CN109426464A - A kind of safe mainboard of printer - Google Patents
A kind of safe mainboard of printer Download PDFInfo
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- CN109426464A CN109426464A CN201710789338.3A CN201710789338A CN109426464A CN 109426464 A CN109426464 A CN 109426464A CN 201710789338 A CN201710789338 A CN 201710789338A CN 109426464 A CN109426464 A CN 109426464A
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- 238000007639 printing Methods 0.000 claims abstract description 61
- 238000004891 communication Methods 0.000 claims abstract description 44
- 238000001514 detection method Methods 0.000 claims abstract description 28
- 238000012795 verification Methods 0.000 claims abstract description 15
- 239000000284 extract Substances 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 230000001755 vocal effect Effects 0.000 claims description 16
- 230000001815 facial effect Effects 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 6
- 230000006870 function Effects 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 238000010200 validation analysis Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
Classifications
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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
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/1222—Increasing security of the print job
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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
-
- 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
-
- 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
- G06F21/602—Providing cryptographic facilities or services
-
- 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
- G06F21/606—Protecting data by securing the transmission between two devices or processes
- G06F21/608—Secure printing
-
- 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
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1237—Print job management
- G06F3/1238—Secure printing, e.g. user identification, user rights for device usage, unallowed content, blanking portions or fields of a page, releasing held jobs
-
- 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
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1278—Dedicated interfaces to print systems specifically adapted to adopt a particular infrastructure
- G06F3/1279—Controller construction, e.g. aspects of the interface hardware
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/2107—File encryption
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Bioethics (AREA)
- General Health & Medical Sciences (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
Abstract
The invention discloses a kind of safe mainboards of printer, are related to printing field, comprising: printed circuit board is provided with data communication interface unit, command detection chip, printing driving chip and MCU module on a printed circuit；MCU module extracts verification code information from print command, and identifying code is sent to command detection chip and is verified, and command detection chip is proved to be successful signal in the state of judging that verification code information is consistent with the printing identifying code that itself is stored, to MCU module transmission；MCU module reception is proved to be successful signal, is controlled by printing driving chip printing execution circuit plate, executes print out task.The safe mainboard of the printer provided through the invention, realize printing encryption and before encrypted document printing to the identity validation of user, it eliminates document print and haves the defects that risk of divulging a secret, it avoids and brought security hidden trouble is transmitted by clear-text way due to file to be printed, so that printing is more convenient, reliable.
Description
Technical field
The present invention relates to printing technique field more particularly to a kind of safe mainboards of printer.
Background technique
Printer is the important output equipment being widely used in computer office system, is realized by printer by electronics
The purpose that document is exported in a manner of the paper needed.With the epoch that network technology develops rapidly, more and more network applications
Be dissolved into the work and study of people, hold the balance, is indispensable, the network printer using more and more extensive, to people's
Work, life bring great convenience.But the network printer also brings some safety problems, in the document of printing, exists
The information of a large amount of need for confidentiality, such as be related to business secret, know-how, individual privacy information, these are related to secret information
Electronic document printout when, maintain secrecy, prevent from divulging a secret.Currently, the file to be printed that printer receives is
It is transmitted using clear-text way, is easy obtained by a hacker, thus the problems such as causing information leakage, there are security risks.
Summary of the invention
In view of this, the invention solves a technical problem be to provide a kind of safe mainboard of printer.
According to an aspect of the present invention, a kind of safe mainboard of printer is provided, comprising: printed circuit board, in printing electricity
Data communication interface unit, command detection chip, printing driving chip and MCU module are provided on the plate of road；The data communication
Interface unit is for receiving, sending data；The MCU module is detected with the data communication interface unit, described instruction respectively
Chip and printing driving chip electrical connection；The print execution circuit board of printer by the printing driving chip with it is described
Received print command is sent to the MCU module, the MCU module by MCU module connection, the data communication interface unit
Verification code information is extracted from the print command, and the identifying code is sent to described instruction detection chip and is verified,
Described instruction detection chip is in the state of judging that the verification code information is consistent with the printing identifying code that itself is stored, Xiang Suoshu
MCU module transmission is proved to be successful signal；The MCU module is proved to be successful signal described in receiving, and passes through the printing driving chip
Printing execution circuit plate is controlled, print out task is executed.
Optionally, further includes: verifying code memory is electrically connected with described instruction detection chip and the MCU module, is used for
It receives the printing identifying code that the MCU module is sent and stores, and in the verifying for receiving the transmission of described instruction detection chip
The printing identifying code is sent to described instruction detection chip after code request instruction.
Optionally, further includes: file decryption chip, the file decryption chip are electrically connected with the MCU module；It is described
MCU module receives encrypted message and encrypted print file by the data communication interface unit, by the encrypted message and institute
It states encryption file and is sent to the file decryption chip；The file decryption chip plays the encryption using the encrypted message
Printed text part is decrypted, and obtains original print file, and the original print file is sent to the MCU module；Institute
It states MCU module and the original print file is sent to the printing driving chip, beaten by printing driving chip control
It prints execution circuit plate and prints the original print file.
Optionally, further includes: mimeograph documents memory is electrically connected with the MCU module, for storing the encrypted print
File, the encrypted message and the original print file.
Optionally, further includes: user authentication unit is connect with the MCU module, for testing user's input of acquisition
Card information is sent to external authentication equipment by the data communication interface unit and carries out user authentication, so that external authentication equipment
The corresponding printing account of this user is determined, based on this printing account and print right.
Optionally, further includes: touch screen unit is connect with the user authentication unit, user name for that will acquire, close
Code is sent to the user authentication unit；The user name, the password are sent to the MCU mould by the user authentication unit
Block, the MCU module send external authentication equipment for the user name, the password by the data communication interface unit
Carry out user authentication.
Optionally, further includes: fingerprint collecting unit is connect with the user authentication unit, for acquiring the fingerprint of user,
The fingerprint of acquisition is subjected to numeralization processing by preset fingerprint algorithm, obtains fingerprint feature information, and by fingerprint feature information
It is sent to the user authentication unit；The fingerprint feature information is sent to the MCU module, institute by the user authentication unit
It states MCU module and external authentication equipment progress user is sent for the fingerprint feature information by the data communication interface unit
Certification.
Optionally, further includes: vocal print acquisition unit is connect with the user authentication unit, for acquiring the sound of user,
The sound of acquisition is subjected to numeralization processing by preset vocal print algorithm, obtains vocal print feature information, and by vocal print feature information
It is sent to the user authentication unit；The vocal print feature information is sent to the MCU module, institute by the user authentication unit
It states MCU module and external authentication equipment progress user is sent for the fingerprint feature information by the data communication interface unit
Certification.
Optionally, further includes: facial acquisition unit is connect with the user authentication unit, for obtaining people to be identified
Face image extracts the face characteristic to be identified in the facial image to be identified, the face characteristic to be identified is sent to
The user authentication unit；The face characteristic is sent to the MCU module, the MCU module by the user authentication unit
External authentication equipment, which is sent, by the face characteristic by the data communication interface unit carries out user authentication.
Optionally, further includes: GPS unit is connect with the user authentication unit, will for obtaining GPS position information
GPS position information is sent to the user authentication unit, and the GPS position information is sent to described by the user authentication unit
MCU module, the MCU module send external authentication for the GPS position information by the data communication interface unit and set
It is standby.
Optionally, the data communication interface unit and the communication mode of the external authentication equipment include: wifi, ether
Net, 4G；The external authentication equipment includes: printing Central Management Server.
The safe mainboard of printer of the invention, MCU module extract verification code information from print command, identifying code are sent
Command detection chip is given, determines the consistent state of printing identifying code of verification code information and itself storage in command detection chip
Under, MCU module controls printing execution circuit plate by the printing driving chip, executes print out task；Use password
Information is decrypted to encrypted print file and executes print out task, and authenticates to the identity of user, passes through offer
The safe mainboard of printer, realize that printing encryption simultaneously before encrypted document printing to the identity validation of user, eliminates document and beats
Print haves the defects that risk of divulging a secret, and avoids and asks since file to be printed transmits brought security risk by clear-text way
Topic.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the present invention, for those of ordinary skill in the art, without any creative labor, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the module diagram of one embodiment of the safe mainboard of printer according to the present invention；
Fig. 2 is the connection schematic diagram of one embodiment of the safe mainboard of printer according to the present invention.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
The embodiment of the present invention can be applied to computer system/server, can be with numerous other general or specialized calculating
System environments or configuration operate together.Suitable for be used together with computer system/server well-known computing system, ring
The example of border and/or configuration includes but is not limited to: personal computer system, server computer system, thin client, thick client
Machine, hand-held or laptop devices, microprocessor-based system, set-top box, programmable consumer electronics, NetPC Network PC,
Little type Ji calculates machine Xi Tong ﹑ large computer system and the distributed cloud computing technology environment including above-mentioned any system, etc..
Computer system/server can be in computer system executable instruction (such as journey executed by computer system
Sequence module) general context under describe.In general, program module may include routine, program, target program, component, logic, number
According to structure etc., they execute specific task or realize specific abstract data type.Computer system/server can be with
Implement in distributed cloud computing environment, in distributed cloud computing environment, task is long-range by what is be linked through a communication network
Manage what equipment executed.In distributed cloud computing environment, it includes the Local or Remote meter for storing equipment that program module, which can be located at,
It calculates in system storage medium.
As shown in Figure 1, 2, the present invention provides a kind of safe mainboard of printer, comprising: printed circuit board 1, in printed circuit
Data communication interface unit 12, command detection chip 13, printing driving chip 14 and MCU module 11 are provided on plate 1.Printing electricity
Each unit on road plate 1 can be attached by CAN bus etc..
Data communication interface unit 12 is for receiving, sending data；Data communication interface unit 12 and external authentication equipment 2
It is communicated, external authentication equipment 2 can be printing Central Management Server etc., provide the functions such as user's checking, printing authorization.
Data communication interface unit 12 and the communication mode of external authentication equipment 2 include wifi, Ethernet, 4G etc..Data communication interface
Unit 12 can also be connect with client device 3, and client device 3 can be for PC, mobile terminal etc., and client device 1 can be with
Pass through safe 1 mimeograph documents of mainboard of printer etc..
MCU module 11 is electrically connected with data communication interface unit 12, command detection chip 13 and printing driving chip 14 respectively
It connects.4 plate of print execution circuit of printer is connect by printing driving chip 14 with MCU module 11, data communication interface unit
Received print command is sent to MCU module 11 by 13, and MCU module 11 extracts verification code information, identifying code from print command
Information can be set of number etc..Identifying code is sent to command detection chip 13 and verified by MCU module 11, command detection core
Piece 13 in the state of judging that verification code information is consistent with the printing identifying code that itself is stored, to MCU module 11 send verifying at
Function signal, if inconsistent, identifying code authentication failed message is sent to MCU module 11 by command detection chip 13.MCU module 11
Reception is proved to be successful signal, is controlled by printing 14 pairs of printing execution circuit plates 4 of driving chip, executes print out task.It beats
Print execution circuit plate 4 is for driving the print execution component of printer to be printed.
Verifying code memory 15 is electrically connected with command detection chip 13 and MCU module 11, receives beating for the transmission of MCU module 11
Print identifying code simultaneously stores, and is sent to printing identifying code after receiving the identifying code request instruction that command detection chip 13 is sent
Command detection chip 13.
File decryption core 16 is electrically connected with MCU module 11.MCU module 11 receives password by data communication interface unit 12
Encrypted message and encryption file are sent file decryption chip 16 by information and encrypted print file.File decryption chip 16 makes
Encrypted print file is decrypted with encrypted message, obtains original print file, and original print file is sent to
MCU module 11.Original print file is sent to printing driving chip 14 by MCU module 11, is controlled by printing driving chip 14
Print execution circuit board 4 prints original print file.The mode encrypted, decrypted can be using symmetric key algorithm, non-right
Claim key algorithm etc..It carries out symmetric cryptography, carry out the method that symmetrical decryption uses to include: DES algorithm, 3DES algorithm etc..It carries out
Asymmetric encryption, the method for carrying out asymmetric decryption use include: RSA Algorithm, knapsack algorithm etc..
Mimeograph documents memory 17 is electrically connected with MCU module 11, storage encrypted print file, encrypted message and original print
File.After original print file printout success, mimeograph documents memory 17 deletes encrypted print file, encrypted message and original
Mimeograph documents, mimeograph documents memory 17 can carry out file backup, prevent accident power-off.
User authentication unit 18 is connect with MCU module 11, and the verification information that the user of acquisition inputs is passed through data communication
Interface unit 12 is sent to external authentication equipment 2 and carries out user authentication, beats so that external authentication equipment 2 determines that this user is corresponding
Account is printed, print right is determined based on this printing account.Data communication interface unit 12 receives testing for the transmission of external authentication equipment 2
Card is as a result, MCU module 11 determines whether user is able to carry out corresponding operation based on verification result.
When user need to carry out printer using, configuration, management when, need to verify the identity of user.It is external
Authenticating device 2 can pre-establish the corresponding printing account of user and print right.Authentication information include: user name,
Password, vocal print, fingerprint, facial characteristics etc..Whether print right includes which printer can be used, can carry out to printer
Management etc..The mode authenticated for user can be cipher authentication, finger print identifying, face recognition, Application on Voiceprint Recognition etc..
Touch screen unit 19 is connect with user authentication unit 18, and the user name of acquisition, password are sent to user authentication list
Member 18.User name, password are sent to MCU module 11 by user authentication unit 18, and MCU module 11 passes through data communication interface unit
User name, password are sent external authentication equipment 2 by 13 carries out user authentication, determines user identity and obtains user right.
Fingerprint collecting unit 20 is connect with user authentication unit 18, and for acquiring the fingerprint of user, the fingerprint of acquisition is pressed
Preset fingerprint algorithm carries out numeralization processing, obtains fingerprint feature information, and fingerprint feature information is sent to user authentication
Unit 18.Fingerprint feature information is sent to MCU module 11 by user authentication unit 18, and MCU module 11 passes through data communication interface
Unit sends external authentication equipment 2 for fingerprint feature information and carries out user authentication, determines user identity and obtains user right.
Vocal print acquisition unit 21 is connect with user authentication unit 18, acquires the sound of user, by the sound of acquisition by default
Vocal print algorithm carry out numeralization processing, obtain vocal print feature information, and vocal print feature information is sent to user authentication unit
18.Vocal print feature information is sent to MCU module 11 by user authentication unit 18, and MCU module 11 passes through data communication interface unit
Fingerprint feature information is sent external authentication equipment 2 by 12 carries out user authentication, determines user identity and obtains user right.
Facial acquisition unit 22 is connect with user authentication unit 18 obtains facial image to be identified, extracts people to be identified
Face characteristic to be identified is sent to user authentication unit 18 by the face characteristic to be identified in face image.User authentication unit 18
Face characteristic is sent to MCU module 11, MCU module 11 sends outside for face characteristic by data communication interface unit 12
Authenticating device 2 carries out user authentication, determines user identity and obtains user right.
GPS unit 23 is connect with user authentication unit, obtains GPS position information, GPS position information is sent to user and is recognized
Unit 18 is demonstrate,proved, GPS position information is sent to MCU module 11 by user authentication unit 18, and MCU module 11 passes through data communication interface
GPS position information is sent external authentication equipment 2 by unit 12, determines the position of printer.
The safe mainboard of the printer provided in above-described embodiment, MCU module extract verification code information from print command, will
Identifying code is sent to command detection chip, determines the printing identifying code one of verification code information and itself storage in command detection chip
In the state of cause, MCU module controls printing execution circuit plate by printing driving chip, executes print out task；It uses
Encrypted message is decrypted to encrypted print file and executes print out task, and authenticates to the identity of user；Pass through
The safe mainboard of the printer of offer realizes printing encryption and before encrypted document printing to the identity validation of user, eliminates text
Shelves printing haves the defects that risk of divulging a secret, and avoids and transmits brought security risk by clear-text way due to file to be printed
Problem, so that printing is more convenient, reliable.
Method and system of the invention may be achieved in many ways.For example, can by software, hardware, firmware or
Software, hardware, firmware any combination realize method and system of the invention.The said sequence of the step of for method is only
In order to be illustrated, the step of method of the invention, is not limited to sequence described in detail above, especially says unless otherwise
It is bright.In addition, in some embodiments, also the present invention can be embodied as to record program in the recording medium, these programs include
For realizing machine readable instructions according to the method for the present invention.Thus, the present invention also covers storage for executing according to this hair
The recording medium of the program of bright method.
Description of the invention is given for the purpose of illustration and description, and is not exhaustively or will be of the invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.It selects and retouches
It states embodiment and is to more preferably illustrate the principle of the present invention and practical application, and those skilled in the art is enable to manage
The solution present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (11)
1. a kind of safe mainboard of printer characterized by comprising
Printed circuit board is provided with data communication interface unit, command detection chip, printing driving on the printed circuit board
Chip and MCU module；The data communication interface unit is for receiving, sending data；The MCU module respectively with the data
Communications interface unit, described instruction detection chip and printing driving chip electrical connection；The print execution circuit board of printer
It is connect by the printing driving chip with the MCU module, the data communication interface unit sends out received print command
The MCU module is given, the MCU module extracts verification code information from the print command, and the identifying code is sent
Verified to described instruction detection chip, described instruction detection chip judge the verification code information and itself storage beat
In the state that print identifying code is consistent, the transmission of Xiang Suoshu MCU module is proved to be successful signal；The MCU module receive the verifying at
Function signal controls printing execution circuit plate by the printing driving chip, executes print out task.
2. the safe mainboard of printer as described in claim 1 characterized by comprising
Code memory is verified, is electrically connected with described instruction detection chip and the MCU module, for receiving the MCU module hair
The printing identifying code that send simultaneously stores, and will be described after receiving the identifying code request instruction that described instruction detection chip is sent
Printing identifying code is sent to described instruction detection chip.
3. the safe mainboard of printer as described in claim 1, which is characterized in that further include:
File decryption chip, the file decryption chip are electrically connected with the MCU module；
The MCU module receives encrypted message and encrypted print file by the data communication interface unit, by the password
Information and the encryption file are sent to the file decryption chip；The file decryption chip is using the encrypted message to institute
It states encrypted print file to be decrypted, obtains original print file, and the original print file is sent to the MCU
Module；The original print file is sent to the printing driving chip by the MCU module, passes through the printing driving chip
It controls print execution circuit board and prints the original print file.
4. the safe mainboard of printer as described in claim 1, which is characterized in that further include:
Mimeograph documents memory is electrically connected with the MCU module, for storing the encrypted print file, the encrypted message
With the original print file.
5. the safe mainboard of printer as claimed in claim 4, which is characterized in that further include:
User authentication unit is connect with the MCU module, and the verification information of user's input for that will acquire passes through the data
Communications interface unit is sent to external authentication equipment and carries out user authentication, beats so that external authentication equipment determines that this user is corresponding
Account is printed, based on this printing account and print right.
6. the safe mainboard of printer as claimed in claim 5, which is characterized in that further include:
Touch screen unit is connect with the user authentication unit, is recognized for the user name of acquisition, password to be sent to the user
Demonstrate,prove unit；The user name, the password are sent to the MCU module by the user authentication unit, and the MCU module passes through
The data communication interface unit sends external authentication equipment for the user name, the password and carries out user authentication.
7. the safe mainboard of printer as claimed in claim 5, which is characterized in that further include:
Fingerprint collecting unit is connect with the user authentication unit, for acquiring the fingerprint of user, by the fingerprint of acquisition by default
Fingerprint algorithm carry out numeralization processing, obtain fingerprint feature information, and fingerprint feature information is sent to the user authentication
Unit；The fingerprint feature information is sent to the MCU module by the user authentication unit, and the MCU module passes through described
Data communication interface unit sends external authentication equipment for the fingerprint feature information and carries out user authentication.
8. the safe mainboard of printer as claimed in claim 5, which is characterized in that further include:
Vocal print acquisition unit is connect with the user authentication unit, for acquiring the sound of user, by the sound of acquisition by default
Vocal print algorithm carry out numeralization processing, obtain vocal print feature information, and vocal print feature information is sent to the user authentication
Unit；The vocal print feature information is sent to the MCU module by the user authentication unit, and the MCU module passes through described
Data communication interface unit sends external authentication equipment for the fingerprint feature information and carries out user authentication.
9. the safe mainboard of printer as claimed in claim 5, which is characterized in that further include:
Facial acquisition unit is connect with the user authentication unit, for obtaining facial image to be identified, is extracted described wait know
The face characteristic to be identified is sent to the user authentication unit by the face characteristic to be identified in other facial image；Institute
It states user authentication unit and the face characteristic is sent to the MCU module, the MCU module passes through the data communication interface
Unit sends external authentication equipment for the face characteristic and carries out user authentication.
10. the safe mainboard of printer as claimed in claim 5, which is characterized in that further include:
GPS unit is connect with the user authentication unit, and for obtaining GPS position information, GPS position information is sent to institute
User authentication unit is stated, the GPS position information is sent to the MCU module, the MCU module by the user authentication unit
External authentication equipment is sent by the GPS position information by the data communication interface unit.
11. the safe mainboard of printer as claimed in claim 5, which is characterized in that
The data communication interface unit and the communication mode of the external authentication equipment include: wifi, Ethernet, 4G；It is described
External authentication equipment includes: printing Central Management Server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710789338.3A CN109426464A (en) | 2017-09-05 | 2017-09-05 | A kind of safe mainboard of printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710789338.3A CN109426464A (en) | 2017-09-05 | 2017-09-05 | A kind of safe mainboard of printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109426464A true CN109426464A (en) | 2019-03-05 |
Family
ID=65513976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710789338.3A Pending CN109426464A (en) | 2017-09-05 | 2017-09-05 | A kind of safe mainboard of printer |
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| Country | Link |
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| CN (1) | CN109426464A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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