CN109587789B - Random access method, mobile terminal and network equipment - Google Patents

Random access method, mobile terminal and network equipment Download PDF

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Publication number
CN109587789B
CN109587789B CN201710900509.5A CN201710900509A CN109587789B CN 109587789 B CN109587789 B CN 109587789B CN 201710900509 A CN201710900509 A CN 201710900509A CN 109587789 B CN109587789 B CN 109587789B
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random access
configuration information
resource configuration
bwp
mobile terminal
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CN109587789A (en
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张艳霞
吴昱民
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Priority to CN201710900509.5A priority Critical patent/CN109587789B/en
Priority to PCT/CN2018/106587 priority patent/WO2019062627A1/en
Publication of CN109587789A publication Critical patent/CN109587789A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
    • H04W74/0833—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure

Abstract

The invention provides a random access method, a mobile terminal and a network device, which solve the problem that no relevant scheme exists on how to carry out random access according to a plurality of BWPs of the mobile terminal in the random access process. The method of the invention comprises the following steps: acquiring resource configuration information of BWP configured or predefined by a network device; and sending or receiving the random access message in the random access process according to the BWP indicated by the resource configuration information of the BWP. The invention can configure or define different BWPs for different random access messages, so that the mobile terminal can be switched to different BWPs to send or receive different random access messages in the random access process, the problem of how to carry out random access according to a plurality of BWPs of the mobile terminal is solved, the resource utilization rate of the system is improved, meanwhile, the mobile terminal is not influenced by the activation or deactivation of the BWPs in the random access process, and the mobile terminal can be ensured to continuously execute the random access process.

Description

Random access method, mobile terminal and network equipment
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a random access method, a mobile terminal, and a network device.
Background
In a 5G system, a mobile terminal may only support a relatively small operating Bandwidth (e.g. 5MHz), while a cell on the network side may support a relatively large Bandwidth (e.g. 100MHz), in which the small Bandwidth Part (BWP) in which the mobile terminal operates is the Bandwidth Part. For different mobile terminal functions, the network side may configure 1 or more BWPs for the mobile terminal, and transform the BWP at which the mobile terminal can operate by activating or deactivating the BWPs. However, in the existing random access procedure, there is no relevant scheme on how to perform random access according to multiple BWPs of the mobile terminal.
Disclosure of Invention
Embodiments of the present invention provide a random access method, a mobile terminal, and a network device, so as to solve the problem that in the existing random access process, there is no relevant scheme for how to perform random access according to multiple BWPs of the mobile terminal.
In a first aspect, the present invention provides a random access method applied to a mobile terminal, including:
acquiring resource configuration information of BWP configured or predefined by a network device; and
and sending or receiving a random access message in a random access process according to the BWP indicated by the resource configuration information of the BWP.
In a second aspect, an embodiment of the present invention further provides a random access method, applied to a network device, including:
and sending or receiving the random access message in the random access process according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network equipment.
In a third aspect, an embodiment of the present invention further provides a mobile terminal, including:
an obtaining module, configured to obtain resource configuration information of a predefined BWP or configured by a network device;
a first transmission module, configured to send or receive a random access message in a random access process according to the BWP indicated by the resource configuration information of the BWP.
In a fourth aspect, an embodiment of the present invention further provides a mobile terminal, including: a memory, a processor and a computer program stored on the memory and executable on the processor, which computer program, when executed by the processor, carries out the steps of the random access method as described above.
In a fifth aspect, the embodiment of the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the steps of the random access method as described above.
In a sixth aspect, an embodiment of the present invention further provides a network device, including:
and a second transmission module, configured to send or receive a random access message in a random access procedure according to the resource configuration information of the predefined bandwidth part BWP or the configured BWP.
In a seventh aspect, an embodiment of the present invention further provides a network device, including: a memory, a processor and a computer program stored on the memory and executable on the processor, which computer program, when executed by the processor, carries out the steps of the random access method as described above.
In an eighth aspect, the embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when executed by a processor, the computer program implements the steps of the random access method as described above.
In this way, according to the above technical solution of the embodiment of the present invention, the random access message in the random access procedure is sent or received according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device, and since different BWPs can be configured or defined for different random access messages, the mobile terminal can switch to different BWPs to send or receive different random access messages in the random access procedure, thereby solving the problem of how to perform random access according to multiple BWPs of the mobile terminal, improving the resource utilization of the system, and meanwhile, enabling the mobile terminal not to be affected by activation or deactivation of the BWP in the random access procedure, and ensuring that the mobile terminal can continuously perform the random access procedure.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a flowchart of a random access method according to an embodiment of the present invention;
fig. 2 is a second flowchart of a random access method according to an embodiment of the present invention;
fig. 3 is a third flowchart of a random access method according to an embodiment of the present invention;
fig. 4 is a schematic block diagram of a mobile terminal according to an embodiment of the present invention;
fig. 5 is a block diagram of a mobile terminal according to an embodiment of the present invention;
fig. 6 is a second block diagram of the mobile terminal according to the embodiment of the present invention;
FIG. 7 is a block diagram of a network device according to an embodiment of the present invention;
fig. 8 is a block diagram of a network device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The claims and expressions used and/or described in the specification mean at least one of the objects connected.
As shown in fig. 1, an embodiment of the present invention provides a random access method, which is applied to a mobile terminal, and the method includes:
step 101: resource configuration information of a BWP configured or predefined by a network device is obtained.
In an embodiment of the present invention, the network device configures or predefines resource configuration information of a BWP transmitting the random access message, and the mobile terminal determines a time-frequency resource for transmitting the random access message in the BWP according to the resource configuration information of the BWP, and transmits or receives the random access message in a random access process on the determined time-frequency resource. The resource configuration information of the network device configured or predefined BWP indicates that the BWP is for transporting at least one of Msg1, Msg2, Msg3, Msg4, and Msg 5.
Specifically, the resource configuration information of the BWP configured by the network device is obtained through a physical control channel, a radio resource control RRC message, a media access control MAC layer control signaling, a radio link layer control protocol RLC control signaling, and/or a packet data convergence protocol PDCP control signaling.
Wherein the resource allocation information of the BWP includes: resource configuration information of the first random access message Msg 1. Further, the resource configuration information of the BWP further includes: at least one of resource configuration information of the second random access message Msg2, resource configuration information of the third random access message Msg3, resource configuration information of the fourth random access message Msg4, and resource configuration information of the fifth random access message Msg 5.
The resource configuration information includes: at least one of frequency point identification, bandwidth identification, BWP identification, frequency point offset, bandwidth offset, subcarrier interval, cyclic prefix CP length, system frame number SFN information, subframe length information, slot length information, symbol length information and indication information that the first target random access message and the second target random access message use the same resource position.
The indication information includes: at least one item of resource position indication information indicating that Msg2 uses Msg1, resource position indication information indicating that Msg3 uses Msg1 or Msg2, resource position indication information indicating that Msg4 uses Msg1, Msg2 or Msg3, and resource position indication information indicating that Msg5 uses Msg1, Msg2, Msg3 or Msg 4.
Step 102: and sending or receiving a random access message in a random access process according to the BWP indicated by the resource configuration information of the BWP.
Determining the BWP indicated by the resource configuration information of the BWP and the time-frequency resource for transmitting the random access message in the determined BWP according to the resource configuration information of the BWP; then, the random access message in the process of sending or receiving the random access on the time frequency resource is determined.
The random access method of the embodiment of the invention sends or receives the random access message in the random access process according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device, and because different BWPs can be configured or defined for different random access messages, the mobile terminal can be switched to different BWPs to send or receive different random access messages in the random access process, thereby solving the problem of how to carry out random access according to a plurality of BWPs of the mobile terminal, improving the resource utilization rate of the system, simultaneously ensuring that the mobile terminal is not influenced by the activation or deactivation of the BWPs in the random access process, and ensuring that the mobile terminal can continuously execute the random access process.
Further, the step 102 may specifically include:
and according to the BWP indicated by the resource configuration information of the BWP, sending the Msg 1.
Specifically, the BWP and time-frequency resources for Msg1 transmission are determined according to the resource configuration information of Msg1, and Msg1 is sent to the network side, where Msg1 is specifically a random access preamble.
The step 102 may further include:
receiving Msg2 according to the BWP indicated by the resource configuration information of the BWP;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
In an embodiment of the present invention, if the resource configuration information of the BWP includes the resource configuration information of Msg2, determining the BWP and the time-frequency resource for transmitting Msg2 according to the resource configuration information of Msg2, and receiving Msg2 sent by the network side; and if the resource configuration information of the BWP does not contain the resource configuration information of the Msg2, receiving the Msg2 according to a default time-frequency resource. The Msg2 is specifically a random access response identifier RA-RNTI.
By carrying the resource configuration information of the subsequent random access message in the Msg2, the mobile terminal can flexibly select different time-frequency resources of BWP to transmit the random access message when transmitting the subsequent random access message, thereby improving the resource utilization rate of the system.
The step 102 may further include:
and sending the Msg3 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of the Msg3 carried in the Msg 2.
Here, when the resource allocation information of the BWP includes the resource allocation information of Msg3 and the resource allocation information of Msg3 carried in the Msg2, the Msg3 may be transmitted according to the resource allocation information of Msg3 in the resource allocation information of the BWP, or the Msg3 may be transmitted according to the resource allocation information of Msg3 carried in Msg 2; if the resource configuration information of the Msg3 is not included in the resource configuration information of the BWP and the resource configuration information of the Msg3 carried in the Msg2 is included in the resource configuration information of the BWP, sending Msg3 according to the resource configuration information of the Msg3 carried in the Msg 2; and when the resource configuration information of the BWP does not contain the resource configuration information of Msg3 and the Msg2 does not carry the resource configuration information of Msg3, sending Msg3 according to default time-frequency resources. The Msg3 contains identification information of the user, which can be used for subsequent contention resolution mechanisms.
The step 102 may further include:
receiving Msg4 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of the Msg4 carried in the Msg 2;
wherein the Msg4 carries resource configuration information of the Msg 5.
In an embodiment of the present invention, when the resource configuration information of the BWP includes resource configuration information of Msg4 and the resource configuration information of Msg4 carried in the Msg2, the Msg4 may be received according to the resource configuration information of Msg4 in the resource configuration information of the BWP, or the Msg4 may be received according to the resource configuration information of Msg4 carried in Msg 2; if the resource configuration information of the Msg4 is not included in the resource configuration information of the BWP and the resource configuration information of the Msg4 carried in the Msg2 is included, receiving Msg4 according to the resource configuration information of the Msg4 carried in the Msg 2; and when the resource configuration information of the BWP does not contain the resource configuration information of the Msg4 and the Msg2 does not carry the resource configuration information of the Msg4, receiving the Msg4 according to a default time-frequency resource.
By carrying the resource configuration information of the subsequent random access message in the Msg4 or Msg2, the mobile terminal can flexibly select different time-frequency resources of BWP to transmit the random access message when transmitting the subsequent random access message, thereby improving the resource utilization rate of the system.
The step 102 may further include:
and Msg5 is sent according to the BWP indicated by the resource configuration information of the BWP, the BWP indicated by the resource configuration information of the Msg5 carried in the Msg2 and/or the BWP indicated by the resource configuration information of the Msg5 carried in the Msg 4.
In an embodiment of the present invention, the resource configuration information of the BWP includes resource configuration information of Msg5, and when the resource configuration information of Msg5 carried in the Msg2 and the resource configuration information of Msg5 carried in the Msg4 are included, any BWP among the three BWPs can be selected to send Msg 5; and when the resource configuration information of the BWP does not include resource configuration information of Msg5, the Msg2 does not carry the resource configuration information of Msg5, and the Msg4 does not carry the resource configuration information of Msg5, sending Msg5 according to default time-frequency resources.
By carrying the resource configuration information of the subsequent random access message in the Msg4 or Msg2, the mobile terminal can flexibly select different time-frequency resources of BWP to transmit the random access message when transmitting the subsequent random access message, thereby improving the resource utilization rate of the system.
It should be noted that the resource configuration information of the subsequent random access message carried in the random access message in the embodiment of the present invention refers to resource configuration information of the BWP used for transmitting the subsequent random access message.
As shown in fig. 2, an embodiment of the present invention further provides a random access method, applied to a network device, where the method includes:
step 201: and sending or receiving the random access message in the random access process according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network equipment.
In an embodiment of the present invention, a network device configures or predefines resource configuration information of a BWP transmitting a random access message, determines a time-frequency resource for transmitting the random access message in the BWP according to the resource configuration information of the BWP, and transmits or receives the random access message in a random access process on the determined time-frequency resource. The resource configuration information of the network device configured or predefined BWP indicates that the BWP is for transporting at least one of Msg1, Msg2, Msg3, Msg4, and Msg 5.
The random access method of the embodiment of the invention sends or receives the random access message in the random access process according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device, and because different BWPs can be configured or defined for different random access messages, the mobile terminal can be switched to different BWPs to send or receive different random access messages in the random access process, thereby solving the problem of how to carry out random access according to a plurality of BWPs of the mobile terminal, improving the resource utilization rate of the system, simultaneously ensuring that the mobile terminal is not influenced by the activation or deactivation of the BWPs in the random access process, and ensuring that the mobile terminal can continuously execute the random access process.
Further, the random access method further includes:
and sending the resource configuration information of the BWP configured by the network equipment to the mobile terminal through a physical control channel, a Radio Resource Control (RRC) message, a Media Access Control (MAC) layer control signaling, a radio link layer control protocol (RLC) control signaling and/or a Packet Data Convergence Protocol (PDCP) control signaling.
Wherein the resource allocation information of the BWP includes: at least one of resource configuration information of the first random access message Msg1, resource configuration information of the second random access message Msg2, resource configuration information of the third random access message Msg3, resource configuration information of the fourth random access message Msg4, and resource configuration information of the fifth random access message Msg 5.
The resource configuration information includes: at least one of frequency point identification, bandwidth identification, BWP identification, frequency point offset, bandwidth offset, subcarrier interval, cyclic prefix CP length, system frame number SFN information, subframe length information, slot length information, symbol length information and indication information that the first target random access message and the second target random access message use the same resource position.
The indication information includes: at least one item of resource position indication information indicating that Msg2 uses Msg1, resource position indication information indicating that Msg3 uses Msg1 or Msg2, resource position indication information indicating that Msg4 uses Msg1, Msg2 or Msg3, and resource position indication information indicating that Msg5 uses Msg1, Msg2, Msg3 or Msg 4.
The resource configuration information of the BWP is sent to the mobile terminal, so that the mobile terminal determines the BWP for transmitting the random access message and the time-frequency resource in the BWP according to the resource configuration information of the BWP, and transmits the random access message on the determined time-frequency resource.
Further, the step 201 includes:
sending Msg2 to the mobile terminal according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
By carrying the resource configuration information of the subsequent random access message in the Msg2, the mobile terminal can flexibly select different time-frequency resources of BWP to transmit the random access message when transmitting the subsequent random access message, thereby improving the resource utilization rate of the system.
Further, the step 201 further includes:
sending Msg4 to the mobile terminal according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device;
wherein the Msg4 carries resource configuration information of the Msg 5.
By carrying the resource configuration information of the subsequent random access message in the Msg4, the mobile terminal can flexibly select different time-frequency resources of BWP to transmit the random access message when transmitting the subsequent random access message, thereby improving the resource utilization rate of the system.
A specific application flow of the embodiment of the present invention is described below.
As shown in fig. 3, the application process includes:
step 301: the network device configures or predefines resource configuration information of the BWP corresponding to the time-frequency resource used for transmitting the random access message.
Step 302: and according to the resource configuration information, the Msg1 is sent on the time-frequency resource of the corresponding BWP.
Step 303: according to the resource configuration information, Msg2 is received on the time-frequency resource of the corresponding BWP, and the Msg2 comprises the resource configuration information of Msg3, Msg4 and/or Msg 5.
Step 304: and according to the resource configuration information in the step 301 and/or the step 303, sending the Msg3 on the time-frequency resource of the corresponding BWP.
When the BWPs indicated by the resource configuration information in steps 301 and 303 are the same, Msg3 is sent on the time-frequency resource of the corresponding BWP according to the resource configuration information in steps 301 and 303.
Step 305: according to the resource configuration information in step 301 and/or step 303, Msg4 is received on the time-frequency resource of the corresponding BWP, where Msg4 includes the resource configuration information of Msg 5.
Step 306: and according to the resource configuration information in the steps 301, 303 and/or 305, sending the Msg5 on the time-frequency resource of the corresponding BWP.
The random access method of the embodiment of the invention can realize that the UE configured with a plurality of BWPs sends or receives different information in the random access process on different BWPs in the random access process, thereby improving the resource utilization efficiency of the system, and simultaneously, the random access process initiated by the user can be continuously executed without interruption when the BWPs are activated or deactivated.
As shown in fig. 4, an embodiment of the present invention further provides a mobile terminal 400, including:
an obtaining module 401, configured to obtain resource configuration information of a predefined BWP or configured by a network device;
a first transmission module 402, configured to send or receive a random access message in a random access procedure according to the BWP indicated by the resource configuration information of the BWP.
In the mobile terminal of the embodiment of the present invention, the resource configuration information of the BWP includes: resource configuration information of the first random access message Msg 1.
In the mobile terminal of the embodiment of the present invention, the resource configuration information of the BWP further includes:
at least one of resource configuration information of the second random access message Msg2, resource configuration information of the third random access message Msg3, resource configuration information of the fourth random access message Msg4, and resource configuration information of the fifth random access message Msg 5.
In the mobile terminal according to the embodiment of the present invention, the obtaining module 401 is configured to obtain the resource configuration information of the BWP through a physical control channel, a radio resource control RRC message, a media access control MAC layer control signaling, a radio link layer control protocol RLC control signaling, and/or a packet data convergence protocol PDCP control signaling.
In the mobile terminal of the embodiment of the present invention, the resource allocation information includes: at least one of frequency point identification, bandwidth identification, BWP identification, frequency point offset, bandwidth offset, subcarrier interval, cyclic prefix CP length, system frame number SFN information, subframe length information, slot length information, symbol length information and indication information that the first target random access message and the second target random access message use the same resource position.
In the mobile terminal of the embodiment of the present invention, the indication information includes: at least one item of resource position indication information indicating that Msg2 uses Msg1, resource position indication information indicating that Msg3 uses Msg1 or Msg2, resource position indication information indicating that Msg4 uses Msg1, Msg2 or Msg3, and resource position indication information indicating that Msg5 uses Msg1, Msg2, Msg3 or Msg 4.
In the mobile terminal according to the embodiment of the present invention, the first transmission module 402 is configured to send Msg1 according to the BWP indicated by the resource configuration information of the BWP.
In the mobile terminal of the embodiment of the present invention, the first transmission module 402 is configured to receive Msg2 according to the BWP indicated by the resource configuration information of the BWP;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
In the mobile terminal according to the embodiment of the present invention, the first transmission module 402 is configured to send Msg3 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of Msg3 carried in the Msg 2.
In the mobile terminal of the embodiment of the present invention, the first transmission module 402 is configured to receive Msg4 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of Msg4 carried in the Msg 2;
wherein the Msg4 carries resource configuration information of the Msg 5.
In the mobile terminal according to the embodiment of the present invention, the first transmission module 402 is configured to send Msg5 according to the BWP indicated by the resource configuration information of the BWP, the BWP indicated by the resource configuration information of Msg5 carried in the Msg2, and/or the BWP indicated by the resource configuration information of Msg5 carried in the Msg 4.
The mobile terminal of the embodiment of the present invention sends or receives the random access message in the random access process according to the BWP indicated by the resource configuration information of the bandwidth portion BWP configured or predefined by the network device, and because different BWPs can be configured or defined for different random access messages, the mobile terminal can switch to different BWPs to send or receive different random access messages in the random access process, thereby solving the problem of how to perform random access according to multiple BWPs of the mobile terminal, improving the resource utilization of the system, and meanwhile, the mobile terminal is not affected by activation or deactivation of the BWPs in the random access process, and ensuring that the mobile terminal can continuously perform the random access process.
An embodiment of the present invention further provides a mobile terminal, including: the random access method applied to the mobile terminal side comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, wherein when the computer program is executed by the processor, each process in the method embodiment of the random access method applied to the mobile terminal side is realized, the same technical effect can be achieved, and in order to avoid repetition, the details are not repeated.
An embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the computer program implements each process in the method embodiment of the random access method applied to the mobile terminal side, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here. The computer-readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
In order to better achieve the above object, as shown in fig. 5, an embodiment of the present invention further provides a mobile terminal, which includes a memory 520, a processor 500, a transceiver 510, a user interface 530, a bus interface, and a computer program stored on the memory 520 and operable on the processor 500, wherein the processor 500 is configured to read the program in the memory 520 and execute the following processes:
acquiring resource configuration information of BWP configured or predefined by a network device;
and sending or receiving a random access message in a random access process according to the BWP indicated by the resource configuration information of the BWP.
Wherein in fig. 5, the bus architecture may include any number of interconnected buses and bridges, with one or more processors, represented by processor 500, and various circuits, represented by memory 520, being linked together. The bus architecture may also link together various other circuits such as peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further herein. The bus interface provides an interface. The transceiver 510 may be a number of elements, including a transmitter and a transceiver, providing a means for communicating with various other apparatus over a transmission medium. For different user devices, the user interface 530 may also be an interface capable of interfacing with a desired device externally, including but not limited to a keypad, display, speaker, microphone, joystick, etc.
The processor 500 is responsible for managing the bus architecture and general processing, and the memory 520 may store data used by the processor 500 in performing operations.
Optionally, the resource configuration information of the BWP includes: resource configuration information of the first random access message Msg 1.
Optionally, the resource configuration information of the BWP further includes:
at least one of resource configuration information of the second random access message Msg2, resource configuration information of the third random access message Msg3, resource configuration information of the fourth random access message Msg4, and resource configuration information of the fifth random access message Msg 5.
Optionally, the processor 500 reads the program in the memory 520, and is further configured to perform:
and acquiring resource configuration information of the BWP configured by the network equipment through a physical control channel, a Radio Resource Control (RRC) message, a Media Access Control (MAC) layer control signaling, a radio link layer control protocol (RLC) control signaling and/or a Packet Data Convergence Protocol (PDCP) control signaling.
Optionally, the resource configuration information includes: at least one of frequency point identification, bandwidth identification, BWP identification, frequency point offset, bandwidth offset, subcarrier interval, cyclic prefix CP length, system frame number SFN information, subframe length information, slot length information, symbol length information and indication information that the first target random access message and the second target random access message use the same resource position.
Optionally, the indication information includes: at least one item of resource position indication information indicating that Msg2 uses Msg1, resource position indication information indicating that Msg3 uses Msg1 or Msg2, resource position indication information indicating that Msg4 uses Msg1, Msg2 or Msg3, and resource position indication information indicating that Msg5 uses Msg1, Msg2, Msg3 or Msg 4.
Optionally, the processor 500 reads the program in the memory 520, and is further configured to perform:
and according to the BWP indicated by the resource configuration information of the BWP, sending the Msg 1.
Optionally, the processor 500 reads the program in the memory 520, and is further configured to perform:
receiving Msg2 according to the BWP indicated by the resource configuration information of the BWP;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
Optionally, the processor 500 reads the program in the memory 520, and is further configured to perform:
and sending the Msg3 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of the Msg3 carried in the Msg 2.
Optionally, the processor 500 reads the program in the memory 520, and is further configured to perform:
receiving Msg4 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of the Msg4 carried in the Msg 2;
wherein the Msg4 carries resource configuration information of the Msg 5.
Optionally, the processor 500 reads the program in the memory 520, and is further configured to perform:
and Msg5 is sent according to the BWP indicated by the resource configuration information of the BWP, the BWP indicated by the resource configuration information of the Msg5 carried in the Msg2 and/or the BWP indicated by the resource configuration information of the Msg5 carried in the Msg 4.
Fig. 6 is a schematic diagram of a hardware structure of a mobile terminal for implementing various embodiments of the present invention, where the mobile terminal 600 includes, but is not limited to: a radio frequency unit 601, a network module 602, an audio output unit 603, an input unit 604, a sensor 605, a display unit 606, a user input unit 607, an interface unit 608, a memory 609, a processor 610, and a power supply 611. Those skilled in the art will appreciate that the mobile terminal architecture shown in fig. 6 is not intended to be limiting of mobile terminals, and that a mobile terminal may include more or fewer components than shown, or some components may be combined, or a different arrangement of components. In the embodiment of the present invention, the mobile terminal includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer, and the like.
Wherein, the processor 610 is configured to send or receive a random access message in a random access procedure according to a bandwidth portion BWP configured or predefined by the network device.
According to the above technical solution of the embodiment of the present invention, the random access message in the random access process is sent or received according to the BWP indicated by the resource configuration information of the bandwidth portion BWP configured or predefined by the network device, and different BWPs can be configured or defined for different random access messages, so that the mobile terminal can switch to different BWPs to send or receive different random access messages in the random access process, thereby solving the problem of how to perform random access according to multiple BWPs of the mobile terminal, improving the resource utilization of the system, and meanwhile, enabling the mobile terminal not to be affected by activation or deactivation of the BWP in the random access process, and ensuring that the mobile terminal can continuously perform the random access process.
It should be understood that, in the embodiment of the present invention, the radio frequency unit 601 may be used for receiving and sending signals during a message sending and receiving process or a call process, and specifically, receives downlink data from a base station and then processes the received downlink data to the processor 610; in addition, the uplink data is transmitted to the base station. In general, radio frequency unit 601 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. Further, the radio frequency unit 601 may also communicate with a network and other devices through a wireless communication system.
The mobile terminal provides the user with wireless broadband internet access through the network module 602, such as helping the user send and receive e-mails, browse webpages, access streaming media, and the like.
The audio output unit 603 may convert audio data received by the radio frequency unit 601 or the network module 602 or stored in the memory 609 into an audio signal and output as sound. Also, the audio output unit 603 may also provide audio output related to a specific function performed by the mobile terminal 600 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 603 includes a speaker, a buzzer, a receiver, and the like.
The input unit 604 is used to receive audio or video signals. The input Unit 604 may include a Graphics Processing Unit (GPU) 6041 and a microphone 6042, and the Graphics processor 6041 processes image data of a still picture or video obtained by an image capturing apparatus (such as a camera) in a video capture mode or an image capture mode. The processed image frames may be displayed on the display unit 606. The image frames processed by the graphic processor 6041 may be stored in the memory 609 (or other storage medium) or transmitted via the radio frequency unit 601 or the network module 602. The microphone 6042 can receive sound, and can process such sound into audio data. The processed audio data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 601 in case of the phone call mode.
The mobile terminal 600 also includes at least one sensor 605, such as a light sensor, motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor that can adjust the brightness of the display panel 6061 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 6061 and/or the backlight when the mobile terminal 600 is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when stationary, and can be used to identify the posture of the mobile terminal (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), and vibration identification related functions (such as pedometer, tapping); the sensors 605 may also include fingerprint sensors, pressure sensors, iris sensors, molecular sensors, gyroscopes, barometers, hygrometers, thermometers, infrared sensors, etc., which are not described in detail herein.
The display unit 606 is used to display information input by the user or information provided to the user. The Display unit 606 may include a Display panel 6061, and the Display panel 6061 may be configured by a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 607 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the mobile terminal. Specifically, the user input unit 607 includes a touch panel 6071 and other input devices 6072. Touch panel 6071, also referred to as a touch screen, may collect touch operations by a user on or near it (e.g., operations by a user on or near touch panel 6071 using a finger, stylus, or any suitable object or accessory). The touch panel 6071 may include two parts of a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 610, receives a command from the processor 610, and executes the command. In addition, the touch panel 6071 can be implemented by various types such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. The user input unit 607 may include other input devices 6072 in addition to the touch panel 6071. Specifically, the other input devices 6072 may include, but are not limited to, a physical keyboard, function keys (such as volume control keys, switch keys, etc.), a track ball, a mouse, and a joystick, which are not described herein again.
Further, the touch panel 6071 can be overlaid on the display panel 6061, and when the touch panel 6071 detects a touch operation on or near the touch panel 6071, the touch operation is transmitted to the processor 610 to determine the type of the touch event, and then the processor 610 provides a corresponding visual output on the display panel 6061 according to the type of the touch event. Although the touch panel 6071 and the display panel 6061 are shown in fig. 6 as two separate components to implement the input and output functions of the mobile terminal, in some embodiments, the touch panel 6071 and the display panel 6061 may be integrated to implement the input and output functions of the mobile terminal, and is not limited herein.
The interface unit 608 is an interface through which an external device is connected to the mobile terminal 600. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 608 may be used to receive input (e.g., data information, power, etc.) from external devices and transmit the received input to one or more elements within the mobile terminal 600 or may be used to transmit data between the mobile terminal 600 and external devices.
The memory 609 may be used to store software programs as well as various data. The memory 609 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 609 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The processor 610 is a control center of the mobile terminal, connects various parts of the entire mobile terminal using various interfaces and lines, and performs various functions of the mobile terminal and processes data by operating or executing software programs and/or modules stored in the memory 609 and calling data stored in the memory 609, thereby integrally monitoring the mobile terminal. Processor 610 may include one or more processing units; preferably, the processor 610 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 610.
The mobile terminal 600 may further include a power supply 611 (e.g., a battery) for supplying power to the various components, and preferably, the power supply 611 is logically connected to the processor 610 via a power management system, so that functions of managing charging, discharging, and power consumption are performed via the power management system.
In addition, the mobile terminal 600 includes some functional modules that are not shown, and are not described in detail herein.
As shown in fig. 7, an embodiment of the present invention further provides a network device 700, including:
a second transmission module 701, configured to send or receive a random access message in a random access procedure according to the bandwidth portion BWP indicated by the resource configuration information of the predefined BWP or configured by the network device.
The network device of the embodiment of the invention further comprises:
a sending module, configured to send resource configuration information of BWP configured by the network device to the mobile terminal through a physical control channel, a radio resource control RRC message, a media access control MAC layer control signaling, a radio link layer control protocol RLC control signaling, and/or a packet data convergence protocol PDCP control signaling.
In the network device of the embodiment of the present invention, the second transmission module 701 is configured to send Msg2 to the mobile terminal according to the bandwidth portion BWP indicated by the resource configuration information of the BWP configured or predefined by the network device;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
In the network device of the embodiment of the present invention, the second transmission module 701 is configured to send Msg4 to the mobile terminal according to the bandwidth portion BWP indicated by the resource configuration information of the BWP configured or predefined by the network device;
wherein the Msg4 carries resource configuration information of the Msg 5.
The network device of the embodiment of the present invention sends or receives the random access message in the random access process according to the BWP indicated by the resource configuration information of the bandwidth portion BWP configured or predefined by the network device, and because different BWPs can be configured or defined for different random access messages, the mobile terminal can switch to different BWPs to send or receive different random access messages in the random access process, thereby solving the problem of how to perform random access according to multiple BWPs of the mobile terminal, improving the resource utilization of the system, and meanwhile, enabling the mobile terminal not to be affected by activation or deactivation of the BWPs in the random access process, and ensuring that the mobile terminal can continuously perform the random access process.
An embodiment of the present invention further provides a network device, including: the random access method applied to the network device side comprises a memory, a processor and a computer program which is stored in the memory and can run on the processor, wherein when the computer program is executed by the processor, each process in the method embodiment of the random access method applied to the network device side is realized, the same technical effect can be achieved, and the details are not repeated here to avoid repetition.
An embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the computer program implements each process in the method embodiment of the random access method applied to the network device side, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here. The computer-readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
As shown in fig. 8, an embodiment of the present invention further provides a network device 800, including a processor 801, a transceiver 802, a memory 803, and a bus interface, wherein:
a processor 801 for reading the program in the memory 803, and executing the following processes:
and sending or receiving the random access message in the random access process according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network equipment.
In FIG. 8, the bus architecture may include any number of interconnected buses and bridges, with one or more processors, represented by the processor 801, and various circuits, represented by the memory 803, linked together. The bus architecture may also link together various other circuits such as peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further herein. The bus interface provides an interface. The transceiver 802 may be a number of elements including a transmitter and a receiver that provide a means for communicating with various other apparatus over a transmission medium.
The processor 801 is responsible for managing the bus architecture and general processing, and the memory 803 may store data used by the processor 801 in performing operations.
Optionally, the processor 801 reads the program in the memory 803, and is further configured to perform:
and sending the resource configuration information of the BWP configured by the network equipment to the mobile terminal through a physical control channel, a Radio Resource Control (RRC) message, a Media Access Control (MAC) layer control signaling, a radio link layer control protocol (RLC) control signaling and/or a Packet Data Convergence Protocol (PDCP) control signaling.
Optionally, the processor 801 reads the program in the memory 803, and is further configured to perform:
sending Msg2 to the mobile terminal according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
Optionally, the processor 801 reads the program in the memory 803, and is further configured to perform:
sending Msg2 to the mobile terminal according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
Optionally, the processor 801 reads the program in the memory 803, and is further configured to perform:
sending Msg4 to the mobile terminal according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device;
wherein the Msg4 carries resource configuration information of the Msg 5.
The network device of the embodiment of the present invention sends or receives the random access message in the random access process according to the BWP indicated by the resource configuration information of the bandwidth portion BWP configured or predefined by the network device, and because different BWPs can be configured or defined for different random access messages, the mobile terminal can switch to different BWPs to send or receive different random access messages in the random access process, thereby solving the problem of how to perform random access according to multiple BWPs of the mobile terminal, improving the resource utilization of the system, and meanwhile, enabling the mobile terminal not to be affected by activation or deactivation of the BWPs in the random access process, and ensuring that the mobile terminal can continuously perform the random access process.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (34)

1. A random access method is applied to a mobile terminal, and is characterized by comprising the following steps:
acquiring resource configuration information of BWP configured or predefined by a network device for transmitting a random access message; and
and sending or receiving at least two random access messages in a random access process according to the BWP indicated by the resource configuration information of the BWP, wherein the at least two random access messages correspond to different BWPs.
2. The random access method according to claim 1, wherein the resource configuration information of the BWP comprises: resource configuration information of the first random access message Msg 1.
3. The random access method according to claim 2, wherein the resource configuration information of the BWP further comprises:
at least one of resource configuration information of the second random access message Msg2, resource configuration information of the third random access message Msg3, resource configuration information of the fourth random access message Msg4, and resource configuration information of the fifth random access message Msg 5.
4. The random access method according to claim 1, wherein the step of obtaining resource configuration information of the BWP configured or predefined by the network device comprises:
and acquiring resource configuration information of the BWP configured by the network equipment through a physical control channel, a Radio Resource Control (RRC) message, a Media Access Control (MAC) layer control signaling, a radio link layer control protocol (RLC) control signaling and/or a Packet Data Convergence Protocol (PDCP) control signaling.
5. The random access method of claim 1, wherein the resource configuration information comprises: at least one of frequency point identification, bandwidth identification, BWP identification, frequency point offset, bandwidth offset, subcarrier interval, cyclic prefix CP length, system frame number SFN information, subframe length information, slot length information, symbol length information and indication information that the first target random access message and the second target random access message use the same resource position.
6. The random access method according to claim 5, wherein the indication information comprises: at least one item of resource position indication information indicating that Msg2 uses Msg1, resource position indication information indicating that Msg3 uses Msg1 or Msg2, resource position indication information indicating that Msg4 uses Msg1, Msg2 or Msg3, and resource position indication information indicating that Msg5 uses Msg1, Msg2, Msg3 or Msg 4.
7. The random access method according to claim 1, wherein the step of sending or receiving the random access message in the random access procedure according to the BWP indicated by the resource configuration information of the BWP comprises:
and according to the BWP indicated by the resource configuration information of the BWP, sending the Msg 1.
8. The random access method according to claim 1, wherein the step of sending or receiving the random access message in the random access procedure according to the BWP indicated by the resource configuration information of the BWP comprises:
receiving Msg2 according to the BWP indicated by the resource configuration information of the BWP;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
9. The random access method according to claim 8, wherein the step of sending or receiving the random access message in the random access procedure according to the BWP indicated by the resource configuration information of the BWP comprises:
and sending the Msg3 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of the Msg3 carried in the Msg 2.
10. The random access method according to claim 8, wherein the step of sending or receiving the random access message in the random access procedure according to the BWP indicated by the resource configuration information of the BWP comprises:
receiving the Msg4 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of the Msg4 carried in the Msg 2;
wherein the Msg4 carries resource configuration information of the Msg 5.
11. The random access method according to claim 10, wherein the step of sending or receiving the random access message in the random access procedure according to the BWP indicated by the resource configuration information of the BWP comprises:
and sending the Msg5 according to the BWP indicated by the resource configuration information of the BWP, the BWP indicated by the resource configuration information of the Msg5 carried in the Msg2 and/or the BWP indicated by the resource configuration information of the Msg5 carried in the Msg 4.
12. A random access method is applied to network equipment, and is characterized by comprising the following steps:
at least two random access messages in the random access procedure are sent or received according to the resource configuration information, configured or predefined by the network device, of the bandwidth part BWP for transmitting the random access message, wherein the at least two random access messages correspond to different BWPs.
13. The random access method of claim 12, further comprising:
and sending the resource configuration information of the BWP configured by the network equipment to a mobile terminal through a physical control channel, a Radio Resource Control (RRC) message, a Media Access Control (MAC) layer control signaling, a radio link layer control protocol (RLC) control signaling and/or a Packet Data Convergence Protocol (PDCP) control signaling.
14. The random access method according to claim 12, wherein the step of sending or receiving the random access message in the random access procedure according to the bandwidth portion BWP indicated by the resource configuration information of the BWP configured or predefined by the network device comprises:
sending Msg2 to the mobile terminal according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
15. The random access method according to claim 12, wherein the step of sending or receiving the random access message in the random access procedure according to the bandwidth portion BWP indicated by the resource configuration information of the BWP configured or predefined by the network device comprises:
sending Msg4 to the mobile terminal according to the BWP indicated by the resource configuration information of the bandwidth part BWP configured or predefined by the network device;
wherein the Msg4 carries resource configuration information of the Msg 5.
16. A mobile terminal, comprising:
an obtaining module, configured to obtain resource configuration information of BWP configured or predefined by a network device for transmitting a random access message;
a first transmission module, configured to send or receive at least two random access messages in a random access process according to the BWP indicated by the resource configuration information of the BWP, where the at least two random access messages correspond to different BWPs.
17. The mobile terminal of claim 16, wherein the resource configuration information of the BWP comprises: resource configuration information of the first random access message Msg 1.
18. The mobile terminal of claim 17, wherein the resource configuration information of the BWP further comprises:
at least one of resource configuration information of the second random access message Msg2, resource configuration information of the third random access message Msg3, resource configuration information of the fourth random access message Msg4, and resource configuration information of the fifth random access message Msg 5.
19. The mobile terminal of claim 16, wherein the obtaining module is configured to obtain the resource configuration information of the BWP configured by the network device through a physical control channel, a radio resource control RRC message, a medium access control MAC layer control signaling, a radio link layer control protocol RLC control signaling, and/or a packet data convergence protocol PDCP control signaling.
20. The mobile terminal of claim 16, wherein the resource configuration information comprises: at least one of frequency point identification, bandwidth identification, BWP identification, frequency point offset, bandwidth offset, subcarrier interval, cyclic prefix CP length, system frame number SFN information, subframe length information, slot length information, symbol length information and indication information that the first target random access message and the second target random access message use the same resource position.
21. The mobile terminal of claim 20, wherein the indication information comprises: at least one item of resource position indication information indicating that Msg2 uses Msg1, resource position indication information indicating that Msg3 uses Msg1 or Msg2, resource position indication information indicating that Msg4 uses Msg1, Msg2 or Msg3, and resource position indication information indicating that Msg5 uses Msg1, Msg2, Msg3 or Msg 4.
22. The mobile terminal of claim 16, wherein the first transmission module is configured to send Msg1 according to the BWP indicated by the resource configuration information of the BWP.
23. The mobile terminal of claim 16, wherein the first transmission module is configured to receive Msg2 according to the BWP indicated by the resource configuration information of the BWP;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
24. The mobile terminal of claim 23, wherein the first transmission module is configured to send the Msg3 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of Msg3 carried in the Msg 2.
25. The mobile terminal of claim 23, wherein the first transmission module is configured to receive the Msg4 according to the BWP indicated by the resource configuration information of the BWP and/or the BWP indicated by the resource configuration information of Msg4 carried in the Msg 2;
wherein the Msg4 carries resource configuration information of the Msg 5.
26. The mobile terminal of claim 25, wherein the first transmission module is configured to send the Msg5 according to a BWP indicated by the resource configuration information of the BWP, a BWP indicated by the resource configuration information of the Msg5 carried in the Msg2, and/or a BWP indicated by the resource configuration information of the Msg5 carried in the Msg 4.
27. A mobile terminal, comprising: memory, processor and computer program stored on the memory and executable on the processor, which computer program, when executed by the processor, performs the steps of the random access method according to any of claims 1 to 11.
28. A computer-readable storage medium, having stored thereon a computer program which, when being executed by a processor, carries out the steps of the random access method according to any one of claims 1 to 11.
29. A network device, comprising:
a second transmission module, configured to send or receive at least two random access messages in a random access procedure according to the bandwidth part BWP configured or predefined by the network device for transmitting the random access message, where the at least two random access messages correspond to different BWPs.
30. The network device of claim 29, further comprising:
a sending module, configured to send the resource configuration information of the BWP configured by the network device to the mobile terminal through a physical control channel, a radio resource control RRC message, a media access control MAC layer control signaling, a radio link layer control protocol RLC control signaling, and/or a packet data convergence protocol PDCP control signaling.
31. The network device of claim 29, wherein the second transmission module is configured to send Msg2 to the mobile terminal according to the resource configuration information of the predefined bandwidth portion BWP or the configured BWP;
the Msg2 carries resource configuration information of Msg3, resource configuration information of Msg4 and/or resource configuration information of Msg 5.
32. The network device of claim 29, wherein the second transmission module is configured to send Msg4 to the mobile terminal according to the resource configuration information of the predefined bandwidth portion BWP or the configured BWP;
wherein the Msg4 carries resource configuration information of the Msg 5.
33. A network device, comprising: memory, processor and computer program stored on the memory and executable on the processor, which computer program, when executed by the processor, performs the steps of the random access method according to any of claims 12 to 15.
34. A computer-readable storage medium, having stored thereon a computer program which, when being executed by a processor, carries out the steps of the random access method according to any one of claims 12 to 15.
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