Inertial Sensor Twist-Grip Control for Motorcycle Simulation
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Solution Overview
Problem
Existing home video game systems lack realistic input devices for simulating motorcycle and other vehicle experiences, with specialty controllers being expensive and limited in compatibility across different games.
Innovation Solution
A hand-held remote controller with multi-axis inertial sensors, such as accelerometers and gyro sensors, is used to simulate twist-grip vehicle controls, allowing players to control simulated vehicles through virtual environments with precise throttle, steering, and lean inputs, providing haptic feedback and engine noise simulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If specialty controllers are used to simulate motorcycle experience, then realism is improved, but cost and device complexity increase
Solution Approach 1:
The patent replaces complex mechanical specialty controllers with a handheld device using inertial sensors (accelerometers and gyroscopes) to detect wrist movements. This substitutes mechanical linkages and twist-grip mechanisms with electronic sensing, achieving realistic motorcycle simulation while reducing device complexity and cost.
Solution Approach 2:
The handheld controller copies the essential motion characteristics of motorcycle handlebar operations through inertial sensing. By detecting wrist pitch, roll, and yaw movements, it replicates throttle control, steering, and leaning actions without requiring a physical replica of motorcycle controls.
2Reliability
If specialty controllers are used for motorcycle simulation, then immersion is improved, but compatibility across different games decreases
Solution Approach 1:
The handheld controller with inertial sensors provides universal compatibility across multiple game genres. The same device can simulate motorcycle handling, airplane flight, helicopter operation, and other vehicle controls by detecting different wrist movement patterns, eliminating the need for genre-specific controllers.
Solution Approach 2:
The system achieves versatility by interpreting inertial sensor data differently based on game context. The same physical wrist movements are mapped to different control parameters depending on the simulated vehicle type, allowing one controller to serve multiple functions across various game genres.
3Ease of operation
If standard handheld controllers are used, then ease of operation is improved, but realism deteriorates
Solution Approach 1:
The patent enhances standard handheld controller usability by integrating inertial sensors that automatically detect natural wrist movements. This eliminates the need for complex button combinations or specialized操作 techniques, allowing players to control simulated vehicles through intuitive hand motions while maintaining ease of operation.
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
Enhances the realism of motorcycle and other vehicle simulations in video games by allowing players to control vehicles with intuitive handlebar-like inputs, improving immersion and compatibility across various game genres.
Implementation Method 1
A hand-held remote controller with multi-axis inertial sensors, such as accelerometers and gyro sensors
Implementation Method 2
A hand-held remote controller with multi-axis inertial sensors, such as accelerometers and gyro sensors
Implementation Method 3
The game program also controls a vibration motor disposed within the hand-held remote controller to provide haptic feedback
Data Source
AI summary
A hand-held Wii remote controller for a video game system is adapted to simulating motion control for a motorcycle, jet skis, or other vehicle steered by handlebars. The player holds the remote horizontally with one hand on each end, parallel to a TV display screen, and can control simulated motorcycle operations using inertial sensing. For example, rotating the handheld remote about its orthogonal X/Y/Z axes as pitch (throttle accelerate/decelerate), yaw (steering left/right), and roll (leaning left/right into a turn) can be used as control inputs. In addition, the player can emulate a more aggressive, real-world lean into turns by rocking side-to-side on an optional balance board.