A connected oven

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Solution Overview

Problem

Conventional ovens lack advanced features for precise control over cooking parameters and user experience, such as real-time monitoring and automatic adjustment of cooking conditions, leading to potential cooking mistakes and inefficient use of space.

Innovation Solution

A connected oven with integrated sensors, cameras, and processing systems that allow for real-time monitoring and adjustment of cooking parameters, automatic identification of food types, and dynamic control of heating and convection elements, along with a user-friendly interface for enhanced user experience and space optimization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional ovens are used, then the device structure is simple, but the control precision over cooking parameters is insufficient

Engineering Contradiction:
Improvecooking parameter control precisionVSAvoidoven structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent implements feedback control by using sensors (optical sensors, weight sensors, temperature sensors) to continuously monitor cooking parameters and feed this information back to the processor, which automatically adjusts heating elements and convection fans to maintain precise cooking conditions. This resolves the contradiction by enabling precise control through closed-loop feedback without requiring complex manual intervention.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The oven performs self-service by automatically identifying food types through image recognition and weight measurement, then autonomously selecting and executing appropriate cooking programs. The system self-adjusts cooking parameters without user intervention, achieving precise control while maintaining a relatively simple user interface and operation.

Inventive Principle:
Principle #25Self-service

2Productivity

If real-time monitoring and automatic adjustment features are added, then cooking efficiency is improved, but device complexity increases

Engineering Contradiction:
Improvecooking efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent applies multi-functionality by integrating multiple capabilities into a single unified system: the processor handles image recognition, weight measurement, temperature monitoring, and cooking control simultaneously. The camera and sensors serve multiple purposes (food identification, cooking progress monitoring, parameter adjustment). This consolidates complexity into a universal control system that improves cooking efficiency without proportionally increasing overall system complexity.

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

Solution Approach 2:

The patent replaces manual mechanical operations with automated electronic and optical systems. Instead of manual timing and temperature adjustment, the system uses optical sensors for food identification, electronic sensors for weight and temperature monitoring, and automated control algorithms. This substitution of mechanical/manual systems with electronic automation improves efficiency while managing complexity through integrated electronic control.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Measurement precision

If advanced sensors and cameras are integrated, then measurement precision is improved, but device complexity increases

Engineering Contradiction:
Improvefood identification accuracyVSAvoidsensor system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent merges multiple sensing functions into an integrated system where the camera, optical sensors, weight sensors, and temperature sensors are coordinated by a single processor. The food identification function combines image recognition from the camera with weight data from sensors to achieve accurate food type and quantity determination. This merging of sensing functions achieves high measurement precision while managing complexity through unified control architecture.

Inventive Principle:
Principle #5Merging (Combining)

4Reliability

If automatic cooking control is implemented, then cooking reliability is improved, but device complexity increases

Engineering Contradiction:
Improvecooking consistencyVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements feedback control by continuously monitoring cooking parameters (temperature, weight, visual appearance) and automatically adjusting heating and convection to maintain target cooking conditions. This closed-loop feedback ensures consistent and reliable cooking results by compensating for variations in real-time, achieving high cooking reliability through automated control.

Inventive Principle:
Principle #23Feedback

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 connected oven provides precise control over cooking conditions, reduces cooking mistakes, and optimizes space usage by enabling real-time monitoring and automatic adjustments, enhancing user experience and cooking efficiency.

Implementation Method 1

a set of heating elements 300

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

a set of convection elements 400

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentEP3292738B1A connected oven
Publication Date: 2020.12.30 JUNE LIFE INC
  • EP3292738B1 patent drawingFigure 1~2
  • EP3292738B1 patent drawingFigure 3~4
  • EP3292738B1 patent drawingFigure 5~6

AI summary

A connected oven, including a set of in-cavity sensors and a processor configured to automatically identify foodstuff within the cooking cavity, based on the sensor measurements; and automatically operate the heating element based on the foodstuff identity.