Portable Device Proximity Sensor Scrolling Mode Control

Resolve Bottlenecks,
Find Innovative SolutionsGenerate Solutions

Solution Overview

Problem

Portable electronic devices lack an efficient method to automatically switch between automatic and manual scrolling modes based on user proximity and movement, leading to suboptimal user experience in navigating displayed information.

Innovation Solution

A portable electronic device equipped with a proximity sensor and a light sensor that send signals to a signal processing unit to control the scrolling mode, automatically switching between modes based on detected distance and light intensity changes, allowing seamless transitions between automatic and manual scrolling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automatic scrolling is implemented, then navigation efficiency is improved, but user control is reduced

Engineering Contradiction:

Improvenavigation efficiencyVSAvoiduser control

Core Design Contradiction:

ProductivityVSEase of operation

Solution Approach 1:

The system dynamically switches between automatic scrolling mode and manual scrolling mode based on real-time detection of user proximity and movement. When a user approaches the device, automatic scrolling is activated to improve navigation efficiency. When the user moves away, manual scrolling takes over to restore user control. This dynamic mode switching resolves the contradiction by allowing both automatic navigation benefits and user control to coexist at different times.

Inventive Principle:

Principle #15Dynamics

2Ease of operation

If manual scrolling is used, then user control is maintained, but navigation efficiency decreases

Engineering Contradiction:

Improveuser controlVSAvoidnavigation efficiency

Core Design Contradiction:

Ease of operationVSProductivity

Solution Approach 1:

The system performs preliminary detection of user proximity and movement intentions before switching scrolling modes. By detecting user approach in advance, the system can prepare for automatic scrolling mode, ensuring seamless transition and maintaining user control when needed while optimizing for navigation efficiency when user intent is clear.

Inventive Principle:

Principle #10Preliminary action

3Adaptability or versatility

If scrolling mode switching is added, then adaptability is improved, but device complexity increases

Engineering Contradiction:

Improvescrolling mode adaptabilityVSAvoidcontrol system complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system uses the device's existing sensors (proximity sensor and light sensor) to automatically detect user presence and movement, eliminating the need for additional dedicated hardware. The processing unit analyzes sensor data to autonomously determine when to switch between scrolling modes, reducing system complexity while maintaining high adaptability to different user interactions.

Inventive Principle:

Principle #25Self-service

4Ease of operation

If sensor-based automatic control is implemented, then ease of operation is improved, but measurement precision requirements increase

Engineering Contradiction:

Improveautomatic control easeVSAvoidproximity and light detection precision

Core Design Contradiction:

Ease of operationVSMeasurement precision

Solution Approach 1:

The system continuously monitors sensor data from proximity and light sensors, using feedback loops to adjust scrolling behavior based on detected user presence and movement. This feedback mechanism allows the system to maintain ease of automatic control while compensating for sensor measurement variations through continuous adjustment and adaptation to detected patterns.

Inventive Principle:

Principle #23Feedback

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

Enhances user interaction by providing intuitive and adaptive scrolling, improving navigation efficiency and user experience by automatically adjusting scrolling modes according to user proximity and movement.

Implementation Method 1

A portable electronic device equipped with a proximity sensor and a light sensor

Methodology Applied

Scientific EffectProximity sensing:

Implementation Method 2

The light sensor 33 is configured to detect whether a light intensity around the portable electronic device 100 is changed

Methodology Applied

Scientific EffectLight intensity detection:

Data Source

PatentUS9639259B2Portable electronic device and method for controlling displayed information thereof

Publication Date: 2017.05.02 CHIUN MAI COMM SYST INC

AI summary

A portable electronic device includes a display unit, a sensing unit, and a signal processing unit. The sensing unit includes a proximity sensor. The proximity sensor detects a distance between an object and the portable electronic device. The signal processing unit is electronically connected to the display unit and the proximity sensor. The signal processing unit switches a scrolling mode of an image displayed on the display unit according to a detection of the proximity sensor.