Wireless Device Synchronization via Unique Address Segmentation

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Solution Overview

Problem

In endoscopic surgical procedures, existing wireless communication systems face challenges in establishing secure, automatic connections between devices to avoid signal interference and device contention, particularly in environments with multiple base units and wireless devices, requiring user-input-free association processes.

Innovation Solution

A method and system for establishing a default secure connection between a base unit and a wireless control unit using unique addresses, encryption codes, and network identifiers, allowing for automatic re-association without user input, ensuring unique connections and minimizing interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If wireless devices are allowed to communicate freely in an operating room with multiple base units, then device functionality and control capabilities are improved, but signal interference and device contention increase

Engineering Contradiction:
Improvedevice control capabilityVSAvoidsignal interference
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent segments the wireless communication environment by creating unique associations between base units and wireless devices through distinct network identifiers and encryption codes. This segmentation isolates communication channels, allowing multiple base units to operate simultaneously without interference while maintaining individual control capabilities.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces network identifiers and encryption codes as intermediary elements that mediate communication between base units and wireless devices. These intermediaries enable automatic association and secure communication, resolving the conflict between allowing free communication and preventing signal interference.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If automatic association is implemented between wireless devices and base units, then ease of operation is improved, but connection security may be compromised

Engineering Contradiction:
Improveassociation processVSAvoidconnection security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent applies preliminary action by pre-configuring network identifiers and encryption codes in both base units and wireless devices before association occurs. This allows automatic connection establishment while maintaining security, as the cryptographic credentials are already in place to verify and protect the connection without requiring user input during the association process.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS7660420B1Wireless device synchronization
Publication Date: 2010.02.09 STRYKER CORP
  • US7660420B1 patent drawing
  • US7660420B1 patent drawing
  • US7660420B1 patent drawing

AI summary

A system and method for wireless device synchronization is provided. A default connection is established between a first wireless device and a second wireless using default connection values. Unique address information is exchanged over the default connection. A unique connection is established between the first wireless device and the second wireless device.