CN110001235A - A kind of portable intelligent Folder plate and data uploading method - Google Patents
A kind of portable intelligent Folder plate and data uploading method Download PDFInfo
- Publication number
- CN110001235A CN110001235A CN201910288323.8A CN201910288323A CN110001235A CN 110001235 A CN110001235 A CN 110001235A CN 201910288323 A CN201910288323 A CN 201910288323A CN 110001235 A CN110001235 A CN 110001235A
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- China
- Prior art keywords
- data
- network
- electronic pen
- portable intelligent
- dot matrix
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
- B42F9/00—Filing appliances with devices clamping file edges; Covers with clamping backs
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/19—Connection re-establishment
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The present invention provides a kind of portable intelligent Folder plate and data uploading method, and the structure including clip board and fixed paper further includes band dot matrix coding sheet, electronic pen, electronics pencil box;Electronics pencil box is fixed or is removably connected on clip board, and electronics pencil box includes box body, and box body is equipped with the chamber for accommodating electronic pen, and the inner cavity of chamber is equipped with the charging structure for the charging of electron pen, and box surface is provided with the second charging interface;Electronic pen is equipped with miniature webcam, the first bluetooth module and the first battery;Controller is equipped in box body, controller is connect with network module, the second battery, memory and the second bluetooth module respectively.A kind of portable intelligent Folder plate and data uploading method provided by the invention upload teacher's data when recording student information in real time, do not need to take passages again, save time and manpower;And teacher's Fingerprint Identification Unit is increased, teacher's identity is verified, it is ensured that the data of teacher's typing can be received, and prevent from playing tricks.
Description
Technical field
The present invention relates to Intelligent campus fields, and in particular to a kind of portable intelligent Folder plate and data uploading method.
Background technique
In existing outdoor classroom teaching, for usual performance, final grade, attendance situation or other feelings to student
Condition is recorded;Teacher generally will use score clamping plate at this time and paper records these data.In the prior art, teacher
Achievement, attendance situation or other situations that good student is recorded when generally at school, return to after office and again take passages these data
Onto computer.If teacher is busy, there will be students, and teacher to be helped on these data inputtings to computer, will to do so very
Trouble and consuming time and manpower are helped data inputting computer can also there is the case where playing tricks by student, cannot accomplished
Fair and just treats each student.
Meanwhile the Chinese patent of Publication No. CN109194861A discloses a kind of smart pen photographic device, including pen core,
CCD camera assembly, CCD camera assembly include optical bracket, camera, concave-convex lens component, optical filter and illuminator, camera,
Concave-convex lens component, optical filter and illuminator are all mounted on optical bracket, and optical bracket is disposed proximate to the writing end of pen core
On position, optical filter is fixed on optical bracket front end, and camera is fixed on optical bracket rear end, and illuminator is arranged in optical bracket
On, concave-convex lens component is arranged between illuminator and optical filter.The present invention combines laser lamp with concavees lens, solves laser lamp
The defects of spectrum is small, light emitting angle is small and irradiated area is small;It is big, bright to solve LED light light emitting angle in conjunction with convex lens for LED light
Spend the defects of weak.
Smart pen through the above scheme still cannot achieve in no WiFi or without under network signal environment, and teacher is by book
The student information of write record directly passes back to backstage and stores, and still needs onto computer to go typing information, also lacks one kind and be convenient for
Carry what record at any time uploaded.
Summary of the invention
In view of the above shortcomings of the prior art, the technical problems to be solved by the present invention are: providing a kind of portable intelligent
Folder plate and data uploading method, making teacher, in the case where being connected to the network normal condition, data are real when recording student into relevant information
Shi Shangchuan is stored in the case where being connected to the network abnormality and is normally uploaded automatically into memory to network recovery, do not need to pluck again
It copies, saves time and manpower, mitigate the workload of teacher.
The present invention adopts the following technical scheme:
A kind of portable intelligent Folder plate, the structure including clip board and fixed paper further include band dot matrix coding sheet, electricity
Sub- pen, electronics pencil box, the structure of the fixed paper are used to paper being fixed on clip board;The electronics pencil box is fixed or detachably
Be connected on clip board, the electronics pencil box includes box body, and the box body is equipped with chamber for accommodating the electronic pen, institute
The inner cavity for stating a chamber is equipped with the charging structure to charge for electron pen, and the box surface is provided with the second charging interface;Institute
Electronic pen is stated equipped with miniature webcam, the first bluetooth module and the first battery, first bluetooth module is for connecting electronic pen
One end of box, the electronic pen is equipped with the first charging interface, and the electronic pen is used cooperatively with the pencil box, for identification user
The information write on paper;
Charging control unit is equipped in the box body, the charging control unit includes controller, network module, the second electricity
Pond, memory and the second bluetooth module, the controller are blue with the network module, the second battery, memory and second respectively
The connection of tooth module;The network module is WiFi or 5G or 4G or 3G network communication module, the second battery connection charging knot
Structure, for charging to electronic pen, the information that the memory is used to record user under no network state is faced
Shi Baocun, second bluetooth module is for connecting electronic pen.
When classroom teaching needs to record student information teacher outdoors, pressing primary electron pen takes out electricity from chamber
Sub- pen is write on band dot matrix coding sheet, because electronic pen is connected by bluetooth with electronics pencil box, electronic pen and electronics pencil box
The information write on dot matrix coding sheet with the use of identification electronic pen is converted, and is uploaded in real time by network module;
If current network poor signal or when cannot connect to WiFi, the data of writing can be saved in memory, when electronics pencil box
When being connected to WiFi or unimpeded network, the data stored in memory can upload automatically, avoid the loss of data;When having used
When electronic pen, electronic pen is inserted into pressing in a chamber, and once, electronic pen is just fixed in a chamber, while electronics pencil box is to electronic pen
It charges.
Further, the electronics pencil box further includes display screen, Fingerprint Identification Unit, switch, the display screen, fingerprint recognition
Device and switch are all set in box surface;The display screen connects the controller;The paper is dot matrix coding sheet, for improving
User writes the precision of identification.
Fingerprint Identification Unit is set, teacher's identity can be verified, cannot be started up when not recognizing teacher's fingerprint, it is ensured that religion
The data of teacher's typing can be received, and prevent from playing tricks;Teacher can also recognize in real time the state of electronics pencil box by display screen, with
Understanding the information write is to upload also to be stored in memory in real time, it will also be appreciated that electronic pen and electronics pencil box
Connection status, whether the state of charge of electronics pencil box is with charging, whether network connection.
Further, the information that the memory is used to record user under no network state is temporarily saved,
The data of the memory storage are automatically deleted the data of storage after connection network uploads;The electronics pencil box is having network
In the case of the information of writing user on paper be uploaded directly into backstage.
The data that storage is automatically deleted after upload are convenient next time without, to the storage of data, being avoided under network state because interior
Deposit loss that is insufficient and causing data.
Further, it is additionally provided with indicator light on the electronic pen, for showing electronic pen low battery, charging and fully charged
State;The structure of the fixed paper is clip.
The state for recognizing electronic pen electricity in real time by indicator light, if red light lights the low battery state that indicates, green light dodges
Bright to indicate charged state, green light, which is always on, indicates that electricity is full of.
Further, first charging interface be wired or wireless charging interface, be also used in the WiFi or 5G or
4G or 3G network communication module can not can upload data by the second charging interface when upload information.
Wired or wireless charging can be carried out to electronics pencil box, it can be by connection data line manually by the number in memory
According to upload, it is ensured that data timely use.
Further, the portable intelligent Folder plate can be connected by electronics pencil box and the electronic equipment in classroom with into
Row interaction.
Further, it is described with dot matrix coding sheet be form track record list or attendance record list;The band point
It is provided with cog region on battle array coding sheet, to the information for submitting corresponding region to write.
In the information errors of teacher's record or when needing the information of modification record, complete piece information is write, clicks band dot matrix
Cog region on coding sheet can upload the data write.
Further, the data upload recorded on dot matrix coding sheet with electronic pen is picture format, PDF format
Or other not editable formats.
In this way the hair for situation of playing tricks can be further avoided to avoid secondary malicious modification is carried out after data upload
It is raw.
A kind of portable intelligent Folder plate system data method for uploading, including electronic pen, electronics pencil box, band dot matrix encode
The structure of paper, clip board and fixed paper, further includes: S1: detection electronic pen and electronics pencil box connection status;S2: detection network connects
Connect state;S3: whether detection user is in band dot matrix coding sheet identifying recording layer;S4: if network connection is normal, user is in band dot matrix
The data recorded on coding sheet upload in real time;If network connection is abnormal, the data that user records on dot matrix coding sheet are stored
In memory;S5: data stored in memory are automatic after network reconnects normally under network connection abnormal conditions
It uploads.
Further, the detection electronic pen and electronics pencil box connection status include: to check electronic pen and electricity on display screen
Sub- pencil box whether bluetooth connection;The detection network connection state includes: to check that network connection state is WiFi/ on display screen
5G/4G/3G connection is in suspension state;Whether the detection user includes: inspection in band dot matrix coding sheet identifying recording layer
Measure user band dot matrix coding sheet identifying recording layer and be connected to the network be WiFi/5G/4G/3G when, the data of user record
Convert and upload in real time or user clicks and carries out entire chapter upload with the cog region on dot matrix coding sheet, the data of upload are figure
Piece format or PDF format or other not editable formats;Number stored in memory under the network connection abnormal conditions
According to network reconnect it is normal after automatic upload include: to detect user in band dot matrix coding sheet identifying recording layer and be disconnected
When net state, the data of user record are converted and are stored in memory;It is stored under the network connection abnormal conditions
It includes: on automatic when network connection restores normal again that data in memory upload automatically after network reconnects normally
It passes, and uploads the data in background storage and be automatically deleted;If network can not connect always, the second charging interface can be passed through
Connection data line is uploaded;It uploads or the data of storage is picture format or PDF format or other not editable formats.
The invention has the benefit that can by teacher write data upload in real time, avoid again to data carry out
Extracts, save time and manpower;It can also be stored in the case where that can not upload in real time, connection data line uploads manually,
Avoid the loss of data;The data of upload are not editable format, increase Fingerprint Identification Unit, it is ensured that the data energy of teacher's typing
It is received, prevents from playing tricks;The present invention is suitable for physical education, extracurricular practice and U.S. labor activity etc., facilitates outside classroom, on playground just
It takes record and data uploads.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of portable intelligent Folder plate of the present invention.
Fig. 2 is a kind of portable intelligent Folder plate electronic pen internal module connection schematic diagram of the present invention.
In attached drawing, clip board 1, clip 3, display screen 4, the second charging interface 5, the second battery 6, fills band dot matrix coding sheet 2
Electric structure 7, the first charging interface 8, the first battery 9, chamber 10, electronic pen 11, finger-print switch 12, electronics pencil box 13, network mould
Block 14, the second bluetooth module 15, controller 16, memory 17, the second battery 18.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing.
Embodiment one
As shown in Figure 1, a kind of portable intelligent Folder plate, including clip board 1 and clip 3, it further include that band dot matrix encodes
Paper 2, electronic pen 11 and electronics pencil box 13, clip 3 are used for fixing belt dot matrix coding sheet 2, are form with dot matrix coding sheet 2
Track record list or attendance record list are provided with the cog region of " submission " printed words with 2 lower right corner of dot matrix coding sheet, are for clicking
Upload entire chapter data;Electronics pencil box 13 is fixed on 1 upper half of clip board, and electronics pencil box 13 includes box body, and box body is equipped with and is used for
The chamber 10 of electronic pen 11 is accommodated, chamber 10 is set to box body right side, and the inner cavity of chamber 10 is equipped with to be filled for electron pen 11
The charging structure 7 of electricity, box body left-hand face are provided with the second charging interface 5, the second charging interface 5 be also be that data transmission connects
Mouthful, electronics pencil box 13 charge or upload the data of memory for connecting data line;Electronics pencil box 13 is also
Including display screen 4, Fingerprint Identification Unit, switch, display screen 4, Fingerprint Identification Unit and switch are all set in box surface.
Electronic pen 11 is equipped with miniature webcam, the first bluetooth module and the first battery 9, and the first bluetooth module is for connecting electricity
One end of sub- pencil box, electronic pen is equipped with the first charging interface, and the electronic pen 11 is used cooperatively with the pencil box, uses for identification
The information that family is write on paper;The length of electronic pen 11 is greater than the length of a chamber 10, is additionally provided with indicator light on electronic pen 11, can
To recognize the state of 11 electricity of electronic pen in real time by indicator light, red light lights the low battery state that indicates, green light flashing indicates
Charged state, green light, which is always on, indicates that electricity is full of.
In the present embodiment, electronic pen is used cooperatively with pencil box, the method for the information that user writes on paper for identification
Are as follows: when experiencing the writing pressure of reservoir tip, miniature webcam starting, when writing, miniature webcam be can recorde
With the track on dot matrix coding sheet, be transferred to electronics pencil box, by conversion, be stored in the memory of electronics pencil box or directly on
Pass to backstage.
As shown in Fig. 2, box body in be equipped with charging control unit, charging control unit include controller 16, network module 14,
Second battery 18, memory 17 and the second bluetooth module 15, controller 16 respectively with network module 14, the second battery 18, storage
Device 17, display screen 4 and the connection of the second bluetooth module 15;Network module 14 is WiFi or 5G or 4G or 3G network communication module, is used
In uploading data, the second battery 18 connects charging structure 7, and for charging to electronic pen, memory 17 is used in no network
The information recorded under state to user is temporarily saved, and uploads and be automatically deleted data after network connection restores normal,
Second bluetooth module 15 is for connecting electronic pen 11;It uploads or the data of storage are picture format or PDF format or other can not
The format of editor.
A kind of portable intelligent Folder plate data uploading method, including electronic pen 11, electronics pencil box 13, band dot matrix encode
Paper 2, clip board 1 and clip 3, further includes:
S1: detection electronic pen and electronics pencil box connection status;Check on display screen electronic pen and electronics pencil box whether bluetooth
Connection;
S2: detection network connection state;Check that network connection state is WiFi/5G/4G/3G connection or locates on display screen
In suspension state;
S3: whether detection user is in band dot matrix coding sheet identifying recording layer;Detect that user remembers on band dot matrix coding sheet
It records data and is connected to the network when being WiFi/5G/4G/3G, the data of user record convert and upload or user's point in real time
It hits and carries out entire chapter upload with the cog region on dot matrix coding sheet, the data of upload are picture format or PDF format or other can not
The format of editor;
S4: if network connection is normal, the data that user records on dot matrix coding sheet upload in real time;If being connected to the network different
Often, the data storage that user records on dot matrix coding sheet is in memory;Detect that user remembers on band dot matrix coding sheet
When recording data and being suspension state, the data of user record are converted and are stored in memory;
S5: under network connection abnormal conditions data stored in memory network reconnect it is normal after it is automatic on
It passes;It is uploaded automatically when network connection restores normal again, and uploads the data in background storage and be automatically deleted;If network one
It can not directly connect, then data line can be connected by the second charging interface and be uploaded;It uploads or the data of storage is picture lattice
Formula or PDF format or other not editable formats.
When teacher, which carries out classroom instruction outdoors, needs to record student's relevant information, primary electron pen 11 is pressed, from pen
Electronic pen 11 is taken out in chamber 10, is had electricity when the indicator light on electronic pen 11 be in OFF state expression electronic pen 11 and can be carried out
It uses, then checks the connection status of electronics pencil box 13 and electronic pen 11 on display screen 4, network connection state, how much is electricity.In electricity
Amount is sufficient, and electronic pen 11 and electronics pencil box 13 connect, and can remember on band dot matrix coding sheet 2 in the state that network connection is normal
Data are recorded, the data that the camera identification teacher on 11 pen tip of electronic pen is write simultaneously are converted to computer writing upload;Work as network
Connect bad or when without network, the data that teacher is write are stored into the memory in electronics pencil box 13, in electronics pencil box 13
When being connected to network, the data in memory upload automatically, and then the data in memory can be automatically deleted, to store next time
Data retain sufficient space;When electronics pencil box 13 cannot connect to network always, pass through the charging on electronics pencil box 13
Mouth 5 (and data transmission interfaces) connection data line uploads the data in memory manually.
Teacher can generate different situations during recording data, for example wrongly write, write serial or need to modify number
According to, after the data information that at this moment can write and modify an entire chapter in teacher, click " mentioning with 2 lower right corner of dot matrix coding sheet
The data of one entire chapter can be uploaded or be stored in memory by the cog region of friendship " printed words.
Uploaded again after it can also convert data to computer writing before uploading data, the data of upload be picture format,
PDF format or not editable extended formatting prevent data from playing tricks in the laggard edlin of upload, cooperate the finger on electronics pencil box 13
Line identifier more effectively avoids the case where playing tricks.
When teacher has recorded information, the state of charge of electronic pen 11, red light are checked by the indicator light on electronic pen 11
Lighting indicates 11 low battery of electronic pen, and indicator light, which does not work, indicates that 11 electricity of electronic pen is in normal condition;Again by electronic pen 11
Turn back in a chamber 10, when on electronic pen 11 indicator light show green light flashing, indicate electronics pencil box 13 to electronic pen 11 into
Row charging, it is to show that green light is always on that electricity, which is full of,;The state of charge for checking electronics pencil box 13 on display screen 4 again, if you need to charge
Can shut down or open state under charge, be such as not required to charge, directly place.
Embodiment two
13 right half part box body of electronics pencil box is arranged to openable lid on the basis of example 1 by the present embodiment
Son, when the cover closes, electronic pen 11 are hidden in electronics pencil box 13, and when lid is opened, chamber 10 reveals completely;Electricity
The length of sub- pen 11 is just adapted with the length of chamber 10, at this point, one end and chamber 10 inner cavity of the electronic pen 11 for charging
Contact carries out wireless charging to electronic pen 11.When teacher needs to carry out record data using electronic pen 11, pass through fingerprint recognition
Device identification fingerprint can just open the lid of 13 right half part of electronics pencil box, thus take out electronic pen 11 carry out using.
The present embodiment is that electronic pen 11, which is hidden in electronics pencil box 13, to be prevented relative to the advantages of embodiment one
The loss of electronic pen 11 is caused during taking repeatedly.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that;It still may be used
To modify to technical solution documented by previous embodiment, or some or all of the technical features are equal
Replacement;And these are modified or replaceed, the model for technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
It encloses, should all cover within the scope of the claims and the description of the invention.
Claims (10)
1. a kind of portable intelligent Folder plate, the structure including clip board and fixed paper, it is characterised in that: further include band dot matrix
Coding sheet, electronic pen, electronics pencil box, the structure of the fixed paper are used to paper being fixed on clip board;The electronics pencil box is solid
Determine or be removably connected on clip board, the electronics pencil box includes box body, and the box body is equipped with for accommodating the electronics
The chamber of pen, the inner cavity of described chamber are equipped with the charging structure for the charging of electron pen, and the box surface is provided with second
Charging interface;
The electronic pen is equipped with miniature webcam, the first bluetooth module and the first battery, and first bluetooth module is for connecting
One end of electronics pencil box, the electronic pen is equipped with the first charging interface, and the electronic pen is used cooperatively with the pencil box, for knowing
The information that other user writes on paper;
Be equipped with charging control unit in the box body, the charging control unit include controller, network module, the second battery,
Memory and the second bluetooth module, the controller respectively with the network module, the second battery, memory and the second bluetooth mould
Block connection;The network module is WiFi or 5G or 4G or 3G network communication module, and second battery connects charging structure, is used
It charges in electronic pen, the information that the memory is used to record user under no network state is temporarily protected
It deposits, second bluetooth module is for connecting electronic pen.
2. a kind of portable intelligent Folder plate according to claim 1, it is characterised in that: the electronics pencil box further includes
Display screen, Fingerprint Identification Unit, switch, the display screen, Fingerprint Identification Unit and switch are all set in box surface;The display screen
Connect the controller;The paper is dot matrix coding sheet, and the precision of identification is write for improving user.
3. a kind of portable intelligent Folder plate according to claim 1, it is characterised in that: the memory is used in nothing
The information recorded under network state to user is temporarily saved, and the data of the memory storage are after connection network uploads
It is automatically deleted the data of storage;The electronics pencil box directly uploads the information that user writes on paper in the case where there is network
To backstage.
4. a kind of portable intelligent Folder plate according to claim 1, it is characterised in that: also set up on the electronic pen
There is indicator light, for showing electronic pen low battery, charging and fully charged state;The structure of the fixed paper is clip.
5. a kind of portable intelligent Folder plate according to claim 1, it is characterised in that: first charging interface is
Wired or wireless charging interface, is also used in the WiFi or 5G or 4G or 3G network communication module can not upload information Shi Ketong
It crosses the second charging interface and uploads data.
6. a kind of portable intelligent Folder plate according to claim 1, it is characterised in that: the portable intelligent file
Clamping plate can be by electronics pencil box and the connection of the electronic equipment in classroom to interact.
7. a kind of portable intelligent Folder plate according to claim 2, it is characterised in that: the band dot matrix coding sheet is
The track record list or attendance record list of form;It is provided with cog region on the band dot matrix coding sheet, to submit correspondence
The information that region is write.
8. a kind of portable intelligent Folder plate according to claim 1, it is characterised in that: described to use electronic pen in band point
It is picture format, PDF format or other not editable formats that the data recorded on battle array coding sheet, which upload,.
9. a kind of portable intelligent Folder plate data uploading method, the portable intelligent Folder plate includes claim 1-
The portable intelligent Folder plate in any one of 8 claims, which is characterized in that further include:
S1: detection electronic pen and electronics pencil box connection status;
S2: detection network connection state;
S3: whether detection user is in band dot matrix coding sheet identifying recording layer;
S4: if network connection is normal, the data that user records on dot matrix coding sheet upload in real time;If network connection is abnormal,
The data storage that user records on dot matrix coding sheet is in memory;
S5: data stored in memory are automatic after network reconnects normally under network connection abnormal conditions uploads.
10. a kind of portable intelligent Folder plate data uploading method according to claim 9, it is characterised in that: described
Detection electronic pen and electronics pencil box connection status include: check on display screen electronic pen and electronics pencil box whether bluetooth connection;
The detection network connection state include: check on display screen network connection state be WiFi/5G/4G/3G connection still
In suspension state;
Whether the detection user includes: to detect that user remembers on band dot matrix coding sheet in band dot matrix coding sheet identifying recording layer
It records data and is connected to the network when being WiFi/5G/4G/3G, the data of user record convert and upload or user's point in real time
It hits and carries out entire chapter upload with the cog region on dot matrix coding sheet, the data of upload are picture format or PDF format or other can not
The format of editor;
Data stored in memory are automatic after network reconnects normally under the network connection abnormal conditions uploads packet
It includes: detecting user in band dot matrix coding sheet identifying recording layer and when for suspension state, the data of user record are converted
And it stores in memory;
Data stored in memory are automatic after network reconnects normally under the network connection abnormal conditions uploads packet
It includes: being uploaded automatically when network connection restores normal again, and upload the data in background storage and be automatically deleted;If network one
It can not directly connect, then data line can be connected by the second charging interface and be uploaded;It uploads or the data of storage is picture lattice
Formula or PDF format or other not editable formats.
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Cited By (1)
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CN111902853A (en) * | 2020-06-10 | 2020-11-06 | 深圳市鹰硕教育服务股份有限公司 | Teaching method, device, terminal and system based on dot matrix pen |
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CN107957800A (en) * | 2016-10-14 | 2018-04-24 | 技嘉科技股份有限公司 | Digital backing plate and its control method |
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