In-Oven Camera Feedback for Dynamic Heating Control

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Solution Overview

Problem

Conventional cooking appliances lack the capability to systematically produce complex meals with precision and speed, requiring extensive human intervention and multiple appliances, as they cannot dynamically adjust heating patterns to consistently cook food to desired outcomes.

Innovation Solution

A cooking appliance with a heating element that can emit waves at variable powers and wavelengths, controlled by a computing device with a camera for image capture and analysis, allowing for dynamic heat adjustment algorithms to ensure precise cooking based on food type and state.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional cooking appliances are used, then cooking can be performed, but the ability to systematically produce complex meals with precision and speed is limited

Engineering Contradiction:
Improvecooking speedVSAvoidcooking precision
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The heating element dynamically adjusts its operating parameters (power level, wavelength) during the cooking process based on real-time feedback from the camera system. This enables the system to adapt to changing food states and achieve precise cooking results while maintaining high productivity through automated control.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system incorporates a camera that captures images of the food during cooking, and the computing device analyzes these images to determine cooking progress. This visual feedback loop enables precise control of the heating element to achieve desired cooking outcomes while reducing the need for manual intervention.

Inventive Principle:
Principle #23Feedback

2Extent of automation

If conventional cooking appliances are used, then cooking can be performed, but extensive human intervention and multiple appliances are required

Engineering Contradiction:
Improveautomation levelVSAvoidsystem complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The system merges multiple functions into a single cooking appliance: the heating element provides thermal energy, the camera captures visual data, and the computing device processes images and controls heating parameters. This integration achieves high automation while consolidating what would traditionally require multiple separate appliances and manual operations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cooking system performs self-monitoring and self-adjustment through the camera-based visual feedback system. The computing device automatically analyzes food appearance and adjusts heating parameters without human intervention, enabling the appliance to cook complex meals autonomously.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If dynamic heat adjustment is implemented, then precise cooking can be achieved, but device complexity increases

Engineering Contradiction:
Improvecooking precisionVSAvoidcontrol system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system replaces complex mechanical control mechanisms with an optical-based feedback system. Instead of using multiple sensors and complex mechanical adjustment devices, the patent uses a camera to capture visual information and a computing device to process images and control heating, simplifying the overall system architecture while achieving precise cooking control.

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

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 the automated and consistent production of complex meals with reduced human intervention, using image recognition and heat adjustment algorithms to achieve precise cooking results.

Implementation Method 1

a heating element disposed within a cooking chamber and operable to selectively emit waves at any of a plurality of powers and/or peak wavelengths

Methodology Applied
Scientific EffectElectromagnetic radiation: Electromagnetic Induction

Implementation Method 2

a computing device operable to supply power to the heating element to vary the power and/or peak wavelength of the emitted waves and generate heat within the cooking chamber

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 3

a camera operable to capture an image of the cooking chamber

Methodology Applied
Scientific EffectOptical imaging: Photography

Data Source

PatentUS20240094060A1In-oven camera and computer vision systems and methods
Publication Date: 2024.03.21 BRAVA HOME INC
  • US20240094060A1 patent drawing
  • US20240094060A1 patent drawing
  • US20240094060A1 patent drawing

AI summary

Systems and methods include a cooking appliance comprising a heating element disposed within a cooking chamber and operable to selectively emit waves at any of a plurality of powers and/or peak wavelengths, a camera operable to capture an image of the cooking chamber, and a computing device operable to supply power to the heating element to vary the power and/or peak wavelength of the emitted waves and generate heat within the cooking chamber, and instruct the camera to capture the image when the heating element is emitting at a stabilized power and/or peak wavelength. The computing device is operable to generate an adjusted captured image by adjusting the captured image with respect to the stabilized power and/or peak wavelength. The computing device comprises feedback components operable to receive the adjusted captured image, extract features, and analyze the one or more features to determine an event, property, measurement and/or status.