Radio Control Variable Code Encoding for Cloning Prevention

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Solution Overview

Problem

Existing radio controls for electric devices face challenges in enhancing security and reliability, particularly in preventing cloning and making it difficult to modify personal codes, which limits user convenience and security.

Innovation Solution

A radio control design featuring a microprocessor-activated variable code encoder, dual-frequency transmission, and a battery monitoring system, with optional dip-switch configuration and LED signaling for secure and reliable operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If dynamic code encoding is used to improve security and prevent cloning, then security is improved, but device complexity increases due to the need for synchronized code generation and storage in both transmitter and receiver

Engineering Contradiction:
ImprovesecurityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent uses dip-switches to create a physical copy mechanism for code configuration. Each dip-switch position represents a binary digit of the security code, allowing users to manually configure and copy codes between devices without complex electronic programming, thus reducing device complexity while maintaining security through dynamic code generation

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system enables self-service code configuration through dip-switches that users can manually set. The encoder automatically generates dynamic codes based on these switch positions, and the receiver automatically synchronizes with the transmitter code, eliminating the need for complex external programming tools or procedures

Inventive Principle:
Principle #25Self-service

2Ease of operation

If fixed code encoding with dip-switches is used to allow user modification of personal codes, then ease of operation is improved, but security deteriorates due to the static nature of the codes

Engineering Contradiction:
Improveease of operationVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent combines static dip-switch configuration with dynamic code generation. The dip-switches provide a stable, user-modifiable base code, while the encoder transforms this static input into dynamic, changing transmission codes. This allows users to easily reconfigure codes via dip-switches while maintaining security through the dynamic encoding process that prevents simple code copying

Inventive Principle:
Principle #15Dynamics

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 solution significantly improves security and reliability by ensuring unique, dynamic code transmission across multiple frequencies, with user-configurable settings and battery monitoring for enhanced operational safety.

Implementation Method 1

transmitting a same code at least once at a first frequency and then retransmitting it at least once at a second frequency

Methodology Applied
Scientific EffectRadio frequency transmission: Electromagnetic Induction

Data Source

PatentUS9905065B2Radio controls for electric devices and methods for transmitting commands through radio controls
Publication Date: 2018.02.27 CAME
  • US9905065B2 patent drawing
  • US9905065B2 patent drawing
  • US9905065B2 patent drawing

AI summary

A radio control for electric devices may include: a containment body provided with at least one button, at least one electronic transmitter configured to transmit a unique code in a direction of the electric devices, and a microprocessor to which generated signals are sent, by pressing the at least one button, that is configured to control the at least one transmitter, and that is configured to determine the unique code. Each time the at least one button is pressed, the unique code may be transmitted by the at least one electronic transmitter at least once at a first frequency and then may be retransmitted at least once at a second frequency different than the first frequency.