CN107479318A - A kind of holographic projector for possessing self-control film source function - Google Patents

Abstract

The invention discloses a holographic projection device with the function of self-made film source, comprising: a processing module for forming a holographic film source according to received data and outputting it to a corresponding position of a display screen; a display screen for forming a holographic film source according to the formed The holographic film source is used for displaying; the holographic projection film is arranged on the side of the display screen viewed by human eyes, and is used to allow human eyes to view the display screen through the holographic projection film. The processing module forms the input data into a holographic film source, and outputs it to the corresponding position of the display screen, and the display screen displays according to the holographic film source. The user watches the display screen through the holographic projection film, and the picture displayed on the display screen will form a suspended holographic image through the holographic projection film, which will be displayed in front of the user's eyes. The holographic projection device of the present invention has the function of self-made film source, can generate holographic images according to real-time input content, overcomes the defects existing in the prior art, and can meet current application requirements.

Description

A holographic projection device with self-made film source function

technical field

The invention relates to the field of virtual reality technology, in particular to a holographic projection device with the function of self-made film source.

Background technique

Holographic projection technology, also known as virtual imaging technology, uses the principles of interference and diffraction to record and reproduce the real three-dimensional image of an object. Holographic projection technology can not only produce three-dimensional aerial phantoms, but also allow phantoms to interact with performers to complete the performance together, producing shocking performance effects. Therefore, based on the wonderful presentation effect of holographic projection, it is applied in product exhibitions, car or clothing conferences, stage scenes, bars, etc.

In the prior art, the holographic projection device used is to put the produced film source into the device and project to generate a holographic image. However, this method is relatively rigid, and cannot change the content of the film source in real time according to the needs, and cannot change the generated holographic image in real time, and cannot meet the current application requirements.

Contents of the invention

The purpose of the present invention is to provide a holographic projection device with the function of self-made film source, which can generate real-time holographic images according to real-time input content.

To achieve the above object, the present invention provides the following technical solutions:

A holographic projection device with the function of self-made film source, comprising:

The processing module is used to form a holographic film source according to the received data, and output it to the corresponding position of the display screen;

The display screen is used to display according to the formed holographic film source;

The holographic projection film is arranged on the side of the display screen viewed by human eyes, and is used to allow human eyes to view the display screen through the holographic projection film.

Optionally, the received data is text, and the processing module is specifically used to convert the text into a three-dimensional text, and rotate the three-dimensional text with its central axis, respectively from the front, rear, and left sides of the text. The text is photographed on the side and the right side, and the pictures taken from each direction are output to the corresponding positions of the display screen;

The received data is a picture, and the processing module is specifically used to read the pictures taken from the front, rear, left and right sides of the object in the space in order, and output the pictures of the object in each direction to the corresponding position of the display screen .

Optionally, the processing module includes a wireless communication module for acquiring data to be displayed via a wireless network.

Optionally, the wireless communication module establishes a communication connection with the Internet cloud through a cloud router, and the wireless communication module is specifically configured to obtain from the Internet cloud the data to be displayed uploaded by the user's mobile communication device.

Optionally, the shape of the holographic projection film is an inverted quadrangular pyramid without apex.

Optionally, a housing and a protective cover are also included;

The processing module and the display screen are sequentially arranged in the casing from bottom to top, the holographic projection film is arranged outside the window of the casing corresponding to the display screen, and the protective cover covers the Above the holographic projection film.

Optionally, the housing includes an upper shell, a middle shell and a bottom shell;

The display screen is installed in the upper case through a display screen fixing frame, the printed circuit board carrying the processing module is embedded in the middle case, and a cooling fan is arranged in the bottom case. The middle shell is provided with cooling holes.

Optionally, also include:

a battery provided under the printed circuit board for power supply;

a battery fixing member arranged under the printed circuit board and used to fix the battery;

A speaker connected to the processing module for playing sound;

A horn fixing part for fixing the horn is arranged on the printed circuit board, and a horn cotton pad is arranged between the horn fixing part and the horn.

Optionally, a USB interface connected to the processing module and used to connect to a computer or a user's mobile communication device through a data line is provided on the middle housing;

The middle shell is provided with a "start" button for controlling display content or starting playing sound, and a "stop" button for controlling display content or stopping playing sound.

Optionally, the protective cover is detachably connected to the housing, and a hinge for changing the inclination angle of the holographic projection device is provided at the bottom of the housing.

It can be seen from the above technical solutions that the holographic projection device provided by the present invention with the function of self-made film source includes a processing module, a display screen and a holographic projection film. The processing module forms a holographic film source from the input data and outputs it to the corresponding position, the display will display according to the source of the hologram. The user watches the display screen through the holographic projection film, and the picture displayed on the display screen will form a suspended holographic image through the holographic projection film, which will be displayed in front of the user's eyes. The holographic projection device of the present invention has the function of self-made film source, can generate holographic images according to real-time input content, overcomes the defects existing in the prior art, and can meet current application requirements.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic diagram of a holographic projection device with the function of self-made film source provided by an embodiment of the present invention;

Fig. 2 is a schematic diagram of a method for forming a holographic source for text by a processing module in an embodiment of the present invention;

Fig. 3 is a schematic diagram of a communication connection between a holographic projection device with a self-made film source function and a mobile communication device in an embodiment of the present invention;

Fig. 4 is a structural exploded view of a holographic projection device with the function of self-made film source provided by an embodiment of the present invention;

FIG. 5 is a schematic diagram of the appearance of the holographic projection device shown in FIG. 4 with the function of self-made film source.

detailed description

In order to enable those skilled in the art to better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described The embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

Please refer to Figure 1, the embodiment of the present invention provides a holographic projection device with the function of self-made film source, including:

The processing module 10 is used to form a hologram source according to the received data, and output it to the corresponding position of the display screen;

The display screen 11 is used to display according to the formed holographic film source;

The holographic projection film 12 is arranged on the side of the display screen 11 viewed by human eyes, and is used for allowing the human eyes to view the display screen 11 through the holographic projection film 12 .

In this embodiment, the holographic projection device has the function of self-made film source, and the processing module forms the input data into a holographic film source, which is output to the corresponding position of the display screen, and the display screen displays according to the holographic film source. The user watches the display screen through the holographic projection film, and the picture displayed on the display screen will form a suspended holographic image through the holographic projection film, which will be displayed in front of the user's eyes.

The holographic projection device of this embodiment can generate holographic images according to real-time input content, which overcomes the defects of the prior art that the film source is pre-made, the content of the film source cannot be changed during the projection process, and the generated holographic image cannot be changed in real time. The holographic projection device can meet current application requirements.

In addition, this embodiment has a holographic projection device with the function of self-made film source. The user can watch the suspended holographic image through the holographic projection film. It does not require the user to wear glasses separately, and becomes a naked-eye holographic projection device.

In the holographic projection device of this embodiment, the processing module 10 forms the received data into a holographic film source, and the received data may be text or pictures. If the received data is text, the processing module 10 is specifically used to convert the text into three-dimensional text, and rotate the three-dimensional text with its central axis, from the front, rear, left and The text on the right side is photographed, and the pictures photographed from various directions are output to the corresponding positions of the display screen. Can refer to shown in Fig. 2, for the character of the three-dimensional solid form after conversion, in the three-dimensional Cartesian coordinate system that establishs, take Y axis as the central axis of three-dimensional character, three-dimensional character is rotated with Y axis, from the front of character, rear, The left side and the right side respectively capture the picture, and output the picture in each direction to the corresponding position of the display screen, forming the holographic film source of the text.

If the received data is a picture; the processing module 10 is specifically used to read in the pictures in which the object is in space from the front, rear, left and right sides of the object in order, and output the pictures of the object in each direction to the display screen. Corresponding position. In practical applications, the user will input the pictures taken from the front, rear, left and right sides of the object in space, and the processing module 10 will read in the pictures in each direction of the object in sequence, and output them to the corresponding positions of the display screen to form Hologram source for space objects.

The display screen 11 is used for displaying according to the formed holographic film source; the display screen may be a liquid crystal display screen, or may be other types of display screens.

The holographic projection film 12 is arranged on the side of the display screen 11 viewed by human eyes. The shape of the holographic projection film 12 is an inverted quadrangular pyramid without apex, that is, an inverted pyramid without a spire. The pictures in two directions are correspondingly projected into the four sides of the holographic projection film 12 respectively. Human eyes watch the display screen 11 through the top plane of the holographic projection film 12, and the picture displayed on the display screen forms a suspended, three-dimensional holographic image through the holographic projection film, which is displayed in front of the user's eyes. The holographic projection film 12 is made of optical medium material.

The processing module 10 acquires data to be displayed from other external devices. In a specific implementation manner, the processing module 10 includes a wireless communication module for obtaining data to be displayed through a wireless network, so the holographic projection device in this embodiment can obtain data to be displayed transmitted through a wireless network, and can realize The data transmitted remotely is formed into a holographic image in real time, for example, the data to be displayed is obtained from the Internet cloud through a wireless communication network.

Further specifically, referring to FIG. 3 , the wireless communication module 100 can establish a communication connection with the Internet cloud 102 through the cloud router 101. The data. The user's mobile communication device, such as a mobile phone, tablet computer, etc., is installed with an APP application program that matches the wireless communication module in the device, and the user inputs the data to be displayed, such as text or pictures, through the APP application program in the mobile communication device, The APP application uploads the data to be displayed to the Internet cloud 102 through the Internet, and the holographic projection device obtains the data to be displayed from the Internet cloud 102 through the wireless communication module 100 and inputs it to the processing module 10 .

Optionally, the wireless communication module 100 can be a WIFI module, specifically a serial WIFI module. The serial WIFI module is a new generation of embedded WiFi module with small size and low power consumption. It is based on the general serial interface characteristics and complies with IEEE802. 11 protocol stack network standard, built-in TCP/IP protocol stack, can realize any transparent conversion between the three interfaces of user equipment serial port, Ethernet, and wireless network (WIFI), so that traditional serial port devices can better join the wireless network.

The structure of the holographic projection device with the function of self-made film source in this embodiment will be described below with reference to the accompanying drawings.

In a specific implementation, please refer to Fig. 4 and Fig. 5, the holographic projection device with self-made film source function also includes a housing and a protective cover 13; the processing module 10 and the display screen 11 are viewed from below The top layer is sequentially arranged in the casing, the holographic projection film 12 is arranged outside the window of the casing corresponding to the display screen 11 , and the protective cover 13 is covered above the holographic projection film 12 .

Specifically, the casing includes an upper casing 14 , a middle casing 15 and a bottom casing 16 . The display screen 11 is installed in the upper case 14 through the display screen fixing frame 25 , and the printed circuit board 17 carrying the processing module 10 is embedded in the middle case 15 . A heat dissipation fan 18 is arranged in the bottom case 16, and a heat dissipation hole is arranged in the middle case 15, and the heat dissipation function is performed through the heat dissipation fan 18 and the heat dissipation holes on the housing. Wherein, a cotton pad 26 is arranged between the display screen 11 and the display screen fixing frame 25, which plays a role in fixing, protecting and shockproofing the display screen.

The holographic projection device of this embodiment also includes:

A battery 19 arranged under the printed circuit board 17 for power supply;

A battery fixing member 21 arranged under the printed circuit board 17 for fixing the battery 19 .

The battery 19 is connected to the printed circuit board 17 through the battery connector 20 to supply power for each device. Wherein the battery fixing part 21 can be a sheet metal fixing part, and the battery 19 can be a lithium battery.

The device also includes: a speaker 22 connected to the processing module 10 for playing sound; a speaker fixture 23 for fixing the speaker is provided on the printed circuit board 17, and the speaker fixture 23 and the A horn cotton pad 24 is arranged between the horns 22 for fixing the horns.

The protective cover 13 is provided with a curved display screen, through which the user watches. Time, date and weather can be shown on the curved display. Further, the middle shell 15 is provided with a USB interface connected to the processing module 10 and used to connect a computer or a user’s mobile communication device through a data line, and the user can connect a data line through the USB interface to send data to the device. Import data or download related data from this unit.

The middle shell 15 is provided with a "start" button for controlling display content or starting playing sound, and a "stop" button for controlling display content or stopping playing sound. During use, the user can control the display screen or play the sound by triggering the "start" button or the "stop" button.

Further, this embodiment is equipped with a holographic projection device with the function of self-made film source, the protective cover 13 is detachably connected to the housing, and a switch for changing the inclination angle of the holographic projection device is provided at the bottom of the housing. Hinge. When the device does not need holographic projection, the protective cover and holographic projection film can be disassembled, and the video can be directly watched through the display screen. The inclination angle of the device can be adjusted through the hinge at the bottom of the device housing, that is, the inclination angle of the display screen on the device can be adjusted to facilitate viewing.

In this embodiment, the holographic projection device with the function of self-made film source can generate holographic images according to the text or pictures input in real time, and the user can watch the three-dimensional images suspended in the air. This device can be divided into a mini version and an enlarged version. The mini version can be used in some small places, such as confession, marriage proposal and other romantic and warm occasions. It can also be used in this very warm way to communicate with family and friends remotely. ; The enlarged version can be placed outdoors for more entertaining occasions such as advertising. In addition, the device has a novel shape, a simple structure, and is easy to operate and maintain.

The holographic projection device with the function of self-made film source provided by the present invention has been introduced in detail above. In this paper, specific examples are used to illustrate the principle and implementation of the present invention, and the descriptions of the above embodiments are only used to help understand the method and core idea of the present invention. It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, some improvements and modifications can be made to the present invention, and these improvements and modifications also fall within the protection scope of the claims of the present invention.

Claims (10)

1. A kind of 1. holographic projector for possessing self-control film source function, it is characterised in that including：

   Processing module, for forming holographic film source according to the data received, it is output to the correspondence position of display screen；

   The display screen, shown for the holographic film source according to formation；

   Line holographic projections film, the side of the display screen human eye viewing is arranged on, for making human eye be seen by the line holographic projections film See the display screen.
2. 2. the holographic projector according to claim 1 for possessing self-control film source function, it is characterised in that the number received According to for word, the processing module is specifically used for the word that text conversion is 3 D stereo form, and by 3 D stereo form Word rotated with central shaft, respectively from the front of word, rear, left side and right side to word shoot, will be clapped from all directions The picture taken the photograph is output to the correspondence position of the display screen；

   The data received are picture, and the processing module is specifically used for reading object in sequence and is in space before object Side, rear, left side, the picture of right side shooting, the object picture of all directions is output to the correspondence position of display screen.
3. 3. the holographic projector according to claim 1 for possessing self-control film source function, it is characterised in that the processing mould Block includes being used for the wireless communication module that the data to be shown are obtained by wireless network.
4. 4. the holographic projector according to claim 3 for possessing self-control film source function, it is characterised in that the channel radio Believe that module is established by cloud router and internet high in the clouds to communicate to connect, the wireless communication module is specifically used for from internet cloud End obtains the data to be shown uploaded by the mobile communication equipment of user.
5. 5. the holographic projector according to claim 1 for possessing self-control film source function, it is characterised in that the holographic throwing Shadow film is shaped as down rectangular pyramid and without cone.
6. 6. the holographic projector according to claim 1 for possessing self-control film source function, it is characterised in that also including housing And protective cover；

   The processing module and the display screen are successively set in the housing by layer from bottom to up, and the line holographic projections film is set Put on the outside of the window for corresponding to the display screen in the housing, the protective cover is covered on above the line holographic projections film.
7. 7. the holographic projector according to claim 6 for possessing self-control film source function, it is characterised in that the housing bag Include upper casing, middle shell and drain pan；

   The display screen is arranged in the upper casing by display screen fixture, in the printed circuit board for carrying the processing module In the middle shell, radiator fan is provided with the drain pan, heat emission hole is provided with the middle shell.
8. 8. the holographic projector according to claim 7 for possessing self-control film source function, it is characterised in that also include：

   It is arranged on battery below the printed circuit board, for power supply；

   It is arranged on battery fixture below the printed circuit board, for fixing the battery；

   Loudspeaker be connected with the processing module, for playing sound；

   The loudspeaker fixture for fixing loudspeaker is provided with the printed circuit board, in the loudspeaker fixture and the loudspeaker Between be provided with loudspeaker cotton pad.
9. 9. the holographic projector according to claim 7 for possessing self-control film source function, it is characterised in that in the middle shell On be provided with mobile communication equipment be connected with the processing module, for connecting computer or user by data wire USB interface；

   It is provided with the middle shell for controlling display content or play voice initiated " startup " button, and for controlling Display content processed plays " stopping " button that sound stops.
10. 10. the holographic projector for possessing self-control film source function according to claim any one of 6-9, it is characterised in that The protective cover is detachably connected with the housing, is provided with the housing bottom for changing the holographic projector The hinge at angle of inclination.