On-Screen Content Encryption via Power Button Trigger

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Solution Overview

Problem

Existing encryption methods for mobile devices require complex user operations, often leading to inconvenience and unsuccessful encryption of important information due to complicated steps and settings.

Innovation Solution

A method for encrypting on-screen contents using a frame displayed on the screen, where user operations generate trigger signals to encrypt contents, with options for default format encryption or screenshot encryption, and the use of buttons with biological characteristic sensors for intuitive encryption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional encryption methods are used for mobile devices, then data security is improved, but user operation complexity increases significantly

Engineering Contradiction:
Improvedata securityVSAvoiduser operation complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system automatically detects the type of content on screen (image, video, text, webpage) and applies the appropriate encryption method without requiring user selection. The encryption process is triggered automatically when the user presses the power button during specific time windows, eliminating the need for manual encryption settings and format conversions.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system pre-sets different encryption methods for different content types and pre-defines trigger conditions (power button press within specific time windows). When encryption is needed, the system has already prepared the appropriate encryption algorithm and parameters, allowing immediate execution without user configuration.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If manual encryption settings are required before photo-shooting, then encryption reliability is improved, but time consumption increases

Engineering Contradiction:
Improveencryption reliabilityVSAvoidtime consumption
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system pre-configures encryption parameters and algorithms for different content types before the actual photo-shooting or screen capture occurs. When the user presses the power button within the defined time window, the pre-prepared encryption settings are immediately applied, eliminating the need for manual configuration during the moment of capture.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system automatically determines the content type (photograph, video, webpage, text) and selects the appropriate encryption method without requiring user input. The encryption process is self-triggered by detecting the power button press, automatically executing the encryption based on the detected content type.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If format conversion is required for encryption, then encryption compatibility is improved, but operation complexity increases

Engineering Contradiction:
Improveencryption compatibilityVSAvoidoperation complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system automatically detects the format of the content on screen (image, video, text, webpage) and selects the appropriate encryption algorithm without requiring user specification. The system handles the entire process from format detection to encryption execution automatically when triggered by the power button press.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9679151B2Method for encrypting on-screen contents, electronic apparatus using the method and recording medium using the method
Publication Date: 2017.06.13 HTC CORP
  • US9679151B2 patent drawing
  • US9679151B2 patent drawing
  • US9679151B2 patent drawing

AI summary

A method for encrypting on-screen contents, an electronic apparatus using the method, and a recording medium using the method are provided. The method is adapted for the electronic apparatus having a screen. In the method, contents are displayed on the screen. A user's operation is then detected to generate a trigger signal. The displayed contents are encrypted according to the trigger signal.