CN220509425U - VR desktop interaction all-in-one integrated control system - Google Patents

Abstract

The utility model discloses an integrated control system of a VR desktop interaction all-in-one machine, which comprises a control host, an FPGA unit, a 3D main control unit, an LCD unit, an optical tracking unit and a control pen; the control host is electrically connected with the FPGA unit; the FPGA unit is used for signal processing and data distribution of the control system; the 3D main control unit, the LCD unit and the optical tracking unit are respectively connected with the FPGA unit; the 3D main control unit is also connected with the control host; the LCD unit is used for performing 3D display; the control pen is connected with the control host and used for transmitting the space position information to the control host; the optical tracking unit is used for collecting images of the control pen, and the obtained image information is transmitted to the control host after being processed by the FPGA unit to carry out algorithm tracking of the spatial attitude. By implementing the utility model, after integrating the data processing parts of the 3D main control unit and the optical tracking unit, the cost is saved, the interfaces between the discrete modules are greatly reduced, the signal stability is improved, and the working efficiency is improved.

Description

VR desktop interaction all-in-one integrated control system

Technical Field

The utility model relates to the technical field of VR (virtual reality), in particular to an integrated control system of a VR desktop interaction all-in-one machine.

Background

VR desktop interaction all-in-one generally includes X86 host computer, 3D display drive module, 3D main control module, camera optical tracking module and controls a mutual module of pen. The main control board of the 3D main control module adopts an STM32 microcontroller and is connected with an X86 host through a USB, the 3D display driving module adopts an Mstar scheme and is connected with the X86 host through a DP/HDMI interface, the 3D display driving module is electrically connected with the 3D main control module, the control pen is electrically connected with the X86 host through the USB, the camera optical tracking sensor is connected with the DSP chip through a Mipi interface, and the DSP chip is connected with the X86 host through a USB interface.

The existing VR desktop interaction all-in-one machine has more adopted interfaces, particularly too many USB interfaces, the mutual interference of the USB interfaces is unstable, and often the situation that USB equipment cannot be found by an X86 host computer occurs. And the discrete system needs a plurality of PCB boards, is difficult to assemble during production, has low generation efficiency, and has higher cost.

Disclosure of Invention

The existing VR desktop interaction integrated machine is difficult to assemble during production because the USB equipment cannot be found out by an X86 host computer frequently, and is low in generation efficiency and high in cost.

According to the VR desktop interaction integrated control system, after the 3D main control unit and the optical tracking unit are integrated, only one PCB is needed, so that the cost is saved, interfaces between discrete modules are greatly reduced, the signal stability is improved, the working efficiency is improved, and meanwhile, after the FPGA unit is adopted, the resolution of the LCD unit can be improved.

An integrated control system of a VR desktop interaction all-in-one machine, comprising:

a control host;

an FPGA unit;

a 3D main control unit;

an LCD unit;

an optical tracking unit;

controlling a pen;

the control host is electrically connected with the FPGA unit;

the FPGA unit is used for signal processing and data distribution of the control system;

the 3D main control unit, the LCD unit and the optical tracking unit are respectively connected with the FPGA unit;

the 3D main control unit is also connected with the control host;

the LCD unit is used for performing 3D display;

the control pen is connected with the control host and used for transmitting space position information to the control host;

the optical tracking unit is used for collecting images of the control pen, and the obtained image information is transmitted to the control host after being processed by the FPGA unit to carry out algorithm tracking of the spatial gesture.

In combination with the integrated control system according to the present utility model, in a first possible implementation manner, the 3D master control unit includes:

a microcontroller;

a 3D synchronization module;

the microcontroller is used for controlling the control host and the FPGA unit to carry out 3D protocol handshake;

the 3D synchronization module is used for keeping time sequence synchronization of software and hardware between the control host and the FPGA unit.

In combination with the first possible implementation manner of the present utility model, in a second possible implementation manner, the microcontroller and the 3D synchronization module are connected with the control host through USB 2.0.

With reference to the second possible embodiment of the present utility model, in a third possible embodiment, the integrated control system further includes:

a remote upgrade unit;

the remote upgrading unit is connected with the FPGA unit and used for remotely upgrading the VR desktop interaction integrated machine.

In combination with the integrated control system according to the present utility model, in a fourth possible implementation manner, the optical tracking unit includes four infrared camera modules;

the infrared camera module is connected with the FPGA unit through an LVDS interface.

In combination with the integrated control system of the present utility model, in a fifth possible implementation manner, the electrical connection between the control host and the FPGA unit includes:

the control host is electrically connected with the FPGA unit through four PCIE interfaces and is used for:

the FPGA unit transmits image acquisition information of the control pen to the control host;

and data/control signals are transmitted between the control host and the FPGA unit.

In combination with the fifth possible implementation manner of the present utility model, in a sixth possible implementation manner, the electrical connection between the control host and the FPGA unit further includes:

and the display card of the control host is electrically connected with the FPGA unit through an HDMI interface/DP interface and is used for transmitting video/audio signals to the FPGA unit by the control host.

In combination with the integrated control system according to the present utility model, in a seventh possible implementation manner, the LCD unit is connected to the FPGA unit through a screen driving interface.

By implementing the VR desktop interaction integrated control system, only one PCB is needed after the 3D main control unit and the optical tracking unit are integrated, so that the cost is saved, interfaces among discrete modules are greatly reduced, the signal stability is improved, the working efficiency is improved, and meanwhile, the resolution of the LCD unit can be improved after the FPGA unit is adopted.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a prior art control system;

FIG. 2 is a schematic diagram of an integrated control system of a VR desktop interactive all-in-one machine in the present utility model;

the site names indicated by the numerals in the drawings are: 100-control host, 200-FPGA unit, 300-3D main control unit, 310-microcontroller, 320-3D synchronous module, 400-LCD unit, 500-optical tracking unit, 600-control pen, 700-remote upgrade unit.

Detailed Description

The following description of the embodiments of the present utility model will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. Based on the embodiments of the present utility model, other embodiments that may be obtained by those of ordinary skill in the art without undue burden are within the scope of the present utility model.

An existing VR desktop interaction all-in-one machine, as shown in fig. 1, fig. 1 is a schematic diagram of a control system in the prior art; often X86 host computer appears can't find the condition of USB equipment, and difficult equipment is produced, and generating efficiency is low, and the cost is also higher.

Aiming at the problems, an integrated control system of the VR desktop interaction all-in-one machine is provided.

An integrated control system of a VR desktop interaction integrated machine, as shown in FIG. 2, FIG. 2 is a schematic diagram of an integrated control system of a VR desktop interaction integrated machine in the present utility model; the device comprises a control host 100, an FPGA unit 200, a 3D main control unit 300, an LCD unit 400, an optical tracking unit 500 and a control pen 600; the control host 100 is electrically connected with the FPGA unit 200; the FPGA unit 200 is used for signal processing and data distribution of the control system; the 3D main control unit 300, the LCD unit 400 and the optical tracking unit 500 are respectively connected with the FPGA unit; the 3D main control unit 300 is also connected with the control host 100; the LCD unit 400 is used for performing 3D display; the control pen 600 is connected with the control host 100 and is used for transmitting spatial position information to the control host 100; the optical tracking unit 500 is used for acquiring an image of the manipulation pen 600, and the acquired image information is processed by the FPGA unit 200 and then transmitted to the control host 100 for performing algorithm tracking of the spatial gesture. By integrating the 3D main control unit 300 with the optical tracking unit 500, only one PCB is required, which saves cost, greatly reduces interfaces between discrete modules, improves signal stability, and improves working efficiency, and at the same time, after the FPGA unit 200 is adopted, resolution of the LCD unit 400 can be improved.

Those skilled in the art will recognize that the control system also includes some necessary functional modules:

the power supply unit is used for supplying power to the whole system;

the audio unit is used for collecting audio information or outputting audio information, and the audio signal output by the control host 100 is transmitted to the audio unit for decoding and outputting after being separated by the FPGA unit 200;

the touch control unit is connected with the control host 100 through USB2.0 and is used for performing a touch control function;

a light valve unit for synchronously performing 3D control on the LCD unit 400;

the infrared unit and the Bluetooth unit are used for synchronously acquiring infrared signals and Bluetooth connection.

In this embodiment, the control host 100 may be an X86 system host.

Further, the 3D master control unit 300 includes a microcontroller 310 and a 3D synchronization module (3D Vision controller); the microcontroller 310 is used for controlling the control host 100 to perform 3D protocol handshaking with the FPGA unit; the 3D synchronization module 320 (3D Vision controller) is used to maintain timing synchronization of software and hardware between the control host 100 and the FPGA unit 200.

The microcontroller 310 may employ an STM32 chip. The microcontroller 310, 3D synchronization module 320 is connected to the control host 100 via USB 2.0.

Further, the integrated control system further includes a remote upgrade unit 700; the remote upgrading unit 700 is connected with the FPGA unit 200 and is used for remotely upgrading the VR desktop interaction integrated machine.

Preferably, the optical tracking unit 500 includes four-way infrared camera modules; the infrared camera module is connected with the FPGA unit 200 through the LVDS interface.

Preferably, the electrical connection of the control host 100 with the FPGA unit 200 includes: the control host 100 is electrically connected with the FPGA unit 200 through the four-way PCIE interface, and is used for the FPGA unit 200 to transmit the image acquisition information of the manipulation pen 600 to the control host 100, and data/control signals between the control host 100 and the FPGA unit 200 are transmitted. The image collected by the infrared camera module is transmitted to the control host 100 after being subjected to signal separation processing by the FPGA unit 200. The control gradually can also transmit control signals and data through the four-way PCIE interface.

Preferably, the electrical connection between the control host 100 and the FPGA unit 200 further includes:

the display card of the control host 100 is electrically connected with the FPGA unit 200 through the HDMI interface/DP interface, and is used for controlling the host 100 to transmit video/audio signals to the FPGA unit 200.

Preferably, the LCD unit 400 is connected to the FPGA unit 200 through a screen driving interface. The video data is output from the control host 100, processed by the FPGA unit 200, and then displayed by the LCD unit 400 through the screen driving interface module.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims (8)

1. VR desktop interaction all-in-one integrated control system, its characterized in that includes:

a control host;

an FPGA unit;

a 3D main control unit;

an LCD unit;

an optical tracking unit;

controlling a pen;

the control host is electrically connected with the FPGA unit;

the FPGA unit is used for signal processing and data distribution of the control system;

the 3D main control unit, the LCD unit and the optical tracking unit are respectively connected with the FPGA unit;

the 3D main control unit is also connected with the control host;

the LCD unit is used for performing 3D display;

the control pen is connected with the control host and used for transmitting space position information to the control host;

the optical tracking unit is used for collecting images of the control pen, and the obtained image information is transmitted to the control host after being processed by the FPGA unit to carry out algorithm tracking of the spatial gesture.

2. The VR desktop interactive all-in-one integrated control system of claim 1, wherein the 3D master control unit comprises:

a microcontroller;

a 3D synchronization module;

the microcontroller is used for controlling the control host and the FPGA unit to carry out 3D protocol handshake;

the 3D synchronization module is used for keeping time sequence synchronization of software and hardware between the control host and the FPGA unit.

3. The VR desktop interactive all-in-one integrated control system of claim 2, wherein the microcontroller, 3D synchronization module is connected to the control host via USB 2.0.

4. The VR desktop interactive all-in-one integrated control system of claim 3, further comprising:

a remote upgrade unit;

the remote upgrading unit is connected with the FPGA unit and used for remotely upgrading the VR desktop interaction integrated machine.

5. The VR desktop interactive all-in-one integrated control system of claim 1, wherein the optical tracking unit comprises a four-way infrared camera module; the infrared camera module is connected with the FPGA unit through an LVDS interface.

6. The VR desktop interactive all-in-one integrated control system of claim 1, wherein the control host is electrically connected with the FPGA unit comprising:

the control host is electrically connected with the FPGA unit through four PCIE interfaces and is used for:

the FPGA unit transmits image acquisition information of the control pen to the control host;

and data/control signals are transmitted between the control host and the FPGA unit.

7. The VR desktop interactive all-in-one integrated control system of claim 6, wherein the control host is electrically connected with the FPGA unit further comprises:

and the display card of the control host is electrically connected with the FPGA unit through an HDMI interface/DP interface and is used for transmitting video/audio signals to the FPGA unit by the control host.

8. The VR desktop interactive all-in-one integrated control system of claim 1, wherein the LCD unit is connected to the FPGA unit through a screen drive interface.