Spherical Control Device Visual Cue Generation
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Solution Overview
Problem
Current gaming interfaces lack effective methods for providing both visual input and feedback to computer programs using control devices, especially in complex gaming environments where user interaction and tracking of movements are crucial for a richer gaming experience.
Innovation Solution
A control device with a spherical section that generates visual cues, such as different colors and brightness, to provide input and feedback to a computer program, utilizing a combination of image capture, sensors, and communication protocols like Bluetooth and WiFi for wireless communication, allowing for enhanced user interaction and tracking.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a control device uses illuminated spheres or LEDs to provide visual feedback, then user interaction and tracking capabilities are improved, but the device complexity and energy consumption increase
Solution Approach 1:
The control device autonomously generates visual cues based on its movement and position data without requiring continuous external control signals. The device self-manages the illumination patterns to communicate its state and position, reducing the complexity of external control systems while enhancing user interaction through intuitive visual feedback
Solution Approach 2:
The system implements a feedback loop where the control device's movement is tracked by the base computer, which then sends commands back to illuminate specific LED patterns on the control device. This closed-loop feedback mechanism enhances user interaction by providing real-time visual confirmation of the device's state and position, while managing complexity through automated feedback processing
2Loss of information
If multiple LEDs are used to provide different visual cues, then information transmission capability is improved, but the energy consumption and device complexity increase
Solution Approach 1:
The LEDs are activated periodically and selectively based on the specific information that needs to be transmitted. Rather than keeping all LEDs continuously illuminated, the system activates only the necessary LEDs in periodic cycles synchronized with the control device's movement and position updates, reducing overall energy consumption while maintaining effective information transmission
Solution Approach 2:
Different LEDs are assigned specific functions and illumination patterns corresponding to different states or positions of the control device. This localized functional assignment allows the system to transmit multiple types of information using a relatively small number of LEDs, each optimized for its specific role, thereby reducing the total number of LEDs needed and lowering energy consumption
3Extent of automation
If visual cues are generated independently of the base computer, then device autonomy is improved, but the coordination and synchronization with the computer program deteriorates
Solution Approach 1:
The control device is pre-configured with a library of illumination patterns and sequences that correspond to different states and positions. The base computer sends high-level commands indicating the desired state, and the control device autonomously selects and executes the appropriate pre-programmed LED pattern from its library, ensuring both device autonomy and reliable coordination with the computer program
4Ease of operation
If the control device uses wireless communication protocols like Bluetooth and WiFi, then ease of operation and mobility are improved, but energy consumption and potential interference increase
Solution Approach 1:
Wireless communication is implemented using periodic transmission cycles rather than continuous communication. The control device transmits position and state data at specific intervals synchronized with its movement updates, and the base computer processes these periodic transmissions. This approach enables mobility through wireless communication while significantly reducing energy consumption compared to continuous communication protocols
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 richer interactive experiences by providing both visual input and feedback to computer programs, improving user engagement and tracking capabilities in gaming environments, allowing for precise control and intuitive user interaction.
Implementation Method 1
A spherical section of the control device generates visual cues that provide input for the computer program or visual feedback for the user holding the control device
Data Source
Figure 1A~1B
Figure 1C
Figure 1D
AI summary
Methods and systems for interfacing a control device with a computer program executing at a base computing device are presented. The method generates a visual cue at a spherical section of the control device and captures an image of the visual cue using an image capture device connected to the base computing device. Further, the method determines whether the visual cue is user feedback or input for the computer program, and processes the visual cue at the base computing device when the visual cue is an input. Additionally, a state of an object being processed is updated by the computer program in response to the input to drive interactivity with the computer program via the control device.