CN107767192A - A kind of verification method of electronic bill, apparatus and system - Google Patents

A kind of verification method of electronic bill, apparatus and system Download PDF

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Publication number
CN107767192A
CN107767192A CN201610698369.3A CN201610698369A CN107767192A CN 107767192 A CN107767192 A CN 107767192A CN 201610698369 A CN201610698369 A CN 201610698369A CN 107767192 A CN107767192 A CN 107767192A
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electronic bill
information
identification information
client
bill
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CN107767192B (en
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白冰
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Founder International Beijing Co Ltd
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Founder International Beijing Co Ltd
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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
    • G06Q30/00—Commerce
    • G06Q30/04—Billing or invoicing
    • 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
    • G06Q20/4014—Identity check for transactions

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  • Business, Economics & Management (AREA)
  • Engineering & Computer Science (AREA)
  • Accounting & Taxation (AREA)
  • General Physics & Mathematics (AREA)
  • Finance (AREA)
  • Strategic Management (AREA)
  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • Development Economics (AREA)
  • Theoretical Computer Science (AREA)
  • Marketing (AREA)
  • Economics (AREA)
  • Computer Security & Cryptography (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the invention discloses a kind of verification method of electronic bill, apparatus and system, existing note validating efficiency is low, complexity is high solving, and the problem of poor reliability, this method includes：Receive the first electronic bill of the first client transmission and identify the first identification information therein；Judge whether the identification information of the current bearer of the first electronic bill is consistent with first identification information；If consistent, determine that first electronic bill passes through checking.Because client preserves the first identification information of current bearer in electronic bill in the embodiment of the present invention, therefore client can verify whether the identification information of the current bearer of the electronic bill locally preserved is consistent with first identification information, the process participates in without banking system, verification process is simple, efficiency high, in addition because every client all preserves the identification information of the current bearer of each electronic bill, therefore the risk of poor reliability caused by effectively reducing information centre.

Description

A kind of verification method of electronic bill, apparatus and system
Technical field
The present invention relates to banking system electronic bill verification technique field, more particularly to a kind of authentication of electronic bill Method, apparatus and system.
Background technology
Transaction in daily life is all continually being carried out daily, and in order to realize the convenience of transaction, people utilize papery Bill form carry out equal value exchange, during transaction, user holds clearing, and ticket walks collect on delivery, bill with people It is strong with ability to pay, the advantage such as versatile, using flexible.
With the popularization and promotion of the bill of papery, the mode of the bill business of papery there is it is more and more the problem of. During transaction, there is false tickets or a ticket oversold in the bill of papery, user is difficult to the true and false for distinguishing bill, such as The checking of progress bill is needed in fruit process of exchange, it is necessary to participate in verifying by third party's banking system, so as to add transaction The complexity of link, trading efficiency is reduced, and banking system participates in checking and adds supervision cost.
In addition, the bargain link of existing banking system is all centralization, i.e., the information of all bills has all stored silver In the server of row system, once banking system operation is broken down, the information of its bill preserved will be unable to recover, also just not Effectively bill can be verified.
The content of the invention
The embodiment of the invention discloses a kind of verification method of electronic bill, apparatus and system, to solve existing bill Verification efficiency is low, complexity is high, and the problem of poor reliability.
To reach above-mentioned purpose, the embodiment of the invention discloses a kind of verification method of electronic bill, applied to the second visitor Family end, methods described include：
The first electronic bill of the first client transmission is received, identifies that what is included in first electronic bill currently takes ticket The first identification information of people；
According to the identification information for the current bearer of each electronic bill that itself is preserved, judge that first electronic bill is worked as Whether the identification information of preceding bearer is consistent with first identification information；
If it is, first electronic bill is determined by checking, otherwise, it determines first electronic bill does not pass through Checking.
Further, it is determined that after first electronic bill is by checking, methods described also includes：
After the completion of transaction, the second identification information of current bearer according to corresponding to second client, described Second identification information is added in first electronic bill and generates the second electronic bill.
Further, it is described second identification information is added in first electronic bill to include：
Second identification information is added at the end of first electronic bill.
Further, it is determined that after first electronic bill is by checking, methods described also includes：
After the completion of transaction, receive what the first electronic bill bearer of first client broadcast changed The first information, wherein the second identification information of the bearer after first electronic bill change is included in the first information, Second identification information is the identification information of bearer corresponding to second client；
Changed in the identification information for locally preserving the current bearer of the first electronic bill, working as after its change The identification information of preceding bearer is the second identification information.
Further, methods described also includes：
The solicited message for cashing second electronic bill is sent to server, wherein comprising described in the solicited message The information of second electronic bill；
Receive the electronic bill that the server is sent and cash and complete information, wherein the electronic bill is cashed and completes information Identification information for the server according to the current bearer of each electronic bill of preservation, is judging second electronic bill Current bearer identification information it is consistent with second identification information when send, the electronic bill is cashed completes information In include the amount information cashed.
Further, methods described also includes：
The first electronic bill information table of itself preservation is broadcasted at set time intervals, wherein first electronic ticket According to preserving each electronic bill, the identification information of the current bearer of each electronic bill and each electronic bill in information table The generation time；
Receive the second electronic bill information table of other client broadcasts；
Compare the earliest generation time of electronic bill in the first electronic bill information table of itself preservation, if earlier than The earliest generation time of electronic bill in second electronic bill information table of other client broadcasts；
If not, using earliest the second electronic bill information table of the earliest generation time of electronic bill, to local preservation The first electronic bill information table renewal.
Further, before determination first electronic bill is by checking, in addition to：
Identify the bill type information and amount of the instrument information included in first electronic bill；
Judge the bill type information and amount of the instrument information whether with itself needed for bill type and the amount of the instrument Unanimously, if it is, determining that first electronic bill passes through checking.
The embodiment of the invention discloses a kind of verification method of electronic bill, applied to the first client, methods described bag Include：
The first electronic bill is sent to the second client；
Receive the first electronic bill of the second electronic client transmission is by the information of checking, wherein described information Second client receives the first electronic bill of the first client transmission, identifies what is included in first electronic bill The first identification information of current bearer；The mark of the current bearer of each electronic bill preserved according to the second client is believed Breath, judges what is sent when the identification information of the current bearer of the first electronic bill is consistent with first identification information.
Further, after the completion of transaction, methods described also includes：
The first information that the current bearer of the first electronic bill changes is broadcasted, wherein being wrapped in the first information The second identification information of bearer after changing containing first electronic bill, second identification information is second client The identification information of bearer corresponding to end, other clients are made to preserve the identification information of the current bearer of the first electronic bill Changed, the identification information of its current bearer after changing is the second identification information.
Further, methods described also includes：
The first electronic bill information table of itself preservation is broadcasted at set time intervals, wherein first electronic ticket According to preserving each electronic bill, the identification information of the current bearer of each electronic bill and each electronic bill in information table The generation time；
Receive the second electronic bill information table of other client broadcasts；
Compare the earliest generation time of electronic bill in the first electronic bill information table of itself preservation, if earlier than The earliest generation time of electronic bill in second electronic bill information table of other client broadcasts；
If not, using earliest the second electronic bill information table of the earliest generation time of electronic bill, to local preservation The first electronic bill information table renewal.
Further, before first electronic bill of transmission to the second client, methods described also includes：
Electronic bill application is sent to server, wherein corresponding comprising first client in the electronic bill application Applicant the first identification information, amount of the instrument information and bill type information；
The first electronic bill that the server is sent is received, wherein the first electronic bill saves institute for the server State what is sent after the first electronic bill and the identification information of the current bearer of the first electronic bill.
The embodiment of the invention discloses a kind of checking device of electronic bill, described device includes：
Receiving module, the first electronic bill sent for receiving the first client, is identified in first electronic bill Comprising current bearer the first identification information；
First judge module, for the identification information of the current bearer of each electronic bill preserved according to itself, judge Whether the identification information of the current bearer of the first electronic bill is consistent with first identification information；
Determining module, for when the first judge module judged result is to be, it is determined that first electronic bill passes through Checking, when the first judge module judged result is no, determine that first electronic bill is not verified.
Further, described device also includes：
Generation module, for after the completion of transaction, the second of current bearer to be marked according to corresponding to second client Know information, second identification information is added in first electronic bill and generates the second electronic bill.
Further, the generation module, specifically in the end of first electronic bill addition second mark Know information.
Further, the receiving module, it is additionally operable to after the completion of transaction, receives the described of first client broadcast The first information that first electronic bill bearer changes, wherein becoming in the first information comprising first electronic bill The second identification information of bearer after change, second identification information are the mark of bearer corresponding to second client Information；
Described device also includes：
Memory module, for being become in the identification information for locally preserving the current bearer of the first electronic bill Change, the identification information of its current bearer after changing is the second identification information.
Further, described device also includes：
Sending module, the solicited message of second electronic bill is cashed for being sent to server, wherein the request The information of second electronic bill is included in information；
The receiving module, it is additionally operable to receive the electronic bill that the server is sent and cashes and complete information, wherein described It is identification information of the server according to the current bearer of each electronic bill of preservation that electronic bill, which is cashed and completes information, Judge what is sent when the identification information of the current bearer of second electronic bill is consistent with second identification information, it is described Electronic bill, which is cashed, to be completed in information comprising the amount information cashed.
Further, the sending module, it is additionally operable to broadcast the first electronics of itself preservation at set time intervals Billing information table, wherein preserving each electronic bill in the first electronic bill information table, each electronic bill is currently held The generation time of the identification information of ticket people and each electronic bill；
The receiving module, it is additionally operable to receive the second electronic bill information table of other client broadcasts；
First judge module, it is additionally operable to compare electronic bill in the first electronic bill information table that itself is preserved The earliest generation time, if earlier than the earliest generation of electronic bill in the second electronic bill information table of other client broadcasts Time；
The memory module, it is additionally operable to when the judged result of first judge module is no, using electronic bill The the second electronic bill information table of generation time earliest earliest, the first electronic bill information table locally preserved is updated.
Further, described device also includes：
Identification module, for identifying the bill type information and amount of the instrument information that are included in first electronic bill；
Second judge module, for the ticket needed for judging the bill type information and amount of the instrument information whether with itself It is consistent according to type and the amount of the instrument；
The determining module, it is additionally operable to when the second judge module judged result as when being, it is determined that first electronic ticket According to by checking, when the second judge module judged result is no, determine that first electronic bill is not verified.
The embodiment of the invention discloses a kind of checking device of electronic bill, described device includes：
Sending module, for sending the first electronic bill to the second client；
Receiving module, for receiving the information of the first electronic bill that second electronic client sends by checking, Wherein described information is the first electronic bill that second client receives the transmission of the first client, and identification described first is electric The first identification information of the current bearer included in sub- bill；Currently held according to each electronic bill that the second client preserves The identification information of ticket people, judge that the identification information of the current bearer of the first electronic bill is consistent with first identification information When send.
Further, the sending module, it is additionally operable to broadcast what the current bearer of the first electronic bill changed The first information, wherein the second identification information of the bearer after first electronic bill change is included in the first information, Second identification information is the identification information of bearer corresponding to second client, other clients is preserved described the The identification information of the current bearer of one electronic bill is changed, and the identification information of its current bearer after changing is second Identification information.
Further, the sending module, it is additionally operable to broadcast the first electronics of itself preservation at set time intervals Billing information table, wherein preserving each electronic bill, the current bearer of each electronic bill in the electronic bill information table Identification information and each electronic bill the generation time；
The receiving module, it is additionally operable to receive the second electronic bill information table of other client broadcasts；Compare itself to protect The earliest generation time of electronic bill in the first electronic bill information table deposited, if earlier than the of other client broadcasts The earliest generation time of electronic bill in two electronic bill information tables；
Described device also includes：
Judge module, for when the second comparison module comparative result for be when, using the earliest generation time of electronic bill The second earliest electronic bill information table, the first electronic bill information table locally preserved is updated.
Further, the sending module, it is additionally operable to send electronic bill application to server, wherein the electronic bill The first identification information of applicant corresponding to first client, amount of the instrument information and bill type letter are included in application Breath；
The receiving module, it is additionally operable to receive the first electronic bill that the server is sent, wherein the first electronic bill For the server broadcast and save first electronic bill and the mark letter of the current bearer of the first electronic bill Sent after breath.
The embodiment of the invention discloses a kind of checking system of electronic bill, the system is applied to second including described The checking device of the electronic bill of client, and the checking device of the described electronic bill applied to the first client.
The embodiments of the invention provide a kind of verification method of electronic bill, apparatus and system, this method includes：Receive the The first electronic bill that one client is sent, identify the first mark letter of the current bearer included in first electronic bill Breath；According to the identification information for the current bearer of each electronic bill that itself is preserved, judge that first electronic bill is currently held Whether the identification information of ticket people is consistent with first identification information；It is if consistent, it is determined that first electronic bill passes through Checking, otherwise, it determines first electronic bill is not verified.Because client preserves each electricity in the embodiment of the present invention The identification information of the sub- current bearer of bill, and the first identification information of current bearer is also included in electronic bill, therefore Client can be believed by the way that whether the identification information for the current bearer of electronic bill for judging locally to preserve identifies with described first Breath is consistent, realizes the checking to electronic bill, and the verification process participates in without banking system, therefore verification process is simple, effect Rate is high, in addition because every client all preserves the identification information of the current bearer of each electronic bill, therefore effective drop The risk of poor reliability caused by Di Liao information centres.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of verification process for electronic bill that the embodiment of the present invention 1 provides；
Fig. 2 is a kind of verification process for electronic bill that the embodiment of the present invention 2 provides；
Fig. 3 is a kind of detailed implementation process schematic diagram of the verification method for electronic bill that the embodiment of the present invention 6 provides；
Fig. 4 is a kind of checking apparatus structure schematic diagram of electronic bill provided in an embodiment of the present invention；
Fig. 5 is a kind of checking apparatus structure schematic diagram of electronic bill provided in an embodiment of the present invention；
Fig. 6 is a kind of structural representation of the checking system of electronic bill provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Embodiment 1：
Fig. 1 is a kind of verification process for electronic bill that the embodiment of the present invention 1 provides, applied to the second client, the mistake Journey comprises the following steps：
S101：The first electronic bill of the first client transmission is received, identifies that what is included in first electronic bill works as The first identification information of preceding bearer.
Specifically, include the first identification information of current bearer in first electronic bill, first identification information Can be the information that the accounts information of current bearer, the sequence numbering information etc. of current bearer are uniquely identified；In addition Bill type information and amount of the instrument information etc. can also be included in first electronic bill, the bill type information can be mark The electronic bill is draft, or information of cashier's cheque etc..Second client receives the first electronic bill that the first client is sent Afterwards, the first identification information included in first electronic bill is identified.
S102：According to the identification information for the current bearer of each electronic bill that itself is preserved, first electronics is judged Whether the identification information of the current bearer of bill is consistent with first identification information, if it is, carrying out S103, otherwise, carries out S104。
Specifically, first electronic bill is generated based on block chain technology in embodiments of the present invention.When server is given birth to Into after each electronic bill, by the identification information of the electronic bill and the electronic bill when the information of antecessor is sent to often Individual client.After client receives the information of the electronic bill of server transmission, local is saved this information into.
In addition, the identification information of its applicant, the Shen of the electronic bill are carried in the electronic bill of server generation Ask someone to may be considered first current bearer of the electronic bill.First electronic bill of specific server generation can To be string number, in the string number how many position to the identification information how many position are current bearers be known.Therefore work as After second client receives the first electronic bill, how much positions of first electronic bill are extracted to the information of how many, so as to The inverse process generated according to electronic bill, get the identification information of the current bearer of first electronic bill.
S103：Determine that first electronic bill passes through checking.
S104：Determine that first electronic bill is not verified.
Specifically, when the first identification information and the second client itself of the current bearer included in the first electronic bill When the identification information of the current bearer of the first electronic bill preserved is consistent, the second client can determine first electronic bill For legal electronic bill, confirm that it, by checking, otherwise it is assumed that first electronic bill is illegal, determines first electronic ticket According to not verified.
After whether the second client determines the first electronic bill by checking, the result verified is sent to first Client, so that the first client carries out subsequent operation.
Because client preserves the identification information of the current bearer of each electronic bill, and electricity in the embodiment of the present invention Also the first identification information of current bearer, therefore the electronic ticket that client can locally be preserved by judgement are included in sub- bill It is whether consistent with first identification information according to the identification information of current bearer, the checking to electronic bill is realized, this is tested Card process participates in without banking system, therefore verification process is simple, efficiency high, is all preserved because of every client in addition each The identification information of the current bearer of electronic bill, therefore the risk of poor reliability caused by effectively reducing information centre.
When also including bill type information and amount of the instrument information in first electronic bill, the second client is not only The Information Authentication of the current bearer of first electronic bill can also can be entered to its bill type information and amount of the instrument information Row checking.Because be usually what is carried out during transaction in electronic bill checking, when needing to be traded, transaction Amount information determine after, the electronic bill that bearer can hold oneself is sent to cargo owner, to complete to merchandise.Cause This is when the first client where bearer and the second client where cargo owner are traded, the amount of money letter of transaction Breath, it is known that and after the bill type information of first electronic bill is sent to the second client by bearer, the second client The bill type information and amount of the instrument information in first electronic bill are extracted, the bill type information and the amount of the instrument are believed The amount information for ceasing the bill type information sent with the first client and transaction is compared, if unanimously, it is determined that first Electronic bill passes through checking.
Embodiment 2：
Fig. 2 is a kind of verification process for electronic bill that the embodiment of the present invention 2 provides, applied to the first client, the mistake Journey comprises the following steps：
S201：The first electronic bill is sent to the second client.
Specifically, when user's needs user corresponding with the second client is traded corresponding to first client, the The first electronic bill currently held is sent to the second client by user corresponding to one client.Wrapped in first electronic bill The first identification information containing current bearer, first identification information can be the accounts information of current bearer, currently hold The information that sequence numbering information of ticket people etc. is uniquely identified.
Bill type information and amount of the instrument information etc., bill type letter can also be included in other first electronic bill Breath can be that to identify the electronic bill be draft, or information of cashier's cheque etc..Second client receives what the first client was sent After first electronic bill, the first identification information included in first electronic bill is identified.
S202：The first electronic bill of the second electronic client transmission is received by the information of checking, wherein described Information is the first electronic bill that second client receives the transmission of the first client, is identified in first electronic bill Comprising current bearer the first identification information；The mark of the current bearer of each electronic bill preserved according to the second client Know information, judge to send when the identification information of the current bearer of the first electronic bill is consistent with first identification information 's.
Specifically, first electronic bill is generated based on block chain technology in embodiments of the present invention.When server is given birth to Into after each electronic bill, by the identification information of the electronic bill and the electronic bill when the information of antecessor is sent to often Individual client.After client receives the information of the electronic bill of server transmission, local is saved this information into.
In addition, the identification information of its applicant, the Shen of the electronic bill are carried in the electronic bill of server generation Ask someone to may be considered first current bearer of the electronic bill.First electronic bill of specific server generation can To be string number, in the string number how many position to the identification information how many position are current bearers be known.Therefore work as After second client receives the first electronic bill, how much positions of first electronic bill are extracted to the information of how many, so as to The inverse process generated according to electronic bill, get the identification information of the current bearer of first electronic bill.
Preserved when the first identification information of the current bearer included in the first electronic bill and the second client itself When the identification information of the current bearer of first electronic bill is consistent, the second client can determine that first electronic bill is legal Electronic bill, confirm that it, by checking, otherwise it is assumed that first electronic bill is illegal, determines that first electronic bill does not lead to Cross checking.
After whether the second client determines the first electronic bill by checking, the result verified is sent to first Client, so that the first client carries out subsequent operation.
Because client preserves the identification information of the current bearer of each electronic bill, and electricity in the embodiment of the present invention Also the first identification information of current bearer, therefore the electronic ticket that client can locally be preserved by judgement are included in sub- bill It is whether consistent with first identification information according to the identification information of current bearer, the checking to electronic bill is realized, this is tested Card process participates in without banking system, therefore verification process is simple, efficiency high, is all preserved because of every client in addition each The identification information of the current bearer of electronic bill, therefore the risk of poor reliability caused by effectively reducing information centre.
, it is necessary to which server generates electronic bill before electronic bill checking is carried out, the server is the clothes of banking system Business device.Applicant needs to sign electronic bill agreement with banking system first, and after protocol validation, applicant can pass through client Electronic bill application is sent to server.
Embodiment 3：
In the embodiment of the present invention on the basis of embodiment 2, before first electronic bill of transmission to the second client, Methods described also includes：
Electronic bill application is sent to server, wherein corresponding comprising first client in the electronic bill application Applicant the first identification information, amount of the instrument information and bill type information；
The first electronic bill that the server is sent is received, wherein the first electronic bill saves institute for the server State what is sent after the first electronic bill and the identification information of the current bearer of the first electronic bill.
The identification information of applicant is carried in the electronic bill application, after server receives the electronic bill application, The electronic bill is generated according to the identification information of applicant, that is to say, that include the mark of applicant in the current electronic bill Information.The applicant may be considered the electronic bill first works as antecessor.
For the accuracy of information, server is when generating electronic bill, it is determined that the mark letter of the electronic bill of generation Breath, the identification information can be the information of the unique mark such as serial number of the electronic bill electronic bill.Server generates the electricity After sub- bill, the information of the electronic bill is preserved in the server, can specifically be preserved the identification information of the electronic bill, is somebody's turn to do Electronic bill works as the identification information of antecessor, and the current bearer of the electronic bill is the applicant.
In order that the client of the subsequently received electronic bill can be verified to the electronic bill, server will be protected The information for the electronic bill deposited is sent to each client, when client receives the letter of the electronic bill of server transmission After breath, the information of the electronic bill is saved in local.That is the electronic bill is also preserved in each client Identification information, the electronic bill work as the identification information of antecessor.
Embodiment 4：
Server is according to the application information of applicant, the electronic bill that will can be generated based on block chain technology, by the electricity Sub- bill is sent to the first client that applicant is held, and is locally preserving the information of the electronic bill, and by the electronic ticket According to information be sent to each client.
After the second client receives electronic bill and is verified, user corresponding to the first client and the second client User corresponding to end can be traded, and after merchandising successfully, the electronic bill hands to user corresponding to the second client, also It is that the current bearer for saying the electronic bill changes for user corresponding to the second client.
Subsequently in order that user corresponding to the second client can use the electronic bill, first in above-described embodiment 2 On the basis of, in embodiments of the present invention for the first client, after completion of transactions, methods described also includes：
The first information that the current bearer of the first electronic bill changes is broadcasted, wherein being wrapped in the first information The second identification information of bearer after changing containing first electronic bill, second identification information is second client The identification information of bearer corresponding to end, other clients are made to preserve the identification information of the current bearer of the first electronic bill Changed, the identification information of its current bearer after changing is the second identification information.
In embodiments of the present invention, also include for the second client for the first client, methods described：
After the completion of transaction, receive what the first electronic bill bearer of first client broadcast changed The first information, wherein the second identification information of the bearer after first electronic bill change is included in the first information, Second identification information is the identification information of bearer corresponding to second client；
Changed in the identification information for locally preserving the current bearer of the first electronic bill, working as after its change The identification information of preceding bearer is the second identification information.
After completing transaction, user corresponding to the first client first electronic bill can be worked as by the first client broadcast The first information that preceding bearer changes, the first mark of the current bearer before change can also be included in the first information Information.After other clients receive the first information, according to the first information, search and preserved for first electronic bill Its current bearer identification information, if consistent with the first identification information, record the current of first electronic bill and hold Ticket people is changed, and the identification information for recording the current bearer after its change is the second identification information.And servicing Also first electronic bill can be recorded in device to be changed, and the identification information for recording the current bearer after its change is the Two identification informations.
Embodiment 5：
Subsequently in order that user corresponding to the second client can use the electronic bill, when described in the determination of the second client After first electronic bill is by checking, for second client, methods described also includes：
After the completion of transaction, the second identification information of current bearer according to corresponding to second client, described Second identification information is added in first electronic bill and generates the second electronic bill.
Specifically, the electronic bill generated in the embodiment of the present invention is will based on block chain technology, the second client Current bearer of its corresponding user as the electronic bill, according to the second identification information of the current bearer, by this Two identification informations are added in the first electronic bill, so as to generate the second electronic bill for including second identification information.Its In, it is existing that the second identification information is added in the first electronic bill generated based on block chain technology and generates the second electronic bill Technology, no longer repeated.
Because the change information of each electronic bill is also have recorded in server, therefore the second client can be to the second electricity Sub- bill is cashed, and further, methods described also includes：
The solicited message for cashing second electronic bill is sent to server, wherein comprising described in the solicited message The information of second electronic bill；
Receive the electronic bill that the server is sent and cash and complete information, wherein the electronic bill is cashed and completes information Identification information for the server according to the current bearer of each electronic bill of preservation, is judging second electronic bill Current bearer identification information it is consistent with second identification information when send, the electronic bill is cashed completes information In include the amount information cashed.
Because including the identification information and amount information of the current bearer of electronic bill in electronic bill, and take Record has the identification information of the current bearer of each electronic bill in business device, therefore server cashes electronic bill receiving Solicited message when, the electronic bill cashed can be verified, so as to judge whether to cash.
Certainly after the completion of cashing, server can also send the information for cashing completion, the wherein letter to each client The identification information for the electronic bill for carrying out having cashed is carried in breath, the electronic bill is recorded after receiving the information so as to client It has been cashed that, avoid the follow-up electronic bill from continuing to circulate.
Embodiment 6：
When the current bearer of the first electronic bill changes, the first electronic bill is currently held by the first client The first information that ticket people changes is broadcasted to other clients, but for the client newly reached the standard grade, if it fails The information of electronic bill before acquisition, it can not just complete the verification process of follow-up electronic bill.Therefore, in the various embodiments described above On the basis of, in embodiments of the present invention, for each client, methods described also includes：
The first electronic bill information table of itself preservation is broadcasted at set time intervals, wherein first electronic ticket According to preserving each electronic bill, the identification information of the current bearer of each electronic bill and each electronic bill in information table The generation time；
Receive the second electronic bill information table of other client broadcasts；
Compare the earliest generation time of electronic bill in the first electronic bill information table of itself preservation, if earlier than The earliest generation time of electronic bill in second electronic bill information table of other client broadcasts；
If not, using earliest the second electronic bill information table of the earliest generation time of electronic bill, to local preservation The first electronic bill information table renewal.
Specifically, the client saves electronic bill information table from local, wherein protected in electronic bill information table There is the information of each electronic bill, the information of the electronic bill includes：The identification information of each electronic bill, each electronic ticket According to the identification information of current bearer and the generation time of each electronic bill.
Each client at set time intervals, broadcasts the first electronic bill information table of itself preservation and receives it The second electronic bill information table that his client is broadcasted at set time intervals.
After the client receives the second electronic bill information table, compare itself preservation first electronic ticket it is believed that Cease the earliest generation time of electronic bill in table, if earlier than electronics in the second electronic bill information table of other client broadcasts The earliest generation time of bill, if it is, the client is not updated to the first electronic bill information table, if not, using The the second electronic bill information table of the earliest generation time of electronic bill earliest, to the first electronic bill information table locally preserved Renewal.
Wherein, when the client adds electronic billing system for the first time, if the time for adding electronic billing system is it The time that his client is being broadcasted, the client locally do not preserve any information, then can be in all electronic tickets received According to the second electronic bill information table that the earliest generation time in information table, searching electronic bill is earliest, by second electronic ticket Local is stored according to information table.
If, should during the interval time that the time that client adds electronic billing system is not broadcasted for other clients Client then can actively send the solicited message for obtaining electronic bill information table to other clients, will be certainly by other clients The electronic bill information table that body preserves is sent to the client.The client can be in all electronic bill information tables received In, the second electronic bill information table of the earliest generation time of electronic bill earliest is searched, by the second electronic bill information table It is stored in local.Or the client can also be when receiving the electronic bill to be verified of other clients transmission, Xiang Qi His client sends the solicited message for obtaining electronic bill information table, by the earliest generation time of electronic bill it is earliest second Electronic bill information table is stored in local and used.
Fig. 3 is a kind of verification process schematic diagram for electronic bill that the embodiment of the present invention 6 provides, and the process includes following step Suddenly：
S301：First user end to server sends electronic bill application, wherein including institute in the electronic bill application State the first identification information, amount of the instrument information and the bill type information of applicant corresponding to the first client.
S302：After server receives the electronic bill application, the electronic bill is generated according to the identification information of applicant, The information of the electronic bill is preserved in the server, and the information of the electronic bill of preservation is sent to each client, visitor After family termination receives the information of the electronic bill of server transmission, the information of the electronic bill is saved in local.
The information of electronic bill includes：The identification information of the electronic bill, the electronic bill are when the mark letter of antecessor Breath, the current bearer of the electronic bill is the applicant.
S303：First client sends electronic bill to the second client, and the second client receives the first client and sent Electronic bill, identify the first identification information of the current bearer included in the electronic bill.
S304：The identification information for the current bearer of each electronic bill that second client preserves according to itself, judges institute Whether the identification information for stating the current bearer of electronic bill is consistent with first identification information.
S305：When judging consistent, it is determined that the electronic bill carries out subsequent transaction by checking.
S306：After the completion of transaction, the current bearer of electronic bill described in the first client broadcast change first letter Breath, wherein the second identification information of the bearer after electronic bill change is included in the first information, second mark Know the identification information that information is bearer corresponding to second client.
S307：The electronic bill bearer that second client receives first client broadcast change the One information, changed in the identification information for locally preserving the current bearer of the first electronic bill, working as after its change The identification information of preceding bearer is the second identification information.
S308：The second identification information of second client current bearer according to corresponding to second client, in institute State and the second electronic bill of the second identification information generation is added in the first electronic bill.
Fig. 4 is a kind of checking apparatus structure schematic diagram of electronic bill provided in an embodiment of the present invention, applied to the second visitor Family end, the device include：
Receiving module 41, the first electronic bill sent for receiving the first client, identifies first electronic bill In the first identification information of current bearer for including；
First judge module 42, for the identification information of the current bearer of each electronic bill preserved according to itself, sentence Whether the identification information of the disconnected current bearer of first electronic bill is consistent with first identification information；
Determining module 43, for when the first judge module judged result is to be, it is determined that first electronic bill leads to Checking is crossed, when the first judge module judged result is no, determines that first electronic bill is not verified.
Described device also includes：
Generation module 44, after the completion of working as transaction, the second of current bearer according to corresponding to second client Identification information, second identification information is added in first electronic bill and generates the second electronic bill.
The generation module 44, specifically for adding second identification information at the end of first electronic bill.
The receiving module 41, it is additionally operable to after the completion of transaction, receives first electricity of first client broadcast The first information that sub- bill bearer changes, wherein after changing in the first information comprising first electronic bill The second identification information of bearer, second identification information are the identification information of bearer corresponding to second client；
Described device also includes：
Memory module 45, for being become in the identification information for locally preserving the current bearer of the first electronic bill Change, the identification information of its current bearer after changing is the second identification information.
Described device also includes：
Sending module 46, the solicited message of second electronic bill is cashed for being sent to server, wherein described please Seek the information that second electronic bill is included in information；
The receiving module 41, it is additionally operable to receive the electronic bill that the server is sent and cashes and complete information, wherein institute State electronic bill and cash the identification information for completing information for the server according to the current bearer of each electronic bill of preservation, Sent when judging that the identification information of current bearer of second electronic bill is consistent with second identification information, institute Electronic bill is stated to cash in completion information comprising the amount information cashed.
The sending module 46, it is additionally operable to broadcast the first electronic bill information of itself preservation at set time intervals Table, wherein preserving each electronic bill, the mark of the current bearer of each electronic bill in the first electronic bill information table Know the generation time of information and each electronic bill；
The receiving module 41, it is additionally operable to receive the second electronic bill information table of other client broadcasts；
First judge module 42, it is additionally operable to compare electronic ticket in the first electronic bill information table that itself is preserved According to the earliest generation time, if earlier than the earliest life of electronic bill in the second electronic bill information table of other client broadcasts Into the time；
The memory module 45, it is additionally operable to when the judged result of first judge module is no, using electronic bill Earliest the second electronic bill information table of earliest generation time, the first electronic bill information table locally preserved is updated.
Described device also includes：
Identification module 47, for identifying the bill type information included in first electronic bill and amount of the instrument letter Breath；
Second judge module 48, for judge the bill type information and amount of the instrument information whether with itself needed for Bill type and the amount of the instrument are consistent；
The determining module 43, it is additionally operable to when the second judge module judged result as when being, it is determined that first electronics Bill, when the second judge module judged result is no, determines that first electronic bill is not verified by checking.
Fig. 5 is a kind of checking apparatus structure schematic diagram of electronic bill provided in an embodiment of the present invention, applied to the first visitor Family end, the device include：
Sending module 51, for sending the first electronic bill to the second client；
Receiving module 52, the letter for passing through checking for receiving the first electronic bill that second electronic client is sent Breath, wherein described information are the first electronic bills that second client receives the transmission of the first client, identification described the The first identification information of the current bearer included in one electronic bill；The each electronic bill preserved according to the second client is worked as The identification information of preceding bearer, judge the identification information of the current bearer of the first electronic bill and first identification information Sent when consistent.
The sending module 51, it is additionally operable to broadcast the first letter that the current bearer of the first electronic bill changes Breath, wherein the second identification information of the bearer after first electronic bill change is included in the first information, described the Two identification informations are the identification information of bearer corresponding to second client, other clients is preserved first electronics The identification information of the current bearer of bill is changed, and the identification information of its current bearer after changing is believed for the second mark Breath.
The sending module 51, it is additionally operable to broadcast the first electronic bill information of itself preservation at set time intervals Table, wherein preserving each electronic bill, the mark letter of the current bearer of each electronic bill in the electronic bill information table The generation time of breath and each electronic bill；
The receiving module 52, it is additionally operable to receive the second electronic bill information table of other client broadcasts；Compare itself The earliest generation time of electronic bill in the first electronic bill information table preserved, if earlier than other client broadcasts The earliest generation time of electronic bill in second electronic bill information table；
Described device also includes：
Judge module 53, for when the second comparison module comparative result for be when, using electronic bill earliest generation when Between earliest the second electronic bill information table, the first electronic bill information table locally preserved is updated.
The sending module 51, it is additionally operable to send electronic bill application to server, wherein in the electronic bill application Include the first identification information of applicant, amount of the instrument information and bill type information corresponding to first client；
The receiving module 52, it is additionally operable to receive the first electronic bill that the server is sent, wherein the first electronic ticket According to for the server broadcast and saving the mark of first electronic bill and the current bearer of the first electronic bill Sent after information.
Fig. 6 be a kind of electronic bill provided in an embodiment of the present invention checking system structural representation, the system bag Include the checking device of the electronic bill applied to the second client 61 as shown in Figure 4, and as shown in Figure 5 be applied to the first visitor The checking device of the electronic bill at family end 62.
The system also includes：
Server 63, the electronic bill application sent for receiving first client, wherein the electronic bill Shen Please in include the first identification information of applicant, amount of the instrument information and bill type information corresponding to first client； According to the first identification information of the applicant, amount of the instrument information and bill type information, the first electronic bill is generated, is preserved The information of first electronic bill is simultaneously sent to each client.
The server, it is additionally operable to receive the request for cashing second electronic bill letter that second client is sent Breath, wherein including the information of second electronic bill in the solicited message；Currently held according to each electronic bill of preservation The identification information of ticket people, judging the identification information of the current bearer of second electronic bill and second identification information When consistent, cashed to second client transmission electronic bill and complete information, the electronic bill, which is cashed, to be completed to wrap in information Containing the amount information cashed.
The embodiments of the invention provide a kind of verification method of electronic bill, apparatus and system, to solve existing bill Verification efficiency is low, complexity is high, and the problem of poor reliability, this method includes：Receive the first electricity of the first client transmission Sub- bill, identify the first identification information of the current bearer included in first electronic bill；Preserved according to itself every The identification information of the individual current bearer of electronic bill, judge the current bearer of the first electronic bill identification information whether with First identification information is consistent；If consistent, it is determined that first electronic bill is by checking, otherwise, it determines described the One electronic bill is not verified.Because client preserves the mark of the current bearer of each electronic bill in the embodiment of the present invention Know information, and the first identification information of current bearer is also included in electronic bill, therefore client can be by judging this Whether the identification information for the current bearer of electronic bill that ground preserves is consistent with first identification information, realizes to electronic ticket According to checking, the verification process participates in without banking system, therefore verification process is simple, efficiency high, in addition because every client The identification information of the current bearer of each electronic bill is all preserved at end, therefore can caused by effectively reducing information centre By the risk of property difference.
For systems/devices embodiment, because it is substantially similar to embodiment of the method, so the comparison of description is simple Single, the relevent part can refer to the partial explaination of embodiments of method.
It should be understood by those skilled in the art that, embodiments herein can be provided as method, system or computer program Product.Therefore, the application can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware Apply the form of example.Moreover, the application can use the computer for wherein including computer usable program code in one or more The computer program production that usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.) The form of product.
The application is with reference to the flow according to the method for the embodiment of the present application, equipment (system) and computer program product Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in individual square frame or multiple square frames.
Although having been described for the preferred embodiment of the application, those skilled in the art once know basic creation Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent Select embodiment and fall into having altered and changing for the application scope.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the application to the application God and scope.So, if these modifications and variations of the application belong to the scope of the application claim and its equivalent technologies Within, then the application is also intended to comprising including these changes and modification.

Claims (23)

1. a kind of verification method of electronic bill, it is characterised in that applied to the second client, methods described includes：
The first electronic bill of the first client transmission is received, the current bearer's included in identification first electronic bill First identification information；
According to the identification information for the current bearer of each electronic bill that itself is preserved, judge that first electronic bill is currently held Whether the identification information of ticket people is consistent with first identification information；
If it is, first electronic bill is determined by checking, otherwise, it determines first electronic bill is not by testing Card.
2. according to the method for claim 1, it is characterised in that described after determining first electronic bill by checking Method also includes：
After the completion of transaction, the second identification information of current bearer according to corresponding to second client, described first Second identification information is added in electronic bill and generates the second electronic bill.
3. according to the method for claim 2, it is characterised in that described to add described second in first electronic bill Identification information includes：
Second identification information is added at the end of first electronic bill.
4. according to the method for claim 2, it is characterised in that described after determining first electronic bill by checking Method also includes：
After the completion of transaction, the first electronic bill bearer of first client broadcast changes first is received Information, wherein the second identification information of the bearer after first electronic bill change is included in the first information, it is described Second identification information is the identification information of bearer corresponding to second client；
Changed in the identification information for locally preserving the current bearer of the first electronic bill, currently holding after its change The identification information of ticket people is the second identification information.
5. according to the method for claim 4, it is characterised in that methods described also includes：
The solicited message for cashing second electronic bill is sent to server, wherein including described second in the solicited message The information of electronic bill；
Receive the electronic bill that the server is sent and cash and complete information, to complete information be institute wherein the electronic bill is cashed Identification information of the server according to the current bearer of each electronic bill of preservation is stated, is judging working as second electronic bill What the identification information of preceding bearer was sent when consistent with second identification information, the electronic bill, which is cashed, to be completed to wrap in information Containing the amount information cashed.
6. according to the method for claim 4, it is characterised in that methods described also includes：
Broadcast at set time intervals itself preservation the first electronic bill information table, wherein first electronic ticket it is believed that The life of each electronic bill, the identification information of the current bearer of each electronic bill and each electronic bill is preserved in breath table Into the time；
Receive the second electronic bill information table of other client broadcasts；
Compare the earliest generation time of electronic bill in the first electronic bill information table of itself preservation, if earlier than other The earliest generation time of electronic bill in second electronic bill information table of client broadcast；
If not, using earliest the second electronic bill information table of the earliest generation time of electronic bill, to locally preserve the One electronic bill information table updates.
7. according to the method for claim 1, it is characterised in that described to determine first electronic bill by verifying it Before, in addition to：
Identify the bill type information and amount of the instrument information included in first electronic bill；
Judge the bill type information and amount of the instrument information whether with itself needed for bill type and the amount of the instrument it is consistent, If it is, determine that first electronic bill passes through checking.
8. a kind of verification method of electronic bill, it is characterised in that applied to the first client, methods described includes：
The first electronic bill is sent to the second client；
The first electronic bill of the second electronic client transmission is received by the information of checking, wherein described information is described Second client receives the first electronic bill of the first client transmission, is included in identification first electronic bill current The first identification information of bearer；The identification information of the current bearer of each electronic bill preserved according to the second client, sentences What the identification information of the disconnected current bearer of first electronic bill was sent when consistent with first identification information.
9. according to the method for claim 8, it is characterised in that after the completion of transaction, methods described also includes：
The first information that the current bearer of the first electronic bill changes is broadcasted, wherein including institute in the first information The second identification information of the bearer after the change of the first electronic bill is stated, second identification information is second client pair The identification information of the bearer answered, other clients is preserved the identification information of the current bearer of the first electronic bill and occur Change, the identification information of its current bearer after changing is the second identification information.
10. according to the method for claim 9, it is characterised in that methods described also includes：
Broadcast at set time intervals itself preservation the first electronic bill information table, wherein first electronic ticket it is believed that The life of each electronic bill, the identification information of the current bearer of each electronic bill and each electronic bill is preserved in breath table Into the time；
Receive the second electronic bill information table of other client broadcasts；
Compare the earliest generation time of electronic bill in the first electronic bill information table of itself preservation, if earlier than other The earliest generation time of electronic bill in second electronic bill information table of client broadcast；
If not, using earliest the second electronic bill information table of the earliest generation time of electronic bill, to locally preserve the One electronic bill information table updates.
11. according to the method for claim 8, it is characterised in that it is described to the second client send the first electronic bill it Before, methods described also includes：
Electronic bill application is sent to server, wherein including Shen corresponding to first client in the electronic bill application The first identification information, amount of the instrument information and the bill type information asked someone；
The first electronic bill that the server is sent is received, described the is saved wherein the first electronic bill is the server Sent after one electronic bill and the identification information of the current bearer of the first electronic bill.
12. the checking device of a kind of electronic bill, it is characterised in that described device includes：
Receiving module, the first electronic bill sent for receiving the first client, identifies and is included in first electronic bill Current bearer the first identification information；
First judge module, for the identification information of the current bearer of each electronic bill preserved according to itself, described in judgement Whether the identification information of the current bearer of the first electronic bill is consistent with first identification information；
Determining module, for when the first judge module judged result for be when, it is determined that first electronic bill by checking, When the first judge module judged result is no, determine that first electronic bill is not verified.
13. device according to claim 12, it is characterised in that described device also includes：
Generation module, for after the completion of transaction, the second mark of current bearer according to corresponding to second client to be believed Breath, second identification information is added in first electronic bill and generates the second electronic bill.
14. device according to claim 13, it is characterised in that the generation module, specifically in the described first electricity Add second identification information in the end of sub- bill.
15. device according to claim 13, it is characterised in that the receiving module, be additionally operable to after the completion of transaction, connect The first information that the first electronic bill bearer of first client broadcast changes is received, wherein first letter The second identification information of the bearer after first electronic bill change is included in breath, second identification information is described the The identification information of bearer corresponding to two clients；
Described device also includes：
Memory module, for being changed in the identification information for locally preserving the current bearer of the first electronic bill, its The identification information of current bearer after change is the second identification information.
16. device according to claim 15, it is characterised in that described device also includes：
Sending module, the solicited message of second electronic bill is cashed for being sent to server, wherein the solicited message In include the information of second electronic bill；
The receiving module, it is additionally operable to receive the electronic bill that the server is sent and cashes and complete information, wherein the electronics Bill cash complete information be the server according to the identification information of the current bearer of each electronic bill of preservation, judging What the identification information of the current bearer of second electronic bill was sent when consistent with second identification information, the electronics Bill, which is cashed, to be completed in information comprising the amount information cashed.
17. device according to claim 15, it is characterised in that the sending module, be additionally operable to the time according to setting The first electronic bill information table that interval broadcast preserves itself, wherein preserving each electricity in the first electronic bill information table The generation time of sub- bill, the identification information of the current bearer of each electronic bill and each electronic bill；
The receiving module, it is additionally operable to receive the second electronic bill information table of other client broadcasts；
First judge module, it is additionally operable to compare in the first electronic bill information table of itself preservation electronic bill most The early generation time, if earlier than in the second electronic bill information table of other client broadcasts during the earliest generation of electronic bill Between；
The memory module, it is additionally operable to when the judged result of first judge module is no, using the earliest of electronic bill The the second electronic bill information table of time earliest is generated, the first electronic bill information table locally preserved is updated.
18. device according to claim 12, it is characterised in that described device also includes：
Identification module, for identifying the bill type information and amount of the instrument information that are included in first electronic bill；
Second judge module, for the bill class needed for judging the bill type information and amount of the instrument information whether with itself Type and the amount of the instrument are consistent；
The determining module, it is additionally operable to when the second judge module judged result as when being, it is determined that first electronic bill leads to Checking is crossed, when the second judge module judged result is no, determines that first electronic bill is not verified.
19. the checking device of a kind of electronic bill, it is characterised in that described device includes：
Sending module, for sending the first electronic bill to the second client；
Receiving module, for receiving the information of the first electronic bill that second electronic client sends by checking, wherein Described information is the first electronic bill that second client receives the transmission of the first client, identifies first electronic ticket The first identification information of the current bearer included in；The current bearer of each electronic bill preserved according to the second client Identification information, judge to send out when the identification information of the current bearer of the first electronic bill is consistent with first identification information Send.
20. device according to claim 19, it is characterised in that the sending module, be additionally operable to broadcast first electricity The first information that the sub- current bearer of bill changes, wherein changing in the first information comprising first electronic bill The second identification information of bearer afterwards, second identification information are believed for the mark of bearer corresponding to second client Breath, other clients is preserved the identification information of the current bearer of the first electronic bill and changed, after it changes The identification information of current bearer is the second identification information.
21. device according to claim 20, it is characterised in that the sending module, be additionally operable to the time according to setting The first electronic bill information table that interval broadcast preserves itself, wherein preserving each electronic ticket in the electronic bill information table According to the identification information of, the current bearer of each electronic bill and the generation time of each electronic bill；
The receiving module, it is additionally operable to receive the second electronic bill information table of other client broadcasts；Compare itself preservation The earliest generation time of electronic bill in the first electronic bill information table, if earlier than the second electricity of other client broadcasts The earliest generation time of electronic bill in sub- billing information table；
Described device also includes：
Judge module, for when the second comparison module comparative result for be when, it is earliest using the earliest generation time of electronic bill The second electronic bill information table, the first electronic bill information table for locally preserving is updated.
22. device according to claim 19, it is characterised in that the sending module, be additionally operable to send electricity to server Sub- bill application, wherein the first mark letter comprising applicant corresponding to first client in the electronic bill application Breath, amount of the instrument information and bill type information；
The receiving module, it is additionally operable to receive the first electronic bill that the server is sent, wherein the first electronic bill is institute After stating server broadcast and saving first electronic bill and the identification information of the current bearer of the first electronic bill Send.
23. the checking system of a kind of electronic bill, it is characterised in that the system is included described in claim any one of 12-18 The electronic bill applied to the second client checking device, and described in claim any one of 19-22 be applied to first The checking device of the electronic bill of client.
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