Wireless Access Point Pairing Sequencing

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Solution Overview

Problem

Existing wireless access point pairing methods, such as PBC and NFC, do not ensure pairing with the cell offering the best performance when multiple cells are created across different spectral bands, leading to potential connectivity issues due to lack of control over spectral band selection by the access point.

Innovation Solution

The wireless access point sequences cells based on spectral band occupation and activates pairing authorization sequentially from the least occupied to the most occupied cell, with a temporal offset to favor pairing via the cell with better performance, minimizing latency and ensuring optimal connectivity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the access point provides systematic pairing authorization to any communication device via any cell, then pairing simplicity is improved, but control over spectral band selection is lost leading to potential connectivity issues

Engineering Contradiction:
Improvepairing simplicityVSAvoidconnectivity reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The access point performs preliminary actions by sequencing the cells according to spectral band occupation criteria before the pairing process begins. This pre-arranged sequencing ensures that when systematic pairing authorization is provided, devices are guided through the optimal pairing path in advance, maintaining both simplicity and reliability

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system introduces dynamic control by applying temporal offsets to the pairing authorization duration for different cells. The authorization duration is adjusted based on the cell's position in the sequence and current spectral band conditions, allowing the access point to dynamically guide devices toward optimal cells while maintaining systematic authorization

Inventive Principle:
Principle #15Dynamics

2Speed

If the access point activates pairing authorization simultaneously via all cells, then pairing speed is improved, but devices may pair via suboptimal cells with worse performance

Engineering Contradiction:
Improvepairing speedVSAvoidpairing performance
Core Design Contradiction:
SpeedVSReliability

Solution Approach 1:

The access point implements periodic action by activating pairing authorization sequentially across cells rather than simultaneously. Each cell receives authorization for a specific time period in the established sequence, with temporal offsets between cells. This periodic activation maintains overall fast pairing while ensuring devices encounter optimal cells first

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The cell sequencing based on spectral band occupation is performed in advance before pairing requests arrive. This preliminary arrangement ensures that when multiple cells are active, devices naturally encounter and pair with higher-performance cells first, achieving both speed and performance optimization

Inventive Principle:
Principle #10Preliminary action

3Productivity

If the access point applies temporal offset to favor pairing via least occupied spectral band, then network performance is improved, but latency is introduced

Engineering Contradiction:
Improvenetwork performanceVSAvoidpairing latency
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system changes the parameter of pairing authorization duration dynamically based on cell sequence position. Cells earlier in the sequence (least occupied spectral bands) receive longer authorization periods, while later cells receive progressively shorter periods. This parameter adjustment optimizes network performance while controlling latency through the temporal offset mechanism

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10555352B2Method for the execution of a pairing phase by a wireless access point
Publication Date: 2020.02.04 SAGEMCOM BROADBAND SAS
  • US10555352B2 patent drawing
  • US10555352B2 patent drawing
  • US10555352B2 patent drawing

AI summary

In the context of an execution of a pairing phase for pairing at least one communication device with a wireless access point creating a plurality of cells in distinct respective spectral bands, the wireless access point: obtains a sequencing of the cells created by the access point according to a criterion of occupation of the spectral bands; and activates a systematic authorisation of pairing via each cell during a first predefined duration, of any communication device that so requests, starting from the cell in the least occupied spectral band up to the cell in the most occupied spectral band according to the sequencing obtained, applying a shift in time of a second predefined duration that is at least equal to a period of time statistically necessary for the communication device to effect the pairing with the wireless access point and which is strictly less than said first predefined period.