WO2017088498A1

WO2017088498A1 - Method, apparatus and system for reporting user equipment capability information

Info

Publication number: WO2017088498A1
Application number: PCT/CN2016/089808
Authority: WO
Inventors: 朱佩蘅; 张宇琼
Original assignee: 中兴通讯股份有限公司
Priority date: 2015-11-23
Filing date: 2016-07-12
Publication date: 2017-06-01
Also published as: CN106792647A

Abstract

A method, apparatus and system for reporting user equipment capability information. The method comprises: receiving a UE capability query message sent by a base station, the UE capability query message comprising UE capability reporting demand information; and reporting UE capability information according to the UE capability reporting demand information in the UE capability query message. In embodiments of the present invention, UE capability information is selectively reported according to a demand of a base station, thereby saving UE capability reporting fields, overcoming information redundancy, and improving the utilization rate of air interface resources.

Description

Method, device and system for reporting user equipment capability information

Technical field

The present invention relates to, but is not limited to, the field of wireless communications, and in particular, to a method, device and system for reporting UE (User Equipment) capability information in a wireless communication network.

Background technique

In the LTE (Long Term Evolution) system, the UE reports the UE capability to the base station through the RRC (Radio Resource Control) message according to the 3rd Generation Partnership Project (3GPP) protocol, so that the base station according to the base station The obtained UE capability is parameterized. In the related art, in order to be compatible with the protocol version and the processing capability of each type of base station, the UE sends all the capability information after receiving the request, which causes the UE to report the capability. A large number of UE capability fields are required to be carried. If the base station or the system that the UE accesses does not support the corresponding function, the field reported by the corresponding UE capability is redundant and meaningless, resulting in waste of air interface resources.

Summary of the invention

The following is an overview of the topics detailed in this document. This Summary is not intended to limit the scope of the claims.

The embodiment of the invention provides a method, a device and a system for reporting UE capability information, which can reduce redundancy in the UE capability report field and improve air interface resource utilization.

The embodiment of the present invention provides a method for reporting UE capability information, including: receiving a UE capability query message sent by a base station, where the UE capability query message includes UE capability report request information; and according to the received UE capability query information, The UE capability reporting request information reports the UE capability information.

Optionally, the foregoing UE capability reporting requirement information includes one or more of the following content: a highest protocol version supported by the base station, a frequency band range that needs to be reported by the UE, and a base station function item flag bit.

Optionally, the foregoing UE capability reporting requirement information is reserved by the UE capability query message. Paragraph carrying.

Optionally, the foregoing reporting the UE capability information according to the UE capability reporting requirement information includes:

When the UE capability reporting requirement information includes the highest protocol version supported by the base station, the UE determines whether the protocol version supported by the UE is higher than the highest protocol version supported by the base station; if the protocol version supported by the UE itself is lower than that supported by the base station The highest protocol version, or the same as the highest protocol version supported by the base station, determines the capability information of the UE to be reported as the capability information that needs to be reported in the version of the protocol, and reports the version of the protocol that is required to be reported. Then, the UE capability information that needs to be reported is the UE capability information specified by the highest protocol version supported by the base station, and is reported; and/or

When the UE capability reporting request information includes the frequency band range that is required to be reported by the UE, the UE determines an intersection of the frequency band range supported by the UE and the frequency band range that is required to be reported by the UE, and determines the UE capability information that needs to be reported according to the intersection. And report it; and/or

When the UE capability reporting requirement information includes the base station function item flag bit, the UE determines, according to the flag bit and the pre-maintained capability table, a base station supported/configured function item or an unsupported/unconfigured function item, And reporting the UE capability information corresponding to the base station support/configured function item.

The embodiment of the present invention further provides an apparatus for reporting UE capability information, including: a receiving module, configured to receive a UE capability query message; the UE capability query message includes UE capability reporting request information; and the reporting module is set to receive according to the received The UE capability reporting request information in the UE capability query message reports the UE capability information.

Optionally, the reporting module is configured to:

When the UE capability reporting request information includes the highest protocol version supported by the base station, determining whether the protocol version supported by the UE is higher than a highest protocol version supported by the base station; if the protocol version supported by the UE is lower than that supported by the base station The highest protocol version, or the same as the highest protocol version supported by the base station, determines that the UE capability information that needs to be reported is the capability information that needs to be reported and is reported by the protocol version supported by the UE, and reports the version of the protocol supported by the UE. Base station supported The highest protocol version, the UE capability information that needs to be reported is the UE capability information specified by the highest protocol version supported by the base station, and is reported;

Determining an intersection of a frequency band range supported by the UE and a frequency band range that is required to be reported by the UE, and determining, according to the intersection, the UE capability information that needs to be reported, and determining, by the UE, the capability of the UE to be reported by the UE. Report

When the UE capability reporting requirement information includes the base station function item flag bit, determining, according to the flag bit and the pre-maintained capability table, a base station supported/configured function item or an unsupported/unconfigured function item, and reporting the base station to the base station Supported UE capability information corresponding to the configured function item.

An embodiment of the present invention further provides a method for reporting UE capability information, where the method includes:

The base station sends a UE capability query message, where the UE capability query message includes the UE capability report request information;

The base station receives the UE capability information reported by the UE capability query message.

Optionally, the UE capability reporting request information includes one or more of the following: a highest protocol version supported by the base station, a frequency band range that needs to be reported by the UE, and a base station function item flag bit.

Optionally, the UE capability reporting requirement information is carried by a reserved field of the UE capability query message.

An embodiment of the present invention further provides an apparatus for reporting UE capability information, where the apparatus includes:

a sending module, configured to send a UE capability query message, where the UE capability query message includes UE capability report request information;

The receiving report module is configured to receive UE capability information reported according to the UE capability query message.

The embodiment of the present invention further provides a system for reporting UE capability information, including: a base station and a UE, where the base station is configured to send a UE capability query message, where the UE capability query message includes UE capability report request information; The method is configured to receive the UE capability query message, and report the UE capability information according to the UE capability report request information in the capability query message.

Compared with the related art, the technical solution provided by the embodiment of the present invention includes:

Method, device and system for reporting UE capability information according to embodiments of the present invention, according to a base station The demand has the ability to report the UE capability information, saves the UE capability reporting field, overcomes the information redundancy, and improves the utilization of the air interface resource.

Other aspects will be apparent upon reading and understanding the drawings and detailed description.

BRIEF abstract

1 is a flowchart of a method and method for reporting UE capability information according to an embodiment of the present invention;

2 is a flowchart of a method for reporting UE capability information according to Embodiment 2 of the present invention;

FIG. 3 is a schematic diagram of an apparatus for reporting UE capability information according to an embodiment of the present invention; FIG.

4 is a schematic diagram of an apparatus for reporting UE capability information according to an embodiment of the present invention;

FIG. 5 is a structural block diagram of an apparatus for reporting UE capability information according to Embodiment 5 of the present invention; FIG.

FIG. 6 is a schematic diagram of a UE capability information reporting system according to an embodiment of the present invention.

Embodiments of the invention

Embodiments of the present application will be described in detail below with reference to the accompanying drawings. It should be noted that, in the case of no conflict, the features in the embodiments and the embodiments in the present application may be arbitrarily combined with each other.

In the embodiment of the present invention, the UE may include multiple devices that can access the communication network; for example, the mobile internet device such as a smart phone or a tablet computer may be included.

For convenience of description, the following describes an LTE (Long Term Evolution) network as an example. The LTE network is only an optional implementation scenario of the embodiment of the present invention.

Embodiment 1

FIG. 1 is a flowchart of a method for reporting UE capability information according to an embodiment of the present invention. As shown in Figure 1, it includes:

Step (S, Step) 101: The UE receives a UE Capability Enquiry message sent by the base station, where the message includes the UE capability report request information.

S102: The UE reports the UE capability information according to the UE capability report requesting information in the received UE capability query message.

Optionally, after receiving the UE capability query message sent by the base station, the UE parses the UE capability report request information included in the information, and determines the UE to be reported according to the UE capability report request information. Capability information is reported. In this way, selective transmission of UE capability information is implemented, and the problem of information redundancy is overcome with respect to transmitting all UE capability information, thereby saving air interface resources.

Optionally, the UE capability reporting requirement information may include one or more of the following: a highest protocol version supported by the base station, a frequency band range that needs to be reported by the UE, and a base station function item flag bit.

Optionally, the UE capability reporting requirement information is carried in a reserved field of the UE capability query message.

Optionally, reporting the UE capability information may include:

When the UE capability reporting request information includes the highest protocol version supported by the base station, the UE determines whether the protocol version supported by the UE is higher than the highest protocol version supported by the base station; if the protocol version supported by the UE itself is lower than the highest protocol version supported by the base station, or When the highest protocol version supported by the base station is the same, the UE capability information that needs to be reported is determined as the capability information that needs to be reported in the version of the protocol, and is reported. If the protocol version supported by the base station is higher than the highest protocol version supported by the base station, the UE that needs to be reported is determined. The capability information is UE capability information specified by the highest protocol version supported by the base station and reported; and/or

When the UE capability report requesting information includes the frequency band range that is required to be reported by the UE, the UE determines the intersection of the frequency band range supported by the UE and the frequency band range that is required to be reported by the UE, and determines the UE capability information that needs to be reported according to the intersection and reports it; and/or

When the UE capability reporting request information includes the base station function item flag, the UE determines the base station supported/configured function item or the unsupported/unconfigured function item according to the flag bit and the pre-maintained capability table, and reports the base station support/has been The UE capability information corresponding to the configured function item.

It should be noted that, according to the identifier in the protocol field, the capability information that needs to be reported in the protocol version may be determined, and the capability information that needs to be reported may be determined according to the protocol version as a conventional technical means of a person skilled in the art, and is not described herein; The capability information that needs to be reported is determined according to the intersection, and after the intersection is determined, the UE capability information that needs to be reported is determined according to the identifier of the protocol field according to the intersection.

The embodiment of the invention further provides a computer storage medium, wherein the computer storage medium stores computer executable instructions, and the computer executable instructions are used to execute the above method.

Embodiment 2

FIG. 2 is a flowchart of a method for reporting UE capability information according to Embodiment 2 of the present invention. As shown in Figure 2, it includes:

Step 201: The base station sends a UE capability query message, where the UE capability query message includes the UE capability report request information.

Step 202: The base station receives the UE capability information reported by the UE capability query message.

Embodiment 3

FIG. 3 is a flowchart of a method for reporting UE capability information in the embodiment of the present invention. As shown in Figure 3, it includes:

S301: After the UE accesses the network, the base station sends a UE capability query message to the UE.

The UE capability query message includes the UE capability report request information. For example, the UE capability report request information may be carried in a reserved field of the UE capability query message (for example, a lateNonCriticalExtension IE). When implemented, the UE capability reporting requirement information may include one or more of the following contents:

(1) The highest protocol version supported by the base station;

(2) The frequency band range that the UE needs to report;

(3) Base station function item flag.

Wherein, the foregoing flag bit may be included in a reserved field of the UE capability query message (eg, lateNonCriticalExtension IE) uses a binary bit to indicate whether a feature is supported. For example, if the flag position is 0, the base station does not support a certain function, and setting it to 1 indicates that the base station supports the function.

S302: The UE receives a UE capability query message sent by the base station.

S303: The UE parses the UE capability query message, obtains the UE capability report request information, and determines the UE capability information that needs to be reported for reporting.

Optionally, when the UE obtains the highest protocol version supported by the base station, it is determined whether the protocol version supported by the UE is higher than the highest protocol version supported by the base station; if the protocol version supported by the UE is lower than the highest protocol version supported by the base station, or with the base station If the supported version of the highest protocol is the same, the UE capability information that needs to be reported is determined as the capability information that needs to be reported in the version of the protocol. If the version of the protocol supported by the UE is higher than the highest protocol version supported by the base station, the UE capability information that needs to be reported is determined as The UE capability information specified by the highest protocol version supported by the base station is not reported, and the related capability information of the highest protocol version supported by the base station is not reported.

When the UE obtains the frequency range that needs to be reported by the UE, it first determines the intersection of the frequency band range supported by the UE and the frequency band range that needs to be reported by the UE, and then determines the UE capability information that needs to be reported according to the intersection. For example, the UE capability information that needs to be reported is determined as the capability information of the UE in the intersection of the foregoing frequency band ranges, and the capability information of the frequency band that is supported by the UE is not reported.

When the UE obtains the base station function item flag, it determines whether the base station supports/configured function items or the unsupported/unconfigured function items according to the flag bit and the pre-maintained capability table, and only reports the base station support when reporting the UE capability information. The capability information corresponding to the configured function item is not reported. The capability information corresponding to the function item that is not supported/unconfigured by the base station is not reported.

The foregoing pre-maintained capability table refers to a specific function item represented by the base station and the UE in advance, and a mapping table of the flag bit and the function item. The table below shows a schematic table of capabilities:

In this embodiment, the UE sends the UE CapabilityInformation (UE capability information) message to the base station to report the UE capability information, and the UE writes the capability information that needs to be reported to the UE to the base station.

Embodiment 4

The fourth embodiment of the present invention provides a device for reporting UE capability information. As shown in FIG. 4, the device capable of reporting the capability of the UE includes: a receiving module 01 and a reporting module 02. The receiving module 01 is configured to receive a UE Capability Enquiry message sent by the base station, where the message includes the UE capability report requesting information, and the reporting module 02 is configured to report the UE capability report request information according to the UE capability query message. UE capability information.

Optionally, after receiving the UE capability query message sent by the base station, the receiving module 01 parses the UE capability report request information included in the information, and notifies the reporting module 02; the reporting module 02 determines the UE to be reported according to the UE capability report request information. The capability information is reported to the base station through the UECapabilityInformation message.

In implementation, the receiving module 01 may obtain the UE capability reporting requirement information by parsing the reserved field of the UE capability query message (for example, the lateNonCriticalExtension IE). In general, the UE capability reporting requirement information may include one or more of the following contents:

(1) The highest protocol version supported by the base station;

(2) The frequency band range that the UE needs to report;

(3) Base station function item flag.

When the UE obtains the highest protocol version supported by the base station, the reporting module 02 is configured to determine whether the protocol version supported by the UE is higher than the highest protocol version supported by the base station; if the protocol version supported by the UE is lower than the highest protocol version supported by the base station, Or the same as the highest protocol version supported by the base station, the UE capability information that needs to be reported is the capability information that needs to be reported by the protocol version supported by the UE, and is reported; if the protocol version supported by the UE is higher than the highest protocol version supported by the base station, The UE capability information that needs to be reported is the UE capability information specified by the highest protocol version supported by the base station, and is reported, and the related capability information that is higher than the highest protocol version supported by the base station is not reported.

When the UE obtains the frequency range that needs to be reported by the UE, it determines the intersection of the frequency range supported by the UE and the frequency range that is required to be reported by the UE, and then determines the UE capability information that needs to be reported according to the intersection and reports the information. For example, the UE capability information that needs to be reported is determined as the capability information of the UE in the intersection of the foregoing frequency band ranges, and the capability information of the frequency band that is supported by the UE is not reported.

When the UE obtains the base station function item flag, it determines whether the base station supports/configured function items or the unsupported/unconfigured function items according to the flag bit and the pre-maintained capability table, and only reports the base station support when reporting the UE capability information. The capability information corresponding to the configured function item, and the capability information corresponding to the function item that the base station does not support/unconfigured is not reported.

The foregoing pre-maintained capability table includes a function item that is represented by the base station and the UE in advance, and a mapping table of the flag bit and the function item.

The apparatus for reporting UE capability information in the embodiment of the present invention, and the receiving module 01 and the reporting module 02 of the device may be implemented by a processor in the user equipment, may also be implemented by a logic circuit, or may be combined by software or software and hardware. Way to achieve. In practical applications, the processor may be a Central Processing Unit (CPU), a Micro Processor Unit (MPU), a Digital Signal Processor (DSP), or a Field Programmable Gate Array (FPGA). , Field-Programmable Gate Array), etc.

Embodiment 5

FIG. 5 is a structural block diagram of an apparatus for reporting UE capability information according to Embodiment 5 of the present invention. As shown in Figure 5, it includes:

The sending module 03 is configured to send a UE capability query message, where the UE capability query message includes the UE capability report request information.

The receiving report module 04 is configured to receive UE capability information reported according to the UE capability query message.

Embodiment 6

FIG. 6 is a schematic diagram of a UE capability information reporting system according to an embodiment of the present invention. As shown in FIG. 6, the base station 11 and the user equipment 12 are included. The base station 11 is configured to send a UE capability query message, where the UE capability query message includes the UE capability report request information, and the user equipment 12 is configured to receive the UE capability query message, and report the UE capability according to the UE capability report request information in the capability query message. information. Optionally, the user equipment 12 includes the apparatus for reporting UE capability information shown in FIG. 5.

One of ordinary skill in the art will appreciate that all or a portion of the above steps may be performed by a program to instruct related hardware, such as a processor, which may be stored in a computer readable storage medium, such as a read only memory, disk or optical disk. Wait. Alternatively, all or part of the steps of the above embodiments may also be implemented using one or more integrated circuits. Correspondingly, each module/unit in the foregoing embodiment may be implemented in the form of hardware, for example, by implementing an integrated circuit to implement its corresponding function, or may be implemented in the form of a software function module, for example, being executed by a processor and stored in a memory. Programs/instructions to implement their respective functions. The invention is not limited to any specific form of combination of hardware and software.

The embodiments disclosed in the present application are as described above, but the descriptions are only for the purpose of understanding the present application, and are not intended to limit the present application, such as the specific implementation method in the embodiments of the present invention. Any modifications and changes in the form and details of the embodiments may be made by those skilled in the art without departing from the spirit and scope of the disclosure. The scope defined by the appended claims shall prevail.

Industrial applicability

The foregoing technical solution saves the UE capability reporting field, overcomes information redundancy, and improves utilization of air interface resources.

Claims

A method for reporting user capability information of a user equipment, where the method includes:

Receiving a UE capability query message sent by the base station; the UE capability query message includes UE capability report request information;

The UE capability information is reported according to the UE capability report request information in the received UE capability query message.
The method according to claim 1, wherein the UE capability reporting requirement information comprises one or more of the following: a highest protocol version supported by the base station, a frequency band range that needs to be reported by the UE, and a base station function item flag bit.
The method according to claim 1 or 2, wherein the UE capability reporting requirement information is carried by a reserved field of the UE capability query message.
The method of claim 2, wherein the reporting UE capability information comprises:

When the UE capability reporting requirement information includes the highest protocol version supported by the base station, the UE determines whether the protocol version supported by the UE is higher than the highest protocol version supported by the base station; if the protocol version supported by the UE itself is lower than that supported by the base station The highest protocol version, or the same as the highest protocol version supported by the base station, determines the capability information of the UE to be reported as the capability information that needs to be reported in the version of the protocol, and reports the version of the protocol that is required to be reported. Then, the UE capability information that needs to be reported is the UE capability information specified by the highest protocol version supported by the base station, and is reported; and/or

When the UE capability reporting request information includes the frequency band range that is required to be reported by the UE, the UE determines an intersection of the frequency band range supported by the UE and the frequency band range that is required to be reported by the UE, and determines the UE capability information that needs to be reported according to the intersection. And report it; and/or

When the UE capability reporting requirement information includes the base station function item flag bit, the UE determines, according to the flag bit and the pre-maintained capability table, a base station supported/configured function item or an unsupported/unconfigured function item, And reporting the UE capability information corresponding to the base station support/configured function item.
An apparatus for reporting user capability information of a user equipment, where the apparatus includes:

a receiving module, configured to receive a UE capability query message, where the UE capability query message is included The UE capability reports the demand information;

The reporting module is configured to report the UE capability information according to the UE capability report requesting information in the received UE capability query message.
The apparatus according to claim 5, wherein the UE capability reporting requirement information comprises one or more of the following: a highest protocol version supported by the base station, a frequency band range that needs to be reported by the UE, and a base station function item flag bit.
The apparatus of claim 6 wherein said reporting module is configured to:

When the UE capability reporting request information includes the highest protocol version supported by the base station, determining whether the protocol version supported by the UE is higher than a highest protocol version supported by the base station; if the protocol version supported by the UE is lower than that supported by the base station The highest protocol version, or the same as the highest protocol version supported by the base station, determines that the UE capability information that needs to be reported is the capability information that needs to be reported and is reported by the protocol version supported by the UE, and reports the version of the protocol supported by the UE. The highest protocol version supported by the base station, and the UE capability information that needs to be reported is the UE capability information specified by the highest protocol version supported by the base station, and is reported;

Determining an intersection of a frequency band range supported by the UE and a frequency band range that is required to be reported by the UE, and determining, according to the intersection, the UE capability information that needs to be reported, and determining, by the UE, the capability of the UE to be reported by the UE. Report

When the UE capability reporting requirement information includes the base station function item flag bit, determining, according to the flag bit and the pre-maintained capability table, a base station supported/configured function item or an unsupported/unconfigured function item, and reporting the base station to the base station Supported UE capability information corresponding to the configured function item.
A method for reporting user capability information of a user equipment, where the method includes:

The base station sends a UE capability query message, where the UE capability query message includes the UE capability report request information;

The base station receives the UE capability information reported by the UE capability query message.
The method according to claim 8, wherein the UE capability reporting requirement information comprises one or more of the following: a highest protocol version supported by the base station, a frequency band range that needs to be reported by the UE, and a base station function item flag bit.
The method according to claim 8 or 9, wherein the UE capability reporting request letter The information is carried by the reserved field of the UE capability query message.
An apparatus for reporting user capability information of a user equipment, where the apparatus includes:

a sending module, configured to send a UE capability query message, where the UE capability query message includes UE capability report request information;

The receiving report module is configured to receive UE capability information reported according to the UE capability query message.
A system for reporting user capability information of a user equipment, where the system includes: a base station and a UE;

The base station is configured to send a UE capability query message, where the UE capability query message includes UE capability report request information;

The UE is configured to receive the UE capability query message, and report the UE capability information according to the UE capability report request information in the capability query message.
The system of claim 12, wherein the UE comprises the apparatus of any one of claims 5 to 7.