CN107748839A - Whiteboard information reading method and device, readable storage medium and electronic whiteboard - Google Patents
Whiteboard information reading method and device, readable storage medium and electronic whiteboard Download PDFInfo
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- CN107748839A CN107748839A CN201710851392.6A CN201710851392A CN107748839A CN 107748839 A CN107748839 A CN 107748839A CN 201710851392 A CN201710851392 A CN 201710851392A CN 107748839 A CN107748839 A CN 107748839A
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000000284 extract Substances 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 7
- 238000012790 confirmation Methods 0.000 claims description 6
- 230000001815 facial effect Effects 0.000 claims description 6
- 238000004590 computer program Methods 0.000 claims description 5
- 238000004364 calculation method Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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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
- 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
- G06F2221/2149—Restricted operating environment
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Abstract
A whiteboard information reading method, a device, a readable storage medium and an electronic whiteboard are provided, the whiteboard information reading method includes: acquiring identity information of a user, and sending the identity information to a server so that the server performs login authentication according to the identity information; when the information that the login authentication sent by the server passes is obtained, request information is sent to the server, so that the server inquires historical record information corresponding to the identity information and sends the historical record information to the white board; and when an instruction for viewing specified historical record information initiated by the user is received, displaying the specified historical record information. The sending embodiment performs identity authentication through the server, and associates the recorded information of the whiteboard with the individual, thereby achieving the purpose that the user can check the written history on any whiteboard.
Description
Technical field
The present invention relates to electronic technology field, more particularly to a whiteboard information read method, device, readable storage medium storing program for executing
And electronic whiteboard.
Background technology
With the progress of science and technology and the continuous development of internet industry, electronic whiteboard is widely used to education and instruction, enterprise
The fields such as industry meeting, commercial exhibition, it can be effectively improved and link up environment, lifting Group Communication efficiency.
In the prior art, typically by written record generate picture be stored in the computer equipment being connected with blank or
Record information is obtained by scanning Quick Response Code.But user can not quickly check the historical record letter oneself write on blank
Breath, moreover, history information can not be directly read on an other blank, it has not been convenient to which user uses.
The content of the invention
In view of above-mentioned condition, it is necessary to asked for what historical record of the user in the prior art on blank was not easy to read
Topic, there is provided a kind of whiteboard information read method, device, readable storage medium storing program for executing and electronic whiteboard.
A kind of whiteboard information read method, including：
The identity information of user is obtained, and the identity information is sent to server, so that the server is according to institute
State identity information and carry out debarkation authentication；
When the information that the login authentication for getting the server transmission passes through, request letter is sent to the server
Breath, so that all history informations corresponding to identity information described in the server lookup, and by the history information
Send to the blank；
When receiving the instruction for the specified history information that the Client-initiated is checked in the historical information,
Show the specified history information.
Above-mentioned whiteboard information read method, wherein, the blank includes a camera, the identity information for obtaining user
The step of include：
The video image of the camera shooting is obtained, and extracts the face characteristic in the video image, to obtain use
The identity information at family.
Above-mentioned whiteboard information read method, wherein, the step of extracting the face characteristic in the video image, includes：
The video image of camera shooting is analyzed, it is determined that with the distance of the blank be less than first it is default away from
From human body；
Extract the face characteristic of the human body.
Above-mentioned whiteboard information read method, wherein, when the identity information certification by when, the whiteboard information reading side
Method includes：
The target body in the video image of the camera shooting is determined according to the face characteristic, monitors the target
The distance between human body and the blank；
When the distance of the target body and the blank is more than or equal to the second pre-determined distance, log off.
Above-mentioned whiteboard information read method, wherein, the step of face characteristic in the extraction facial image before
Also include：
A prompt message is sent, the prompt message is used to prompt the user whether to need progress user to log in；
When getting the confirmation according to prompt message feedback, it is determined that extracting the face characteristic of the human body.
Above-mentioned whiteboard information read method, wherein, described the step of sending solicited message to the server, also wraps before
Include：
Whether inquiry is local is stored with history information corresponding to the identity information；
If it is not, determine to send the solicited message to the server.
Above-mentioned whiteboard information read method, wherein, when the identity information certification by when, the whiteboard information reading side
Method also includes step：
The record information in blank and the identity information are sent into the server corresponding storage in real time.
Above-mentioned whiteboard information read method, wherein, when the identity information certification by when, the whiteboard information reading side
Method also includes：
The record information in blank is stored in real time under the catalogue where the local identity information.
The embodiment of the present invention has also passed through a kind of whiteboard information reading device, including：
Acquiring unit, for obtaining the identity information of user；
First transmitting element, for the identity information to be sent to server, so that the server is according to the body
Part information carries out debarkation authentication；
Second transmitting element, for when getting the information that the login authentication that the server sends passes through, to described
Server sends solicited message, so that all history informations corresponding to identity information described in the server lookup, and will
The history information is sent to the blank；
Display unit, for working as the specified historical record for receiving the Client-initiated and checking in the historical information
During the instruction of information, the specified history information is shown.
Further, above-mentioned whiteboard information reading device, in addition to a camera, the acquiring unit are used for：
The video image of the camera shooting is obtained, and extracts the face characteristic in the video image, to obtain use
The identity information at family.
Further, above-mentioned whiteboard information reading device, the acquiring unit are used to be specifically used for：
The video image of camera shooting is analyzed, it is determined that with the distance of the blank be less than first it is default away from
From human body；
Extract the face characteristic of the human body.
Further, above-mentioned whiteboard information reading device, in addition to：
Monitoring unit, the target person in video image for determining the camera shooting according to the face characteristic
Body, monitor the distance between the target body and the blank；
Unit is exited, for when the distance of the target body and the blank is more than or equal to the second pre-determined distance,
Log off.
Further, above-mentioned whiteboard information reading device, in addition to：
Tip element, for sending a prompt message, the prompt message is used to prompt the user whether to need to carry out user
Log in；
First determining unit, for when get according to the prompt message feed back confirmation when, it is determined that extraction institute
State the face characteristic of human body.
Further, above-mentioned whiteboard information reading device, in addition to：
Query unit, locally history information corresponding to the identity information whether is stored with for inquiring about；
Second determining unit, for not being stored with history information corresponding to the identity information when the local
When, it is determined that sending the solicited message to the server.
Further, above-mentioned whiteboard information reading device, in addition to：
3rd transmitting element, in real time sending the record information in blank and the identity information to the server
Middle corresponding storage.
Further, above-mentioned whiteboard information reading device, in addition to：
Memory cell, for being in real time stored in the record information under the catalogue where the local identity information.
The embodiment of the present invention additionally provides a kind of readable storage medium storing program for executing, is stored thereon with computer program, described program quilt
The step of above method is realized during computing device.
The embodiment of the present invention additionally provides a kind of electronic whiteboard, including memory, processor and storage are on a memory
And the computer program that can be run on a processor, the step of realizing the above method during computing device described program.
The identity information of acquisition is sent to server and carried out by obtaining the identity information of user by the embodiment of the present invention
Login authentication, then obtain blank record information corresponding to the subscriber identity information in server.Pass through server stores user
In the record information of blank, user can in different blanks login account, the blank record information before can obtaining.The present invention
Embodiment adds the function of user authentication compared to existing technology, and utilizes authentication, the record information of blank and
Individual is associated together, and the purpose for the historical record oneself write can be checked so as to realize user on any one blank.
Brief description of the drawings
Fig. 1 is the flow chart of the whiteboard information read method in first embodiment of the invention；
Fig. 2 is the flow chart of the whiteboard information read method in second embodiment of the invention；
Fig. 3 is the flow chart of the whiteboard information read method in third embodiment of the invention；
Fig. 4 is the structured flowchart of the whiteboard information reading device in fourth embodiment of the invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
With reference to following description and accompanying drawing, it will be clear that these and other aspects of embodiments of the invention.In these descriptions
In accompanying drawing, some particular implementations in embodiments of the invention are specifically disclosed, to represent to implement the implementation of the present invention
Some modes of the principle of example, but it is to be understood that the scope of embodiments of the invention is not limited.On the contrary, the present invention
Embodiment includes all changes, modification and the equivalent fallen into the range of the spirit and intension of attached claims.
Referring to Fig. 1, be the whiteboard information read method in first embodiment of the invention, including step S11~S13.
Step S11, the identity information of user is obtained, and the identity information is sent to server, so that the service
Device carries out debarkation authentication according to the identity information.
The present embodiment is applied in electronic whiteboard, and user is by the way that the record information on blank is stored in server.Beat
The application program in blank is opened, by account login service device, foundation and the connection between blank and server.Preferably, originally
Embodiment carries out login authentication by recognition of face, and the blank in the present embodiment includes a camera, for video capture.When with
Family obtains the facial image of user by camera close to blank, blank, and facial image is analyzed, to obtain user's
Face characteristic, and the face characteristic got is sent to server and carries out debarkation authentication, to determine whether for registered user, if
Certification success, then carry out user and log in.The present embodiment is based on face recognition technology and carries out authentication, and it does not need user to have too
More operations, therefore the usage scenario of more proper blank.
It should be understood that can use, conventional account logs in or other biological characteristics carry out debarkation authentication.Such as this hair
In bright other embodiment, blank can also be logged in by account, and user is on the log-in interface of blank, input user's letter
Breath, such as user name, ID, password, is typically logged in using phone number.
If server lookup to the user do not registered also when, prompt message is sent to blank, to remind user to enter
Row registration.The register interface input related information that user shows on blank, for example, ID, access token or face spy
Reference breath etc..
Step S12, when the information that the login authentication for getting the server transmission passes through, sent to the server
Solicited message, so that all history informations corresponding to identity information described in the server lookup, and the history is remembered
Record information is sent to the blank.
History information is the user stored in server record information in blank, and the record information includes writing
Information and multimedia messages, the written information are a series of information such as orderly coordinate points, color, line weight, multimedia
Information is, for example, picture, video inserted etc..During record information of the user on blank uploads onto the server, and it is stored in the body
Under catalogue where part information.
When server the identity information of the user is authenticated by after, send an information to blank, to notify blank
The identity information certification passes through.Blank sends a request message to server, with to the history of the server acquisition request user
Record information.When server receives the solicited message of blank transmission, inquire about history corresponding to the identity information in memory and remember
Information is recorded, and the history information inquired is sent to blank.
Further, in above-mentioned steps, also include before to the step of server transmission solicited message：
Whether inquiry is local is stored with history information corresponding to the identity information；
If not, it is determined that send the solicited message to the server.
Record information on blank sends to server and is also stored in local while preservation.In order to which user uses next time
The history information that quick calling is locally stored during the blank.After user's game server, whether first inquiry is local stores this
History information corresponding to identity information, if not inquiring, solicited message is sent to server.
Further, server is automatically deleted the history information that storage time exceedes preset time.For example, server
Automatically historical record of the date more than 6 months will be stored to delete, i.e. historical record in server storage certain time end, to release
Put the internal memory in server.
Step S13, history information is specified when receive that the Client-initiated checked in the historical information one
Instruction when, be displayed in full screen the specified history information.
The history information of the user for the current login that blank the reception server is sent, and it is stored in local.Work as user
When historical record is specified in selection one, history information is specified to be displayed in full screen in the page of blank this.User can be at this
It is further continued for being write on the basis of instruction history record information.
Preferably, server sends history information to blank in the form shown, and the diagram includes historical record
The title of information, address information etc..When blank receives the diagram of the historical record of server transmission, by the diagram of historical information
It is shown in the side or page lower end of the page.The diagram of history information is specified in user's selection one, and initiates to check that this is specified
During the instruction of history information, blank downloads the history information from server, and full frame aobvious on the page of blank
Show this specify history information, it is possible to understand that record information can also reduce by a certain percentage after shown in the page.
The identity information of acquisition is sent to server and logged in by obtaining the identity information of user by the present embodiment
Certification, so as to obtain blank record information corresponding to the subscriber identity information in server.By server stores user white
The record information of plate, user can in different blanks login account, the blank record information before can obtaining.The present embodiment phase
Than in existing technology, adding the function of user authentication, and authentication is utilized, the record information of blank is associated with individual
Together, the purpose for the historical record oneself write can be checked so as to realize user on any one blank.
Referring to Fig. 2, be the whiteboard information read method in second embodiment of the invention, including step S21~S28.
Step S21, the video image of camera shooting is obtained, the video image of camera shooting is analyzed,
It is determined that being less than the human body of the first pre-determined distance with the distance of the blank, and extract the face characteristic of the human body.
In above-mentioned steps, when blank obtains the video image of camera shooting, Face datection is carried out, is calculated by recognition of face
Face characteristic in method extraction video image in current picture, to obtain the identity information of user.
User and the distance between blank are relevant with the size of human body in video image, and the distance of user and blank gets over long sight
Human dimension in frequency image is smaller.Therefore the ratio between the human body in video image and default standardized body dimensions is calculated
Example can obtain the actual range between user and blank.The standardized body dimensions is in the video images under the first pre-determined distance
The human dimension of display, it can be calculated with human height.
When it is implemented, the video image that analysis camera is shot in real time, identifies current picture, is chased after by existing human body
Track technology, such as kalman target prediction tracing algorithms, human body tracking is carried out, by judging the size of same human body in picture,
The distance of the human body and blank can be drawn, when a certain human dimension is equal to default standardized body dimensions, it is believed that should
The distance of user and blank is the first pre-determined distance, now calculates face characteristic, result is notified to server.User uses white
It is close to blank during plate, when user is less than the first pre-determined distance with blank distance, such as in 1m, pass through human face detection tech
Obtain the face characteristic of the user.
Further, also include before the step of face characteristic in the extraction facial image：
A prompt message is sent, the prompt message is used to prompt the user whether to need progress user to log in；
When getting the confirmation according to prompt message feedback, it is determined that extracting the face in the facial image
Feature.
In above-mentioned steps, when blank detects that the distance of user and blank is less than the first pre-determined distance, a prompting is sent
Information, to remind user to want to carry out user's login.When blank gets the confirmation of user's transmission, video figure is extracted
It is less than the face characteristic of the user of the first pre-determined distance with the distance of blank as in.When blank gets the refusal letter of user's transmission
During breath, then logged in without user, historical record can not be obtained, only used as in general blank.
Step S22, the face characteristic in the video image is extracted, the face characteristic is sent to the server,
So that the server carries out debarkation authentication according to the face characteristic.
Blank sends the face characteristic of extraction to server, when server receives the face characteristic of blank transmission, with
The known face characteristic of stock is compared, and when comparing successfully, the information that passes through of certification is sent to blank.
Step S23, when the information that the login authentication for getting the server transmission passes through, sent to the server
Solicited message, so that all history informations corresponding to identity information described in the server lookup, and the history is remembered
Record information is sent to the blank.
Step S24, history information is specified when receive that the Client-initiated checked in the historical information one
Instruction when, be displayed in full screen the specified history information.
Step S25, the target body in the video image of the camera shooting, monitoring are determined according to the face characteristic
The distance between the target body and the blank.
After user logs in, according to the face characteristic information of login, video image is parsed, finds the face characteristic information
Corresponding target body, start human body tracking.By human body tracer technique, the tracking of target body is carried out, and calculates mesh in real time
The distance between human body and blank are marked, to judge whether target body leaves blank.
Step S26, when the distance of the target body and the blank is more than or equal to the second pre-determined distance, exits and step on
Record.
By judging the size of the target body in video image, it can be deduced that the target body and the distance of blank.
When the target body size in video image is more than or equal to default target size, it is believed that the distance of user and blank
More than or equal to the second pre-determined distance, i.e. user has been moved off blank, now result is notified to server, to log off.
After user logs off, it is impossible to get the historical record in server.When it is implemented, the second pre-determined distance could be arranged to
It is equal with the first pre-determined distance.
A user can be once logged in, when a user logs in, if blank has detected that another user is close, and less than the
During one pre-determined distance, without the login authentication of another user.After user logs off, the login that can carry out next user is recognized
Card.
The present embodiment carries out login authentication by face recognition technology, avoids logging in the running cost brought.As a user
Close to blank, and after reaching certain value with the distance of blank, blank obtains face characteristic information automatically, and sends to server
Row login authentication.After logining successfully, history information is downloaded from server, user can check any one historical record letter
Breath.When user is away from blank and after exceed certain value with the distance of blank, log off.The present embodiment utilizes authentication,
Whiteboard data and individual are associated together, so as to reach the characteristic that can check historical record after the login.
Referring to Fig. 3, the flow chart for the whiteboard information read method in third embodiment of the invention.In first embodiment
Or on the basis of second embodiment, when the information that the login authentication for getting the server transmission passes through, described blank
Information-reading method also includes step：
S31, the record information in blank and the identity information are sent corresponding deposit is carried out into the server in real time
Storage.
In above-mentioned steps, after user logs in successfully, record information is sent into server corresponding storage by blank in real time.
The record information includes written information and multimedia messages, and the written information is a series of orderly coordinate points, color, lines
The information such as thickness, multimedia messages are, for example, picture, video inserted etc..The record information of blank is protected with document form
Deposit, user can be named.
S32, the record information is stored in real time under the catalogue where the local identity information.
Blank also in real time preserves record information to local after user logs in successfully, in order to so power off or exit extremely
Can rapid saving record information during program.
The present embodiment be first or second embodiments on the basis of, to the method store of whiteboard information.Server
The identity information of blank transmission is received, and carries out login authentication.When login authentication by when, server send a login authentication
The information passed through is into blank, and the identity information of user and record information are sent to server and carry out corresponding storage by blank, together
When, record information is stored in local.During user's keeping records information, no record information can be named, after convenient
Continuous inquiry.
When user is in game server on a blank, blank inquires about local whether store correspondingly according to identity information first
History information, showed history information in the page if having.History is specified when blank gets Client-initiated one
During the Query Information of information, this is downloaded from server and specifies history information, and be displayed in full screen this and specify historical information.When
Blank sends solicited message when locally not inquiring the identity information, to server, so that the server lookup identity information
Corresponding history information.And send the history information inquired into blank, preferable blank receives service
The history information that device is sent is shown in the page in the form shown, and a history information is selected for user, is carried out complete
Screen display.
It should be understood that user can on any one blank login account, history information is obtained from server.
Referring to Fig. 4, be the whiteboard information reading device in fourth embodiment of the invention, including：
Acquiring unit 110, for obtaining the identity information of user；
First transmitting element 120, for the identity information to be sent to server, so that the server is according to
Identity information carries out debarkation authentication；
Second transmitting element 130, for when getting the information that the login authentication that the server sends passes through, to institute
State server and send solicited message, so that history information corresponding to identity information described in the server lookup, and by institute
History information is stated to send to the blank；
Display unit 140, for when receive the Client-initiated check one specify history information instruction when,
Show the specified history information.
Further, above-mentioned whiteboard information reading device, in addition to a camera, the acquiring unit 100 are used for：
The video image of the camera shooting is obtained, and extracts the face characteristic in the video image, to obtain use
The identity information at family.
Further, above-mentioned whiteboard information reading device, the acquiring unit 100 are used to be specifically used for：
The video image of camera shooting is analyzed, it is determined that with the distance of the blank be less than first it is default away from
From human body；
Extract the face characteristic of the human body.
Further, above-mentioned whiteboard information reading device, in addition to：
Monitoring unit, the target person in video image for determining the camera shooting according to the face characteristic
Body, monitor the distance between the target body and the blank；
Unit is exited, for when the distance of the target body and the blank is more than or equal to the second pre-determined distance,
Log off.
Further, above-mentioned whiteboard information reading device, in addition to：
Tip element, for sending a prompt message, the prompt message is used to prompt the user whether to need to carry out user
Log in；
First determining unit, for when get according to the prompt message feed back confirmation when, it is determined that extraction institute
State the face characteristic of human body.
Further, above-mentioned whiteboard information reading device, in addition to：
Query unit, locally history information corresponding to the identity information whether is stored with for inquiring about；
Second determining unit, for not being stored with history information corresponding to the identity information when the local
When, it is determined that sending the solicited message to the server.
Further, above-mentioned whiteboard information reading device, in addition to：
3rd transmitting element, in real time sending the record information in blank and the identity information to the server
Middle corresponding storage.
Further, above-mentioned whiteboard information reading device, in addition to：
Memory cell, for being in real time stored in the record information under the catalogue where the local identity information.
The device of the present embodiment, it can be used for the technical scheme for performing any shown embodiments of the method for Fig. 1 to Fig. 3, in fact
Existing principle is similar with technique effect, and here is omitted.
Present invention also offers a kind of readable storage medium storing program for executing, computer program is stored thereon with, it is characterised in that the journey
The step of method of any one in above-described embodiment 1 to 3 is realized when sequence is executed by processor.
Present invention also offers a kind of electronic whiteboard, including memory, processor and storage are on a memory and can be
The computer program run on processor, any one in above-described embodiment 1 to 3 is realized during the computing device described program
Method the step of.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system including the system of processor or other can be held from instruction
The system of row system, device or equipment instruction fetch and execute instruction) use, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium " can any can be included, store, communicate, propagate or pass
Defeated program is for instruction execution system, device or equipment or the dress used with reference to these instruction execution systems, device or equipment
Put.
The more specifically example (non-exhaustive list) of computer-readable medium includes following：Connected up with one or more
Electrical connection section (electronic installation), portable computer diskette box (magnetic device), random access memory (RAM), read-only storage
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium, which can even is that, to print the paper of described program thereon or other are suitable
Medium, because can then enter edlin, interpretation or if necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each several part of the present invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned
In embodiment, software that multiple steps or method can be performed in memory and by suitable instruction execution system with storage
Or firmware is realized.If, and in another embodiment, can be with well known in the art for example, realized with hardware
Any one of row technology or their combination are realized：With the logic gates for realizing logic function to data-signal
Discrete logic, have suitable combinational logic gate circuit application specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
One or more embodiments or example in combine in an appropriate manner.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (11)
- A kind of 1. whiteboard information read method, it is characterised in that including：The identity information of user is obtained, and the identity information is sent to server, so that the server is according to the body Part information carries out debarkation authentication；When the information that the login authentication for getting the server transmission passes through, solicited message is sent to the server, with Make all history informations corresponding to identity information described in the server lookup, and by the history information send to The blank；When receiving the instruction for the specified history information that the Client-initiated is checked in the historical information, display The specified history information.
- 2. whiteboard information read method as claimed in claim 1, it is characterised in that the blank includes a camera, described The step of identity information for obtaining user, includes：The video image of the camera shooting is obtained, and extracts the face characteristic in the video image, to obtain user's Identity information.
- 3. whiteboard information read method as claimed in claim 2, it is characterised in that the face extracted in the video image is special The step of sign, includes：The video image of camera shooting is analyzed, and determines to be less than the first pre-determined distance with the distance of the blank Human body；Extract the face characteristic of the human body.
- 4. whiteboard information read method as claimed in claim 2, it is characterised in that when the identity information certification by when, The whiteboard information read method includes：The target body in the video image of the camera shooting is determined according to the face characteristic, monitors the target body The distance between described blank；When the distance of the target body and the blank is more than or equal to the second pre-determined distance, log off.
- 5. whiteboard information read method as claimed in claim 3, it is characterised in that the people in the extraction facial image Also include before the step of face feature：A prompt message is sent, the prompt message is used to prompt the user whether to need progress user to log in；When getting the confirmation according to prompt message feedback, it is determined that extracting the face characteristic of the human body.
- 6. whiteboard information read method as claimed in claim 1, it is characterised in that described to send request letter to the server Also include before the step of breath：Whether inquiry is local is stored with history information corresponding to the identity information；If it is not, determine to send the solicited message to the server.
- 7. whiteboard information read method as claimed in claim 1, when the identity information certification by when, the whiteboard information Read method also includes step：The record information in blank and the identity information are sent into the server corresponding storage in real time.
- 8. whiteboard information read method as claimed in claim 7, it is characterised in that when the identity information certification by when, The whiteboard information read method also includes：The record information in blank is stored in real time under the catalogue where the local identity information.
- A kind of 9. whiteboard information reading device, it is characterised in that including：Acquiring unit, for obtaining the identity information of user；First transmitting element, for the identity information to be sent to server, so that the server is believed according to the identity Breath carries out debarkation authentication；Second transmitting element, for when getting the information that the login authentication that the server sends passes through, to the service Device sends solicited message, so that all history informations corresponding to identity information described in the server lookup, and by described in History information is sent to the blank；Display unit, for working as the specified history information for receiving the Client-initiated and checking in the historical information Instruction when, show the specified history information.
- 10. a kind of readable storage medium storing program for executing, is stored thereon with computer program, it is characterised in that described program is executed by processor The step of methods of the Shi Shixian as described in any one in claim 1-8.
- 11. a kind of electronic whiteboard, including memory, processor and storage are on a memory and the meter that can run on a processor Calculation machine program, it is characterised in that realized during the computing device described program as described in any one in claim 1-8 Method the step of.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710851392.6A CN107748839A (en) | 2017-09-15 | 2017-09-15 | Whiteboard information reading method and device, readable storage medium and electronic whiteboard |
| PCT/CN2017/116366 WO2019052053A1 (en) | 2017-09-15 | 2017-12-15 | Whiteboard information reading method and device, readable storage medium and electronic whiteboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710851392.6A CN107748839A (en) | 2017-09-15 | 2017-09-15 | Whiteboard information reading method and device, readable storage medium and electronic whiteboard |
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| CN107748839A true CN107748839A (en) | 2018-03-02 |
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| CN201710851392.6A Pending CN107748839A (en) | 2017-09-15 | 2017-09-15 | Whiteboard information reading method and device, readable storage medium and electronic whiteboard |
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| CN (1) | CN107748839A (en) |
| WO (1) | WO2019052053A1 (en) |
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| CN108804877A (en) * | 2018-06-08 | 2018-11-13 | 南京森林警察学院 | A kind of biology gene DNA sequence Compare System |
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| CN109345793A (en) * | 2018-09-17 | 2019-02-15 | 深圳Tcl新技术有限公司 | A kind of item based reminding method, system, device and storage medium |
| CN109558196A (en) * | 2018-11-21 | 2019-04-02 | 北京北纬天辰科技有限公司 | A kind of electronic whiteboard data reading method and data reading system |
| CN109617862A (en) * | 2018-11-21 | 2019-04-12 | 北京北纬天辰科技有限公司 | A kind of electronic whiteboard conference interactive approach and interaction systems |
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| CN110445759B (en) * | 2019-07-08 | 2021-08-03 | 视联动力信息技术股份有限公司 | Electronic whiteboard sharing method and device |
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| WO2019052053A1 (en) | 2019-03-21 |
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