E-book Page Deformation via Touch Pressure and Duration

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Solution Overview

Problem

Current e-book readers on mobile devices do not replicate the experience of turning pages like physical books, lacking the tactile sensation and animation that mimics the action of pressing a page.

Innovation Solution

A page display method on mobile devices with touch screens that detects touch gestures and pressure duration to deform the page mesh, simulating the feel of turning physical pages by altering the page's appearance based on touch location and pressure strength, and providing corresponding sound and vibration feedback.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a button press detection method is used to turn pages, then page turning function is achieved, but the tactile sensation and animation similar to physical book page turning is not provided

Engineering Contradiction:
Improvepage turning operationVSAvoidrealism of page turning experience
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces the mechanical button press detection system with a touch screen-based gesture recognition system. The touch screen detects finger movements, pressing actions, and swiping gestures to trigger page turning, eliminating the need for physical buttons while providing more nuanced interaction control.

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

Solution Approach 2:

The patent introduces dynamic animation effects that respond to the user's touch gestures. When a user presses or swipes on the screen, the page displays dynamic deformation animations that simulate the physical bending and turning of book pages, creating a realistic and engaging reading experience.

Inventive Principle:
Principle #15Dynamics

2Reliability

If touch screen gesture detection is used to provide page turning animation, then the feeling of turning physical pages is improved, but the animation that operates as if the page is pressed is not provided

Engineering Contradiction:
Improverealism of page turning experienceVSAvoidanimation system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the page display into multiple visual layers including the page background, text content, and deformation animation layer. This segmentation allows independent control of each element, enabling complex pressing animations without overwhelming the entire display system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent dynamically changes visual parameters such as page curvature, shadow depth, and deformation intensity based on the detected touch gesture strength and duration. This parameter-based control allows the animation system to respond realistically to user input without requiring complex mechanical structures.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If simple page replacement is used, then page turning function is achieved, but the tactile sensation and visual continuity similar to physical books is lost

Engineering Contradiction:
Improvepage turning speedVSAvoidimmersion in reading experience
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent prepares animation resources and page transition effects in advance so that when a user initiates a page turn gesture, the transition executes smoothly and quickly without noticeable delays, maintaining both speed and visual continuity.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent ensures that page transitions maintain visual continuity through overlapping animation effects and smooth deformation sequences. The page bending animation continues throughout the transition process, creating an unbroken visual narrative that enhances immersion while maintaining efficient page turning.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS9046957B2Method for displaying pages of E-book and mobile device adapted thereto
Publication Date: 2015.06.02 SAMSUNG ELECTRONICS CO LTD
  • US9046957B2 patent drawing
  • US9046957B2 patent drawing
  • US9046957B2 patent drawing

AI summary

A page display method is provided that detects information related to pages of an e-book that the user inputs in a mobile device with a touch screen, and displays the pages on the touch screen, according to the detection. A system adapted to the method is also provided. The method includes: displaying a page of an e-book on the touch screen in a preset mode; detecting a touch at a spot on the displayed page; detecting a press by detecting a contact period of time of the detected touch; and, in response to at least one of a location of the spot and a strength of the detected press, displaying the spot on the page as being deformed.