CN105975110A - Electronic handwriting pen system supporting mobile non-contact type data exchange and storage and method - Google Patents
Electronic handwriting pen system supporting mobile non-contact type data exchange and storage and method Download PDFInfo
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- CN105975110A CN105975110A CN201610357055.7A CN201610357055A CN105975110A CN 105975110 A CN105975110 A CN 105975110A CN 201610357055 A CN201610357055 A CN 201610357055A CN 105975110 A CN105975110 A CN 105975110A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/30—Writer recognition; Reading and verifying signatures
- G06V40/37—Writer recognition; Reading and verifying signatures based only on signature signals such as velocity or pressure, e.g. dynamic signature recognition
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- Human Computer Interaction (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
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- Position Input By Displaying (AREA)
- Character Discrimination (AREA)
Abstract
The invention provides an electronic handwriting pen system supporting mobile non-contact type data exchange and storage and a method. The system comprises an electronic pen and an upper computer; the electronic pen comprises a pen holder, and a power supply module, a main control module, a physical storage module, a communication module and a communication antenna are arranged in the pen holder; the functions of the electronic handwriting pen and data storage are integrated together, data transmission is achieved in a wireless communication mode, and meanwhile security verification is conducted through handwriting recognition. Through the mode of combining the electronic pen with storage equipment, the functions of the electronic pen are extended, and a safe and smooth data exchange mode is achieved. Through the electronic handwriting system, data storage and exchange operations can be safer, easier and smoother.
Description
Technical field: the present invention relates to pen-based interaction and communication technical field, is specifically related to a kind of support and moves noncontact
The electronic handwriting pen system and method for formula data exchange storage.
Background technology: along with the development of pen-based interaction technology, pen-based input equipment is more widely used and sets in different
Standby, such as mobile phone, panel computer, intelligence desktop and personal computer.Under pen type interactive system, pen-based input equipment can be real
Now write, draw and the function such as command operation.Be designed, draw, the work such as cartoon making time, generally involve designer
Discuss in group and design is shared, how to carry out data transmission fast and effectively, ensure the safety of its data simultaneously, become
It it is a problem demanding prompt solution.
Traditional portable memory apparatus can solve the problems referred to above to a certain extent, but it still suffers from following lacking
Point: (1) is due to the restriction of contact physical interface, it is achieved need to mate corresponding number when equipment connects and data transmit
According to line or interface, and the limited amount of contact physical interface, interface quantity can occur when multiple external equipments are concurrently accessed
Not enough situation；(2) some portable memory apparatus small volume, is easily lost；(3) when using conventional memory device, number
According to the password that input is preset that is achieved in that of protection, and input password and need to use physical keyboard or dummy keyboard to realize, behaviour
Make the most smooth；(4) conventional memory device is when carrying out data transmission and exchange frequently, needs repeatedly to plug equipment,
Complex operation and losing time.
Summary of the invention:
Goal of the invention: the present invention provide a kind of electronic handwriting pen system supporting the exchange storage of mobile non-contact data and
Method, its objective is that the contact interface that solution conventional data storage equipment occurs in data transmission procedure repeatedly plugs, peace
The problems such as full verification operation is loaded down with trivial details.
Technical scheme:
A kind of electronic handwriting pen system supporting mobile non-contact data exchange storage, it is characterised in that: this system bag
Including electronic pen and host computer, electronic pen includes penholder, it is characterised in that: it is provided with supply module, main control module, physics in penholder
Memory module, communication module and communication antenna；Supply module, physical memory module and communication module are all connected with main control module,
Communication antenna is positioned at penholder afterbody, is connected with communication module；Communication module connects supply module and physical memory module, power supply
Module is connected with physical memory module；Host computer and communication module wireless connections.
This writing pencil also includes USB interface, and USB interface is connected with physical memory module, and USB interface is positioned at penholder tail end and puts
In a tail-hood.
Above-mentioned support is utilized to move user's body that the electronic handwriting pen system of non-contact data exchange storage is implemented
Part verification method, it is characterised in that: the method passes through to increase data storage function on the basis of the original writing function of electronic pen,
In the way of radio communication, carry out data exchange, utilize person's handwriting identification to carry out safety verification trigger data transmission.
Concretely comprise the following steps:
(1) upper passenger family end is installed, keeps normal program operation；
(2) radio communication function of client terminal start-up host computer is utilized, it is ensured that the actual range between host computer and electronic pen
In the range of the communication distance of corresponding communication mode；
(3) host computer carries out equipment identification to pen, checks whether and sets safety verification person's handwriting, if not setting, it is provided that peace
Entirely verify interface, it is desirable to user's setting individual safety verification person's handwriting, arrange and the most afterwards handwriting information is sent to electronic pen；
(4) if having set safety verification person's handwriting, then checking handwriting information uploaded by request electronic pen, after receiving handwriting information,
Display safety verification interface, request user carries out safety verification；
(5) if the checking person's handwriting input received meets default, then turn-on data transmission, it is allowed to user obtains electronic pen and deposits
Storage fileinfo and operate on it；
(6) if the person's handwriting input received is not inconsistent with presetting, host computer client generates user's information, it is desirable to user
Again input；
(7) host computer client provides browsing and operating function of electronic pen inner storag information, and client supports that person's handwriting is defeated
Enter, a gesture commands inputs and control command input；
(8) after file is transmitted, it is allowed to disconnect in client, or electronic pen exceedes communication with host computer spacing
After distance range a period of time, equipment connects disconnection automatically, is again coupled to again to log in.
Host computer is to support electronic pen input and have radio communication and the computer of screen display function or flat board electricity etc.,
Host computer helps user to browse the file structure in electronic pen memorizer, and facilitates user to select the file in electronic pen
Select, shear, replicate, paste and deletion action.
Described person's handwriting is the person's handwriting identification information with user biological feature, and safety verification person's handwriting is user-defined
Property person's handwriting, when setting first, host computer input of identifying the handwriting is analyzed and by handwriting characteristic record at host computer and electronics
In the memorizer of pen.
(3) in step: safety verification person's handwriting identification allows to realize with following algorithm:
1) when user sets signature first, the x-y information of real-time capture handwriting signature sample point, and storage is every simultaneously
The sampling time t that individual sample point is corresponding, formation signature sample dot information collection P{ [(x, y), t] | (x, y) ∈ signature track }；
2) according to temporal information t, the vector of adjacent sample point composition in set of computations PForm vector set
3) angle theta between adjacent vector in vector set V is calculated, if θ > 90 °, then angle vertex information [(x, y), θ] is added
Enter and gather in Q, form feature point set, and set Q{ [(x, y), θ] | θ > 90 °, (x, y) ∈ signs track } it is the person's handwriting of this user
Identification and matching template；
4) when carrying out person's handwriting identification checking, the x-y of system real-time capture handwriting signature sample point and temporal information,
Form signature sample point set P1{[(x1,y1),t1]|(x1,y1) ∈ signs track；
5) draw square boundary frame for signature track and scale, obtaining the sample point diagram consistent with template size and sample
Point set P2{[(x2,y2),t1]|(x2,y2) ∈ scaling after signature track；
6) for sample point set P2Calculate feature point set Q2{[(x2,y2),θ2]|θ2> 90 °, (x2,y2) ∈ scaling after signature
Track }；
7) sample characteristics point set P is calculated2And Euler's distance r between each corresponding point in template characteristic point set P2；
8) if Euler's distance r2< r (r is empirical value), and θ2-θ < β (β is empirical value) then this Point matching success；
9) if percentage value c of counting that the match is successful2> c (c is empirical value), then decision verification person's handwriting mates into
Merit.
(8) electronic pen and the connection control of host computer in step, relates to formula 1 and formula 2, particularly as follows:
Wherein PTFor wireless signal transmission power, PRFor receiving power, r is the distance between electronic pen and host computer, and n is
Loss factor；PKAnd TKIt is respectively and receives power and the threshold value of time；When S is 1, electronic pen and host computer are connection status；S is 0
Time, electronic pen disconnects with host computer.
Advantage and effect: the present invention provides a kind of electronic handwriting pen system supporting mobile non-contact data exchange storage
And method, it realizes data by the way of radio communication and passes together with function of electronic handwriting pen being become with data store set
Defeated, meanwhile, utilize person's handwriting identification to carry out security verification.By the way of electronic pen is combined with storage device, extend electronic pen
Function, it is achieved a kind of safe, smooth data exchange ways.The electronic handwritten system proposed by this patent, it is possible to make
Data storage swap operation is safer, simple and smooth.
Concrete meaning is as follows:
(1) function of pen is extended.The present invention, on the basis of conditional electronic writing pencil basic function, is integrated with further
Data storage and the function of non-contact data exchange, utilize person's handwriting order to carry out file operation, it is not necessary to use and set outside other
Standby, add the fluency of file operation, it is achieved that data storage exchange and the coupling of pen operation；
(2) use wireless communication technology, eliminate the restriction of contact physical interface.Conventional memory device passes through wired connection
Mode transmit data, in the case of frequent operation, find become with the action that storage device is inserted contact physical interface
For the main reason that limbs are tired, and Near-field Data transmission technology solves this problem dexterously, and meanwhile, contact physics connects
The limited amount of mouth, needs the quantity of expansion interface, and uses wireless communication technology to keep away when connecting multiple external equipment
Exempt from problems；
(3) data safety management function is realized.Allow the safety verification identification person's handwriting of user's setting individual, at electronic pen
Before carrying out data transmission, the safety verification person's handwriting inputted by user carries out identification to it, it is ensured that a storage device
The safety of upper data.
Accompanying drawing illustrates:
Fig. 1 is electronic stylus system structure chart of the present invention；
Fig. 2 is that electronic pen uses scene graph；
Fig. 3 is electronic pen cut-away view；
Fig. 4 is the safety verification procedure chart of electronic stylus system.
Fig. 5 is host computer fundamental diagram.
Detailed description of the invention: the present invention is described further below in conjunction with the accompanying drawings:
As shown in figs. 1 and 3, a kind of electronic handwriting pen system supporting mobile non-contact data exchange storage, this system
Including electronic pen and host computer, electronic pen includes penholder 6, is provided with supply module 1, main control module 2, physical store in penholder 6
Module 3, communication module 4 and communication antenna 5；Supply module 1, physical memory module 3 and communication module 4 are all with main control module 2 even
Connecing, communication antenna 5 is positioned at penholder 6 afterbody, is connected with communication module 4；Communication module 4 connects supply module 1 and physical store
Module 3, supply module 1 is connected with physical memory module 3；Host computer and communication module 4 wireless connections.
This writing pencil also includes that USB interface 7, USB interface 7 are connected with physical memory module 3, and USB interface 7 is positioned at penholder 6
Tail end is placed in a tail-hood.
This support is utilized to move the verification method that the electronic handwriting pen system of non-contact data exchange storage is implemented, logical
Cross increase data storage function on the basis of the original writing function of electronic pen, in the way of radio communication, carry out data exchange,
Person's handwriting identification is utilized to carry out safety verification trigger data transmission.
Below the present invention is described in further details:
System includes hardware components and software section:
(1) hardware components
Hardware components includes electronic pen and host computer.
Main control module is for carrying out information processing and controlling to physical memory module, communication module；Physical memory module is used
In file data, equipment mark code and the storage of safety verification handwriting characteristic；Communication module is used for reading support near-field communication merit
The Identity Code information of energy equipment, carries out authentication and transmits data；Host computer is for supporting electronic pen input and tool
There are radio communication and the equipment such as the computer of screen display function or panel computer.
Described communication module allows to realize data transmission in modes such as near-field communication, Wi-Fi or bluetooths.In different realizations
Under mode, equipment connects and data transmission need to meet its respective communication distance requirement.
Described electronic pen is also equipped with USB interface, charges for supply module, and allows for wire transmission.
Described physical memory module is the storage medium such as portable hard drive or flash memory.
Described supply module is lithium battery etc..
The function of electronic pen includes:
1) input function: include person's handwriting input, control command input and a gesture commands input.
2) storage function: storage includes user data, device identifying information and safety verification handwriting information.
3) communication function: set up communication connection, upload safety verification handwriting characteristic to host computer, swap file data and literary composition
Part operation information etc..
Host computer is for supporting electronic pen input, and has radio communication and the computer of screen display function or panel computer
Deng equipment.
The function of host computer includes:
1) storage function: include data storage and data manipulation.
2) radio communication: allow to realize in modes such as near-field communication, Wi-Fi or Bluetooth data transfer.
3) display function: operate with secondary file for carrying out browsing of file.
(2) software section
Software section is host computer client-side program, and this client has a following functions:
1) radio communication: include opening and closing radio communication, searching for electronic pen, be connected and disconnected from electronic pen, transmission literary composition
The functions such as part operation information and transmission file.
2) safety verification: include safety verification interface being provided, setting and receive safety verification person's handwriting, handwriting characteristic contrast etc.
Function.
3) browsing file: browse the fileinfo in electronic pen.
4) file operation: allow to carry out file operation by menu operation and person's handwriting order.
After client disconnects certain time with electronic pen, need to re-enter checking person's handwriting next time when connecting and step on
Record.
For realizing the safety of checking person's handwriting, allow user to cancel in safety verification interface during input validation person's handwriting and write
The visual feedback of person's handwriting.
Implement the subscriber authentication of above-mentioned a kind of electronic handwriting pen supporting mobile non-contact data exchange storage
Method, concretely comprises the following steps:
(1) upper passenger family end is installed, keeps normal program operation；
(2) radio communication function of client terminal start-up host computer is utilized, it is ensured that the actual range between host computer and electronic pen
In the range of the communication distance of corresponding communication mode；
(3) host computer carries out equipment identification to pen, checks whether and sets safety verification person's handwriting, if not setting, it is provided that peace
Entirely verify interface, it is desirable to user's setting individual safety verification person's handwriting, arrange and the most afterwards handwriting information is sent to electronic pen；
Safety verification person's handwriting identification allows to realize with following algorithm:
1) when user sets signature first, the x-y information of real-time capture handwriting signature sample point, and storage is every simultaneously
The sampling time t that individual sample point is corresponding, formation signature sample dot information collection P{ [(x, y), t] | (x, y) ∈ signature track }；
2) according to temporal information t, the vector of adjacent sample point composition in set of computations PForm vector set
3) angle theta between adjacent vector in vector set V is calculated, if θ > 90 °, then angle vertex information [(x, y), θ] is added
Enter and gather in Q, form feature point set, and set Q{ [(x, y), θ] | θ > 90 °, (x, y) ∈ signs track } it is the person's handwriting of this user
Identification and matching template；
4) when carrying out person's handwriting identification checking, the x-y of system real-time capture handwriting signature sample point and temporal information,
Form signature sample point set P1{[(x1,y1),t1]|(x1,y1) ∈ signs track；
5) draw square boundary frame for signature track and scale, obtaining the sample point diagram consistent with template size and sample
Point set P2{[(x2,y2),t1]|(x2,y2) ∈ scaling after signature track；
6) for sample point set P2Calculate feature point set Q2{[(x2,y2),θ2]|θ2> 90 °, (x2,y2) ∈ scaling after signature
Track }；
7) sample characteristics point set P is calculated2And Euler's distance r between each corresponding point in template characteristic point set P2；
8) if Euler's distance r2< r (r is empirical value), and θ2-θ < β (β is empirical value) then this Point matching success；
9) if percentage value c of counting that the match is successful2> c (c is empirical value), then decision verification person's handwriting mates into
Merit.
(4) if having set safety verification person's handwriting, then checking handwriting information uploaded by request electronic pen, after receiving handwriting information,
Display safety verification interface, request user carries out safety verification；
(5) if the checking person's handwriting input received meets default, then turn-on data transmission, it is allowed to user obtains electronic pen and deposits
Storage fileinfo and operate on it；
(6) if the person's handwriting input received is not inconsistent with presetting, host computer client generates user's information, it is desirable to user
Again input；
(7) host computer client provides browsing and operating function of electronic pen inner storag information, and client supports that person's handwriting is defeated
Enter, a gesture commands inputs and control command input；
(8) after file is transmitted, it is allowed to disconnect in client, or electronic pen exceedes communication with host computer spacing
After distance range a period of time, equipment connects disconnection automatically, is again coupled to need to again check safety verification person's handwriting.
Electronic pen controls with the connection of host computer, relates to formula 1 and formula 2, particularly as follows:
Wherein PTFor wireless signal transmission power, PRFor receiving power, r is the distance between electronic pen and host computer, and n is
Loss factor；PKAnd TKIt is respectively and receives power and the threshold value of time.When S is 1, electronic pen and host computer are connection status；S is 0
Time, electronic pen disconnects with host computer.
In the method for the invention, host computer is to support electronic pen input and have radio communication and screen display function
Computer or panel computer etc., host computer can help user to browse the file structure in electronic pen memorizer, and facilitate user
File in electronic pen is selected, shear, replicate, paste and the operation such as deletion.
In the method for the invention, described person's handwriting is the person's handwriting identification information with user biological feature.Safety verification pen
Mark is user-defined personalized person's handwriting.When setting first, host computer input of identifying the handwriting is analyzed and by handwriting characteristic
Record is in the memorizer of host computer and electronic pen.
In the method for the invention, during file data transfer, the distance between pen with host computer needs to be maintained at corresponding
In the communication distance (i.e. effective working distance) of communication mode.
Fig. 2 is that electronic pen uses scene graph, points out user to input person's handwriting identification information after upper computer detection to electronic pen, will
The input of user contrasts with the handwriting information pre-set, if the match is successful, triggers and reads file process, by electronic pen
The fileinfo of storage is sent to host computer；If the match is successful for person's handwriting, then notify that user re-enters person's handwriting by host computer.
Whole process needs to ensure between pen and host computer in the range of effective working distance.
Fig. 3 is electronic pen cut-away view, as it can be seen, its specific implementation method is as follows:
(1) device supply module 1, main control module 2, physical memory module 3, communication module 4 and communication antenna in electronic pen
5；
(2) information produced in interaction is collected and processes by main control module 2, and according to information to physical store
Module 3 and communication module 4 are controlled；
(3) physical memory module 3 is responsible for the storage of data, specifically include user data, main control module control information with
And safety verification handwriting characteristic etc.；
(4) communication module 4 under the control of main control module 2 with host computer communication, send during including first connection host computer
EIC equipment identification code information, person's handwriting identification checking information, the transmission of control information and user data etc.；
(5) supply module 1 is powered for each parts in pen.
Claims (8)
1. the electronic handwriting pen system supporting mobile non-contact data exchange storage, it is characterised in that: this system includes
Electronic pen and host computer, electronic pen includes penholder (6), it is characterised in that: it is provided with supply module (1), master control mould in penholder (6)
Block (2), physical memory module (3), communication module (4) and communication antenna (5)；Supply module (1), physical memory module (3) and
Communication module (4) is all connected with main control module (2), and communication antenna (5) is positioned at penholder (6) afterbody, is connected with communication module (4)
Connect；Communication module (4) connects supply module (1) and physical memory module (3), and supply module (1) is with physical memory module (3) even
Connect；Host computer and communication module (4) wireless connections.
The electronic handwriting pen system supporting mobile non-contact data exchange storage the most according to claim 1, its feature
It is: this writing pencil also includes that USB interface (7), USB interface (7) are connected with physical memory module (3), and USB interface (7) is positioned at
Penholder (6) tail end is placed in a tail-hood.
3. the electronic handwriting pen system utilizing the support described in claim 1 to move non-contact data exchange storage is implemented
User ID authentication method, it is characterised in that: the method is deposited by increasing data on the basis of the original writing function of electronic pen
Storage function, carries out data exchange in the way of radio communication, utilizes person's handwriting identification to carry out safety verification trigger data transmission.
User ID authentication method the most according to claim 3, it is characterised in that:
Concretely comprise the following steps:
(1) upper passenger family end is installed, keeps normal program operation；
(2) radio communication function of client terminal start-up host computer is utilized, it is ensured that the actual range between host computer and electronic pen is right
In the range of answering the communication distance of communication mode；
(3) host computer carries out equipment identification to pen, checks whether and sets safety verification person's handwriting, if not setting, it is provided that safety is tested
Card interface, it is desirable to user's setting individual safety verification person's handwriting, arranges and sends handwriting information to electronic pen the most afterwards；
(4) if having set safety verification person's handwriting, then checking handwriting information uploaded by request electronic pen, after receiving handwriting information, and display
Safety verification interface, request user carries out safety verification；
(5) if the checking person's handwriting input received meets default, then turn-on data transmission, it is allowed to user obtains electronic pen storage
Fileinfo also operates on it；
(6) if the person's handwriting input received is not inconsistent with presetting, host computer client generates user's information, it is desirable to user is again
Input；
(7) host computer client provides browsing and operating function of electronic pen inner storag information, and client supports person's handwriting input, pen
Gesture commands input and control command input；
(8) after file is transmitted, it is allowed to disconnect in client, or electronic pen exceedes communication distance with host computer spacing
After scope a period of time, equipment connects disconnection automatically, is again coupled to again to log in.
User ID authentication method the most according to claim 4, it is characterised in that:
Host computer is to support electronic pen input and have radio communication and the computer of screen display function or flat board electricity etc., upper
Machine helps user to browse the file structure in electronic pen memorizer, and facilitates user that the file in electronic pen is selected, cut
Cut, replicate, paste and deletion action.
User ID authentication method the most according to claim 4, it is characterised in that: described person's handwriting is special for having user biological
The person's handwriting identification information levied, safety verification person's handwriting is user-defined personalized person's handwriting, and when setting first, host computer is to pen
Mark input is analyzed and by handwriting characteristic record in the memorizer of host computer and electronic pen.
User ID authentication method the most according to claim 4, it is characterised in that:
(3) in step: safety verification person's handwriting identification allows to realize with following algorithm:
1) when user sets signature first, the x-y information of real-time capture handwriting signature sample point, and store each sample simultaneously
The sampling time t that this point is corresponding, formation signature sample dot information collection P{ [(x, y), t] | (x, y) ∈ signature track }；
2) according to temporal information t, the vector of adjacent sample point composition in set of computations PForm vector set
3) angle theta between adjacent vector in vector set V is calculated, if θ > 90 °, then angle vertex information [(x, y), θ] is added collection
Close in Q, form feature point set, and set Q{ [(x, y), θ] | θ > 90 °, (x, y) ∈ signs track } it is the person's handwriting identification of this user
Matching template；
4) when carrying out person's handwriting identification checking, the x-y of system real-time capture handwriting signature sample point and temporal information, formed
Signature sample point set P1{[(x1,y1),t1]|(x1,y1) ∈ signs track；
5) draw square boundary frame for signature track and scale, obtaining the sample point diagram consistent with template size and sample point set
P2{[(x2,y2),t1]|(x2,y2) ∈ scaling after signature track；
6) for sample point set P2Calculate feature point set Q2{[(x2,y2),θ2]|θ2> 90 °, (x2,y2) ∈ scaling after signature rail
Mark }；
7) sample characteristics point set P is calculated2And Euler's distance r between each corresponding point in template characteristic point set P2；
8) if Euler's distance r2< r (r is empirical value), and θ2-θ < β (β is empirical value) then this Point matching success；
9) if percentage value c of counting that the match is successful2> c (c is empirical value), then the match is successful for decision verification person's handwriting.
User ID authentication method the most according to claim 4, it is characterised in that:
(8) electronic pen and the connection control of host computer in step, relates to formula 1 and formula 2, particularly as follows:
Wherein PTFor wireless signal transmission power, PRFor receiving power, r is the distance between electronic pen and host computer, and n is loss
Coefficient；PKAnd TKIt is respectively and receives power and the threshold value of time；When S is 1, electronic pen and host computer are connection status；When S is 0,
Electronic pen disconnects with host computer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610357055.7A CN105975110B (en) | 2016-05-25 | 2016-05-25 | Support the electronic handwriting pen system and method for mobile non-contact data exchange storage |
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| CN201610357055.7A CN105975110B (en) | 2016-05-25 | 2016-05-25 | Support the electronic handwriting pen system and method for mobile non-contact data exchange storage |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101419577A (en) * | 2008-11-28 | 2009-04-29 | 上海凌锐信息技术有限公司 | Mobile memory apparatus with handwriting identification identity confirming function and implementing method thereof |
| CN102163091A (en) * | 2011-03-11 | 2011-08-24 | 王东 | Multifunctional electronic pen and software authorization method thereof |
| CN105183192A (en) * | 2015-09-08 | 2015-12-23 | 周兴剑 | Electronic identity pen based on intelligent touch screen interactive type input screen and electronic signing method |
| CN105227318A (en) * | 2015-09-30 | 2016-01-06 | 北京奇艺世纪科技有限公司 | A kind of identity identifying method and device |
| CN105446503A (en) * | 2016-01-06 | 2016-03-30 | 吴振华 | Intelligent pen for digitizing handwritten (drawn) information in real time |
| CN206209624U (en) * | 2016-05-25 | 2017-05-31 | 沈阳工业大学 | Support that mobile non-contact data exchanges the electronic handwriting pen system of storage |
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| CN105975110B (en) | 2019-04-30 |
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