AI Camera Golf Ball Tracking for Remote Distance Measurement

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Solution Overview

Problem

Existing methods for measuring the distance between a golf ball and a hole on a golf course are inaccurate, cumbersome, or costly, and do not allow players to determine this distance in real time without being present at the location of the ball.

Innovation Solution

A system using artificial intelligence-based cameras and laser rangefinders to track the movement of a golf ball, calculate its distance and location, and provide this information to users in real time through a user terminal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If GPS-mounted device is used to measure distance, then distance measurement is possible, but player must go to ball location and measurement accuracy is poor (10-20m error)

Engineering Contradiction:
Improvedistance measurement accuracyVSAvoidoperation convenience
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent replaces the mechanical GPS-based distance measurement system with an optical system using cameras and image analysis. The system uses image processing algorithms to track the golf ball's position and calculate distances, eliminating the need for GPS receivers and achieving much higher precision without requiring the player to physically move to the ball's location.

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

Solution Approach 2:

The patent creates a visual copy of the golf course scene through camera imaging. By capturing images and analyzing the positions of the golf ball, hole, and other objects in the image space, the system calculates real-world distances and positions without physical measurement, providing accurate distance information remotely.

Inventive Principle:
Principle #26Copying

2Measurement precision

If laser rangefinder is used to measure distance, then distance measurement accuracy is improved, but player must still go to ball location and measurement is difficult for long distances

Engineering Contradiction:
Improvedistance measurement accuracyVSAvoidoperation convenience
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent replaces the laser rangefinder's active laser measurement system with a passive optical imaging system. Instead of emitting laser beams to measure distance, the system uses cameras to capture images and computational algorithms to determine positions and distances, eliminating the need for line-of-sight laser measurement and enabling long-distance measurement without player movement.

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

Solution Approach 2:

The patent introduces an intermediary computational processing system that bridges the gap between optical imaging and distance measurement. The image analysis algorithms act as intermediaries, converting visual information from cameras into accurate distance and position data, enabling remote measurement without direct laser contact between the player and the ball.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If RFID antenna is inserted into golf ball, then position and distance measurement is possible, but golf ball price increases and rotation function is limited

Engineering Contradiction:
Improveposition measurement accuracyVSAvoidmanufacturing cost
Core Design Contradiction:
Measurement precisionVSEase of manufacture

Solution Approach 1:

The patent creates an external visual model of the golf ball's position and motion through camera imaging. Instead of modifying the golf ball with RFID antennas, the system captures images of the standard golf ball and uses image processing to track its position, trajectory, and rotation, maintaining the ball's original manufacturing and rotational characteristics while achieving precise measurement.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent introduces cameras and image analysis algorithms as intermediaries between the golf ball and the measurement system. This external measurement approach eliminates the need to modify the golf ball itself, avoiding increased manufacturing costs and preserving the ball's natural rotation and flight characteristics while still enabling accurate position tracking.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Ease of operation

If image analysis is used to calculate flight distance, then remote measurement is possible, but drop position cannot be accurately determined

Engineering Contradiction:
Improveremote measurement capabilityVSAvoiddrop position accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent segments the image analysis process into multiple distinct stages: flight trajectory analysis, landing zone identification, and precise drop position detection. By dividing the measurement process into these segments and applying specialized algorithms to each, the system achieves both remote measurement capability and accurate drop position determination that cannot be achieved through simple flight distance calculation alone.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements feedback mechanisms where the system continuously refines its position estimates by comparing expected ball behavior with actual observed positions. The image analysis system provides feedback on ball location, trajectory deviations, and landing characteristics, allowing iterative improvement of measurement accuracy and precise determination of the drop position.

Inventive Principle:
Principle #23Feedback

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables players to accurately determine the distance and location of their golf ball and other players' balls in real time, allowing them to plan their next moves without physically being at the ball's location.

Implementation Method 1

a rangefinder configured to measure a first distance between the first object and a distance measurement reference location and a second distance between the second object and a distance measurement reference location

Methodology Applied
Scientific EffectLIDAR (Light Detection and Ranging): LIDAR

Data Source

PatentUS12412285B2System and method for measuring location of moving object based on artificial intelligence
Publication Date: 2025.09.09 NEOWINE CO LTD
  • US12412285B2 patent drawing
  • US12412285B2 patent drawing
  • US12412285B2 patent drawing

AI summary

A system and method for measuring the position of a moving object based on AI, which provides location and distance information of a moving object to a user using artificial intelligence-based image analysis and distance measurement. Accordingly, the system for measuring the position of an AI-based moving object includes a first camera that captures a first object, a second camera installed around the location where the first object has moved and captures the first object and a second object associated with the first object, and a rangefinder for measuring a first distance between the first object and a distance measurement reference position and a second distance between the second object and a distance measurement reference position; and an object monitoring device that calculates a position value of the first object and a position value of the second object using the first and the second distances measured by the rangefinder.