Wireless Access Device Network Identifier Segmentation

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Solution Overview

Problem

In environments with multiple wireless LAN access points, users face difficulties in connecting to intended networks due to deteriorating communication quality and unintended connections, especially when the number of access points increases, leading to issues with maintaining network identifiers and managing network connections.

Innovation Solution

A wireless communication system comprising a connection control device, wireless terminal, and wireless access device that includes receivers, transmitters, and processing parts to extract and set network identifiers, adjust radio wave intensity, and control communication, allowing for efficient management and connection to specific wireless LAN access points.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the number of wireless LAN access points is increased to improve service coverage, then service accessibility is improved, but communication quality deteriorates due to interference and connection management issues

Engineering Contradiction:
Improveservice accessibilityVSAvoidcommunication quality
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent segments the wireless network identification into multiple hierarchical components: a common identifier shared by multiple access points and individual identifiers for each access point. This segmentation allows terminals to first connect to the common network and then be guided to specific access points, enabling scalable network expansion without compromising communication quality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary mechanism in the form of distributed information and notification systems that mediate between access points and terminals. The access point transmits distributed information containing individual identifiers, and the notification mechanism guides terminals to switch to appropriate access points, thereby managing connections in multi-access point environments and maintaining communication quality.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If automatic switchover based on priority order or radio wave intensity is used to simplify terminal connection, then connection ease is improved, but terminals may connect to unintended access points losing network identifier control

Engineering Contradiction:
Improveconnection easeVSAvoidnetwork identifier control
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent implements a feedback mechanism where the access point monitors terminal connections and actively transmits notification information to guide terminals. Instead of passive automatic switchover, the system provides active feedback through distributed information and notifications that inform terminals about the appropriate access point to connect to, maintaining network identifier control while preserving connection ease.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary actions by pre-configuring distributed information with individual access point identifiers and transmitting this information to terminals before connection decisions are made. This allows terminals to have informed connection choices rather than random switchover, preventing unintended connections while maintaining ease of operation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9713081B2Wireless access device, wireless terminal, program, and wireless communication system
Publication Date: 2017.07.18 OKI ELECTRIC INDUSTRY CO LTD
  • US9713081B2 patent drawing
  • US9713081B2 patent drawing
  • US9713081B2 patent drawing

AI summary

There is provided a wireless access device including a wireless transmitter/receiver configured to receive a wireless signal including a network identifier, and a setting processing part configured to extract the network identifier from the wireless signal received by the wireless transmitter/receiver and to set a logical network identified by the network identifier.