WiFi P2P File Sharing Automation

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Solution Overview

Problem

Current file sharing methods between different terminals, such as Bluetooth and WiFi P2P, are cumbersome and inefficient, requiring multiple steps and resulting in poor user experience due to long transmission times and tedious operations.

Innovation Solution

A method and device that simplifies file sharing by displaying a list of associated terminals, allowing users to select and enable WiFi point-to-point functions with reduced operation steps, establishing a direct WiFi communication link for seamless file transfer between terminals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If WiFi P2P manner is used for file transmission, then transmission speed is improved and computer intermediary is eliminated, but operation steps increase and user experience deteriorates

Engineering Contradiction:
Improvetransmission speedVSAvoidoperation steps
Core Design Contradiction:
SpeedVSEase of operation

Solution Approach 1:

The system pre-enables WiFi P2P functions on terminals before file transmission is needed. When a user initiates file sharing, the terminals are already configured and ready to establish connections, eliminating the need for users to manually enable functions or search for devices during the transmission process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system automatically manages the file transmission process between terminals without requiring user intervention for connection establishment. The terminals self-configure and self-connect using pre-established WiFi P2P settings, making the system serve itself rather than requiring detailed user operations.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If Bluetooth manner is used for file transmission, then device compatibility is improved, but transmission speed decreases and transmission time increases

Engineering Contradiction:
Improvedevice compatibilityVSAvoidtransmission speed
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The system changes the transmission parameter from Bluetooth to WiFi P2P, transitioning from a low-speed wireless protocol to a high-speed wireless protocol. This parameter change maintains wireless compatibility while dramatically improving transmission speed and reducing transmission time for large files.

Inventive Principle:
Principle #35Parameter changes

3Speed

If USB wired manner is used for file transmission, then transmission speed is improved, but device complexity increases and intermediary requirements worsen

Engineering Contradiction:
Improvetransmission speedVSAvoidintermediary requirements
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The system eliminates the computer intermediary by using direct WiFi P2P communication between terminals. Instead of requiring a computer as a middleman for file transfer, the terminals establish direct wireless connections, simplifying the device architecture and removing unnecessary intermediary components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system replaces the mechanical USB wired connection with a wireless WiFi P2P communication system. This substitution eliminates physical cables and connectors, reducing mechanical complexity while maintaining high transmission speeds through wireless data transmission.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS10887745B2Method and device for sharing file between different terminals
Publication Date: 2021.01.05 HUAWEI TECH CO LTD
  • US10887745B2 patent drawing
  • US10887745B2 patent drawing
  • US10887745B2 patent drawing

AI summary

A method for sharing a file between different terminals includes displaying, by a first terminal when detecting a file sharing operation, a list of second terminals associated with the first terminal; sending, by the first terminal, a first control command to a second terminal when detecting an operation of selecting an identifier of the second terminal in the list of second terminals, so that the second terminal enables a WiFi point-to-point function according to the first control command, and sends a second control command to the first terminal; receiving, by the first terminal, the second control command, and enabling a WiFi point-to-point function according to the second control command; and establishing, by the first terminal, a WiFi communication link to the second terminal, and sharing a file between the first terminal and the second terminal by using the WiFi communication link.