NFC Carrying Case With Discontinuous Circuit Segments
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Solution Overview
Problem
Existing mobile wireless communication systems lack efficient and cost-effective solutions for enhancing near-field communication (NFC) capabilities in mobile devices, particularly in protective cases that do not require intermediate devices or batteries, while providing protection and convenience.
Innovation Solution
A mobile wireless communications system incorporating a near-field communication (NFC) carrying case with discontinuous NFC circuit segments and switch assemblies that selectively couple to establish direct NFC communication with the mobile device, eliminating the need for batteries and intermediate devices, and featuring a protective design with a removable cover panel and frame.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional NFC solutions use batteries and intermediate devices, then NFC communication can be established, but device complexity and cost increase
Solution Approach 1:
The patent extracts and eliminates the battery and intermediate devices from the traditional NFC system. The NFC carrying case is designed to be passive without requiring a battery, and it directly interfaces with the mobile device's NFC chip through magnetic field induction, removing the need for intermediate communication devices.
Solution Approach 2:
The patent merges the NFC communication function directly into the carrying case structure. The case integrates NFC circuit segments, switch assemblies, and magnetic field generation capabilities into a unified passive device that combines protection and communication functions.
2Duration of action of stationary object
If batteries are included in NFC carrying cases, then continuous operation is possible, but cost and maintenance requirements increase
Solution Approach 1:
The patent removes the battery component entirely from the NFC carrying case. Instead of using active power-consuming components, the case employs passive magnetic field induction through NFC circuit segments that are activated only when in proximity to a mobile device with an NFC chip.
Solution Approach 2:
The NFC carrying case utilizes the mobile device's own NFC capabilities and power source to establish communication. The case itself requires no external power source, as it leverages the magnetic field generated by the mobile device's NFC chip to activate its circuit segments and establish communication.
3Object-affected harmful factors
If protective cases provide comprehensive protection, then device safety improves, but aesthetic appeal and functionality may be compromised
Solution Approach 1:
The patent designs the carrying case to serve multiple functions simultaneously: it provides physical protection for the mobile device, integrates NFC communication capabilities for contactless interaction, and maintains aesthetic appeal through sleek design. The case also functions as a keyboard interface and display when the mobile device screen is off.
Solution Approach 2:
The NFC circuit segments are strategically positioned on the case surface in discontinuous patterns that maintain aesthetic appearance while enabling communication. The magnetic field generation components are integrated into the case structure in a way that is invisible to the user, providing functionality without compromising design.
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
Enables direct NFC communication without intermediate devices, reduces costs by eliminating battery requirements, and provides enhanced protection and convenience through a battery-free design that maintains aesthetic appeal 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 that may include 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 also include a near-field communication (NFC) device coupled to the processor. An NFC carrying case may carry and communicate with the mobile wireless communications device. The NFC carrying case may include a base panel to carry the mobile wireless communications device, and a removable cover panel coupled to the base panel. The NFC carrying case may also include pairs of discontinuous NFC circuit segments carried by the removable cover panel and switch assemblies carried by the removable cover panel. Each switch assembly may selectively couple a respective pair of discontinuous NFC circuit segments to establish NFC communication with the NFC device.