Sensor Suite Gas Detection for Modular Robotic Kitchen Systems

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Solution Overview

Problem

Existing automated robotic kitchen systems face interoperability issues due to proprietary firmware in commercial kitchen appliances, leading to inefficiencies and limited scalability, as they lack a standardized software framework for seamless communication and dynamic task coordination among heterogeneous devices.

Innovation Solution

A modular software architecture with a sensor suite, appliance microcontrollers, and a scheduler that utilize a shared memory system to facilitate communication and task coordination, along with a multi-arm robotic manipulator for cooking tasks, enabling seamless integration and expansion of kitchen appliances.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If proprietary firmware is used in commercial kitchen appliances, then each appliance can operate independently with optimized performance, but interoperability and integration with other appliances become difficult

Engineering Contradiction:
Improveappliance independent operationVSAvoidinteroperability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent introduces a standardized communication protocol as an intermediary layer between appliances with proprietary firmware and the central control system. This protocol enables seamless communication and coordination among heterogeneous appliances without requiring modification of their internal firmware, thus maintaining their independent reliability while achieving system-wide interoperability.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system architecture segments the control functionality into independent appliance-level controllers and a central coordinator. Each appliance maintains its own proprietary firmware for independent operation, while the central coordinator uses the standardized protocol to orchestrate tasks across multiple appliances, resolving the contradiction between independent operation and system integration.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If custom middleware or APIs are developed to enable communication between devices, then interoperability is achieved, but system complexity and development costs increase

Engineering Contradiction:
Improvedevice communicationVSAvoidsoftware architecture
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent develops a universal standardized communication protocol that can be applied across multiple appliance types and control systems. This single protocol serves multiple functions: enabling communication between different appliance brands, providing a common interface for the central control system, and facilitating task coordination without requiring custom middleware for each device combination, thereby reducing overall system complexity.

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

3Productivity

If synchronized control of multiple appliances is implemented, then cooking task coordination improves, but real-time responsiveness and timing precision become challenging

Engineering Contradiction:
Improvecooking task coordinationVSAvoidreal-time responsiveness
Core Design Contradiction:
ProductivityVSSpeed

Solution Approach 1:

The system implements a feedback mechanism where the central control system continuously monitors the status of each appliance through the standardized protocol and adjusts control commands in real-time. This allows for precise timing and coordination of cooking tasks across multiple appliances, maintaining synchronization while responding to actual appliance states and cooking progress.

Inventive Principle:
Principle #23Feedback

4Adaptability or versatility

If a standardized software framework is created to facilitate appliance integration, then scalability and ease of expansion improve, but initial system development complexity increases

Engineering Contradiction:
Improvesystem scalabilityVSAvoidinitial development
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent establishes a standardized communication protocol framework in advance, during the initial development phase. This preliminary action creates a reusable foundation that simplifies future appliance integration and system expansion. Although the initial development requires significant effort to design and implement the protocol, subsequent system expansions benefit from this pre-established framework, reducing development complexity for new appliances.

Inventive Principle:
Principle #10Preliminary action

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 system allows for easy expansion and integration of kitchen appliances, improving scalability and efficiency by providing a standardized software framework for seamless communication and dynamic task coordination, enhancing the capabilities of automated kitchen systems.

Implementation Method 1

at least one fan configured to control flow of gas through the sensing chamber

Methodology Applied
Scientific EffectGas flow control:

Implementation Method 2

a plurality of gas sensors mounted within the sensing chamber

Methodology Applied
Scientific EffectGas detection:

Implementation Method 3

a thermometer

Methodology Applied
Scientific EffectTemperature measurement:

Data Source

PatentUS20250288149A1Automated Modular Kitchen Systems
Publication Date: 2025.09.18 RGT UNIV OF CALIFORNIA
  • US20250288149A1 patent drawing
  • US20250288149A1 patent drawing
  • US20250288149A1 patent drawing

AI summary

In an embodiment of the invention, a sensor suite for an autonomous robotic kitchen system includes a thermometer, a sensor suite housing, a sensing chamber within the sensor suite housing having an intake port and an output port, at least one fan configured to control flow of gas through the sensing chamber, and a plurality of gas sensors mounted within the sensing chamber.