E-book Content Reference Page Navigation

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Solution Overview

Problem

Conventional e-book technologies face issues such as inefficient navigation, poor use of screen space, and lack of comprehensive reference materials, making regular sequential reading frustrating and limiting the utilization of large or small display screens.

Innovation Solution

A user interface with a display area that generates a content reference page by aggregating information, including keywords, reviews, and other references, and provides a method for scaling and margin adjustment to optimize the presentation of e-book content, allowing for improved navigation and utilization of screen space through resizing and cropping techniques.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional e-book technology is used for sequential reading, then the reading process can be completed, but the navigation requires horizontal motion (flipping pages) and vertical motion (scrolling within pages) which makes regular sequential reading frustrating

Engineering Contradiction:
Improvereading navigationVSAvoidtime for sequential reading
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent transitions from traditional sequential page-by-page reading (horizontal/vertical motion) to a reference page model that organizes content thematically and structurally. This dimensional change allows users to access information directly through keywords, chapters, or sections without sequential navigation, eliminating the frustration of flipping through pages for reference material.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The patent extracts reference information (table of contents, index, keywords, chapter lists) from the main text and presents it separately on reference pages. This allows users to quickly locate and access specific content without reading sequentially through the entire book, significantly reducing the time and effort required for reference navigation.

Inventive Principle:
Principle #2Taking out (Extraction)

2Area of stationary object

If conventional e-book display is used, then content can be displayed, but there is poor use of free space on large display screens and limited space on small display screens

Engineering Contradiction:
Improvescreen space utilizationVSAvoiddisplay adaptation
Core Design Contradiction:
Area of stationary objectVSAdaptability or versatility

Solution Approach 1:

The patent implements dynamic display adaptation where the reference page layout automatically adjusts based on the display screen size. On large screens, more content can be displayed simultaneously with optimized spacing; on small screens, the layout adapts to maximize visible content while maintaining readability. This dynamic adaptation ensures optimal screen space utilization across different device types.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent segments the reference page into distinct sections (e.g., table of contents, index, keywords, chapter summaries) that can be independently displayed and navigated. This segmentation allows flexible arrangement of content to optimize screen space usage, enabling users to access different types of reference information efficiently regardless of screen size.

Inventive Principle:
Principle #1Segmentation

3Loss of information

If conventional e-book distributors are used, then content can be accessed, but they do not provide a comprehensive online source of aggregated reference materials related to content

Engineering Contradiction:
Improvereference material availabilityVSAvoidinformation aggregation system
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent merges multiple reference materials (table of contents, index, keywords, chapter lists, and potentially external references) into a unified reference page structure. This consolidation provides comprehensive reference information in a single accessible location, eliminating the need for users to search through multiple separate sources or navigate complex information structures.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7912829B1Content reference page
Publication Date: 2011.03.22 GOOGLE LLC
  • US7912829B1 patent drawing
  • US7912829B1 patent drawing
  • US7912829B1 patent drawing

AI summary

A user interface (e.g., a browser window) includes a display area for displaying a content reference page. In some implementations, a content reference page is generated that includes information related to content. The content reference page includes sections for presenting keywords found in the content, reviews of the content, portions of content that are of interest to a user (or a class of users) and other useful references, etc.