CN211180788U - Ultrasonic holographic projection touch system - Google Patents
Ultrasonic holographic projection touch system Download PDFInfo
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- CN211180788U CN211180788U CN201922323127.8U CN201922323127U CN211180788U CN 211180788 U CN211180788 U CN 211180788U CN 201922323127 U CN201922323127 U CN 201922323127U CN 211180788 U CN211180788 U CN 211180788U
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Abstract
The utility model provides an ultrasonic wave holographic projection touch-control system, include: a holographic display for displaying a holographic projection; a touch recognition unit for recognizing a first spatial position coordinate of a human body or other tool to be touched; the controller is in communication connection with the touch identification part, calculates or acquires a second spatial position coordinate of holographic projection, and compares the second spatial position coordinate with the first spatial position coordinate to acquire a touch point coordinate; the ultrasonic transmitter is arranged towards the holographic projection and is in communication connection with the controller and used for transmitting ultrasonic waves according to the touch point coordinates.
Description
Technical Field
The utility model relates to a holographic projection technical field indicates an ultrasonic wave holographic projection touch system especially.
Background
The holographic projection technology belongs to a 3D technology, originally refers to a technology for recording and reproducing a real three-dimensional image of an object by utilizing an interference principle, and then the concept of holographic projection gradually extends to commercial activities such as stage performance, exhibition and the like along with the guidance of science fiction movies and commercial propaganda. The holographic technology can be subdivided into optical holographic technology, digital holographic technology, computer holographic technology, microwave holographic technology, reflection holographic technology, acoustic holographic technology and the like, and is widely applied to various fields of display, measurement, encryption, identification and the like.
In the existing holographic technology, touch is clicked in the air, and there is no real touch, so that when a user uses a holographic system, the user cannot always feel real touch, and does not know whether a target is in a point or not, and due to the influence of different human sight angles, when the user clicks, the phenomenon that touch reaction is insensitive often occurs, and the use of the holographic projection device is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an ultrasonic wave holographic projection touch-control system can increase holographic projection's true touch of clicking to improve user's use and experience, and can improve holographic projection's touch sensitivity, avoid appearing clicking many times but not having the phenomenon of feedback.
The utility model provides a technical scheme as follows:
the utility model provides an ultrasonic wave holographic projection touch-control system, include:
a holographic display for displaying a holographic projection;
a touch recognition unit for recognizing a first spatial position coordinate of a human body or other tool to be touched;
the controller is in communication connection with the touch identification part, calculates or acquires a second spatial position coordinate of holographic projection, and compares the second spatial position coordinate with the first spatial position coordinate to acquire a touch point coordinate; and
and the ultrasonic transmitter is arranged towards the holographic projection and is in communication connection with the controller and used for transmitting ultrasonic waves according to the touch point coordinates.
The touch recognition part and the controller are used for determining the coordinates of a touch point of a touched human body or other tools and holographic projection, and then the ultrasonic transmitter is used for transmitting ultrasonic waves to the coordinates of the touch point, so that the human body can feel pressure, the real click touch feeling is increased, and the use experience of a user is improved.
Further, the portable ultrasonic diagnosis box comprises a box body, a mounting box is connected to the bottom end of the side face of the box body, the box body and the mounting box are integrally shaped like L, the holographic display part and the controller are mounted in the box body, the touch recognition part is mounted on the top face of the mounting box, and the ultrasonic emitter is mounted in the mounting box.
Be "L" shape through setting up box and mounting box wholly, can make holographic projection formation of image directly over the mounting box to be favorable to ultrasonic emitter to the ultrasonic wave of touch point transmission.
Furthermore, the holographic display part comprises a display screen, a display screen driving card and holographic glass, and the holographic glass is vertically arranged on one side, close to the mounting box, of the box body.
Furthermore, the display screen is obliquely arranged at the top of the box body, and the top end of the display screen is connected with the top end of the holographic glass, so that holographic projection imaging is performed right above the mounting box.
Furthermore, the display screen driving card is fixedly arranged in the box body through a mounting plate.
Furthermore, the touch identification part is a hand TOF (time of flight) identifier, and the shooting direction of a camera of the hand TOF identifier is parallel to the placing direction of the holographic glass.
The shooting direction of the camera of the hand TOF recognizer is parallel to the placing direction of the holographic glass, so that the first space position coordinate of a touched human body or other tools can be recognized more accurately, and the precision of the touch point coordinate is improved.
Further, the ultrasonic transmitter is a 16-by-16 ultrasonic matrix and is used for transmitting ultrasonic waves with different intensities into the air.
By setting the ultrasonic wave transmitter to be a 16 × 16 ultrasonic wave matrix, the ultrasonic wave can be transmitted to the touch point coordinates more accurately.
Further, a lower cover plate is arranged at the top end of the mounting box, and the ultrasonic transmitter transmits ultrasonic waves to the air when the lower cover plate is opened.
Further, the top end of the box body is provided with an upper cover plate.
Further, a fan corresponding to the holographic display part is installed in the box body and used for dissipating heat of the holographic display part.
Through the utility model provides a pair of ultrasonic wave holographic projection touch-control system can increase holographic projection's true touch of clicking to improve user's use and experience, and can improve holographic projection's touch sensitivity, avoid appearing clicking many times but not having the phenomenon of feedback.
Drawings
The foregoing features, technical features, advantages and embodiments of the present invention will be further explained in the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 10-a box body, 11-an upper cover plate, 12-a fan, 20-a holographic display part, 21-a display screen, 22-a display screen driving card, 23-holographic glass, 24-a mounting plate, 30-a touch identification part, 31-a hand TOF identifier, 40-a controller, 50-an ultrasonic emitter, 60-a mounting box and 61-a lower cover plate.
Detailed Description
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
Example 1
As shown in fig. 1, the present invention provides an ultrasonic holographic projection touch system, which comprises a box 10, a holographic display 20, a touch recognition unit 30, a controller 40 and an ultrasonic transmitter 50.
Specifically, the mounting box 60 is connected to the bottom end of the side surface of the case 10, so that the case 10 and the mounting box 60 are integrally formed in the shape of "L", the holographic display unit 20 and the controller 40 are mounted in the case 10, the touch recognition unit 30 is mounted on the top surface of the mounting box 60, and the ultrasonic transmitter 50 is mounted in the mounting box 60.
The holographic display unit 20 is configured to display a holographic projection and image the holographic projection above the mounting box 60, and the touch recognition unit 30 is configured to recognize a first spatial position coordinate of a human body or other tool that is touched, such as a first spatial position coordinate of a human hand that is touched. Optionally, the medium for performing touch control may be different human body parts such as hands and feet of a human body, or a tool operated and controlled by a human.
The controller 40 is in communication connection with the touch recognition unit 30, and the controller 40 is a computing host, a CPU, a processor, and the like, and is configured to compute or acquire a second spatial position coordinate of the holographic projection, compare the second spatial position coordinate with the first spatial position coordinate, and acquire a touch point coordinate.
Specifically, for example, when the spatial position of the holographic projection is determined in advance, the second spatial position coordinates of the holographic projection may be directly input into the controller 40 to be compared with the first spatial position coordinates, or the second spatial position coordinates of different holographic projections may be stored in the memory of the controller 40, and when different holographic projections are displayed, the corresponding second spatial position coordinates may be called, or the controller 40 may be connected to the holographic display unit 30 in communication, so as to calculate the spatial position coordinates of the holographic projection in real time.
The ultrasonic transmitter 50 is disposed toward the holographic projection, and the ultrasonic transmitter 50 is communicatively connected to the controller 40 for transmitting ultrasonic waves according to the touch point coordinates, thereby allowing a human body to feel a pressure sensation.
Example 2
As shown in fig. 1, an ultrasonic holographic projection touch system includes a case 10, a holographic display 20, a touch recognition unit 30, a controller 40, and an ultrasonic transmitter 50, wherein a mounting box 60 is connected to a bottom end of a side surface of the case 10, the holographic display 20 and the controller 40 are mounted in the case 10, the touch recognition unit 30 is mounted on a top surface of the mounting box 60, and the ultrasonic transmitter 50 is mounted in the mounting box 60.
The holographic display part 20 comprises a display screen 21, a display screen driving card 22 and holographic glass 23, wherein the holographic glass 23 is vertically installed on one side of the box body 10 close to the installation box 60, the display screen 22 is obliquely installed on the top of the box body 10, the top end of the display screen 22 is connected with the top end of the holographic glass 23, so that holographic projection can be imaged right above the installation box 60, and the display screen driving card 22 is fixedly installed in the box body 10 through a mounting plate 24.
The touch recognition unit 30 is a hand TOF recognizer 31, a gesture recognition sensor, an infrared reflection gesture recognizer, and the like, and in this embodiment, the hand TOF recognizer 31 is selected, and the shooting direction of the camera of the hand TOF recognizer 31 is parallel to the placing direction of the holographic glass 23, so that the first spatial position coordinate of the human body can be recognized more accurately.
The ultrasonic emitters 50 are 16-by-16 ultrasonic matrixes and used for emitting ultrasonic waves with different intensities into the air, specifically, after the controller 40 obtains the coordinates of the touch points, the emitters corresponding to the ultrasonic matrixes can be controlled to emit the ultrasonic waves vertically upwards, so that a human body can feel pressure at the touch points, in addition, the controller 40 can obtain the contact areas of the human body and the holographic projection while obtaining the coordinates of the touch points, so that the emitters of the ultrasonic matrixes can be controlled to emit the ultrasonic waves with different intensities according to the contact areas, and the human body can feel more real touch according to actual conditions.
The top end of the mounting box 60 is provided with a lower cover plate 61, the ultrasonic transmitter 50 transmits ultrasonic waves into the air when the lower cover plate 61 is opened, and the top end of the case 10 is provided with an upper cover plate 11 for installation, maintenance and the like of the display screen 21.
The case 10 is internally provided with a fan 12 corresponding to the holographic display 20 for dissipating heat of the holographic display 20, and specifically, the fan 12 may correspond to the display screen 21 and the display screen driving card 22 of the holographic display 20.
Through the ultrasonic holographic projection touch system provided by the embodiment, the real click touch feeling of the holographic projection can be increased, so that the use experience of a user is improved, meanwhile, the touch sensitivity of the holographic projection can be improved, and the phenomenon that multiple clicks are not provided with feedback is avoided.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An ultrasonic holographic projection touch system, comprising:
a holographic display for displaying a holographic projection;
a touch recognition unit for recognizing a first spatial position coordinate of a human body or a tool to be touched;
the controller is in communication connection with the touch identification part, calculates or acquires a second spatial position coordinate of holographic projection, and compares the second spatial position coordinate with the first spatial position coordinate to acquire a touch point coordinate; and
and the ultrasonic transmitter is arranged towards the holographic projection and is in communication connection with the controller and used for transmitting ultrasonic waves according to the touch point coordinates.
2. The ultrasonic holographic projection touch system according to claim 1, further comprising a box body, wherein a mounting box is connected to a bottom end of a side surface of the box body, so that the box body and the mounting box are integrally shaped like L, the holographic display part and the controller are mounted in the box body, the touch recognition part is mounted on a top surface of the mounting box, and the ultrasonic emitter is mounted in the mounting box.
3. The ultrasonic holographic projection touch system according to claim 2, wherein: the holographic display part comprises a display screen, a display screen driving card and holographic glass, and the holographic glass is vertically arranged on one side, close to the mounting box, of the box body.
4. The ultrasonic holographic projection touch system according to claim 3, wherein: the display screen is obliquely arranged at the top of the box body, and the top end of the display screen is connected with the top end of the holographic glass, so that holographic projection imaging is performed right above the mounting box.
5. The ultrasonic holographic projection touch system according to claim 3, wherein: the display screen driving card is fixedly arranged in the box body through a mounting plate.
6. The ultrasonic holographic projection touch system according to claim 3, wherein: the touch identification part is a hand TOF (time of flight) identifier, and the shooting direction of a camera of the hand TOF identifier is parallel to the placing direction of the holographic glass.
7. The ultrasonic holographic projection touch system according to any one of claims 1 to 6, wherein: the ultrasonic transmitter is a 16-by-16 ultrasonic matrix and is used for transmitting ultrasonic waves with different intensities into the air.
8. The ultrasonic holographic projection touch system according to any one of claims 2-6, wherein: the top end of the mounting box is provided with a lower cover plate, and the ultrasonic transmitter transmits ultrasonic waves to the air when the lower cover plate is opened.
9. The ultrasonic holographic projection touch system according to any one of claims 2-6, wherein: an upper cover plate is arranged at the top end of the box body.
10. The ultrasonic holographic projection touch system according to any one of claims 2-6, wherein: and a fan corresponding to the holographic display part is arranged in the box body and used for dissipating heat of the holographic display part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922323127.8U CN211180788U (en) | 2019-12-23 | 2019-12-23 | Ultrasonic holographic projection touch system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922323127.8U CN211180788U (en) | 2019-12-23 | 2019-12-23 | Ultrasonic holographic projection touch system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211180788U true CN211180788U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922323127.8U Active CN211180788U (en) | 2019-12-23 | 2019-12-23 | Ultrasonic holographic projection touch system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211180788U (en) |
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2019
- 2019-12-23 CN CN201922323127.8U patent/CN211180788U/en active Active
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