Radiowave Information Output Device for Interference Investigation

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Solution Overview

Problem

Current methods for investigating radiowave interference require on-site investigators, leading to time and labor inefficiencies due to the need to sift through a large amount of information from numerous sensors.

Innovation Solution

A radiowave information output device that receives and collates radiowave data from sensors, identifying unknown radiowaves by matching meta data and signal waveforms with known patterns, and outputs specific information about these unknown radiowaves.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If all radiowave information from numerous sensors is provided to users, then complete information is available for investigation, but information overload occurs causing excessive time and labor for investigation

Engineering Contradiction:
Improvecompleteness of radiowave informationVSAvoidtime for investigating radiowave interference
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The system extracts only the essential and relevant radiowave information from the vast amount of sensor data. By identifying and outputting only key parameters related to interference sources, the system eliminates information overload while preserving the completeness of critical data needed for investigation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The radiowave information is segmented into different categories and levels of importance. The system divides the comprehensive sensor data into structured segments, presenting only the most relevant portions to users, thereby reducing investigation time while maintaining information completeness.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If on-site investigators are deployed to check radio status and specify interference sources, then accurate investigation can be conducted, but time and labor requirements increase significantly

Engineering Contradiction:
Improveaccuracy of radiowave interference investigationVSAvoidefficiency of interference investigation
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system performs self-service by automatically collecting, analyzing, and processing radiowave information from sensors without requiring on-site investigators. The automatic identification of interference sources maintains measurement precision while dramatically improving productivity by eliminating manual field investigation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The mechanical system of on-site investigators physically checking radio status is replaced with an automated electronic system that collects and analyzes sensor data remotely. This substitution maintains or improves investigation accuracy while significantly increasing efficiency by eliminating human field deployment.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Area of stationary object

If a large number of sensors are installed to capture comprehensive radiowave data, then complete coverage is achieved, but the amount of information to be processed increases

Engineering Contradiction:
Improvecoverage area of radiowave monitoringVSAvoidcomplexity of information processing system
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The system extracts only the essential features and parameters from the vast amount of sensor data collected across the coverage area. By filtering and selecting only relevant information, the system maintains comprehensive spatial coverage while reducing the complexity of data processing and analysis.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS20250080147A1Radiowave information output device, radiowave information output method, and recording medium
Publication Date: 2025.03.06 NEC CORP
  • US20250080147A1 patent drawing
  • US20250080147A1 patent drawing
  • US20250080147A1 patent drawing

AI summary

A radiowave information output device receives reception waveform data and radiowave information for a reception radiowave being a radiowave received by a radiowave sensor, executes collation in such a way as to determine whether reception meta data being information included in the received radiowave information and identification information relating to a transmission source of a radiowave match with collation meta data being identification information relating to a transmission source of a known radiowave, executes collation for the reception radiowave whose reception meta data do not match with any piece of the collation meta data in such a way as to determine whether a reception signal waveform matches with a collation signal waveform being a signal waveform of the known radiowave, and outputs unknown radiowave information for an unknown radiowave being the reception radiowave whose reception signal waveform does not match with any of the collation signal waveforms.