Motion-Triggered Positioning Module Control for Longer Standby Time
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Solution Overview
Problem
Electronic positioning devices have short standby times due to high power consumption, limiting their application range and making them ineffective for extended monitoring, such as in anti-theft systems where the device's power may be depleted within a week, allowing stolen vehicles to be hidden and sold before the device is deactivated.
Innovation Solution
A power consumption control method that uses sensors to determine the state of motion and only activates the positioning module when specific conditions are met, such as prolonged static or moving states, thereby reducing power usage and extending the device's standby time.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the positioning module operates continuously to ensure real-time positioning accuracy, then positioning reliability is improved, but power consumption increases and standby time decreases
Solution Approach 1:
The positioning module dynamically adjusts its operating state between active and standby modes based on motion detection. When the acceleration sensor detects that the device is in motion, the positioning module activates to provide accurate positioning. When the device is stationary, the positioning module enters standby mode to conserve power, thus resolving the contradiction between positioning reliability and standby time.
Solution Approach 2:
The system implements periodic sampling of acceleration data to determine whether to activate the positioning module. Instead of continuous operation, the positioning function is activated periodically based on detected motion events, reducing overall power consumption while maintaining positioning availability when needed.
2Speed
If the positioning module is activated frequently to improve positioning responsiveness, then positioning speed is improved, but power consumption increases
Solution Approach 1:
The acceleration sensor continuously monitors device motion in advance to predict when positioning will be needed. By detecting motion patterns beforehand, the system can activate the positioning module at the optimal moment, ensuring fast positioning response without premature activation that would waste power.
Solution Approach 2:
The system uses feedback from the acceleration sensor to control the positioning module's activation. The sensor data provides real-time information about device motion state, and this feedback loop enables intelligent decision-making about when to activate positioning, balancing responsiveness with power consumption.
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 method significantly prolongs the standby time of electronic positioning devices by maintaining the positioning module in an off state until necessary, reducing power consumption and ensuring the device remains operational for extended periods.
Implementation Method 1
obtaining sensing data of a sensor for sensing a physical quantity of an object's state of motion
Data Source
AI summary
This application discloses a power consumption control method and system for an electronic positioning device, and an electronic positioning device. The method includes: obtaining sensing data of a sensor for sensing a physical quantity of an object's state of motion (101); determining, based on the sensing data, whether a current condition meets a preset trigger condition, to obtain a first determining result (102); sending a first control instruction when the first determining result indicates that the current condition meets the preset trigger condition (103), where the first control instruction is used to enable a positioning module in the electronic positioning device such that the positioning module is in an on state; and maintaining the positioning module in an off state when the first determining result indicates that the current condition does not meet the preset trigger condition (104).