NFC Security Access Device with Alignment Bar for Standardized Bay
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Solution Overview
Problem
Information handling systems with standardized bays often struggle to accommodate wireless card readers using Near Field Communications (NFC) due to shape mismatches, hindering secure wireless access and modularity in component management.
Innovation Solution
A security access device with a narrow antenna and alignment bar, including a coil with a right angle for enhanced gain, is designed to fit within a multi-function component bay, incorporating an NFC transmitter and bumper bar for easy alignment and efficient badge reading, while maintaining a non-interfering coil return path.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If wireless card readers using NFC are installed in standardized bays, then wireless security access functionality is added, but shape mismatches prevent proper accommodation and alignment
Solution Approach 1:
The patent applies local quality by providing alignment bars at specific locations on the wireless card reader device that correspond to bumpers in the standardized bay. This localized structural feature ensures proper orientation and fit within the bay without requiring the entire device shape to match standard configurations, resolving the shape compatibility issue while maintaining adaptability.
2Reliability
If a narrow antenna with high gain is used in the security access device, then NFC transmitter performance is improved, but antenna design complexity increases
Solution Approach 1:
The patent employs dynamics by configuring the coil antenna at a right angle to the badge reading side, allowing the antenna structure to be optimized for maximum gain in the required direction. This angular configuration enables the antenna to achieve high gain and repeatability for NFC transmission while maintaining a compact form factor suitable for the security access device.
3Reliability
If the coil is configured at a right angle for maximum gain, then antenna performance is enhanced, but coil return path interference may occur
Solution Approach 1:
The patent applies the taking out principle by extracting the coil return path from the badge reading side area and routing it through alternative paths that do not interfere with NFC operations. This separation of the return current path from the active antenna region eliminates interference while preserving the right-angle configuration that provides maximum antenna gain.
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 secure wireless access by aligning NFC-type transmitters within standardized bays, enhancing gain and repeatability, and facilitating easy alignment, thus addressing shape compatibility issues and improving modularity in information handling systems.
Implementation Method 1
provides the security access device with the ability to include a near field communications (NFC) type transmitter within the security access device
Implementation Method 2
the narrow antenna includes a coil. In certain embodiments, the coil includes a right angle to enhance the gain of the antenna
Data Source
AI summary
A system, method, and computer-readable medium are disclosed for supporting wireless security access via a multi-function information handling system bay. In certain embodiments, the wireless security access is provided via a security access device configured to fit within the multi-function information handling system. In certain embodiments, the security access device includes a narrow antenna with one full length side in conjunction with high gain and an alignment bar for best matching provides the security access device with the ability to include a near field communications (NFC) type transmitter within the security access device.