Power Supply Anomaly Detection Wireless Pairing
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Solution Overview
Problem
Electronic devices face challenges due to unreliable external power sources, including power spikes and outages, which can damage or cause improper functioning, and existing technologies lack effective methods to detect anomalies and alert connected devices to take protective actions.
Innovation Solution
A power supply device capable of detecting power anomalies and sending wireless messages to connected devices to initiate protective actions, such as data saving or shutdown procedures, while also pairing with corresponding devices to ensure correct communication and power management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a power supply device detects power anomalies and sends wireless messages to connected devices, then connected devices can take protective actions to avoid damage, but the device complexity increases due to adding detection and communication components
Solution Approach 1:
The patent combines the power supply function with anomaly detection and wireless communication capabilities into a single integrated device. The power supply device includes a processor that performs both power management and anomaly detection, and a communication interface that sends warnings to connected devices, merging multiple functions into one system to reduce overall complexity.
Solution Approach 2:
The patent introduces a wireless communication interface as an intermediary between the power supply device and connected devices. This intermediary enables the power supply to send anomaly warnings without direct physical connection, allowing protective actions to be taken while maintaining system modularity and managing complexity through standardized communication protocols.
2Ease of operation
If wireless communication is used between power supply and connected devices, then communication flexibility and ease of operation improve, but the reliability of communication may be affected by interference or pairing issues
Solution Approach 1:
The patent implements a pairing mechanism where the power supply device and connected devices establish a pre-configured wireless connection before anomalies occur. The processor stores identification information of paired devices, enabling reliable communication without requiring manual re-pairing during power events. This preliminary pairing action ensures communication reliability while maintaining ease of operation.
Solution Approach 2:
The patent incorporates feedback mechanisms where the power supply device receives confirmation from connected devices that wireless messages were successfully received. The processor monitors communication status and can re-transmit anomaly warnings if acknowledgment is not received, ensuring reliable message delivery while maintaining simple wireless operation.
Data Source
AI summary
A first device (such as a power supply) may detect a power anomaly and provide a warning to a second device that is powered by the first device. For example, if there are conditions indicating an increased likelihood of a power outage (e.g., a brownout period, one or more voltage spikes, etc.), then the first device may notify the second device, and in response, the second device may take protective action. Examples of protective action may include, but are not limited to, saving certain data (e.g., critical data) to non-volatile data storage, initiating a shut-down procedure, warning a user of the second device, etc. As the warning and/or other communications between the power supply and powered device may be wireless, various example techniques for wirelessly pairing the devices are also disclosed.