CN110710253A

CN110710253A - Data sending method in Internet of vehicles, terminal and network equipment

Info

Publication number: CN110710253A
Application number: CN201780091669.8A
Authority: CN
Inventors: 唐海
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2017-11-23
Filing date: 2017-11-23
Publication date: 2020-01-17
Also published as: WO2019100287A1

Abstract

The invention provides a data sending method in an internet of vehicles, a terminal and network equipment. On one hand, in the embodiment of the invention, when the terminal selects the carriers, the terminal acquires the congestion condition parameters of the resource pool used by each carrier in at least one carrier of the terminal, so that if the congestion condition parameters of the resource pool used by each carrier are all larger than the congestion threshold configured by the carrier, the terminal can delay the designated time to select the carriers, thereby realizing the data transmission in the vehicle networking system.

Description

Data sending method in Internet of vehicles, terminal and network equipment

Technical Field

The invention relates to a vehicle networking technology, in particular to a data sending method, a terminal and network equipment in the vehicle networking.

Background

The car networking system adopts a terminal-to-terminal direct communication mode, and has higher frequency spectrum efficiency and lower transmission time delay. In the car networking system, two types of terminals are generally considered, one is a Vehicle User Equipment (VUE), and the other is a handheld terminal (PUE).

In the car networking system, the communication between terminals can be based on various wireless communication systems, such as: a Long Term Evolution (Long Term Evolution, LTE for short) system, and the like. In a wireless communication system, a multi-carrier technique has been used as a method of expanding a system bandwidth. In the multi-carrier mode, multiple carriers, each also called a component carrier, may serve one terminal.

However, how data transmission is performed in the car networking system is not given in the prior art.

Disclosure of Invention

Aspects of the invention provide a data transmission method in an internet of vehicles, a terminal and network equipment, which are used for transmitting data in an internet of vehicles system.

One aspect of the present invention provides a data transmission method in an internet of vehicles, including:

when a terminal selects carriers, the terminal acquires congestion condition parameters of a resource pool used by each carrier in at least one carrier of the terminal;

and if the congestion condition parameter of the resource pool used by each carrier is larger than the congestion threshold configured by the carrier, the terminal delays the designated time to select the carrier.

In another aspect of the present invention, another data transmission method in a car networking is provided, including:

and if the congestion condition parameter of the resource pool used by each carrier is larger than the congestion threshold configured by the carrier, the terminal randomly selects a specified number of carriers from the at least one carrier to send data.

and if the congestion condition parameter of the resource pool used by each carrier is larger than the congestion threshold configured by the carrier, the terminal selects the specified number of carriers with the minimum congestion condition parameter from the at least one carrier to send data.

if the congestion condition parameters of the resource pool used by each carrier are all larger than the first congestion threshold configured by the carrier, the terminal sends indication information to the network equipment, and the indication information is used for indicating that the congestion condition parameters of the resource pool used by each carrier are all larger than the first congestion threshold configured by the carrier;

and the terminal receives a second congestion threshold value configured by each carrier wave sent by the network equipment so as to select the carrier wave by the terminal.

the method comprises the steps that network equipment receives indication information sent by a terminal and is used for indicating that congestion situation parameters of a resource pool used by each carrier in at least one carrier of the terminal are all larger than a first congestion threshold configured by the carrier;

and the network equipment sends the second congestion threshold configured by each carrier to the terminal so as to select the carriers by the terminal.

when a terminal selects carriers, the terminal acquires congestion condition parameters of a first resource pool used by each carrier in at least one carrier of the terminal;

if the congestion condition parameters of the first resource pool used by each carrier are all larger than the congestion threshold configured by the carrier, the terminal sends indication information to the network equipment, and the indication information is used for indicating that the congestion condition parameters of the first resource pool used by each carrier are all larger than the congestion threshold configured by the carrier;

and the terminal receives the configuration information sent by the network equipment, and is used for configuring a second resource pool for the terminal so as to select the carrier wave for the terminal.

the method comprises the steps that network equipment receives indication information sent by a terminal and is used for indicating that congestion situation parameters of a first resource pool used by each carrier in at least one carrier of the terminal are all larger than a congestion threshold configured by the carrier;

and the network equipment sends configuration information to the terminal to configure a second resource pool for the terminal so as to select the carrier wave for the terminal.

In another aspect of the present invention, there is provided a terminal, including:

the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for acquiring a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal when the terminal selects the carriers;

and the delay unit is used for delaying the designated time for carrier selection if the congestion condition parameters of the resource pool used by each carrier are all larger than the congestion threshold configured by the carrier.

In another aspect of the present invention, there is provided another terminal, including:

and the selecting unit is used for randomly selecting a specified number of carriers from the at least one carrier to send data if the congestion condition parameters of the resource pool used by each carrier are all larger than the congestion threshold configured by the carrier.

and the selecting unit is used for selecting the specified number of carriers with the minimum congestion condition parameters from the at least one carrier to send data if the congestion condition parameters of the resource pool used by each carrier are all larger than the congestion threshold configured by the carrier.

a sending unit, configured to send, to a network device, indication information for indicating that the congestion condition parameters of the resource pool used by each carrier are greater than a first congestion threshold configured by the carrier if the congestion condition parameters of the resource pool used by each carrier are greater than the first congestion threshold configured by the carrier;

a receiving unit, configured to receive the second congestion threshold configured for each carrier sent by the network device, so as to perform carrier selection.

In another aspect of the present invention, a network device is provided, including:

a receiving unit, configured to receive indication information sent by a terminal, where the indication information is used to indicate that a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal is greater than a first congestion threshold configured for the carrier;

and the sending unit is used for sending the second congestion threshold configured by each carrier to the terminal so as to allow the terminal to select the carrier.

the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for acquiring a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal when the terminal selects the carriers;

a sending unit, configured to send, to a network device, indication information for indicating that the congestion condition parameters of the first resource pool used by each carrier are greater than the congestion threshold configured by the carrier if the congestion condition parameters of the first resource pool used by each carrier are greater than the congestion threshold configured by the carrier;

and the receiving unit is used for receiving the configuration information sent by the network equipment and configuring a second resource pool for the terminal so as to select the carrier wave by the terminal.

In another aspect of the present invention, another network device is provided, including:

a receiving unit, configured to receive indication information sent by a terminal, where the indication information is used to indicate that a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal is greater than a congestion threshold configured for the carrier;

and the sending unit is used for sending configuration information to the terminal, and is used for configuring a second resource pool for the terminal so as to select the carrier wave for the terminal.

As can be seen from the foregoing technical solutions, in one aspect, in the embodiment of the present invention, when a terminal selects a carrier, a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal is obtained by the terminal, so that if the congestion condition parameter of the resource pool used by each carrier is greater than a congestion threshold configured for the carrier, the terminal can delay a designated time to select the carrier, thereby implementing data transmission in an internet of vehicles system.

As can be seen from the foregoing technical solutions, in another aspect, in the embodiment of the present invention, when a terminal selects carriers, the terminal obtains a congestion status parameter of a resource pool used by each carrier in at least one carrier of the terminal, so that if the congestion status parameter of the resource pool used by each carrier is greater than a congestion threshold configured for the carrier, the terminal can randomly select a specified number of carriers from the at least one carrier to perform data transmission, thereby implementing data transmission in an internet of vehicles system.

As can be seen from the foregoing technical solutions, in another aspect, in the embodiment of the present invention, when a terminal selects carriers, the terminal obtains a congestion status parameter of a resource pool used by each carrier in at least one carrier of the terminal, so that if the congestion status parameter of the resource pool used by each carrier is greater than a congestion threshold configured for the carrier, the terminal can select a specified number of carriers with the minimum congestion status parameter from the at least one carrier to perform data transmission, thereby implementing data transmission in an internet of vehicles system.

As can be seen from the foregoing technical solution, in another aspect, in the embodiment of the present invention, when a terminal selects a carrier, a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal is obtained by the terminal, and then if the congestion condition parameter of the resource pool used by each carrier is greater than a first congestion threshold configured for the carrier, the terminal can send indication information to a network device, so as to indicate that the congestion condition parameter of the resource pool used by each carrier is greater than the first congestion threshold configured for the carrier, so that the terminal can receive a second congestion threshold configured for each carrier sent by the network device, so as to select the carrier by the terminal, thereby implementing data transmission in an in-vehicle networking system.

As can be seen from the foregoing technical solution, in another aspect, in the embodiment of the present invention, the network device receives indication information sent by the terminal, where the indication information is used to indicate that a congestion parameter of a resource pool used by each carrier in at least one carrier of the terminal is greater than a first congestion threshold configured for the carrier, so that the network device can send a second congestion threshold configured for each carrier to the terminal, so that the terminal selects the carrier, thereby implementing data sending in the car networking system.

As can be seen from the foregoing technical solution, in another aspect, in the embodiment of the present invention, when a terminal selects carriers, a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal is obtained by the terminal, and then if the congestion condition parameter of the first resource pool used by each carrier is greater than a congestion threshold configured for the carrier, the terminal can send indication information to a network device, so as to indicate that the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier, so that the terminal can receive configuration information sent by the network device, so as to configure a second resource pool for the terminal, so as to select carriers for the terminal, thereby implementing data transmission in an internet of vehicles system.

As can be seen from the foregoing technical solution, in another aspect, in the embodiment of the present invention, the network device receives indication information sent by the terminal, where the indication information is used to indicate that a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal is greater than a congestion threshold configured by the carrier, so that the network device can send configuration information to the terminal, so as to configure a second resource pool for the terminal, so as to select a carrier for the terminal, thereby implementing data sending in the car networking system.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed in the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without inventive labor.

Fig. 1 is a schematic flow chart of a data transmission method in an internet of vehicles according to an embodiment of the present invention;

fig. 2 is a schematic flow chart of another data transmission method in the internet of vehicles according to another embodiment of the present invention;

fig. 3 is a schematic flow chart of another data transmission method in the internet of vehicles according to another embodiment of the present invention;

fig. 4 is a schematic flow chart of a data transmission method in another car networking according to another embodiment of the present invention;

fig. 5 is a schematic flow chart of a data transmission method in another car networking according to another embodiment of the present invention;

fig. 6 is a schematic flow chart of a data transmission method in another car networking according to another embodiment of the present invention;

fig. 7 is a schematic flow chart of a data transmission method in another car networking according to another embodiment of the present invention;

fig. 8 is a schematic structural diagram of a terminal according to another embodiment of the present invention;

fig. 9 is a schematic structural diagram of another terminal according to another embodiment of the present invention;

fig. 10 is a schematic structural diagram of another terminal according to another embodiment of the present invention;

fig. 11 is a schematic structural diagram of another terminal according to another embodiment of the present invention;

fig. 12 is a schematic structural diagram of a network device according to another embodiment of the present invention;

fig. 13 is a schematic structural diagram of another terminal according to another embodiment of the present invention;

fig. 14 is a schematic structural diagram of another network device according to another embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the car networking system, the communication between terminals can be based on various wireless communication systems, such as: a Long Term Evolution (Long Term Evolution, LTE for short) system, and the like. The transmission technology is a Sidelink (SL) transmission technology, and is different from a mode that data is received or sent by network equipment in a traditional wireless communication system, and a mode that the vehicle networking system is in terminal-to-terminal direct communication is adopted, so that the system has higher spectral efficiency and lower transmission delay.

In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

Fig. 1 is a schematic flow chart of a data transmission method in an internet of vehicles according to an embodiment of the present invention, as shown in fig. 1.

101. When a terminal selects carriers, the terminal acquires congestion condition parameters of a resource pool used by each carrier in at least one carrier of the terminal.

102. And if the congestion condition parameter of the resource pool used by each carrier is larger than the congestion threshold configured by the carrier, the terminal delays the designated time to select the carrier.

Therefore, data transmission in the Internet of vehicles system is achieved.

In the present invention, the terminal may be a vehicle-mounted terminal or a handheld terminal having a listening capability, which is not particularly limited in this embodiment.

It should be noted that the handheld terminal according to the embodiments of the present invention may include, but is not limited to, a mobile phone, a Personal Digital Assistant (PDA), a wireless handheld device, a Tablet Computer (Tablet Computer), a Personal Computer (PC), an MP3 player, an MP4 player, a wearable device (e.g., smart glasses, a smart watch, a smart bracelet, etc.), and the like. The vehicle-mounted terminal, which may also be referred to as a vehicle machine in the embodiments of the present invention, is a short term for vehicle-mounted infotainment products installed in a vehicle, and the vehicle machine is required to be capable of realizing information communication between a person and a vehicle, and between the vehicle and the outside (vehicle-to-vehicle) in terms of function.

In the invention, the specific time for starting execution of 101-102 can be determined according to the service data transmission condition of the terminal, for example, the time when the service data needs to be transmitted.

Optionally, in a possible implementation manner of this embodiment, the congestion condition parameter of the resource pool used by each carrier may be a congestion condition parameter of each sending resource pool of the terminal on each carrier, or may also be a congestion condition parameter of a sending resource pool being used by the terminal on each carrier, or may also be a congestion condition parameter of an abnormal resource pool (Exceptional pool) of the terminal on each carrier, which is not particularly limited in this embodiment.

Optionally, in a possible implementation manner of this embodiment, the congestion condition parameter of the resource pool used by each carrier may be a Channel occupancy Ratio (CBR), or may also be another parameter that can reflect a congestion degree of the resource pool, which is not particularly limited in this embodiment.

Optionally, in a possible implementation manner of this embodiment, a value of the congestion threshold configured for each carrier may be the same value, or may also be different values, which is not particularly limited in this embodiment.

Optionally, in a possible implementation manner of this embodiment, in 102, a value of the specified time may be a random value, or may also be a value stored in the terminal in advance.

Optionally, in a possible implementation manner of this embodiment, before 102, the terminal may further pre-configure the specified time.

In a specific implementation process, the terminal may specifically receive configuration information sent by a network device, and configure the specified time.

Specifically, the network device may be a network element such as an Evolved NodeB (eNB) in an LTE system, which is not particularly limited in this embodiment.

Specifically, the terminal may specifically receive configuration information sent by the network device through a higher layer signaling or a system broadcast message.

For example, the higher layer signaling may be a Radio Resource Control (RRC) message, specifically, the configuration Information may be carried by an Information Element (IE) in the RRC message, and the RRC message may be an RRC message in the prior art, for example, an RRC CONNECTION RECONFIGURATION (RRC CONNECTION RECONFIGURATION) message and the like.

Or, for another example, the higher layer signaling may be a Media Access Control (MAC) Control Element (CE) message, and specifically, the configuration information may be carried by adding a new MAC CE message.

For another example, the configuration Information may be carried by an existing Master Information Block (MIB) or a System Information Block (SIB) in the System broadcast message, or a new SIB may be added to carry the configuration Information.

In another specific implementation procedure, the terminal may specifically configure the specified time according to at least one of network information of the terminal and service information of the terminal.

For example, the Network information of the terminal may be a Radio Network Temporary Identity (RNTI) of the terminal, or may also be other Network information of the terminal, which is not particularly limited in this embodiment.

Or, for another example, the service information of the terminal may include at least one of the following information:

a service period of the terminal;

the service delay requirement of the terminal; and

a transmission time interval of a service packet of the terminal.

Specifically, it may be specifically configured that a value of the specified time is smaller than or equal to a service period of the terminal according to the service period of the terminal, or may also be configured that a value of the specified time is smaller than or equal to a service delay requirement of the terminal according to the service delay requirement of the terminal, or may also be configured that a value of the specified time is smaller than or equal to a sending time interval of a service packet of the terminal according to a sending time interval of the service packet of the terminal, or may also be configured that a value of the specified time is smaller than or equal to a service information with a minimum value according to service information of any one of the terminals, which is not particularly limited in this embodiment.

In this embodiment, when a terminal selects carriers, the terminal obtains a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal, so that if the congestion condition parameter of the resource pool used by each carrier is greater than a congestion threshold configured for the carrier, the terminal can delay a designated time to select the carriers, thereby implementing data transmission in an internet of vehicles system.

Fig. 2 is a schematic flow chart of another data transmission method in the internet of vehicles according to another embodiment of the present invention, as shown in fig. 2.

201. When a terminal selects carriers, the terminal acquires congestion condition parameters of a resource pool used by each carrier in at least one carrier of the terminal.

202. And if the congestion condition parameter of the resource pool used by each carrier is larger than the congestion threshold configured by the carrier, the terminal randomly selects a specified number of carriers from the at least one carrier to send data.

Therefore, data transmission in the Internet of vehicles system is achieved.

In the present invention, the specific time for starting execution 201-202 can be determined according to the service data transmission condition of the terminal, for example, the time when the service data needs to be transmitted.

Optionally, in a possible implementation manner of this embodiment, in 202, if the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier, the terminal may specifically select one or more carriers randomly from the at least one carrier for data transmission.

In this embodiment, when a terminal selects carriers, the terminal obtains a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal, so that if the congestion condition parameter of the resource pool used by each carrier is greater than a congestion threshold configured for the carrier, the terminal can randomly select a specified number of carriers from the at least one carrier to perform data transmission, thereby implementing data transmission in an internet of vehicles system.

Fig. 3 is a schematic flow chart of another data transmission method in the internet of vehicles according to another embodiment of the present invention, as shown in fig. 3.

301. When a terminal selects carriers, the terminal acquires congestion condition parameters of a resource pool used by each carrier in at least one carrier of the terminal.

302. And if the congestion condition parameter of the resource pool used by each carrier is larger than the congestion threshold configured by the carrier, the terminal selects the specified number of carriers with the minimum congestion condition parameter from the at least one carrier to send data.

Therefore, data transmission in the Internet of vehicles system is achieved.

In the present invention, the specific time for starting execution 301-302 can be determined according to the service data transmission condition of the terminal, for example, the time when the service data needs to be transmitted.

Optionally, in a possible implementation manner of this embodiment, in 302, if the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier, the terminal selects one or more carriers with the minimum congestion condition parameter from the at least one carrier to perform data transmission.

In this embodiment, when a terminal selects carriers, the terminal obtains a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal, so that if the congestion condition parameter of the resource pool used by each carrier is greater than a congestion threshold configured for the carrier, the terminal can select a specified number of carriers with the minimum congestion condition parameter from the at least one carrier to send data, thereby implementing data sending in an internet of vehicles system.

Fig. 4 is a schematic flow chart of another data transmission method in the internet of vehicles according to another embodiment of the present invention, as shown in fig. 4.

401. When a terminal selects carriers, the terminal acquires congestion condition parameters of a resource pool used by each carrier in at least one carrier of the terminal.

402. If the congestion condition parameters of the resource pool used by each carrier are all larger than the first congestion threshold configured by the carrier, the terminal sends indication information to the network equipment, so as to indicate that the congestion condition parameters of the resource pool used by each carrier are all larger than the first congestion threshold configured by the carrier.

403. And the terminal receives a second congestion threshold value configured by each carrier wave sent by the network equipment so as to select the carrier wave by the terminal.

Therefore, data transmission in the Internet of vehicles system is achieved.

In the present invention, the specific time for starting execution 401-403 can be determined according to the service data transmission condition of the terminal, for example, the time when the service data needs to be transmitted.

Optionally, in a possible implementation manner of this embodiment, values of the first congestion threshold or the second congestion threshold configured for each carrier may be the same value, or may also be different values, which is not particularly limited in this embodiment.

In this embodiment, when a terminal selects carriers, the terminal obtains a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal, and then if the congestion condition parameter of the resource pool used by each carrier is greater than a first congestion threshold configured for the carrier, the terminal can send indication information to a network device, so as to indicate that the congestion condition parameter of the resource pool used by each carrier is greater than the first congestion threshold configured for the carrier, so that the terminal can receive a second congestion threshold configured for each carrier sent by the network device, so that the terminal can select carriers, thereby implementing data sending in an internet of vehicles system.

Fig. 5 is a schematic flow chart of another data transmission method in the internet of vehicles according to another embodiment of the present invention, as shown in fig. 5.

501. The network equipment receives indication information sent by a terminal, and the indication information is used for indicating that a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal is greater than a first congestion threshold configured by the carrier.

502. And the network equipment sends the second congestion threshold configured by each carrier to the terminal so as to select the carriers by the terminal.

Therefore, data transmission in the Internet of vehicles system is achieved.

In the present invention, the specific time for starting to execute 501-502 can be determined according to the service data transmission condition of the terminal, for example, the time when the service data needs to be transmitted.

In this embodiment, the network device receives indication information sent by a terminal, and is configured to indicate that a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal is greater than a first congestion threshold configured for the carrier, so that the network device can send a second congestion threshold configured for each carrier to the terminal, so that the terminal can select the carrier, and thus data sending in an internet of vehicles system is achieved.

Fig. 6 is a schematic flow chart of another data transmission method in the internet of vehicles according to another embodiment of the present invention, as shown in fig. 6.

601. When a terminal selects carriers, the terminal acquires congestion condition parameters of a first resource pool used by each carrier in at least one carrier of the terminal.

602. If the congestion condition parameters of the first resource pool used by each carrier are all larger than the congestion threshold configured by the carrier, the terminal sends indication information to the network equipment, so as to indicate that the congestion condition parameters of the first resource pool used by each carrier are all larger than the congestion threshold configured by the carrier.

603. And the terminal receives the configuration information sent by the network equipment, and is used for configuring a second resource pool for the terminal so as to select the carrier wave for the terminal.

Therefore, data transmission in the Internet of vehicles system is achieved.

In the invention, the specific time for starting to execute 601-603 can be determined according to the service data transmission condition of the terminal, for example, the time when the service data needs to be transmitted.

Optionally, in a possible implementation manner of this embodiment, the congestion condition parameter of the first resource pool used by each carrier may be a Channel occupancy Ratio (CBR), or may also be another parameter that can reflect a congestion degree of the resource pool, which is not particularly limited in this embodiment.

Optionally, in a possible implementation manner of this embodiment, in 603, the terminal may specifically receive configuration information sent by a network device through a higher layer signaling or a system broadcast message.

In this embodiment, when a terminal selects carriers, the terminal obtains a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal, and then if the congestion condition parameter of the first resource pool used by each carrier is greater than a congestion threshold configured for the carrier, the terminal can send indication information to a network device, so as to indicate that the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier, so that the terminal can receive configuration information sent by the network device, so as to configure a second resource pool for the terminal, so as to select carriers, thereby implementing data transmission in an internet of vehicles system.

Fig. 7 is a schematic flow chart of another data transmission method in the internet of vehicles according to another embodiment of the present invention, as shown in fig. 7.

701. The network equipment receives indication information sent by a terminal, and the indication information is used for indicating that congestion situation parameters of a first resource pool used by each carrier in at least one carrier of the terminal are all larger than a congestion threshold configured by the carrier.

702. And the network equipment sends configuration information to the terminal to configure a second resource pool for the terminal so as to select the carrier wave for the terminal.

Therefore, data transmission in the Internet of vehicles system is achieved.

In the present invention, the specific time for starting 701-702 execution can be determined according to the service data transmission condition of the terminal, for example, the time when the service data needs to be transmitted.

Optionally, in a possible implementation manner of this embodiment, in 702, the network device may specifically send the configuration information to the terminal through a higher layer signaling or a system broadcast message.

In this embodiment, the network device receives indication information sent by a terminal, and is configured to indicate that a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal is greater than a congestion threshold configured by the carrier, so that the network device can send configuration information to the terminal to configure a second resource pool for the terminal, so that the terminal can select the carrier, and thus data sending in the car networking system is achieved.

It should be noted that, for example, after delaying a specified time, the terminal may randomly select a specified number of carriers from the at least one carrier for data transmission, or the terminal may select a specified number of carriers with the minimum congestion condition parameter from the at least one carrier for data transmission, or send indication information to the network device, where the indication information is used to indicate that the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier, which is not particularly limited in the present invention.

It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

Fig. 8 is a schematic structural diagram of a terminal according to another embodiment of the present invention, as shown in fig. 8. The terminal of the present embodiment may include an acquisition unit 81 and a delay unit 82. The acquiring unit 81 is configured to acquire a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal when the terminal performs carrier selection; a delaying unit 82, configured to delay the designated time for carrier selection if the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier.

Optionally, in a possible implementation manner of this embodiment, the congestion condition parameter of the resource pool used by each carrier may include, but is not limited to, CBR, which is not particularly limited in this embodiment.

Optionally, in a possible implementation manner of this embodiment, the value of the designated time may be a random value or a value pre-stored in the terminal.

Optionally, in a possible implementation manner of this embodiment, the delay unit 82 may be further configured to configure the specified time according to at least one of network information of the terminal and service information of the terminal; or receiving configuration information sent by the network equipment, and configuring the specified time.

In a specific implementation procedure, the network information of the terminal may include, but is not limited to, an RNTI of the terminal, which is not particularly limited in this embodiment.

In another specific implementation procedure, the service information of the terminal may include, but is not limited to, at least one of the following information:

a service period of the terminal;

the service delay requirement of the terminal; and

a transmission time interval of a service packet of the terminal.

It should be noted that the method in the embodiment corresponding to fig. 1 may be implemented by the terminal provided in this embodiment. For a detailed description, reference may be made to relevant contents in the embodiment corresponding to fig. 1, and details are not described here.

In this embodiment, when the terminal selects a carrier, the obtaining unit obtains the congestion condition parameter of the resource pool used by each carrier in at least one carrier of the terminal, so that if the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured by the carrier, the delay unit can delay the designated time to select the carrier, thereby implementing data transmission in the car networking system.

Fig. 9 is a schematic structural diagram of another terminal according to another embodiment of the present invention, as shown in fig. 9. The terminal of the present embodiment may include an acquisition unit 91 and a selection unit 92. The acquiring unit 91 is configured to acquire a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal when the terminal performs carrier selection; a selecting unit 92, configured to randomly select a specified number of carriers from the at least one carrier to perform data transmission if the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier.

It should be noted that the method in the embodiment corresponding to fig. 2 may be implemented by the terminal provided in this embodiment. For a detailed description, reference may be made to relevant contents in the embodiment corresponding to fig. 2, which is not described herein again.

In this embodiment, when the terminal selects carriers, the obtaining unit obtains the congestion condition parameters of the resource pool used by each carrier in at least one carrier of the terminal, so that the selecting unit can randomly select a specified number of carriers from the at least one carrier to send data if the congestion condition parameters of the resource pool used by each carrier are greater than the congestion threshold configured for the carrier, thereby implementing data sending in the car networking system.

Fig. 10 is a schematic structural diagram of another terminal according to another embodiment of the present invention, as shown in fig. 10. The terminal of the present embodiment may include an acquisition unit 1001 and a selection unit 1002. The acquiring unit 1001 is configured to acquire a congestion condition parameter of a resource pool used by each carrier in at least one carrier of a terminal when the terminal performs carrier selection; a selecting unit 1002, configured to select, if the congestion status parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier, the specified number of carriers with the smallest congestion status parameter from the at least one carrier to perform data transmission.

It should be noted that the method in the embodiment corresponding to fig. 3 may be implemented by the terminal provided in this embodiment. For a detailed description, reference may be made to relevant contents in the embodiment corresponding to fig. 3, which is not described herein again.

In this embodiment, when the terminal selects carriers, the obtaining unit obtains the congestion condition parameters of the resource pool used by each carrier in at least one carrier of the terminal, so that if the congestion condition parameters of the resource pool used by each carrier are greater than the congestion threshold configured for the carrier, the selecting unit can select the specified number of carriers with the minimum congestion condition parameters from the at least one carrier to send data, thereby implementing data sending in the car networking system.

Fig. 11 is a schematic structural diagram of another terminal according to another embodiment of the present invention, as shown in fig. 11. A terminal acquisition unit 1101, a transmission unit 1102, and a reception unit 1103 of the present embodiment. The acquiring unit 1101 is configured to acquire a congestion condition parameter of a resource pool used by each carrier in at least one carrier of a terminal when the terminal performs carrier selection; a sending unit 1102, configured to send, to a network device, indication information for indicating that the congestion condition parameters of the resource pool used by each carrier are greater than a first congestion threshold configured by the carrier if the congestion condition parameters of the resource pool used by each carrier are greater than the first congestion threshold configured by the carrier; a receiving unit 1103, configured to receive the second congestion threshold configured for each carrier and sent by the network device, so as to perform carrier selection.

It should be noted that the method in the embodiment corresponding to fig. 4 may be implemented by the terminal provided in this embodiment. For a detailed description, reference may be made to relevant contents in the embodiment corresponding to fig. 4, which are not described herein again.

In this embodiment, when a terminal selects carriers, an obtaining unit obtains a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal, and then a sending unit, if the congestion condition parameter of the resource pool used by each carrier is greater than a first congestion threshold configured for the carrier, can send indication information to a network device, so as to indicate that the congestion condition parameter of the resource pool used by each carrier is greater than the first congestion threshold configured for the carrier, so that a receiving unit can receive a second congestion threshold configured for each carrier and sent by the network device, so that the terminal can select carriers, thereby implementing data sending in an internet of vehicles system.

Fig. 12 is a schematic structural diagram of a network device according to another embodiment of the present invention, as shown in fig. 12. The network device of the present embodiment may include a receiving unit 1201 and a transmitting unit 1202. A receiving unit 1201, configured to receive indication information sent by a terminal, where the indication information is used to indicate that a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal is greater than a first congestion threshold configured for the carrier; a sending unit 1202, configured to send the second congestion threshold configured by each carrier to the terminal, so that the terminal performs carrier selection.

It should be noted that the method in the embodiment corresponding to fig. 5 may be implemented by the network device provided in this embodiment. For a detailed description, reference may be made to relevant contents in the embodiment corresponding to fig. 5, which is not described herein again.

In this embodiment, the receiving unit receives indication information sent by a terminal, and is configured to indicate that a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal is greater than a first congestion threshold configured for the carrier, so that the sending unit can send a second congestion threshold configured for each carrier to the terminal, so that the terminal can select the carrier, and thus data sending in the car networking system is achieved.

Fig. 13 is a schematic structural diagram of another terminal according to another embodiment of the present invention, as shown in fig. 13. The terminal of this embodiment may include an obtaining unit 1301, a sending unit 1302, and a receiving unit 1303. The acquiring unit 1301 is configured to acquire a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal when the terminal performs carrier selection; a sending unit 1302, configured to send, to a network device, indication information for indicating that the congestion condition parameters of the first resource pool used by each carrier are all greater than the congestion threshold configured by the carrier if the congestion condition parameters of the first resource pool used by each carrier are all greater than the congestion threshold configured by the carrier; a receiving unit 1303, configured to receive configuration information sent by the network device, so as to configure a second resource pool for the terminal, so that the terminal performs carrier selection.

Optionally, in a possible implementation manner of this embodiment, the congestion condition parameter of the first resource pool used by each carrier may include, but is not limited to, CBR, which is not particularly limited in this embodiment.

It should be noted that the method in the embodiment corresponding to fig. 6 may be implemented by the terminal provided in this embodiment. For a detailed description, reference may be made to relevant contents in the embodiment corresponding to fig. 6, which is not described herein again.

In this embodiment, when a terminal selects carriers, an obtaining unit obtains a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal, and then a sending unit, if the congestion condition parameter of the first resource pool used by each carrier is greater than a congestion threshold configured for the carrier, can send indication information to a network device, so as to indicate that the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier, so that a receiving unit can receive configuration information sent by the network device, so as to configure a second resource pool for the terminal, so as to allow the terminal to select carriers, thereby implementing data sending in an internet of vehicles system.

Fig. 14 is a schematic structural diagram of another network device according to another embodiment of the present invention, as shown in fig. 14. A network device reception unit 1401 and a transmission unit 1402 of the present embodiment. A receiving unit 1401, configured to receive indication information sent by a terminal, where the indication information is used to indicate that a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal is greater than a congestion threshold configured for the carrier; a sending unit 1402, configured to send configuration information to the terminal, so as to configure a second resource pool for the terminal, so that the terminal performs carrier selection.

It should be noted that the method in the embodiment corresponding to fig. 7 may be implemented by the network device provided in this embodiment. For a detailed description, reference may be made to relevant contents in the embodiment corresponding to fig. 7, which are not described herein again.

In this embodiment, the receiving unit receives indication information sent by a terminal, and is configured to indicate that a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal is greater than a congestion threshold configured by the carrier, so that the sending unit can send configuration information to the terminal to configure a second resource pool for the terminal, so that the terminal can select the carrier, thereby implementing data sending in the car networking system.

It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.

In the embodiments provided in the present invention, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions in actual implementation, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

A data transmission method in the Internet of vehicles is characterized by comprising the following steps:

when a terminal selects carriers, the terminal acquires congestion condition parameters of a resource pool used by each carrier in at least one carrier of the terminal;

and if the congestion condition parameter of the resource pool used by each carrier is larger than the congestion threshold configured by the carrier, the terminal delays the designated time to select the carrier.
The method of claim 1, wherein the congestion situation parameter for the resource pool used by each carrier comprises CBR.
The method of claim 1, wherein the congestion threshold configured for each carrier is equal to or different from a same value.
The method according to claim 1, wherein the value of the designated time is a random value or a value pre-stored in the terminal.
The method according to any one of claims 1 to 4, wherein if the congestion condition parameter of the resource pool used by each carrier is greater than the congestion threshold configured for the carrier, before the terminal delays for a specified time to perform carrier selection, the method further includes:

the terminal configures the appointed time according to at least one of the network information of the terminal and the service information of the terminal; or

And the terminal receives configuration information sent by the network equipment and configures the specified time.
The method of claim 5, wherein the network information of the terminal comprises an RNTI of the terminal.
The method according to claim 5, wherein the service information of the terminal comprises at least one of the following information:

a service period of the terminal;

the service delay requirement of the terminal; and

a transmission time interval of a service packet of the terminal.
The method of claim 7, wherein the value of the specified time is less than or equal to a service period of the terminal.
The method of claim 7, wherein a value of the designated time is less than or equal to a service delay requirement of the terminal.
The method of claim 7, wherein the value of the specified time is less than or equal to a transmission time interval of a service packet of the terminal.
A data transmission method in the Internet of vehicles is characterized by comprising the following steps:

when a terminal selects carriers, the terminal acquires congestion condition parameters of a resource pool used by each carrier in at least one carrier of the terminal;

and if the congestion condition parameter of the resource pool used by each carrier is larger than the congestion threshold configured by the carrier, the terminal randomly selects a specified number of carriers from the at least one carrier to send data.
The method of claim 11, wherein the congestion status parameter for the resource pool used by each carrier comprises CBR.
The method according to claim 11 or 12, wherein the congestion threshold configured for each carrier is equal to or different from one another.
A data transmission method in the Internet of vehicles is characterized by comprising the following steps:

when a terminal selects carriers, the terminal acquires congestion condition parameters of a resource pool used by each carrier in at least one carrier of the terminal;

and if the congestion condition parameter of the resource pool used by each carrier is larger than the congestion threshold configured by the carrier, the terminal selects the specified number of carriers with the minimum congestion condition parameter from the at least one carrier to send data.
The method of claim 14, wherein the congestion status parameter for the resource pool used by each carrier comprises CBR.
The method according to claim 14 or 15, wherein the congestion threshold configured for each carrier is equal to or different from one another.
A data transmission method in the Internet of vehicles is characterized by comprising the following steps:

when a terminal selects carriers, the terminal acquires congestion condition parameters of a resource pool used by each carrier in at least one carrier of the terminal;

if the congestion condition parameters of the resource pool used by each carrier are all larger than the first congestion threshold configured by the carrier, the terminal sends indication information to the network equipment, and the indication information is used for indicating that the congestion condition parameters of the resource pool used by each carrier are all larger than the first congestion threshold configured by the carrier;

and the terminal receives a second congestion threshold value configured by each carrier wave sent by the network equipment so as to select the carrier wave by the terminal.
The method of claim 17, wherein the congestion status parameter for the resource pool used by each carrier comprises CBR.
The method according to claim 17 or 18, wherein the first congestion threshold or the second congestion threshold configured for each carrier has the same value or different values.
A data transmission method in the Internet of vehicles is characterized by comprising the following steps:

the method comprises the steps that network equipment receives indication information sent by a terminal and is used for indicating that congestion situation parameters of a resource pool used by each carrier in at least one carrier of the terminal are all larger than a first congestion threshold configured by the carrier;

and the network equipment sends the second congestion threshold configured by each carrier to the terminal so as to select the carriers by the terminal.
The method of claim 20, wherein the congestion situation parameter for the resource pool used by each carrier comprises CBR.
The method according to claim 20 or 21, wherein the first congestion threshold or the second congestion threshold configured for each carrier has the same value or different values.
A data transmission method in the Internet of vehicles is characterized by comprising the following steps:

when a terminal selects carriers, the terminal acquires congestion condition parameters of a first resource pool used by each carrier in at least one carrier of the terminal;

if the congestion condition parameters of the first resource pool used by each carrier are all larger than the congestion threshold configured by the carrier, the terminal sends indication information to the network equipment, and the indication information is used for indicating that the congestion condition parameters of the first resource pool used by each carrier are all larger than the congestion threshold configured by the carrier;

and the terminal receives the configuration information sent by the network equipment, and is used for configuring a second resource pool for the terminal so as to select the carrier wave for the terminal.
The method of claim 23, wherein the congestion situation parameter for the first resource pool used by each carrier comprises CBR.
The method according to claim 23 or 24, wherein the congestion threshold configured for each carrier is equal to or different from one another.
A data transmission method in the Internet of vehicles is characterized by comprising the following steps:

the method comprises the steps that network equipment receives indication information sent by a terminal and is used for indicating that congestion situation parameters of a first resource pool used by each carrier in at least one carrier of the terminal are all larger than a congestion threshold configured by the carrier;

and the network equipment sends configuration information to the terminal to configure a second resource pool for the terminal so as to select the carrier wave for the terminal.
The method of claim 26, wherein the congestion situation parameter for the first resource pool used by each carrier comprises CBR.
The method according to claim 26 or 27, wherein the congestion threshold configured for each carrier is equal to or different from one another.
A terminal, comprising:

the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for acquiring a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal when the terminal selects the carriers;

and the delay unit is used for delaying the designated time for carrier selection if the congestion condition parameters of the resource pool used by each carrier are all larger than the congestion threshold configured by the carrier.
The terminal of claim 29, wherein the congestion situation parameter for the resource pool used by each carrier comprises CBR.
The terminal of claim 29, wherein the congestion threshold configured for each carrier is equal to or different from a same value.
The terminal of claim 29, wherein the designated time is a random number.
A terminal according to any of claims 29 to 32, wherein the delay unit is further adapted to

Configuring the designated time according to at least one of the network information of the terminal and the service information of the terminal; or

And receiving configuration information sent by the network equipment, and configuring the specified time.
The terminal of claim 33, wherein the network information of the terminal comprises an RNTI of the terminal.
The terminal of claim 33, wherein the traffic information of the terminal comprises at least one of the following information:

a service period of the terminal;

the service delay requirement of the terminal; and

a transmission time interval of a service packet of the terminal.
The terminal of claim 35, wherein a value of the designated time is less than or equal to a service period of the terminal.
The terminal of claim 35, wherein a value of the designated time is less than or equal to a service delay requirement of the terminal.
The terminal of claim 35, wherein the value of the specified time is less than or equal to a transmission time interval of a service packet of the terminal.
A terminal, comprising:

the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for acquiring a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal when the terminal selects the carriers;

and the selecting unit is used for randomly selecting a specified number of carriers from the at least one carrier to send data if the congestion condition parameters of the resource pool used by each carrier are all larger than the congestion threshold configured by the carrier.
The terminal of claim 39, wherein the congestion situation parameter for the resource pool used by each carrier comprises CBR.
The terminal of claim 39 or 40, wherein the congestion threshold configured for each carrier is equal to or different from the same value.
A terminal, comprising:

the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for acquiring a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal when the terminal selects the carriers;

and the selecting unit is used for selecting the specified number of carriers with the minimum congestion condition parameters from the at least one carrier to send data if the congestion condition parameters of the resource pool used by each carrier are all larger than the congestion threshold configured by the carrier.
The terminal of claim 42, wherein the congestion situation parameter for the resource pool used by each carrier comprises CBR.
The terminal of claim 42 or 43, wherein the congestion threshold configured for each carrier is equal to or different from one another.
A terminal, comprising:

the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for acquiring a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal when the terminal selects the carriers;

a sending unit, configured to send, to a network device, indication information for indicating that the congestion condition parameters of the resource pool used by each carrier are greater than a first congestion threshold configured by the carrier if the congestion condition parameters of the resource pool used by each carrier are greater than the first congestion threshold configured by the carrier;

a receiving unit, configured to receive the second congestion threshold configured for each carrier sent by the network device, so as to perform carrier selection.
The terminal of claim 45, wherein the congestion situation parameter for the resource pool used by each carrier comprises CBR.
The terminal of claim 45 or 46, wherein the first congestion threshold or the second congestion threshold configured for each carrier has the same value or different values.
A network device, comprising:

a receiving unit, configured to receive indication information sent by a terminal, where the indication information is used to indicate that a congestion condition parameter of a resource pool used by each carrier in at least one carrier of the terminal is greater than a first congestion threshold configured for the carrier;

and the sending unit is used for sending the second congestion threshold configured by each carrier to the terminal so as to allow the terminal to select the carrier.
The network device of claim 48, wherein the congestion situation parameter for the resource pool used by each carrier comprises CBR.
The network device according to claim 48 or 49, wherein the first congestion threshold or the second congestion threshold configured for each carrier has the same value or different values.
A terminal, comprising:

the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for acquiring a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal when the terminal selects the carriers;

a sending unit, configured to send, to a network device, indication information for indicating that the congestion condition parameters of the first resource pool used by each carrier are greater than the congestion threshold configured by the carrier if the congestion condition parameters of the first resource pool used by each carrier are greater than the congestion threshold configured by the carrier;

and the receiving unit is used for receiving the configuration information sent by the network equipment and configuring a second resource pool for the terminal so as to select the carrier wave by the terminal.
The terminal of claim 51, wherein the congestion situation parameter for the first resource pool used by each carrier comprises CBR.
The terminal of claim 51 or 52, wherein the congestion threshold configured for each carrier is equal to or different from one another.
A network device, comprising:

a receiving unit, configured to receive indication information sent by a terminal, where the indication information is used to indicate that a congestion condition parameter of a first resource pool used by each carrier in at least one carrier of the terminal is greater than a congestion threshold configured for the carrier;

and the sending unit is used for sending configuration information to the terminal, and is used for configuring a second resource pool for the terminal so as to select the carrier wave for the terminal.
The network device of claim 54, wherein the congestion situation parameter for the first resource pool used by each carrier comprises CBR.
The network device according to claim 54 or 55, wherein the congestion threshold configured for each carrier is equal to or different from one another.