Wireless Infrastructure Node Dynamic Association

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Solution Overview

Problem

Current wireless network management systems face challenges in efficiently managing handoffs of wireless devices between infrastructure nodes and controlling the association of wireless infrastructure nodes with wireless control devices, particularly in dynamic environments where devices frequently move and require seamless connectivity.

Innovation Solution

The system allows wireless infrastructure nodes to receive discovery messages from wireless control devices, break connections upon receiving re-link messages, and send discovery messages to other devices, enabling dynamic association and management through protocols like static assignment, DHCP, and discovery protocols, ensuring optimal network connectivity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If wireless infrastructure nodes use static assignment to associate with wireless control devices, then association stability is improved, but adaptability to dynamic environments deteriorates

Engineering Contradiction:
Improveassociation stabilityVSAvoidadaptability to dynamic environments
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The patent implements a dynamic association mechanism where wireless infrastructure nodes can transition between static assignment and discovery-based association. The node receives discovery messages from multiple control devices, compares their capabilities, and dynamically selects the optimal control device, allowing the system to adapt to changing network conditions while maintaining stability through structured selection criteria

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If wireless infrastructure nodes use discovery protocols to find control devices, then adaptability to dynamic environments is improved, but device complexity increases

Engineering Contradiction:
Improveadaptability to dynamic environmentsVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The discovery process is segmented into distinct phases: receiving discovery messages from multiple control devices, evaluating their capabilities against predefined criteria, selecting the optimal control device, and establishing association. This segmentation simplifies the overall complexity by breaking down the discovery process into manageable, standardized steps that can be executed systematically

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a standardized discovery message format and evaluation criteria as an intermediary layer between wireless infrastructure nodes and control devices. This intermediary structure mediates the complex interaction by providing a uniform interface for capability exchange and selection, reducing the complexity burden on individual nodes while maintaining high adaptability

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If wireless infrastructure nodes maintain connections with multiple control devices, then network redundancy is improved, but connection management complexity increases

Engineering Contradiction:
Improvenetwork redundancyVSAvoidconnection management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic connection management where nodes can maintain potential connections with multiple control devices during the discovery phase, then systematically evaluate and select the optimal single association. This dynamic approach allows the node to explore multiple options for redundancy while ultimately simplifying to a single managed connection, balancing reliability with management complexity

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8009587B2System and method of discovery of wireless control device
Publication Date: 2011.08.30 AVAGO TECHNOLOGIES INTERNATIONAL SALES PTE LTD
  • US8009587B2 patent drawing
  • US8009587B2 patent drawing
  • US8009587B2 patent drawing

AI summary

Disclosed herein is a wireless infrastructure node configured to receive a discovery message from a wireless control device, and reply to the wireless control device with a connection request if the wireless infrastructure node is not statically assigned to another wireless control device and the wireless infrastructure node is not being managed by another wireless control device.