CN218728996U - Handwriting device for touch zooming - Google Patents
Handwriting device for touch zooming Download PDFInfo
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- CN218728996U CN218728996U CN202222514931.6U CN202222514931U CN218728996U CN 218728996 U CN218728996 U CN 218728996U CN 202222514931 U CN202222514931 U CN 202222514931U CN 218728996 U CN218728996 U CN 218728996U
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Abstract
The utility model discloses a handwriting device for touch zooming, which comprises a shell, a display screen, an antenna board, an electromagnetic pen control board, a display drive board and a touch zooming component; the display screen is arranged on the shell and is electrically connected with the display driving board; the antenna plate is arranged below the display screen; the electromagnetic pen is used for touching, pressing and sliding on the display screen to perform electromagnetic induction with the antenna board to generate handwriting information; the electromagnetic pen control panel is electrically connected with the antenna panel and the display drive panel respectively, and the touch zooming assembly comprises a capacitive touch strip and a touch control panel electrically connected with the capacitive touch strip; the capacitive touch strip is arranged on the shell and is arranged in a non-overlapping manner with the display screen; the touch control board is installed in the housing and electrically connected with the display driving board. The utility model discloses technical scheme optimizes the picture effect of zooming, and the operation that improves the user when zooming is experienced.
Description
Technical Field
The utility model relates to a handwriting device field, concretely relates to handwriting device that touch was zoomed.
Background
The handwriting device based on the antenna board is also named as a hand drawing screen, a digital screen and a writing screen, is computer input display equipment, and is applied to the fields of the education industry, such as cartoon design, home entertainment, business terminals and the like.
During the use, need be connected handwriting device and external device, transmit external device's display signal (picture etc.) to handwriting device's display screen and show, recycle electromagnetic pen and touch on the display screen and press and write, thereby handwriting device produces handwriting information and can transmit external device and produce the handwriting at the relevant position this moment, and then accomplish and write or draw the operation. When drawing creation is carried out, local meticulous depiction is often needed, at the moment, display content (pictures or documents) needs to be drawn after being amplified, the pictures are reduced to normal size to continue operation after drawing is finished, an existing handwriting device is generally provided with two keys, one key is used for increasing the pictures and the other key is used for reducing the pictures, the scaling ratio is adjusted by repeatedly pressing the keys mechanically, the pictures are enlarged and reduced according to the scaling ratio each time, the scaling amplitude is too stiff and cannot be enlarged and reduced finely, the scaling effect is poor, and meanwhile, finger muscle fatigue is easily caused to be unsuitable due to long-term repeated mechanical pressing operation 。
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a handwriting device that touch was zoomed aims at optimizing the picture and zooms the effect, improves the operation experience when the user zooms the operation.
In order to achieve the above object, the handwriting device for touch zooming provided by the utility model comprises a shell, a display screen, an antenna board, an electromagnetic pen control board, a display drive board and a touch zooming component;
the display driving board is arranged in the shell, and the shell is provided with a plurality of signal interfaces electrically connected with the display driving board;
the display screen is arranged on the shell and is electrically connected with the display driving board;
the antenna board is arranged in the shell and is arranged below the display screen;
the electromagnetic pen is used for touching, pressing and sliding on the display screen to perform electromagnetic induction with the antenna board to generate handwriting information;
the electromagnetic pen control board is arranged in the shell, is electrically connected with the antenna board and the display drive board respectively, and is used for transmitting the handwriting information generated by the antenna board to the display drive board;
the touch zooming component comprises a capacitive touch strip and a touch control panel electrically connected with the capacitive touch strip; the capacitive touch strip is arranged on the shell and is arranged in a non-overlapping mode with the display screen; the touch control board is installed in the shell and electrically connected with the display driving board, and is used for converting touch signals on the capacitive touch strip into zooming signals and transmitting the zooming signals to the display driving board.
Preferably, the capacitive touch bar is mounted on a side wall of the housing.
Preferably, the capacitive touch bar is mounted to the housing by a screw connection.
Preferably, the capacitive touch strip and the housing are mounted in a snap-fit connection.
Preferably, the number of the capacitive touch bars is one, and the capacitive touch bars are disposed on an upper side wall, a left side wall, or a right side wall of the housing.
Preferably, the number of the capacitive touch bars is two, and the two capacitive touch bars are respectively arranged on the left side wall and the right side wall of the housing.
Preferably, the touch zooming assembly further comprises a switch, and the switch is used for controlling the on-off of the electrical connection between the capacitive touch bar and the touch control panel.
Preferably, the signal interface includes an HDMI interface for video signal input, a USB interface for USB signal output, and a power interface for power signal transmission.
Preferably, the signal interface comprises a plurality of TYPE-C interfaces for video signal input, USB signal output and power signal transmission.
The utility model discloses technical scheme adopts the touch subassembly of zooming to generate the signal of zooming, and in the concrete operation, the user carries out touch operation on electric capacity touch strip, and touch operation can lead to electric capacity touch strip capacitance variation to produce the touch signal, and touch control panel can generate the signal of zooming according to the touch signal, will zoom signal transmission again and show the drive plate to the final USB signal output interface through showing the drive plate will zoom signal output to external equipment. The external equipment can carry out the zooming operation on the whole content of the picture or the file according to the zooming signal, the external equipment can generate a new display signal after the zooming operation is finished, and the new display signal is transmitted to the display screen of the touch zooming handwriting device for displaying, so that the zooming operation on the picture can be realized. Because the capacitive touch bar is very sensitive to the response of the touch operation, the touch signal can include the coordinate data of each touch point of the touch operation and the duration of the touch operation on the capacitive touch bar, and according to the coordinate data and the duration of the touch signal, the touch control panel can more accurately determine the scaling requirement of the user, so that the scaling signal can accurately contain the scaling type and the corresponding scaling multiple of the content of the display screen, thereby scaling more accurately and optimizing the picture scaling effect. During operation, a user only needs to regularly touch the capacitive touch strip, the operation is simple and convenient, repetition is not needed, and the operation experience of the user during zooming operation can be greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a touch-zoom handwriting device according to the present invention;
FIG. 2 is a perspective exploded view of the touch scaled handwriting apparatus of FIG. 1;
FIG. 3 is a block diagram of the touch scaled handwriting apparatus of FIG. 1;
FIG. 4 is a schematic structural diagram of another embodiment of the handwriting device for touch zooming according to the present invention;
FIG. 5 is a schematic diagram illustrating another view of the touch-scaled handwriting apparatus shown in FIG. 4;
FIG. 6 is a block diagram of the touch-scaled handwriting apparatus shown in FIG. 4.
Detailed Description
In order to more clearly illustrate the technical solutions of the present invention, the technical solutions of the embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (e.g. the use state), and if the specific posture changes, the directional indications also change accordingly.
In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 3, the handwriting device for touch zooming provided by the present invention includes a housing 100, a display screen 200, an antenna board 300, an electromagnetic pen 400, an electromagnetic pen control board 500, a display drive board 600, and a touch zooming assembly 700;
the display driving board 600 is installed in the casing 100, and the casing 100 is provided with a plurality of signal interfaces 610 electrically connected with the display driving board 600;
the display screen 200 is mounted on the housing 100 and electrically connected to the display driving board 600;
the antenna board 300 is installed in the housing 100 and disposed below the display screen 200;
the electromagnetic pen 400 is used for sliding on the display screen 200 to perform electromagnetic induction with the antenna board 300 to generate handwriting information;
the electromagnetic pen control board 500 is installed in the housing 100, electrically connected to the antenna board 300 and the display drive board 600, and configured to transmit the handwriting information generated by the antenna board 300 to the display drive board 600;
the touch zoom assembly 700 includes a capacitive touch bar 710 and a touch control board 720 electrically connected to the capacitive touch bar 710; the capacitive touch bar 710 is mounted on the housing 100 and disposed in a non-overlapping manner with the display screen 200; the touch control board 720 is installed in the housing 100 and electrically connected to the display driving board 600, and is configured to convert touch signals on the capacitive touch bar 710 into zoom signals and transmit the zoom signals to the display driving board 600.
The utility model discloses technical scheme adopts touch subassembly 700 that zooms to generate and zooms the signal, and in the concrete operation, the user carries out touch operation on electric capacity touch strip 710, and touch operation can lead to electric capacity touch strip 710 electric capacity to change and produce the touch signal, and touch control panel 720 can zoom the signal according to touch signal generation, will zoom signal transmission again and show drive plate 600 to the final USB signal output interface through showing drive plate 600 will zoom signal output to external equipment 900. The external device 900 can perform the scaling operation on the whole content of the picture or the file according to the scaling signal, after the scaling operation is completed, the external device 900 generates a new display signal, and the new display signal is transmitted to the display screen 200 of the touch-scaled handwriting device for displaying, so that the scaling operation on the picture can be realized. Because the capacitive touch bar 710 is very sensitive to the response of the touch operation, the touch signal may include coordinate data of each touch point of the touch operation and a duration of the touch operation on the capacitive touch bar 710, and according to the coordinate data and the duration of the touch signal, the touch control board 720 may determine the zoom requirement of the user more accurately, so that the zoom signal may accurately include the zoom type and the corresponding zoom multiple of the content of the display screen 200, thereby zooming more accurately and optimizing the zoom effect of the screen. During operation, a user only needs to regularly touch the capacitive touch strip 710, the operation is simple and convenient, repetition is not needed, and the operation experience of the user during zooming operation can be greatly improved.
The determination of the scaling signal is various, and a large number of articles and patents are described, and the present invention can fully refer to the prior art. In this embodiment, the scaling signal is determined by:
1. determining a zoom type according to a coordinate data change rule of the touch signal, for example, when the capacitive touch bar 710 is vertically disposed, defining a zoom type of a touch operation moving from bottom to top on the capacitive touch bar 710 as zoom-in, and defining a zoom type of a touch operation moving from top to bottom on the capacitive touch bar 710 as zoom-out;
2. the zoom factor is determined according to the duration time of the touch operation, and the zoom factor can be defined to be proportional to the duration time of the touch operation, i.e. the zoom factor is larger as the touch operation time is longer.
Therefore, the zooming signal confirmed by the method is easy to identify the zooming type, the zooming multiple is more accurate, and compared with the traditional key operation, the zooming signal is simpler and more accurate.
The touch function of the touch zoom assembly 700 may be further optimized, for example, the working mode of the touch zoom assembly 700 may be switched by double-clicking the capacitive touch bar 710, the capacitive touch bar 710 before switching may control the display content to be enlarged and reduced, and the capacitive touch bar 710 after switching may control the display content to move up, down, left, and right (drag).
The capacitive touch bar 710 may be disposed at any position of the housing 100, but in the present embodiment, the capacitive touch bar 710 is mounted on a sidewall of the housing 100 for better appearance and convenient operation. At this time, the capacitive touch strip 710 is in a long strip shape, a mounting opening is formed in a side wall of the housing 100, and the capacitive touch strip 710 is embedded in the mounting opening, and in some embodiments, the capacitive touch strip 710 and the housing 100 are installed by being connected through screws; in other embodiments, the capacitive touch bar 710 is mounted to the housing 100 via a snap-fit connection. Thus, the capacitive touch bar 710 does not occupy the front display area of the touch-scaled handwriting device, and is more attractive.
Referring to fig. 1, in the present embodiment, the number of the capacitive touch bars 710 is one, and the capacitive touch bars 710 are disposed on an upper sidewall, a left sidewall, or a right sidewall of the housing 100. At this time, the specific setting position of the capacitive touch bar 710 in the handwriting device for touch zooming can be customized according to the use habit of the user, so as to adapt to the dominant hand of the user, thereby improving the experience of the user.
Referring to fig. 4 to 6, the number of the capacitive touch bars 710 is two, and the two capacitive touch bars 710 are respectively disposed on the left side wall and the right side wall of the housing 100. At this time, the setting positions of the two capacitive touch bars 710 in the touch-zoom handwriting device can be simultaneously suitable for users with left hands as dominant hands and users with right hands as dominant hands, so that the application range of the touch-zoom handwriting device is expanded, and the touch-zoom handwriting device can be used by a plurality of users with different handedness habits.
Of course, the touch zoom assembly 700 may further include a switch 730, where the switch 730 is used to control the on/off of the electrical connection between the two capacitive touch bars 710 and the touch control board 720; therefore, in actual operation, the electrical connection between the unused capacitive touch bar 710 and the touch control panel 720 can be controlled to be disconnected, so as to avoid the interference caused by the mistaken touch.
In some embodiments, the signal interface 610 includes an HDMI interface for video signal input, a USB interface for USB signal output, and a power interface for power signal transmission.
In other embodiments, the signal interface 610 includes a number of TYPE-C interfaces for video signal input, USB signal output, and power signal transmission. At this time, the display driving board 600 includes a PD power control circuit, a protocol chip, a USB port switcher, a USB HUB chip, and a plurality of SWITCH chips corresponding to TYPE-C interfaces one to one; the power end of the TYPE-C interface is bidirectionally connected with the PD power control circuit, and the PD power control circuit is bidirectionally connected with a system power through a DC-DC converter; the control signal input end of the PD power supply control circuit is connected with the control signal output end of the protocol chip, the CC signal connecting end of the protocol chip is connected with the CC signal connecting end of the TYPE-C interface through the communication control circuit, the USB2.0 signal end of the TYPE-C interface is bidirectionally connected with the signal input end of the USB port switcher, and the signal output end of the USB port switcher is electrically connected with the electromagnetic pen control panel 500 through the USB HUB chip; the output signal end of TYPE-C interface connects the signal input part of SWITCH chip, the signal output part of SWITCH chip pass through show signal processing circuit with display screen 200 connects, the positive and negative control signal output part of inserting of agreement chip is connected with the positive and negative control signal input part of inserting of SWITCH chip, the selection control signal output part of agreement chip with the signal input part of USB port SWITCH connects. At this time, the TYPE-C interfaces have all connection functions required by the handwriting device, one of the TYPE-C interfaces can be connected with the external device 900 by using one data line when in use, and the functions of power input, display signal reception and data transmission are realized by one data line. When the specific implementation is carried out, the model of the protocol chip can be selected from the LDR6023; the model of the USB port switcher can be AZAW2210F; the model of the USB HUB chip can be FE1.1S; the model of the SWITCH chip can be selected from SWITCH460S.
What just go up be the utility model discloses a part or preferred embodiment, no matter be characters or the drawing can not consequently restrict the utility model discloses the scope of protection, all with the utility model discloses a holistic thought down, utilize the equivalent structure transform that the contents of the description and the drawing do, or direct/indirect application all includes in other relevant technical field the utility model discloses the within range of protection.
Claims (9)
1. A handwriting device for touch zooming is characterized by comprising a shell, a display screen, an antenna board, an electromagnetic pen control board, a display drive board and a touch zooming component;
the display driving board is arranged in the shell, and the shell is provided with a plurality of signal interfaces electrically connected with the display driving board;
the display screen is arranged on the shell and is electrically connected with the display driving board;
the antenna board is arranged in the shell and is arranged below the display screen;
the electromagnetic pen is used for touching, pressing and sliding on the display screen to perform electromagnetic induction with the antenna board to generate handwriting information;
the electromagnetic pen control board is arranged in the shell, is electrically connected with the antenna board and the display drive board respectively, and is used for transmitting the handwriting information generated by the antenna board to the display drive board;
the touch zooming component comprises a capacitive touch strip and a touch control panel electrically connected with the capacitive touch strip; the capacitive touch bar is arranged on the shell and is arranged in a non-overlapping mode with the display screen; the touch control board is installed in the shell and electrically connected with the display driving board, and is used for converting touch signals on the capacitive touch strip into zooming signals and transmitting the zooming signals to the display driving board.
2. The touch-scaled handwriting apparatus according to claim 1, wherein said capacitive touch bar is mounted on a side wall of said housing.
3. The touch-scaled handwriting apparatus according to claim 2, wherein said capacitive touch bar is mounted with said housing by a screw connection.
4. The touch-scaled handwriting apparatus according to claim 2, wherein said capacitive touch-bar is mounted in snap-fit connection with said housing.
5. The touch-scaled handwriting apparatus according to claim 2, wherein said capacitive touch bar is one in number, said capacitive touch bar being disposed on an upper side wall or a left side wall or a right side wall of said housing.
6. The touch-scaled handwriting apparatus according to claim 2, wherein the number of said capacitive touch bars is two, and two of said capacitive touch bars are respectively disposed on the left side wall and the right side wall of said housing.
7. The touch-scaled handwriting apparatus of claim 6, wherein said touch-scaling assembly further comprises a switch for controlling the on-off of the electrical connection of said capacitive touch bar and said touch control board.
8. The touch-scaled handwriting apparatus according to claim 1, wherein said signal interface comprises an HDMI interface for video signal input, a USB interface for USB signal output, and a power interface for power signal transmission.
9. The touch-scaled handwriting apparatus according to claim 1, wherein said signal interface comprises a number of TYPE-C interfaces for video signal input, USB signal output and power signal transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222514931.6U CN218728996U (en) | 2022-09-22 | 2022-09-22 | Handwriting device for touch zooming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222514931.6U CN218728996U (en) | 2022-09-22 | 2022-09-22 | Handwriting device for touch zooming |
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| Publication Number | Publication Date |
|---|---|
| CN218728996U true CN218728996U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222514931.6U Active CN218728996U (en) | 2022-09-22 | 2022-09-22 | Handwriting device for touch zooming |
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| CN (1) | CN218728996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116643665A (en) * | 2023-07-27 | 2023-08-25 | 深圳市慧为智能科技股份有限公司 | Independently-adjusted double-sided control intelligent terminal |
-
2022
- 2022-09-22 CN CN202222514931.6U patent/CN218728996U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116643665A (en) * | 2023-07-27 | 2023-08-25 | 深圳市慧为智能科技股份有限公司 | Independently-adjusted double-sided control intelligent terminal |
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