CN112954789A

CN112954789A - Block chain system maintenance information transmission method and system based on Internet of things

Info

Publication number: CN112954789A
Application number: CN202110221944.1A
Authority: CN
Inventors: 郭雨清
Original assignee: Beijing Beiyaoxin Technology Co ltd
Current assignee: Beijing Beiyaoxin Technology Co ltd
Priority date: 2021-02-28
Filing date: 2021-02-28
Publication date: 2021-06-11

Abstract

The invention discloses a block chain system maintenance information transmission method based on the Internet of things, which comprises the following steps: acquiring block chain system maintenance information by a first mobile terminal; monitoring, by the second mobile terminal, a synchronization signal transmitted by the base station; synchronizing, by the second mobile terminal, with the base station based on the monitored synchronization signal transmitted by the base station; sending, by the second mobile terminal, a sidelink communications resource scheduling request to the base station in response to synchronization with the base station; allocating, by the base station, a sidelink communication resource to the second mobile terminal in response to receiving the sidelink communication resource scheduling request; broadcasting, by the second mobile terminal, a first synchronization signal on a first set of symbols of a first subframe of a first time period in response to receiving the allocation of the sidelink communication resource; listening, by the third mobile terminal, for a first synchronization signal sent by the second mobile terminal; and responding to the first synchronous signal, and carrying out time synchronization with the second mobile terminal by the third mobile terminal.

Description

Block chain system maintenance information transmission method and system based on Internet of things

Technical Field

The invention relates to the technical field of maintenance of a blockchain system, in particular to a transmission method and system of blockchain system maintenance information based on the internet of things.

Background

Blockchains are a term of art in information technology. In essence, the system is a shared database, and the data or information stored in the shared database has the characteristics of 'unforgeability', 'whole-course trace', 'traceability', 'public transparency', 'collective maintenance', and the like.

Prior art CN109495249A discloses a data storage method of a blockchain system, a node, and a blockchain system, where the data storage method includes: aiming at any first node in the block chain system, respectively acquiring a shared key between the first node and other second nodes in the block chain system; acquiring transaction information of a transaction initiated by a first node; processing the transaction information through each shared secret key and a preset Hash algorithm with the secret key to obtain a Hash label; broadcasting the transaction information and the hash labels to each second node; and determining honest nodes from the nodes included in the blockchain system according to the verification messages broadcast by the second nodes, and if the honest nodes determine that the transaction is a real transaction, storing the transaction information in a newly generated block aiming at the main chain by the honest nodes, wherein the verification messages comprise the result of verifying the authenticity of the transaction by the second nodes.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The invention aims to provide a method and a system for transmitting block chain system maintenance information based on the Internet of things, which can overcome the defects of the prior art.

In order to achieve the above object, the present invention provides a method for transmitting blockchain system maintenance information based on an internet of things, which is characterized in that the method for transmitting blockchain system maintenance information based on the internet of things comprises the following steps:

acquiring block chain system maintenance information by a first mobile terminal;

monitoring, by the second mobile terminal, a synchronization signal transmitted by the base station;

synchronizing, by the second mobile terminal, with the base station based on the monitored synchronization signal transmitted by the base station;

sending, by the second mobile terminal, a sidelink communications resource scheduling request to the base station in response to synchronization with the base station;

allocating, by the base station, a sidelink communication resource to the second mobile terminal in response to receiving the sidelink communication resource scheduling request, wherein the sidelink communication resource is located in a plurality of time periods, wherein a first subframe, a second subframe, and a third subframe in each time period are used for sidelink communication, and wherein subframes other than the first subframe, the second subframe, and the third subframe in each time period are used for communication of the second mobile terminal with the base station;

broadcasting, by the second mobile terminal, a first synchronization signal on a first set of symbols of a first subframe of a first time period in response to receiving the allocation of the sidelink communication resource;

monitoring, by a third mobile terminal, a first synchronization signal sent by a second mobile terminal, wherein the third mobile terminal is within a signal coverage of a base station, wherein the third mobile terminal is not synchronized with the base station;

responding to the first synchronous signal, and carrying out time synchronization on the third mobile terminal and the second mobile terminal;

in response to synchronizing with the second mobile terminal, determining, by the third mobile terminal, whether the second mobile terminal allows the third mobile terminal to transmit a synchronization signal in a first subframe in the first time period based on the first synchronization signal.

In a preferred embodiment, the method for transmitting the block chain system maintenance information based on the internet of things comprises the following steps:

if the second mobile terminal is judged not to allow the third mobile terminal to send the synchronous signal in the first subframe in the first time period, the third mobile terminal sends a second synchronous signal in the second subframe in the first time period;

monitoring, by a first mobile terminal, a second synchronization signal sent by a third mobile terminal, wherein the first mobile terminal is outside a signal coverage of a base station, wherein the first mobile terminal is not synchronized with the base station;

responding to the second synchronous signal, and carrying out time synchronization on the first mobile terminal and the third mobile terminal;

determining, by the first mobile terminal, whether the third mobile terminal allows the first mobile terminal to transmit the synchronization signal in a second subframe of the first time period based on the second synchronization signal in response to synchronizing with the third mobile terminal;

if the third mobile terminal is judged not to allow the first mobile terminal to send the synchronous signal in the second subframe of the first time period, the first mobile terminal sends the third synchronous signal in the third subframe of the first time period;

transmitting, by the first mobile terminal, block chain system maintenance information to a third mobile terminal in a third subframe in the first time period in response to transmitting the third synchronization signal in the third subframe in the first time period;

transmitting, by the third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a second subframe in the second time period in response to receiving the blockchain system maintenance information;

in response to receiving the blockchain system maintenance information, the blockchain system maintenance information is sent by the second mobile terminal to the base station.

if the second mobile terminal is judged to allow the third mobile terminal to send the synchronous signal in the first subframe in the first time period, the second mobile terminal sends a second synchronous signal in a second symbol set in the first subframe in the first time period;

if the second mobile terminal allows the first mobile terminal to send the synchronous signal in the second subframe of the first time period, the first mobile terminal sends a third synchronous signal in the second subframe of the first time period;

transmitting, by the first mobile terminal, block chain system maintenance information to a third mobile terminal in a second subframe in the first time period in response to transmitting the third synchronization signal in the second subframe in the first time period;

transmitting, by the third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a first subframe in the second time period in response to receiving the blockchain system maintenance information;

if the second mobile terminal is judged not to allow the third mobile terminal to send the synchronous signal in the first subframe in the first time period, the third mobile terminal sends the second synchronous signal in the first symbol set in the second subframe in the first time period;

if the second mobile terminal is judged to allow the first mobile terminal to send the synchronous signal in the second subframe of the first time period, the first mobile terminal sends a third synchronous signal in the second symbol set of the second subframe of the first time period;

transmitting, by the first mobile terminal, the blockchain system maintenance information to the third mobile terminal in a second subframe in the first time period in response to transmitting the third synchronization signal in a second set of symbols in the second subframe in the first time period;

if the second mobile terminal does not allow the third mobile terminal to send the synchronous signal in the first subframe in the first time period, the third mobile terminal randomly selects the second subframe or the third subframe in the first time period;

transmitting, by the third mobile terminal, a second synchronization signal in a second subframe in the first time period if the second subframe in the first time period is randomly selected;

transmitting, by the third mobile terminal, a second synchronization signal in a third subframe in the first time period if the third subframe in the first time period is randomly selected;

transmitting, by the first mobile terminal, a third synchronization signal in a third subframe in the first time period in response to synchronizing with the third mobile terminal and in response to the second synchronization signal being received in the second subframe in the first time period;

transmitting, by the first mobile terminal, a third synchronization signal in a second subframe in the second time period in response to synchronizing with the third mobile terminal and in response to the second synchronization signal being received in the third subframe in the first time period;

sending, by the second mobile terminal, the blockchain system maintenance information to the base station in response to receiving the blockchain system maintenance information;

transmitting, by the first mobile terminal, block chain system maintenance information to the third mobile terminal in a second subframe in the second time period in response to transmitting the third synchronization signal in the second subframe in the second time period;

transmitting, by the third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a third subframe in the second time period in response to receiving the blockchain system maintenance information;

The invention provides a transmission system of block chain system maintenance information based on the Internet of things, which is characterized by comprising the following components:

means for obtaining, by a first mobile terminal, blockchain system maintenance information;

means for monitoring, by a second mobile terminal, for a synchronization signal transmitted by a base station;

means for synchronizing, by the second mobile terminal, with the base station based on the monitored synchronization signal transmitted by the base station;

means for transmitting, by the second mobile terminal, a sidelink communication resource scheduling request to the base station in response to synchronization with the base station;

means for allocating, by the base station, sidelink communication resources to the second mobile terminal in response to receiving a sidelink communication resource scheduling request, wherein the sidelink communication resources are located in a plurality of time periods, wherein a first subframe, a second subframe, and a third subframe in each time period are used for sidelink communication, wherein subframes other than the first subframe, the second subframe, and the third subframe in each time period are used for communication of the second mobile terminal with the base station;

means for broadcasting, by the second mobile terminal, a first synchronization signal on a first set of symbols of a first subframe of a first time period in response to receiving the allocation of the sidelink communication resource;

means for listening, by a third mobile terminal, to a first synchronization signal transmitted by a second mobile terminal, wherein the third mobile terminal is within a signal coverage of a base station, wherein the third mobile terminal is not synchronized with the base station;

means for time synchronizing, by a third mobile terminal, with a second mobile terminal in response to monitoring the first synchronization signal;

means for determining, by the third mobile terminal, whether the second mobile terminal allows the third mobile terminal to transmit the synchronization signal in a first subframe in the first time period based on the first synchronization signal in response to synchronizing with the second mobile terminal.

In a preferred embodiment, the transmission system for maintaining information based on the block chain system of the internet of things comprises:

means for transmitting, by the third mobile terminal, a second synchronization signal in a second subframe in the first time period if it is determined that the second mobile terminal does not allow the third mobile terminal to transmit the synchronization signal in the first subframe in the first time period;

means for listening, by a first mobile terminal, for a second synchronization signal transmitted by a third mobile terminal, wherein the first mobile terminal is outside a signal coverage of a base station, wherein the first mobile terminal is not synchronized with the base station;

means for performing time synchronization by the first mobile terminal with the third mobile terminal in response to monitoring the second synchronization signal;

means for determining, by the first mobile terminal, whether the third mobile terminal allows the first mobile terminal to transmit the synchronization signal in a second subframe in the first time period based on the second synchronization signal in response to synchronizing with the third mobile terminal;

means for transmitting, by the first mobile terminal, a third synchronization signal in a third subframe in the first time period if it is determined that the third mobile terminal does not allow the first mobile terminal to transmit the synchronization signal in the second subframe in the first time period;

means for transmitting, by the first mobile terminal, block chain system maintenance information to a third mobile terminal in a third subframe in the first time period in response to transmitting a third synchronization signal in the third subframe in the first time period;

means for transmitting, by the third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a second subframe in the second time period in response to receiving the blockchain system maintenance information;

means for transmitting, by the second mobile terminal, the blockchain system maintenance information to the base station in response to receiving the blockchain system maintenance information.

means for transmitting, by the third mobile terminal, a second synchronization signal in a second set of symbols in a first subframe in the first time period if it is determined that the second mobile terminal allows the third mobile terminal to transmit the synchronization signal in the first subframe in the first time period;

means for transmitting, by the first mobile terminal, a third synchronization signal in a second subframe in the first time period if it is determined that the second mobile terminal allows the first mobile terminal to transmit the synchronization signal in the second subframe in the first time period;

means for transmitting, by the first mobile terminal, block chain system maintenance information to a third mobile terminal in a second subframe in the first time period in response to transmitting a third synchronization signal in the second subframe in the first time period;

means for transmitting, by the third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a first subframe in a second time period in response to receiving the blockchain system maintenance information;

means for transmitting, by the third mobile terminal, a second synchronization signal in a first set of symbols in a second subframe in the first time period if it is determined that the second mobile terminal does not allow the third mobile terminal to transmit the synchronization signal in the first subframe in the first time period;

means for transmitting, by the first mobile terminal, a third synchronization signal in a second set of symbols in a second subframe in the first time period if it is determined that the second mobile terminal allows the first mobile terminal to transmit the synchronization signal in the second subframe in the first time period;

means for transmitting, by the first mobile terminal, the blockchain system maintenance information to the third mobile terminal in a second subframe in the first time period in response to transmitting the third synchronization signal in a second set of symbols in the second subframe in the first time period;

means for selecting randomly by the third mobile terminal a second subframe or a third subframe in the first time period if it is determined that the second mobile terminal does not allow the third mobile terminal to transmit the synchronization signal in the first subframe in the first time period;

means for transmitting, by the third mobile terminal, a second synchronization signal in a second subframe in the first time period if the second subframe in the first time period is randomly selected;

means for transmitting, by the third mobile terminal, a second synchronization signal in a third subframe in the first time period if the third subframe in the first time period is randomly selected;

means for transmitting, by the first mobile terminal, a third synchronization signal in a third subframe in the first time period in response to synchronizing with the third mobile terminal and in response to the second synchronization signal being received in the second subframe in the first time period;

means for transmitting, by the first mobile terminal, a third synchronization signal in a second subframe in the second time period in response to synchronizing with the third mobile terminal and in response to the second synchronization signal being received in a third subframe in the first time period;

means for transmitting, by the second mobile terminal to the base station, the blockchain system maintenance information in response to receiving the blockchain system maintenance information;

means for transmitting, by the first mobile terminal, the block chain system maintenance information to the third mobile terminal in a second subframe in the second time period in response to transmitting the third synchronization signal in the second subframe in the second time period;

means for transmitting, by the third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a third subframe in the second time period in response to receiving the blockchain system maintenance information;

Compared with the prior art, the invention has the advantages that the block chain technology is developed along with the new generation communication technology, although the early block chain technology exists before the LTE technology and the NR technology, most people cannot know the block chain and completely do not know the huge potential contained in the block chain system, and the block chain shows huge market value and technical value more and more due to the development of the LTE technology and the NR technology. In order to achieve the purpose of remotely maintaining the blockchain system, the application provides a method and a system for transmitting the blockchain system maintenance information based on the internet of things.

Drawings

Fig. 1 is a schematic diagram of a system architecture according to an embodiment of the present invention.

FIG. 2 is a flow diagram of a method according to an embodiment of the invention.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

FIG. 2 is a flow diagram of a method according to an embodiment of the invention. As shown in the figure, the method of the present invention comprises the steps of:

step 101: acquiring block chain system maintenance information by a first mobile terminal;

step 102: monitoring, by the second mobile terminal, a synchronization signal transmitted by the base station;

step 103: synchronizing, by the second mobile terminal, with the base station based on the monitored synchronization signal transmitted by the base station;

step 104: sending, by the second mobile terminal, a sidelink communications resource scheduling request to the base station in response to synchronization with the base station;

step 105: allocating, by the base station, a sidelink communication resource to the second mobile terminal in response to receiving the sidelink communication resource scheduling request, wherein the sidelink communication resource is located in a plurality of time periods, wherein a first subframe, a second subframe, and a third subframe in each time period are used for sidelink communication, and wherein subframes other than the first subframe, the second subframe, and the third subframe in each time period are used for communication of the second mobile terminal with the base station;

step 106: broadcasting, by the second mobile terminal, a first synchronization signal on a first set of symbols of a first subframe of a first time period in response to receiving the allocation of the sidelink communication resource;

step 107: monitoring, by a third mobile terminal, a first synchronization signal sent by a second mobile terminal, wherein the third mobile terminal is within a signal coverage of a base station, wherein the third mobile terminal is not synchronized with the base station;

step 108: responding to the first synchronous signal, and carrying out time synchronization on the third mobile terminal and the second mobile terminal;

step 109: in response to synchronizing with the second mobile terminal, determining, by the third mobile terminal, whether the second mobile terminal allows the third mobile terminal to transmit a synchronization signal in a first subframe in the first time period based on the first synchronization signal.

As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. The method for transmitting the block chain system maintenance information based on the Internet of things is characterized by comprising the following steps of:

synchronizing, by a second mobile terminal, with a base station based on the monitored synchronization signal transmitted by the base station;

sending, by a second mobile terminal, a sidelink communications resource scheduling request to the base station in response to synchronization with the base station;

monitoring, by a third mobile terminal, a first synchronization signal transmitted by a second mobile terminal, wherein the third mobile terminal is within a signal coverage of the base station, wherein the third mobile terminal is not synchronized with the base station;

performing time synchronization with the second mobile terminal by a third mobile terminal in response to monitoring the first synchronization signal;

determining, by a third mobile terminal, whether the second mobile terminal allows the third mobile terminal to transmit a synchronization signal in a first subframe in a first time period based on the first synchronization signal in response to synchronizing with the second mobile terminal.

2. The method for transmitting the IOT-based blockchain system maintenance information as claimed in claim 1, wherein the method for transmitting the IOT-based blockchain system maintenance information comprises the following steps:

monitoring, by a first mobile terminal, a second synchronization signal transmitted by a third mobile terminal, wherein the first mobile terminal is outside a signal coverage of the base station, wherein the first mobile terminal is not synchronized with the base station;

performing time synchronization with the third mobile terminal by the first mobile terminal in response to monitoring the second synchronization signal;

determining, by the first mobile terminal, whether the third mobile terminal allows the first mobile terminal to transmit a synchronization signal in a second subframe in the first time period based on the second synchronization signal in response to synchronizing with the third mobile terminal;

if the third mobile terminal is judged not to allow the first mobile terminal to send the synchronous signal in the second subframe in the first time period, the first mobile terminal sends a third synchronous signal in the third subframe in the first time period;

transmitting, by the first mobile terminal, the block chain system maintenance information to the third mobile terminal in a third subframe in the first time period in response to transmitting a third synchronization signal in the third subframe in the first time period;

sending, by a third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a second subframe in a second time period in response to receiving the blockchain system maintenance information;

and responding to the received block chain system maintenance information, and sending the block chain system maintenance information to the base station by a second mobile terminal.

3. The method for transmitting the IOT-based blockchain system maintenance information as claimed in claim 2, wherein the method for transmitting the IOT-based blockchain system maintenance information comprises the following steps:

if the second mobile terminal is judged to allow the third mobile terminal to send the synchronous signal in the first subframe in the first time period, the second mobile terminal sends a second synchronous signal in the second symbol set in the first subframe in the first time period;

if the second mobile terminal is judged to allow the first mobile terminal to send the synchronous signal in the second subframe in the first time period, the first mobile terminal sends a third synchronous signal in the second subframe in the first time period;

transmitting, by the first mobile terminal, the block chain system maintenance information to the third mobile terminal in a second subframe in the first time period in response to transmitting the third synchronization signal in the second subframe in the first time period;

sending, by a third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a first subframe in a second time period in response to receiving the blockchain system maintenance information;

4. The method for transmitting the IOT-based blockchain system maintenance information as claimed in claim 3, wherein the method for transmitting the IOT-based blockchain system maintenance information comprises the following steps:

if the second mobile terminal is judged not to allow the third mobile terminal to send the synchronous signal in the first subframe in the first time period, the third mobile terminal sends a second synchronous signal in the first symbol set in the second subframe in the first time period;

if the second mobile terminal is judged to allow the first mobile terminal to send the synchronous signal in the second subframe in the first time period, the first mobile terminal sends a third synchronous signal in the second subframe in the first time period through the second symbol set;

transmitting, by the first mobile terminal, the blockchain system maintenance information to the third mobile terminal in a second subframe in the first time period in response to transmitting a third synchronization signal in a second set of symbols in a second subframe in the first time period;

5. The method for transmitting the IOT-based blockchain system maintenance information as claimed in claim 4, wherein the method for transmitting the IOT-based blockchain system maintenance information comprises the following steps:

if the second mobile terminal is judged not to allow the third mobile terminal to send the synchronous signal in the first subframe in the first time period, the third mobile terminal randomly selects the second subframe or the third subframe in the first time period;

transmitting, by a third mobile terminal, a second synchronization signal in a second subframe in a first time period if the second subframe in the first time period is randomly selected;

transmitting, by a third mobile terminal, a second synchronization signal in a third subframe in a first time period if the third subframe in the first time period is randomly selected;

transmitting, by the first mobile terminal, a third synchronization signal in a third subframe of the first time period in response to synchronizing with the third mobile terminal and in response to the second synchronization signal being received in the second subframe of the first time period;

transmitting, by the first mobile terminal, a third synchronization signal in a second subframe of a second time period in response to synchronizing with the third mobile terminal and in response to the second synchronization signal being received in a third subframe of the first time period;

sending, by a second mobile terminal to the base station, the blockchain system maintenance information in response to receiving the blockchain system maintenance information;

transmitting, by the first mobile terminal, the blockchain system maintenance information to the third mobile terminal in a second subframe in the second time period in response to transmitting the third synchronization signal in the second subframe in the second time period;

sending, by a third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a third subframe in a second time period in response to receiving the blockchain system maintenance information;

6. The transmission system for the block chain system maintenance information based on the internet of things is characterized by comprising the following components:

means for synchronizing, by a second mobile terminal, with a base station based on the monitored synchronization signal transmitted by the base station;

means for transmitting, by a second mobile terminal, a sidelink communication resource scheduling request to the base station in response to synchronization with the base station;

means for allocating, by a base station, sidelink communication resources to the second mobile terminal in response to receiving the sidelink communication resource scheduling request, wherein the sidelink communication resources are located in a plurality of time periods, wherein a first subframe, a second subframe, and a third subframe in each time period are used for sidelink communication, wherein subframes other than the first subframe, the second subframe, and the third subframe in each time period are used for communication of the second mobile terminal with the base station;

means for listening, by a third mobile terminal, to a first synchronization signal transmitted by a second mobile terminal, wherein the third mobile terminal is within a signal coverage of the base station, wherein the third mobile terminal is not synchronized with the base station;

means for time synchronizing, by a third mobile terminal, with the second mobile terminal in response to listening for the first synchronization signal;

means for determining, by a third mobile terminal, whether the second mobile terminal allows the third mobile terminal to transmit a synchronization signal in a first subframe in a first time period based on the first synchronization signal in response to synchronizing with the second mobile terminal.

7. The system for transmitting IOT-based blockchain system maintenance information as recited in claim 6, wherein the system for transmitting IOT-based blockchain system maintenance information comprises:

means for transmitting, by a third mobile terminal, a second synchronization signal in a second subframe in a first time period if it is determined that the second mobile terminal does not allow the third mobile terminal to transmit synchronization signals in the first subframe in the first time period;

means for listening, by a first mobile terminal, for a second synchronization signal transmitted by a third mobile terminal, wherein the first mobile terminal is outside a signal coverage of the base station, wherein the first mobile terminal is not synchronized with the base station;

means for time synchronizing, by a first mobile terminal, with the third mobile terminal in response to listening for the second synchronization signal;

means for determining, by a first mobile terminal, whether the third mobile terminal allows the first mobile terminal to transmit a synchronization signal in a second subframe in a first time period based on the second synchronization signal in response to synchronizing with the third mobile terminal;

means for transmitting, by the first mobile terminal, a third synchronization signal in a third subframe in the first time period if it is determined that the third mobile terminal does not allow the first mobile terminal to transmit synchronization signals in the second subframe in the first time period;

means for transmitting, by the first mobile terminal, the blockchain system maintenance information to the third mobile terminal in a third subframe in the first time period in response to transmitting a third synchronization signal in the third subframe in the first time period;

means for transmitting, by a third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a second subframe in a second time period in response to receiving the blockchain system maintenance information;

means for transmitting, by a second mobile terminal, the blockchain system maintenance information to the base station in response to receiving the blockchain system maintenance information.

8. The system for transmitting internet of things based blockchain system maintenance information as claimed in claim 7, wherein the system for transmitting internet of things based blockchain system maintenance information comprises:

means for transmitting, by a third mobile terminal, a second synchronization signal in a second set of symbols in a first subframe in a first time period if it is determined that the second mobile terminal allows the third mobile terminal to transmit synchronization signals in the first subframe in the first time period;

means for transmitting, by the first mobile terminal, a third synchronization signal in a second subframe in the first time period if it is determined that the second mobile terminal allows the first mobile terminal to transmit synchronization signals in the second subframe in the first time period;

means for transmitting, by the first mobile terminal, the block chain system maintenance information to the third mobile terminal in a second subframe in the first time period in response to transmitting a third synchronization signal in the second subframe in the first time period;

means for transmitting, by a third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a first subframe in a second time period in response to receiving the blockchain system maintenance information;

9. The system for transmitting internet of things based blockchain system maintenance information as claimed in claim 8, wherein the system for transmitting internet of things based blockchain system maintenance information comprises:

means for transmitting, by a third mobile terminal, a second synchronization signal in a first set of symbols in a second subframe in a first time period if it is determined that the second mobile terminal does not allow the third mobile terminal to transmit synchronization signals in the first subframe in the first time period;

means for transmitting, by the first mobile terminal, a third synchronization signal in a second set of symbols in a second subframe of the first time period if it is determined that the second mobile terminal allows the first mobile terminal to transmit synchronization signals in the second subframe of the first time period;

means for transmitting, by the first mobile terminal, the block chain system maintenance information to the third mobile terminal in a second subframe in the first time period in response to transmitting a third synchronization signal in a second set of symbols in a second subframe in the first time period;

10. The system for transmitting internet of things based blockchain system maintenance information as claimed in claim 9, wherein the system for transmitting internet of things based blockchain system maintenance information comprises:

means for selecting randomly a second subframe or a third subframe in a first time period by a third mobile terminal if it is determined that the second mobile terminal does not allow the third mobile terminal to transmit a synchronization signal in the first subframe in the first time period;

means for transmitting, by a third mobile terminal, a second synchronization signal in a second subframe in a first time period if the second subframe in the first time period is randomly selected;

means for transmitting, by a third mobile terminal, a second synchronization signal in a third subframe in a first time period if the third subframe in the first time period is randomly selected;

means for transmitting, by the first mobile terminal, a third synchronization signal in a second subframe of a second time period in response to synchronizing with the third mobile terminal and in response to the second synchronization signal being received in a third subframe of the first time period;

means for transmitting, by a second mobile terminal to the base station, the blockchain system maintenance information in response to receiving the blockchain system maintenance information;

means for transmitting, by the first mobile terminal, the blockchain system maintenance information to the third mobile terminal in a second subframe in the second time period in response to transmitting the third synchronization signal in the second subframe in the second time period;

means for transmitting, by a third mobile terminal, the blockchain system maintenance information to the second mobile terminal in a third subframe in a second time period in response to receiving the blockchain system maintenance information;