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Virtual table tennis bat and force feedback method and system thereof

A table tennis racket and force feedback technology, applied in the computer field, can solve problems such as the difficulty of simulating the slight force of a table tennis ball, and the inability to produce a tactile experience due to motor vibration

Active Publication Date: 2021-09-10
SOUTHWEST UNIVERSITY +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] To sum up, the existing solutions have the following disadvantages: (1) It is difficult to simulate the micro force generated by hitting a table tennis ball, and gas impact and motor vibration cannot produce a good tactile experience; (2) Although the existing solutions have wireless transmission However, there is still no way to stay healthy in table tennis. During the exercise, if you want to have a real exercise experience and improve the game experience, wireless transmission and processing of data is an essential link.

Method used

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  • Virtual table tennis bat and force feedback method and system thereof
  • Virtual table tennis bat and force feedback method and system thereof
  • Virtual table tennis bat and force feedback method and system thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 2

[0113] It can be seen that the second embodiment of the virtual table tennis racket provided by this application has at least the following characteristics:

[0114] 1. The flexible film pressure sensor is used to collect the micro-force feedback data in the ping-pong movement, and the micro-force feedback data is converted into a PWM signal by the voltage-resistance conversion module and the voltage data acquisition card and output to the host computer.

[0115] 2. Use the inertial navigation scheme to capture the attitude information of the racket in table tennis, and then identify the movement type of the player through the relevant algorithm, and finally output the corresponding micro-force feedback. It satisfies the needs of table tennis lovers to carry out single table tennis indoors, and also improves the national physical fitness.

[0116] 3. The push-pull electromagnet is used as the force feedback output device. According to the hitting command transmitted from the u...

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PUM

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Abstract

The invention discloses a virtual table tennis bat. The virtual table tennis bat can collect posture data of the bat and send the posture data to an upper computer; the upper computer stores a corresponding relation between force feedback type information and action types, and the upper computer can perform action recognition on the posture data, so the upper computer can determine the corresponding force feedback type information and return the information to the virtual table tennis bat; and after a central control module of the virtual table tennis bat captures the force feedback type information, the force feedback interaction module can output corresponding feedback force according to the force feedback type information. Therefore, the virtual table tennis bat provided by the invention can simulate instantaneous micro-force feedback output by the bat when the table tennis bat is hit by a table tennis, so real table tennis exercise experience is provided, exercise requirements are met, and then, the physical fitness of citizens is improved. In addition, the invention further provides a force feedback method and system for the virtual table tennis bat. The technical effects of the force feedback method and system correspond to the technical effects of the method.

Description

technical field [0001] The application relates to the field of computer technology, in particular to a virtual table tennis racket and a force feedback method and system for the table tennis racket. Background technique [0002] The rapid development of social economy brings not only the improvement of material life, but also the transformation of internal needs. People have gradually begun to transition from external material needs to internal needs for their own health. At present, reasonable and appropriate sports have become a way for people to pursue health. Science and technology, as a productive force to meet demand, has become the only way to support people to carry out convenient indoor sports. The somatosensory sports health system based on virtual reality technology takes table tennis, a national sport, as the research direction, and designs a virtual table tennis software and hardware system that can perform table tennis indoors, which has good commercial value....

Claims

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Application Information

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IPC IPC(8): A63B71/06A63B59/42A63B69/00G06F3/01G06F3/0346
CPCA63B71/0619A63B59/42A63B69/00G06F3/016G06F3/0346A63B2071/0655A63B2220/58A63B2220/51A63B2230/62
Inventor 张衡刘敬伟
Owner SOUTHWEST UNIVERSITY
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