Secure Data Transfer via Dual-Channel Handover
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Solution Overview
Problem
Current data transfer methods between user devices lack efficiency in enabling secure and user-friendly data exchange, particularly in scenarios requiring additional value-added services, and often rely on proximity-based communication protocols with limited range and security.
Innovation Solution
Establishing a second communication channel between data receiving and originating devices, utilizing different communication protocols such as Wi-Fi or Bluetooth, to facilitate secure data transfer and support value-added services like tipping, while allowing user input on the originating device for data completion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If proximity-based communication protocols are used for data transfer, then security is improved, but communication range is limited
Solution Approach 1:
The communication process is divided into two distinct phases: (1) initial device discovery and protocol negotiation using proximity-based communication, and (2) actual data transfer using established communication channels such as internet or mobile networks. This segmentation allows the system to benefit from both the security of proximity-based initiation and the extended range of network-based transmission.
Solution Approach 2:
The system performs preliminary actions by establishing device identity verification and communication channel setup through proximity-based communication before transitioning to long-range data transfer. This preliminary authentication ensures security is maintained even when data ultimately travels over extended distances via network infrastructure.
2Adaptability or versatility
If additional value-added services are integrated into data transfer, then service functionality is improved, but system complexity increases
Solution Approach 1:
The system employs a universal data transfer framework that can accommodate multiple service types (file transfer, payment transactions, data synchronization, etc.) through a common protocol structure. This multi-functionality is achieved by defining extensible message formats and service descriptors that allow new value-added services to be integrated without fundamentally changing the core system architecture.
Solution Approach 2:
The system manages complexity by parameterizing service configurations rather than hardcoding different service implementations. Service-specific parameters (such as payment amounts, file types, synchronization intervals) are transmitted as configurable data fields within the standardized protocol, allowing versatile functionality while maintaining a relatively simple base system structure.
3Ease of operation
If user input fields are displayed on the originating device for data completion, then ease of operation is improved, but data transfer time increases
Solution Approach 1:
The system performs preliminary data population by automatically filling user input fields with pre-retrieved information (such as contact details, transaction histories, or previously exchanged data) before the user completes the transfer. This preliminary action reduces the amount of manual input required while maintaining user control over the final data submitted.
Solution Approach 2:
The system implements feedback mechanisms where the originating device receives real-time status information about the data transfer process and uses this feedback to dynamically adjust the user interface. For example, if data is being transferred in the background, the system can update progress indicators and automatically complete transfers without requiring continuous user interaction, thus reducing perceived time loss.
Data Source
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AI summary
Approaches for display of a user input field on a data originating device during a data transfer are disclosed herein. The data originating device can be positioned within a proximity of a data receiving device to initiate a data transfer between the data originating device and the data receiving device. A secure channel may be established between the data originating device and the data receiving device to exchange information related to the user input field in some embodiments.