Flexible Display Page Turning via Bending Detection

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Solution Overview

Problem

Current mobile terminals with flexible displays lack an effective method to accurately sense and respond to bending, limiting their ability to perform intuitive page-turning functions without additional user input.

Innovation Solution

A mobile terminal system with a flexible display unit that includes sensing units at the ends to generate signals based on movement, allowing the controller to select and display different pages based on the bending angle and speed, enabling page movement and bookmarking functions without explicit user input.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If sensing units are added to detect bending movements, then page turning functionality is enabled, but device complexity increases

Engineering Contradiction:
Improvepage turning functionalityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The sensing units serve multiple functions: detecting bending movements for page turning, determining bending speed, and triggering bookmarking operations. This multi-functionality enables comprehensive page navigation control without requiring separate mechanisms for each function, thereby resolving the contradiction between enhanced adaptability and increased device complexity.

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

Solution Approach 2:

The system automatically detects bending actions and executes page turning or bookmarking operations without requiring additional user input. The mobile terminal self-services by interpreting sensing unit data and autonomously performing navigation functions, reducing the need for complex user interface elements while maintaining versatility.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If bending detection is implemented, then user convenience is improved, but measurement precision requirements increase

Engineering Contradiction:
Improveuser convenienceVSAvoidbending detection precision
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The sensing units continuously monitor bending movements and provide real-time feedback to the controller. This feedback mechanism enables the system to detect not only the presence of bending but also its speed and direction, allowing for precise control of page turning operations while maintaining ease of use through intuitive gesture recognition.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system dynamically adjusts its response based on bending speed detection. By measuring the speed of bending movements, the system can distinguish between intentional page turning gestures and accidental touches, thereby improving measurement precision without compromising user convenience. The dynamic response adapts to different interaction intensities.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10152088B2Mobile terminal and control method therefor
Publication Date: 2018.12.11 LG ELECTRONICS INC
  • US10152088B2 patent drawing
  • US10152088B2 patent drawing
  • US10152088B2 patent drawing

AI summary

The present invention relates to a mobile terminal and a control method therefor, the mobile terminal comprising: a terminal body; a display unit disposed on a front side and comprising a first part, and a second part formed so as to be rotatable about a boundary part on one side of the first part, thereby being in either a first-part covering state or a first-part not-covering state; and a control unit controlling the display unit so that at least one page among a plurality of pages in an electronic document can be outputted, detecting the bending of the display unit by the movement of at least one of the left-end and right-end, selecting, on the basis of the detected bending, at least one page among the plurality of pages, and controlling the display unit so that the selected page is outputted.