Access Point Capability Sharing for Multi-Link Connection

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Solution Overview

Problem

Communication apparatuses may fail to connect to a suitable access point, especially when multi-link communication is required, leading to suboptimal throughput and latency issues.

Innovation Solution

An information processing apparatus equipped with a processor and memory, capable of searching for external access points and determining their multi-link communication support, then transmitting this information to an external apparatus to facilitate connection to a suitable access point.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a terminal apparatus transmits connection setting information to a communication apparatus, then the wireless LAN connection settings are simplified for the user, but the communication apparatus cannot connect to a suitable access point in some cases

Engineering Contradiction:
Improveconnection settingsVSAvoidconnection to suitable access point
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The terminal apparatus performs preliminary actions by searching for access points and obtaining multi-link communication support information before transmitting connection setting information. This allows the communication apparatus to be pre-configured with accurate access point capabilities, ensuring reliable connection to suitable access points while maintaining simplified user operation.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If multi-link communication is established via multiple frequency channels, then communication throughput is improved, but the requirement for multi-link communication support increases system complexity

Engineering Contradiction:
Improvecommunication throughputVSAvoidmulti-link communication support
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The terminal apparatus acts as an intermediary that gathers multi-link communication support information from access points and transmits it to the communication apparatus. This intermediary role enables the communication apparatus to automatically configure multi-link communication without requiring complex manual setup, thus improving throughput while managing system complexity through automated information exchange.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If the communication apparatus autonomously searches for access points and determines multi-link support, then connection reliability is improved, but the operation complexity and time consumption increase

Engineering Contradiction:
Improveconnection to suitable access pointVSAvoidsearch and determination time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent merges the access point search function and multi-link support determination function into the terminal apparatus, which then consolidates this information into connection setting information transmitted to the communication apparatus. This combination approach ensures reliable connection by gathering all necessary information beforehand, while reducing time loss by performing these operations in parallel rather than sequentially during the connection process.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20250254607A1Information processing apparatus, method, and storage medium
Publication Date: 2025.08.07 CANON KK
  • US20250254607A1 patent drawing
  • US20250254607A1 patent drawing
  • US20250254607A1 patent drawing

AI summary

An information processing apparatus that communicates with an external apparatus includes searching for an external access point, obtaining information indicating whether the access point found by the search supports multi-link communication, and transmits information about the access point found by the search to the external apparatus, wherein the transmitted information includes the obtained information indicating whether the access point supports multi-link communication.