Electronic Door Wiring Channel for Protected Smart Access

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Solution Overview

Problem

Existing electronic door systems lack advanced features for secure and convenient access control, energy management, and integration with smart home technologies.

Innovation Solution

An electronic door system comprising a door frame, a door hingedly coupled to the frame, an electrically-controllable component, a door wiring harness, and a cover, which includes sensors, a controller, and modules for power management, communication, and user interface, enabling secure access decisions, energy efficiency, and integration with smart home systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If wires are routed along the peripheral edge of the door within a channel, then the wiring harness is protected and organized, but the door structure becomes more complex

Engineering Contradiction:
Improvewiring harness protectionVSAvoiddoor structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The wiring harness is nested within a channel that is integrated into the door structure. The channel acts as a protective conduit that is built into the door's peripheral edge, allowing the wiring to be housed within the door itself rather than requiring external routing. This nesting approach protects the wiring while minimizing additional structural complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

A cover is introduced as an intermediary element that seals the channel containing the wiring harness. The cover protects the exposed ends of the wiring at the perimeter of the door, preventing contact with external objects while maintaining a clean appearance. This intermediary component resolves the contradiction by providing protection without significantly increasing structural complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a cover is added to protect the wiring harness and channel, then the wiring is protected from damage, but the manufacturing process becomes more complex

Engineering Contradiction:
Improvewiring protectionVSAvoidmanufacturing process
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The door assembly is segmented into distinct components: the door structure with integrated channel, the wiring harness, and the protective cover. This segmentation allows each component to be manufactured separately using optimized processes, then assembled together. The cover can be produced as a separate molded part and installed after door assembly, simplifying the overall manufacturing process despite adding protection.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The channel serving as both a structural element of the door and a protective conduit for the wiring harness. By making the channel multi-functional (both structural and protective), the design reduces the need for additional separate components, thereby simplifying manufacturing while still providing wiring protection.

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

3Reliability

If sensors and controllers are integrated into the door system for access control, then security and monitoring capabilities are improved, but the device complexity increases

Engineering Contradiction:
Improveaccess control securityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Multiple functional components (sensors, controllers, power management, communication modules) are merged into a single integrated door system. The controller serves as a central hub that coordinates access control, power distribution, and communication functions. This merging reduces overall system complexity by eliminating the need for separate standalone devices while maintaining enhanced security and monitoring capabilities.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The controller is designed as a multi-functional device that performs access control, power management, sensor data processing, and wireless communication. By making the controller universal and capable of handling multiple functions, the system achieves improved security and monitoring without proportionally increasing complexity, as one component performs multiple roles.

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

4Reliability

If a wireless mesh network is implemented for module communication, then system reliability and communication efficiency are improved, but the device complexity increases

Engineering Contradiction:
Improvecommunication reliabilityVSAvoidcommunication system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The wireless mesh network is designed to be self-organizing and self-configuring. Nodes in the network automatically establish connections and route data without requiring manual configuration or centralized control. This self-service capability allows the communication system to adapt dynamically to changes in the network topology while maintaining reliability, without significantly increasing the complexity of individual nodes.

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

The system provides enhanced security through intelligent access control, efficient energy management with backup power and smart power distribution, and seamless integration with smart home technologies, improving user convenience and security.

Implementation Method 1

The power converter is configured to receive AC power from a mains power source and convert the AC power to DC power

Methodology Applied
Scientific EffectAC to DC conversion:

Implementation Method 2

a backup battery disposed within the access panel

Methodology Applied
Scientific EffectBattery energy storage: Battery (electricity)

Implementation Method 3

a light strip, a light cover, A portion of the light strip extends into the head jamb

Methodology Applied
Scientific EffectLight emission: Light Emitting Diode

Data Source

PatentUS20250116154A1Electronic door system
Publication Date: 2025.04.10 THERMA TRU CORP
  • US20250116154A1 patent drawing
  • US20250116154A1 patent drawing
  • US20250116154A1 patent drawing

AI summary

An electronic door system includes a door frame, a door hingedly coupled to the door frame, an electrically-controllable component coupled to or disposed within the door, a door wiring harness, and a cover. The door defines a channel extending along at least a portion of a peripheral edge thereof. The door wiring harness includes a wire extending along and within the channel. The wire is coupled to the electrically-controllable component. The cover extends along the peripheral edge and covers the channel.