Dynamic Privacy Cover for Sensitive Display Information

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Solution Overview

Problem

Existing methods for protecting sensitive information on computer screens require excessive user interaction and time, as they often necessitate password protection or manual covering, which is inconvenient for information that doesn't require full security measures.

Innovation Solution

A system that allows users to designate specific portions of information as sensitive, applying a privacy cover to prevent display, which can be easily uncovered with minimal user action and automatically re-covered using triggers such as time or selection of non-sensitive information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If password protection is used to protect sensitive information, then security is improved, but user interaction and time consumption increase

Engineering Contradiction:
ImprovesecurityVSAvoidtime consumption
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent segments the protection mechanism into two distinct modes: password protection for highly sensitive information and lightweight covering for less sensitive information. This segmentation allows users to apply appropriate protection levels based on information sensitivity, reducing unnecessary time consumption while maintaining security where needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent changes the protection parameter from binary (password protected or not) to a spectrum of protection levels. By introducing intermediate protection states like lightweight covers that can be applied selectively, the system adapts the security parameter to match the actual sensitivity requirements of different information types.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If password protection is used to protect sensitive information, then security is improved, but ease of operation deteriorates

Engineering Contradiction:
ImprovesecurityVSAvoiduser interaction
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent divides protection methods into segments: full password protection for critical information and simplified covering mechanisms for routine sensitive information. This segmentation enables users to operate with simplified interactions for everyday sensitive data while maintaining robust security for truly critical information.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The lightweight covering mechanism operates automatically or with minimal user input, allowing the system to self-manage protection for standard sensitive information without requiring extensive user interaction. Users can simply designate information as sensitive and the system handles the covering automatically.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If manual covering is used to protect sensitive information, then ease of operation is improved, but reliability deteriorates

Engineering Contradiction:
Improveuser interactionVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent creates a universal protection system that combines both manual covering and password protection capabilities within a single framework. The system can automatically select or switch between protection methods based on information sensitivity, providing both ease of operation and reliable security through multi-functionality.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system incorporates feedback mechanisms that monitor information sensitivity levels and automatically adjust the protection method applied. When sensitive information is detected, the system can trigger appropriate protection levels, ensuring reliability while maintaining ease of operation through automated decision-making.

Inventive Principle:
Principle #23Feedback

4Ease of operation

If lightweight covering is applied to sensitive information, then ease of operation is improved, but protection strength deteriorates

Engineering Contradiction:
Improveuser interactionVSAvoidprotection strength
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements dynamic protection where the covering mechanism can transition between different states (lightweight cover, enhanced cover, password protection) based on real-time assessment of information sensitivity and user actions. This dynamic adjustment ensures adequate protection strength while maintaining ease of operation for appropriate scenarios.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system performs preliminary assessment of information sensitivity before applying protection, allowing it to pre-select the appropriate protection level. For information requiring only lightweight protection, the system applies minimal covering that maintains ease of operation, while reserving stronger protection methods for more sensitive information.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS7650641B2Lightweight privacy cover for displayed sensitive information
Publication Date: 2010.01.19 MICROSOFT TECHNOLOGY LICENSING LLC
  • US7650641B2 patent drawing
  • US7650641B2 patent drawing
  • US7650641B2 patent drawing

AI summary

Methods, systems and computer products are provided for preventing display of sensitive information. Displayed information may be designated as sensitive information and may be covered from display on a computer screen display by an opaque covering. The sensitive information covering may be removed to expose the underlying information in response to minimal user action. Uncovered sensitive information may be automatically re-covered according to a number of triggering mechanisms.