System and method for facilitating access to a secured area
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Solution Overview
Problem
Existing movable barrier operator systems do not effectively manage access to secured areas by allowing temporary or one-time access while maintaining security, as temporary codes do not restrict access once inside the barrier area, necessitating additional keys for passageway doors and complicating access control for multiple guests.
Innovation Solution
A system that uses a movable barrier operator and a passageway door lock, controlled by a remote signal, to differentiate between primary and secondary access levels, allowing the garage door to open while locking the passageway door for guests, using a smartphone app or keypad to manage access permissions and automate the locking mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If temporary or one-time use codes are provided to guests for garage door access, then guests can enter the garage area, but guests can also access the passageway door leading to the interior of the house
Solution Approach 1:
The access control system is segmented into two independent components: a movable barrier operator for the garage door and a lock for the passageway door. This segmentation allows independent control of each barrier, enabling the garage door to open for guests while the passageway door remains locked, thus resolving the security issue without compromising guest access convenience
Solution Approach 2:
A controller acts as an intermediary between the temporary use code input and the two barriers. The controller receives the temporary use code, authenticates it, and then selectively actuates either the movable barrier operator, the lock, or both based on the authenticated permissions. This intermediary enables differentiated access control where guests can be granted garage access without passageway access
2Ease of operation
If multiple guests are granted temporary entry codes, then access management becomes simpler, but some guests may need keys to the passageway door if house access is necessary
Solution Approach 1:
The temporary use code system is designed to be universal and multi-functional, capable of granting different levels of access (garage only, garage plus passageway, or garage with time restrictions) through a single authentication mechanism. This eliminates the need for multiple physical keys while maintaining flexible access management for different guest types
Solution Approach 2:
The access control system changes parameters of the temporary use code to differentiate access levels. By modifying parameters such as permission flags (garage access vs. passageway access) and time restrictions within the code structure, the system can accommodate multiple guests with different access requirements without requiring different physical keys or complex key management
3Reliability
If a lock is added to the passageway door to maintain security, then security is improved, but the system complexity increases
Solution Approach 1:
The lock for the passageway door is merged with the existing movable barrier operator system and controlled by the same controller that manages the garage door. This consolidation integrates the new security feature into the existing infrastructure, minimizing additional complexity while achieving the desired security enhancement
Solution Approach 2:
The system provides self-service access control where the controller automatically authenticates temporary use codes and selectively actuates the appropriate barriers without requiring manual intervention. The authenticated user simply needs to provide the temporary use code, and the system autonomously determines and executes the appropriate access grant (garage door only, passageway door only, or both), reducing operational complexity
Data Source
AI summary
In one aspect, a portable electronic device is provided for accessing a secured area to deliver a package therein. The portable electronic device includes a sensor configured to detect an indicium of the package and communication circuitry configured to communicate a message to a server computer associated with the package upon the sensor detecting the indicium. The communication circuitry is further configured to receive delivery information from the server computer, the delivery information including at least a location of the secured area. The portable electronic device further includes a processor operatively coupled to the sensor and the communication circuitry. The processor is configured to cause, via the communication circuitry, the movable barrier operator to open a movable barrier associated with the secured area.