CN112162648B - Action traceable chain array pen - Google Patents
Action traceable chain array pen Download PDFInfo
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- CN112162648B CN112162648B CN202011063616.5A CN202011063616A CN112162648B CN 112162648 B CN112162648 B CN 112162648B CN 202011063616 A CN202011063616 A CN 202011063616A CN 112162648 B CN112162648 B CN 112162648B
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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
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
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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
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
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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
- G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/32—Digital ink
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The invention discloses a behavior traceable chain array pen, which utilizes a camera to obtain writing handwriting of a user, a pressure sensor and a dot array identification camera to obtain writing tracks of the user, introduces the writing tracks into a system, utilizes a block chain technology to store data, eliminates the situation that illegal persons realize data tampering through technical means, improves the anti-counterfeiting performance and the intensity of the data, utilizes hash value operation to generate a corresponding unique hash value for each block chain, binds the hash value with personnel data, stores the hash value data into a cloud database, and enables personnel to look up the data in the database in the cloud server through a remote client side or reversely trace the block chain through the hash value in the database in the cloud server The method has the advantages of ensuring the safety of the data in the database, remotely consulting the data in the cloud database and the like.
Description
Technical Field
The invention relates to the technical field of a chain array pen system, in particular to a chain array pen with traceable behaviors.
Background
With the progress of network science and technology and the development of computer technology, the way of remotely searching and looking up through personnel is gradually becoming the most mainstream means of remote teaching guidance at present by scanning and importing handwriting and writing tracks into a computer database. Dot matrix digital pen has greatly improved people's life convenience and work efficiency, dot matrix digital pen is one kind through printing the invisible dot matrix pattern of one deck on ordinary paper, the high-speed camera of digital pen front end catches the motion trail of nib at any time, pressure sensor passes pressure data back data processor simultaneously, finally pass through bluetooth or the outside novel instrument of writing of USB line transmission with information, but because it mainly adopts the network database to carry out data storage of current dot matrix pen writing system, personnel can only look up in the network database, can't accurately trace to this data, owing to adopt the database to save, the content accessible personnel of its storage modify, therefore, the security of data, accuracy and tracing problem gradually receive people's attention. In order to enable a consultant to accurately trace the source corresponding to the data in the database and ensure the safety of the data in the database, the invention provides a chain array pen with a traceable behavior.
Disclosure of Invention
The invention aims to provide a chain array pen with a traceable behavior, and aims to solve the problems that the existing chain array pen writing system provided in the background technology mainly adopts a network database for data storage, personnel can only look up the data in the network database and cannot accurately trace the source of the data, and the stored content can be modified by the personnel due to the adoption of the database for storage, so that the safety, the accuracy and the tracing problem of the data have great security holes.
In order to achieve the purpose, the invention provides the following technical scheme: a chain pen with traceable behaviors comprises a data acquisition module, a data primary processing module, an information sending module, a cloud server module, a server port module and a remote client module, wherein the data acquisition module is connected with the data primary processing module in a one-way mode, the data primary processing module is connected with the information sending module in a one-way mode, the information sending module is connected with the cloud server module in a one-way mode, the cloud server module is connected with the server port module in a two-way mode, and the server port module is connected with the remote client module in a two-way mode;
the data acquisition module is used for acquiring the handwriting and the writing track of a user;
the data primary processing module is used for sorting and packaging the data collected by the data collecting module and transmitting the sorted and packaged data to the information sending module;
the information sending module is used for transmitting the data which is sorted and packaged by the data primary processing module to the cloud server module;
the cloud server module is used for processing the data of the user writing handwriting and the writing track transmitted by the information sending module, processing the data transmitted by the information sending module and storing the data to the block chain, calculating the hash value of the block chain, storing the calculated unique hash value into a database of the cloud server module, and transmitting the data of the user writing handwriting and the writing track called from the block chain to the remote client module by using the server port module;
the server port module is used for connecting the remote client module with the cloud server module;
the remote client module is used for connecting the chain array pen, reviewing and checking writing handwriting of the user and writing track data in the cloud server module, and the remote client module comprises but is not limited to a computer, a mobile phone and an intelligent television.
Furthermore, the data acquisition module comprises a video data acquisition module and a movement track acquisition module;
the video data acquisition module comprises a camera and is used for acquiring handwriting of a user;
the mobile track acquisition module comprises a pressure sensor and a dot matrix identification camera, and is used for acquiring the writing track of a user;
the data acquisition module specifically comprises the following working steps:
1) starting a camera, scanning the dot matrix paper, and recording the scanned video data as data T;
2) simultaneously, starting a dot matrix identification camera, recording the position of a pen head of the chain array pen in real time, and recording the data as X;
3) recording the pressure of the pressure sensor in real time, and recording the pressure data as Y;
4) when Y is not equal to 0, the dot matrix identification camera rapidly records the position of the pen head of the chain array pen, records the data of the position of the pen head of the chain array pen as Xy,
5) acquiring coded data M of the chain array pen;
6) the data T, X, Y, Xy and the data M encoded by the chain-link pen are transmitted to the data primary processing module.
Further, the data primary processing module specifically comprises the following working steps:
1) receiving data T, X, Y, Xy and the chain-link pen self-encoding data M;
2) recording the pressure data Y of the pressure sensor just started as 0;
3) recording the changing instant pressure Y of the pressure sensor as Q1 when the pressure data of the pressure sensor is changed for the first time;
4) recording the instant pressure Y when the pressure data of the pressure sensor is changed to 0 again after the pressure data of the pressure sensor is changed for the first time as QY 1;
5) when the pressure data of the pressure sensor is changed from QY1, the change moment pressure Y is recorded as Q2;
6) recording the instantaneous pressure Y when the pressure data of the pressure sensor is changed from Q2 to 0 again as QY 2;
7) when the pressure data of the pressure sensor is changed from QYn, the changing instantaneous pressure Y is recorded as Q (n + 1);
8) recording the instantaneous pressure Y when the pressure data of the pressure sensor is changed from Q (n +1) to 0 again as QY (n + 1);
9) packing data Xy corresponding to the pressure data between the data Q1 and the data QY1 as W1;
10) packing data Xy corresponding to the pressure data between the data Q2 and the data QY2 as W2;
11) packing and recording data Xy corresponding to the pressure data between the data Qn and QYn as Wn;
12) and transmitting the data T, X, Y, Xy, Wn and the data M to the information sending module.
Further, the information sending module includes but is not limited to bluetooth and wireless network for connection transmission, and the specific working steps of the information sending module are as follows:
1) when the information is transmitted through the Bluetooth, the chain array pen is connected with the Bluetooth AP, so that the information is transmitted, and the Bluetooth AP transmits the information to the cloud server module through the network of the Bluetooth AP;
2) when the wireless network transmission is carried out, an area network is formed between the chain array pen and the wireless network equipment, information transmission is carried out between the area network and the wireless network equipment, then the wireless network equipment is connected with the internet through the wireless network or a wired network, and then the information is transmitted to the cloud server module.
Further, the cloud server module comprises a video data storage module, a data processing module and a data retrieval module, the video data storage module comprises a block chain module and a database module, the data processing module comprises a hash value operation comparison module, the data retrieval module is used for data retrieval comparison, and the cloud server module specifically comprises the following steps:
1) receiving data T, X, Y, Xy, Wn and data M transmitted by the information sending module;
2) packaging data transmitted by the information sending module of the first chain array pen into Z1;
3) packaging the data transmitted by the information sending module of the second chain array pen into Z2;
4) packing and recording data transmitted by an information sending module of the nth chain array pen as Zn, wherein n is 1-infinity;
5) storing data Z1, Z2, data T, X, Y, Xy in Zn and data Wn on the block chain, and respectively marked as Qk1, Qk2 and Qkn;
6) carrying out hash value calculation on Qk1, Qk2 and Qkn by using a data processing module to respectively obtain unique hash values;
7) extracting data M in the Qk1, Qk2 and Qkn data, and carrying out one-to-one correspondence on the data M and the personnel label data M prestored in the database;
8) binding the data M and the hash value calculated by the block chain corresponding to the data M, and recording as Hm;
9) storing the Hm data into a database;
10) the data retrieval module receives query information transmitted by a remote client;
11) extracting personnel information Km in query information transmitted by a remote client, comparing the Km with personnel tag data m in a database, and further detecting the personnel tag data m corresponding to the Km in the database;
12) retrieving data M from the data M, and retrieving corresponding Hm by using the data M;
13) extracting a hash value in the Hm data, and searching corresponding Zn from the Qkn by using the hash value;
14) t, X, Y, Xy in Zn data and data Wn are extracted;
15) t, X, Y, Xy and data Wn are transmitted to the remote client through the server port module.
Further, the server port module comprises a deployment work module, a system administrator platform management module, a school administrator platform management module, a teacher platform management module and a teacher reading and amending platform module;
the deployment working module comprises website deployment, database initialization, data processing service deployment and maintenance and connection of a PC client;
the system administrator platform management module comprises basic information maintenance, micro-test information maintenance, dot matrix label maintenance, data dictionary maintenance and system management, wherein the basic information maintenance specifically comprises school information, class information, teacher information and student information, the micro-test information maintenance specifically comprises micro-test paper, the dot matrix label maintenance specifically comprises student label downloading, the data dictionary maintenance specifically comprises school type, grade information, subject information and administrative division, and the system management specifically comprises user management, school user management, role user management, authority management, role authority management, menu management, online statistics, system configuration, user setting and system logs;
the system comprises a school administrator platform management module, a system management module and a data processing module, wherein the school administrator platform management module comprises basic information maintenance, micro-test information maintenance, dot matrix label maintenance and system management, the basic information maintenance specifically comprises school information, class information, teacher information and student information, the micro-test information maintenance specifically comprises micro-test paper, the dot matrix label maintenance specifically comprises student label downloading, and the system management specifically comprises user setting and user management;
the teacher platform management module comprises micro-test information maintenance, dot matrix label maintenance and system management, wherein the micro-test information maintenance is a micro-test paper, the dot matrix label maintenance is student label downloading, and the system management is user setting;
the teacher reviewing platform module comprises a micro-measuring reviewing and error-reading book.
Further, the specific working steps of the behavior traceable chain array pen are as follows:
1) starting the chain array pen, and connecting the chain array pen with a remote client through Bluetooth and a wireless network;
2) starting a server port through a remote client, logging in a system by using the server port, and matching personnel tag information with a chain array pen corresponding to the remote client connected with the server port;
3) writing through a chain array pen;
4) acquiring writing handwriting and writing track data of a writer by a chain array pen, and primarily processing the data to package;
5) the packaged data is transmitted to the cloud server module through the information sending module,
6) the cloud server stores the packed data to the block chain, performs hash value calculation on the block chain, and stores the calculated unique hash value into a database of the cloud server module;
7) other remote clients log in the system by using a server port, and retrieve corresponding personnel tags from a database of the cloud server by inputting personnel tag information;
8) detecting a corresponding hash value through the personnel tag, calling a corresponding block chain through the hash value, and calling writing handwriting and writing track data stored in the block chain;
9) the cloud server transmits the writing handwriting and the writing track data called from the block chain to the remote client module by using the server port module;
10) the personnel watch, playback and the like through the remote client;
11) personnel detect a corresponding block chain through handwriting and writing track data, obtain a hash value corresponding to the block chain through the block chain, and retrieve Zn through the hash value;
12) and retrieving the handwriting and the personnel label corresponding to the writing track data through Zn, and completing handwriting tracing.
Compared with the prior art, the invention has the beneficial effects that: the invention uses the camera, the pressure sensor and the dot matrix identification camera as an information acquisition port, uses the camera to acquire the handwriting of a user, uses the pressure sensor and the dot matrix identification camera to acquire the writing track of the user, introduces the handwriting data and the writing track data into a system, uses a block chain technology to store the handwriting data and the writing track data, eliminates the situation that illegal personnel realize data falsification by technical means, uses hash value operation to generate a corresponding unique hash value for each block chain, binds the hash value with the personnel data, and stores the hash value data into a cloud database, personnel can not only look up the data of the database in the cloud server through a remote client, but also can reversely trace back to the block chain corresponding to the hash value through the hash value in the database in the cloud server, the method and the device have the advantages that the source corresponding to the data in the database can be accurately traced, the data safety in the database can be ensured, the data in the cloud database can be remotely consulted, and the like.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a general block diagram of the present invention;
fig. 2 is a block diagram of a cloud server according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a chain array pen that action can be traced, includes data acquisition module, data primary processing module, information transmission module, high in the clouds server module, server port module and remote client module, and data acquisition module and data primary processing module one-way connection, data primary processing module and information transmission module one-way connection, information transmission module and high in the clouds server module one-way connection, high in the clouds server module and server port module both way junction, server port module and remote client module both way junction.
The data acquisition module is used for acquiring the handwriting of the user and the writing track.
The data primary processing module is used for sorting and packaging the data collected by the data collecting module and transmitting the sorted and packaged data to the information sending module.
The information sending module is used for transmitting the data which are sorted and packaged by the data primary processing module to the cloud server module.
The cloud server module is used for processing the data of the user writing handwriting and the writing track transmitted by the information sending module, processing the data transmitted by the information sending module and storing the data to the block chain, calculating the hash value of the block chain, storing the calculated unique hash value into a database of the cloud server module, and transmitting the data of the user writing handwriting and the writing track called from the block chain to the remote client module by using the server port module.
The server port module is used for connecting the remote client module with the cloud server module.
The remote client module is used for connecting the chain array pen and reviewing and checking writing handwriting and writing track data of the user in the cloud server module, and the remote client module comprises but is not limited to a computer, a mobile phone and a smart television.
The data acquisition module comprises a video data acquisition module and a moving track acquisition module.
The video data acquisition module comprises a camera and is used for acquiring handwriting of a user.
The moving track acquisition module comprises a pressure sensor and a dot matrix identification camera, and is used for acquiring the writing track of a user.
The working steps of the data acquisition module are as follows:
1) starting a camera, scanning the dot matrix paper, and recording the scanned video data as data T;
2) simultaneously, starting a dot matrix identification camera, recording the position of a pen head of the chain array pen in real time, and recording the data as X;
3) recording the pressure of the pressure sensor in real time, and recording the pressure data as Y;
4) when Y is not equal to 0, the dot matrix identification camera rapidly records the position of the pen head of the chain array pen, and records the data of the position of the pen head of the chain array pen as Xy,
5) acquiring coded data M of the chain array pen;
6) the data T, X, Y, Xy and the data M encoded by the chain-link pen are transmitted to the data primary processing module.
The data primary processing module specifically comprises the following working steps:
1) receiving data T, X, Y, Xy and the encoded data M of the chain-link pen itself;
2) recording the pressure data Y of the pressure sensor just started as 0;
3) recording the changing instant pressure Y of the pressure sensor as Q1 when the pressure data of the pressure sensor is changed for the first time;
4) recording the instant pressure Y when the pressure data of the pressure sensor is changed to 0 again after the pressure data of the pressure sensor is changed for the first time as QY 1;
5) when the pressure data of the pressure sensor is changed from QY1, the change moment pressure Y is recorded as Q2;
6) recording the instantaneous pressure Y when the pressure data of the pressure sensor is changed from Q2 to 0 again as QY 2;
7) when the pressure data of the pressure sensor is changed from QYn, the changing instantaneous pressure Y is recorded as Q (n + 1);
8) recording the instantaneous pressure Y when the pressure data of the pressure sensor is changed from Q (n +1) to 0 again as QY (n + 1);
9) packing data Xy corresponding to the pressure data between the data Q1 and the data QY1 as W1;
10) packing the data Xy corresponding to the pressure data between the data Q2 and the data QY2 as W2;
11) packing and recording data Xy corresponding to the pressure data between the data Qn and QYn as Wn;
12) and transmitting the data T, X, Y, Xy, Wn and the data M to the information sending module.
The information sending module comprises but is not limited to Bluetooth and wireless network for connection transmission, and the specific working steps of the information sending module are as follows:
1) when the information is transmitted through the Bluetooth, the chain array pen is connected with the Bluetooth AP, so that the information is transmitted, and the Bluetooth AP transmits the information to the cloud server module through the network of the Bluetooth AP;
2) when the wireless network transmission is carried out, an area network is formed between the chain array pen and the wireless network equipment, information transmission is carried out between the area network and the wireless network equipment, then the wireless network equipment is connected with the internet through the wireless network or a wired network, and then the information is transmitted to the cloud server module.
The cloud server module comprises a video data storage module, a data processing module and a data retrieval module, the video data storage module comprises a block chain module and a database module, the data processing module comprises a hash value operation comparison module, the data retrieval module is used for data retrieval comparison, and the cloud server module specifically comprises the following steps:
1) receiving data T, X, Y, Xy, Wn and data M transmitted by an information sending module;
2) packaging the data transmitted by the information sending module of the first chain array pen into Z1;
3) packaging the data transmitted by the information sending module of the second chain array pen into Z2;
4) packing and recording data transmitted by an information sending module of the nth chain array pen as Zn, wherein n is 1-infinity;
5) storing data Z1, Z2, data T, X, Y, Xy in Zn and data Wn on the block chain, and respectively marked as Qk1, Qk2 and Qkn;
6) carrying out hash value calculation on Qk1, Qk2 and Qkn by using a data processing module to respectively obtain unique hash values;
7) extracting data M in the Qk1, Qk2 and Qkn data, and carrying out one-to-one correspondence on the data M and the personnel label data M prestored in the database;
8) binding the data M and the hash value calculated by the block chain corresponding to the data M, and recording as Hm;
9) storing the Hm data into a database;
10) the data retrieval module receives query information transmitted by a remote client;
11) extracting personnel information Km in query information transmitted by a remote client, comparing the Km with personnel tag data m in a database, and further detecting the personnel tag data m corresponding to the Km in the database;
12) retrieving data M from the data M, and retrieving corresponding Hm by using the data M;
13) extracting a hash value in the Hm data, and searching corresponding Zn from Qkn by using the hash value;
14) t, X, Y, Xy in Zn data and data Wn are extracted;
15) t, X, Y, Xy and data Wn are transmitted to the remote client through the server port module.
The server port module comprises a deployment working module, a system administrator platform management module, a school administrator platform management module, a teacher platform management module and a teacher reviewing platform module.
The deployment working module comprises website deployment, database initialization, data processing service deployment and maintenance and connection of a PC client.
The system administrator platform management module comprises basic information maintenance, micro-test information maintenance, dot matrix label maintenance, data dictionary maintenance and system management, wherein the basic information maintenance specifically comprises school information, class information, teacher information and student information, the micro-test information maintenance specifically comprises micro-test paper, the dot matrix label maintenance specifically comprises student label downloading, the data dictionary maintenance specifically comprises school type, grade information, subject information and administrative division, and the system management specifically comprises user management, school user management, role user management, authority management, role authority management, menu management, online statistics, system configuration, user setting and system logs.
The system comprises a school administrator platform management module, a system management module and a data processing module, wherein the school administrator platform management module comprises basic information maintenance, micro-test information maintenance, dot matrix label maintenance and system management, the basic information maintenance specifically comprises school information, class information, teacher information and student information, the micro-test information maintenance specifically comprises micro-test paper, the dot matrix label maintenance specifically comprises student label downloading, and the system management specifically comprises user setting and user management.
The teacher platform management module comprises micro-test information maintenance, dot matrix label maintenance and system management, wherein the micro-test information maintenance is a micro-test paper, the dot matrix label maintenance is student label downloading, and the system management is user setting.
The teacher reviewing platform module comprises a micro-measuring reviewing and error-reading book.
The specific working steps of the chain array pen with the traceable behaviors are as follows:
1) starting the chain array pen, and connecting the chain array pen with a remote client through Bluetooth and a wireless network;
2) starting a server port through a remote client, logging in a system by using the server port, and matching personnel tag information with a chain array pen corresponding to the remote client connected with the server port;
3) writing through a chain array pen;
4) acquiring writing handwriting and writing track data of a writer by a chain array pen, and primarily processing the data to package;
5) transmitting the packaged data to a cloud server module through an information sending module,
6) the cloud server stores the packed data to the block chain, performs hash value calculation on the block chain, and stores the calculated unique hash value into a database of the cloud server module;
7) other remote clients log in the system by using a server port, and corresponding personnel tags are retrieved from a database of the cloud server by inputting personnel tag information;
8) detecting a corresponding hash value through the personnel tag, calling a corresponding block chain through the hash value, and calling the writing handwriting and the writing track data stored in the block chain;
9) the cloud server transmits the writing handwriting and writing track data called from the block chain to the remote client module by using the server port module;
10) the personnel watch, playback and the like through the remote client;
11) personnel detect a corresponding block chain through handwriting and writing track data, obtain a hash value corresponding to the block chain through the block chain, and retrieve Zn through the hash value;
12) and retrieving the handwriting and the personnel label corresponding to the writing track data through Zn, and completing handwriting tracing.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A chain array pen with traceable behaviors is characterized by comprising a data acquisition module, a data primary processing module, an information sending module, a cloud server module, a server port module and a remote client module, wherein the data acquisition module is connected with the data primary processing module in a one-way mode, the data primary processing module is connected with the information sending module in a one-way mode, the information sending module is connected with the cloud server module in a one-way mode, the cloud server module is connected with the server port module in a two-way mode, and the server port module is connected with the remote client module in a two-way mode;
the data acquisition module is used for acquiring writing handwriting and writing tracks of a user;
the data primary processing module is used for sorting and packaging the data collected by the data collecting module and transmitting the sorted and packaged data to the information sending module;
the information sending module is used for transmitting the data which is sorted and packaged by the data primary processing module to the cloud server module;
the cloud server module is used for processing the data of the user writing handwriting and the writing track transmitted by the information sending module, processing the data transmitted by the information sending module and storing the data to the block chain, calculating the hash value of the block chain, storing the calculated unique hash value into a database of the cloud server module, and transmitting the data of the user writing handwriting and the writing track called from the block chain to the remote client module by using the server port module;
the server port module is used for connecting the remote client module with the cloud server module;
the remote client module is used for connecting the chain array pen, reviewing and checking writing handwriting of the user and writing track data in the cloud server module, and comprises but is not limited to a computer, a mobile phone and an intelligent television;
the data acquisition module comprises a video data acquisition module and a moving track acquisition module;
the video data acquisition module comprises a camera and is used for acquiring handwriting of a user;
the mobile track acquisition module comprises a pressure sensor and a dot matrix identification camera, and is used for acquiring the writing track of a user;
the data acquisition module specifically comprises the following working steps:
1) starting a camera, scanning the dot matrix paper, and recording the scanned video data as data T;
2) simultaneously, starting a dot matrix identification camera, recording the position of a pen head of the chain array pen in real time, and recording the data as X;
3) recording the pressure of the pressure sensor in real time, and recording the pressure data as Y;
4) when Y is not equal to 0, the dot matrix identification camera rapidly records the position of the pen head of the chain array pen, records the data of the position of the pen head of the chain array pen as Xy,
5) acquiring coded data M of the chain array pen;
transmitting the data T, X, Y, Xy and the coded data M of the chain array pen to a data primary processing module
The cloud server module comprises a video data storage module, a data processing module and a data retrieval module, the video data storage module comprises a block chain module and a database module, the data processing module comprises a hash value operation comparison module, the data retrieval module is used for data retrieval comparison, and the cloud server module specifically comprises the following steps:
1) receiving data T, X, Y, Xy, Wn and data M transmitted by an information sending module;
2) packaging the data transmitted by the information sending module of the first chain array pen into Z1;
3) packaging the data transmitted by the information sending module of the second chain array pen into Z2;
4) packing and recording data transmitted by an information transmitting module of the nth chain array pen as Zn, wherein n is 1-infinity;
5) storing data Z1, Z2, and data T, X, Y, Xy and Wn in Zn on the block chain, and respectively marked as Qk1, Qk2 and Qkn;
6) carrying out hash value calculation on Qk1, Qk2 and Qkn by using a data processing module to respectively obtain unique hash values;
7) extracting data M in the Qk1, Qk2 and Qkn data, and carrying out one-to-one correspondence on the data M and the personnel label data M prestored in the database;
8) binding the data M and the hash value calculated by the block chain corresponding to the data M, and recording as Hm;
9) storing the Hm data into a database;
10) the data retrieval module receives query information transmitted by a remote client;
11) extracting personnel information Km in query information transmitted by a remote client, comparing Km with personnel tag data m in a database, and further detecting the personnel tag data m corresponding to Km in the database;
12) retrieving data M from the data M, and retrieving corresponding Hm by using the data M;
13) extracting a hash value in the Hm data, and searching corresponding Zn from Qkn by using the hash value;
14) t, X, Y, Xy in Zn data and data Wn are extracted;
15) t, X, Y, Xy and data Wn are transmitted to the remote client through the server port module.
2. A behavior traceable chain matrix pen according to claim 1, characterized in that: the data primary processing module specifically comprises the following working steps:
1) receiving data T, X, Y, Xy and the chain-link pen self-encoding data M;
2) recording the pressure data Y of the pressure sensor just started as 0;
3) recording the pressure Y at the moment when the pressure data of the pressure sensor is changed for the first time as Q1;
4) recording the instant pressure Y when the pressure data of the pressure sensor is changed to 0 again after the pressure data of the pressure sensor is changed for the first time as QY 1;
5) when the pressure data of the pressure sensor is changed from QY1, the change moment pressure Y is recorded as Q2;
6) recording the instantaneous pressure Y when the pressure data of the pressure sensor is changed from Q2 to 0 again as QY 2;
7) when the pressure data of the pressure sensor is changed from QYn, the instantaneous pressure Y of the change is recorded as Q (n + 1);
8) recording the instantaneous pressure Y when the pressure data of the pressure sensor is changed from Q (n +1) to 0 again as QY (n + 1);
9) packing the data Xy corresponding to the pressure data between the data Q1 and the data QY1 as W1;
10) packing the data Xy corresponding to the pressure data between the data Q2 and the data QY2 as W2;
11) packing and recording data Xy corresponding to the pressure data between the data Qn and QYn as Wn;
12) and transmitting the data T, X, Y, Xy, Wn and the data M to the information sending module.
3. A behavior traceable chain matrix pen according to claim 1, characterized in that: the information sending module comprises but is not limited to Bluetooth and wireless network for connection transmission, and the specific working steps of the information sending module are as follows:
1) when the information is transmitted through the Bluetooth, the chain array pen is connected with the Bluetooth AP, so that the information is transmitted, and the Bluetooth AP transmits the information to the cloud server module through the network of the Bluetooth AP;
2) when the wireless network transmission is carried out, an area network is formed between the chain array pen and the wireless network equipment, information transmission is carried out between the area network and the wireless network equipment, then the wireless network equipment is connected with the internet through the wireless network or a wired network, and then the information is transmitted to the cloud server module.
4. A behavior traceable chain matrix pen according to claim 1, characterized in that: the server port module comprises a deployment working module, a system administrator platform management module, a school administrator platform management module, a teacher platform management module and a teacher reading and amending platform module;
the deployment working module comprises website deployment, database initialization, data processing service deployment and maintenance and connection of a PC client;
the system administrator platform management module comprises basic information maintenance, micro-test information maintenance, dot matrix label maintenance, data dictionary maintenance and system management, wherein the basic information maintenance specifically comprises school information, class information, teacher information and student information, the micro-test information maintenance specifically comprises micro-test paper, the dot matrix label maintenance specifically comprises student label downloading, the data dictionary maintenance specifically comprises school type, grade information, subject information and administrative division, and the system management specifically comprises user management, school user management, role user management, authority management, role authority management, menu management, online statistics, system configuration, user setting and system logs;
the system comprises a school administrator platform management module, a system management module and a system management module, wherein the school administrator platform management module comprises basic information maintenance, micro-test information maintenance, dot matrix label maintenance and system management, the basic information maintenance specifically comprises school information, class information, teacher information and student information, the micro-test information maintenance specifically comprises micro-test paper, the dot matrix label maintenance specifically comprises student label downloading, and the system management specifically comprises user setting and user management;
the teacher platform management module comprises micro-test information maintenance, dot matrix label maintenance and system management, wherein the micro-test information maintenance is a micro-test paper, the dot matrix label maintenance is student label downloading, and the system management is user setting;
the teacher reviewing platform module comprises a micro-measuring reviewing and error-reading book.
5. A behavior traceable chain matrix pen according to claim 1, characterized in that: the specific working steps of the chain array pen with the traceable behaviors are as follows:
1) starting the chain array pen, and connecting the chain array pen with a remote client through Bluetooth and a wireless network;
2) starting a server port through a remote client, logging in a system by using the server port, and matching personnel tag information with a chain array pen corresponding to the remote client connected with the server port;
3) writing through a chain array pen;
4) acquiring writing handwriting and writing track data of a writer by a chain array pen, and primarily processing the data to package;
5) the packaged data is transmitted to the cloud server module through the information sending module,
6) the cloud server stores the packed data to the block chain, performs hash value calculation on the block chain, and stores the calculated unique hash value into a database of the cloud server module;
7) other remote clients log in the system by using a server port, and corresponding personnel tags are retrieved from a database of the cloud server by inputting personnel tag information;
8) detecting a corresponding hash value through the personnel tag, calling a corresponding block chain through the hash value, and calling writing handwriting and writing track data stored in the block chain;
9) the cloud server transmits the writing handwriting and writing track data called from the block chain to the remote client module by using the server port module;
10) the personnel watch and replay through the remote client;
11) detecting a corresponding block chain by a person through writing handwriting and writing track data, obtaining a hash value corresponding to the block chain from the block chain, and retrieving Zn through the hash value;
and retrieving the handwriting and the personnel label corresponding to the writing track data through Zn, and completing handwriting tracing.
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| CN202011063616.5A CN112162648B (en) | 2020-09-30 | 2020-09-30 | Action traceable chain array pen |
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