Portable Device Vibration Sensor Activation for Home Automation
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Solution Overview
Problem
Existing alarm and home automation systems lack efficient methods for user identification and energy management in portable devices, leading to unnecessary power consumption and potential security vulnerabilities.
Innovation Solution
Incorporating a vibration/movement sensor in portable electronic devices that generates activation signals when in motion, allowing the device to emit a specific identification signal only during active phases, and implementing a power cut-off mechanism to conserve energy between phases, enabling secure and energy-efficient communication with fixed electronic devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the portable device continuously transmits identification signals, then user identification capability is improved, but power consumption increases
Solution Approach 1:
The portable device transmits identification signals periodically only during active phases triggered by movement detection, rather than continuously. The microcontroller activates the transmission circuitry intermittently based on vibration sensor input, achieving reliable identification when needed while conserving battery power during stationary periods.
Solution Approach 2:
The vibration sensor automatically detects device movement and triggers the active phase without user intervention. The system self-regulates its power consumption by detecting when the device is carried or moved, activating transmission only during these self-detected active periods, eliminating the need for manual power management.
2Ease of operation
If the portable device remains continuously active, then communication availability is improved, but energy waste increases
Solution Approach 1:
The device alternates between active and sleep phases based on vibration detection. During active phases, full communication functionality is available; during sleep phases, power consumption is minimized. This periodic operation ensures communication availability when the device is in use while preventing energy waste during storage or idle periods.
Solution Approach 2:
The device dynamically adjusts its operational state based on real-time vibration sensor input. When movement is detected, the system transitions to an active state with full communication capabilities. When stationary, it transitions to a low-power state, making the system adaptive to actual usage conditions rather than maintaining a fixed operational mode.
3Use of energy by moving object
If the portable device uses vibration sensor for activation, then power efficiency is improved, but device complexity increases
Solution Approach 1:
The patent replaces manual activation mechanisms (such as button presses or switch toggles) with an automatic vibration sensor-based activation system. The vibration sensor detects mechanical movement and automatically triggers the active phase, substituting user mechanical interaction with an automated sensor-driven mechanism that improves power efficiency while adding minimal complexity.
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
This solution enhances user identification security and reduces power consumption by ensuring the portable device is only active when in use, thereby saving energy and improving system efficiency while maintaining secure communication with the fixed device.
Implementation Method 1
a vibration/movement sensor capable of generating activation signals when the portable device is not stationary
Data Source
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AI summary
Method of operating an alarm and/or home automation system comprising at least one electronic device (2) comprising an electronic circuit provided with means for transmitting/receiving signals (5) and at least one portable electronic device (3) comprising an electronic circuit provided with means for transmitting/receiving signals (9) and a vibration/motion sensor (13) capable of generating activation signals (Sa) when the portable device is not stationary, wherein the electronic circuit (8) of the portable device (3) has active phases (Pa) generated by said activation signals (Sa) from said vibration/motion sensor (13) and during which, only, it is capable of emitting at least one specific identification signal detectable by said electronic device (2).