Transmission Module Signal Strength Output for Interval Fault Detection

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Solution Overview

Problem

Conventional communication status analysis methods struggle to effectively grasp communication abnormalities in networks where information is transmitted through multiple modules, particularly in terms of signal strength fluctuations and transmission intervals, making it difficult to identify issues along the transmission path.

Innovation Solution

A communication status output apparatus that outputs sending power information and received signal strength information for each piece of send target information, with the interval between these outputs corresponding to the transmission period, allowing for a clear visualization of communication status and interval changes between transmission modules.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional communication status analysis methods are used, then basic signal strength can be measured, but transmission interval changes and communication abnormalities cannot be effectively detected

Engineering Contradiction:
Improvecommunication status detection accuracyVSAvoidtransmission interval measurement capability
Core Design Contradiction:
Measurement precisionVSDifficulty of detecting and measuring

Solution Approach 1:

The system preliminarily records the transmission interval (time from sending to receiving) before analyzing communication status. This pre-recorded interval data is then used to detect abnormalities by comparing against standard intervals, enabling effective detection of transmission path issues without requiring complex real-time analysis

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback by comparing the actual transmission interval against a predetermined standard interval. When deviations are detected, the system provides feedback about the abnormality, enabling continuous monitoring and detection of communication status changes along the transmission path

Inventive Principle:
Principle #23Feedback

2Reliability

If detailed communication status information is collected for each transmission, then communication abnormalities can be identified, but system complexity increases

Engineering Contradiction:
Improvecommunication status monitoring reliabilityVSAvoidcommunication status output apparatus complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system extracts only the essential communication status information needed for abnormality detection: sending time, receiving time, and transmission interval. By taking out only these critical parameters rather than collecting all possible communication data, the system achieves reliable monitoring while keeping the apparatus complexity manageable

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The communication status monitoring is segmented into distinct functional components: a recording unit that captures transmission interval data, and an output unit that presents the information. This segmentation allows each component to perform its specific function efficiently, maintaining reliability while avoiding the complexity of a monolithic system

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9642095B2Communication status output apparatus, communication status output method, communication status output program, and transmission module
Publication Date: 2017.05.02 OMRON CORP
  • US9642095B2 patent drawing
  • US9642095B2 patent drawing
  • US9642095B2 patent drawing

AI summary

When a status of communication between a first transmission module and a second transmission module that is located downstream of the first transmission module on a predetermined transmission path is output, received signal strength information is output for each piece of send target information in order of transmission, and regarding this output, an interval between output of received signal strength information associated with send target information transmitted immediately before transmission of one piece of send target information and output of received signal strength information associated with the one piece of send target information corresponds to a transmission period of the one piece of send target information from the first transmission module to the second transmission module. This makes it easy to grasp a status of communication between arbitrary transmission modules in a network in which information is transmitted sequentially via a plurality of transmission modules along a predetermined transmission path.