Cooking Tool Display Switching via Linked Hands-Free Control

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Solution Overview

Problem

Existing cooking systems require manual operation on a terminal, which is inconvenient when hands are dirty, and voice input recognition accuracy is low, especially for short commands.

Innovation Solution

A cooking apparatus with a communicator, link-state manager, heater, and controller that allows users to switch images on a terminal without touching it by transmitting instruction information based on user operations, enabling hands-free control and improving voice input accuracy through sensor integration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual operation on terminal is required to switch images, then control precision is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvecontrol precisionVSAvoidease of operation
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent replaces manual mechanical operation on the terminal with automatic control through voice commands or sensor detection. The cooking apparatus controller automatically transmits image switching instructions to the terminal based on detected cooking states or voice inputs, eliminating the need for manual terminal operation while maintaining precise control through automated decision-making algorithms.

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

2Ease of operation

If voice input is used for hands-free control, then ease of operation is improved, but measurement precision deteriorates

Engineering Contradiction:
Improveease of operationVSAvoidvoice input accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent introduces the cooking apparatus controller as an intermediary between voice input and image switching execution. The controller captures voice commands, processes them through recognition algorithms, and translates them into structured control signals. This intermediary layer filters out noise, handles ambiguous inputs, and ensures accurate interpretation of voice commands before executing the intended image switching operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements feedback mechanisms where the controller confirms voice command recognition results and allows for correction or re-input. The terminal can also provide feedback about the current display state, enabling the user to verify that the voice command produced the intended effect, thereby improving overall input accuracy through iterative confirmation.

Inventive Principle:
Principle #23Feedback

3Productivity

If automatic image switching is implemented, then productivity is improved, but device complexity increases

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

Solution Approach 1:

The patent makes the cooking apparatus controller multi-functional by integrating both cooking control and terminal display management functions. The same controller that manages heating parameters also handles image switching commands, voice input processing, and communication with the terminal. This consolidation eliminates the need for separate dedicated hardware for display control, reducing overall system complexity while maintaining automated operational efficiency.

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

Data Source

PatentUS10213046B2Cooking apparatus, information display apparatus, control method, cooking tool, and non-transitory computer-readable recording medium
Publication Date: 2019.02.26 PANASONIC INTELLECTUAL PROPERTY CORP OF AMERICA
  • US10213046B2 patent drawing
  • US10213046B2 patent drawing
  • US10213046B2 patent drawing

AI summary

A cooking apparatus includes a communicator that communicates with a terminal, a link-state manager that manages link-state information indicating whether or not a link to the terminal is active, a heater that performs a heating operation on a cooking tool, a receiver that receives a user operation, and a controller that controls the communicator or the heater which is a control target, on the basis of the user operation. In the case where the link is active, when the user operation is performed on the receiver, the controller causes the communicator to transmit instruction information to the terminal. The instruction information indicates an instruction to switch an image being displayed on the information display apparatus from a first image to a second image.