CN106814929A - A kind of writing with electrical screen and written handwriting processing method based on flexible liquid crystal screen - Google Patents
A kind of writing with electrical screen and written handwriting processing method based on flexible liquid crystal screen Download PDFInfo
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- CN106814929A CN106814929A CN201710089880.8A CN201710089880A CN106814929A CN 106814929 A CN106814929 A CN 106814929A CN 201710089880 A CN201710089880 A CN 201710089880A CN 106814929 A CN106814929 A CN 106814929A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/046—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
- G06F3/04883—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- User Interface Of Digital Computer (AREA)
- Position Input By Displaying (AREA)
Abstract
Electrical screen is used based on writing for flexible liquid crystal screen the embodiment of the invention discloses a kind of, electronics and field of terminal technology is applied to, the electrical screen includes：Flexible liquid crystal screen, imitative writing film, electromagnetism pressure sensitivity plate and controller, the integrated writing surface for being covered in the flexible liquid crystal screen of the imitative writing film, the integrated back side for being covered in the flexible liquid crystal screen of electromagnetism pressure sensitivity plate, the electromagnetism pressure sensitivity plate is connected with the controller, when electromagnetic hand-writing pen is write on the imitative writing film, the flexible liquid crystal screen shows written handwriting, the electromagnetism pressure sensitivity plate synchronously senses the handwriting trace of the electromagnetic hand-writing pen, and the trace information that will be sensed sends the controller to and carries out handwriting trace reduction, the controller is connected with terminal, handwriting trace after reduction is uploaded into the terminal to be preserved or shown.The present embodiment additionally provides a kind of written handwriting processing method, it is possible to resolve the problem that flexible liquid crystal screen handwriting pad cannot be preserved and uploaded in the prior art.
Description
Technical field
The invention belongs to electronics and field of terminal technology, more particularly to a kind of electrical screen is used based on writing for flexible liquid crystal screen
And written handwriting processing method.
Background technology
Handwriting pad has a wide range of applications in teaching field, and handwriting pad is usually to use a special pen, or finger
The writing words in specific region, handwriting pad is connected usually using USB interface with computer, is a kind of defeated for computer
Enter equipment, its effect is similar with keyboard.Certainly, substantially it is confined to be input into word or drawing, with some mouses
Function.
Existing flexible liquid crystal screen handwriting pad is that the reflection by light at impression is realized writing (picture) finding, Ke Yi
Write content is shown on handwriting pad, but does not have preservation, the function of uploading, be only equivalent to the function of " manuscript paper ", be user's
Using making troubles.
The content of the invention
The present invention provides a kind of writing with electrical screen and written handwriting processing method based on flexible liquid crystal screen, it is intended to solve
Existing flexible liquid crystal screen handwriting pad cannot store and upload the problem of written contents.
Embodiment of the present invention first aspect uses electrical screen there is provided a kind of writing based on flexible liquid crystal screen, including：
Flexible liquid crystal screen, imitative writing film, electromagnetism pressure sensitivity plate and controller；
Wherein, the integrated writing surface for being covered in the flexible liquid crystal screen of the imitative writing film, the electromagnetism pressure sensitivity plate is integrated
The back side of the flexible liquid crystal screen is covered in, the electromagnetism pressure sensitivity plate is connected with the controller；
When electromagnetic hand-writing pen is write on the imitative writing film, the flexible liquid crystal screen shows written handwriting, the electromagnetism
Pressure sensitivity plate synchronously senses the handwriting trace of the electromagnetic hand-writing pen, and the trace information that will be sensed sends the controller to and enters
Row handwriting trace is reduced；
The controller is connected with terminal, and the handwriting trace after reduction is uploaded into the terminal is preserved or shown
Show.
Embodiment of the present invention second aspect provides a kind of written handwriting processing method, including：
When detecting electromagnetic hand-writing pen and being write on the imitative writing film of electrical screen, the flexible liquid crystal screen display of the electrical screen
Show written handwriting, the integrated writing surface for being covered in the flexible liquid crystal screen of the imitative writing film；
The electromagnetism pressure sensitivity plate of electrical screen synchronously senses the handwriting trace of the electromagnetic hand-writing pen, and the track letter that will be sensed
Breath sends controller to and carries out handwriting trace reduction, the integrated back side for being covered in the flexible liquid crystal screen of the electromagnetism pressure sensitivity plate,
The electromagnetism pressure sensitivity plate is connected with the controller；
The controller is connected with terminal, and the handwriting trace after reduction is uploaded into the terminal is preserved or shown
Show.
Knowable to the embodiments of the present invention, writing with electrical screen based on flexible liquid crystal screen and write that the present invention is provided
Handwriting processing method, imitates the integrated writing surface for being covered in flexible liquid crystal screen of writing film, has provided the user good being similar to true
Writing experience on real paper, flexible liquid crystal screen display written handwriting realize What You Write Is What You Get, can as manuscript paper, notepad,
Device for answering question, computer write and draw a picture tablet etc., do not hinder eyes, the synchronous sensing handwriting trace of electromagnetism pressure sensitivity plate, and will sense
Trace information send controller to and carry out handwriting trace reduction, and send terminal to and preserved or shown, solve existing
Flexible liquid crystal screen handwriting pad cannot store and upload the problem of written contents, enrich the function of electrical screen.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention.
Fig. 1 is writing with the module frame chart of electrical screen based on flexible liquid crystal screen provided in an embodiment of the present invention；
Fig. 2 is writing with the hardware architecture diagram of electrical screen based on flexible liquid crystal screen provided in an embodiment of the present invention；
Fig. 3 is writing with the schematic appearance of electrical screen based on flexible liquid crystal screen provided in an embodiment of the present invention；
Fig. 4 is the schematic flow sheet of written handwriting processing method provided in an embodiment of the present invention.
Specific embodiment
To enable that goal of the invention of the invention, feature, advantage are more obvious and understandable, below in conjunction with the present invention
Accompanying drawing in embodiment, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that described reality
It is only a part of embodiment of the invention to apply example, and not all embodiments.Based on the embodiment in the present invention, people in the art
The every other embodiment that member is obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Refer to Fig. 1, the writing with the knot of electrical screen based on flexible liquid crystal screen that Fig. 1 is provided for first embodiment of the invention
Structure schematic diagram, the electrical screen in the present embodiment mainly includes：
Flexible liquid crystal screen 101, imitative writing film 102, electromagnetism pressure sensitivity plate 103 and controller 104.
Wherein, the integrated writing surface for being covered in flexible liquid crystal screen 101 of writing film 102, the integrated covering of electromagnetism pressure sensitivity plate 103 are imitated
At the back side of flexible liquid crystal screen 101, flexible liquid crystal screen 101, electromagnetism pressure sensitivity plate 103 are connected with controller 104 respectively.It is imitative to write
Film 102, flexible liquid crystal screen 101 refer to Fig. 2 with the up-down structure of electromagnetism pressure sensitivity plate 103.
Matching used with electrical screen in the present embodiment have an electromagnetic hand-writing pen, and generally engaging is placed on the electrical screen
Side groove in, be difficult slip, taking-up need to be reinforced when using.It is flexible when electromagnetic hand-writing pen is write on imitative writing film 102
Liquid crystal display 101 shows written handwriting according to the cut of electromagnetic hand-writing pen, and electromagnetism pressure sensitivity plate 103 is synchronous to sense the electromagnetic hand-writing pen
Handwriting trace, and the trace information that will be sensed sends controller 104 to and carries out handwriting trace reduction, controller 104 and terminal
It is connected, the handwriting trace after reduction is uploaded into the terminal is preserved or shown.
Further, electrical screen also includes memory module 105.Memory module 105 is connected with controller 104, in controller
The handwriting trace after reduction is preserved under 104 control.Memory module 105 at least provided with 16M memory space, for preserving use
The painting and calligraphy content that family is completed using electromagnetic hand-writing pen in electrical screen.
Further, the electrical screen also includes：USB module 106 and/or WIFI module 107.That is, USB can be simultaneously provided with
Module 106 and WIFI module 107, or USB module 106 is only provided with, or WIFI module 107 is only provided with, controller 104 can lead to
USB line is crossed to be connected in a wired fashion with terminal, or, wirelessly it is connected with the terminal by WIFI.
Further, the electrical screen also includes key-press module 108, and key-press module 108 includes following part or all of button：
Power key, clear key, preservation key, upload key and auxiliary key.
The electrical screen also includes radio frequency identification (RFID, Radio Frequency Identification) module 109,
RFID module 109 can be a frequency be 2.4GHz type active RFID electronic label, can be used for distant points arrive, work attendance, learn
Life to be registered and can just automatically generate attendance record without being checked card at punched-card machine.
The electrical screen also includes power module 110 and battery module 111.Power module 110 is used to manage filling for battery
Electricity, and alert when the batteries are low.Each part of 111 electrical screens of battery module provides work energy, battery
Module 111 can be specially the rechargeable high energy efficiency rechargeable battery for being built in the electrical screen.
Above-mentioned each device is described in detail below, imitate writing film 102 have it is resistance to it is molten Ji property, high transmission rate, low haze,
It is anti-scratch etc., the flexible liquid crystal screen 101 in its lower floor can be protected, and with the true effect write on imitative paper, use electromagnetic handwritten
It is connected on straight on imitative writing film 101 and writes, user feels that electromagnetic hand-writing pen slides to get up to be similar to and write on entity paper.
Flexible liquid crystal screen 101, to light line reflection, realizes that written handwriting is visible by cut, does not hinder eye, and power consumption is few, one
Twist button battery can be used 1 year, and can a key remove, it is easy to operate.It is flexible when electromagnetic hand-writing pen is write on imitative writing film 102
Liquid crystal display 101 shows written handwriting.
After the operation principle of electromagnetism pressure sensitivity plate is the power on circuitry for connecting up wherein, electromagnetism is formed in the range of certain space
, come induction band have coil electromagnetic hand-writing pen nib position so that the handwriting trace of recordable electromagnetic hand-writing pen.This reality
Apply in example, when electromagnetic hand-writing pen is write on imitative writing film 102, flexible liquid crystal screen 101 shows written handwriting, electromagnetism pressure sensitivity plate
The handwriting trace of 103 Syncronous induction magnetic writing pencils, and the trace information that will be sensed sends controller 104 to and carries out writing rail
Mark is reduced.
It should be noted that in the present embodiment, electromagnetism pressure sensitivity plate 103 can be substituted with infrared inductor, be positioned over electrical screen
The upper surface frame side of flexible liquid crystal screen 101 on, also can use capacitance plate to substitute, the capacitance plate is overlying on the upper table of flexible liquid crystal screen 101
Face or lower surface.When the capacitance plate is covered in the upper surface of flexible liquid crystal screen 101, should be arranged on below imitative writing film 102.
As shown in figure 3, key-press module 108 includes following part or all of button：Power key 201, clear key 202, preservation
Key 203, upload key 204 and auxiliary key 205~209, wherein auxiliary key is used for answer operation, are capable of achieving quick answer.In Fig. 3 also
Show electromagnetic hand-writing pen 210.
Wherein, power key 201 is used for the control of the electric power on/off of electrical screen, when the power supply of electrical screen is closed
When, power supply indicator does not work, and during in opening, power supply indicator is bright and be green, when power supply indicator is bright, but is yellow
When, represent that electrical screen needs to charge, moreover it is possible to use 30 minutes.Power key 201 is the electricity of electromagnetism pressure sensitivity plate 103 and controller 104
Source switch, length can be carried out the switching of opening and closing state by preset time period, such as long to press 4 seconds.
Further, do not worked when the writing panel of electrical screen reaches preset time period, do not worked within such as 2 minutes, then automatically
Power supply is closed, power consumption is saved.Also, when power key 201 is closed, electromagnetism pressure sensitivity plate 104 and controller 105 not work
Make, it is impossible to preserve and upload written contents.
Clear key 202 can remove written handwriting, specifically, when power key 201 is closed, only flexible hydraulic
In work, when clear key 202 is pressed, trigger controller 104 can enter crystalline substance screen 101 to the person's handwriting above flexible liquid crystal screen 101
Row cls.When power key 201 is in opening, electromagnetism pressure sensitivity plate 103 and controller 104 press clear key also in work
202, trigger controller 104 is removed simultaneously to the written information of flexible liquid crystal screen 101 and electromagnetism pressure sensitivity plate 104.It is capable of achieving to book
The rolling for writing content updates.
When preservation key 203 is pressed, handwriting trace information is preserved, specifically, opening is in power key 201
When, pressing preserves key 203, can trigger controller 104 and preserves the trace information that the electromagnetic hand-writing pen writes picture in electrical screen
To in memory module 105, preserve the surrounding of key 203 or can be positioned below preservation indicator lamp, the preservation indicator lamp is bright and shows
Green, expression is preserved successfully.Meanwhile, controller 104 is to flexible liquid crystal screen 101 and the cls of electromagnetism pressure sensitivity plate 103.When preservation key
After 203 are pressed, when memory module 105 is without enough memory spaces, the preservation indicator lamp is bright and display is in addition to green
Other colors, for example, show yellow, then it represents that failure is preserved, while trigger controller 104 is to flexible liquid crystal screen 101 and electromagnetism pressure
The sense cls of plate 103, now, only flexible liquid crystal screen 101 works, and normally shows written handwriting.
It is pressed when key 204 is uploaded, when power key 201 is in opening, the electromagnetic hand-writing pen writes the person's handwriting letter of picture
Breath uploads to the terminal by WIFI module by controller 104 through wireless network, and the terminal includes：The terminal devices such as computer, mobile phone,
Corresponding driver is installed on the terminal to process the handwriting information, if uploading the indicator lamp for successfully uploading key 204
Bright and shown in green, if upload is unsuccessful, the indicator lamp of upload key 204 is bright and is shown as yellow, and wait is transmitted again
Or resume, if upload three times it is unsuccessful, the control memory module 105 of trigger controller 104 preserves the handwriting information, if without depositing
Storage space, then directly to flexible liquid crystal screen 101 and the cls of electromagnetism pressure sensitivity plate 103, or, prompting user cannot store, selected by user
Select and whether continue to upload, or cls is performed to flexible liquid crystal screen 101 and electromagnetism pressure sensitivity plate 103.
Auxiliary key has 5：A/1 keys 205, B/2 keys 206, C/3 keys 207, D/4 keys 208, additional character key 209, special symbol
Number key can be any punctuation mark key, in the present embodiment with comma () key as a example by, i.e. ", " key in Fig. 2.For example, selecting
During topic, first by clear key 202, then A/1 keys 205, comma key 209, B/2 keys 206 are pressed, finally press upload key 204, expression is somebody's turn to do
The answer of multiple-choice question is " A " and " B " two options, and other selection operations are by that analogy.First by clear key when doing non-selection topic
202, then press A/1 keys 205, B/2 keys 206, expression will do A2 topics, when pressing upload key 204 can by the person's handwriting content currently answered with
A2 topics are corresponding, fill out at the answer of A2, and other operations are by that analogy.By clear key 204 when needing to reform, the above is re-started
Operation, can not be modified after uploading answering information.
Controller 202 respectively with power module 110, battery module 111, USB module 106, WIFI module 107, button mould
Block 108, memory module 105, RFID module 109, flexible liquid crystal screen 101 are connected with electromagnetism pressure sensitivity plate 103, realize to above-mentioned each
The unified management of module, co-ordination, realize jointly power management, preservation, upload, removing, quick answer, USB it is wired and
WIFI wireless transmission functions.
Controller is connected with terminal, the handwriting trace after reduction can be uploaded into the terminal and be preserved or shown.
In the embodiment of the present invention, writing based on flexible liquid crystal screen includes flexible liquid crystal screen, imitative writing film, electricity with electrical screen
Magnetic pressure sense plate and controller, imitate the integrated writing surface for being covered in flexible liquid crystal screen of writing film, have provided the user good being similar to
Writing experience on real paper, flexible liquid crystal screen display written handwriting realizes What You Write Is What You Get, can be as manuscript paper, account
Sheet, device for answering question, computer write and draw a picture tablet etc., do not hinder eyes, the synchronous sensing handwriting trace of electromagnetism pressure sensitivity plate, and will sensing
To trace information send controller to and carry out handwriting trace reduction, and send terminal to and preserved or shown, solve existing
Flexible liquid crystal display handwriting pad cannot store and upload the problem of written contents, enrich the function of electrical screen.
Meanwhile, the electrical screen of the present embodiment is easy to operate, cost performance is high, can be used as painting and calligraphy manuscript paper, notepad, environmental protection section
About, it can also be used to which writing board for computer is input into, simple and efficient to handle, in interactive teaching, especially for low ages such as kindergarten, primary schools
Student, can carry out quick answer as electronic blackboard, and classroom instruction and student's interaction content can also be uploaded to by terminal
Server where everybody logical space, facilitates teacher, parent, student tripartite to control teaching affairs in real time.
Refer to Fig. 4, the schematic flow sheet of the written handwriting processing method that Fig. 4 is provided for second embodiment of the invention, sheet
Written handwriting processing method in embodiment is comprised the following steps：
S401, when detecting electromagnetic hand-writing pen and being write on the imitative writing film of electrical screen, the flexible liquid crystal of the electrical screen
Screen display written handwriting, the integrated writing surface for being covered in the flexible liquid crystal screen of the imitative writing film；
With reference to 1~Fig. 3 of earlier figures, electrical screen includes flexible liquid crystal screen 101, imitative writing film 102, the and of electromagnetism pressure sensitivity plate 103
Controller 104.
When detecting electromagnetic hand-writing pen 201 and being write on the imitative writing film 102 of electrical screen, the flexible liquid crystal screen of electrical screen
101 display written handwritings, imitate the integrated writing surface for being covered in flexible liquid crystal screen 101 of writing film 102.
S402, the electromagnetism pressure sensitivity plate of electrical screen synchronously sense the handwriting trace of the electromagnetic hand-writing pen, and the rail that will be sensed
Mark information transmission carries out handwriting trace reduction to controller, the integrated back side for being covered in the flexible liquid crystal screen of electromagnetism pressure sensitivity plate,
The electromagnetism pressure sensitivity plate is connected with the controller；
S403, the controller are connected with terminal, and the handwriting trace after reduction is uploaded into the terminal is preserved or shown
Show.
Further, the electrical screen also includes uploading key, wireless module and upload indicator lamp, wherein, wireless module, i.e.,
WIFI module 107 shown in Fig. 1, the upload key is the upload key 204 in Fig. 2.
When the electrical screen is in open state, it is pressed when upload key 204 is detected, then by electromagnetic hand-writing pen 210
Handwriting trace is uploaded in the terminal by controller 104 and the wireless module, and, the upload indicator lamp if uploading successfully
Green is lighted and shows, if upload is unsuccessful, the upload indicator lamp is lighted and shows yellow, and wait is uploaded again, also,
Stop uploading and switching to preserve, the cls if preservation fails after the upload frequency of failure reaches predetermined times.The predetermined times can
Think three times, it is probably that memory space has been expired to preserve the reason for failing.
Further, the electrical screen also include clear key 202 and the auxiliary key 205~209 for answer operation, then with
When multiple-choice question is done at family, if detect 202, first group of auxiliary key of clear key and upload key 204 being pressed according to sequencing,
Confirm each choosing for aiding in key to be provided for the user according to the corresponding letter of the sequencing being pressed in first group of auxiliary key
Select the answer of topic.When user does non-selection topic, if detect 202, second group of auxiliary key of clear key and upload key 204 according to
Sequencing is pressed, then confirm in second group of auxiliary key each auxiliary key according to the corresponding letter of the sequencing being pressed and
Numeral does the question number inscribed for the user, and the person's handwriting content of the current user writing is corresponded to the answer of the non-selection topic
Place.It should be noted that the corresponding letter of the with good grounds sequencing for aiding in key to be pressed is prestored in the electrical screen coming
Determine the rule of answer, and, the rule of question number are determined according to the corresponding letter and number of sequencing for aiding in key to be pressed
Then.Also, exercise question is answered but do not uploaded, can reform, above operation just can be re-started by clear key 204, but upload answer
Can not be modified after information.
One example, first group of auxiliary key may include：A/1 keys 205, additional character key 209 and B/2 keys 206, when user does
During multiple-choice question, if detect user successively pressed clear key 202, A/1 keys 205, additional character key 209, B/2 keys 206 and on
Key 204 is passed, the corresponding letter of A/1 keys 205 is A, and the corresponding letter of B/2 keys 206 is B, then confirm that user has done the multiple-choice question
Answer is " A " and " B " two options.
Another example, second group of auxiliary key may include：A/1 keys 205 and B/2 keys 206.When user does non-selection topic,
If detecting user successively to have pressed clear key 202, A/1 keys 205, B/2 keys 206 and uploaded key 204, A/1 keys 205 are corresponding
Letter is A, and the corresponding numeral of B/2 keys 206 is 2, then the question number for confirming the topic to be answered of user is A2, and will the current user writing
Person's handwriting content correspond to A2 topic answer at.
Further, the electrical screen also includes preserving key 203, memory module 105 and preservation indicator lamp, in the electrical screen
During in open state, it is pressed when preservation key 203 is detected, then the handwriting trace of electromagnetic hand-writing pen 210 is passed through into controller
104 are saved in memory module 203 with the wireless module.The preservation indicator lamp is lighted and shows green if preserving successfully, should
Controller carries out cls to the person's handwriting of flexible liquid crystal screen 101 and electromagnetism pressure sensitivity plate 103 simultaneously, the preservation if unsuccessful if preservation
Indicator lamp is lighted and shows yellow, and the controller is carried out clearly to the person's handwriting of flexible liquid crystal screen 101 and electromagnetism pressure sensitivity plate 103 simultaneously
Screen.
In the embodiment of the present invention, when detecting electromagnetic hand-writing pen and being write on the imitative writing film of electrical screen, flexible liquid crystal
Screen display written handwriting, wherein, the integrated writing surface for being covered in flexible liquid crystal screen of writing film is imitated, provide the user good class
Like the writing experience on real paper, flexible liquid crystal screen display written handwriting realizes What You Write Is What You Get, can be as manuscript paper, note
Thing sheet, device for answering question, computer write and draw a picture tablet etc., do not hinder eyes.Electromagnetism pressure sensitivity plate synchronously senses the electromagnetic hand-writing pen
Handwriting trace, and the trace information that will be sensed sends controller to and carries out handwriting trace reduction, the controller is by after reduction
Handwriting trace is uploaded to terminal and is preserved or shown, solves existing flexible liquid crystal screen handwriting pad and cannot store and upload and writes
The problem of content, enriches the function of electrical screen.
It is more than to writing with electrical screen and written handwriting processing method based on flexible liquid crystal screen provided by the present invention
Description, for those skilled in the art, according to the thought of the embodiment of the present invention, in specific embodiments and applications
Will change, to sum up, this specification content should not be construed as limiting the invention.
Claims (10)
1. it is a kind of that electrical screen is used based on writing for flexible liquid crystal screen, it is characterised in that the electrical screen includes：
Flexible liquid crystal screen, imitative writing film, electromagnetism pressure sensitivity plate and controller；
Wherein, the integrated writing surface for being covered in the flexible liquid crystal screen of the imitative writing film, the integrated covering of electromagnetism pressure sensitivity plate
At the back side of the flexible liquid crystal screen, the electromagnetism pressure sensitivity plate is connected with the controller；
When electromagnetic hand-writing pen is write on the imitative writing film, the flexible liquid crystal screen shows written handwriting, the electromagnetism pressure sensitivity
Plate synchronously senses the handwriting trace of the electromagnetic hand-writing pen, and the trace information that will be sensed sends the controller to and enters running hand
Write track reduction；
The controller is connected with terminal, and the handwriting trace after reduction is uploaded into the terminal is preserved or shown.
2. electrical screen according to claim 1, it is characterised in that the electrical screen also includes memory module, the control
Device connects memory module, the handwriting trace after controlling the memory module to preserve reduction.
3. electrical screen according to claim 1 and 2, it is characterised in that the electrical screen also includes key-press module, described to press
Key module is connected with the controller, and the key-press module includes following part or all of button：
Power key, clear key, preservation key, upload key and the auxiliary key for answer operation.
4. electrical screen according to claim 3, it is characterised in that upload is provided with around or below the upload key and is indicated
Lamp, the upload indicator lamp is bright and display green is uploaded successfully with representing, the indicator lamp that uploads is bright and show in addition to green
Other colors with represent upload failure.
5. electrical screen according to claim 3, it is characterised in that preservation is provided with around or below the preservation key and is indicated
Lamp, the preservation indicator lamp is bright and display green is preserved successfully with representing, the indicator lamp that preserves is bright and show in addition to green
Other colors with represent preserve failure.
6. electrical screen according to claim 3, it is characterised in that the electrical screen also includes radio frequency identification module, described
Radio frequency identification module is connected with the controller.
7. a kind of written handwriting processing method, it is characterised in that including：
When detecting electromagnetic hand-writing pen and being write on the imitative writing film of electrical screen, the flexible liquid crystal screen display book of the electrical screen
Write person's handwriting, the integrated writing surface for being covered in the flexible liquid crystal screen of the imitative writing film；
The electromagnetism pressure sensitivity plate of electrical screen synchronously senses the handwriting trace of the electromagnetic hand-writing pen, and the trace information that will be sensed is passed
Giving controller carries out handwriting trace reduction, and the integrated back side for being covered in the flexible liquid crystal screen of the electromagnetism pressure sensitivity plate is described
Electromagnetism pressure sensitivity plate is connected with the controller；
The controller is connected with terminal, and the handwriting trace after reduction is uploaded into the terminal is preserved or shown.
8. method according to claim 7, it is characterised in that the electrical screen also include uploading key, wireless module and
Indicator lamp is uploaded, then methods described also includes：
When the electrical screen is in open state, it is pressed when the upload key is detected, then by the electromagnetic hand-writing pen
Handwriting trace uploads to the terminal by the controller and the wireless module, and, the upload if uploading successfully
Indicator lamp is lighted and shows green, if upload is unsuccessful, the upload indicator lamp is lighted and shows yellow, and wait is gone up again
Biography, also, stop uploading and switching to preserve, the cls if preservation fails after the upload frequency of failure reaches predetermined times.
9. method according to claim 7, it is characterised in that the electrical screen also includes clear key and for answer operation
Auxiliary key, then methods described also include：
When user does multiple-choice question, if detecting the clear key, first group of auxiliary key and the upload key according to successively suitable
Sequence is pressed, then each auxiliary key is described according to the corresponding letter of the sequencing being pressed in confirming first group of auxiliary key
The answer of the multiple-choice question that user is given；
Or,
When user does non-selection topic, if detecting the clear key, second group of auxiliary key and the upload key according to successively
Order is pressed, then each auxiliary key is according to the corresponding alphabetical sum of the sequencing being pressed in confirming second group of auxiliary key
Word does the question number inscribed by the user, and the person's handwriting content of presently described user writing is corresponded into answering for the non-selection topic
At topic.
10. method according to claim 7, it is characterised in that the electrical screen also include preserving key, memory module and
Indicator lamp is preserved, methods described also includes：
When the electrical screen is in open state, it is pressed when the preservation key is detected, then by the electromagnetic hand-writing pen
Handwriting trace is saved in the memory module by the controller and the wireless module, and, the institute if preserving successfully
State preservation indicator lamp to light and show green, the controller is simultaneously to the flexible liquid crystal screen and the pen of the electromagnetism pressure sensitivity plate
Mark carries out cls, and the preservation indicator lamp is lighted and shows yellow if unsuccessful if preservation, and the controller is simultaneously to described
The person's handwriting of flexible liquid crystal screen and the electromagnetism pressure sensitivity plate carries out cls.
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| CN201710089880.8A CN106814929A (en) | 2017-02-20 | 2017-02-20 | A kind of writing with electrical screen and written handwriting processing method based on flexible liquid crystal screen |
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| CN201710089880.8A CN106814929A (en) | 2017-02-20 | 2017-02-20 | A kind of writing with electrical screen and written handwriting processing method based on flexible liquid crystal screen |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107992218A (en) * | 2017-12-29 | 2018-05-04 | 福建云脉教育科技股份有限公司 | It is a kind of that there is the e-book handwritten copy with electrically erasable module |
| CN108962043A (en) * | 2018-07-27 | 2018-12-07 | 上海天马微电子有限公司 | Inorganic light-emitting diode display panel and display device |
| CN110162201A (en) * | 2018-03-22 | 2019-08-23 | 江西时代智光实业有限公司 | A kind of transparent handwriting pad intelligent terminal |
| CN110362228A (en) * | 2018-10-26 | 2019-10-22 | 珠海中电数码科技有限公司 | A kind of unlimited writing on the blackboard method and its system based on liquid crystal blackboard |
| CN112541328A (en) * | 2020-12-07 | 2021-03-23 | 四川大学 | Handwriting storage method, device, equipment and storage medium |
| CN112698753A (en) * | 2021-01-05 | 2021-04-23 | 京东方科技集团股份有限公司 | Touch display device, control method and system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107992218A (en) * | 2017-12-29 | 2018-05-04 | 福建云脉教育科技股份有限公司 | It is a kind of that there is the e-book handwritten copy with electrically erasable module |
| CN110162201A (en) * | 2018-03-22 | 2019-08-23 | 江西时代智光实业有限公司 | A kind of transparent handwriting pad intelligent terminal |
| CN108962043A (en) * | 2018-07-27 | 2018-12-07 | 上海天马微电子有限公司 | Inorganic light-emitting diode display panel and display device |
| CN110362228A (en) * | 2018-10-26 | 2019-10-22 | 珠海中电数码科技有限公司 | A kind of unlimited writing on the blackboard method and its system based on liquid crystal blackboard |
| CN113504852A (en) * | 2018-10-26 | 2021-10-15 | 珠海中电数码科技有限公司 | Control method of recording and broadcasting integrated intelligent comprehensive screen blackboard system |
| CN112541328A (en) * | 2020-12-07 | 2021-03-23 | 四川大学 | Handwriting storage method, device, equipment and storage medium |
| CN112541328B (en) * | 2020-12-07 | 2022-04-01 | 四川大学 | Handwriting storage method, device, equipment and storage medium |
| CN112698753A (en) * | 2021-01-05 | 2021-04-23 | 京东方科技集团股份有限公司 | Touch display device, control method and system |
| CN112698753B (en) * | 2021-01-05 | 2024-04-16 | 京东方科技集团股份有限公司 | Touch display device, control method and system |
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