CN108241976A - A kind of Quick Response Code method of payment based on block chain - Google Patents
A kind of Quick Response Code method of payment based on block chain Download PDFInfo
- Publication number
- CN108241976A CN108241976A CN201810006509.5A CN201810006509A CN108241976A CN 108241976 A CN108241976 A CN 108241976A CN 201810006509 A CN201810006509 A CN 201810006509A CN 108241976 A CN108241976 A CN 108241976A
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- Prior art keywords
- coin
- coin side
- block chain
- plaintext
- quick response
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- 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
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/32—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using wireless devices
- G06Q20/327—Short range or proximity payments by means of M-devices
- G06Q20/3276—Short range or proximity payments by means of M-devices using a pictured code, e.g. barcode or QR-code, being read by the M-device
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0025—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement consisting of a wireless interrogation device in combination with a device for optically marking the record carrier
-
- 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
- G06Q20/3825—Use of electronic signatures
-
- 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
- G06Q20/40—Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
- G06Q20/401—Transaction verification
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Business, Economics & Management (AREA)
- Strategic Management (AREA)
- Computer Security & Cryptography (AREA)
- Finance (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
Abstract
The present invention relates to a kind of Quick Response Code method of payment based on block chain, including paying the plaintext of coin side, the plaintext paid coin information, receive coin side, receiving coin information, block chain.Using block chain technology as technical support, with reference to planar bar code technology, a kind of completely new means of payment is developed.Agreement pays coin direction and receives coin side's displaying Quick Response Code and send the cryptographic Hash for paying coin side and pay the signature that coin side tackles the cryptographic Hash of coin side, after receipts coin side receives the information that pair coin side sends over, the signature of the cryptographic Hash for receiving coin side and receipts coin side to the cryptographic Hash of receipts coin side is first sent to block chain, it receives coin side and sends the plaintext for receiving coin side and the plaintext for paying coin side to block chain again, then can complete to pay coin side by block chain technology and receive the transaction between coin side.
Description
Technical field
The present invention relates to block chain technical fields, are related to a kind of Quick Response Code method of payment based on block chain.
Background technology
Quick Response Code is because its information capacity is big, coding range is wide, confidentiality is good, low manufacture cost, symbol shape are variable etc.
Characteristic is widely used in payment technical field.And block chain is because it can not distort, opening, anonymity, the characteristics such as to go to trust wide
It is general to be applied to payment technical field.By planar bar code technology and block chain technological incorporation, a kind of Quick Response Code payment based on block chain is realized
The advantage of block chain and Quick Response Code can be combined by method, have preferable application market.
Invention content
In view of this, the present invention provides a kind of payment of the Quick Response Code based on block chain solved or part solves the above problems
Method.
To achieve the effect that above-mentioned technical proposal, the technical scheme is that：A kind of Quick Response Code branch based on block chain
The method of paying, includes the following contents：
The role of Quick Response Code method of payment includes：It pays the plaintext of coin side, the plaintext paid coin information, receive coin side, receive coin information, block
Chain；
The plaintext for paying coin side includes effective time validTime, the list of paying the public key address address (A) of coin side, single is merchandised
The limit quota of transaction and random number random；
It pays coin information and tackles coin including paying the Quick Response Code QR, the cryptographic Hash hash0 for paying coin side, a pair coin side of the receipts coin side displaying of coin direction
The signature sign0 of the cryptographic Hash of side；Wherein, Quick Response Code QR is the encryption of plaintext information for paying coin side, pays the cryptographic Hash of coin side and is
Pay the cryptographic Hash of the plaintext of coin side；
The plaintext for receiving coin side includes the button coin amount of money deduction for receiving the public key address address (B) of coin side, single is merchandised, and pays
The cryptographic Hash hash0 of coin side；
Coin information is received, the cryptographic Hash hash1 including receiving coin side receives signature sign1 of the coin side to the cryptographic Hash of receipts coin side；Wherein,
The cryptographic Hash for receiving coin side is the cryptographic Hash for the plaintext for receiving coin side；
The hardware of Quick Response Code method of payment includes：Quick Response Code generation equipment, Quick Response Code read equipment, block chain node server；
Quick Response Code generation equipment be used for for each transaction generate unique Quick Response Code QR,；
Quick Response Code reads equipment for reading Quick Response Code QR；
The function of block chain node server includes：a）Block chain node server pays the plaintext of coin side for receiving, receives coin side
Plaintext, receive coin information；b）Block chain node server receives whether coin side possesses pair coin side to single transaction button coin for verifying
Mandate；c）Block chain node server is used to verify the correctness and integrality of single Transaction Information；d）Block chain node takes
Device be engaged in for Transaction Information to be written block chain；
The processing step of Quick Response Code method of payment includes：
1) it pays coin direction and receives coin side's displaying Quick Response Code QR, and coin information will be paid and be sent to receipts coin side；
2) after receiving coin side's reception pair coin information, Quick Response Code QR decryption is obtained to the plaintext for paying coin side, receipts coin side passes through a pair coin side again
The signature sign0 for tackling the cryptographic Hash of coin side and the plain text authentication for paying coin side pay the correctness of coin information；
3) it receives coin direction block chain and sends receipts coin information；
4) block chain, which receives, receives coin information；
5) it receives coin direction block chain and sends the plaintext for paying coin side and the plaintext for receiving coin side；
6) plaintext of block link receipt and payment coin side and the plaintext of receipts coin side, and pass through and receive coin information, the plaintext of pair coin side, receipts coin side
Plain text authentication receive coin side whether possess pay coin side to single merchandise button coin mandate；
7) correctness and integrality of block chain verification single Transaction Information, and block chain is written into single Transaction Information.
The present invention useful achievement be：The present invention provides a kind of Quick Response Code method of payment based on block chain, including paying
The plaintext of coin side, receives coin information, block chain at the plaintext paid coin information, receive coin side.Using block chain technology as technical support, with reference to
Planar bar code technology develops a kind of completely new means of payment.Agreement, which is paid coin direction receipts coin side displaying Quick Response Code and sent, pays coin side
Cryptographic Hash and pay the signature that coin side tackles the cryptographic Hash of coin side, receive after coin side receives and pay the information that sends over of coin side, first to
Block chain sends the cryptographic Hash for receiving coin side and receives signature of the coin side to the cryptographic Hash of receipts coin side, and receipts coin side is sent again to block chain receives
The plaintext of coin side and the plaintext for paying coin side can then be completed to pay coin side by block chain technology and receive the transaction between coin side.
Description of the drawings
Fig. 1 is the flow chart that block chain verifies single transaction in embodiment 2.
Specific implementation method
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, below in conjunction with reality
Example is applied, the present invention will be described in detail.It should be noted that specific embodiment described herein is only explaining this hair
It is bright, it is not intended to limit the present invention, can realize that the product of said function belongs to equivalent replacement and improvement, be all contained in the present invention's
Within protection domain.Specific method is as follows：
Embodiment 1：The present embodiment specifically illustrates the content of the Quick Response Code method of payment based on block chain, as follows：
The role of Quick Response Code method of payment includes：It pays the plaintext of coin side, the plaintext paid coin information, receive coin side, receive coin information, block
Chain；
The plaintext for paying coin side includes effective time validTime, the list of paying the public key address address (A) of coin side, single is merchandised
The limit quota of transaction and random number random；
It pays coin information and tackles coin including paying the Quick Response Code QR, the cryptographic Hash hash0 for paying coin side, a pair coin side of the receipts coin side displaying of coin direction
The signature sign0 of the cryptographic Hash of side；Wherein, Quick Response Code QR is the encryption of plaintext information for paying coin side, pays the cryptographic Hash of coin side and is
Pay the cryptographic Hash of the plaintext of coin side；
The plaintext for receiving coin side includes the button coin amount of money deduction for receiving the public key address address (B) of coin side, single is merchandised, and pays
The cryptographic Hash hash0 of coin side；
Coin information is received, the cryptographic Hash hash1 including receiving coin side receives signature sign1 of the coin side to the cryptographic Hash of receipts coin side；Wherein,
The cryptographic Hash for receiving coin side is the cryptographic Hash for the plaintext for receiving coin side；
The hardware of Quick Response Code method of payment includes：Quick Response Code generation equipment, Quick Response Code read equipment, block chain node server；
Quick Response Code generation equipment be used for for each transaction generate unique Quick Response Code QR,；
Quick Response Code reads equipment for reading Quick Response Code QR；
The function of block chain node server includes：a）Block chain node server pays the plaintext of coin side for receiving, receives coin side
Plaintext, receive coin information；b）Block chain node server receives whether coin side possesses pair coin side to single transaction button coin for verifying
Mandate；c）Block chain node server is used to verify the correctness and integrality of single Transaction Information；d）Block chain node takes
Device be engaged in for Transaction Information to be written block chain；
The processing step of Quick Response Code method of payment includes：
1) it pays coin direction and receives coin side's displaying Quick Response Code QR, and coin information will be paid and be sent to receipts coin side；
2) after receiving coin side's reception pair coin information, Quick Response Code QR decryption is obtained to the plaintext for paying coin side, receipts coin side passes through a pair coin side again
The signature sign0 for tackling the cryptographic Hash of coin side and the plain text authentication for paying coin side pay the correctness of coin information；
3) it receives coin direction block chain and sends receipts coin information；
4) block chain, which receives, receives coin information；
5) it receives coin direction block chain and sends the plaintext for paying coin side and the plaintext for receiving coin side；
6) plaintext of block link receipt and payment coin side and the plaintext of receipts coin side, and pass through and receive coin information, the plaintext of pair coin side, receipts coin side
Plain text authentication receive coin side whether possess pay coin side to single merchandise button coin mandate；
7) correctness and integrality of block chain verification single Transaction Information, and block chain is written into single Transaction Information.
Embodiment 2：Example illustrates that the processing procedure of the Quick Response Code method of payment based on block chain, such as Fig. 1：
The plaintext for paying coin side includes effective time validTime, the list of paying the public key address address (A) of coin side, single is merchandised
The limit quota of transaction and random number random；
It pays coin information and tackles coin including paying the Quick Response Code QR, the cryptographic Hash hash0 for paying coin side, a pair coin side of the receipts coin side displaying of coin direction
The signature sign0 of the cryptographic Hash of side；Wherein, Quick Response Code QR is the encryption of plaintext information for paying coin side, pays the cryptographic Hash of coin side and is
Pay the cryptographic Hash of the plaintext of coin side；
The calculating of the cryptographic Hash hash0 of coin side is paid, using Hash functions, specially SHA256, formula is as follows：
hash0=Hash(address(A)+validTime+quota+random)；
Wherein, address (A), hash0 are 64 characters（Hexadecimal）Random number, validTime, quota, random
It is 0 ~ 1010In the range of rational；
Hash0 is encrypted to obtain using elliptic curve digital signature algorithm ECDSA and pays the cryptographic Hash that coin side tackles coin side
Sign sign0；
The plaintext for receiving coin side includes the button coin amount of money deduction for receiving the public key address address (B) of coin side, single is merchandised, and pays
The cryptographic Hash hash0 of coin side；
It receives coin information to include receiving the cryptographic Hash hash1 of coin side, receives signature sign1 of the coin side to the cryptographic Hash of receipts coin side；Wherein, it receives
The cryptographic Hash of coin side is the cryptographic Hash for the plaintext for receiving coin side；
The calculating of the cryptographic Hash hash1 of coin side is received, using Hash functions, specially SHA256, formula is as follows：
hash1=Hash(address(B)+hash0+deduction)；
Wherein, address (B), hash1 are 64 characters（Hexadecimal）, deduction is 0 ~ 1010In the range of it is reasonable
Number；
Hash1 is encrypted to obtain using elliptic curve digital signature algorithm ECDSA and receives cryptographic Hash of the coin side to receiving coin side
Sign sign1；
A kind of means of payment of Quick Response Code based on block chain in the present embodiment mainly includes the following steps that：
Step S101：It pays coin direction and receives coin side's displaying Quick Response Code QR, and send and pay coin information；
Step S102：It receives coin side and obtains pair coin information for paying coin side；
Step S103：It receives coin direction block chain and sends receipts coin information；
Step S104：Block chain, which receives, receives coin information；
Step S105：It receives coin direction block chain and sends the plaintext for paying coin side and the plaintext for receiving coin side；
Step S106：The verification of block chain receives whether coin side possesses the mandate for paying coin side；Coin side is paid due to being received on block chain
Cryptographic Hash receives the public key address of coin side, and the button coin amount of money of single transaction and pair coin side tackle the signature of the cryptographic Hash of coin side, can be with
The correctness of the cryptographic Hash of coin side is paid in verification.If receiving coin side not obtain paying the button coin permission that coin side merchandises to single, represent to receive
Coin side does not obtain correctly paying the cryptographic Hash of coin side, and the single transaction is unsuccessful.
Step S107：The correctness and integrality of block chain verification transaction, and block is written into transaction.
Such as Fig. 1, the flow chart of the block chain verification single transaction in the present embodiment, block chain receives the Kazakhstan of coin side receiving
After wishing the plaintext of value, receipts coin side to receiving the signature of the cryptographic Hash of coin side, the plaintext of pair coin side and receipts coin side, main verification flow
Include the following steps：
Step S201：The correctness of coin side's information is received in verification, if verification is correct, enters step S202, otherwise, transaction not into
Work(；
Step S202：Verify the transaction duration of single transaction and the relationship of the effective time of single transaction, if single transaction
Transaction duration is not above the effective time of single transaction, then enters step S203, and otherwise, transaction is unsuccessful；
Step S203, the button coin amount of money of verification single transaction and the relationship for buckleing the coin upper limit of single transaction, if single transaction
Button the coin amount of money be not more than single transaction buckle the coin upper limit, then enter step S204, otherwise, transaction it is unsuccessful；
Step S204：Verification pair coin account balance buckles coin amount of money relationship with single trading card transaction, if paid more than coin account
Volume is no less than the button coin amount of money of single trading card transaction, then enters step S205, and otherwise, transaction is unsuccessful；
Step S205：That pays the single transaction of coin account deduction buckles the coin amount of money；
Step S206：That receives the coin account increase single transaction buckles the coin amount of money；
Step S207：Block is written into the transaction.
The present invention useful achievement be：The present invention provides a kind of Quick Response Code method of payment based on block chain, including paying
The plaintext of coin side, receives coin information, block chain at the plaintext paid coin information, receive coin side.Using block chain technology as technical support, with reference to
Planar bar code technology develops a kind of completely new means of payment.Agreement, which is paid coin direction receipts coin side displaying Quick Response Code and sent, pays coin side
Cryptographic Hash and pay the signature that coin side tackles the cryptographic Hash of coin side, receive after coin side receives and pay the information that sends over of coin side, first to
Block chain sends the cryptographic Hash for receiving coin side and receives signature of the coin side to the cryptographic Hash of receipts coin side, and receipts coin side is sent again to block chain receives
The plaintext of coin side and the plaintext for paying coin side can then be completed to pay coin side by block chain technology and receive the transaction between coin side.
The foregoing is merely the preferred embodiments of the invention, are not limited to the claims of the present invention.
It is described above simultaneously, for those skilled in the technology concerned it would be appreciated that and implementing, therefore other are based on institute of the present invention
The equivalent change that disclosure is completed, should be included in the covering scope of the claims.
Claims (1)
1. a kind of Quick Response Code method of payment based on block chain, which is characterized in that include the following contents：
The role of Quick Response Code method of payment includes：It pays the plaintext of coin side, the plaintext paid coin information, receive coin side, receive coin information, block
Chain；
The plaintext of described pair of coin side includes the effective time for paying the public key address address (A) of coin side, single is merchandised
ValidTime, the limit quota and random number random of single transaction；
Described pair of coin information includes paying the Quick Response Code QR for receiving the displaying of coin side in coin direction, the cryptographic Hash hash0 for paying coin side, pays coin side pair
The signature sign0 of the cryptographic Hash of described pair of coin side；Wherein, the Quick Response Code QR is the encryption of plaintext information of described pair of coin side,
The cryptographic Hash of described pair of coin side is the cryptographic Hash of the plaintext of described pair of coin side；
The plaintext for receiving coin side includes the button coin amount of money for receiving the public key address address (B) of coin side, single is merchandised
Deduction, the cryptographic Hash hash0 of described pair of coin side；
The coin information of receiving includes the cryptographic Hash hash1 for receiving coin side, receives signature of the coin side to the cryptographic Hash for receiving coin side
sign1；Wherein, cryptographic Hash of the cryptographic Hash for receiving coin side for the plaintext for receiving coin side；
The hardware of the Quick Response Code method of payment includes：Quick Response Code generation equipment, Quick Response Code read equipment, block chain node serve
Device；
Quick Response Code generation equipment be used for for the unique Quick Response Code QR of each transaction generation,；
The Quick Response Code reads equipment for reading the Quick Response Code QR；
The function of the block chain node server includes：a）The block chain node server is used to receiving the coin side that pays
In plain text, the plaintext for receiving coin side, the receipts coin information；b）The block chain node server is used to verify that the receipts coin side is
It is no to possess the mandate paid coin side and button coin is merchandised to single；c）The block chain node server is believed for verifying that single is merchandised
The correctness and integrality of breath；d）The block chain node server is used to the Transaction Information block chain is written；
The processing step of the Quick Response Code method of payment includes：
1) described pay receives coin side's displaying Quick Response Code QR, and described pair of coin information is sent to the receipts coin described in coin direction
Side；
2) after the receipts coin side receives described pair of coin information, Quick Response Code QR decryption is obtained into the plaintext for paying coin side, institute
It states and receives coin side again by described pair of coin side to the signature sign0 of cryptographic Hash of described pair of coin side and the plain text authentication of described pair of coin side
The correctness of described pair of coin information；
3) block chain described in the receipts coin direction sends the receipts coin information；
4) the block chain receives the receipts coin information；
5) it is described to receive the block chain transmission plaintext for paying coin side and the plaintext for receiving coin side described in coin direction；
6) the block chain receives the plaintext for paying coin side and the plaintext for receiving coin side, and passes through the receipts coin information, institute
The plaintext for paying coin side is stated, coin side is received described in the plain text authentication for receiving coin side whether possesses the coin side that pays and merchandise to single button coin
Mandate；
7) the block chain verifies the correctness and integrality of the single Transaction Information, and the single Transaction Information is written
The block chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810006509.5A CN108241976A (en) | 2018-01-04 | 2018-01-04 | A kind of Quick Response Code method of payment based on block chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810006509.5A CN108241976A (en) | 2018-01-04 | 2018-01-04 | A kind of Quick Response Code method of payment based on block chain |
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| CN108241976A true CN108241976A (en) | 2018-07-03 |
Family
ID=62699303
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| CN201810006509.5A Pending CN108241976A (en) | 2018-01-04 | 2018-01-04 | A kind of Quick Response Code method of payment based on block chain |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109102290A (en) * | 2018-08-15 | 2018-12-28 | 杭州复杂美科技有限公司 | A kind of two dimensional code timing payment system |
| CN109191108A (en) * | 2018-08-07 | 2019-01-11 | 广东蓝蜜蜂信息技术有限公司 | Two dimensional code polymerization payment system and its working method based on block chain |
| CN110992172A (en) * | 2019-12-04 | 2020-04-10 | 杭州复杂美科技有限公司 | Offline payment method, device and storage medium |
| WO2021121030A1 (en) * | 2019-12-17 | 2021-06-24 | 中国银联股份有限公司 | Resource transfer method, settlement terminal, and server node |
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| CN104268746A (en) * | 2014-09-17 | 2015-01-07 | 江苏爱心消费支付服务有限公司 | Card-free payment method |
| US20150227890A1 (en) * | 2014-02-07 | 2015-08-13 | Kristin Kaye Bednarek | Communications system and smart device apps supporting segmented order distributed distribution system |
| CN107423973A (en) * | 2017-08-04 | 2017-12-01 | 现在（北京）支付股份有限公司 | The method of payment of passive barcode scanning on customer mobile terminal based on block chain technology |
| CN107464110A (en) * | 2017-07-10 | 2017-12-12 | 北京云知科技有限公司 | Block chain wallet address generating method, method of payment, device and electronic equipment based on image |
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| US20150227890A1 (en) * | 2014-02-07 | 2015-08-13 | Kristin Kaye Bednarek | Communications system and smart device apps supporting segmented order distributed distribution system |
| CN104268746A (en) * | 2014-09-17 | 2015-01-07 | 江苏爱心消费支付服务有限公司 | Card-free payment method |
| CN107464110A (en) * | 2017-07-10 | 2017-12-12 | 北京云知科技有限公司 | Block chain wallet address generating method, method of payment, device and electronic equipment based on image |
| CN107423973A (en) * | 2017-08-04 | 2017-12-01 | 现在（北京）支付股份有限公司 | The method of payment of passive barcode scanning on customer mobile terminal based on block chain technology |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109191108A (en) * | 2018-08-07 | 2019-01-11 | 广东蓝蜜蜂信息技术有限公司 | Two dimensional code polymerization payment system and its working method based on block chain |
| CN109191108B (en) * | 2018-08-07 | 2022-03-11 | 广东蓝蜜蜂信息技术有限公司 | Two-dimensional code aggregation payment system based on block chain and working method thereof |
| CN109102290A (en) * | 2018-08-15 | 2018-12-28 | 杭州复杂美科技有限公司 | A kind of two dimensional code timing payment system |
| WO2020035030A1 (en) * | 2018-08-15 | 2020-02-20 | 杭州复杂美科技有限公司 | Two-dimensional code timing payment system |
| CN110992172A (en) * | 2019-12-04 | 2020-04-10 | 杭州复杂美科技有限公司 | Offline payment method, device and storage medium |
| CN110992172B (en) * | 2019-12-04 | 2024-03-29 | 杭州复杂美科技有限公司 | Offline payment method, device and storage medium |
| WO2021121030A1 (en) * | 2019-12-17 | 2021-06-24 | 中国银联股份有限公司 | Resource transfer method, settlement terminal, and server node |
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