Wireless Automation Component Power Optimization

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Solution Overview

Problem

Building automation systems face challenges in optimizing wireless device radio transmit power levels, leading to unreliable communication and interference within field level networks, which affects performance and reliability.

Innovation Solution

Implementing a system where automation components can process communication variables to optimize radio transmit power levels, adjusting them based on factors like the number of neighbors, link quality, and received signal strength to minimize interference and ensure reliable communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If radio transmit power levels are increased to ensure reliable communication, then communication reliability is improved, but interference increases and communication performance deteriorates

Engineering Contradiction:
Improvecommunication reliabilityVSAvoidinterference
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent implements dynamic adjustment of radio transmit power levels based on real-time communication conditions. The system continuously monitors communication quality metrics and automatically adjusts power levels to maintain reliable communication while minimizing interference, transitioning from static to dynamic power control

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the radio transmit power parameter adaptively based on communication conditions. By adjusting this key parameter in response to monitored performance metrics, the system optimizes the balance between communication reliability and interference generation

Inventive Principle:
Principle #35Parameter changes

2Object-generated harmful factors

If radio transmit power levels are optimized to reduce interference, then interference is reduced, but communication reliability may deteriorate

Engineering Contradiction:
ImproveinterferenceVSAvoidcommunication reliability
Core Design Contradiction:
Object-generated harmful factorsVSReliability

Solution Approach 1:

The patent implements a feedback mechanism that continuously monitors communication quality and uses this information to adjust power levels. The system measures communication performance metrics and feeds this information back to the power control algorithm, which then adjusts transmit power to maintain reliability while minimizing interference

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs self-optimization by automatically adjusting its own power levels based on monitored communication conditions. Each device independently monitors its communication quality and adjusts its transmit power accordingly, enabling autonomous optimization without external intervention

Inventive Principle:
Principle #25Self-service

3Device complexity

If fixed power levels are used to simplify control, then device complexity is reduced, but communication performance and adaptability deteriorate

Engineering Contradiction:
Improvecontrol complexityVSAvoidcommunication performance
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent enables devices to automatically optimize their own power levels through self-service mechanisms. Each device monitors its own communication conditions and independently adjusts its power settings, eliminating the need for complex external control systems while maintaining high adaptability to changing conditions

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10379504B2Method and apparatus to optimize power to maximize performance of mesh sensors and control networks
Publication Date: 2019.08.13 SIEMENS INDUSTRY INC
  • US10379504B2 patent drawing
  • US10379504B2 patent drawing
  • US10379504B2 patent drawing

AI summary

An automation component configured for optimized wireless communication within a building automation system is disclosed. The automation component includes a wireless communications component, a processor in communication with the wireless communications component, a memory in communication with the processor, the memory configured to store computer readable instructions which are executable by the processor. The computer readable instructions being programmed to process at least one communication variable received via the wireless communications component; to optimize a communication or radio transmit power level associated with the wireless communication component, wherein the optimized communication power level is a function of the at least one communication variable; and an adjustment of the communication power level associated with the wireless communication component based on the optimized communication power level.