CN209728695U - Hand input device - Google Patents
Hand input device Download PDFInfo
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- CN209728695U CN209728695U CN201920815409.7U CN201920815409U CN209728695U CN 209728695 U CN209728695 U CN 209728695U CN 201920815409 U CN201920815409 U CN 201920815409U CN 209728695 U CN209728695 U CN 209728695U
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Abstract
A kind of hand input device, it is characterized in that, it includes handwriting pad and writing pencil, the handwriting pad includes the display medium being stacked and coordinate setting medium, the display medium can real-time display go out writing pencil on the display medium write when handwriting tracks, the fixation and recognition mark in dot matrix distribution is equipped on the coordinate setting medium, CCD camera assembly and lattice coordinates processing module are equipped in the writing pencil, the CCD camera assembly is for acquiring the corresponding fixation and recognition mark in writing position place when writing pencil is write on the jotting surface, the lattice coordinates processing module is used to be identified according to camera figure component fixation and recognition collected and determines handwriting tracks information.The hand input device of the utility model, not only can real-time display go out handwriting trace, but also handwriting trace information can be acquired, have the characteristics that structure novel, at low cost, it has strong practicality.
Description
[technical field]
The utility model relates to handwriting device, in particular to one kind real-time display handwriting and can acquire handwriting
Hand input device.
[background technique]
Available liquid crystal intelligent apparatus is mainly realized by following 3 kinds of methods: 1. electromagnetic screen schemes are put in the hand-written film surface of liquid crystal
It sets one piece of magnetic board, when use, takes a time writer to write in liquid crystal film, then pass through time writer record lower layer's magnetic board
Coordinate signal, simulate the person's handwriting of writing, this mode is because of cost reason, main commercial applications in small-medium size；
2. infrared screen scheme, pen is write in liquid crystal film when liquid crystal one piece of infrared frame of hand-written film surface surrounding placement, use, infrared frame
The coordinate mark of writing can be sensed, to simulate the person's handwriting of writing；3. side camera scheme, in the hand-written film surface of liquid crystal
Surrounding places camera, and writing pencil is write on liquid crystal film when use, and camera can take the movement rail of writing pencil
Mark simulates written handwriting so as to the motion profile according to writing pencil.
In above scheme, not only cost is relatively high, but also there are certain difficulty in terms of process and assemble.
[utility model content]
The purpose of the utility model is to solve the above problems and to provide a kind of novel hand input devices.
The purpose of the utility model is to solve the above problems and to provide a kind of hand input devices, which is characterized in that it includes hand
Plate and writing pencil are write, the handwriting pad includes the display medium being stacked and coordinate setting medium, and the display medium can be real
When show handwriting tracks of the writing pencil when writing on the display medium, be equipped on the coordinate setting medium in dot matrix point
The fixation and recognition of cloth identifies, and CCD camera assembly and lattice coordinates processing module, the camera group are equipped in the writing pencil
Part is sat for acquiring the corresponding fixation and recognition mark in writing position place when writing pencil is write on the jotting surface, the dot matrix
Mark processing module is used to be identified according to camera figure component fixation and recognition collected and determines handwriting tracks information.
The display medium is that the hand-written film of cholesteric liquid crystal can be shown simultaneously with bistable state in no extra electric field
Keep the person's handwriting formed by pressure.
The display medium is semi-transparency type medium, and the CCD camera assembly can pass through the display medium and collect and be located at
Fixation and recognition mark on rear side of display medium.
Wireless transport module is equipped in the writing pencil, the wireless transport module can be with intelligent terminal and/or cloud
Communication connection, the lattice coordinates processing module are connect with the wireless transport module, which can be by the point
The handwriting tracks information that battle array coordinate processing module is determined is sent to intelligent terminal and/or cloud.
The wireless transport module includes one of WIFI module, bluetooth module or a variety of.
The coordinate setting medium is located at the rear side of the display medium, in the coordinate setting medium and the display
The fixation and recognition is equipped in the equitant region of medium to identify.
The fixation and recognition mark protrusion is set on the coordinate setting medium.
The fixation and recognition is identified as plane marking mark, is set on the coordinate setting medium and can in planar
It is acquired by the camera.
The fixation and recognition mark is formed by the concave surface of the coordinate setting medium.
The favorable attributes of the utility model are, efficiently solve the above problem.The handwriting input of the utility model fills
It sets, coordinate setting medium is set in handwriting pad, and the fixation and recognition mark that setting is distributed in dot matrix on coordinate setting medium
Know, then by the way that CCD camera assembly and lattice coordinates processing module are arranged in writing pencil, so that writing pencil can be by taking the photograph
As co-ordinate position information when head assembly, which acquires, to be write, and then the hand-written of writing pencil can be determined by lattice coordinates processing module
Track.The utility model determines writing pencil using fixation and recognition mark by way of CCD camera assembly is arranged in writing pencil
Coordinate position, to can determine that handwriting tracks.For the utility model, low in cost, the processing of coordinate setting medium
Convenient, therefore, cost is relatively low for the hand input device formed therefrom.In addition, writing pencil is to acquire fixation and recognition by camera shooting
Mark is to determine coordinate, and therefore, writing pencil can be universally used in the handwriting pad equipped with different fixation and recognitions mark, can be big generous
Just producer produces and processes the hand-written panel products of homologous series and saves the cost input of writing pencil.The hand input device of the utility model
Have the characteristics that structure is simple, principle is novel, at low cost, it has strong practicality, preferably widelys popularize.
[Detailed description of the invention]
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the display medium of the utility model and the structural schematic diagram of coordinate setting medium.
Fig. 3 is the floor map of display medium.
Fig. 4 is the floor map of display medium.
Fig. 5 is the structural block diagram of the utility model.
Wherein, handwriting pad 10, display medium 11, handwriting area 111, coordinate setting medium 12, fixation and recognition mark 121,
Writing pencil 20, CCD camera assembly 21, lattice coordinates processing module 22, wireless transport module 23.
[specific embodiment]
The following example is being explained further and supplementing to the utility model, does not constitute any limit to the utility model
System.
As shown in fig. 1~fig. 5, the hand input device of the utility model includes handwriting pad 10 and writing pencil 20.The hand
Pen 20 and the mating setting of the handwriting pad 10 are write, writing pencil 20 can be write on handwriting pad 10.
As shown in Figure 1 and Figure 2, the handwriting pad 10 includes the display medium 11 and coordinate setting medium 12 being stacked.
As shown in Figure 1 and Figure 2, the display medium 11 is located at the coordinate setting medium 12 for showing written handwriting
Upper layer, in other words, for writing pencil 20, the display medium 11 is located at outer layer, 12, the coordinate setting medium
In internal layer.The display medium 11 can be the outermost layer structure of handwriting pad 10, may not be the outermost layer knot of handwriting pad 10
Structure can specifically be set as desired.For example, display medium 11 is just not when protective layer is arranged on the upper layer of handwriting pad 10
It is the outermost layer structure of handwriting pad 10, at this point, the protective layer for being located at 11 outer layer of display medium is the outermost layer structure of handwriting pad 10.
Under normal conditions, the display medium 11 may be configured as the outermost layer screen of handwriting pad 10.
As shown in Figure 1 and Figure 2, the size, shape of the display medium 11 can be set as desired, with no restrictions.It is logical
In normal situation, the display medium 11 can be set to rectangular shape.In other embodiments, the display medium 11 may also set up circle
The shapes such as shape, irregular shape.The display medium 11 is energy when writing at least provided with handwriting area 111, the handwriting area 111
Effectively show the region of written handwriting.The handwriting area 111 can be the entire area region of display medium 11, can also
To be the partial region of display medium 11, can specifically be set as desired.The handwriting area 111 can be display and be situated between
Continuous region (as shown in Figure 3), is also possible to discrete region (as shown in Figure 4) in matter 11, specifically can be as needed
And it is arranged.
As shown in Figure 1 and Figure 2, the coordinate setting medium 12 of 11 lower layer of display medium, the display medium 11 are appeared for convenience
CCD camera assembly 21 may make to take through the display medium 11 with certain transparency for semi-transparency type medium
Coordinate setting medium 12.The semi-transparency type medium refers to that medium has certain transparency, and its transparency is not limited to
50%, it may be 40% transparency, it is also possible to 80% transparency etc., it is all that there is certain transparency, and can appear
The coordinate setting medium 12 of its lower layer, and can show that the medium of written handwriting, it is described in the utility model semi-transparent
Type display medium.In the present embodiment, the display medium 11 selects the hand-written film of cholesteric liquid crystal of semi-transparency type, with bistable state,
It can show in no extra electric field and keep the person's handwriting formed by pressure.In other words, when writing pencil 20 or unscripted pen 20
Handwriting when being write on the display medium 11, the display medium 11 can because of the pressure of writing pencil 20 or handwriting reality
When show written handwriting, it is straight because of pressure that the display of the written handwriting is determined by the physical attribute of display medium 11
It connects and shows.
Go out written handwriting since the display medium 11 is only used for real-time display, handwriting trace can not be extracted, when
When handwriting pad 10 needs to save written information, playback written contents, the display medium 11 is just unable to satisfy corresponding function and needs
It asks.To obtain corresponding handwriting trace information, to extend the function of handwriting pad 10, which is additionally provided with coordinate setting medium
12。
The coordinate setting medium 12 is located at the lower layer of the display medium 11, i.e., for determining coordinate when writing
Positioned at the rear side of display medium 11.The display medium 11 and the coordinate setting medium 12, can be and be directly stacked,
It can be what interval was stacked.For example, in some embodiments, not set between display medium 11 and coordinate setting medium 12
There is intermediate medium, the two is directly stacked together.For another example, in some embodiments, in display medium 11 and coordinate setting medium
Intermediate medium is equipped between 12, the two wall stacks.
Shape, the size of the coordinate setting medium 12 can be set as desired, and shape can be with the display medium
11 is consistent, can also be inconsistent, can specifically be set as desired.It is the shape of the coordinate setting medium 12, big in this implementation
It is small consistent with the display medium 11.It is set in the coordinate setting medium 12 and the display medium 11 equitant region
There is the fixation and recognition mark 121 in dot matrix distribution.Further, the fixation and recognition mark 121 is set to the coordinate setting
In the region opposite with the handwriting area 111 of the display medium 11 of medium 12.When the handwriting area of the display medium 11
111 when being continuum, and fixation and recognition mark 121, which is similarly, to be continuously arranged.When the hand-written area of the display medium 11
When domain 111 is discrete regions, the fixation and recognition mark 121 can be continuously arranged, and can also be discontinuous setting.
Coordinate position when the fixation and recognition mark 121 is for determining that writing pencil 20 is write, the fixation and recognition mark
The density for knowing 121 distributions, just determines the precision of 20 mark of writing pencil to a certain extent.The fixation and recognition mark 121 is in point
The concrete mode of battle array distribution, can be set as desired, for example, can be the dot matrix of N*N when its distributed areas is rectangle
Distribution is also possible to the dot matrix distribution of M*N.For another example, when its distributed areas is irregular shape, the fixation and recognition mark
121 can be distributed at equal intervals or non-are distributed at equal intervals.The rule of 121 distribution of fixation and recognition mark, can root
It is arranged according to needs, the present embodiment is not limited.
The material of the coordinate setting medium 12, can be set as desired, for example, it can be paper material, it can also
To be plastic film layer material etc..The coordinate setting medium 12 can be soft material, is also possible to hard material, can be
Transparent material is also possible to non-transparent material, can specifically use and be arranged as needed.The selection of the coordinate setting medium 12
It is required that should at least meet the following conditions: the smooth lower layer for being layed in display medium 11 of energy.It further, should be square as far as possible
Just process and carry out assembly operation.In the present embodiment, the coordinate setting medium 12 is preferably paper medium.
The fixation and recognition mark 121 is set on the coordinate setting medium 12, be can be and is situated between with the coordinate setting
Matter 12 is integrally formed, is also possible to non-integral molding.The fixation and recognition mark 121 should meet the following conditions: can be shot
As head assembly 21 takes, and can be formed with the region where the non-locating identification marking 121 in coordinate setting medium 12 pair
Than so that writing pencil 20 be facilitated to determine fixation and recognition mark 121 and determine to write coordinate.The fixation and recognition mark 121
The mode being contrasted with coordinate setting medium 12 can be realized by diversified forms, can be specifically set as desired.Example
Such as, can be compared by transparent with opaque: coordinate setting medium 12 is arranged to it is transparent, by fixation and recognition identify 121
Be arranged to it is nontransparent, in this way, CCD camera assembly 21 shoot when, writing pencil 20 can conveniently determine fixation and recognition mark 121.Again
Such as, it can be compared by the difference of color: coordinate setting medium 12 is arranged to white, by 121 setting of fixation and recognition mark
At black etc., in this way, writing pencil 20 can conveniently determine fixation and recognition mark 121 when CCD camera assembly 21 is shot.For another example, may be used
Compared by the difference of absorptivity: coordinate setting medium 12 is made of the low material of absorptance, fixation and recognition mark
121 are made of the high material of absorptance, can conveniently determine fixation and recognition mark 121 by light filling shooting.
The concrete shape and construction of the fixation and recognition mark 121, can be set as desired, can be three-dimensional knot
Structure is also possible to planar structure, can be protrusion setting, be also possible to recess setting, specifically can as needed and
Setting.In some embodiments, the protrusion in dot matrix distribution, the protrusion can be set on the surface of the coordinate setting medium 12
Shape it is unlimited, can shape it is consistent, can also be inconsistent, the protrusion can form fixation and recognition mark 121.Some
In embodiment, the groove in dot matrix distribution can be formed on the surface of the coordinate setting medium 12, the groove is by coordinate setting
The concave surface of medium 12 and formed, the shape of the groove is unlimited, can shape it is consistent, can also be inconsistent, institute's groove can shape
At fixation and recognition mark 121.In this implementation, the fixation and recognition mark 121 preferably plane marking mark, in the seat
It is printed with the planar graph being distributed in dot matrix on mark tacldng medium 12, such as bullet figure, the planar graph just forms institute
State fixation and recognition mark 121.
The writing pencil 20 is for acquiring fixation and recognition mark 121 so that it is determined that hand-written trace information out.The writing pencil
20 concrete shape is unlimited, is equipped with CCD camera assembly 21, lattice coordinates processing module 22 and wireless transport module 23.
The position that the CCD camera assembly 21 is arranged, can be set as desired, should shoot and collect writing pencil 20
Fixation and recognition mark 121 in position corresponding to point or in pen tip neighbouring position.The region that the CCD camera assembly 21 is shot
Size can be set as desired.Well known CCD camera assembly 21 can be selected in the CCD camera assembly 21.
The lattice coordinates processing module 22 is connect with the CCD camera assembly 21, is used for according to 21 institute of CCD camera assembly
Collected fixation and recognition identifies 121 and determines handwriting tracks information.Handwriting tracks letter is determined according to fixation and recognition mark 121
The specific method of breath, can refer to well-known technique, the utility model to it with no restrictions, the protection point of non-the utility model.
For example, the position for the fixation and recognition mark 121 that writing pencil 20 passes through is different, and the time is different, according to camera shooting when writing pencil 20 is write
The fixation and recognition of the collected specific location of head assembly 21 identifies 121 times corresponding with its, the lattice coordinates processing module
22 can determine handwriting tracks information.
The wireless transport module 23 can be communicated to connect with intelligent terminal or cloud, optional well known WIFI module,
One of bluetooth module is a variety of.The wireless transport module 23 is connect with the lattice coordinates processing module 22, is used for
The handwriting tracks information that lattice coordinates processing module 22 is determined is sent to intelligent terminal or cloud, further to be answered
With.
Whereby, just form the hand input device of the utility model: it includes handwriting pad 10 and writing pencil 20, handwriting pad
10 are equipped with the display medium 11 and coordinate setting medium 12 of stacking, and coordinate setting medium 12 is equipped with to be known in the positioning of dot matrix distribution
Not Biao Shi 121, the CCD camera assembly 21 that can acquire fixation and recognition mark 121 is equipped in writing pencil 20 and for according to collected
Fixation and recognition mark 121 and determine the lattice coordinates processing module 22 of handwriting tracks information, in this way, when writing pencil 20 is hand-written
When writing on plate 10, handwriting pad 10 can not only show written handwriting in real time --- pressure person's handwriting, and also writing pencil 20 can be saturating
It crosses semi-transparency type display medium 11 and records the mark of the fixation and recognition on coordinate setting medium 12 121, so that it is determined that writing pencil out
20 mark information, and then the 20 mark information of writing pencil can further be applied, such as storage beyond the clouds, playback handwriting record,
To provide great convenience to routine work, life.
The hand input device of the utility model, can be used not only as note, notepad, drawing boards etc. carry out daily account and
Scribble, and recordable lower handwriting is sent to intelligent terminal or cloud, structure novel and simple easy processing, cost
Low, it has strong practicality, preferably widelys popularize.
Although being disclosed by above embodiments to the utility model, the scope of the utility model is not limited to
In this, under conditions of conceiving without departing from the utility model, above each component can be understood similar with technical field personnel
Or equivalent element is replaced.
Claims (9)
1. a kind of hand input device, which is characterized in that it includes handwriting pad (10) and writing pencil (20), the handwriting pad (10)
Including the display medium (11) and coordinate setting medium (12) being stacked, the display medium (11) can real-time display it is hand-written out
Handwriting tracks of the pen (20) when writing on the display medium (11), are equipped on the coordinate setting medium (12) in dot matrix point
The fixation and recognition of cloth identifies (121), and CCD camera assembly (21) and lattice coordinates processing module are equipped in the writing pencil (20)
(22), the CCD camera assembly (21) is for acquiring writing pencil (20) writing position place when being write on handwriting pad (10)
Corresponding fixation and recognition identifies (121), and the lattice coordinates processing module (22) is used for collected according to camera figure component
Fixation and recognition identifies (121) and determines handwriting tracks information.
2. hand input device as described in claim 1, which is characterized in that the display medium (11) is cholesteric liquid crystal hand
Film is write, with bistable state, can be shown in no extra electric field and keep the person's handwriting formed by pressure.
3. hand input device as described in claim 1, which is characterized in that the display medium (11) is semi-transparency type medium,
The CCD camera assembly (21) can pass through the display medium (11) and collect the knowledge of the positioning on rear side of display medium (11)
It Biao Shi (121).
4. hand input device as described in claim 1, which is characterized in that be equipped with wireless transmission in the writing pencil (20)
Module (23), the wireless transport module (23) can communicate to connect with intelligent terminal and/or cloud, and the lattice coordinates handle mould
Block (22) is connect with the wireless transport module (23), which can be by the lattice coordinates processing module
(22) the handwriting tracks information determined is sent to intelligent terminal and/or cloud.
5. hand input device as claimed in claim 4, which is characterized in that the wireless transport module (23) includes WIFI mould
One of block, bluetooth module are a variety of.
6. hand input device as described in claim 1, which is characterized in that the coordinate setting medium (12) is located at described aobvious
The rear side for showing medium (11) is equipped in the coordinate setting medium (12) and the display medium (11) equitant region
The fixation and recognition identifies (121).
7. hand input device as described in claim 1, which is characterized in that fixation and recognition mark (121) protrusion is set to
On the coordinate setting medium (12).
8. hand input device as described in claim 1, which is characterized in that the fixation and recognition mark (121) is plane print
Note mark being set on the coordinate setting medium (12) and can be acquired by the camera in planar.
9. hand input device as described in claim 1, which is characterized in that the fixation and recognition mark (121) is by the seat
It marks the concave surface of tacldng medium (12) and is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920815409.7U CN209728695U (en) | 2019-05-31 | 2019-05-31 | Hand input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920815409.7U CN209728695U (en) | 2019-05-31 | 2019-05-31 | Hand input device |
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| Publication Number | Publication Date |
|---|---|
| CN209728695U true CN209728695U (en) | 2019-12-03 |
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ID=68674835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920815409.7U Active CN209728695U (en) | 2019-05-31 | 2019-05-31 | Hand input device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111274836A (en) * | 2020-01-19 | 2020-06-12 | 深圳市锦上科技有限公司 | Handwriting board set and system |
| WO2023279765A1 (en) * | 2021-07-07 | 2023-01-12 | 珠海市唯酷科技有限公司 | Liquid-crystal handwriting film with function of partial erasure, and electronic writing device |
| CN117275014A (en) * | 2023-11-16 | 2023-12-22 | 江西三有果科技有限公司 | Handwriting data acquisition system and acquisition method |
-
2019
- 2019-05-31 CN CN201920815409.7U patent/CN209728695U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111274836A (en) * | 2020-01-19 | 2020-06-12 | 深圳市锦上科技有限公司 | Handwriting board set and system |
| WO2023279765A1 (en) * | 2021-07-07 | 2023-01-12 | 珠海市唯酷科技有限公司 | Liquid-crystal handwriting film with function of partial erasure, and electronic writing device |
| CN117275014A (en) * | 2023-11-16 | 2023-12-22 | 江西三有果科技有限公司 | Handwriting data acquisition system and acquisition method |
| CN117275014B (en) * | 2023-11-16 | 2024-03-22 | 江西三有果科技有限公司 | Handwriting data acquisition system and acquisition method |
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