Method for automatic pairing for communication between a cooking utensil and an element of an induction cooktop
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Solution Overview
Problem
Existing communication methods between cooking utensils and induction cooktops require manual steps that are tedious and unidirectional, lacking security and flexibility, especially when adding or reconnecting utensils to the network.
Innovation Solution
A method that automates the pairing of cooking utensils with induction cooktops using a wireless communication protocol, involving the generation of magnetic fluxes for detection and exchange of identification information, allowing secure and flexible communication without user intervention, utilizing Bluetooth Low Energy for efficient energy use and bidirectional data exchange.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual pairing steps are used to add cooking utensils to the communication network, then secure communication can be established, but the operation becomes tedious and time-consuming
Solution Approach 1:
The system performs preliminary actions by automatically detecting when a cooking utensil is placed on an induction cooktop element through magnetic field detection, and proactively initiates the pairing process without waiting for user input. This resolves the contradiction by maintaining security through controlled automatic pairing while eliminating manual操作步骤.
Solution Approach 2:
The pairing system serves itself by automatically managing the communication network setup. The induction cooktop and cooking utensil autonomously perform detection, identification exchange, and pairing confirmation without external user intervention, thus achieving both security and operational simplicity.
2Use of energy by moving object
If unidirectional beacon communication mode is used, then energy consumption is reduced, but secure bidirectional information exchange cannot be achieved
Solution Approach 1:
The system uses periodic magnetic field generation and detection cycles to enable bidirectional communication only when needed (when a utensil is detected on an element). This allows the system to maintain low energy consumption during idle periods while providing full bidirectional communication capability when required, resolving the contradiction between energy use and communication versatility.
3Ease of operation
If automatic pairing is implemented without user validation, then the pairing process is simplified, but security may be compromised
Solution Approach 1:
The system implements feedback mechanisms where the cooking utensil detects the magnetic field from the induction cooktop element, confirms the detected element's identity, and only proceeds with pairing when the detection is successful. This feedback loop ensures security while maintaining automatic operation, as the system verifies conditions before executing pairing actions.
Solution Approach 2:
The magnetic field detection mechanism serves as an intermediary that verifies the physical presence and identity of the cooking utensil on the correct element before allowing pairing to proceed. This intermediary verification layer ensures security without requiring direct user validation, resolving the contradiction between automatic operation and security.
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
This method simplifies the addition and reconnection of cooking utensils to the communication network, reducing user manual operations and ensuring secure pairing, while allowing multiple utensils to be managed within the network with reduced energy consumption.
Implementation Method 1
a step of generation of a magnetic flux by the element on which the cooking utensil is arranged... a step of detection of the magnetic flux from the element on which the cooking utensil is arranged by the measuring device of the cooking utensil
Data Source
AI summary
A method for communication between a cooking utensil and an induction cooktop, includes: a step of arrangement of a cooking utensil on an element of the induction cooktop, a step of generation of a magnetic flux by the element on which the cooking utensil is arranged, a pairing request step including a sending of at least one pairing request frame by the communication module of the cooking utensil or the sending of at least one corresponding pairing request frame by the communication device of the induction cooktop, a step of listening by the communication device of the induction cooktop or, if applicable, by the communication module of the cooking utensil, the listening step including reception of the at least one pairing request frame or, if applicable, of the at least one corresponding pairing request frame, a pairing step between the cooking utensil and the induction cooktop including an exchange of information.