Ball Passing Robot Posture Recognition Automation

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Solution Overview

Problem

Current tennis training systems lack fully-automatic tennis ball passing products based on human body posture recognition, requiring manual operation for ball retrieval.

Innovation Solution

An intelligent ball passing system utilizing a ball passing robot equipped with a video capture device, movement mechanism, and central processing module that employs a BP neural network to recognize and classify human body postures, enabling autonomous ball passing without manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual operation is used for ball retrieval, then device complexity is reduced, but productivity decreases and user convenience deteriorates

Engineering Contradiction:
Improveball passing efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The ball passing robot autonomously retrieves and passes balls without requiring manual operation. The system uses posture recognition technology to detect user needs and automatically navigates to retrieve balls, enabling the system to serve itself and eliminating the need for users to manually collect balls from rest areas.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical operations with an automated robotic system. The mechanical system includes posture recognition modules, control units, and movement mechanisms that substitute human hands and decision-making, transforming a manually-operated process into an automated one that improves productivity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If fully-automatic ball passing system is implemented, then ease of operation improves, but device complexity increases

Engineering Contradiction:
Improveuser convenienceVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The ball passing robot autonomously retrieves and passes balls without requiring manual operation. The system uses posture recognition technology to detect user needs and automatically navigates to retrieve balls, enabling the system to serve itself and eliminating the need for users to manually collect balls from rest areas.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent introduces a control system as an intermediary between the user's posture detection and the robot's physical actions. This intermediary layer processes visual information, recognizes postures, and translates them into coordinated motor commands, managing the complexity internally while presenting a simple interface to the user.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Loss of time

If manual ball retrieval is required, then loss of time increases, but automation level remains low

Engineering Contradiction:
Improvetime for ball retrievalVSAvoidautomation level
Core Design Contradiction:
Loss of timeVSExtent of automation

Solution Approach 1:

The ball passing robot autonomously retrieves and passes balls without requiring manual operation. The system uses posture recognition technology to detect user needs and automatically navigates to retrieve balls, enabling the system to serve itself and eliminating the need for users to manually collect balls from rest areas.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system proactively monitors user postures in real-time and automatically initiates ball retrieval actions before the user needs to manually request them. By continuously detecting posture changes and predicting when a ball pass is needed, the system performs the retrieval action in advance, reducing waiting time and improving the flow of the activity.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11305161B2Intelligent ball passing system
Publication Date: 2022.04.19 WUYI UNIV
  • US11305161B2 patent drawing
  • US11305161B2 patent drawing
  • US11305161B2 patent drawing

AI summary

An intelligent ball passing system is provided, including: a ball passing robot configured for carrying out a ball passing action according to human body postures, including: a video capture device configured for acquiring human body posture data, a movement mechanism configured for driving the ball passing robot to move according to a ball passing instruction, and a central processing module connected to the movement mechanism and the video capture device respectively; and a software system configured for controlling the ball passing robot to carry out the ball passing action, the central processing module recognizing and classifying the human body postures by using the software system that uses a BP neural network.