Portable Music Game Device with Motion Sensors

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Solution Overview

Problem

Existing playground equipment requires lengthy installation and maintenance, and lacks variability to maintain visitor interest, necessitating a solution that reduces installation time and maintenance burden while offering dynamic features to attract repeat visitors.

Innovation Solution

A portable music playing game device equipped with sensors to detect movement and direction, emitting sounds based on jump movements, allowing users to play music while exercising and providing interactive, easily modifiable play instructions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional playground equipment is used, then children can develop athletic ability and social skills, but installation time and maintenance burden increase

Engineering Contradiction:

Improveequipment durabilityVSAvoidinstallation and maintenance time

Core Design Contradiction:

ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces complex mechanical playground equipment with a portable electronic device containing sensors and a speaker. The device uses motion sensors to detect jumps and a speaker to play music, eliminating the need for mechanical structures that require installation and maintenance while preserving the exercise and entertainment functions.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent extracts the core functional elements (motion detection and music playback) from traditional playground equipment and concentrates them into a single portable device. This extraction allows the device to be easily deployed and removed without permanent installation, significantly reducing installation and maintenance time.

Inventive Principle:

Principle #2Taking out (Extraction)

2Adaptability or versatility

If traditional playground equipment is used, then children can enjoy play activities, but the equipment lacks variability to maintain visitor interest

Engineering Contradiction:

Improveequipment variabilityVSAvoidequipment structure

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic content delivery through the music player, which can play different songs and adjust playback based on detected motion patterns. The system adapts to user behavior by detecting jump intensity and rhythm, creating variable play experiences without complex mechanical structures.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The patent changes operational parameters (music selection, playback speed, volume) based on detected motion characteristics. The system monitors jump intensity, frequency, and pattern to dynamically adjust music playback parameters, providing variability and adaptability while maintaining simple device structure.

Inventive Principle:

Principle #35Parameter changes

3Ease of operation

If motion-activated music playback is implemented, then user interaction and engagement increase, but device complexity increases

Engineering Contradiction:

Improveuser interactionVSAvoidsensor and control system

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The device automatically detects motion patterns and triggers appropriate music playback without requiring user input. The system self-regulates by monitoring acceleration sensor data and autonomously selecting and playing music based on detected jump patterns, simplifying the user interface while maintaining engagement.

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The system implements feedback loops where motion sensors continuously monitor user activity and the controller adjusts music playback in real-time based on detected motion patterns. This automatic feedback mechanism enhances user interaction while keeping the control system manageable through standardized sensor-controller-speaker integration.

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

The device reduces maintenance and installation time, offers a dynamic and engaging experience, and can be easily updated to attract repeat visitors by integrating with smartphones to display play instructions, enhancing user interaction and safety.

Implementation Method 1

a first sensor that detects movement of the device

Methodology Applied

Scientific EffectAcceleration detection: Accelerometer

Implementation Method 2

a second sensor that detects a direction in which the device is facing

Methodology Applied

Scientific EffectMagnetic field detection: Magnetic Field

Implementation Method 3

causes a sound corresponding to the direction detected by the second sensor to be output from the speaker

Methodology Applied

Scientific EffectElectroacoustic conversion:

Data Source

PatentUS11167206B2Portable music playing game device

Publication Date: 2021.11.09 CASIO COMPUTER CO LTD

AI summary

A portable device includes a speaker; a first sensor that detects movement of the device; a second sensor that detects a direction in which the device is facing; and a controller that, when time-series variation of the movement detected by the first sensor indicates a jump movement, causes a sound corresponding to the direction detected by the second sensor to be output from the speaker.