WLAN Sensing Message Frame Parameter Configuration

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Solution Overview

Problem

Current research lacks defined parameters for the phases of wireless local area network (WLAN) sensing, which hampers the effectiveness of WLAN sensing in dense environments.

Innovation Solution

A communication method and apparatus that determine and send a first message frame with parameters configured to set a WLAN sensing function, including a dialog token, session identifier, session process identifier, identification bit, and sensing mode identification bit, to secure and define the WLAN sensing session, enabling better implementation of sensing operations across phases.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If WLAN sensing is implemented without defined parameters, then the system is simpler to implement, but the sensing effectiveness in dense environments deteriorates

Engineering Contradiction:
Improveease of implementationVSAvoidsensing effectiveness
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent introduces specific parameter changes by defining dialog token, session identifier, session process identifier, identification bit, and sensing mode identification bit. These parameters transform the vague WLAN sensing mechanism into a structured system with clear phase definitions, resolving the contradiction between implementation simplicity and sensing effectiveness in dense environments.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent segments the WLAN sensing process into distinct phases (setup, measurement, reporting, termination) with specific parameters for each phase. This segmentation allows the system to maintain simplicity in each phase while achieving overall effectiveness through coordinated phase management, addressing the contradiction between ease of implementation and sensing reliability.

Inventive Principle:
Principle #1Segmentation

2Productivity

If WLAN sensing parameters are defined, then the sensing efficiency and flexibility improve, but the system complexity increases

Engineering Contradiction:
Improvesensing efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent creates a universal parameter set that serves multiple functions: dialog token provides authentication, session identifier manages multiple sessions, session process identifier tracks interactions, identification bit indicates frame types, and sensing mode identification bit specifies operational modes. This multi-functionality achieves high sensing efficiency while controlling complexity by consolidating multiple needs into unified parameters.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

By standardizing parameter definitions across all sensing phases, the patent enables efficient parameter-driven control without requiring complex adaptive logic. The structured parameter changes allow the system to handle diverse sensing scenarios through parameter configuration rather than complex system reconfiguration, improving productivity while managing device complexity.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If multiple interaction phases are supported, then the adaptability of WLAN sensing improves, but the frame verification and session security requirements increase complexity

Engineering Contradiction:
Improvemulti-phase interaction capabilityVSAvoidframe verification complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the multi-phase interaction into distinct phases (setup, measurement, reporting, termination), each with specific parameter requirements. This segmentation simplifies frame verification by providing clear phase-specific verification rules rather than a single complex verification mechanism, enabling adaptability across phases while managing verification complexity through structured phase management.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements feedback mechanisms through session identifiers and process identifiers that track interactions across phases. This feedback structure enables the system to adapt to different phases while maintaining security through verified state tracking, reducing the complexity of frame verification by providing clear state management rules for each phase transition.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20240349093A1Communication method and communication apparatus
Publication Date: 2024.10.17 BEIJING XIAOMI MOBILE SOFTWARE CO LTD
  • US20240349093A1 patent drawing
  • US20240349093A1 patent drawing

AI summary

A communication method includes: determining a first message frame, the first message frame comprising parameters for configuring a WLAN sensing function; and sending the first message frame.