Electronic Door Plate Alarming Device for Room Location

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Solution Overview

Problem

Existing electronic door plates lack advanced features for quickly locating rooms and managing room states, particularly in environments like hospitals where efficient communication and operation are critical.

Innovation Solution

The electronic door plate incorporates a controlling module connected to a circuit board, which controls an alarming device, such as a lamplight or sound device, to perform alarming operations based on user instructions or system commands, enhancing room location and management capabilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional display and touch control functions are used, then basic room information display is achieved, but room location speed and operational efficiency are insufficient

Engineering Contradiction:
Improveroom location speedVSAvoiddevice structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The alarming device is segmented into independent components: light-emitting units with diffusing plates, sound-emitting units with sound holes, and separate controlling modules. This segmentation allows each component to perform its specific function efficiently while maintaining overall system manageability, resolving the contradiction between enhanced location speed and device complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The controlling module acts as an intermediary between the display system and the alarming devices. It receives instructions, determines the appropriate alarm type based on room state, and activates the corresponding alarming components. This intermediary structure enables automated response without requiring complex manual intervention, improving productivity while keeping the control architecture manageable

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If alarming devices are added to enable quick room location, then operational efficiency is improved, but device complexity increases

Engineering Contradiction:
Improveroom location capabilityVSAvoiddevice structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The alarming device integrates multiple functions into a single unit: visual alarm through light-emitting components, auditory alarm through sound-emitting components, and automated control through the controlling module. This multi-functional integration provides comprehensive room location capability while avoiding the need for multiple separate devices, thus improving ease of operation without proportionally increasing device complexity

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

Solution Approach 2:

The system implements self-service through automated alarm activation. When the controlling module receives a room state instruction, it automatically determines the appropriate alarm type and activates the corresponding alarming components without requiring manual intervention. This self-service mechanism simplifies operation while the automated logic manages the complexity of coordinating multiple alarm functions

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution enables operators to quickly locate rooms by using visual and auditory alarms, improving operational efficiency and communication in environments like hospitals, beyond traditional display and touch control functions.

Implementation Method 1

a diffusing soft-rubber structure is embedded in the slot... the diffusing soft-rubber structure is made from a polyvinyl chloride, a polyamide elastomer, a polyolefin elastomer or a polyurethane elastomer each of which is added a light diffusant

Methodology Applied
Scientific EffectLight diffusion: Scattering

Data Source

PatentUS12221828B2Electronic door plate and system for managing electronic door plate
Publication Date: 2025.02.11 BOE TECHNOLOGY GROUP CO LTD
  • US12221828B2 patent drawing
  • US12221828B2 patent drawing

AI summary

An electronic door plate and a system for managing an electronic door plate. The electronic door plate particularly includes: a center frame, a circuit board, a display screen, a back cover and an alarming device; the circuit board, the display screen and the alarming device are fixed to the center frame; the back cover is provided on one side of the center frame that is further away from the display screen, and is fixedly connected to the center frame; a controlling module is provided at the circuit board, and the controlling module is electrically connected to the alarming device; and the controlling module is configured for controlling the alarming device to perform an alarming operation.