Optical Transceiver Insertion Structure with Detachment Detection

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Solution Overview

Problem

Existing optical transceivers, particularly those incompatible with hot-swapping, require advance preparation such as unmounting and power supply stop before removal, leading to potential electrical damage and malfunctions if not properly executed.

Innovation Solution

An insertion/removal structure that includes a cover detachably fixed by a fixing member, with a detection unit to detect detachment of the fixing member, triggering necessary processing before removal, ensuring safe insertion and removal of optical transceivers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual unmounting and power supply stop procedures are required before removal, then electrical damage can be prevented, but operation complexity and time consumption increase

Engineering Contradiction:
Improveprevention of electrical damageVSAvoidoperation complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs unmounting and power supply stop procedures automatically before the optical transceiver is physically removed. The control unit detects removal intent and executes necessary preprocessing steps in advance, eliminating the need for manual intervention and reducing operation complexity while maintaining electrical safety.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The optical transmission apparatus autonomously manages the removal process by detecting when an optical transceiver is being removed and automatically executing the required unmounting and power supply stop procedures. The system serves itself by monitoring its own state and performing necessary actions without external control, simplifying the user interface while ensuring electrical damage prevention.

Inventive Principle:
Principle #25Self-service

2Productivity

If hot-swapping capability is implemented, then productivity is improved, but system complexity increases

Engineering Contradiction:
Improvehot-swapping capabilityVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system prepares for hot-swapping by automatically executing unmounting and power supply stop procedures before the optical transceiver is physically removed or inserted. This preliminary automated action enables hot-swapping functionality without requiring complex manual intervention protocols, managing system complexity through automated sequencing of operations.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If automated detection and control are implemented, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveautomation of removal proceduresVSAvoiddetection and control unit complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The detection unit and control unit work together to create a self-managing system that automatically detects when an optical transceiver is being removed and executes the necessary unmounting and power supply stop procedures. The system monitors its own operational state and performs required actions autonomously, improving ease of operation while managing complexity through integrated self-service architecture.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250253952A1Insertion/removal structure, insertion/removal method, and optical transmission apparatus
Publication Date: 2025.08.07 NEC CORP
  • US20250253952A1 patent drawing
  • US20250253952A1 patent drawing
  • US20250253952A1 patent drawing

AI summary

Provided are an insertion/removal structure, an insertion/removal method, and an optical transmission apparatus that make it possible to safely insert/remove an optical transceiver. The insertion/removal structure of the optical transceiver includes: an optical transmission apparatus; an optical transceiver configured to be insertable/removable into/from a port of the optical transmission apparatus; and a cover configured to cover a portion, being exposed from the port, of the optical transceiver inserted into the port, and the cover covering the optical transceiver is detachably fixed to an attachment unit of the optical transmission apparatus by a fixing member.