Discontinuous NFC Circuit Segments with Switch Assembly
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Solution Overview
Problem
Existing mobile communication systems face challenges in integrating large adjacent NFC devices due to size constraints, cosmetic acceptability, and wear and tear issues, particularly when trying to enhance coupling range with NFC antennas, and limited instances of triggering specific effects on mobile devices.
Innovation Solution
The implementation of a mobile wireless communications system that includes a mobile device with a near-field communication (NFC) device and an adjacent NFC device featuring pairs of discontinuous NFC circuit segments and a switch assembly to selectively couple these segments for establishing NFC communication, allowing for larger coupling ranges and cosmetic integration within carrying cases or accessories.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of stationary object
If a large adjacent NFC device is integrated into a mobile communication system, then the coupling range with NFC antennas is enhanced, but the device size exceeds cosmetic acceptability and creates wear and tear issues
Solution Approach 1:
The NFC device is divided into multiple discontinuous circuit segments instead of using a single continuous circuit. This segmentation allows the NFC functionality to be distributed across smaller, less obtrusive sections that can be integrated into the mobile device without exceeding cosmetic size limits, while still achieving the desired coupling range through strategic placement of these segments near NFC antennas.
2Ease of manufacture
If discontinuous NFC circuit segments are used, then cosmetic acceptability is improved, but additional switch assemblies are required to selectively couple the segments
Solution Approach 1:
The switch assemblies enable dynamic configuration of the NFC circuit segments, allowing the system to selectively couple segments based on operational needs. This dynamic approach provides flexibility in managing circuit connectivity while keeping the physical structure cosmetically acceptable, as segments can be activated or deactivated electronically rather than requiring permanent continuous connections.
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 larger NFC devices to be integrated into mobile communication systems with enhanced coupling ranges and cosmetic acceptability, allowing for specific triggering effects without the need for intermediate devices, while maintaining durability and functionality.
Implementation Method 1
NFC technology is commonly used for contactless short-range communications based on radio frequency identification (RFID) standards, using magnetic field induction to enable communication between electronic devices
Data Source
AI summary
A mobile wireless communications system may include a mobile wireless communications device including a portable housing, a wireless transceiver carried by the portable housing, and a processor carried by the portable housing and coupled to the wireless transceiver. The mobile wireless communications device may further include a near-field communication (NFC) device coupled to the processor. The system may include an adjacent NFC device configured to communicate directly with the mobile wireless communications device. The adjacent NFC device may include a plurality of pairs of discontinuous NFC circuit segments, and a respective switch assembly configured to selectively coupled each pair of discontinuous NFC circuit segments to establish NFC communication with the NFC device.