Adaptive Energy Management for Electronic Dice
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Solution Overview
Problem
Existing electronic dice suffer from high energy consumption due to inefficient energy management, leading to short battery life and increased device size, with current solutions either consuming excessive energy or requiring complex and costly rechargeable batteries or limited RFID-based systems that restrict usage.
Innovation Solution
An adaptive energy management system for electronic dice that dynamically controls hardware components, employing four operating modes and adjustable activation thresholds to minimize energy expenditure, allowing only necessary components to activate during gameplay and reducing unnecessary data transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If all hardware components (accelerometer, microcontroller, radio transmitter) are continuously active to ensure immediate response and data transmission, then the reliability and responsiveness of the electronic die is improved, but the energy consumption increases significantly
Solution Approach 1:
The patent implements dynamic power management by transitioning hardware components between active and sleep states based on operational needs. The microcontroller activates the accelerometer only when motion is detected, and the radio transmitter operates only during data transmission phases, optimizing the balance between responsiveness and energy consumption.
Solution Approach 2:
The system employs periodic sampling of acceleration data rather than continuous monitoring. The accelerometer captures motion events at specific intervals, and the microcontroller processes data in periodic cycles, reducing overall energy consumption while maintaining adequate detection capability.
2Measurement precision
If the accelerometer operates at high sampling frequency to accurately detect die orientation and movement, then the measurement precision is improved, but the energy consumption of the accelerometer increases
Solution Approach 1:
The microcontroller dynamically adjusts the accelerometer sampling frequency based on detected motion intensity. During active gameplay with frequent rolls, higher sampling rates are used for precise orientation detection. During idle periods, the sampling frequency is reduced or the accelerometer is placed in low-power mode, significantly reducing energy consumption while maintaining detection accuracy when needed.
3Reliability
If the radio transmitter continuously attempts to transmit data to ensure reliable communication with remote devices, then the reliability of data transmission is improved, but the energy consumption of the radio system increases
Solution Approach 1:
The system implements feedback-based transmission control where the microcontroller monitors transmission status and adjusts radio activity accordingly. When data is successfully transmitted or when no remote devices are detected, the radio transmitter is deactivated. Transmission attempts are triggered only in response to specific events (die roll completion), reducing unnecessary energy consumption while maintaining reliable communication when needed.
Solution Approach 2:
The radio transmitter operates in periodic bursts rather than continuously, activating only at关键时刻 when data transmission is required (after die rolls). This periodic operation pattern significantly reduces energy consumption compared to continuous transmission while maintaining data reliability through event-driven communication.
4Volume of moving object
If lower-capacity batteries are used to reduce device size and cost, then the device dimensions and manufacturing cost are reduced, but the operating duration decreases
Solution Approach 1:
The patent changes operational parameters (sampling frequency, transmission frequency, component activation states) to reduce overall power consumption. By optimizing these parameters, the system extends battery life sufficiently to accommodate lower-capacity batteries, achieving smaller device dimensions without proportionally sacrificing operating duration.
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
Significantly reduces energy consumption, prolongs battery life, and enables the use of lower-capacity batteries, while maintaining operating duration, and is applicable to various dice types, shapes, and functions, ensuring efficient energy use and miniaturization.
Implementation Method 1
detecting a roll result of the die, in particular by means of an accelerometer
Data Source
AI summary
The object of the present invention relates to an energy management system of hardware of an electronic RF die for the coordination of the electronic RF die with remote terminals (e.g., PC, tablet, smartphone, gaming console). The system for reducing the consumption of an electronic game die includes four different activation levels of the hardware components, such as the microcontroller and accelerometer. The system includes two different activation thresholds, which can be set and updated dynamically, and are detected by the accelerometer to activate the different hardware components and adjust the transition between operating modes. The system detects the active presence of remote terminals and, particularly, whether or not the data sent has been received. Further, the system dynamically adapts the parameters of the four operating modes and the two activation thresholds to the different use situations of the die, i.e., to different environmental and game conditions.