CN218068824U - Hand-written digital screen - Google Patents
Hand-written digital screen Download PDFInfo
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- CN218068824U CN218068824U CN202220801641.7U CN202220801641U CN218068824U CN 218068824 U CN218068824 U CN 218068824U CN 202220801641 U CN202220801641 U CN 202220801641U CN 218068824 U CN218068824 U CN 218068824U
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Abstract
The utility model discloses a handwriting digital screen, which comprises a bracket, an image transmission unit, a main control unit and a USB unit; the main control unit is arranged on the bracket; the image transmission unit is arranged on one side of the main control unit; the image transmission unit is connected with the main control unit through a multimedia interface; the image transmission unit is used for transmitting an image signal; the USB unit is arranged on one side of the image transmission unit; the USB unit is connected with the image transmission unit through the conversion interface; the USB unit is used for butting external equipment, wherein the image transmission unit is connected with the main control unit through the multimedia interface, wiring of the circuit is avoided, short-distance connection between the image transmission unit and the main control unit is achieved based on the multimedia interface, the USB unit is connected with the image transmission unit through the conversion interface, wiring of the circuit is further avoided, wiring of the circuit is reduced on the whole, utilization of wire rods is avoided, and connection smoothness of the handwriting digital screen is guaranteed.
Description
Technical Field
The utility model relates to a technical field of digital screen, in particular to hand-written digital screen.
Background
Along with the development of science and technology, the digital screen of handwriting progressively is applied to in the life, and the digital screen of handwriting has drawing function or handwriting function, and wherein, the digital screen of handwriting embeds there is a plurality of units, walks the line through the circuit between a plurality of units, and at this moment, the circuit mixes the line in a plurality of modules easily, leads to the smooth and easy degree of connection of the digital screen of handwriting to be lower.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model adopts the following technical scheme:
according to an aspect of the utility model provides a hand-write digital screen, include:
a support;
the main control unit is arranged on the bracket;
the image transmission unit is arranged on one side of the main control unit; the image transmission unit is connected with the main control unit through a multimedia interface; the image transmission unit is used for transmitting an image signal;
the USB unit is arranged on one side of the image transmission unit; the USB unit is connected with the image transmission unit through a conversion interface; the USB unit is used for butting external equipment.
Optionally, the multimedia interface is disposed at an outer side of the bracket and electrically connected to the image transmission unit; the multimedia interface is connected with the image transmission unit on the basis of a circuit.
Optionally, an emitting end is disposed in the image transmission unit, and the emitting end is located at the top of the image transmission unit and emits an image signal outwards; the transmitting end may be an antenna.
Optionally, the image transmission unit is connected to a power supply unit, and the power supply unit is directly connected to the image transmission unit and electrically connected to the image transmission unit to supply power to the image transmission unit.
Optionally, the conversion interface includes a first end and a second end, and the first end is close to the image transmission unit and is electrically connected to the image transmission unit; the second end is adjacent to the USB unit and is electrically connected with the USB unit.
Optionally, the first end and the second end are electrically connected.
Optionally, the handwriting digital screen further comprises a coordinate transmission module, and the coordinate transmission module is disposed on one side of the USB unit and electrically connected to the USB unit.
According to the above technical scheme, the embodiment of the utility model provides an at least have following advantage and positive effect:
in the handwriting digital screen of the embodiment of the utility model, the main control unit is arranged on the bracket; the image transmission unit is arranged on one side of the main control unit; the image transmission unit is connected with the main control unit through a multimedia interface; the image transmission unit is used for transmitting an image signal; the USB unit is arranged on one side of the image transmission unit; the USB unit is connected with the image transmission unit through a conversion interface; the USB unit is used for butting external equipment, wherein the image transmission unit is connected with the main control unit through a multimedia interface, wiring of a circuit is avoided, short-distance connection between the image transmission unit and the main control unit is achieved based on the multimedia interface, the USB unit is connected with the image transmission unit through a conversion interface, wiring of the circuit is further avoided, wiring of the circuit is reduced on the whole, utilization of wires is avoided, and connection smoothness of a handwriting digital screen is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic diagram of a handwriting digital screen according to the present invention;
FIG. 2 is a schematic diagram of a portion of a handwriting digital screen according to the present invention;
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Along with the development of science and technology, the digital screen of writing by hand is progressively applied to in the life, and the digital screen of writing by hand has drawing function or handwriting function, and wherein, the digital screen of writing by hand embeds there is a plurality of units, walks the line through the circuit between a plurality of units, and at this moment, the circuit mixes the line in a plurality of modules easily, leads to the smooth and easy degree of connection of the digital screen of writing by hand to be lower.
In recent years, digital screens with drawing or handwriting functions have been widely used, and basically, wired video data interfaces such as VGA and HDMI are used for connecting the digital screens with drawing or handwriting functions to computers. This connection reduces the user convenience. Although wifi and other wireless video transmission technologies exist in the market, the real-time requirement of handwriting and drawing on pictures is quite high, and the handwriting and drawing technology cannot be widely matched with handwriting and drawing screen products at present.
With the development of wireless transmission technology, 60G wireless video transmission technology is gradually mature. The 60G wireless video transmission technology and the 2.4G/Bluetooth (EDR/BLE) wireless data transmission technology are fused, so that the delay (less than 10 milliseconds in an ideal state) in the image transmission and handwriting coordinate data process can be effectively reduced, and the technical requirement of low delay of the image and handwriting coordinate data of the handwriting and drawing type product can be met.
Referring to fig. 1 and 2, the present invention provides a handwriting digital screen, which comprises a support 10, a main control unit 20, an image transmission unit 30, and a USB unit 40, wherein at this time, the main control unit 20, the image transmission unit 30, and the USB unit 40 are all installed on the support 10.
The support 10 is used as a support body of the handwriting digital screen, and may also be a circuit board, optionally, the support 10 may implement electrical connection between the main control unit 20, the image transmission unit 30, and the USB unit 40 through an internal copper wire, so as to avoid routing of a line.
The main control unit 20 is installed on the bracket 10 and is located at one side of the bracket 10, and the main control unit 20 has a control function and transmits signals to the image transmission unit 30 and the USB unit 40, so as to monitor the working states of the image transmission unit 30 and the USB unit 40.
The image transmission unit 30 is arranged at one side of the main control unit 20; the image transmission unit 30 is connected with the main control unit 20 through a multimedia interface 50; the image transmission unit 30 is configured to transmit an image signal, and at this time, the multimedia interface 50 is disposed at an outer side of the bracket 10 and electrically connected to the image transmission unit 30; the multimedia interface 50 is connected to the image transmission unit 30 based on a circuit, wherein the image transmission unit 30 is connected to the main control unit 20 through the multimedia interface 50, so as to avoid wiring of a circuit, and realize short-distance connection between the image transmission unit 30 and the main control unit 20 based on the multimedia interface 50. Alternatively, the image transfer unit 30 may be a 60 ghz image transfer unit.
In addition, an emitting end is arranged in the image transmission unit 30, and the emitting end is positioned at the top of the image transmission unit 30 and emits an image signal outwards; the transmitting end may be an antenna.
Further, a power supply unit 60 is connected to the image transmission unit 30, and the power supply unit 60 is directly connected to the image transmission unit 30 and electrically connected to the image transmission unit 30 to supply power to the image transmission unit 30. At this time, the power supply unit 60 is located at the right side of the image transmission unit 30 and close to the image transmission unit 30, and the power supply unit 60 may be plugged into the image transmission unit 30.
The USB unit 40 is disposed at one side of the image transmission unit 30; the USB unit 40 is connected with the image transmission unit 30 through a conversion interface 70; the USB unit 40 is used for docking external devices, and the USB unit 40 is connected to the image transmission unit 30 through the conversion interface 70, so as to further avoid routing of lines, thereby reducing routing of lines as a whole, avoiding utilization of wires, and ensuring connection smoothness of the handwriting digital screen.
The conversion interface 70 comprises a first end and a second end, wherein the first end is close to the image transmission unit 30 and is electrically connected with the image transmission unit 30; the second end is close to the USB unit 40 and is electrically connected to the USB unit 40. The first end and the second end are electrically connected.
Optionally, the handwriting digital screen further includes a coordinate transmission module 80, and the coordinate transmission module 80 is disposed at one side of the USB unit 40 and electrically connected to the USB unit 40. In addition, the power supply unit 60 may be connected to the coordinate transferring module 80, and at this time, the power supply unit 60 supplies power to the coordinate transferring module 80 and the image transmitting unit 30. Optionally, the coordinate transfer module 80 is a 2.4G bluetooth coordinate transfer module.
According to the above technical scheme, the embodiment of the utility model provides an at least have following advantage and positive effect:
in the handwriting digital screen of the embodiment of the present invention, the main control unit 20 is mounted on the bracket 10; the image transmission unit 30 is arranged at one side of the main control unit 20; the image transmission unit 30 is connected with the main control unit 20 through a multimedia interface 50; the image transmission unit 30 is used for transmitting image signals; the USB unit 40 is disposed at one side of the image transmission unit 30; the USB unit 40 is connected with the image transmission unit 30 through a conversion interface 70; the USB unit 40 is used for butting external equipment, wherein the image transmission unit 30 is connected with the main control unit 20 through the multimedia interface 50, wiring of a circuit is avoided, short-distance connection between the image transmission unit 30 and the main control unit 20 is realized based on the multimedia interface 50, the USB unit 40 is connected with the image transmission unit 30 through the conversion interface 70, wiring of the circuit is further avoided, wiring of the circuit is reduced on the whole, utilization of wires is avoided, and connection smoothness of a handwriting digital screen is guaranteed. In addition, the transmission effect of low-delay and high-image-quality images and handwritten coordinate data is improved, and the use by a user is facilitated.
The above is only the optional embodiment of the present invention, and not therefore the limit of the patent scope of the present invention, all of which are in the concept of the present invention, the equivalent structure transformation of the content of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (7)
1. A handwriting digital screen, comprising:
a support;
the main control unit is arranged on the bracket;
the image transmission unit is arranged on one side of the main control unit; the image transmission unit is connected with the main control unit through a multimedia interface; the image transmission unit is used for transmitting an image signal;
the USB unit is arranged on one side of the image transmission unit; the USB unit is connected with the image transmission unit through a conversion interface; the USB unit is used for butting external equipment.
2. The handwriting digital screen of claim 1, wherein the multimedia interface is disposed outside the bracket and electrically connected to the image transmission unit; the multimedia interface is connected with the image transmission unit on the basis of a circuit.
3. The handwriting digital screen according to claim 1, wherein the image transmission unit is provided with a transmitting terminal inside, the transmitting terminal is arranged on the top of the image transmission unit and transmits image signals outwards; the transmitting end may be an antenna.
4. The handwriting digital screen of claim 1, wherein the image transmission unit is connected with a power supply unit, and the power supply unit is directly connected with the image transmission unit and electrically connected with the image transmission unit to supply power to the image transmission unit.
5. The handwriting digital screen of claim 1, wherein said translation interface comprises a first end and a second end, said first end being proximate to and electrically connected to said image transmission unit; the second end is adjacent to the USB unit and is electrically connected with the USB unit.
6. The handwriting digital screen of claim 5, wherein the first end and the second end are electrically connected.
7. The handwriting digital screen of claim 1, further comprising a coordinate delivery module disposed on a side of said USB unit and electrically connected to said USB unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220801641.7U CN218068824U (en) | 2022-04-07 | 2022-04-07 | Hand-written digital screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220801641.7U CN218068824U (en) | 2022-04-07 | 2022-04-07 | Hand-written digital screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218068824U true CN218068824U (en) | 2022-12-16 |
Family
ID=84415165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220801641.7U Active CN218068824U (en) | 2022-04-07 | 2022-04-07 | Hand-written digital screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218068824U (en) |
-
2022
- 2022-04-07 CN CN202220801641.7U patent/CN218068824U/en active Active
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