Dynamic Data Transfer Between Devices Using NFC and Adaptive Channel Selection

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Solution Overview

Problem

Existing technologies face challenges in effectively transferring and executing content between devices due to differences in applications and communication protocols, leading to inefficiencies in data sharing and processing.

Innovation Solution

A method and system that utilize near field communication (NFC) to transfer content and metadata between devices, allowing adaptive selection of communication channels based on content size and type, and determining the appropriate application for execution on the receiving device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If content is transferred between devices using fixed communication protocols, then the transfer process is simple, but the system cannot adapt to different content sizes and device requirements

Engineering Contradiction:

Improveadaptability to different content sizes and device requirementsVSAvoidcomplexity of communication channel selection

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic communication channel selection by evaluating content characteristics (size, type) and device capabilities in real-time to determine the optimal transmission path. The system transitions from static protocol configuration to dynamic adaptation, where communication parameters are adjusted based on current conditions rather than fixed beforehand.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The system changes communication parameters such as protocol type, transmission mode, and data formatting based on content characteristics. For example, the system selects different communication protocols depending on content size and device capabilities, thereby optimizing transfer efficiency without requiring manual intervention.

Inventive Principle:

Principle #35Parameter changes

2Reliability

If the system transfers only content data without metadata, then the transfer is faster, but the receiving device cannot properly execute or reproduce the content

Engineering Contradiction:

Improveproper execution of content on receiving deviceVSAvoidtransfer time

Core Design Contradiction:

ReliabilityVSLoss of time

Solution Approach 1:

The patent segments the data transfer into two phases: first transferring critical metadata (content type, format, required applications) to enable proper execution, then transferring the actual content data. This segmentation allows the receiving device to prepare necessary software components before receiving the main content, ensuring reliable execution without significantly increasing total transfer time.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The system performs preliminary transfer of metadata and content information before the actual content transfer. This preliminary action includes transmitting data about the content format, required applications, and execution parameters, allowing the receiving device to pre-configure necessary software environments before the main content arrives.

Inventive Principle:

Principle #10Preliminary action

3Productivity

If the system uses NFC for initial connection, then device pairing is quick, but large content cannot be transferred directly

Engineering Contradiction:

Improvespeed of initial connectionVSAvoidcontent size that can be transferred

Core Design Contradiction:

ProductivityVSQuantity of substance

Solution Approach 1:

The patent segments the transfer process into two stages: using NFC for rapid initial connection and metadata exchange, then switching to alternative communication channels (Wi-Fi, Bluetooth) for transferring large content. This segmentation allows the system to leverage the speed advantage of NFC for initial pairing while overcoming its bandwidth limitations for large data transfer.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The system uses NFC as an intermediary for initial device pairing and metadata exchange, then transitions to other communication channels as the main data transfer medium. The NFC connection serves as a bridge to establish communication between devices before the actual large content transfer begins through more suitable channels.

Inventive Principle:

Principle #24Intermediary (Mediator)

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 seamless and efficient transfer of content and metadata, ensuring proper execution on the receiving device by selecting the optimal communication protocol and application, enhancing data sharing across diverse devices.

Implementation Method 1

receiving, by the first device, a signal from the second device through near field communication (NFC)

Methodology Applied

Scientific EffectNear field communication (NFC):

Data Source

PatentUS10439678B2Method and system for transfering data between plurality of devices

Publication Date: 2019.10.08 SAMSUNG ELECTRONICS CO LTD

AI summary

Provided are a method and system for transferring data between a plurality of devices. The method of transferring data from a first device to a second device includes: selecting at least one content; acquiring relevant information about the selected content; storing the acquired relevant information; and providing the second device with the stored relevant information when a communication channel is formed between the first device and the second device.