Communication Adapter Power Storage for Interruption Notification

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Solution Overview

Problem

Existing communication adapters do not notify external management devices of power supply interruptions, leading to unrecognized power failures.

Innovation Solution

A communication adapter that includes a control unit to switch to a power saving mode and notify external management devices of power supply interruptions by monitoring voltage levels and utilizing a power storage to ensure reliable notification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the communication adapter continuously monitors and communicates power supply status, then the reliability of notification is improved, but the power consumption increases

Engineering Contradiction:
Improvenotification reliabilityVSAvoidpower consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The communication adapter dynamically adjusts its operational state based on power supply conditions. When power supply interruption is detected, the system transitions to a power saving mode that maintains essential notification functionality while reducing overall power consumption. This dynamic adaptation allows the system to maintain notification reliability during critical events without sustaining high power consumption during normal operation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes its operational parameters in response to power supply status. By detecting voltage drops or current changes that indicate power interruption, the adapter modifies its communication behavior and power management parameters to ensure notification is sent while conserving remaining power from the power storage device.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If the adapter uses power storage to maintain communication during power interruption, then the notification capability is improved, but the device complexity increases

Engineering Contradiction:
Improvenotification capabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The power storage device serves multiple functions within the communication adapter system. It acts as both a backup power source for maintaining communication during interruptions and as part of the overall power management architecture. This multi-functionality reduces the need for separate dedicated components, thereby limiting the increase in device complexity while improving notification capability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The power storage device functions as an intermediary between the external power source and the communication device. During power supply interruptions, it mediates by providing the necessary power to maintain communication functionality, bridging the gap between power loss and communication continuity without requiring complex backup systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Speed

If the control unit remains active to notify power interruption, then the notification responsiveness is improved, but the power consumption increases

Engineering Contradiction:
Improvenotification responsivenessVSAvoidcontrol unit power consumption
Core Design Contradiction:
SpeedVSUse of energy by moving object

Solution Approach 1:

The control unit employs periodic monitoring of power supply status rather than continuous full operation. By periodically checking power conditions and transitioning to power saving mode while maintaining essential notification capability, the system achieves responsive notification of power interruptions without the sustained high power consumption of continuously active control.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The system performs preliminary detection of power supply interruptions through periodic monitoring before full power loss occurs. This allows the control unit to initiate notification procedures in advance while still having power available, achieving responsive notification without requiring the control unit to remain fully active throughout potential extended outages.

Inventive Principle:
Principle #10Preliminary action

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

The adapter effectively notifies external management devices of power supply interruptions while conserving power, ensuring reliable communication and efficient power management.

Implementation Method 1

a power storage configured to store charges, a booster circuit configured to boost the charges stored in the power storage

Methodology Applied
Scientific EffectCapacitance: Capacitance

Data Source

PatentEP4369613B1Communication adapter
Publication Date: 2025.10.15 DAIKIN INDUSTRIES LTD
  • EP4369613B1 patent drawingFigure 1
  • EP4369613B1 patent drawingFigure 2
  • EP4369613B1 patent drawingFigure 3

AI summary

A communication adapter that can notify occurrence of power supply interruption to external management device in response to power supply interruption is provided. The communication adapter includes a power storage configured to receive power supply from an external device and store power, a communication unit configured to receive power supply from the power storage, and a control unit capable of communicating with an external management device via the communication unit. A capacity of the power storage for the control unit to communicate with the external management device has variable lower limit. Lower limit of the capacity of the power storage while the power storage is receiving power supply from the external device is first capacity value. Lower limit of the capacity of the power storage in a case of power supply to the power storage from the external device being interrupted is second capacity value lower than first capacity value.