Pet Toilet Training Sensor Plate for Accurate Defecation Detection

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Solution Overview

Problem

Conventional pet toilet training devices require significant owner time and effort, are complex in configuration, and have high manufacturing costs due to multiple sensors, making them difficult to implement effectively.

Innovation Solution

A simplified sensor plate configuration using a conductive circuit with spaced + and - electricity parts on a mesh body, integrated with a collecting member and feeding unit, which detects defecation through electrical connection and communicates with a mobile terminal for real-time monitoring and alerts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If multiple sensors (light sensor, humidity sensor, ammonia sensor, weight sensor) are used to detect defecation state, then measurement precision is improved, but device complexity and manufacturing cost increase

Engineering Contradiction:
Improvedefecation state detection accuracyVSAvoidsensor configuration complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent combines multiple sensing functions (light detection, humidity detection, ammonia detection, weight detection) into a single integrated sensor plate assembly. The sensor plate integrates multiple sensor units that work together to detect defecation state, eliminating the need for separate sensor components and reducing overall system complexity while maintaining comprehensive detection capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sensor plate serves multiple functions simultaneously: it detects light changes, humidity changes, ammonia concentration, and weight changes all through a single integrated component. This multi-functional design allows one component to perform what previously required multiple separate sensors, thereby reducing device complexity and manufacturing cost while maintaining measurement precision.

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

2Measurement precision

If multiple sensors are used to detect defecation state, then measurement precision is improved, but manufacturing cost increases

Engineering Contradiction:
Improvedefecation state detection accuracyVSAvoidmanufacturing cost
Core Design Contradiction:
Measurement precisionVSEase of manufacture

Solution Approach 1:

The patent combines multiple sensing functions (light detection, humidity detection, ammonia detection, weight detection) into a single integrated sensor plate assembly. The sensor plate integrates multiple sensor units that work together to detect defecation state, eliminating the need for separate sensor components and reducing overall system complexity while maintaining comprehensive detection capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sensor plate serves multiple functions simultaneously: it detects light changes, humidity changes, ammonia concentration, and weight changes all through a single integrated component. This multi-functional design allows one component to perform what previously required multiple separate sensors, thereby reducing device complexity and manufacturing cost while maintaining measurement precision.

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

3Productivity

If automatic toilet training device is implemented, then productivity is improved, but device complexity increases

Engineering Contradiction:
Improvetoilet training efficiencyVSAvoidsystem configuration complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines multiple sensing functions (light detection, humidity detection, ammonia detection, weight detection) into a single integrated sensor plate assembly. The sensor plate integrates multiple sensor units that work together to detect defecation state, eliminating the need for separate sensor components and reducing overall system complexity while maintaining comprehensive detection capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device provides automatic detection and notification of defecation events through the integrated sensor plate and mobile device communication system. The system automatically monitors the pet's defecation state and sends notifications to the owner's mobile device, eliminating the need for manual observation and training by the owner, thereby achieving automatic toilet training with reduced operational complexity.

Inventive Principle:
Principle #25Self-service

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

Enables automatic pet toilet training, accurate defecation state monitoring, reduces manufacturing costs, and maintains a pleasant environment by preventing excessive excrement accumulation with real-time alerts.

Implementation Method 1

a conductive circuit formed on an upper surface of the body for sensing the defecation state

Methodology Applied
Scientific EffectElectrical conduction: Conduction (electrical)

Data Source

PatentUS12382921B2Toilet training device for a pet
Publication Date: 2025.08.12 KIM TAE HYUN
  • US12382921B2 patent drawing
  • US12382921B2 patent drawing
  • US12382921B2 patent drawing

AI summary

The present invention relates to a toilet training device for a pet. More specifically, the present invention relates to the toilet training device for the pet, which allows the pet to receive the automatic toilet training to save an owner's time for training the pet in connection with the defecation, wherein it enables the more correct determination about the pet's defecation state, while simplifying a sensor plate configuration for detecting the pet's defecation state, so that it is possible to reduce manufacturing cost thereof. The present invention for obtaining the above goals comprises a defecation unit which receives pet's excrement; and a feeding unit for supplying snack in case that the pet defecates on the defecation unit, wherein the defecation unit comprises a sensor plate for sensing the defecation state of the pet and a collecting member located below the sensor plate.