Ground Sensing Plug With Neural-Network ESD Indication

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Solution Overview

Problem

Conventional plugs lack a mechanism to determine proper grounding and visually indicate the amount of electrostatic discharge, making it difficult for users to ensure safe electrical connections and monitor static electricity emission during sleep.

Innovation Solution

A ground sensing plug equipped with a neural network that uses light emitting diodes to indicate grounding status and calculates electrostatic discharge based on sensor data, temperature, humidity, and user information, displaying the results on a display panel.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional plug is used, then the plug can connect to power outlets, but it cannot determine whether proper grounding is established

Engineering Contradiction:
Improvegrounding detection capabilityVSAvoidplug structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The plug is designed to perform multiple functions: basic power connection, grounding detection, electrostatic discharge measurement, and visual indication. The controller integrates grounding detection circuitry that operates alongside the standard power transmission function, allowing the same device to serve both conventional and advanced safety purposes without requiring separate equipment.

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

Solution Approach 2:

A controller acts as an intermediary component that processes grounding detection signals and coordinates the display elements. The controller receives input from grounding detection circuitry and translates this information into visual feedback through LEDs and display panels, serving as a mediator between the electrical grounding system and the user interface.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If an earth terminal is added to the plug, then grounding connection is possible, but it remains difficult to determine whether proper grounding is established

Engineering Contradiction:
Improvegrounding status determinationVSAvoidvisual recognition of grounding status
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

Different colored LEDs indicate different grounding statuses and electrostatic discharge levels. The system uses color-coded visual feedback where specific colors correspond to specific conditions (e.g., green for proper grounding, red for improper grounding or excessive electrostatic discharge), enabling users to quickly assess the system state without technical knowledge.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The plug incorporates real-time feedback mechanisms through visual displays that continuously monitor and report grounding status and electrostatic discharge levels. The system provides immediate visual feedback when grounding conditions change or when electrostatic discharge exceeds thresholds, allowing users to adjust their actions accordingly.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If the plug measures electrostatic discharge, then users can monitor static electricity emission, but additional equipment is required for users to check grounding status

Engineering Contradiction:
Improveelectrostatic discharge measurementVSAvoidadditional equipment requirements
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The plug combines grounding detection functionality with electrostatic discharge measurement capabilities into a single integrated device. The controller processes both grounding status signals and electrostatic discharge sensor data, displaying both types of information through the same visual interface elements, thereby eliminating the need for separate monitoring equipment.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The visual display system serves multiple purposes: it indicates grounding status, displays electrostatic discharge levels, and provides alert notifications. This multi-functional display approach allows the single plug device to replace what would otherwise require multiple separate monitoring tools.

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

4Ease of operation

If visual indication of electrostatic discharge is implemented, then users can recognize discharge amounts, but the plug requires complex display components

Engineering Contradiction:
Improvevisual recognition of discharge amountVSAvoiddisplay components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system uses color-coded LEDs to represent different levels of electrostatic discharge, transforming complex measurement data into simple, intuitive visual information. Users can quickly assess discharge levels by observing color changes without needing to interpret numerical data or complex indicators.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The display system uses simplified visual representations (LED colors and basic display panel graphics) that copy or represent the complex electrostatic discharge data in an easily interpretable format. Rather than displaying raw sensor data, the system creates visual analogues that are immediately understandable to users.

Inventive Principle:
Principle #26Copying

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 plug provides real-time visual feedback on grounding and accurately measures electrostatic discharge, alerting users to excessive discharge levels and ensuring safety by disconnecting power in case of leaks.

Implementation Method 1

a plurality of light emitting diodes electrically connected to the circuitry, the plurality of light emitting diodes including a first light emitting diode, a second light emitting diode, and a plurality of third light emitting diodes, each of the plurality of light emitting diodes being configured to provide emitted light of a single color, and emit green light based on a grounded state being detected by the ground sensing plug

Methodology Applied
Scientific EffectLight emitting diode emission: Light Emitting Diode

Data Source

PatentUS12352798B2Ground sensing plug for determining the amount of electrostatic discharge using a neural network
Publication Date: 2025.07.08 WORLDHOMEDOCTOR CORP
  • US12352798B2 patent drawing
  • US12352798B2 patent drawing
  • US12352798B2 patent drawing

AI summary

Embodiments present a ground sensing plug for determining the amount of electrostatic discharge using a neural network. The ground sensing plug may include a first plug terminal configured to receive power from a power outlet connected thereto, a second plug terminal configured to have two recesses exposed to an outside to perform a function of an earth terminal, a controller including at least one processor, a memory, a communication unit, and circuitry electrically connected to the first plug terminal and the second plug terminal, and a display including a display panel and a plurality of light emitting diodes electrically connected to the circuitry, the plurality of light emitting diodes including a first light emitting diode, a second light emitting diode, and a plurality of third light emitting diodes, and emit green light based on a grounded state being detected, and a housing arranged to enclose the controller.