CN112929446A - Data transmission method between block chains and electronic equipment - Google Patents

Data transmission method between block chains and electronic equipment Download PDF

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Publication number
CN112929446A
CN112929446A CN202110208754.6A CN202110208754A CN112929446A CN 112929446 A CN112929446 A CN 112929446A CN 202110208754 A CN202110208754 A CN 202110208754A CN 112929446 A CN112929446 A CN 112929446A
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node
information
block chain
blockchain
request
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Chinese (zh)
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李涵
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Zhuo Erzhi Lian Wuhan Research Institute Co Ltd
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Zhuo Erzhi Lian Wuhan Research Institute Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/06—Notations for structuring of protocol data, e.g. abstract syntax notation one [ASN.1]

Abstract

The invention discloses a data transmission method between block chains and electronic equipment. The data transmission method applied to the inter-block chain of the first node comprises the following steps: sending a first request to at least one second node in a second block chain corresponding to first information based on equipment information of the at least one second node; the first request is used for requesting to acquire a data format of a second block chain; under the condition that a data format sent by a second node in a second block chain based on the first request is received, packaging the first information according to the received data format to obtain second information; transmitting the second information to at least one of the at least one second node; the second information is used for triggering the corresponding second node to broadcast the received second information to a third node of the second block chain; the third node is configured to uplink the second information if a consensus on the second information is reached.

Description

Data transmission method between block chains and electronic equipment
Technical Field
The present invention relates to the field of block chains, and in particular, to a method for transmitting data between block chains and an electronic device.
Background
Different block chains exist independently, and the different block chains cannot be communicated with each other. In the related art, a relay chain parallel to a block chain is used to realize cross-chain communication between the block chains, so that resources and time consumed for data transmission between the block chains are long, and in the cross-chain communication process, the communication efficiency is low due to long time consumption.
Disclosure of Invention
In view of the above, embodiments of the present invention are directed to a method for transmitting data between block chains and an electronic device, so as to solve the technical problem of low efficiency of cross-link communication in the related art.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the embodiment of the invention provides a data transmission method among block chains, which is applied to a first node and comprises the following steps:
sending a first request to at least one second node in a second block chain corresponding to first information based on equipment information of the at least one second node; the first request is used for requesting to acquire a data format of the second block chain;
under the condition that a data format sent by a second node in the second block chain based on the first request is received, packaging the first information according to the received data format to obtain second information;
transmitting the second information to at least one of the at least one second node; wherein the content of the first and second substances,
the second information is used for triggering a corresponding second node to broadcast the received second information to a third node of the second block chain; the third node is configured to uplink the second information if a consensus on the second information is reached.
In some embodiments, the method further comprises:
acquiring equipment information of at least one second node of a second block chain corresponding to the first information; wherein the device information of the second node of the second blockchain is sent to the second node of the first blockchain by the corresponding second node.
In some embodiments, the obtaining the device information of the at least one second node of the second block chain corresponding to the first information includes:
an acquisition request sent to at least one second node of a first block chain to which the first node belongs; the obtaining request is used for requesting to obtain the equipment information of the second node of the second block chain corresponding to the first information;
and receiving the equipment information of at least one second node of the second block chain corresponding to the first information sent by the second node of the first block chain based on the acquisition request.
In some embodiments, the obtaining the device information of the at least one second node of the second block chain corresponding to the first information includes:
acquiring equipment information of at least one second node in a second block chain corresponding to the first information from the database of the first node; wherein the content of the first and second substances,
the database stores the equipment information of at least one second node of each block chain in at least one block chain; the device information of the second node stored in the database is sent by at least one second node of the first blockchain to which the first node belongs.
In some embodiments, the method further comprises:
and deleting the corresponding equipment information of the second node from the database under the condition that the equipment information sent by the second node of the first block chain and received within the set time length does not include the equipment information of the second node stored in the database.
The embodiment of the invention also provides a data transmission method among the block chains, which is applied to a second node and comprises the following steps:
receiving a first request sent by a first node of a first block chain based on equipment information of a second node of a second block chain; the device information is sent by a corresponding second node to a second node in the first blockchain; the first request is used for requesting to acquire a data format of a second block chain to which the second node belongs;
sending a data format of the second blockchain to the first node based on the first request;
under the condition of receiving second information sent by the first node, broadcasting the second information to a third node in the second block chain; wherein the content of the first and second substances,
the second information is obtained by the first node by packaging the first information based on the data format; the broadcasted second information is used for triggering the third node to perform consensus on the second information, and performing uplink on the second information under the condition that the consensus is achieved on the second information.
In some embodiments, the method further comprises:
transmitting a first broadcast message to at least one second node of a blockchain other than the second blockchain; wherein the content of the first and second substances,
the first broadcast message comprises device information of a second node in the second blockchain; the device information of the second node in the second blockchain is used for the first node of the blockchain except the second blockchain to send a first request to the second node of the second blockchain.
In some embodiments, the method further comprises:
receiving at least one second broadcast message transmitted by a second node of a blockchain except the second blockchain; the second broadcast message comprises identification information of the block chain and equipment information of a corresponding second node;
storing the identification information of the block chain in the received second broadcast message and the corresponding equipment information of the second node in a database in a correlated manner; wherein the content of the first and second substances,
the device information of the second node in the second broadcast message is used for the first node of the second block chain to send a second request to the second node of the target block chain; the target block chain represents a block chain corresponding to third information which needs to be sent by a first node of the second block chain; the second request is used for requesting to acquire a data format of the target block chain; and the data format of the target block chain is used for the first node of the second block chain to package the third information.
In some embodiments, the method further comprises:
receiving an acquisition request sent by a first node in the second block chain; the acquisition request is used for requesting to acquire the equipment information of the second node of the target block chain;
and sending the device information of the second node in the target block chain to the first node in the second block chain based on the identification information of the target block chain contained in the acquisition request, and based on the identification information of the block chain stored in the database and the device information of the corresponding second node.
In some embodiments, when said receiving at least one second broadcast message transmitted by a second node of a blockchain other than said second blockchain, said method further comprises:
transmitting a third broadcast message to a first node of the second blockchain; wherein the content of the first and second substances,
the third broadcast message comprises the received device information of the second node and the identification information of the corresponding block chain contained in the second broadcast message; the third broadcast message is used for triggering the first node in the second block chain to store the device information of the second node and the identification information of the corresponding block chain in the third broadcast message in an associated manner.
An embodiment of the present invention further provides a device for transmitting data between block chains, including:
a first sending unit, configured to send a first request to at least one second node in at least one second node of a second block chain corresponding to first information based on device information of the at least one second node; the first request is used for requesting to acquire a data format of the second block chain;
the encapsulation unit is used for encapsulating the first information according to the received data format to obtain second information under the condition that the data format sent by the second node in the second block chain based on the first request is received;
a second sending unit, configured to send the second information to at least one second node of the at least one second node; the second information is used for triggering a corresponding second node to broadcast the received second information to a third node of the second block chain; the third node is configured to uplink the second information if a consensus on the second information is reached.
An embodiment of the present invention further provides a device for transmitting data between block chains, including:
a receiving unit, configured to receive a first request sent by a first node of a first blockchain based on device information of a second node of a second blockchain; the device information is sent by a corresponding second node to a second node in the first blockchain; the first request is used for requesting to acquire a data format of a second block chain to which the second node belongs;
a first sending unit, configured to send, to the first node, a data format of the second blockchain based on the first request;
a second sending unit, configured to, in a case that second information sent by the first node is received, broadcast the second information to a third node in the second blockchain; wherein the content of the first and second substances,
the second information is obtained by the first node by packaging the first information based on the data format; the broadcasted second information is used for triggering the third node to perform consensus on the second information, and performing uplink on the second information under the condition that the consensus is achieved on the second information.
An embodiment of the present invention further provides an electronic device, including: a processor and a memory for storing a computer program capable of running on the processor,
the processor is configured to execute any of the above steps applied to the data transmission method between the blockchains of the first node or execute any of the above steps applied to the data transmission method between the blockchains of the second node when the computer program is executed.
An embodiment of the present invention further provides a storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements any of the above steps of the method for data transmission between blockchains applied to a first node, or implements any of the above steps of the method for data transmission between blockchains applied to a second node.
In the embodiment of the invention, a first node of a first block chain sends a first request to a corresponding second node based on the device information of the second node of a second block chain corresponding to first information so as to request to acquire the data format of the second block chain; and under the condition of acquiring the data format of the second block chain returned by the second node of the second block chain based on the first request, packaging the first information according to the data format of the second block chain to obtain second information, and sending the second information to the second node of the second block chain, so that the second node of the second block chain broadcasts the second information to the third node of the second block chain to trigger the corresponding third node to perform consensus on the second information when receiving the second information, and writes the second information into the second block chain when achieving the consensus on the second information. According to the scheme, the first node of the first block chain can perform data interaction with the second node of the second block chain based on the equipment information of the second node of the second block chain, so that cross-chain communication is realized; because the cross-chain communication can be realized between the first block chain and the second block chain without the aid of a third block chain, the communication time and related resources can be reduced, and the communication efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of a block chain system according to an embodiment of the present invention;
fig. 2 is an interaction diagram of a method for transmitting data between block chains according to an embodiment of the present invention;
fig. 3 is an interaction diagram of a method for transmitting data between blockchains according to another embodiment of the present invention;
fig. 4 is a schematic structural diagram of a data transmission apparatus between block chains according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an apparatus for transmitting data between blockchains according to another embodiment of the present invention;
fig. 6 is a schematic diagram of a hardware component structure of an electronic device according to an embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further described in detail with reference to the drawings and the specific embodiments of the specification.
Fig. 1 is a schematic structural diagram of a blockchain system according to an embodiment of the present invention. As shown in fig. 1, the blockchain system includes at least two blockchains, each blockchain includes at least one first node 11, at least one second node 12, and at least two third nodes 13. Wherein the content of the first and second substances,
the first node 11 and the second node 12 are nodes which do not participate in consensus in the block chain; the third node 13 is a node participating in consensus in the blockchain.
The second node 12 is a cross-chain switching node for interchanging device information with the second node 12 in a different blockchain. The device information of the second node 12 is used for the first node in different blockchains to communicate with the corresponding second node, thereby realizing cross-chain communication. For example, the device information of the second node in the first blockchain is used for the first node in the second blockchain to communicate with the first node in the first blockchain, so as to implement cross-chain communication between the first blockchain and the second blockchain. The device information may include at least one of an Internet Protocol (IP) address and a device identification of the second node. The device identity is a unique identity of the second node.
Each node in the blockchain may be a terminal (e.g., a computer) or a server.
The first node 11 may synchronize data with the third node 13 in the affiliated blockchain and send in-chain data (or in-chain transaction) to the third node 13 in the affiliated blockchain. The first node 11 may perform intra-chain communication with the second node 12 in the belonging blockchain to acquire device information of the second node in different blockchains, and then perform cross-chain communication with the second node in different blockchains based on the acquired device information of the second node in different blockchains.
After the structure of the blockchain system according to the embodiment of the present invention is introduced, the implementation process of cross-chain communication is described in detail below with reference to an interaction diagram of a data transmission method between blockchains.
Fig. 2 is an interaction diagram illustrating a method for transmitting data between blockchains according to an embodiment of the present invention. Referring to fig. 2, a method for transmitting data between block chains according to an embodiment of the present invention includes:
s201: a first node of a first block chain sends a first request to at least one second node of at least one second block chain on the basis of equipment information of the at least one second node corresponding to first information; the first request is used for requesting to acquire the data format of the second block chain.
Here, a first node of the first block chain acquires first information to be transmitted. The first information comprises identification information of the first block chain and identification information of the target block; the destination block chain characterizes a block chain that receives the first information. The first information may be multimedia information or information for characterizing digital money.
And under the condition that the first node of the first block chain acquires the first information to be sent, determining a second block chain corresponding to the first information based on the identification information of the target block chain contained in the first information. As the data formats of different block chains may be different, in order to implement cross-chain communication, a first node in a first block chain sends a first request to at least one second node in at least one second node of a determined second block chain based on the determined device information of the at least one second node of the second block chain, so as to request to acquire the data format of the second block chain; the data format of the second blockchain is used for the first node of the first blockchain to encapsulate the first information. Wherein the content of the first and second substances,
and the device information of the second node of the second block chain is acquired by the second node of the first block chain through data interaction with the second node of the second block chain. The device information of the second node may be a unique device identifier of the second node or an IP address of the second node.
In practical application, a first node of a first block chain can access a second node of the first block chain to acquire device information of the second node of a second block chain; the first node of the first blockchain may also send a request to the second node of the first blockchain to request to obtain device information of the second node of the second blockchain. When the local database of the first node of the first blockchain stores the device information of the second node of the different blockchain, which is acquired by the second node of the first blockchain, the first node of the first blockchain may acquire the device information of the second node of the second blockchain from the local database.
S202: a second node of the second block chain receives a first request sent by a first node of the first block chain based on the device information of the second node of the second block chain; the device information is sent by a corresponding second node to a second node in the first blockchain; the first request is used for requesting to acquire a data format of a second block chain to which the second node belongs.
Here, the second node of the second blockchain receives the first request sent by the first node of the first blockchain.
S203: and the second node of the second block chain sends a data format corresponding to the second block chain to the first node based on the first request.
Here, when receiving the first request sent by the first node of the first blockchain, any second node of the second blockchain determines the data format of the second blockchain, and sends the data format of the second blockchain to the first node of the first blockchain based on the received first request.
In practical application, each block chain is provided with a corresponding intelligent contract, each node in the corresponding block chain can inquire the intelligent contract, and the data format of the corresponding block chain is agreed in the intelligent contract, so that each node in the corresponding block chain can perform data interaction according to the data format.
In practical applications, any second node of the second blockchain may determine the data format of the second blockchain based on the intelligent contract of the second blockchain.
S204: and the first node of the first block chain packages the first information according to the received data format to obtain second information under the condition that the first node of the second block chain receives the data format sent by the second node based on the first request.
Here, the first node of the first blockchain encapsulates the first information according to the data format of the second blockchain to obtain the second information.
S205: a first node of a first blockchain sends the second information to at least one of the at least one second node; the second information is used for triggering a corresponding second node to broadcast the received second information to a third node of the second block chain; the third node is configured to uplink the second information if a consensus on the second information is reached.
Here, the first node of the first blockchain sends the second information to at least one second node of the second blockchain, if the first information is obtained.
It should be noted that, because the second information conforms to the data format of the second blockchain, the relevant nodes in the second blockchain can successfully resolve the first information in the second information.
S206: under the condition that a second node of a second block chain receives second information sent by the first node, broadcasting the second information to a third node in the second block chain; the second information is obtained by the first node by packaging the first information based on the data format; the broadcasted second information is used for triggering the third node to perform consensus on the second information, and performing uplink on the second information under the condition that the consensus is achieved on the second information.
Here, in the case that the second node of the second blockchain receives the second information sent by the first node of the first blockchain, the second node broadcasts the second information to the third node of the second blockchain, thereby forwarding the received second information to the third node of the second blockchain.
S207: and the third node of the second block chain performs consensus on the second information and performs uplink transmission on the second information under the condition that the consensus on the second information is achieved.
And under the condition that the third node of the second block chain receives the second information, performing consensus on the second information, under the condition that the consensus is achieved on the second information, uplink is performed on the second information by a main consensus node of the second block chain, a new block is generated by the second information, and the new block is added to the second block chain, so that the first information is stored in the second block chain.
The same block chain comprises a main common-identification node and at least one auxiliary common-identification node.
In the solution provided in this embodiment, a first node of a first block chain sends a first request to a corresponding second node based on device information of the second node of a second block chain corresponding to first information, so as to request to acquire a data format of the second block chain; and under the condition that the first node of the first block chain acquires the data format of the second block chain returned by the second node of the second block chain based on the first request, packaging the first information according to the data format of the second block chain to obtain second information, and sending the second information to the second node of the second block chain, so that when the second node of the second block chain receives the second information, broadcasting the second information to the third node of the second block chain to trigger the corresponding third node to perform consensus on the second information, and when the second information is agreed, writing the second information into the second block chain. According to the scheme, the first node of the first block chain can perform data interaction with the second node of the second block chain based on the equipment information of the second node of the second block chain, so that cross-chain communication is realized; because the cross-chain communication can be realized between the first block chain and the second block chain without the aid of a third block chain, the communication time and the communication resources can be reduced, and the communication efficiency is improved.
Fig. 3 is an interaction diagram illustrating a method for transmitting data between blockchains according to another embodiment of the present invention. Referring to fig. 3, a method for transmitting data between block chains according to an embodiment of the present invention includes:
s301: a second node of a second blockchain sends a first broadcast message to at least one second node of a blockchain other than the second blockchain; wherein the first broadcast message includes device information of a second node in the second blockchain; the device information of the second node in the second blockchain is used for the first node of the blockchain except the second blockchain to send a first request to the second node of the second blockchain.
Here, device information is exchanged between the second nodes of each blockchain in the blockchain system by transmitting a first broadcast message. The second node of each block chain may send the first broadcast message at a set time interval to update the stored device information of the second node.
In practical applications, the second node of the second blockchain sends the first broadcast message to at least one second node of all blockchains in the blockchain system except the second blockchain. Wherein the content of the first and second substances,
the blockchains in the blockchain system, except for the second blockchain, include the first blockchain. The first broadcast message is used for a first node of a blockchain except the second blockchain in the blockchain system to send a first request to a second node of the second blockchain based on the equipment information of the second node of the second blockchain. The first request is used for requesting to acquire a data format of the second block chain; the data format of the second blockchain is used for the first node of the blockchain except the second blockchain in the blockchain system to package information needing to be sent to the second node of the second blockchain.
In some embodiments, the method further comprises:
a second node of a second block chain receives at least one second broadcast message sent by a second node of the block chain except the second block chain; the second broadcast message comprises identification information of the block chain and equipment information of a corresponding second node;
storing the identification information of the block chain in the received second broadcast message and the corresponding equipment information of the second node in a database in a correlated manner; wherein the device information of the second node in the second broadcast message is used for the first node of the second block chain to send a second request to the second node of the target block chain; the target block chain represents a block chain corresponding to third information which needs to be sent by a first node of the second block chain; the second request is used for requesting to acquire a data format of the target block chain; and the data format of the target block chain is used for the first node of the second block chain to package the third information.
Here, the second node of the second block chain receives at least one second broadcast message sent by a second node of the block chain except the second block chain in the block chain system, and stores the identification information of the block chain in the second broadcast message and the device information of the corresponding second node in a related manner in the database, so that the first node of the second block chain can send a second request to the second node of the target block chain corresponding to the third information to be sent based on the device information of the second node in the second broadcast message, so as to request the second node of the target block chain to acquire the data format of the target block chain, and in the case of acquiring the data format of the target block chain, the third information can be encapsulated according to the data format of the target block chain to obtain fourth information, and the fourth information is sent to the second node of the target block chain. The fourth information is used for triggering a second node of the target block chain to broadcast the received fourth information to a third node of the target block chain, and the third node of the target block chain is used for generating a new block based on the fourth information and adding the new block to the target block chain under the condition of agreeing on the fourth information, so that the third information is stored in the second block chain. Thus, a first node of the second blockchain may be in cross-chain communication with a second node of the target blockchain.
The third information comprises identification information of the second block chain and identification information of the destination block chain; the destination block chain is a block chain for receiving the third information; the identification information of the destination block chain is used for the first node of the second block chain to determine the target block chain corresponding to the third information. The third information may be multimedia information or information for characterizing digital money.
It should be noted that after acquiring the device information of the second node of the blockchain except the second blockchain in the blockchain system, the second node of the second blockchain may actively send the acquired device information of the second node and the identification information of the corresponding blockchain to the first node and the third node of the second blockchain, so that the first node of the second blockchain can determine the device information of the second node of the target blockchain corresponding to the third information from the received device information.
When acquiring the device information of the second node of the blockchain except the second blockchain in the blockchain system, and receiving an acquisition request sent by the first node of the second blockchain, the second node of the second blockchain returns the device information of the second node requesting to acquire to the first node of the second blockchain; the obtaining request is used for requesting the device information of the second node of the target block chain corresponding to the third information needing to be sent.
In some embodiments, when said receiving at least one second broadcast message transmitted by a second node of a blockchain other than said second blockchain, said method further comprises:
a second node of a second blockchain sends a third broadcast message to a first node of the second blockchain; the third broadcast message comprises the received equipment information of the second node and the identification information of the corresponding block chain, wherein the equipment information of the second node and the identification information of the corresponding block chain are contained in the second broadcast message; the third broadcast message is used for triggering the first node in the second block chain to store the device information of the second node and the identification information of the corresponding block chain in the third broadcast message in an associated manner.
Here, the second node of the second blockchain transmits the third broadcast message to at least one first node of the second blockchain in case of receiving the second broadcast message. The third broadcast message includes the device information of the second node and the identification information of the corresponding block chain contained in the received second broadcast message.
The third broadcast message is used for triggering a first node of the second block chain to store the device information of the second node and the corresponding identification information of the block chain, which are contained in the third broadcast message in an associated manner, so that when the first node of the second block chain needs to send the third information, the first node of the second block chain can determine the device information of the second node of the target block chain corresponding to the third information based on the identification information of the block chain stored in the database in an associated manner and the device information of the corresponding second node, and send a second request to the second node of the target block chain based on the device information of the second node of the target block chain to request to acquire the data format of the target block chain; the data format of the target block chain is used for packaging third information by a first node of a second block chain, so that the packaged third information is sent to a second node of the target block chain; thus, a first node of the second blockchain may be in cross-chain communication with a second node of the target blockchain.
Here, the second node of the second blockchain sends the third broadcast message to the first node of the second blockchain, so that the first node of the second blockchain can directly acquire the device information of the second node of the target blockchain from the local database, the efficiency of acquiring the device information of the second node of the target blockchain can be improved, and the time required for cross-chain communication is reduced.
In some embodiments, after the second node of the second blockchain receives at least one second broadcast message transmitted by the second node of the blockchain other than the second blockchain, the method further comprises:
a second node of a second block chain receives an acquisition request sent by a first node in the second block chain; the acquisition request is used for requesting to acquire the equipment information of the second node of the target block chain;
and the second node of the second block chain sends the equipment information of the second node in the target block chain to the first node in the second block chain based on the identification information of the target block chain contained in the acquisition request, the identification information of the block chain stored in the database and the corresponding equipment information of the second node.
Here, the first node of the second blockchain sends an acquisition request to the second node of the second blockchain to request to acquire the device information of the second node of the target blockchain corresponding to the third information, based on the identification information of the target blockchain corresponding to the third information that needs to be sent. And under the condition that the second node of the second block chain receives the acquisition request sent by the first node of the second block chain, determining the equipment information of the second node of the target block chain based on the identification information of the target block chain contained in the received acquisition request, the identification information of the block chain stored in the database and the equipment information of the corresponding second node, and sending the equipment information of the second node in the target block chain to the first node in the second block chain, so that the first node in the second block chain performs data interaction with the second node in the target block chain based on the equipment information of the second node in the target block chain, and the cross-chain communication is realized.
In this embodiment, the first node of the second blockchain requests the second node of the second blockchain to acquire the device information of the second node of the target blockchain corresponding to the third information by actively sending an acquisition request to the second node of the second blockchain, so that the first node of the second blockchain can acquire the latest device information of the second node in the target blockchain, and accuracy of the acquired device information of the second node is improved.
S302: the second node of the first blockchain receives a first broadcast message sent by the second node of the second blockchain.
Here, the second node of the first blockchain may store the identification information of the second blockchain and the device information of the second node in the first broadcast message in association with each other to the local database, in case of receiving the first broadcast message transmitted by the second node of the second blockchain.
It should be noted that the second node of the first blockchain may receive the first broadcast message sent by the second node of the blockchain except the first blockchain in the blockchain system, so as to store the identification information of the blockchain included in the first broadcast message and the device information of the corresponding second node in an associated manner, so that when any blockchain in the blockchain system changes the second node, the second node of the first blockchain can update the locally stored device information of the second node of the corresponding blockchain.
S303: a first node of a first block chain acquires equipment information of at least one second node of a second block chain corresponding to the first information; wherein the device information of the second node of the second blockchain is sent to the second node of the first blockchain by the corresponding second node.
Here, a first node of the first blockchain may request a second node of the first blockchain to acquire device information of the second node of the second blockchain.
In a case where the first node of the first blockchain stores the identification information of the blockchain and the device information of the corresponding second node, which are included in the first broadcast message received by the second node of the first blockchain, the first node of the first blockchain may locally acquire the device information of the second node of the second blockchain.
In some embodiments, the obtaining the device information of the at least one second node of the second block chain corresponding to the first information includes:
an acquisition request sent to at least one second node of a first block chain to which the first node belongs; the obtaining request is used for requesting to obtain the equipment information of the second node of the second block chain corresponding to the first information;
and receiving the equipment information of at least one second node of the second block chain corresponding to the first information sent by the second node of the first block chain based on the acquisition request.
In this embodiment, a first node of a first block chain requests a second node of a second block chain corresponding to first information to acquire device information of the second node of the second block chain through a manner of actively sending an acquisition request to the second node of the first block chain, so that the first node of the first block chain can acquire the latest device information of the second node in the second block chain, and accuracy of the acquired device information of the second node is improved.
In some embodiments, the obtaining the device information of the at least one second node of the second block chain corresponding to the first information includes:
a first node of a first block chain acquires equipment information of at least one second node in a second block chain corresponding to first information from a database of the first node; the database stores the equipment information of at least one second node of each block chain in at least one block chain; the device information of the second node stored in the database is sent by at least one second node of the first blockchain to which the first node belongs.
Here, the information of the second node stored in the database of the first node of the first blockchain may be obtained by:
when receiving a first broadcast message sent by a second node of a second blockchain, a second node of the first blockchain may send identification information of the second blockchain and a device message of the corresponding second node, which are included in the first broadcast message, to the first node of the first blockchain in real time. When a first node of a first block chain receives identification information of a second block chain and corresponding equipment information of a second node sent by a second node of the first block chain in real time, the identification information of the second block chain and the corresponding equipment information of the second node are stored in a database of the first node in an associated mode.
The second node of the first blockchain may also count, at a set time interval, the identification information of the blockchain in the blockchain system except for the first blockchain and the device identification of the corresponding second node based on the received first broadcast message, and broadcast the counted identification information of the blockchain and the device identification of the corresponding second node to the first node and the third node of the first blockchain. And the first node of the first block chain stores the received identification information of the block chain and the corresponding equipment information of the second node in a database of the first node in a correlation manner.
In this embodiment, the first node of the first blockchain may directly obtain the device information of the second node of the second blockchain from the local database, which may improve efficiency of obtaining the device information of the second node of the second blockchain and reduce time required for cross-chain communication.
In some embodiments, the method further comprises:
and under the condition that the equipment information sent by the second node of the first block chain and received by the first node of the first block chain within the set time length does not include the equipment information of the second node stored in the database, deleting the corresponding equipment information of the second node from the database.
Here, because the second node of the first blockchain broadcasts, in real time or at a set time interval, the acquired device information of the second node and the identification information of the corresponding blockchain to the first node of the first blockchain, and when the device information sent by the second node of the first blockchain received by the first node of the first blockchain within a set time does not include the device information of the second node stored in the database, the corresponding second node is characterized as possibly having a failure or the corresponding blockchain has changed the second node, at this time, the corresponding second node cannot perform data interaction with the first node of the first blockchain, so that the device information of the corresponding second node is deleted from the database to avoid that the first node of the first blockchain sends a first request to the corresponding second node based on the device information of the corresponding second node, and the data format of the corresponding block chain cannot be acquired, and cross-chain communication with the second node of the corresponding block chain cannot be performed.
S304: a first node of a first block chain sends a first request to at least one second node of at least one second block chain on the basis of equipment information of the at least one second node corresponding to first information; the first request is used for requesting to acquire the data format of the second block chain.
Here, S304 is the same as S201 in the embodiment corresponding to fig. 2, and please refer to the related description of S201 for a specific implementation process.
S305: a second node of the second block chain receives a first request sent by a first node of the first block chain based on the device information of the second node of the second block chain; the device information is sent by a corresponding second node to a second node in the first blockchain; the first request is used for requesting to acquire a data format of a second block chain to which the second node belongs.
Here, the second node of the second blockchain receives the first request sent by the first node of the first blockchain.
S306: and the second node of the second block chain sends a data format corresponding to the second block chain to the first node based on the first request.
Here, S306 is the same as S203 in the embodiment corresponding to fig. 2, and please refer to the related description of S203 for a specific implementation process.
S307: and the first node of the first block chain packages the first information according to the received data format to obtain second information under the condition that the first node of the second block chain receives the data format sent by the second node based on the first request.
Here, the first node of the first blockchain encapsulates the first information according to the data format of the second blockchain to obtain the second information.
S308: the first node of the first blockchain sends the second information to at least one of the at least one second node of the second blockchain.
Here, S308 is the same as S205 in the embodiment corresponding to fig. 2, and please refer to the related description of S205 for a specific implementation process.
S309: and under the condition that the second information sent by the first node is received, the second node of the second block chain broadcasts the second information to a third node in the second block chain.
Here, S309 is the same as S206 in the embodiment corresponding to fig. 2, and please refer to the related description of S206 for a specific implementation process.
S310: and the third node of the second block chain performs consensus on the second information and performs uplink transmission on the second information under the condition that the consensus on the second information is achieved.
Here, S309 is the same as S207 in the embodiment corresponding to fig. 2, and please refer to the related description of S207 for a specific implementation process.
In the scheme provided by this embodiment, respective device information is exchanged between different block chains through the second node, and the first node may perform data interaction with the second nodes of different block chains based on the device information of the second nodes of different block chains, which is acquired by the second node of the block chain to which the first node belongs, so as to implement cross-chain communication.
It should be noted that the first node of any blockchain in the blockchain system can implement the relevant steps executed by the first node in fig. 2 to 3, and the second node of any blockchain in the blockchain system can implement the relevant steps executed by the second node in fig. 2 to 3.
In order to implement the data transmission method applied to the inter-block chain of the first node in the embodiment of the present invention, an embodiment of the present invention further provides an inter-block chain data transmission apparatus, which is disposed on an electronic device, and as shown in fig. 4, the inter-block chain data transmission apparatus includes:
a first sending unit 41, configured to send a first request to at least one second node in the at least one second node based on the device information of the at least one second node of the second block chain corresponding to the first information; the first request is used for requesting to acquire a data format of the second block chain;
a packaging unit 42, configured to package the first information according to the received data format to obtain second information when receiving a data format sent by a second node in the second block chain based on the first request;
a second sending unit 43, configured to send the second information to at least one second node of the at least one second node; the second information is used for triggering a corresponding second node to broadcast the received second information to a third node of the second block chain; the third node is configured to uplink the second information if a consensus on the second information is reached.
In some embodiments, the apparatus for data transmission between block chains further comprises:
an obtaining unit, configured to obtain device information of at least one second node of a second block chain corresponding to the first information; wherein the device information of the second node of the second blockchain is sent to the second node of the first blockchain by the corresponding second node.
In some embodiments, the obtaining unit is to:
an acquisition request sent to at least one second node of a first block chain to which the first node belongs; the obtaining request is used for requesting to obtain the equipment information of the second node of the second block chain corresponding to the first information;
and receiving the equipment information of at least one second node of the second block chain corresponding to the first information sent by the second node of the first block chain based on the acquisition request.
In some embodiments, the obtaining unit is to:
acquiring equipment information of at least one second node in a second block chain corresponding to the first information from the database of the first node; wherein the content of the first and second substances,
the database stores the equipment information of at least one second node of each block chain in at least one block chain; the device information of the second node stored in the database is sent by at least one second node of the first blockchain to which the first node belongs.
In some embodiments, the apparatus for data transmission between block chains further comprises:
and the deleting unit is used for deleting the corresponding equipment information of the second node from the database under the condition that the equipment information sent by the second node of the first block chain and received within a set time length does not include the equipment information of the second node stored in the database.
In practical applications, each unit included in the inter-blockchain data transmission device may be implemented by a processor in the inter-blockchain data transmission device, or implemented by both a communication interface and a processor in the inter-blockchain data transmission device. Of course, the processor needs to run the program stored in the memory to realize the functions of the above-described program modules.
It should be noted that: in the data transmission device between blockchains provided in the above embodiments, when data transmission is performed between blockchains, only the division of each program module is illustrated, and in practical applications, the processing may be distributed to different program modules according to needs, that is, the internal structure of the data transmission device between blockchains is divided into different program modules to complete all or part of the processing described above. In addition, the data transmission device between block chains provided in the above embodiments and the method embodiment applied to data transmission between block chains of the first node belong to the same concept, and specific implementation processes thereof are detailed in the method embodiment and are not described herein again.
In order to implement the method for transmitting data between blockchains applied to the second node according to the embodiment of the present invention, another embodiment of the present invention further provides an apparatus for transmitting data between blockchains, which is disposed on an electronic device, as shown in fig. 5, the apparatus for transmitting data between blockchains includes:
a receiving unit 51, configured to receive a first request sent by a first node of a first blockchain based on device information of a second node of a second blockchain; the device information is sent by a corresponding second node to a second node in the first blockchain; the first request is used for requesting to acquire a data format of a second block chain to which the second node belongs;
a first sending unit 52, configured to send a data format of the second blockchain to the first node based on the first request;
a second sending unit 53, configured to, in a case that second information sent by the first node is received, broadcast the second information to a third node in the second blockchain; wherein the content of the first and second substances,
the second information is obtained by the first node by packaging the first information based on the data format; the broadcasted second information is used for triggering the third node to perform consensus on the second information, and performing uplink on the second information under the condition that the consensus is achieved on the second information.
In some embodiments, the apparatus for data transmission between block chains further comprises:
a third transmitting unit for transmitting a first broadcast message to at least one second node of a block chain other than the second block chain; wherein the content of the first and second substances,
the first broadcast message comprises device information of a second node in the second blockchain; the device information of the second node in the second blockchain is used for the first node of the blockchain except the second blockchain to send a first request to the second node of the second blockchain.
In some embodiments, the receiving unit 51 is further configured to: receiving at least one second broadcast message transmitted by a second node of a blockchain except the second blockchain; the second broadcast message comprises identification information of the block chain and equipment information of a corresponding second node;
the data transmission device between the block chains further comprises:
the storage unit is used for storing the identification information of the block chain in the received second broadcast message and the corresponding equipment information of the second node in a database in a correlation manner; wherein the device information of the second node in the second broadcast message is used for the first node of the second block chain to send a second request to the second node of the target block chain; the target block chain represents a block chain corresponding to third information which needs to be sent by a first node of the second block chain; the second request is used for requesting to acquire a data format of the target block chain; and the data format of the target block chain is used for the first node of the second block chain to package the third information.
In some embodiments, the receiving unit 51 is further configured to: receiving an acquisition request sent by a first node in the second block chain; the acquisition request is used for requesting to acquire the equipment information of the second node of the target block chain;
the second sending unit 53 is further configured to: and sending the device information of the second node in the target block chain to the first node in the second block chain based on the identification information of the target block chain contained in the acquisition request, and based on the identification information of the block chain stored in the database and the device information of the corresponding second node.
In some embodiments, the second sending unit 53 is further configured to:
transmitting a third broadcast message to a first node of the second blockchain; wherein the content of the first and second substances,
the third broadcast message comprises the received device information of the second node and the identification information of the corresponding block chain contained in the second broadcast message; the third broadcast message is used for triggering the first node in the second block chain to store the device information of the second node and the identification information of the corresponding block chain in the third broadcast message in an associated manner.
In practical applications, each unit included in the inter-blockchain data transmission device may be implemented by a processor in the inter-blockchain data transmission device, or implemented by both a communication interface and a processor in the inter-blockchain data transmission device. Of course, the processor needs to run the program stored in the memory to realize the functions of the above-described program modules.
It should be noted that: in the data transmission device between blockchains provided in the above embodiments, when data transmission is performed between blockchains, only the division of each program module is illustrated, and in practical applications, the processing may be distributed to different program modules according to needs, that is, the internal structure of the data transmission device between blockchains is divided into different program modules to complete all or part of the processing described above. In addition, the data transmission device between block chains provided in the above embodiments and the method embodiment applied to data transmission between block chains of the second node belong to the same concept, and specific implementation processes thereof are detailed in the method embodiment and are not described herein again.
Based on the hardware implementation of the program module, in order to implement the method according to the embodiment of the present invention, an embodiment of the present invention further provides an electronic device. Fig. 6 is a schematic diagram of a hardware structure of an electronic device according to an embodiment of the present invention, and as shown in fig. 6, the electronic device includes:
a communication interface 1 capable of information interaction with other devices such as a server and the like;
the processor 2 is connected to the communication interface 1 to implement information interaction with other devices, and is configured to execute the data transmission method applied to the inter-block chain of the first node or the data transmission method applied to the inter-block chain of the second node, when the computer program is run. And the computer program is stored on the memory 3.
In practice, of course, the various components in the electronic device are coupled together by the bus system 4. It will be appreciated that the bus system 4 is used to enable connection communication between these components. The bus system 4 comprises, in addition to a data bus, a power bus, a control bus and a status signal bus. For the sake of clarity, however, the various buses are labeled as bus system 4 in fig. 6.
The memory 3 in the embodiment of the present invention is used to store various types of data to support the operation of the electronic device. Examples of such data include: any computer program for operating on an electronic device.
It will be appreciated that the memory 3 may be either volatile memory or nonvolatile memory, and may include both volatile and nonvolatile memory. Among them, the nonvolatile Memory may be a Read Only Memory (ROM), a Programmable Read Only Memory (PROM), an Erasable Programmable Read-Only Memory (EPROM), an Electrically Erasable Programmable Read-Only Memory (EEPROM), a magnetic random access Memory (FRAM), a Flash Memory (Flash Memory), a magnetic surface Memory, an optical disk, or a Compact Disc Read-Only Memory (CD-ROM); the magnetic surface storage may be disk storage or tape storage. Volatile Memory can be Random Access Memory (RAM), which acts as external cache Memory. By way of illustration and not limitation, many forms of RAM are available, such as Static Random Access Memory (SRAM), Synchronous Static Random Access Memory (SSRAM), Dynamic Random Access Memory (DRAM), Synchronous Dynamic Random Access Memory (SDRAM), Double Data Rate Synchronous Dynamic Random Access Memory (DDRSDRAM), Enhanced Synchronous Dynamic Random Access Memory (ESDRAM), Enhanced Synchronous Dynamic Random Access Memory (Enhanced Synchronous Dynamic Random Access Memory), Synchronous linked Dynamic Random Access Memory (DRAM, Synchronous Link Dynamic Random Access Memory), Direct Memory (DRmb Random Access Memory). The memory 3 described in the embodiments of the present invention is intended to comprise, without being limited to, these and any other suitable types of memory.
The method disclosed by the above embodiment of the present invention can be applied to the processor 2, or implemented by the processor 2. The processor 2 may be an integrated circuit chip having signal processing capabilities. In implementation, the steps of the above method may be performed by integrated logic circuits of hardware or instructions in the form of software in the processor 2. The processor 2 described above may be a general purpose processor, a DSP, or other programmable logic device, discrete gate or transistor logic device, discrete hardware components, or the like. The processor 2 may implement or perform the methods, steps, and logic blocks disclosed in embodiments of the present invention. A general purpose processor may be a microprocessor or any conventional processor or the like. The steps of the method disclosed by the embodiment of the invention can be directly implemented by a hardware decoding processor, or can be implemented by combining hardware and software modules in the decoding processor. The software modules may be located in a storage medium located in the memory 3, and the processor 2 reads the program in the memory 3 and in combination with its hardware performs the steps of the aforementioned method.
When the processor 2 executes the program, the process corresponding to the multi-core processor in each method according to the embodiment of the present invention is realized, and for brevity, no further description is given here.
In an exemplary embodiment, an embodiment of the present invention further provides a storage medium, specifically a computer-readable storage medium, for example, a memory 3 storing a computer program, where the computer program is executable by a processor 2 to perform the steps performed by the first node or the second node in the inter-block-chain data transmission method according to the foregoing embodiments in fig. 2 to 3. The computer readable storage medium may be Memory such as FRAM, ROM, PROM, EPROM, EEPROM, Flash Memory, magnetic surface Memory, optical disk, or CD-ROM.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. The above-described device embodiments are merely illustrative, for example, the division of the unit is only a logical functional division, and there may be other division ways in actual implementation, such as: multiple units or components may be combined, or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the coupling, direct coupling or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection between the devices or units may be electrical, mechanical or other forms.
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, that is, 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, all the functional units in the embodiments of the present invention may be integrated into one processing module, or each unit may be separately used as one unit, or two or more units may be 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.
Those of ordinary skill in the art will understand that: all or part of the steps for implementing the method embodiments may be implemented by hardware related to program instructions, and the program may be stored in a computer readable storage medium, and when executed, the program performs the steps including the method embodiments; and the aforementioned storage medium includes: a mobile storage device, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The technical means described in the embodiments of the present invention may be arbitrarily combined without conflict.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (10)

1. A method for data transmission between block chains, applied to a first node, the method comprising:
sending a first request to at least one second node in a second block chain corresponding to first information based on equipment information of the at least one second node; the first request is used for requesting to acquire a data format of the second block chain;
under the condition that a data format sent by a second node in the second block chain based on the first request is received, packaging the first information according to the received data format to obtain second information;
transmitting the second information to at least one of the at least one second node; wherein the content of the first and second substances,
the second information is used for triggering a corresponding second node to broadcast the received second information to a third node of the second block chain; the third node is configured to uplink the second information if a consensus on the second information is reached.
2. The method of claim 1, further comprising:
acquiring equipment information of at least one second node of a second block chain corresponding to the first information; wherein the device information of the second node of the second blockchain is sent to the second node of the first blockchain by the corresponding second node.
3. The method of claim 2, wherein the obtaining the device information of the at least one second node of the second blockchain corresponding to the first information comprises:
an acquisition request sent to at least one second node of a first block chain to which the first node belongs; the obtaining request is used for requesting to obtain the equipment information of the second node of the second block chain corresponding to the first information;
and receiving the equipment information of at least one second node of the second block chain corresponding to the first information sent by the second node of the first block chain based on the acquisition request.
4. The method of claim 2, wherein the obtaining the device information of the at least one second node of the second blockchain corresponding to the first information comprises:
acquiring equipment information of at least one second node in a second block chain corresponding to the first information from the database of the first node; wherein the content of the first and second substances,
the database stores the equipment information of at least one second node of each block chain in at least one block chain; the device information of the second node stored in the database is sent by at least one second node of the first blockchain to which the first node belongs.
5. A method for data transmission between block chains, applied to a second node, the method comprising:
receiving a first request sent by a first node of a first block chain based on equipment information of a second node of a second block chain; the device information is sent by a corresponding second node to a second node in the first blockchain; the first request is used for requesting to acquire a data format of a second block chain to which the second node belongs;
sending a data format of the second blockchain to the first node based on the first request;
under the condition of receiving second information sent by the first node, broadcasting the second information to a third node in the second block chain; wherein the content of the first and second substances,
the second information is obtained by the first node by packaging the first information based on the data format; the broadcasted second information is used for triggering the third node to perform consensus on the second information, and performing uplink on the second information under the condition that the consensus is achieved on the second information.
6. The method of claim 5, further comprising:
transmitting a first broadcast message to at least one second node of a blockchain other than the second blockchain; wherein the content of the first and second substances,
the first broadcast message comprises device information of a second node in the second blockchain; the device information of the second node in the second blockchain is used for the first node of the blockchain except the second blockchain to send a first request to the second node of the second blockchain.
7. The method of claim 5, further comprising:
receiving at least one second broadcast message transmitted by a second node of a blockchain except the second blockchain; the second broadcast message comprises identification information of the block chain and equipment information of a corresponding second node;
storing the identification information of the block chain in the received second broadcast message and the corresponding equipment information of the second node in a database in a correlated manner; wherein the content of the first and second substances,
the device information of the second node in the second broadcast message is used for the first node of the second block chain to send a second request to the second node of the target block chain; the target block chain represents a block chain corresponding to third information which needs to be sent by a first node of the second block chain; the second request is used for requesting to acquire a data format of the target block chain; and the data format of the target block chain is used for the first node of the second block chain to package the third information.
8. The method of claim 7, further comprising:
receiving an acquisition request sent by a first node in the second block chain; the acquisition request is used for requesting to acquire the equipment information of the second node of the target block chain;
and sending the device information of the second node in the target block chain to the first node in the second block chain based on the identification information of the target block chain contained in the acquisition request, and based on the identification information of the block chain stored in the database and the device information of the corresponding second node.
9. An electronic device, comprising: a processor and a memory for storing a computer program capable of running on the processor,
wherein the processor is configured to execute at least one of the following when running the computer program:
the steps of the method of any one of claims 1 to 4;
the steps of the method of any one of claims 5 to 8.
10. A storage medium having a computer program stored thereon, wherein the computer program when executed by a processor implements at least one of:
the steps of the method of any one of claims 1 to 4;
the steps of the method of any one of claims 5 to 8.
CN202110208754.6A 2021-02-24 2021-02-24 Data transmission method between block chains and electronic equipment Pending CN112929446A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109587131A (en) * 2018-11-29 2019-04-05 浙江超脑时空科技有限公司 Data communications method and device between a kind of block chain network
CN109818993A (en) * 2017-11-20 2019-05-28 西南交通大学 A kind of efficient block chain common recognition and exchange system
CN110716983A (en) * 2019-09-26 2020-01-21 联想(北京)有限公司 Information processing method and block chain network service platform
WO2020023828A1 (en) * 2018-07-27 2020-01-30 Alibaba Group Holding Limited Blockchain-based cross-chain data operation method and apparatus
CN112287029A (en) * 2020-11-17 2021-01-29 北京物资学院 Block chain multi-chain cross-chain system and implementation mechanism thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109818993A (en) * 2017-11-20 2019-05-28 西南交通大学 A kind of efficient block chain common recognition and exchange system
WO2020023828A1 (en) * 2018-07-27 2020-01-30 Alibaba Group Holding Limited Blockchain-based cross-chain data operation method and apparatus
CN109587131A (en) * 2018-11-29 2019-04-05 浙江超脑时空科技有限公司 Data communications method and device between a kind of block chain network
CN110716983A (en) * 2019-09-26 2020-01-21 联想(北京)有限公司 Information processing method and block chain network service platform
CN112287029A (en) * 2020-11-17 2021-01-29 北京物资学院 Block chain multi-chain cross-chain system and implementation mechanism thereof

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