CN101626574A - Method for mobile terminal autograph and mobile terminal thereof - Google Patents
Method for mobile terminal autograph and mobile terminal thereof Download PDFInfo
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- CN101626574A CN101626574A CN200910162472A CN200910162472A CN101626574A CN 101626574 A CN101626574 A CN 101626574A CN 200910162472 A CN200910162472 A CN 200910162472A CN 200910162472 A CN200910162472 A CN 200910162472A CN 101626574 A CN101626574 A CN 101626574A
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Abstract
The invention discloses a method for mobile terminal autograph and a mobile terminal thereof. The mobile terminal comprises a storage unit, a mode recognition unit and an autograph processing unit, wherein the storage unit is used for capturing input autograph when autograph is input to the mobile terminal, and storing the captured autograph in an autograph pattern form; the mode recognition unit is used for judging whether the input autograph is the autograph of a mobile terminal owner according to the pre-stored autograph mode, and triggering the autograph processing unit when the autograph is the autograph of the mobile terminal owner; the autograph processing unit is used for encrypting autograph pictures in the storage unit; and the mobile terminal and the autograph method can safely realize the autograph, and ensure that the later autograph is convenient and timely.
Description
Technical field
The present invention relates to the communication security field, relate in particular to the method and the portable terminal thereof that are used for mobile terminal autograph.
Background technology
At present, although information technology is more and more flourishing, some the important file that must must sign still needs in propria persona to sign, and the file of signing if desired is far away from the strange land, and that just needs signer in propria persona to arrive in the file location; Perhaps the file that will need to sign by modes such as mailing or express deliveries is given signer, and the file after signer will be signed again then sends and goes back.The method of this signature needs expensive manpower and materials and time to go to realize, and is very inconvenient.
Summary of the invention
Technical problem to be solved by this invention provides a kind of method and portable terminal thereof that is used for mobile terminal autograph, to solve the inconvenient problem that must be signed in person to the strange land and be brought by me that exists in the prior art.
In order to solve the problems of the technologies described above, the invention provides a kind of portable terminal, comprising: memory cell, pattern recognition unit and the processing unit of autographing, wherein,
Described memory cell is used for bearing the signature when being input to portable terminal, catch the signature of input, and the signature that will capture is stored with the signature graphic form;
Described pattern recognition unit, be used for bearing the signature when being input to portable terminal, judge according to the pattern of autographing that prestores whether the signature of input is that portable terminal is possessory and autographs, and confirming that this signature triggers the described processing unit of autographing when autographing for portable terminal is possessory;
The described processing unit of autographing is used for the signature figure of memory cell is carried out encryption.
Further, described portable terminal also comprises:
The editing and processing unit is used for that the described processing unit of autographing is carried out signature figure after the encryption and is inserted into predetermined electronic document and sends.
Further, described editing and processing unit specifically comprises: display module and sending module, wherein,
Described display module is used for the signature figure that the described processing unit of autographing carries out after the encryption is inserted into predetermined electronic document, and shows coordinate setting and the form of this signature figure in described predetermined electronic document;
Described sending module is used to adopt predetermined send mode will carry this predetermined electronic document of autographing and sends.
Further, described pattern recognition unit specifically is used for, preserve possessory vigour of style in writing dynamics of autographing of portable terminal and hand-written script custom in advance, when being input to portable terminal when bearing the signature, this signature and vigour of style in writing dynamics that prestores and hand-written script custom are analyzed, and when definite this signature is autographed for portable terminal is possessory, trigger the described processing unit of autographing.
Further, the described processing unit of autographing specifically comprises: judge module and ciphering unit, wherein,
Described judge module is used to judge whether the described function of autographing is unlocked, if trigger ciphering unit, otherwise the signature of this input is handled as common character;
Described ciphering unit, be used to adopt predetermined cryptographic algorithm, with when signature that generate with zero-time network time synchronization and pre-determined signature length effective time as two parameters in the predetermined cryptographic algorithm, described signature figure is carried out encryption, generate public key and/or private key.
Described predetermined send mode is one of following manner:
Multimedia message send mode, e-mail sending formula or bluetooth send mode.
In order to solve the problems of the technologies described above, the present invention also provides a kind of method that is used for mobile terminal autograph, and described portable terminal comprises: memory cell, pattern recognition unit and the processing unit of autographing said method comprising the steps of:
Steps A: when being input to described portable terminal when bearing the signature, described memory cell is caught the signature of input, and the signature that will capture is stored with the signature graphic form;
Step B: carry out simultaneously with steps A, described pattern recognition unit judges according to the possessory pattern of autographing of the handover terminal that prestores whether the signature of input is that portable terminal is possessory and autographs, and when confirming this signature to be that portable terminal is possessory autograph execution in step C;
Step C: the described processing unit of autographing carries out encryption to the signature figure in the described memory cell.
Further, also comprise behind the described step C:
The signature figure of editing and processing unit after with the described processing unit processes of autographing is inserted in the predetermined electronic document, and shows coordinate setting and the form of this signature figure in described electronic document;
Adopting predetermined send mode will carry the predetermined electronic document formula of autographing sends.
Further, described step B specifically comprises:
When bearing the signature the input portable terminal, to the sign possessory vigour of style in writing dynamics of autographing of portable terminal that prestores with it and hand-written script custom of described pattern recognition unit is analyzed, as definite this signature execution in step C when to be that portable terminal is possessory autograph.
Further, described step C specifically comprises:
Step C1: the described processing unit of autographing judges whether the described function of autographing is unlocked, if, execution in step C2, otherwise execution in step C3;
Step C2: adopt predetermined cryptographic algorithm, with when signature that generate with zero-time network time synchronization and pre-determined signature length effective time as two parameters in the predetermined cryptographic algorithm, signature figure in the memory cell is carried out encryption, generate public key and/or private key;
Step C3: the signature of this input is handled as common character.
Beneficial effect of the present invention is as follows:
Method and the portable terminal thereof that is used for mobile terminal autograph of the present invention can be autographed in safe realization, thereby allows later autographing become convenient and timely.
Other features and advantages of the present invention will be set forth in the following description, and becoming apparent from specification of part perhaps understood by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of being write, claims and accompanying drawing.
Description of drawings
Fig. 1 is the structural representation of embodiment of the invention portable terminal;
Fig. 2 is used for the schematic flow sheet of mobile terminal autograph method for the embodiment of the invention.
Embodiment
Specifically describe preferential embodiment of the present invention below in conjunction with accompanying drawing, wherein, accompanying drawing constitutes the application's part, and is used from explaination principle of the present invention with embodiments of the invention one.For clear and simplification purpose, when it may make theme of the present invention smudgy, with specifying in detail of known function and structure in the omission device described herein.
As shown in Figure 1, Fig. 1 is the structural representation of the described portable terminal of the embodiment of the invention, described portable terminal comprises: memory cell, pattern recognition unit, autograph processing unit and editing and processing unit, and wherein, the processing unit of autographing specifically comprises: judge module and encrypting module; The editing and processing unit specifically comprises: display module and sending module below will be elaborated to each unit and module.
(1) memory cell, when portable terminal was signed in the writing pen by portable terminal and touch input screen input, memory cell captured the signature of input fast, and should sign and store with the graphic form of signing temporarily.
(2) pattern recognition unit, before the function of autographing is used, pattern recognition unit at first needs information such as vigour of style in writing dynamics according to user's handwritten signature time the and hand-written script custom to preserve as the pattern of autographing, when identical vigour of style in writing dynamics and hand-written script custom etc. acquire a certain degree, these will be defaulted as the possessory pattern storage of autographing of portable terminal in pattern recognition unit.When being input to portable terminal when bearing the signature, when handling with memory cell, pattern recognition unit will be analyzed according to the signature of the pattern of autographing that prestores to this input, judge whether this signature is that portable terminal is possessory and autographs, if, then trigger the processing unit of autographing, otherwise this input signature failure.
(3) processing unit of autographing, judge whether the portable terminal owner opens the function of autographing, if open the function of autographing, the portable terminal owner operation of need autographing at this moment is described, the processing unit of then autographing calls the signature figure in the memory cell, and this signature figure is carried out encryption; If do not begin the function of autographing, illustrate that the portable terminal owner wants to do other characters at this moment and handles operation, as send short messages that the processing unit of then autographing is handled the signature of this time input as common character.The processing unit of autographing specifically comprises: judge module and encrypting module, wherein,
Judge module is connected with pattern recognition unit, is used for judging whether the function of autographing enables, if open the function of autographing, then triggers encrypting module and calls signature figure in the memory cell; If do not begin the function of autographing, then the signature of this time input is handled as common character.
Encrypting module, call the signature figure in the memory cell, this signature figure is carried out encryption, comprise: generate in the time of will signing one with the zero-time of network time synchronization and pre-determined signature length effective time as two parameters in the predetermined cryptographic algorithm, this signature figure is carried out encryption.Can realize signing effectively in certain time period that zero-time begins through predetermined cryptographic algorithm, spend this time period, signature is with automatic conductively-closed or deletion; And can generate public key and private key after the signature figure encrypted, wherein, public key is informed to the recipient that by the portable terminal owner recipient can decipher, view the signature figure according to public key, and private key is had by the portable terminal owner.For the sake of security, all can generate two keys of public key and private key usually; Certainly,, also can only generate in public key or the private key, public key or private key need be informed to the recipient this moment if not high to security requirement.
In the present embodiment, the predetermined cryptographic algorithm that is adopted is elliptic curve ECC, can certainly adopt other cryptographic algorithm.
(4) editing and processing unit, the signature figure after will handling through ciphering unit is inserted in Email or word document or other electronic documents that need sign and sends.The editing and processing unit specifically can comprise: display module and sending module, wherein,
Display module is inserted into the signature figure after the processing unit processes of autographing in the predetermined electronic document, and shows the coordinate setting of this signature figure in predetermined electronic document;
Sending module has a predetermined electronic document that the portable terminal owner autographs with what display module was handled well, adopts predetermined send mode to send to the recipient; Predetermined send mode can be multimedia message send mode, e-mail sending formula or bluetooth send mode etc.
Be elaborated below in conjunction with 2 pairs of application processes of accompanying drawing with portable terminal of the function of autographing.
As shown in Figure 2, Fig. 2 may further comprise the steps for the embodiment of the invention is used for the schematic flow sheet of mobile terminal autograph method:
Step 200: when input is signed on the touch input screen of the writing pen that utilizes portable terminal at portable terminal, the information of autographing such as vigour of style in writing dynamics when hand-written and hand-written script custom are kept in the pattern recognition unit, when identical vigour of style in writing dynamics and hand-written script custom etc. acquire a certain degree, these will be defaulted as the possessory pattern storage of autographing of portable terminal in pattern recognition unit, and the function of autographing in the mobile terminal function menu can begin to enable.
Step 201: when the portable terminal owner need sign when handling, the function menu by portable terminal starts the function of autographing, and imports the signature of oneself by the writing pen of portable terminal on touch-screen.
Step 202: memory cell captures the signature of input fast, and should sign with the signature graphic form store temporarily.
Step 203: with step 202 while, pattern recognition unit will be analyzed according to the signature of the pattern of autographing that prestores to this input, judge whether this signature is that portable terminal is possessory and autographs, if, execution in step 204, otherwise this input signature failure.
Step 204: the processing unit of autographing judges whether the function of autographing begins, if opened the function of autographing, then execution in step 205; If do not open the function of autographing, then execution in step 208;
Step 205: the processing unit of autographing calls the signature figure in the memory cell, it is carried out encryption, comprise: generate in the time of will signing one with the zero-time of network time synchronization and the effective time length of signing as two parameters in the predetermined cryptographic algorithm, this signature figure is carried out encryption; Can realize signing effectively in certain time period that zero-time begins through cryptographic algorithm, spend this time period, signature is with automatic conductively-closed or deletion; And this signature figure carried out generating private key and public key after the encryption, public key is informed to the recipient that by the portable terminal owner recipient can decipher, view the signature figure according to public key, and private key is had by the portable terminal owner.
In this step, predetermined cryptographic algorithm is elliptic curve ECC, mainly be because the computing of elliptic curve ECC cryptographic algorithm is simple, the efficient height, certainly, those of ordinary skills can also adopt other cryptographic algorithm to reach the purpose same with the embodiment of the invention, just illustrate no longer one by one herein.
Step 206: the signature figure that the display module of editing and processing unit will be autographed after the processing unit processes is inserted in the predetermined electronic document, and shows the coordinate setting of this signature figure in being scheduled to electronic document.
Step 207: the sending module of editing and processing unit will edit has the predetermined electronic document that the portable terminal owner autographs, and adopts predetermined send mode to send to the recipient; Predetermined send mode can be multimedia message send mode, e-mail sending formula or bluetooth send mode etc.
Step 208: this time character is handled as common character, and flow process finishes.
In sum, the embodiment of the invention provides a kind of method and portable terminal thereof that is used for mobile terminal autograph, this portable terminal has encryption performance, can safe realization autograph, can for adding, electronic documents such as Email or Word autograph easily, and send by multimedia message mode, lettergram mode or bluetooth approach, thereby manpower and materials have been saved greatly, realize the signatory of file timely, and expanded the utility function of portable terminal, greatly enlarged user and benefits of operators.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claims.
Claims (10)
1, a kind of portable terminal is characterized in that, comprising: memory cell, pattern recognition unit and the processing unit of autographing, wherein,
Described memory cell is used for bearing the signature when being input to portable terminal, catch the signature of input, and the signature that will capture is stored with the signature graphic form;
Described pattern recognition unit, be used for bearing the signature when being input to portable terminal, judge according to the pattern of autographing that prestores whether the signature of input is that portable terminal is possessory and autographs, and confirming that this signature triggers the described processing unit of autographing when autographing for portable terminal is possessory;
The described processing unit of autographing is used for the signature figure of memory cell is carried out encryption.
2, portable terminal according to claim 1 is characterized in that, described portable terminal also comprises:
The editing and processing unit is used for that the described processing unit of autographing is carried out signature figure after the encryption and is inserted into predetermined electronic document and sends.
3, portable terminal according to claim 2 is characterized in that, described editing and processing unit specifically comprises: display module and sending module, wherein,
Described display module is used for the signature picture figure that the described processing unit of autographing carries out after the encryption is inserted into predetermined electronic document, and shows coordinate setting and the form of this signature figure in described predetermined electronic document;
Described sending module is used to adopt predetermined send mode will carry this predetermined electronic document of autographing and sends.
4, according to any described portable terminal in the claim 1 to 3, it is characterized in that, described pattern recognition unit specifically is used for, preserve possessory vigour of style in writing dynamics of autographing of portable terminal and hand-written script custom in advance, when being input to portable terminal when bearing the signature, this signature and vigour of style in writing dynamics that prestores and hand-written script custom are analyzed, and when definite this signature is autographed for portable terminal is possessory, trigger the described processing unit of autographing.
5, according to any described portable terminal in the claim 1 to 3, it is characterized in that the described processing unit of autographing specifically comprises: judge module and ciphering unit, wherein,
Described judge module is used to judge whether the described function of autographing is unlocked, if trigger ciphering unit, otherwise the signature of this input is handled as common character;
Described ciphering unit, be used to adopt predetermined cryptographic algorithm, with when signature that generate with zero-time network time synchronization and pre-determined signature length effective time as two parameters in the predetermined cryptographic algorithm, signature figure in the memory cell is carried out encryption, generate public key and/or private key.
6, portable terminal according to claim 3 is characterized in that, described predetermined send mode is one of following manner:
Multimedia message send mode, e-mail sending formula or bluetooth send mode.
7, a kind of method that is used for mobile terminal autograph is characterized in that, described portable terminal comprises memory cell, pattern recognition unit and the processing unit of autographing, and said method comprising the steps of:
Steps A: when being input to described portable terminal when bearing the signature, described memory cell is caught the signature of input, and the signature that will capture is stored with the signature graphic form;
Step B: carry out simultaneously with steps A, described pattern recognition unit judges according to the possessory pattern of autographing of the handover terminal that prestores whether the signature of input is that portable terminal is possessory and autographs, and when confirming this signature to be that portable terminal is possessory autograph execution in step C;
Step C: the described processing unit of autographing carries out encryption to the signature figure in the described memory cell.
8, method according to claim 7 is characterized in that, also comprises behind the described step C:
The signature figure of editing and processing unit after with the described processing unit processes of autographing is inserted in the predetermined electronic document, and shows coordinate setting and the form of this signature figure in described electronic document;
Adopting predetermined send mode will carry the predetermined electronic document formula of autographing sends.
9, method according to claim 7 is characterized in that, described step B specifically comprises:
When bearing the signature the input portable terminal, to the sign possessory vigour of style in writing dynamics of autographing of portable terminal that prestores with it and hand-written script custom of described pattern recognition unit is analyzed, as definite this signature execution in step C when to be that portable terminal is possessory autograph.
10, according to any described method in the claim 7 to 9, it is characterized in that described step C specifically comprises:
Step C1: the described processing unit of autographing judges whether the described function of autographing is unlocked, if, execution in step C2, otherwise execution in step C3;
Step C2: adopt predetermined cryptographic algorithm, with when signature that generate with zero-time network time synchronization and pre-determined signature length effective time as two parameters in the predetermined cryptographic algorithm, signature figure in the memory cell is carried out encryption, generate public key and/or private key;
Step C3: the signature of this input is handled as common character.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN200910162472A CN101626574A (en) | 2009-08-06 | 2009-08-06 | Method for mobile terminal autograph and mobile terminal thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910162472A CN101626574A (en) | 2009-08-06 | 2009-08-06 | Method for mobile terminal autograph and mobile terminal thereof |
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| CN200910162472A Pending CN101626574A (en) | 2009-08-06 | 2009-08-06 | Method for mobile terminal autograph and mobile terminal thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101872420A (en) * | 2010-06-10 | 2010-10-27 | 石明霞 | Encrypted writing signing mobile terminal |
| CN103532910A (en) * | 2012-07-03 | 2014-01-22 | 北京三星通信技术研究有限公司 | Signature authentication method and apparatus of electronic device |
| WO2014044145A1 (en) * | 2012-09-18 | 2014-03-27 | 中国银联股份有限公司 | A system and method for business based on signature information |
| CN104471892A (en) * | 2011-12-02 | 2015-03-25 | 巴克莱银行公开有限公司 | User access control based on a graphical signature |
| CN106357408A (en) * | 2016-08-29 | 2017-01-25 | 广州御银自动柜员机科技有限公司 | Electronic signature encryption system |
-
2009
- 2009-08-06 CN CN200910162472A patent/CN101626574A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101872420A (en) * | 2010-06-10 | 2010-10-27 | 石明霞 | Encrypted writing signing mobile terminal |
| CN104471892A (en) * | 2011-12-02 | 2015-03-25 | 巴克莱银行公开有限公司 | User access control based on a graphical signature |
| CN103532910A (en) * | 2012-07-03 | 2014-01-22 | 北京三星通信技术研究有限公司 | Signature authentication method and apparatus of electronic device |
| CN103532910B (en) * | 2012-07-03 | 2018-06-15 | 北京三星通信技术研究有限公司 | The signature authentication method and apparatus of a kind of electronic equipment |
| WO2014044145A1 (en) * | 2012-09-18 | 2014-03-27 | 中国银联股份有限公司 | A system and method for business based on signature information |
| CN106357408A (en) * | 2016-08-29 | 2017-01-25 | 广州御银自动柜员机科技有限公司 | Electronic signature encryption system |
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Open date: 20100113 |