Elevator Management Device Auto-Configuration via Controller Querying

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Solution Overview

Problem

Establishing an interface between an elevator management device and an elevator controller is challenging, especially when original communication equipment is absent or when different management devices are installed, leading to a time-consuming and error-prone process.

Innovation Solution

A method involving issuing a series of commands to perform specific elevator functions, automatically determining active portions of the elevator controller, generating information about the relationships between these portions and functions, and configuring the management device to communicate with the controller based on this information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual connection and configuration is used, then flexibility and adaptability are maintained, but time consumption and error rate increase significantly

Engineering Contradiction:
Improveconfiguration accuracyVSAvoidconfiguration time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs self-configuration by automatically detecting communication protocols, identifying active controller portions, and establishing interfaces without requiring manual technician intervention. The management device autonomously queries the controller and configures itself based on detected information.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system pre-establishes a series of commands that automatically execute during configuration to determine active controller portions and generate relationship information before the actual communication interface is fully established, enabling proactive configuration rather than reactive setup.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If manual determination of active controller portions is performed, then configuration can be adapted to specific systems, but the process becomes tedious and error-prone

Engineering Contradiction:
Improvesystem adaptabilityVSAvoidconfiguration ease
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The management device sends queries to the controller and receives feedback information about which portions are active. This feedback loop enables the system to automatically adapt to different controller configurations without manual analysis, maintaining versatility while simplifying operation.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The manual mechanical process of physically connecting and manually configuring communication ports is replaced with an automated electronic system that electronically queries and determines active portions through programmed commands, eliminating human error while maintaining adaptability.

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

3Productivity

If automated configuration is implemented, then configuration time and error rate are reduced, but system complexity increases

Engineering Contradiction:
Improveconfiguration speedVSAvoidconfiguration system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The management device incorporates multi-functional capabilities including command issuance, active portion detection, relationship information generation, and communication interface establishment within a single integrated system, reducing overall complexity despite the automated configuration process.

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

Data Source

PatentUS12297081B2Method and system for configuring an elevator management device
Publication Date: 2025.05.13 OTIS ELEVATOR CO
  • US12297081B2 patent drawing
  • US12297081B2 patent drawing

AI summary

An illustrative example embodiment of a method of configuring an elevator management device includes issuing a predetermined series of commands to perform a corresponding series of elevator system functions; for each of the series of elevator system functions, automatically determining a respective portion of an elevator controller that is active during a corresponding one of the activated series of elevator system functions; automatically generating information including a relationship between the respective portions of the elevator controller and the corresponding ones of the activated series of elevator system functions; and configuring the elevator management device to communicate with the elevator controller based on the information.