CN108665261A - A kind of Internet of Things data transaction system of decentralization - Google Patents
A kind of Internet of Things data transaction system of decentralization Download PDFInfo
- Publication number
- CN108665261A CN108665261A CN201810360193.XA CN201810360193A CN108665261A CN 108665261 A CN108665261 A CN 108665261A CN 201810360193 A CN201810360193 A CN 201810360193A CN 108665261 A CN108665261 A CN 108665261A
- Authority
- CN
- China
- Prior art keywords
- data
- internet
- transaction
- things
- block chain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/22—Payment schemes or models
- G06Q20/223—Payment schemes or models based on the use of peer-to-peer networks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
- G06F21/6245—Protecting personal data, e.g. for financial or medical purposes
- G06F21/6254—Protecting personal data, e.g. for financial or medical purposes by anonymising data, e.g. decorrelating personal data from the owner's identification
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
- G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
- G06Q40/04—Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Accounting & Taxation (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- General Business, Economics & Management (AREA)
- Strategic Management (AREA)
- Health & Medical Sciences (AREA)
- Finance (AREA)
- General Health & Medical Sciences (AREA)
- Bioethics (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Development Economics (AREA)
- Economics (AREA)
- Marketing (AREA)
- Technology Law (AREA)
- Medical Informatics (AREA)
- Databases & Information Systems (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a kind of Internet of Things data transaction systems of decentralization, the system is realized based on block chain network, Internet of Things data supplying party by can the information of transaction data block chain network is published to by intelligent contract, automatic Point-to-Point Data transaction is realized based on intelligent contract, data supply delivers data after obtaining digital certificate, and implementing result is recorded in block chain account book by system.Wherein, data supply is only used as the role of data set provider, the role of demand data side is only used as demand data person, not as accounting nodes in block chain network.The Internet of Things data transaction system of decentralization proposed by the present invention is a kind of high efficiency based on block chain technology, high quality, short-period Internet of Things data method of commerce, the Internet of Things data safety of user's (terminal device) generation can be achieved, use with compensation, rapidly by party in request, achieve the purpose that ensure that the justice of data both sides of supply and demand and the legal conjunction rule of Internet of Things data use by technological means.
Description
Technical field
The present invention relates to Internet of Things data processing, transaction and block chain technical field more particularly to a kind of decentralizations
Internet of Things data transaction system.
Background technology
Currently, society has come into the big data epoch, and data become the important means of production, data trade also by
Market scale is gradually formed, the organizations such as more and more Internet enterprises, artificial intelligence enterprise, colleges and universities, government, think tank participate in
Wherein.However current data trade based on centralization platform, characterized by off-line data form, this mode processing ten thousand
It is helpless in terms of the intimate real-time of object Internet age magnanimity Internet of Things data and efficient transaction, show as the data trade period
Longer, data trade participant is extremely limited.Meanwhile it is existing about utilizing block chain technology to carry out data point-to-point transaction
Method can not also complete the transaction of the intimate real-time of Internet of Things data, and also not referred to the automation of data pretreatment.
Invention content
The purpose of the present invention is to provide a kind of Internet of Things data transaction systems of decentralization, it is intended to propose that one kind is based on
The high efficiency of block chain technology, high quality, short-period Internet of Things data method of commerce realize what user's (terminal device) generated
Internet of Things data safety uses with compensation, rapidly by party in request, reaches the justice for ensureing data both sides of supply and demand by technological means
And the legal purpose closed rule and used of Internet of Things data.
The Internet of Things data transaction system of the decentralization of the present invention realizes that Internet of Things data is supplied based on block chain network
To side by can the information of transaction data block chain network is published to by intelligent contract, realized based on intelligent contract automatic point-to-point
Data trade, data supply deliver data after obtaining digital certificate, and implementing result is recorded in block chain account book by system.Its
In, data supply is only used as the role of data trade supplying party not as accounting nodes in block chain network；Data need
The side of asking is only used as the role of data trade party in request not as accounting nodes in block chain network.
The information of data includes data attribute and data value, is additionally provided with data price index within the system, as
Data supply refers to the common outer of data value with party in request.Wherein, data price index is made of multiple dimensions, packet
It includes：Data generation time, amount of capacity, trading volume, historical trading price, trade classification, data price index is every certain
Time interval can be primary according to preset algorithm dynamic adjusting and optimizing；Data attribute include Internet of Things data size, data format,
Generation time, affiliated device type；Data value is that Internet of Things data supplying party is based on data price index to transaction data
The marked price of progress.
Data supply is internet of things equipment or mobile terminal, and the transaction data generated is carried out automatic by processing module
After anonymity processing and encryption encapsulation, is managed independently by distributed application program (Dapp) by user and select sale pattern.Its
In, there are two types of sale patterns, and one is users based on individual, and individual transaction, another kind are to place data into system data
Pond is uniformly traded by data pool, after the completion of transaction, is taken in by system dispensing transaction.
Data trade step between data supply and data party in request includes：
Data supply is by Dapp to the data after processing module carries out anonymous processing and encryption encapsulation, reference data
Price index carries out price calibration, then generates intelligent contract and is published in block chain network；
Demand data side browses the intelligent treaty content of data supply publication by Dapp, independently decides whether to merchandise,
Or according to oneself needs, the rule publication demand data information allowed by system finds suitable data to block chain network
Supplying party；
Either party intelligent contract of data supply and demand data side is performed, and will enter the data trade stage；
System will automatically be executed according to the requirement of intelligent contract, and the digital certificate of demand data side is sent to data supply
In the Dapp of side, data supply is after the digital certificate for acknowledging receipt of intelligent contract calibration, into data the delivery stage；
Data supply carries out intelligent format transformation and packing to data to be delivered, at the same with the temporary private of oneself into
It is transmitted to demand data side after row encryption；
After receiving total data, the public key provided with data supply carries out data deciphering, and right for demand data side
The quality of data and requirement carry out evaluation expression, and transaction is completed；
Transaction Information is synchronized to block chain network by system, and the main information of transaction is recorded in block chain network, including
Identity, data attribute, digital certificate, evaluation expression of both parties etc..
The beneficial effects of the invention are as follows：
Decentralization Internet of Things data transaction system proposed by the present invention, the Internet of Things netting index that user's (terminal device) is generated
According to distributed home automation pretreatment is carried out, the inefficient and data privacy leakage risk of centralized processing can be avoided；Data supply
Point-to-point transaction is carried out by block chain network to side and party in request, does not have system failure risk not only, but also transaction record has
Standby trackability, further improve the safety that data use, the ultimate guarantee privacy and data equity of data supply,
Demand data side can more close rule and use data with closing rule simultaneously.
Description of the drawings
Fig. 1 shows two kinds of the present invention with specific reference to Organization Chart；
Fig. 2 shows a kind of data trade flow charts in the embodiment of the present invention 1；
Fig. 3 shows that the data in the embodiment of the present invention 1 deliver Organization Chart.
Specific implementation mode
The present invention provides a kind of Internet of Things data transaction systems of decentralization, are carried out below by embodiment further
Description.
Embodiment 1
Referring to Fig. 1, the present invention provides a kind of Internet of Things data transaction systems for going to center.System includes data supply
1, data supply 2, data supply 3 ..., data supply M, demand data side 1, demand data side 2, demand data side
3 ..., demand data side N, block chain network BC1 and anchor node 1.
Data supply 1,2,3 ... M, is only used as the role of data supply, is responsible for providing data, the supply of each data
Mono- processing module of Fang Jicheng (referred to as " being handled " in figure), and interacted with block chain network BC1 by Dapp, but not as BC1
Any working node (not undertaking any nodes such as accounting nodes, endorsement node, sequence and node) needed for operation；Number
The N according to party in request 1,2,3 ... is only used as the role of demand data side, is responsible for purchase data, and pass through Dapp and block chain network
BC1 is interacted, but (does not undertake such as accounting nodes, endorsement node, sequence not as any working node needed for BC1 operations
And any node such as node).
Block chain network BC1 is responsible for providing data for side 1,2,3 ..., and the key of M and data party in request 1,2,3 ... N divide
Match, intelligent contract executes and the record of transaction results.
Anchor node 1 is responsible for delivering link in data, establishes and faces between the data supply and data party in request of transaction
When connection anchoring so that even if in the data transmission break in the case of, can still find both parties and carry out continuing to transmit.
Wherein, the Internet of Things data transaction system of the decentralization provided in order to illustrate the embodiment of the present invention 1, with reference to
Illustrate the flow of data trade.As shown in Fig. 2, the data trade flow that data supply is initiated is as follows：Data supply 1
After data processing, intelligent contract is generated by Dapp, data trade request is initiated to block chain network BC1；Block chain network
The intelligent contract of BC1 publications；Demand data side is selected by Dapp, and wherein demand data side 3 agrees to hand over data supply 1
Easily；Block chain network BC1 executes intelligent contract, and (identification information of data supply 1 and data party in request 3 in contract is interim
Store anchor node 1)；Supplying party 1 obtains the digital certificate of party in request 3 by Dapp；Supplying party 1 executes data and sends journey
Sequence；Data are sent, and party in request 3 is evaluated；Contract is finished, and block chain network BC1 is written in transaction results.
In order to illustrate data supply 1 in the Internet of Things data transaction system of the decentralization of the offer of the embodiment of the present invention 1
The implementation procedure for delivering link in data with data party in request 3, illustrates below in conjunction with the accompanying drawings.As shown in figure 3, data supply 1
Demand data side 3 is sent data to, if it did not completed, and in the case of 3 address modification of party in request, intelligent contract program could make
It obtains both parties and is connected automatically to anchor node 1, regain the address information of both sides, continue transmission data, until whole numbers
According to being transmitted.
Claims (8)
1. a kind of Internet of Things data transaction system of decentralization, which is characterized in that the Internet of Things data transaction system is based on area
Block chain network realizes, Internet of Things data supplying party by can the information of transaction data block chain network is published to by intelligent contract,
Realize that automatic Point-to-Point Data transaction, data supply deliver data after obtaining digital certificate based on intelligent contract, system will be held
Row result is recorded in block chain account book；The data supply is only used as transaction data provider, and demand data side only makees
For transaction data party in request, the two is in block chain network not as accounting nodes；The data information includes data category
Property and data value, data price index is additionally provided within the system, as data supply and party in request to data value
Common outer reference.
2. the Internet of Things data transaction system of decentralization according to claim 1, which is characterized in that the data valence
Grid index is made of multiple dimensions, including：Data generation time, amount of capacity, trading volume, historical trading price, trade classification,
Data price index can be primary according to preset algorithm dynamic adjusting and optimizing every certain time interval.
3. the Internet of Things data transaction system of decentralization according to claim 1, which is characterized in that the data category
Property includes Internet of Things data size, data format, generation time, affiliated device type.
4. the Internet of Things data transaction system of decentralization according to claim 1, which is characterized in that the data valence
Value is the marked price that Internet of Things data supplying party carries out transaction data based on data price index.
5. the Internet of Things data transaction system of decentralization according to claim 1, which is characterized in that the data supply
It is internet of things equipment or mobile terminal to side, the transaction data generated carries out automatic anonymous processing and encryption by processing module
After encapsulation, is managed independently by distributed application program (Dapp) by user and select sale pattern.
6. the Internet of Things data transaction system of decentralization according to claim 5, which is characterized in that the sale mould
There are two types of formulas, and individual transaction that one is users based on individual, another kind is to place data into system data pond, by data pool
It is uniformly traded, after the completion of transaction, is taken in by system dispensing transaction.
7. the Internet of Things data transaction system of decentralization according to claim 1, which is characterized in that the transaction system
Further include anchor node in system, anchor node be used for data deliver link to the identification information of Point-to-Point Data both parties into
Row interim storage, for establishing interim connection anchoring between the data supply of transaction and data party in request.
8. such as a kind of Internet of Things data transaction system of decentralization of claim 1-7 any one of them, which is characterized in that institute
The Internet of Things data process of exchange stated is as follows：
1) data supply, by Dapp to the data after processing module carries out anonymous processing and encryption encapsulation, reference data
Price index carries out price calibration, then generates intelligent contract and is published in block chain network；
2) demand data side is browsed the intelligent treaty content of data supply publication by Dapp, independently decides whether to merchandise, or
Person according to oneself needs, find suitable data to block chain network and supply by the rule publication demand data information allowed by system
To side；
3) either party intelligent contract of data supply and demand data side is performed, and will enter the data trade stage；
4) system will automatically be executed according to the requirement of intelligent contract, and the digital certificate of demand data side is sent to data supply
Dapp in, data supply is after the digital certificate for acknowledging receipt of the calibration of intelligent contract, into data the delivery stage；
5) data supply carries out intelligent format transformation and packing to data to be delivered, while being carried out with the temporary private of oneself
Demand data side is transmitted to after encryption；
6) after receiving total data, the public key provided with data supply carries out data deciphering, and logarithm for demand data side
It according to quality and requires to carry out evaluation expression, transaction is completed；
7) Transaction Information is synchronized to block chain network by system, and the main information of transaction is recorded in block chain network, including handing over
Identity, data attribute, digital certificate, the evaluation expression etc. of easy both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810360193.XA CN108665261B (en) | 2018-04-20 | 2018-04-20 | Decentralized internet of things data transaction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810360193.XA CN108665261B (en) | 2018-04-20 | 2018-04-20 | Decentralized internet of things data transaction system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108665261A true CN108665261A (en) | 2018-10-16 |
| CN108665261B CN108665261B (en) | 2021-07-09 |
Family
ID=63780706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810360193.XA Active CN108665261B (en) | 2018-04-20 | 2018-04-20 | Decentralized internet of things data transaction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108665261B (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509098A (en) * | 2018-12-04 | 2019-03-22 | 武汉东湖大数据交易中心股份有限公司 | A kind of big data subpackage processing system based on block chain |
| CN109871409A (en) * | 2019-02-12 | 2019-06-11 | 成都高新信息技术研究院 | A kind of information physical system (CPS) based on trustable network |
| CN110490407A (en) * | 2019-07-04 | 2019-11-22 | 民乐县正和商务服务有限公司 | A kind of scientific and technical innovation integrated service system |
| CN111125724A (en) * | 2018-10-31 | 2020-05-08 | 崔旭 | Independent rights and interests data set transaction method and system based on block chain technology |
| CN111402055A (en) * | 2020-03-19 | 2020-07-10 | 合肥工业大学 | Decentralized data transaction method based on block chain |
| WO2020143343A1 (en) * | 2019-01-11 | 2020-07-16 | 中信梧桐港供应链管理有限公司 | Warehouse receipt transaction coordination method and apparatus based on blockchain architecture |
| CN111858769A (en) * | 2020-07-28 | 2020-10-30 | 北京金山云网络技术有限公司 | Data using method, device, node equipment and storage medium |
| CN112134932A (en) * | 2020-09-04 | 2020-12-25 | 上海航翼网络科技有限公司 | Block chain technology-based distributed Internet of things implementation method |
| CN112634058A (en) * | 2020-12-22 | 2021-04-09 | 无锡井通网络科技有限公司 | Data mutual trust and mutual sharing and intercommunication platform based on block chain |
| CN114125020A (en) * | 2020-09-11 | 2022-03-01 | 京东方科技集团股份有限公司 | Method, electronic equipment and system for real-time data communication |
| WO2022068665A1 (en) * | 2020-09-30 | 2022-04-07 | 京东方科技集团股份有限公司 | Method for data communication and electronic device |
| CN111858769B (en) * | 2020-07-28 | 2024-05-03 | 北京金山云网络技术有限公司 | Data use method, device, node equipment and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030101208A1 (en) * | 2001-11-15 | 2003-05-29 | Gerard Chauvel | JAVA DSP acceleration by byte-code optimization |
| CN105976231A (en) * | 2016-06-24 | 2016-09-28 | 深圳前海微众银行股份有限公司 | Asset management method based on intelligent block chain contracts and nodes |
| CN106780028A (en) * | 2016-12-08 | 2017-05-31 | 天津米游科技有限公司 | A kind of point-to-point digital asset method of commerce and system |
| CN107464118A (en) * | 2017-08-16 | 2017-12-12 | 济南浪潮高新科技投资发展有限公司 | A kind of data trade method based on block chain intelligence contract |
| CN107862548A (en) * | 2017-11-03 | 2018-03-30 | 国云科技股份有限公司 | A kind of broad range of data sharing method based on block chain |
-
2018
- 2018-04-20 CN CN201810360193.XA patent/CN108665261B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030101208A1 (en) * | 2001-11-15 | 2003-05-29 | Gerard Chauvel | JAVA DSP acceleration by byte-code optimization |
| CN105976231A (en) * | 2016-06-24 | 2016-09-28 | 深圳前海微众银行股份有限公司 | Asset management method based on intelligent block chain contracts and nodes |
| CN106780028A (en) * | 2016-12-08 | 2017-05-31 | 天津米游科技有限公司 | A kind of point-to-point digital asset method of commerce and system |
| CN107464118A (en) * | 2017-08-16 | 2017-12-12 | 济南浪潮高新科技投资发展有限公司 | A kind of data trade method based on block chain intelligence contract |
| CN107862548A (en) * | 2017-11-03 | 2018-03-30 | 国云科技股份有限公司 | A kind of broad range of data sharing method based on block chain |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111125724A (en) * | 2018-10-31 | 2020-05-08 | 崔旭 | Independent rights and interests data set transaction method and system based on block chain technology |
| CN109509098A (en) * | 2018-12-04 | 2019-03-22 | 武汉东湖大数据交易中心股份有限公司 | A kind of big data subpackage processing system based on block chain |
| WO2020143343A1 (en) * | 2019-01-11 | 2020-07-16 | 中信梧桐港供应链管理有限公司 | Warehouse receipt transaction coordination method and apparatus based on blockchain architecture |
| CN109871409A (en) * | 2019-02-12 | 2019-06-11 | 成都高新信息技术研究院 | A kind of information physical system (CPS) based on trustable network |
| CN110490407A (en) * | 2019-07-04 | 2019-11-22 | 民乐县正和商务服务有限公司 | A kind of scientific and technical innovation integrated service system |
| CN111402055B (en) * | 2020-03-19 | 2022-08-30 | 合肥工业大学 | Decentralized data transaction method based on block chain |
| CN111402055A (en) * | 2020-03-19 | 2020-07-10 | 合肥工业大学 | Decentralized data transaction method based on block chain |
| CN111858769A (en) * | 2020-07-28 | 2020-10-30 | 北京金山云网络技术有限公司 | Data using method, device, node equipment and storage medium |
| CN111858769B (en) * | 2020-07-28 | 2024-05-03 | 北京金山云网络技术有限公司 | Data use method, device, node equipment and storage medium |
| CN112134932A (en) * | 2020-09-04 | 2020-12-25 | 上海航翼网络科技有限公司 | Block chain technology-based distributed Internet of things implementation method |
| CN114125020A (en) * | 2020-09-11 | 2022-03-01 | 京东方科技集团股份有限公司 | Method, electronic equipment and system for real-time data communication |
| CN114125020B (en) * | 2020-09-11 | 2023-08-29 | 京东方科技集团股份有限公司 | Method, electronic device and system for real-time data communication |
| WO2022068665A1 (en) * | 2020-09-30 | 2022-04-07 | 京东方科技集团股份有限公司 | Method for data communication and electronic device |
| CN112634058A (en) * | 2020-12-22 | 2021-04-09 | 无锡井通网络科技有限公司 | Data mutual trust and mutual sharing and intercommunication platform based on block chain |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108665261B (en) | 2021-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108665261A (en) | A kind of Internet of Things data transaction system of decentralization | |
| CN108335129A (en) | Integration processing system based on block chain technology | |
| CN108765058A (en) | A kind of safe Synergistic method of manufacture link multiple entity based on block chain | |
| CN108564471A (en) | Energy internet security intelligent trading system based on block chain technology and its method | |
| CN106779805A (en) | Integration circulation method and device between a kind of different businessmans based on block chain | |
| CN110189190B (en) | Bitspecan-based bidding method, apparatus, computer device and storage medium | |
| CN110414936A (en) | A kind of trade order flow system and method based on block chain technology | |
| US20100153249A1 (en) | Making Payment Using Communication Client | |
| CN110349026B (en) | Block chain-based distributed autonomous energy internet energy transaction and energy system | |
| JP2004502243A5 (en) | ||
| CN109670333B (en) | A kind of decentralization chip research and development transaction data storage method and system | |
| US20130110731A1 (en) | Online Dating System | |
| CN109886680B (en) | Credit transfer method based on block chain technology | |
| KR102580915B1 (en) | Platform and Method for Safety Transaction based on Block Chain | |
| CN108320173A (en) | Integration processing method and device based on block chain technology | |
| JP6979736B2 (en) | Token exchange method and blockchain system based on public chain | |
| WO2020140672A1 (en) | Blockchain-based asset data processing method, system and storage medium | |
| CN109408461A (en) | A kind of distributed memory system and method for block chain | |
| CN111178632A (en) | Multi-energy multilateral distributed transaction method based on block chain technology | |
| CN108335128A (en) | Block chain data processing method based on integration processing system and device | |
| CN109447808B (en) | Electric power transaction method | |
| US20090164594A1 (en) | Instant messaging market interface | |
| CN108711040A (en) | Exchanging method, the apparatus and system of digital asset | |
| Fafunwa et al. | African Micro, Small, and Medium Enterprises Need to Digitally Transform to Benefit from the Africa Continental Free Trade Area (AfCFTA) | |
| CN110351383A (en) | Method for processing business, equipment and readable storage medium storing program for executing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |