Time Synchronization Profile Detection Across Multi-Profile Networks

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Solution Overview

Problem

Existing communication devices struggle to identify and detect changes in the profile used by opposing devices in a network, especially when multiple profiles are involved, due to optional implementation of profile identification mechanisms and potential soft errors.

Innovation Solution

A communication device and method that continuously identifies and determines profile changes by analyzing time synchronization signals, using information inherent in the signals rather than management messages, to ensure consistent profile identification regardless of device mounting situations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the management message mechanism is used to identify the profile of the opposing device, then the profile can be identified, but the implementation is optional and not necessarily implemented in all commercially available devices

Engineering Contradiction:
Improveprofile identification accuracyVSAvoiddevice compatibility
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The time synchronization signal itself carries profile identification information, allowing the signal to serve dual purposes: both synchronization and profile identification. This eliminates the need for separate management messages and ensures compatibility across all devices that implement the time synchronization protocol.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent combines the profile identification function with the time synchronization signal by embedding profile-specific information (such as message types, transmission intervals, or signal characteristics) within the synchronization protocol. This merging ensures that profile identification works universally across all devices supporting the synchronization protocol, regardless of optional management message implementation.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If the profile setting is changed during operation or a soft error occurs, then the profile may change or error may occur, but continuous detection capability is required

Engineering Contradiction:
Improveprofile change detectionVSAvoidprofile stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system continuously monitors the time synchronization signal characteristics and compares them against the expected profile parameters. When deviations are detected (indicating a profile change or error), the system can trigger alerts or corrective actions. This feedback mechanism ensures reliable detection of profile changes while maintaining system stability through continuous verification.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent implements continuous profile monitoring by constantly analyzing incoming time synchronization signals for profile-specific characteristics. This continuous action ensures that any profile changes or errors are detected immediately, maintaining both adaptability to changes and reliability through persistent verification of profile integrity.

Inventive Principle:
Principle #20Continuity of useful action

3Adaptability or versatility

If multiple profiles are supported by a single GMC, then future network configurations are enabled, but the complexity of identifying and managing different profiles increases

Engineering Contradiction:
Improvemulti-profile supportVSAvoidprofile management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent extracts profile identification information from the structure and characteristics of the time synchronization signal itself, separating the identification function from complex management messaging. By encoding profile identifiers in observable signal properties (message types, intervals, or format variations), the system reduces management complexity while maintaining multi-profile support capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS20250358753A1Communication device and communication method
Publication Date: 2025.11.20 NIPPON TELEGRAPH & TELEPHONE CORP
  • US20250358753A1 patent drawing
  • US20250358753A1 patent drawing
  • US20250358753A1 patent drawing

AI summary

A communication device (10) includes an identification unit (12) that continuously identifies a profile used by opposing devices (1, 2) on the basis of information regarding transmission and reception of a time synchronization signal in accordance with a single profile among a plurality of profiles and a time synchronization method, included in the time synchronization signal acquired from the opposing devices (1, 2) and a determination unit (14) that determines whether or not the profile used by the opposing devices (1, 2) changes, on the basis of a past profile identified by the identification unit (12) and a current profile identified by the identification unit (12).