Dockable Control Unit Architecture for Accessible Fire Service Operation

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Solution Overview

Problem

Existing operating systems for fire service technology are not reliable or flexible enough to ensure safe and adaptable operation of functional units, particularly when environmental conditions change or when access to the primary interface is restricted.

Innovation Solution

An operating system with a bus system that allows functional units to be operated via a dockable operating unit with both primary and secondary interfaces, enabling flexible adaptation to different conditions and allowing for 'hot plugging' of control units, ensuring continuous operation even when the primary interface is inaccessible.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single control unit is located near the functional unit (main interface), then the control is reliable and direct, but the system lacks flexibility when the interface becomes inaccessible

Engineering Contradiction:
Improveflexibility of control unit locationVSAvoidnumber of interfaces
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The control unit is designed with universal docking capability to both the main interface near the functional unit and the auxiliary interface at a remote location. This multi-functionality allows the same control unit to operate from different positions depending on accessibility requirements, resolving the contradiction between flexibility and complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The bus system acts as an intermediary communication medium connecting the main interface and auxiliary interface to the functional unit. This mediator enables the control unit to communicate with the functional unit regardless of which interface is used, allowing flexible positioning without increasing actual system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If radio remote control is used for operational flexibility, then remote operation is enabled, but safety and reliability are compromised

Engineering Contradiction:
Improveremote operation capabilityVSAvoidsafety of control
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The bus system serves as a reliable intermediary communication channel between the control unit and functional units. Unlike radio remote control, this wired bus communication provides robust, interference-free signal transmission while still enabling remote operation through the auxiliary interface, thus maintaining both flexibility and safety.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If the control unit is fixed at the main interface, then the system structure is simple, but operation is impossible when the interface is inaccessible

Engineering Contradiction:
Improveaccessibility of controlVSAvoidresponse to environmental changes
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The control unit's position is made dynamic rather than fixed. It can be docked at the main interface when accessible or moved to the auxiliary interface when environmental conditions change (e.g., vehicle positioning). This dynamic adaptability ensures continuous ease of operation while responding to changing environmental circumstances.

Inventive Principle:
Principle #15Dynamics

4Adaptability or versatility

If multiple interfaces are provided for flexible operation, then adaptability improves, but the system complexity increases

Engineering Contradiction:
Improveinterface flexibilityVSAvoidsystem configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The main interface and auxiliary interface are merged into a unified communication architecture through the bus system. Both interfaces connect to the same functional units via the bus, creating a logically integrated system. This merging approach provides interface flexibility without proportionally increasing system complexity, as the underlying communication infrastructure remains unified.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP3838352B1Operating system for operating functional units
Publication Date: 2023.09.20 ALBERT ZIEGLER GMBH & CO KG
  • EP3838352B1 patent drawingFigure 1~2
  • EP3838352B1 patent drawingFigure 3

AI summary

A control system for operating functional units (12), particularly in the field of fire service technology, is proposed, comprising at least one system base (13) equipped with a bus system (19) and having at least one functional unit (12) belonging to the control system (11), wherein the functional unit (12) is assigned a control unit (15) which is capable of outputting function unit-specific control signals that are recognizable by the assigned functional unit (12), wherein the control unit (15) is docked to a main interface (16) on the system base (13) and is detachable from there, wherein the system base (13) has at least one additional interface (18) which is coupled to the at least one main interface (16) via the bus system (19) and to which the control unit (15) can be docked instead of the main interface.