TW201805871A - A barter system using block chain technology and method thereof - Google Patents

Abstract

The present invention provides a barter system using block chain technology and the method thereof, applied in at least an electronic device at least includes: at least a exchanging module for processing a barter; at least a transmission module coupled to at least the exchanging module to transmit and receive the exchanging data; a block chain network coupled to at least the exchanging module to record the exchanging data; and a virtual account coupled to block chain network, the virtual account is generated when the block chain successfully verify the exchanging.

Description

Item exchange system using blockchain technology and method thereof

The present invention is generally related to the field of item exchange, and in particular, to an item exchange system using blockchain technology and methods therefor.

Different from currency trading, the exchange of goods, also known as bartering, is the exchange of goods owned by others with other people's goods. It is a trading method that existed before the currency transaction. In the transaction mode of barter, no currency is used as a trading tool, not an exchange of equivalence relations, but an agreement that is exchangeable according to the preferences of the exchange parties. The advantage of the barter is that the idle items of each person can be flowed to the place where the use value is utilized, so that the resources of the society can be reused.

Traditionally, after the exchange platform of the network has reached the willingness to exchange agreements, the two parties exchange goods at the meeting to check the accuracy, completeness, and usage status of the exchanged items at the moment of the meeting. exchange. If the parties are unable to make time to meet, they can deliver the exchanged items to the other party by mail, home delivery or shipping.

However, the exchange of mail, home delivery or freight has considerable risks in exchange security, and may face differences in the exchange of goods with the original network, gaps in photos, failures in exchange of goods, defects, Counterfeiting and so on. How to improve the authenticity, accuracy and legitimacy of exchanged items is a problem that network exchange platforms must face.

Nowadays, most of the network exchange platforms can provide the transaction party to upload photos, descriptions, specifications, sizes, date of use, etc. of the items to be exchanged, the platform for the parties to discuss the exchanges to be exchanged, and the logistics providers that can provide cooperation. Goods and other functions. There is no relative solution to the dispute regarding the authenticity, accuracy and legality of subsequent exchanged items. Such a network goods exchange platform, for any party to the exchange, will lack security and reduce the willingness to exchange.

Therefore, a network platform that can improve the security of exchange items and reduce risks is indispensable.

In view of the above-mentioned drawbacks of the conventional exchange item platform, the present invention is to solve the above problems. An object of the present invention is to provide an item exchange system using a blockchain, which uses a blockchain network to record all transaction data during a transaction, and can effectively track, query and authenticate exchanged items, so that the transaction process in the network It has the effect of reducing risks and improving data security.

In order to achieve the above objects and other objects, the present invention provides an item exchange system and method thereof using blockchain technology, which effectively reduces transaction time, transaction cost, and low transaction risk for goods exchange transactions. The article exchange system using the blockchain of the present invention, an item exchange system using a blockchain, is applied to at least one electronic device, and the article exchange system includes at least: at least one exchange module for exchanging goods; at least one The transmission module is coupled to the at least one switch module for transmitting and receiving the exchanged data; a blockchain network coupled to the at least one switch module for recording the exchanged data; and a virtual account, The blockchain network is coupled, and the virtual account is generated when the exchange is successfully authenticated via the blockchain network.

For all of the above purposes, the switching module further includes an exchange requirement set up by a transaction party, and is transmitted to the blockchain network via the transmission module.

In order to achieve all of the above purposes, the blockchain network further includes a corresponding smart exchange contract for authentication exchange.

For all of the above purposes, the virtual account contains a deposit paid by a counterparty.

For all of the above purposes, the blockchain network is coupled to an inspection module to confirm the success of the exchange.

For all of the above purposes, the blockchain network records the confirmation of the inspection module.

The present invention also includes another object of providing an item exchange method using a blockchain, improving the risk of failure of a conventional exchange item, and improving the plausibility and security of the exchange platform, that is, the item exchange system of the present invention, In the process of trading, it is not necessary to use third-party arbitration, but to use the blockchain network to record all transaction data, to modify the transaction data and to effectively track, query, and authenticate the exchange of goods, in order to achieve time-saving and low cost. And have the effect of low risk and security in the transaction process.

In order to achieve the above object, the present invention provides an item exchange method using a blockchain, The method includes: an item exchange method using a blockchain, the method comprising: a switching module transmitting a transaction demand of a transaction party to a blockchain network; the exchange requirement is confirmed by the regional chain network authentication Exchange; the blockchain network generates a virtual account; the virtual account receives the deposit paid by the one party; and an inspection module confirms whether the exchange is successful, wherein the inspection module passes the other party If the confirmation is successful, the virtual account returns the deposit paid by the party.

For the above purposes, the blockchain network further includes a smart contract corresponding to the exchange, through which the smart contract authentication exchange.

For the above purposes, if the inspection module is cancelled by at least one transaction party, the blockchain network authentication exchange fails, and the virtual account returns the deposit paid by the transaction party.

For the above purposes, the virtual account receives another margin paid by the other party to the exchange.

For the above purposes, wherein the verification module is successfully confirmed by the transaction party, the virtual account returns another margin paid by the other transaction party.

The above is to clarify the purpose, technical means and achievable effects of the present invention, and those skilled in the relevant art can clarify the present invention through the following examples and accompanying drawings and patent claims. invention.

10, 20, 30‧‧‧Traders

100, 200‧‧‧ item exchange system

110, 120, 130‧‧‧ electronic devices

111, 121, 131‧‧‧ transmission module

141, 142, 143‧‧‧ exchange modules

150‧‧‧blockchain network

151‧‧‧ inspection module

210, 230‧‧‧ Electronic devices

211, 231‧‧‧ transmission module

241, 243‧‧‧ exchange module

250‧‧‧blockchain network

251‧‧‧ inspection module

252‧‧‧Smart Contract

253‧‧‧ inspection module

300‧‧‧Article exchange method

301, 302, 303, 304, 305, 306, 307, 308, 309‧ ‧ steps

1 is a schematic diagram showing the basic architecture of an item exchange system using blockchain technology in accordance with an embodiment of the present invention.

2 is a schematic diagram showing one of an item exchange system using blockchain technology in accordance with another embodiment of the present invention.

3 is an exchange flow diagram illustrating an item exchange method using a blockchain technique in accordance with an embodiment of the present invention.

The embodiments of the present invention will be described below by way of specific embodiments. Those skilled in the art will appreciate the multimedia signal transmission device and its transmission method, and can easily understand the efficacy of the present invention. And advantages. However, those skilled in the art must understand that the creation can also be carried out without these details. In addition, some well-known structures or functions may be described or described in detail to avoid obscuring the description of the various embodiments. The terms used in the following description will be interpreted in the broadest sense, even if a particular embodiment of the present creation The details are described together.

The present invention will be described in terms of the preferred embodiments and the aspects of the present invention, which are intended to illustrate and not to limit the scope of the invention. It is widely practiced in other embodiments.

The article exchange system using the blockchain technology of the present invention can be applied to various electronic devices, for example, smart portable devices, mobile phones, tablet computers, smart watches, etc., but not limited thereto, and can also be applied to Other electronic devices of the processor.

The articles of the present invention may be various physical items such as model dolls, clothing, accessories, various daily necessities, and the like, but are not limited thereto.

1 is a schematic diagram showing the basic architecture of an item exchange system using blockchain technology in accordance with an embodiment of the present invention. In this embodiment, the item chain switching system 100 using the blockchain is applied to at least one electronic device 110, 120, 130. The item exchange system includes at least one switching module 131, 132, 132 for exchanging items. The at least one transmission module 111, 121, 131 is coupled to the at least one switching module 141, 142, 143 for transmitting and receiving the exchanged data; a blockchain network 150 coupled to the at least one exchange The module 141, 142, 143 is configured to record the exchanged data; and a virtual account 151 is coupled to the blockchain network 150. When the exchange is successfully authenticated via the blockchain network 150, the virtual Account 151. The switching modules 141, 142, and 143 generally include a processor, a memory, a buffer memory, a display device, a network communication module, an operating system, an application, and the like, and are connected to each other in a generally known manner for profit execution. Functions such as calculation, storage, temporary storage, display, and data transmission; based on the above-mentioned general known architecture, it is not described here.

Referring to the description of FIG. 1 , in an embodiment, the switch modules 141 , 142 , 143 may be an application or an application module for processing a transaction, but are not limited thereto, and may also provide a transaction party 10 , 20 , 30 . The item exchange platform used, by means of the exchange module, the transaction parties 10, 20, 30 can exchange goods with each other. In an embodiment, each of the switching modules 141, 142, and 143 corresponds to a transmission module 111, 121, 131. The switching module 141, 142, 143 can be connected to the blockchain network 150 by using a transmission module. Establishing a link and transmitting or receiving exchange or exchange-related information, where the transmission module can be a soft and hard body for transmitting data.

Referring to the illustration of FIG. 1, in one embodiment, blockchain network 150 is a network that uses blockchain technology. Blockchain is a distributed repository. The blockchain uses cryptographic methods to generate data blocks, each of which contains an exchange message that can be used to verify its message. Validity (anti-counterfeiting) and held by most nodes in the network. Therefore, the blockchain network 150 is a notebook that can record all exchanged materials, has the characteristics of multiple nodes, and cannot be modified by anyone, so it can be a complete encryption method of data and data, and can strengthen transaction security. Security, which can be used to track, query, and certify ownership of an item exchange. The blockchain network 150 will connect all of the switch modules, and each exchange of data will be recorded on the blockchain network 150.

Referring to the description of FIG. 2, a schematic diagram of an article exchange system 200 using blockchain techniques is illustrated in accordance with an embodiment of the present invention. In this embodiment, the item chain switching system 200 using the blockchain is applied to at least one electronic device 210, 220. In one embodiment, a transaction party 10 transmits an exchange request 201 to the blockchain network 250 via the switch module 241. The content of the exchange request 201 may include photographs, specifications, usage time, storage status, descriptions, etc. of the exchange, and descriptions of the items to be exchanged. The exchange request 201 can be stored or recorded in the exchange module 241 of the transaction party 10. The transaction party 10 can search for other exchange requirements in the blockchain network 250 via the switch module 241, such as 101, 102, 103 of FIG. In another embodiment, another transaction party 30 transmits an exchange request 203 to the blockchain network 250 via the switch module 243, and searches the block chain network 250 for other exchange requirements via the switch module 243.

In one embodiment, multiple parties 10, 20, 30 may use keywords to search for exchange requirements 101, 102, 103. After the transaction parties 10, 30 browse the exchange requirements 201 and 202, they can agree and confirm the exchange, and sign the smart contract 252. The smart contract is the contract between the two parties 10 and 30, and the content of the smart contract may include exchanging information, such as exchanging goods and exchanging identification codes; 10, 30 information of both parties of the transaction, such as various voucher codes of the parties 10 and 30, Keys, digital signatures; exchange item information, such as photos, specifications, usage time, storage status, instructions, etc.

Referring to the description of FIG. 2, in an embodiment, the blockchain network 250 can authenticate the smart contract 252 corresponding to the transaction, that is, the blockchain network 250 checks the legitimacy of the transaction through the smart contract. It should be noted that the authentication here may include that the two parties 10, 30 agree to exchange the items of the requirements 201 and 203, but not limited thereto. When the blockchain network 250 is successfully authenticated, the smart contract 252 and the exchange will be recorded in the blockchain.

Referring to the description of FIG. 2, in an embodiment, the blockchain network 250 further includes an escrow account 251 corresponding to the transaction, specifically, when the transaction corresponds to the smart contract 252 via the blockchain network. If the 250 authentication is successful, a virtual account 251 is generated, and the deposit is automatically transferred from the account of the transaction parties 10 and 30 to the virtual account 251, and the deposit is guaranteed by paying the deposit from the transaction party. Authenticity, accuracy, and legitimacy. In one embodiment, in general, a virtual account 251 corresponds to only one smart contract 252 (transaction) to ensure gold flow security. After the virtual account 251 receives the deposit paid by the transaction party 10, 30, the transaction party 10, 30 can send the exchanged item to the other party by mail, home delivery or shipping.

Referring to the description of FIG. 2, in an embodiment, the blockchain network 250 further includes an inspection module 253. When the two parties 10, 30 receive the exchanged items, the authenticity of the items can be checked. Accuracy and legitimacy, for example, whether the article meets the photos, specifications, usage time, storage status, description, etc. described in the exchange requirements 201, 203, and whether the article involves forgery or counterfeiting. When the two parties check the item and the item is satisfied, the inspection module 253 can confirm the completion of the exchange. After the blockchain network 250 confirms the exchange result, the virtual account 251 can return the deposit to the counterparty 10, 30.

In one embodiment, when one of the parties is not satisfied with the exchanged item, the exchange can be cancelled by the inspection module 253. After confirming the cancellation of this exchange, the parties 10, 20 negotiate to return the exchanged items. After the transaction party 10, 20 receives the returned item, it confirms the completion of the return procedure through the inspection module 253. In one embodiment, after the blockchain network 250 confirms the exchange result, the virtual account 251 can return the margin to the counterparty 10, 30 while the smart contract 254 will cancel.

Referring to Fig. 3, there is shown an article exchange system corresponding to the above-described blockchain and related diagrams Figs. 1-2. The following is a detailed description of steps 301 to 309 of the article exchange method 300 using the blockchain.

3 is a flow chart illustrating the transaction of an item exchange method using blockchain technology in accordance with an embodiment of the present invention. In this embodiment, an item exchange method 300 using a blockchain includes: a switching module transmitting an exchange request of a transaction party to a blockchain network 301; the exchange demand is through the regional chain network The circuit is authenticated and exchanged 302; the blockchain network generates a virtual account 303; the virtual account receives one of the deposits 304 paid by the one party; and an inspection module confirms whether the exchange is successful 305, wherein If the inspection module confirms success 306 by another party, the virtual account returns the margin 307 paid by the party.

Referring to the description of Figures 3 and 1, in one embodiment, blockchain network 150, i.e., uses blockchain techniques. Blockchain is a distributed database that uses cryptographic methods to generate data blocks. Each data block contains transaction information that can be used to verify the validity of its messages (anti-counterfeiting). Most nodes in the road are held. Here, the blockchain network 120 is a book (notebook) that can record all transaction materials, has the characteristics of multiple nodes, and cannot be modified by anyone, so As a complete encryption method for data, it can strengthen the security of transaction security, which can be used to track, query and certify the ownership of goods exchange transactions. In this blockchain network 150, all switching modules will be connected, and each transaction data will be recorded on the blockchain network 150.

Referring to the description of FIGS. 3 and 2, in step 301, in one embodiment, at least one transaction party 10, 30 transmits a transaction request 201, 203 to the blockchain network 250 via the switching modules 241, 243. The contents of the exchange requirements 201, 203 may include photographs, specifications, usage time, storage status, descriptions, etc. of the exchange, and descriptions of the items to be exchanged. The exchange requirements 201, 203 can be stored or recorded in the exchange modules 241, 243 of the transaction parties 10, 30, respectively. At least one of the parties 10, 30 can search for other switching requirements in the blockchain network 250 via the switching modules 241, 243.

Referring to the description of FIGS. 3 and 2, in step 302, at least one transaction party 10 and the other party 30 confirm the exchange requirements 201, 203 for exchange. In one embodiment, at least one transaction party 10 searches the blockchain network 250 for the exchange requirement 203 of another party 30 via the switch module 241. For example, at least one party uses the keyword to search for the exchange request. 203. After the two parties 10, 30 browse the transaction demand 201, 203, the agreement confirms and wants to exchange, establishes the transaction and signs the smart contract 252. The smart contract is the contract between the two parties 10 and 30, and the content of the smart contract may include exchanging information, such as exchanging goods and exchanging identification codes; 10, 30 information of both parties of the transaction, such as various voucher codes of the parties 10 and 30, Keys, digital signatures; exchange item information, such as photos, specifications, usage time, storage status, instructions, etc.

Referring to the description of Figures 3 and 2, in step 303, in an embodiment, blockchain network 250 authenticates the exchange. The blockchain network 250 can authenticate the corresponding smart contract 252, that is, the blockchain network 250 checks the legitimacy of the exchange through the smart contract. It should be noted that the authentication here may include that the two parties 10, 30 agree to exchange the items of the requirements 201 and 203, but not limited thereto, and may also include, without departing from the scope of the invention. Confirm the other restrictions on the exchange of information between the parties 10 and 30 to complete the transaction. When the blockchain network 250 is successfully authenticated, the smart contract 251 and this exchange will be recorded in the blockchain.

Referring to the description of FIG. 3 and FIG. 2, in step 304, in an embodiment, if the transaction is successful via the blockchain network 250, the blockchain network 250 can generate a virtual account corresponding to one of the exchanges. (escrow account) 251, specifically, when the exchange corresponding smart contract 252 is successfully authenticated via the blockchain network 250, a virtual account 251 is generated, and the deposit is automatically transferred from the account of the transaction parties 10, 30 to the virtual account 251. By paying a deposit from the counterparty to guarantee the authenticity of the exchanged item, Accuracy and legitimacy. In one embodiment, in general, a virtual account 251 corresponds to only one smart contract 252 (transaction) to ensure gold flow security. After the virtual account 251 receives the deposit paid by the transaction party 10, 30, the transaction party 10, 30 can send the exchanged item to the other party by mail, home delivery or shipping.

Referring to the description of FIG. 3 and FIG. 2, in step 305, when the two parties 10, 30 receive the exchanged items, the authenticity, accuracy and legality of the articles can be checked, for example; The photos, specifications, usage time, storage status, description, etc. described in the requirements 201 and 203 are exchanged, and whether the article involves forgery or counterfeiting. When the two parties check the item and the item is satisfied, the inspection module 253 can confirm the completion of the exchange. In step 306, after the exchange result is confirmed by the blockchain network 250, then in step 307, the virtual account 251 can return the deposit to the transaction party 10, 30.

Referring to the description of FIG. 3 and FIG. 2, in step 305, when one of the parties is not satisfied with the exchanged item, the exchange can be cancelled by the inspection module 253. After confirming the cancellation of the exchange, in step 308, the transaction party 10, 20 negotiates to return the exchanged item, and in step 309, after the transaction party 10, 20 receives the returned item, it passes through the inspection module 253. Confirm the completion of the return process. Next, in step 306, after confirming the exchange result by the blockchain network 250, the virtual account 251 can return the deposit to the counterparty 10, 30, and the smart contract 254 will cancel.

In summary, the block exchange system and method thereof using the blockchain of the present invention use a blockchain network to record all transaction data, and can effectively track, query and authenticate exchanged items, so that the transaction process in the network It has the effect of reducing risk and improving data security; and receiving the margin paid by the transaction party through a virtual account, so as to reduce the risk of failure of exchange items, increase the credibility of the use of the exchange platform, the authenticity and accuracy of the items and Legality, etc.

The above description is intended to be illustrative of specific details of the invention. Those skilled in the art of the invention will be able to practice the invention without some specific details. In other embodiments, conventional structures and devices are not shown in the block diagram. Intermediate structures may be included between the schematic elements. The elements described may include additional inputs and outputs, which are not depicted in detail in the drawings.

The components mentioned in the different embodiments are separate circuits, but some or all of the components may be integrated into a single circuit, and thus the different components described in the appended claims may correspond to one or more portions of the circuit. Features.

The present invention includes various processing programs that are executable by hard disk components or embedded in computer readable instructions that form a general or special purpose processor or logic circuit with programmed instructions to execute the program. In addition, the program must be executed by a combination of hardware and software.

The method is described in a basic form, and any method or message may be added or deleted from the program without departing from the scope of the invention, and those skilled in the art should be able to further improve or modify the invention. It is intended to illustrate and not to limit the invention.

If a component "A" is coupled (or coupled) to component "B", component A may be directly coupled (or coupled) to B, or indirectly coupled (or coupled) to B via component C. If the specification states that a component, feature, structure, program, or characteristic A will result in a component, feature, structure, procedure, or characteristic B, it indicates that A is at least part of B, or indicates that there are other components, features, or structures. , program or feature assists in causing B. The word "may" as used in the specification, its elements, features, procedures or characteristics are not limited to the description; the number mentioned in the specification is not limited to the words "a" or "an".

The present invention is a breakthrough in terms of its purpose, means, and efficacy, both of which are distinct from the characteristics of conventional techniques. It is to be noted that the above-described embodiments are merely illustrative of the principles of the invention and its advantages, and are not intended to limit the scope of the invention. Although the specific embodiments and the disclosed applications have been illustrated and described herein, the embodiments are not intended to be limited to the precise explanation, and those skilled in the art can do without departing from the technical principles and spirit of the invention. The examples are subject to modification and variation. It is also to be understood that the present invention is not limited by the spirit and scope of the invention, and the various modifications, changes, and permutations, operations, and methods of the present invention will be apparent to those skilled in the art. The details, as well as the devices and methods disclosed herein, are not intended to be limiting, and are included in the scope of the following patent applications.

10, 20, 30‧‧‧Traders

100, 200‧‧‧ item exchange system

110, 120, 130‧‧‧ electronic devices

111, 121, 131‧‧‧ transmission module

141, 142, 143‧‧‧ exchange modules

150‧‧‧blockchain network

151‧‧‧ inspection module

Claims (11)

An item exchange system using a blockchain technology is applied to at least one electronic device. The item exchange system includes at least one switching module for exchanging items, and at least one transmission module coupled to the at least one exchange module. a group for transmitting and receiving exchanged data; a blockchain network coupled to the at least one switch module for recording exchanged data; and a virtual account coupled to the blockchain network when exchanged The virtual account is generated by the successful authentication of the blockchain network. The article exchange system using the blockchain technology as described in claim 1, wherein the switching module further comprises an exchange requirement set by a transaction party, and the transmission module is transmitted to the blockchain network. road. The article exchange system using the blockchain technology as described in claim 1 or 2, wherein the blockchain network further comprises a corresponding one of the smart contracts for authenticating the exchange. An item exchange system using blockchain technology as described in claim 1, wherein the virtual account includes a deposit paid by a transaction party. The article exchange system using the blockchain technology as described in claim 1, wherein the blockchain network is coupled to an inspection module to confirm whether the exchange is successful. The article exchange system using blockchain technology as described in claim 5, wherein the blockchain network records the confirmation data of the inspection module. An item exchange method using blockchain technology, the method comprising: a switching module transmitting a transaction demand of a transaction party to a blockchain network; the exchange requirement is confirmed by the regional chain network authentication exchange; The blockchain network generates a virtual account; the virtual account receives a deposit paid by the one party; An inspection module confirms whether the exchange is successful, and when the inspection module is successfully confirmed by another party, the virtual account returns the deposit paid by the party. The article exchange system using the blockchain technology as described in claim 7, wherein the blockchain network further comprises a smart contract corresponding to the exchange, and the smart contract authentication exchange is performed. The article exchange method using blockchain technology as described in claim 7, wherein if the inspection module is cancelled by at least one transaction party, the blockchain network authentication exchange fails, and the virtual account is returned. The margin paid by the party. An item exchange method using blockchain technology as described in claim 7 wherein the virtual account receives another margin paid by the other party to be exchanged. The article exchange method using the blockchain technology described in claim 9, wherein when the inspection module is successfully confirmed by the transaction party, the virtual account returns another margin paid by the other transaction party.