Access Control Device Mediator for Mobile Credential Programming
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Solution Overview
Problem
Existing methods for programming identification media in access control systems require near-field communication, which not all mobile devices support, limiting the ability to reprogram access rights data without direct access to locking units.
Innovation Solution
The access rights data are transmitted from a mobile telecommunications device to the identification medium via an access control device, using a first wireless communication interface for short-range radio, such as Bluetooth, and a second interface for near-field communication, enabling compatibility with a wider range of mobile devices and allowing the access control device to act as an intermediary for data exchange.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If near-field communication is used for programming identification media, then secure data transmission is achieved, but compatibility with mobile devices is limited
Solution Approach 1:
The access control device serves as an intermediary between the mobile device and the identification medium. It receives access rights data from the mobile device via a first wireless interface (e.g., Bluetooth), then transmits this data to the identification medium via a second wireless interface (e.g., NFC). This mediator approach allows the system to leverage the broad compatibility of Bluetooth while maintaining the security benefits of NFC for the actual credential programming.
2Productivity
If direct programming of identification media is performed, then programming speed is improved, but security risks increase
Solution Approach 1:
The access control device acts as a secure intermediary that controls the programming process. It receives data from the mobile device, validates it, and then programs the identification medium only after proper authentication. This intermediary layer prevents unauthorized direct programming while maintaining efficient data transfer through the established wireless channels.
Solution Approach 2:
The system performs preliminary authentication and validation of the access rights data at the access control device before programming the identification medium. This preliminary action ensures that only authorized data is programmed, preventing unauthorized access while maintaining the programming efficiency through pre-validated data transfer.
3Adaptability or versatility
If multiple wireless interfaces are used for data exchange, then compatibility is improved, but device complexity increases
Solution Approach 1:
The access control device is designed with multi-functionality, incorporating multiple wireless communication interfaces (e.g., Bluetooth and NFC) within a single device. This allows one device to perform multiple functions: communicating with mobile devices via Bluetooth and programming identification media via NFC, thereby achieving broad compatibility without requiring separate devices for each function.
Data Source
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AI summary
The method for programming identification media (6) of an access control system, wherein the access control system comprises at least one access control device and a central computing unit (1) in which access rights data are stored and managed, comprises sending access rights data via a wireless telecommunications network to a wireless mobile telecommunications device (5) and transmitting the access rights data received by the mobile telecommunications device (5) to a memory of the identification medium (6).The transmission of the access rights data from the telecommunications device (5) to the storage of the identification medium (6) takes place via the at least one access control device, wherein the access rights data are transmitted from the telecommunications device (5) to a first wireless communication interface (13) of the access control device and from a second wireless communication interface (15) of the access control device to the storage of the identification medium (6).