Wired Access Control Apparatus Locator With Audible Alerts

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Solution Overview

Problem

Locating access control apparatuses within access control systems is time-consuming for technicians, especially when installation documentation is inadequate or when technicians other than the installer are involved.

Innovation Solution

A method involving the transmission of signals through wired connections to access control apparatuses, causing them to emit sounds or lights to facilitate easy identification and location within a controlled space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If technicians locate access control apparatuses by walking around the building, swiping cards, physically tracing wires, or using telecom tone generators, then the access control apparatuses can be located, but the process is very time consuming

Engineering Contradiction:
Improvetime to locate access control apparatusesVSAvoidease of locating access control apparatuses
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The access control apparatuses are pre-programmed with unique identifiers and pre-configured to respond to locate commands. The system pre-establishes communication channels through existing wired connections, so when a locate command is issued, the apparatuses are ready to immediately emit sounds or lights at their locations without requiring physical tracing or manual searching.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces manual mechanical locating methods (physically tracing wires, walking around the building, using telecom tone generators) with an automated electronic system. The controller sends electronic signals through existing wiring, and the access control apparatuses electronically respond by emitting sounds or lights, eliminating the need for physical tracing and manual search.

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

2Productivity

If technicians manually locate access control apparatuses, then the apparatuses can be identified, but the process requires significant manual effort and time

Engineering Contradiction:
Improvemaintenance and modification efficiencyVSAvoidtime for maintenance tasks
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The access control apparatuses perform self-identification by automatically emitting sounds or lights when receive locate commands from the controller. This self-service capability eliminates the need for technicians to manually trace wires or physically search for apparatuses, significantly improving maintenance efficiency and reducing task time.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements a feedback mechanism where the controller sends locate commands through existing wiring, and the access control apparatuses respond with audible or visual signals at their locations. This feedback loop allows technicians to quickly identify apparatus positions without manual searching, improving productivity and reducing maintenance time.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12430967B2Access control apparatus locator
Publication Date: 2025.09.30 HONEYWELL INTERNATIONAL INC
  • US12430967B2 patent drawing
  • US12430967B2 patent drawing

AI summary

A method for locating at least one access control apparatus within an access control system is provided. The method includes transmitting, through a wired connection, the wired connection being between a controller and at least one access control apparatus, a signal comprising at least one access control apparatus instruction to at least one of a first access control apparatus and a second access control apparatus, and performing at least one response (ex. emitting a sound and/or light) by at least one of the first access control apparatus and the second access control apparatus. The signal, in certain instances, may be sent from the controller (ex. initiated by software installed on the controller), or from a handheld device (ex. patching into the wired connection). By performing this response, a user is more easily able to locate at least one of the first access control apparatus and the second access control apparatus.