Wireless Sensing Control Network Auto-Configuration

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Solution Overview

Problem

Current wireless sensing control systems require professional setup and lack mechanisms for easy channel management, disturbance avoidance, and signal differentiation, leading to instability and complexity in household DIY applications.

Innovation Solution

A three-layer wireless control system comprising a main controlling node, converting nodes, and terminal nodes that automatically communicate to establish and manage clean communication channels, generate controlling signals, and differentiate between correct and error signals, enabling auto-configuration and simple setup.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If wireless network sensing control system is implemented, then convenience and popularity of wireless electronic goods are improved, but system stability and ease of setup are worsened due to lack of professional setup requirements and channel management mechanisms

Engineering Contradiction:
Improveease of setupVSAvoidsystem stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system implements automatic channel selection and signal verification mechanisms where terminal nodes autonomously scan for available channels, receive verification signals from main controlling nodes, and establish connections without professional setup. This self-service approach resolves the contradiction by enabling easy setup while maintaining stability through automated reliability checks.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent implements feedback mechanisms where main controlling nodes transmit verification signals to terminal nodes to confirm correct channel selection and signal reception. This feedback loop ensures system stability by validating connections while maintaining ease of setup through automated verification processes that do not require user intervention.

Inventive Principle:
Principle #23Feedback

2Reliability

If channel management mechanism is added to avoid disturbance, then system reliability is improved, but device complexity increases

Engineering Contradiction:
Improvechannel stabilityVSAvoidchannel management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the wireless communication system into distinct layers: main controlling nodes that manage channel allocation and terminal nodes that execute communication. This segmentation resolves the contradiction by centralizing channel management functions in specific nodes, thereby improving overall channel stability without increasing complexity at each individual node.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The main controlling nodes perform multiple functions including channel scanning, verification signal transmission, and coordinate distribution. This multi-functionality resolves the contradiction by consolidating channel management tasks into unified node operations, improving channel stability while avoiding the need for separate complex management systems at each terminal node.

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

3Reliability

If mechanism for distinguishing correct and error signals is implemented, then system reliability is improved, but device complexity and difficulty of detecting signals are worsened

Engineering Contradiction:
Improvesignal accuracyVSAvoidsignal verification complexity
Core Design Contradiction:
ReliabilityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent introduces verification signals as intermediaries between controlling signals and device operations. Main controlling nodes transmit verification signals that terminal nodes use to authenticate correct signal reception. This intermediary mechanism resolves the contradiction by providing clear signal differentiation without requiring complex analysis at terminal nodes, thereby improving signal accuracy while maintaining detection simplicity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system performs preliminary signal verification before executing device operations. Terminal nodes receive and verify controlling signals in advance, confirming channel correctness and signal validity before acting. This preliminary action resolves the contradiction by establishing signal accuracy through pre-verification while keeping the detection process simple through straightforward signal comparison against expected verification patterns.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8054769B2Wireless sensing control network system and operating method thereof
Publication Date: 2011.11.08 NAT CHUNG SHAN INST SCI & TECH
  • US8054769B2 patent drawing
  • US8054769B2 patent drawing
  • US8054769B2 patent drawing

AI summary

The invention provides a wireless sensing control network system and method for controlling an electronic device. The wireless sensing control system is a three-layer system which comprises a main controlling node, converting nodes and terminal nodes. Particularly, the wireless sensing control network system of the invention provides: (1) channel-management and changing method; (2) auto-configuration method; (3) terminal node configuration method; (4) terminal node pairing method; (5) network control method and (6) technology for distinguishing between correct signal and error signal.