Hotspot Access Control via Targeted De-authentication

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Solution Overview

Problem

Existing electronic devices struggle to efficiently manage changes in hotspot parameters and access permission client device information, leading to disruptions in wireless communication connections.

Innovation Solution

An electronic device with a communication interface, memory, and processors that identifies changes in hotspot parameters or access permission client device information, and responds by transmitting de-authentication messages to appropriate client devices, followed by reconnection through probe requests and responses.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the electronic device transmits de-authentication messages to all client devices when hotspot parameters change, then the connection stability is improved, but the communication complexity increases

Engineering Contradiction:
Improveconnection stabilityVSAvoidcommunication complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies local quality by differentiating the treatment of client devices based on their access permission status. The electronic device transmits de-authentication messages with different characteristics to permitted versus non-permitted devices, allowing targeted management that maintains connection stability for authorized devices while simplifying the overall communication protocol.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent segments the client device management process into distinct categories: permitted client devices and non-permitted client devices. This segmentation allows the electronic device to apply different de-authentication message transmission strategies to each group, reducing the complexity of managing all devices uniformly while maintaining reliable connections where needed.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the electronic device performs reconnection procedures for all client devices, then the connection reliability is improved, but the time consumption increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoidreconnection time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent applies partial action by performing reconnection procedures selectively only for permitted client devices rather than all connected devices. This partial reconnection approach maintains connection reliability for authorized devices while significantly reducing the overall time consumption that would result from attempting to reconnect every device in the network.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The patent implements preliminary action by pre-establishing access permission status for client devices before connection changes occur. This pre-categorization allows the electronic device to quickly identify which devices require reconnection procedures, avoiding time-consuming verification processes during the reconnection itself and enabling faster, more reliable connections for permitted devices.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250168744A1Electronic device and system, and communication connection method for same
Publication Date: 2025.05.22 SAMSUNG ELECTRONICS CO LTD
  • US20250168744A1 patent drawing
  • US20250168744A1 patent drawing
  • US20250168744A1 patent drawing

AI summary

An electronic device includes a communication interface, memory storing instructions and access permission client device information, and one or more processors, coupled with the communication interface and the memory, configured to control the electronic device. The instructions, when executed by the one or more processors individually or collectively, cause the electronic device to, based on identifying that at least one of a hotspot parameter or the access permission client device information is changed, transmit, through the communication interface, a first de-authentication message including the hotspot parameter to a first client device of which access is permitted and transmit, through the communication interface, a second de-authentication message to a second client device of which access is not permitted, and, based on receiving a probe request from the first client device, perform reconnection with the first client device by transmitting, through the communication interface, a probe response to the first client device.