Stateless Communication Protocol for Flexible Message Security

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Solution Overview

Problem

Existing communication protocols often require encryption for every message, leading to inefficiencies in resource usage and adaptability, particularly in devices with limited resources, and cannot handle out-of-order message processing.

Innovation Solution

A scalable, lightweight communication protocol that supports varying levels of security and is stateless, allowing messages to be processed independently and out-of-order without maintaining connection state across messages, using a public key infrastructure for authentication and encryption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If encryption is applied to every message, then security level is improved, but resource consumption and power usage increase

Engineering Contradiction:
Improvesecurity levelVSAvoidresource consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent applies different security measures to different messages based on their specific requirements. Some messages are encrypted while others are not, depending on the security level needed for each individual message. This selective approach allows the system to maintain appropriate security for each message while avoiding the overhead of encrypting every message, thereby reducing overall resource consumption and power usage.

Inventive Principle:
Principle #3Local quality

2Reliability

If encryption is applied to every message, then security level is improved, but adaptability to different situations deteriorates

Engineering Contradiction:
Improvesecurity levelVSAvoidadaptability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent implements a dynamic security approach where the encryption status of messages can vary based on situational requirements. The system can adaptively choose to encrypt or not encrypt individual messages depending on the specific context, security requirements, and operational conditions. This dynamic flexibility allows the communication system to be more adaptable to different situations while maintaining appropriate security levels where needed.

Inventive Principle:
Principle #15Dynamics

3Manufacturing precision

If connection state is maintained across messages, then message processing accuracy is improved, but device complexity increases

Engineering Contradiction:
Improvemessage processing accuracyVSAvoidprotocol complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent segments the communication protocol into independent, stateless message processing units. Each message is processed independently without requiring maintenance of connection state across messages. This segmentation approach simplifies the protocol by eliminating the need to track and maintain complex connection states, thereby reducing device complexity while still ensuring accurate message processing through self-contained message structures that include all necessary processing information.

Inventive Principle:
Principle #1Segmentation

4Manufacturing precision

If messages must be processed in order, then message processing accuracy is improved, but productivity deteriorates

Engineering Contradiction:
Improvemessage processing accuracyVSAvoidmessage processing throughput
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent implements self-service message structures that contain all necessary information for independent processing. Each message is designed to be self-contained with embedded context and state information, allowing receivers to process messages in any order without requiring sequential processing or state maintenance. This self-service approach enables parallel and out-of-order message processing, significantly improving productivity and throughput while maintaining processing accuracy through the self-contained nature of each message.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20260044613A1Stateless, scalable and lightweight communication protocol
Publication Date: 2026.02.12 MEDTRONIC MINIMED INC
  • US20260044613A1 patent drawing
  • US20260044613A1 patent drawing
  • US20260044613A1 patent drawing

AI summary

A stateless, scalable, and lightweight communication protocol may support multiple message formats that allow messages to be processed independently and with varying levels of security. When transmitting a message over a communication channel using the communication protocol, an electronic device may determine a message format for the message. The message format can be one of a plurality of message formats available for messages communicated over the communication channel. Each message format is associated with a corresponding level of security. At least one of the message formats may require message encryption. The electronic device can generate the message according to the determined format and then transmit the message to a second electronic device over the communication channel.