Magnetic Motion Sensor for Portable Golf Swing Analysis

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Solution Overview

Problem

Conventional motion capture and analysis systems are cumbersome, inaccurate, and not user-friendly, making them impractical for everyday use, especially in activities like golf, where they fail to account for individual physiological variations and are not portable.

Innovation Solution

A system comprising a motion sensor unit, a display mat, a portable display, a terminal, and a processor that uses wireless communication to capture and analyze motion data, allowing users to save and compare their swing motion, providing a personalized reference for improvement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional motion sensors are used, then motion capture functionality is provided, but the system becomes bulky and cumbersome

Engineering Contradiction:
Improvemotion capture accuracyVSAvoidsystem bulkiness
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces conventional mechanical motion sensors with a magnetic field-based detection system. A magnet is attached to the golf club and a magnetic field sensor in the display mat detects its position, eliminating the need for bulky mechanical sensors while maintaining motion capture functionality.

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

Solution Approach 2:

The patent creates a virtual copy of the golf club's physical position and motion characteristics in the digital display system. The display mat captures and reproduces the swing motion data visually, allowing analysis without physical interference from heavy equipment.

Inventive Principle:
Principle #26Copying

2Measurement precision

If conventional motion sensors are used, then motion data can be captured, but the system becomes expensive and not user-friendly

Engineering Contradiction:
Improvemotion analysis capabilityVSAvoiduser-friendliness
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system allows golfers to independently capture and analyze their own swing motions without requiring professional operators or complex setup procedures. The display mat automatically detects and visualizes swing data, making the system self-operating and accessible to everyday users.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

By replacing complex mechanical sensor systems with a simple magnetic field detection approach, the patent reduces both cost and operational complexity, making the system accessible to regular consumers rather than just professional facilities.

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

3Measurement precision

If conventional motion sensors are used, then motion capture is possible, but portability is reduced and fixed installation is required

Engineering Contradiction:
Improvemotion detection accuracyVSAvoidportability
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The patent replaces heavy mechanical sensor arrays with lightweight magnetic field sensors embedded in a flexible display mat. This substitution enables the system to be easily transported and set up in various locations including golf courses, driving ranges, and home garages without fixed installation requirements.

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

Solution Approach 2:

The system transitions from a static, fixed-installation design to a dynamic, portable configuration. The display mat can be easily deployed and repositioned, allowing the motion analysis system to adapt to different locations and usage scenarios.

Inventive Principle:
Principle #15Dynamics

4Measurement precision

If conventional motion sensors are used, then general motion data is captured, but individual physiological variations are not accounted for

Engineering Contradiction:
Improvemotion data collectionVSAvoidpersonalization capability
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The system captures swing motion data and provides visual feedback through the display mat, allowing users to compare their performance against personalized reference swings. This feedback loop enables individualized improvement based on each user's specific physiological characteristics and swing style.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent tailors the analysis and reference standards to each individual user's specific swing characteristics and physiological traits, rather than applying universal standards. The system adapts to local variations in each user's motion patterns.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS10870037B2Motion capture and analysis
Publication Date: 2020.12.22 NEW SPIN SPORTS LLC
  • US10870037B2 patent drawing
  • US10870037B2 patent drawing
  • US10870037B2 patent drawing

AI summary

Systems and methods for motion capture and analysis are described. The system may include a motion sensor unit configured to capture data associated with movement of an object. The motion sensor unit is configured to be directly or indirectly coupled to the movement object at a first location. The system also includes a processor to process the captured data to determine one or more values and to translate the data and/or values to correspond to a second location on the movement object located away from the first location. The data and/or values, including translated data and/or values, may be transmitted by wireless transmitter and displayed by a display unit.