a schematic diagram of a network side device configuring a field for whether to enable the SRS polling function according to an embodiment of the present invention;

5 is a schematic flowchart of a resource configuration method according to Embodiment 2 of the present invention;

6 is a schematic structural diagram of a network side device according to Embodiment 3 of the present invention;

FIG. 7 is a schematic structural diagram of a terminal according to Embodiment 4 of the present invention;

FIG. 8 is a schematic structural diagram of a network side device according to Embodiment 5 of the present invention;

FIG. 9 is a schematic structural diagram of a terminal according to Embodiment 6 of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are some, but not all, embodiments of the present invention. Based on the described embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art fall within the protection scope of the present invention.

Please refer to FIG. 2. FIG. 2 is a schematic flowchart of a resource configuration method according to Embodiment 1 of the present invention. The method is applied to a network side device and includes the following steps:

Step 21: receiving the support of the SRS rotation function reported by the terminal;

Step 22: Configure SRS resources for the terminal according to the support situation.

The resource configuration method provided by the embodiment of the present invention can prevent the PA of the terminal from being burned, and can also effectively improve the MIMO performance.

In the embodiment of the present invention, the support situation of the SRS polling function reported by the terminal includes: the terminal supports the SRS polling function or the terminal does not support the SRS polling function.

Specifically, the terminal may report whether it supports the SRS rotation function in the capability field.

Taking FIG. 3 as an example, the capability field (RRC_UE_CAP_INFO) reported by the terminal indicates that the terminal supports the SRS rotation function.

In the embodiment of the present invention, there are various ways for the network side device to configure the SRS resources for the terminal, which are described below according to the support of the SRS rotation function reported by the terminal.

1) The terminal reports that it supports the SRS rotation function

Specifically, the support condition is that the terminal supports the SRS rotation function, and the step of configuring SRS resources for the terminal according to the support condition includes:

configure the terminal to enable or disable the SRS rotation function;

SRS resources are configured according to whether the configured terminal enables the SRS rotation function.

That is to say, when the terminal reports that it supports the SRS polling function, the network-side device can configure the terminal to enable the SRS polling function, or configure the terminal not to enable the SRS polling function. Allocate SRS resources for the terminal.

Taking FIG. 4 as an example, when a terminal reports that it supports the SRS polling function, the network-side device configures the terminal to enable the SRS polling function.

(1.1) The network side equipment configures the terminal to enable the SRS rotation function

Specifically, the step of configuring SRS resources according to whether the configured terminal enables the SRS rotation function includes:

If the terminal is configured to enable the SRS rotation function, the penultimate symbol of the special subframe in the radio frame is configured as the SRS resource.

In some embodiments of the present invention, after the step of configuring the terminal to enable or disable the SRS polling function, the step further includes:

If the terminal is configured to enable the SRS rotation function, the last symbol of the special subframe is configured as a reserved resource.

That is to say, the network side equipment configures the terminal to enable the SRS rotation function, and can allocate the penultimate symbol of the special subframe as the SRS resource, and the penultimate symbol as the reserved resource, thereby reserving the terminal antenna switching time ( That is, the penultimate symbol is reserved) to prevent the terminal PA from being burned.

In some other embodiments of the present invention, after the step of configuring the terminal to enable or disable the SRS polling function, the step further includes:

The last symbol of the special subframe and the first N symbols of the uplink time slot are configured as reserved resources, where N is a positive integer.

That is to say, the reserved terminal antenna switching time can be greater than the duration of one symbol, which can better prevent the terminal PA from being burned.

(1.2) The network side device configuration terminal does not enable the SRS rotation function

Specifically, the step of configuring SRS resources according to whether the configured terminal enables the SRS rotation function includes:

If the terminal is configured not to enable the SRS rotation function, the penultimate symbol of the special subframe in the radio frame or the uplink time slot in the radio frame is configured as the SRS resource.

Since the configuration terminal does not enable the SRS rotation function, the terminal sends the SRS on the last symbol of the special subframe or on the uplink time slot, and the problem of PA burning will not occur.

2) The terminal reports that it does not support the SRS rotation function

Specifically, the support condition is that the terminal does not support the SRS rotation function, and the step of configuring SRS resources for the terminal according to the support condition includes:

The last symbol or uplink time slot of the special subframe in the radio frame is configured as the SRS resource.

It is the same as that the network side equipment configures the terminal that supports the SRS polling function to not enable the SRS polling function. The network side equipment preferentially allocates the penultimate symbol or uplink time slot of the special subframe to the UE that does not support the SRS polling function. SRS transmission.

In the embodiment of the present invention, the network-side device adaptively allocates SRS resources based on the support of the SRS round-robin function reported by the terminal, which can effectively improve the downlink MIMO performance. It will not cause the degradation of network performance and the burning of PA.

Based on the same inventive concept, the present invention also provides a resource configuration method applied to a terminal. Please refer to FIG. 5. FIG. 5 is a schematic flowchart of a resource configuration method according to Embodiment 2 of the present invention. The method is applied to a terminal and includes the following steps:

Step 51: report the support of the SRS rotation function to the network side device;

Step 52: Receive the SRS resources configured by the network side device according to the support situation.

The resource configuration method provided by the embodiment of the present invention can prevent the PA of the terminal from being burned, and can also effectively improve the MIMO performance.

Preferably, after step 52, it also includes:

The SRS is sent on the SRS resource.

That is to say, the terminal reports the support of the SRS polling function to the network-side device; the network-side device configures SRS resources for the terminal according to the support of the SRS polling function reported by the terminal; the terminal transmits the transmission on the SRS resources configured by the network-side device SRS.

The specific working process corresponds to that in the above-mentioned corresponding embodiment 1, so it will not be repeated here. For details, please refer to the description of the method steps in the above-mentioned corresponding embodiment.

Based on the same inventive concept, the present invention also provides a network side device. Please refer to FIG. 6. FIG. 6 is a schematic structural diagram of a network side device according to Embodiment 3 of the present invention. The network side device 60 includes:

The transceiver 61 is used for receiving the support of the SRS rotation function of the sounding reference signal reported by the terminal;

The processor 62 is configured to configure SRS resources for the terminal according to the support situation.

The network side device provided by the embodiment of the present invention can prevent the PA of the terminal from being burned, and can also effectively improve the MIMO performance.

Preferably, the processor 62 is configured to configure the terminal to enable or disable the SRS polling function; configure SRS resources according to whether the configured terminal enables the SRS polling function.

Preferably, the processor 62 is configured to configure the penultimate symbol of the special subframe in the radio frame as the SRS resource if the terminal is configured to enable the SRS rotation function.

Preferably, the processor 62 is further configured to configure the penultimate symbol of the special subframe as a reserved resource if the terminal is configured to enable the SRS rotation function.

Preferably, the processor 62 is configured to configure the penultimate symbol of the special subframe in the radio frame or the uplink time slot in the radio frame as the SRS resource.

Preferably, the support condition is that the terminal does not support the SRS rotation function, and the processor 62 is configured to configure the last symbol or uplink time slot of the special subframe in the radio frame as the SRS resource .

The specific working process is the same as that in the above-mentioned corresponding embodiment 1, so it is not repeated here. For details, please refer to the description in the above-mentioned corresponding embodiment.

Based on the same inventive concept, the present invention also provides a terminal. Please refer to FIG. 7. FIG. 7 is a schematic structural diagram of a terminal according to Embodiment 4 of the present invention. The terminal 70 includes:

The transceiver 71 is configured to report the support situation of the SRS rotation function to the network side device; and receive the SRS resources configured by the network side device according to the support situation.

The terminal provided by the embodiment of the present invention can prevent the PA of the terminal from being burned, and can effectively improve the MIMO performance.

The specific working process is the same as that in the above-mentioned corresponding embodiment 2, so it will not be repeated here. For details, please refer to the description of the method steps in the above-mentioned corresponding embodiment.

Based on the same inventive concept, the present invention also provides a network side device. Please refer to FIG. 8 . FIG. 8 is a schematic structural diagram of a network-side device according to Embodiment 5 of the present invention. The network-side device 80 includes a processor 81 , a memory 82 , and is stored on the memory 82 and can be stored on the processor 81 . The running computer program; the processor 81 implements the following steps when executing the computer program:

The support of the SRS rotation function of the sounding reference signal reported by the receiving terminal;

According to the support situation, configure SRS resources for the terminal.

The network side device provided by the embodiment of the present invention can prevent the PA of the terminal from being burned, and can also effectively improve the MIMO performance.

Preferably, the support condition is that the terminal supports the SRS rotation function, and the processor 81 implements the following steps when executing the computer program:

The step of configuring SRS resources for the terminal according to the support situation includes:

configure the terminal to enable or disable the SRS rotation function;

SRS resources are configured according to whether the configured terminal enables the SRS rotation function.

Preferably, the processor 81 implements the following steps when executing the computer program:

The step of configuring SRS resources according to whether the configured terminal enables the SRS rotation function includes:

If the terminal is configured to enable the SRS rotation function, the penultimate symbol of the special subframe in the radio frame is configured as the SRS resource.

Preferably, the processor 81 implements the following steps when executing the computer program:

After the step of configuring the terminal to enable or disable the SRS rotation function, it also includes:

If the terminal is configured to enable the SRS rotation function, the last symbol of the special subframe is configured as a reserved resource.

Preferably, the processor 81 implements the following steps when executing the computer program:

The step of configuring SRS resources according to whether the configured terminal enables the SRS rotation function includes:

If the terminal is configured not to enable the SRS rotation function, the penultimate symbol of the special subframe in the radio frame or the uplink time slot in the radio frame is configured as the SRS resource.

Preferably, the support condition is that the terminal does not support the SRS rotation function, and the processor 81 implements the following steps when executing the computer program:

The step of configuring SRS resources for the terminal according to the support situation includes:

The last symbol or uplink time slot of the special subframe in the radio frame is configured as the SRS resource.

The specific working process is the same as that in the above-mentioned corresponding embodiment 1, so it is not repeated here. For details, please refer to the description of the method steps in the above-mentioned corresponding embodiment.

Please refer to FIG. 9. FIG. 9 is a schematic structural diagram of a terminal according to Embodiment 6 of the present invention. The terminal 90 includes a processor 91, a memory 92, and a computer program stored on the memory 92 and running on the processor 91. ; The processor 91 realizes the following steps when executing the computer program:

Report the support of the SRS rotation function to the network side device;

Receive the SRS resource configured by the network side device according to the support situation.

The terminal provided by the embodiment of the present invention can prevent the PA of the terminal from being burned, and can effectively improve the MIMO performance.

The specific working process is the same as that in the above-mentioned corresponding embodiment 2, so it will not be repeated here. For details, please refer to the description of the method steps in the above-mentioned corresponding embodiment.

Embodiment 7 of the present invention provides a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, implements the steps in any of the above-mentioned methods for configuring resources in Embodiment 1 and Embodiment 2. The specific working process is the same as that in the above-mentioned corresponding Embodiment 1 and Embodiment 2, so it is not repeated here. For details, please refer to the description of the method steps in the above-mentioned corresponding embodiment.

The network side device in this embodiment of the present invention may be a base station (Base Transceiver Station, BTS for short) in Global System of Mobile communication (GSM for short) or Code Division Multiple Access (CDMA for short), or It can be a base station (NodeB, NB for short) in Wideband Code Division Multiple Access (WCDMA for short), an evolved base station (Evolutional Node B, eNB or eNodeB for short) in LTE, or a relay station or an access point. The entry point, or the base station in the future 5G network, etc., is not limited here.

The terminal in this embodiment of the present invention may be a wireless terminal or a wired terminal, and the wireless terminal may be a device that provides voice and/or other service data connectivity to a user, a handheld device with a wireless connection function, or a wireless modem connected to other processing equipment. A wireless terminal can communicate with one or more core networks via a Radio Access Network (RAN), and the wireless terminal can be a mobile terminal, such as a mobile phone (or "cellular" phone) and a mobile phone Computers, for example, may be portable, pocket-sized, hand-held, computer-built-in or vehicle-mounted mobile devices that exchange language and/or data with the wireless access network. For example, a Personal Communication Service (PCS) phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (Personal Digital Assistant) Assistant, referred to as PDA) and other devices. A wireless terminal may also be referred to as a system, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, an access A terminal (Access Terminal), a user terminal (User Terminal), a user agent (User Agent), and a terminal (UserDevice or User Equipment) are not limited here.

The aforementioned computer readable media includes both persistent and non-permanent, removable and non-removable media and can be implemented by any method or technology for information storage. Information may be computer readable instructions, data structures, modules of programs, or other data. Examples of computer storage media include, but are not limited to, phase-change memory (PRAM), static random access memory (SRAM), dynamic random access memory (DRAM), other types of random access memory (RAM), read only memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), Flash Memory or other memory technology, Compact Disc Read Only Memory (CD-ROM), Digital Versatile Disc (DVD) or other optical storage, Magnetic tape cassettes, magnetic tape magnetic disk storage or other magnetic storage devices or any other non-transmission medium that can be used to store information that can be accessed by a computing device.

The above are the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can be made. It should be regarded as the protection scope of the present invention.

Claims (17)

1. A resource configuration method, applied to a network side device, is characterized in that, comprising: The support of the SRS rotation function of the sounding reference signal reported by the receiving terminal; According to the support situation, configure SRS resources for the terminal. 2. The resource configuration method according to claim 1, wherein the support condition is that the terminal supports an SRS rotation function, and the step of configuring SRS resources for the terminal according to the support condition comprises: configure the terminal to enable or disable the SRS rotation function; SRS resources are configured according to whether the configured terminal enables the SRS rotation function. 3. The resource configuration method according to claim 2, wherein the step of configuring the SRS resources according to whether the configured terminal enables the SRS rotation function comprises: If the terminal is configured to enable the SRS rotation function, the penultimate symbol of the special subframe in the radio frame is configured as the SRS resource. 4. The resource configuration method according to claim 3, wherein after the step of configuring the terminal to enable or disable the SRS rotation function, the method further comprises: If the terminal is configured to enable the SRS rotation function, the last symbol of the special subframe is configured as a reserved resource. 5. The resource configuration method according to claim 2, wherein the step of configuring the SRS resources according to whether the configured terminal enables the SRS rotation function comprises: If the terminal is configured not to enable the SRS rotation function, the penultimate symbol of the special subframe in the radio frame or the uplink time slot in the radio frame is configured as the SRS resource. 6. The resource configuration method according to claim 1, wherein the support condition is that the terminal does not support the SRS rotation function, and the step of configuring SRS resources for the terminal according to the support condition comprises the following steps: : The last symbol or uplink time slot of the special subframe in the radio frame is configured as the SRS resource. 7. A resource configuration method, applied to a terminal, characterized in that, comprising: Report the support of the SRS rotation function to the network side device; Receive the SRS resource configured by the network side device according to the support situation. 8. A network side device, comprising: A transceiver, used to receive the support of the SRS rotation function of the sounding reference signal reported by the terminal; and a processor, configured to configure SRS resources for the terminal according to the support situation. 9. The network side device according to claim 8, wherein, The processor is configured to configure the terminal to enable or disable the SRS polling function; configure SRS resources according to whether the configured terminal enables the SRS polling function. 10. The network side device according to claim 9, wherein, The processor is configured to configure the penultimate symbol of the special subframe in the radio frame as the SRS resource if the terminal is configured to enable the SRS rotation function. 11. The network side device according to claim 10, wherein, The processor is further configured to configure the penultimate symbol of the special subframe as a reserved resource if the terminal is configured to enable the SRS rotation function. 12. The network side device according to claim 9, wherein, The processor is configured to configure the last symbol of the special subframe in the radio frame or the uplink time slot in the radio frame as the SRS resource if the terminal is configured not to enable the SRS rotation function . 13 . The network side device according to claim 8 , wherein, the support condition is that the terminal does not support the SRS rotation function, and the processor is configured to convert the countdown first of the special subframes in the radio frame to the first one. 14 . symbols or uplink time slots are configured as the SRS resource. 14. A terminal, characterized in that, comprising: The transceiver is configured to report the support situation of the SRS rotation function to the network side device; and receive the SRS resources configured by the network side device according to the support situation. 15. A network-side device, comprising a memory, a processor, and a computer program stored on the memory and running on the processor; characterized in that, when the processor executes the computer program, the computer program as claimed in the claim is implemented. The resource allocation method described in any one of requirements 1 to 6 is required. 16. A terminal, comprising a memory, a processor and a computer program stored on the memory and running on the processor; it is characterized in that, when the processor executes the computer program, the computer program as claimed in claim 7 is implemented The resource allocation method described. 17. A computer-readable storage medium on which a computer program is stored, characterized in that, when the computer program is executed by a processor, the steps in the resource configuration method according to any one of claims 1 to 7 are implemented.

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