Integrated Door Handle with Wireless Energy Transceivers
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Solution Overview
Problem
Current door security systems are labor-intensive and costly to install due to extensive wiring requirements, and offline systems lack real-time data feedback and backup power, leading to inefficiencies and high maintenance needs.
Innovation Solution
A door security apparatus using energy transceivers to connect a door strike and locking device with a microprocessor and access interface over a single electrical circuit, enabling wireless communication and power transfer, reducing wiring needs and incorporating real-time data reporting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional online door security systems use individual wiring for each device (reader, door strike, door position switch, egress switch), then reliable communication and control are achieved, but installation labor costs and wiring complexity increase significantly
Solution Approach 1:
The patent combines multiple separate devices (door strike, door position switch, egress switch, and control logic) into a single integrated door handle assembly. This consolidation eliminates the need for individual wiring to each component, reducing wiring complexity while maintaining system reliability through integrated communication buses and shared power supply.
Solution Approach 2:
The integrated door handle performs multiple functions simultaneously: it serves as the door strike, contains the door position switch, includes the egress switch, and houses the control logic for authentication. This multi-functionality allows a single device to replace multiple separately-wired components, dramatically reducing installation labor and wiring requirements.
2Ease of manufacture
If offline door security systems use battery operation to eliminate wiring, then installation costs are reduced, but maintenance requirements increase due to scheduled battery replacement
Solution Approach 1:
The patent replaces the mechanical battery-powered system with an electronically-powered system that draws power from the building's existing electrical infrastructure through the door strike wiring. This substitution eliminates batteries and associated maintenance while maintaining the wireless communication capabilities between the door handle and controller.
3Device complexity
If offline security systems use battery operation to avoid wiring, then installation complexity is reduced, but system reliability decreases when battery fails without backup
Solution Approach 1:
The patent replaces the battery-powered offline system with an online system that draws continuous power from the building's electrical infrastructure. This substitution ensures uninterrupted operation and eliminates the reliability issues associated with battery failure, while still maintaining simplified installation through the use of existing door strike wiring for power delivery.
4Quantity of substance
If offline systems write security events to cards for reporting, then data storage is achieved, but real-time reporting capability is lost
Solution Approach 1:
The patent implements a real-time feedback system where the integrated door handle continuously communicates with the central controller through a communication bus. Security events, door status changes, and authentication outcomes are immediately transmitted to the controller for real-time monitoring and reporting, eliminating the time delay inherent in writing events to cards.
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 simplifies installation, reduces labor and manufacturing costs, and provides real-time event reporting, eliminating the need for separate devices and minimizing downtime due to battery failures.
Implementation Method 1
A door strike is connected to a structure and electrically connected to a first energy transceiver... A door locking device is coupled to the door for locking and unlocking the door to the door strike. The door locking device is electrically connected to a second energy transceiver in spaced mating relationship and electrically communicating with the first energy transceiver.
Data Source
AI summary
A door security apparatus including a door strike connected to a structure and electrically connected to a first energy transceiver. The door strike is in spaced mating relationship to a door. A door-locking device is coupled to the door for locking and unlocking the door to the door strike. The door-locking device is electrically connected to a second energy transceiver in spaced mating relationship and electrically communicating with the first energy transceiver. The door-locking device includes an access interface communicating with a microprocessor for receiving an access credential. A controlling device is electrically connected to the first energy transceiver, and the controlling device initiates unlocking and locking the door to the door strike using the door-locking device after evaluating the validity of the access credential received from the access interface.