CN101789063A - Hand-held terminal for starting-up encryption and decryption by utilizing handwriting identification and implementing method thereof - Google Patents
Hand-held terminal for starting-up encryption and decryption by utilizing handwriting identification and implementing method thereof Download PDFInfo
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Abstract
The invention provides a hand-held terminal for starting-up encryption and decryption by utilizing handwriting identification and an implementing method thereof, and belongs to the field of electronic equipment. The hand-held terminal comprises a hand-held terminal control unit, a handwriting input structure, a handwriting identification module, a handwriting identification right management module and a starting-up encryption module. By utilizing the handwriting input structure, a user can effectively fulfill the aim of identifying the identity in a mode of putting personal handwriting in the hand-held terminal, so that a right of the user for entering the hand-held terminal to perform content operation is determined; and the user does not need remembering a password, the privacy and the safety of the data information of the hand-held terminal can be effectively ensured, and great value is brought to the user.
Description
Technical field
The invention belongs to electronic device field, relate to a kind of handheld terminal and its implementation of utilizing person's handwriting to discern the encryption and decryption of starting shooting.
Background technology
In current society, along with developing rapidly of electronic technology, the electronics handheld terminal has become modern's indispensable carry-on equipment of life of working.A lot of important data and documentum privatums all are stored in the described handheld terminal, so its security and reliability are particularly important.
At present, most of handheld terminals on the market all do not load safety precautions or safety precautions extremely thin a little less than, this brings very big hidden danger for user of handheld terminal.Therefore be necessary to propose a kind of new, and have the handheld terminal of good safety precautions.
Person's handwriting identification is an important research content of living things feature recognition, and it is the identification of utilization computer patterns, and methods such as texture analysis by the relatively discriminating between two parts person's handwriting, determine whether it is the technical skill of same people's person's handwriting.Utilize person's handwriting to discern the handheld terminal of the encryption and decryption of starting shooting, can guarantee the data security of handheld terminal.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can allow the user realize the handheld terminal of identity validation operating function by handwriting input, and corresponding implementation method.
A kind of start shooting handheld terminal of encryption and decryption of person's handwriting identification that utilizes, it includes the handheld terminal fuselage, is encapsulated in the operation interface on the described fuselage and is arranged on storage unit, input block, output unit, battery in the fuselage.This handheld terminal also includes:
Handwriting recognition module, it comprises the standard handwriting submodule that prestores the validated user standard handwriting, in order to storing the person's handwriting submodule to be identified of information to be identified, and transfer the person's handwriting that the handwriting information in person's handwriting submodule to be identified and the standard handwriting submodule compares and discern and differentiate submodule;
The start encrypting module is to be used for carrying out encryption by the standard handwriting submodule that adopts handwriting recognition module the module of the start of control handheld terminal.
Further, described a kind of handheld terminal that utilizes person's handwriting to discern the encryption and decryption of starting shooting also has following technical characterictic:
In the standard handwriting submodule, be provided with abstract content sub-module of standard handwriting and standard handwriting biological characteristic sub-module, the abstract content sub-module of standard handwriting wherein, it is the abstract content that can represent its implication by the identification of standard handwriting content is extracted, standard handwriting biological characteristic sub-module wherein is the set that can represent this user handwriting biological characteristic of extracting by to the analysis of the biological characteristic of standard handwriting content.
In person's handwriting submodule to be identified, be provided with abstract content sub-module of person's handwriting to be identified and person's handwriting biological characteristic sub-module to be identified, the abstract content sub-module of person's handwriting to be identified wherein, it is the abstract content that can represent this input content implication of this user by the identification of person's handwriting content to be identified is extracted, person's handwriting biological characteristic sub-module to be identified wherein is the set by the biological characteristic that can represent this person's handwriting content of this user that the analysis of the hand-written biological characteristic of person's handwriting content to be identified is extracted.
Differentiate in the submodule at person's handwriting, be provided with the abstract content of person's handwriting and differentiate sub-module and person's handwriting biological characteristic discriminating sub-module, the abstract content of person's handwriting is wherein differentiated sub-module, in order to the difference between abstract content sub-module of more described person's handwriting to be identified and the abstract content sub-module of standard handwriting, person's handwriting biological characteristic is wherein differentiated sub-module, in order to the difference between more described person's handwriting biological characteristic sub-module to be identified and the standard handwriting biological characteristic sub-module.
In this handheld terminal, corresponding described person's handwriting identification authority management module, be provided with in order to the recognition threshold of determining the recognition threshold scope and adjust submodule, comprising the abstract content discrimination threshold of person's handwriting sub-module, and person's handwriting biological characteristic discrimination threshold sub-module.
Described handwriting recognition module comprises the time restriction module, and handheld terminal carries out encryption and decryption according to the time set value of described time restriction module to handheld terminal.
Described handwriting recognition module comprises the region limiting module, and described region limiting module comprises a region identification module, is to be used to measure handheld terminal region location of living in, sets judgement whether to the start shooting module of encryption and decryption of handheld terminal according to the user.
A kind of method of utilizing person's handwriting identification carrying out handheld terminal start encryption and decryption includes following steps:
Step 1: the user utilizes handheld terminal, and selecting with the person's handwriting is the cipher mode of handheld terminal start;
Step 2: the user selects existing training person's handwriting as the standard reference person's handwriting, or obtains the standard reference person's handwriting by the mode of training again;
Step 3: the user utilizes the rapid standard reference person's handwriting that obtains of previous step, and the selected power up function of step 1 is carried out the person's handwriting cryptographic operation;
Step 4: the user opens at needs under the situation of handheld terminal, and in the touch input structure of handheld terminal, carrying out with the handheld terminal unlatching is the person's handwriting identification input operation of purpose;
Step 5: step 2 is obtained in standard reference person's handwriting and the step 4 user that obtains import person's handwriting and compare;
Step 6: hand-held starting up of terminal under the comparison situation about passing through, otherwise handheld terminal can't normally use, and the user can be transferred to step 3 and carry out person's handwriting or identification again, or end operation.
Further, described a kind of method of utilizing person's handwriting identification carrying out handheld terminal start encryption and decryption also has following technical characterictic:
In described step 4 and step 5, recognition threshold can supportingly be set adjust submodule, set submodule comprising the abstract content discrimination threshold of person's handwriting, and person's handwriting biological characteristic discrimination threshold sub-module part, by adjusting recognition threshold, can adjust the difficulty or ease coefficient that person's handwriting is discerned by the button that is arranged on the handheld terminal.
In described step 4 and step 5, if discerning the number of times of trial continuously, the user discerns frequency threshold value greater than person's handwriting, perhaps discern interlude less than time threshold, system will refuse to attempt, end operation, otherwise, just can be transferred to step 3, proceed identification and attempt.
Corresponding step 4 or step 5 or step 6 can be adjusted the encryption and decryption authority in its different time by time qualified module.
Corresponding step 4 or step 5 or step 6 can limit module by the region encryption and decryption authority that obtains address list in the different regions is provided with.
The invention has the advantages that: utilize the present invention, the user can realize the purpose of identification effectively by the mode of the individual person's handwriting of input, thereby the decision user enters into the authority that handheld terminal carries out content operation; The user need not keep password firmly in mind, can guarantee privacy, the security of handheld terminal data information effectively, for the user has brought huge value.
Description of drawings
The present invention will be described in more detail below in conjunction with accompanying drawing.
Fig. 1 is the circuit block diagram that utilizes person's handwriting to discern the handheld terminal of the encryption and decryption of starting shooting of the present invention.
Fig. 2 is that the person's handwriting that utilizes among the present invention is discerned the handheld terminal structural representation of the encryption and decryption of starting shooting, and is a kind of embodiment
Fig. 3 is the handheld terminal synoptic diagram that utilizes person's handwriting to discern the encryption and decryption of starting shooting of the present invention, and handwriting inputting structure wherein is touch-screen and writing pencil.
Fig. 4 is the handheld terminal synoptic diagram that utilizes person's handwriting to discern the encryption and decryption of starting shooting of the present invention, and handwriting inputting structure wherein is the image pick-up type handwriting inputting structure.
Fig. 5 is the structural representation that utilizes person's handwriting to discern the handheld terminal of the encryption and decryption of starting shooting of the present invention, and person's handwriting input wherein realizes by using trace ball.
Fig. 6 is the start shooting process flow diagram of implementation method of handheld terminal of encryption and decryption of person's handwriting identification that has of the present invention.
Embodiment
Below with reference to accompanying drawing, the present invention is described further in conjunction with specific embodiment.
At first join shown in Figure 1ly, one-piece construction of the present invention is described.
Of the present invention have a start shooting handheld terminal 100 of encryption and decryption of person's handwriting identification, is packaged with following structure:
Handheld terminal control module 110, it should comprise the calculation process module with data processing function, in order to connect and to control following handwriting inputting structure 200, handwriting recognition module 300, person's handwriting identification authority management module 400 and start encrypting module 500.
Person's handwriting identification authority management module 400, it is in order to receive the person's handwriting recognition result of described handwriting recognition module 300, to decide the open state of handheld terminal 100.
Start encrypting module 500, this module is carried out encryption by adopting the standard handwriting submodule 310 in the handwriting recognition module 300, the start of control handheld terminal 100.The user is when using handheld terminal 100, and start encrypting module 500 can have been encrypted or handheld terminal 100 and unencryption by prompting user handheld terminal 100.
In described standard handwriting submodule 310, be provided with abstract content sub-module 311 of standard handwriting and standard handwriting biological characteristic sub-module 312, the abstract content sub-module 311 of standard handwriting wherein, it is the abstract content that can represent its implication by the identification of standard handwriting content is extracted, standard handwriting biological characteristic sub-module 312 wherein is the set that can represent this user handwriting biological characteristic of extracting by to the analysis of the biological characteristic of standard handwriting content.
In person's handwriting submodule 320 to be identified, be provided with abstract content sub-module 321 of person's handwriting to be identified and person's handwriting biological characteristic sub-module 322 to be identified, the abstract content sub-module 321 of person's handwriting to be identified wherein, it is the abstract content that can represent this input content implication of this user by the identification of person's handwriting content to be identified is extracted, person's handwriting biological characteristic sub-module 322 to be identified wherein is the set by the biological characteristic that can represent this person's handwriting content of this user that the analysis of the hand-written biological characteristic of person's handwriting content to be identified is extracted.
Differentiate in the submodule 330 at person's handwriting, be provided with the abstract content of person's handwriting and differentiate sub-module 331 and person's handwriting biological characteristic discriminating sub-module 332, the abstract content of person's handwriting is wherein differentiated sub-module 331, in order to the difference between abstract content discriminating sub-module 321 of more described person's handwriting to be identified and the abstract content sub-module 311 of standard handwriting, person's handwriting biological characteristic is wherein differentiated sub-module 332, in order to the difference between more described person's handwriting biological characteristic sub-module 322 to be identified and the standard handwriting biological characteristic sub-module 312.
In handwriting recognition module 300, can add time restriction module 340, handheld terminal 100 utilizes the time set value of time restriction module 340, and handheld terminal 100 is carried out encryption and decryption.Handheld terminal 100 starts need not to import the person's handwriting Information Authentication after the user can setting value be set to 18:00 every day, and handheld terminal 100 starts need person's handwriting identification checking after the every day 6:00.
In handwriting recognition module 300, can add region limiting module 350, region limiting module 350 includes region determination module 351, can measure handheld terminal 100 region locations of living in by region determination module 351, sets judgement whether to handheld terminal 100 encryption of starting shooting according to the user.The user can set handheld terminal 100 in the workplace or public arena when start time need import the person's handwriting information encryption, handheld terminal 100 starts need not person's handwriting identification checking when personal air.
In this handheld terminal 100, corresponding described person's handwriting identification authority management module 400, be provided with in order to the recognition threshold of determining the recognition threshold scope and adjust submodule 410, when discerning in order to regulate person's handwriting, person's handwriting to be identified that the user imported and the similarity threshold between the standard handwriting.Threshold value is high more, and it is high more to represent similarity to require.
For example and without limitation, this threshold value can comprise the abstract content discrimination threshold of person's handwriting sub-module 411, in order to adjust the similarity threshold of abstract content; And person's handwriting biological characteristic discrimination threshold sub-module 412, in order to adjust the similarity threshold of person's handwriting biological characteristic.
Further, described handheld terminal 100 with handwriting recognition identification affirmation function also should include following structure:
The storage unit 120 of handheld terminal 100, in order to the supporting program of storage the present invention, and user's handwriting information etc.
The input block 130 of handheld terminal 100, certainly, following handwriting inputting structure 200 also belongs to the input block 130 of handheld terminal 100, and, as input structure independently, can comprise in button 131, touch-screen 132, the camera 134 one or more.
The output unit 140 of handheld terminal 100, as common for example and non-limiting, can be display screen 141, loudspeaker 142 or status recognition pilot lamp 143.Certainly, aforesaid touch-screen 132 also is a kind of form of display screen 141.These export structures are all in order to indication and the relevant status information of person's handwriting identification.
Certainly, can also as required handheld terminal battery 150 be set, external power supply perhaps be set power.
Launch explanation below in conjunction with some specific embodiments.
Join shown in Figure 2ly,, be packaged with handwriting inputting structure, specifically realize by touch-screen 132 utilizing person's handwriting identification to start shooting on the housing of handheld terminal 100 of encryption and decryption.
In the housing of handheld terminal 100, also be packaged with aforesaid each functional structure in order to person's handwriting identification.
In this embodiment, validated user uses finger 700 to import the handwriting information 600 of oneself, is " Wang Si " to discern to determine whether handheld terminal 100 starts shooting by person's handwriting in the present embodiment.
In the embodiment shown in fig. 3, in this handheld terminal 100, set handwriting inputting structure is touch pad 210 and writing pencil 135.In the touch pad 210, the realization principle of Presentation Function does not limit, such as, LCDs, electroluminescent display panel etc. can.In addition, adopt electric ink (E-ink) display screen of electrophoresis microcapsule, have high energy-saving effect, therefore, can also implement structure as preferred display screen in the present invention.
In the embodiment shown in fig. 4, set handwriting inputting structure is an image pick-up type handwriting inputting structure 220 in this handheld terminal, and it is provided with camera 134.Utilize camera 134 to take users' hand-written action, the track record of hand-written action is got off, discern as user's handwriting content.
In the embodiment shown in fig. 5, set handwriting inputting structure is the trace ball input structure in this handheld terminal 100, and it is provided with the keyboard 131 that has trace ball.Utilize rotation and press trace ball 131a, the user can import the person's handwriting track and note, and discerns as user's handwriting content.
The person's handwriting that utilizes described in the invention is discerned the handheld terminal 100 of the encryption and decryption of starting shooting, and the cover implementation method of oneself is arranged, and this method includes following steps:
Step 1, validated user is carried out with the prestore hand-written operation of purpose of standard handwriting by the handwriting inputting structure on the handheld terminal 100 200.
Such as, the user carries out the person's handwriting input operation by Fig. 2, Fig. 3, Fig. 4, handwriting inputting structure 200 shown in Figure 5.And before normal the use, at first should import individual's person's handwriting normative reference, be called individual's standard handwriting.Corresponding specific handheld terminal 100, the user who has standard handwriting is validated user; Otherwise, be the disabled user.
Step 2, the handwriting characteristic after the standard handwriting information of validated user analyzed is pre-stored in the standard handwriting submodule 310 of handwriting recognition module 300.
For example and without limitation, described standard handwriting can be divided into abstract content and biological characteristic two parts.Abstract content can refer to concrete character content implication, and such as character " Wang Si " or word contents such as " apples ", no matter the word shape write, size are how, the content of text of these characters is exactly the abstract content of standard handwriting; Certainly, figure also can be abstract, such as, draw a circle, though the enough circles of its energy still can take out " circle " this figure.Abstract content part can be stored in the abstract content sub-module 311 of standard handwriting.
Standard handwriting biological characteristic sub-module 312 mainly is meant personal characteristics when the user carries out handwriting, physiological characteristic etc., such as, the structure of stroke, the dynamics of stroke, at the dynamics feature and the curvilinear characteristic of specific stroke.Same word, the custom that everyone writes all are different.Set up according to the said handwriting characteristic in front after user's the standard handwriting biological characteristic sub-module 312, just can be have easily compared according to user's person's handwriting biological characteristic.
Step 3, it is the hand-written operation of purpose that the user utilizes handwriting inputting structure 200 to carry out to obtain the authority permission at handheld terminal 100.
In order to obtain to use the authority of handheld terminal 100, the user just need carry out hand-written operation by handwriting inputting structure 200, thereby opens handheld terminal 100.
The user is temporary in respectively in the abstract content sub-module 321 of person's handwriting to be identified and person's handwriting biological characteristic sub-module 322 to be identified in the person's handwriting submodule 320 to be identified to be identified as the person's handwriting that purpose is imported.What wherein, store in the abstract content sub-module 321 of person's handwriting to be identified is the abstract content of this person's handwriting input; Storage is the biological characteristic of this person's handwriting input in the person's handwriting biological characteristic sub-module 322 to be identified.
Step 4, via the handwriting recognition module in the handheld terminal 100 300, the person's handwriting to be identified that utilizes standard handwriting submodule 310 to come the user is imported is discerned.
When carrying out person's handwriting identification, need from standard handwriting submodule 310, call abstract content sub-module 311 of standard handwriting and standard handwriting biological characteristic sub-module 312; Need from person's handwriting submodule 320 to be identified, call abstract content sub-module 321 of person's handwriting to be identified and person's handwriting biological characteristic sub-module 322 to be identified.
Then, differentiate sub-module 331 and person's handwriting biological characteristic discriminating sub-module 332 by the abstract content of person's handwriting in the person's handwriting discriminating submodule 330, difference between abstract content sub-module 321 of more described respectively person's handwriting to be identified and the abstract content sub-module 311 of standard handwriting, and the difference between more described person's handwriting biological characteristic sub-module 322 to be identified and the standard handwriting biological characteristic sub-module 312.
Relatively, obtain the diversity factor between abstract content sub-module 321 of person's handwriting to be identified and the abstract content sub-module 311 of standard handwriting, and obtain the diversity factor between person's handwriting biological characteristic sub-module 322 to be identified and the standard handwriting biological characteristic sub-module 312.
Then, call recognition threshold and adjust the abstract content discrimination threshold of person's handwriting sub-module 411 and person's handwriting biological characteristic discrimination threshold sub-module 412 in the submodule 410.By adjusting recognition threshold, the degree of agreement when adjusting the person's handwriting comparison is adjusted the difficulty or ease coefficient that person's handwriting is discerned in other words.If within threshold value, then being considered as identification, passes through degree of agreement; Outside threshold value, then be considered as identification and do not pass through.
When discerning, if the user has forgotten the abstract content of person's handwriting, so, want the biological characteristic of person's handwriting to coincide at least, just can be considered as by.In this case, can also be when the user forgets the primary standard handwriting information, can import the handwriting information of non-object content,, start the authority permissions module 420 in the person's handwriting identification authority management module 400 by the person's handwriting biological characteristic in the handwriting information of discerning non-object content.Further, can set the user handwriting biological characteristic separately as the biological characteristic threshold value that starts in the person's handwriting identification authority management module 400, and when the handwriting information of user's input does not reach the permission degree of biological characteristic threshold value, will point out the user further to import handwriting information.
Step 5, by the recognition result of person's handwriting identification authority management module 400 according to handwriting recognition module 300, under situation about whether discerning, whether decision handheld terminal 100 starts shooting.
Extent of competence can be set by the equipment supplier, also can be set up on their own by the user.Such as, the user can be after identification be passed through, handheld terminal 100 starts; Otherwise handheld terminal 100 keeps original state.As shown in Figure 6, after described step 5, discern frequency threshold value if the user discerns the number of times of trial continuously more than or equal to person's handwriting, system will refuse to attempt end operation; Be less than or equal to frequency threshold value if the user discerns the number of times of trial continuously, just can be transferred to step 3, proceed identification and attempt.
Further, can also do following setting as required:
As shown in Figure 6, in described step 4 and step 5, only, just can be transferred to step 3, proceed identification and attempt discerning interlude more than or equal to time threshold T; If identification at interval less than time threshold T, then can not continue to attempt end operation.
Further, in aforesaid step, if under the continuous unrecognized situation of number of times less than frequency threshold value N of user, the user just can continue to attempt handwriting recognition, otherwise will be under an embargo.
More than be the description of this invention and non-limiting, based on other embodiment of inventive concept, all among protection scope of the present invention.
Claims (12)
1. one kind is utilized the start shooting handheld terminal of encryption and decryption of person's handwriting identification, it includes the handheld terminal fuselage, be encapsulated in the operation interface on the described fuselage and be arranged on storage unit, input block, output unit, battery in the fuselage, it is characterized in that this handheld terminal also includes:
Handwriting recognition module, comprise the standard handwriting submodule that prestores the validated user standard handwriting, in order to storing the person's handwriting submodule to be identified of information to be identified, and transfer the person's handwriting that the handwriting information in person's handwriting submodule to be identified and the standard handwriting submodule compares and discern and differentiate submodule;
The start encrypting module is to be used for carrying out encryption by the standard handwriting submodule that adopts handwriting recognition module the module of the start of control handheld terminal.
2. a kind of handheld terminal that utilizes person's handwriting to discern the encryption and decryption of starting shooting according to claim 1, it is characterized in that: in the standard handwriting submodule, be provided with abstract content sub-module of standard handwriting and standard handwriting biological characteristic sub-module, the abstract content sub-module of standard handwriting wherein, it is the abstract content that can represent its implication by the identification of standard handwriting content is extracted, standard handwriting biological characteristic sub-module wherein is the set that can represent this user handwriting biological characteristic of extracting by to the analysis of the biological characteristic of standard handwriting content.
3. a kind of handheld terminal that utilizes person's handwriting to discern the encryption and decryption of starting shooting according to claim 1, it is characterized in that: in person's handwriting submodule to be identified, be provided with abstract content sub-module of person's handwriting to be identified and person's handwriting biological characteristic sub-module to be identified, the abstract content sub-module of person's handwriting to be identified wherein, it is the abstract content that can represent this input content implication of this user by the identification of person's handwriting content to be identified is extracted, person's handwriting biological characteristic sub-module to be identified wherein is the set by the biological characteristic that can represent this person's handwriting content of this user that the analysis of the hand-written biological characteristic of person's handwriting content to be identified is extracted.
4. according to claim 1,2 or 3 described a kind of handheld terminals that utilize person's handwriting to discern the encryption and decryption of starting shooting, it is characterized in that: differentiate in the submodule at person's handwriting, be provided with the abstract content of person's handwriting and differentiate sub-module and person's handwriting biological characteristic discriminating sub-module, the abstract content of person's handwriting is wherein differentiated sub-module, in order to the difference between abstract content sub-module of more described person's handwriting to be identified and the abstract content sub-module of standard handwriting, person's handwriting biological characteristic is wherein differentiated sub-module, in order to the difference between more described person's handwriting biological characteristic sub-module to be identified and the standard handwriting biological characteristic sub-module.
5. a kind of handheld terminal that utilizes person's handwriting to discern the encryption and decryption of starting shooting according to claim 1, it is characterized in that: in this handheld terminal, corresponding described person's handwriting identification authority management module, be provided with in order to the recognition threshold of determining the recognition threshold scope and adjust submodule, comprising the abstract content discrimination threshold of person's handwriting sub-module, and person's handwriting biological characteristic discrimination threshold sub-module.
6. a kind of handheld terminal that utilizes person's handwriting identification to start shooting according to claim 1, it is characterized in that: described handwriting recognition module comprises the time restriction module, handheld terminal carries out encryption and decryption according to the time set value of described time restriction module to handheld terminal.
7. a kind of handheld terminal that utilizes person's handwriting identification to start shooting according to claim 1, it is characterized in that: described handwriting recognition module comprises the region limiting module, described region limiting module comprises a region identification module, be to be used to measure handheld terminal region location of living in, set judgement whether to the start shooting module of encryption and decryption of handheld terminal according to the user.
8. method of utilizing person's handwriting identification to carry out handheld terminal start encryption and decryption is characterized in that this method includes following steps:
Step 1: the user utilizes handheld terminal, and selecting with the person's handwriting is the cipher mode of handheld terminal start;
Step 2: the user selects existing training person's handwriting as the standard reference person's handwriting, or obtains the standard reference person's handwriting by the mode of training again;
Step 3: utilize the rapid standard reference person's handwriting that obtains of previous step, the selected power up function of step 1 is carried out the person's handwriting cryptographic operation;
Step 4: the user opens at needs under the situation of handheld terminal, and in the touch input structure of handheld terminal, carrying out with the handheld terminal unlatching is the person's handwriting identification input operation of purpose;
Step 5: step 2 is obtained in standard reference person's handwriting and the step 4 user that obtains import person's handwriting and compare;
Step 6: hand-held starting up of terminal under the comparison situation about passing through, otherwise handheld terminal can't normally use, and the user can be transferred to step 3 and carry out person's handwriting or identification again, or end operation.
9. a kind of method of utilizing person's handwriting identification carrying out handheld terminal start encryption and decryption according to claim 8, it is characterized in that: in described step 4 and step 5, recognition threshold can supportingly be set adjust submodule, set submodule comprising the abstract content discrimination threshold of person's handwriting, and person's handwriting biological characteristic discrimination threshold sub-module part, by adjusting recognition threshold, can adjust the difficulty or ease coefficient that person's handwriting is discerned by the button that is arranged on the handheld terminal.
10. a kind of implementation method of utilizing the method for person's handwriting identification carrying out handheld terminal start encryption and decryption according to claim 8, it is characterized in that: in described step 4 and step 5, if the user discerns the number of times of trial continuously and discerns frequency threshold value greater than person's handwriting, perhaps discern interlude less than time threshold, system will refuse to attempt, end operation, otherwise, just can be transferred to step 3, proceed identification and attempt.
11. a kind of implementation method of utilizing the method for person's handwriting identification carrying out handheld terminal start encryption and decryption according to claim 8, it is characterized in that: corresponding step 4 or step 5 or step 6, can adjust the encryption and decryption authority in its different time by time qualified module.
12. a kind of implementation method of utilizing the method for person's handwriting identification carrying out handheld terminal start encryption and decryption according to claim 8, it is characterized in that: corresponding step 4 or step 5 or step 6 can limit module by the region encryption and decryption authority that obtains address list in the different regions is provided with.
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| CN102722328A (en) * | 2012-05-25 | 2012-10-10 | 北京壹人壹本信息科技有限公司 | Method for unlocking electronic device and electronic device |
| CN103034429A (en) * | 2011-10-10 | 2013-04-10 | 北京千橡网景科技发展有限公司 | Identity authentication method and device for touch screen |
| CN103092500A (en) * | 2011-10-31 | 2013-05-08 | 汉王科技股份有限公司 | Method for unlocking screen, touch screen and electronic equipment |
| CN103870734A (en) * | 2014-03-04 | 2014-06-18 | 上海众人网络安全技术有限公司 | Electronic transaction certification method and system adopting handwriting recognition |
| CN111033513A (en) * | 2017-09-29 | 2020-04-17 | 株式会社东海理化电机制作所 | Switching device |
| CN112949377A (en) * | 2020-12-25 | 2021-06-11 | 深圳市鹰硕教育服务有限公司 | Permission management method and system based on stroke order, OCR (optical character recognition) and artificial intelligence |
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Application publication date: 20100728 |