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6DoF Inside-Out Tracking Game Controller

A technology of robotic systems and portable devices, which is applied to instruments, sports accessories, indoor games, etc., can solve the problems of inability to generate 6DoF data in real time, inability to obtain 3D space 3D translation, and long processing time.

Active Publication Date: 2019-07-26
XVISIO TECH CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there are three problems with using SLAM algorithms: scale factor, drift problem (even with stereo cameras) and long processing time
However, game controllers are currently not efficient enough and fast enough to generate 6DoF data in real time
Game controllers on the market cannot achieve 3D translation in 3D space

Method used

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  • 6DoF Inside-Out Tracking Game Controller
  • 6DoF Inside-Out Tracking Game Controller
  • 6DoF Inside-Out Tracking Game Controller

Examples

Experimental program
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Embodiment Construction

[0024] Some embodiments of the invention, examples of which are shown in the accompanying drawings, will now be described in detail.

[0025] figure 1 An exemplary block diagram of a 6DoF inside-out tracking game controller 100 according to an embodiment of the present invention is shown. Game controller 100 is not limited to use as a game controller only. It can be a device used in other scenes and in combination with other devices. In a new aspect, 6DoF is generated in real time by the game controller 100 . In one embodiment, game controller 100 includes a plurality of sensors, such as sensors 121 , 122 and 125 . In one embodiment, the sensors are cameras. Multiple cameras of game controller 100 generate overlapping images.

[0026] The game controller 100 also includes an inertial measurement unit (IMU) 131 , an optional external memory card (SD card) 132 and one or more wireless interfaces 133 such as a WiFi interface, a Bluetooth interface, or the like. The interfac...

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PUM

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Abstract

The present invention provides apparatus, control apparatus and methods for operation in a portable device or robotic system, and relates to methods and apparatus for 6DoF inside-out tracking game control. In one novel aspect, a multi-processor architecture is used for VI-SLAM. In one embodiment, the apparatus obtains overlapping image frames and sensor inputs of an apparatus, wherein the sensor inputs comprise gyrometer data, accelerometer data and magnetometer data, splits computation work onto a plurality of vector processors to obtain six degree of freedom (6DoF) outputs of the apparatus based on a splitting algorithm, and performs a localization process to generate 6DoF estimations, and a mapping process to generate a cloud of three-dimensional points associated to the descriptors ofthe map. In one embodiment, the localization process and mapping process are configured to run sequentially. In another embodiment, the localization process and mapping process are configured to run in parallel.

Description

technical field [0001] The present invention generally relates to VR / AR systems, and more particularly to 6DoF inside-out tracking game controllers, head-mounted device inside-out tracking and multi-agent interaction, robot position and pose tracking, path planning and collision avoidance. Background technique [0002] Virtual reality (VR) and augmented reality (AR) are expected to continue growing rapidly. With the development of new technologies in terms of hardware and software, it will help the AR / VR market to grow faster. As more and more applications use this technology, the system is required to run faster and position more accurately and without drift. [0003] SLAM (simultaneous localization and mapping) algorithms are widely used to improve the system. However, there are three problems with using SLAM algorithms: scale factor, drift problem (even with stereo cameras) and long processing time. The state of the art solutions for drift are online loop closure and o...

Claims

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Application Information

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IPC IPC(8): A63F13/213A63F13/211
CPCA63F13/213A63F13/211A63F2300/1006A63F2300/8082G06T19/006
Inventor 达塔·若蔓德森林瓊叶浩
Owner XVISIO TECH CORP
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