Server Pagination for Mobile Document Display

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Solution Overview

Problem

Mobile communication devices face challenges in viewing selected portions of documents due to the need to download entire sections or documents, which wastes bandwidth and processing resources, especially over constrained wireless networks.

Innovation Solution

A server pagination function is used to mark and transmit only the required pages of a document to a mobile device, associating all properties and attributes, allowing independent retrieval and display of any document portion without needing the full document, thus optimizing network bandwidth usage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the entire document or section is downloaded to ensure all properties and attributes are available, then the document can be displayed independently on the mobile device, but network bandwidth consumption increases significantly

Engineering Contradiction:
Improvedocument display independenceVSAvoidnetwork bandwidth consumption
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The patent segments the document into discrete pages with explicit property and attribute associations. Each page is independently packaged with its required properties, allowing selective retrieval of only necessary pages rather than downloading the entire document. This segmentation enables the mobile device to request specific pages (e.g., page 5) without receiving unnecessary portions of the document.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The server pre-processes and pre-packages document pages with their associated properties and attributes before storage. This preliminary organization allows the mobile device to retrieve complete page information (including all necessary properties) in a single request, eliminating the need for subsequent additional downloads to obtain required attributes.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If the entire document is retrieved to ensure all properties are available for display, then the document can be viewed without missing information, but processing resources and time are wasted

Engineering Contradiction:
Improveproperty completenessVSAvoiddocument retrieval time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The document is divided into discrete, independently retrievable pages, each pre-associated with its required properties and attributes. This segmentation allows the mobile device to request only the specific page needed (e.g., page 5) rather than the entire 400-page document, significantly reducing retrieval time while ensuring all necessary properties are included in the response.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The server performs preliminary processing to pre-associate properties and attributes with each document page during storage. This pre-packaging ensures that when a page is retrieved, all its required properties are already included in the transmission, eliminating the need for additional processing or subsequent requests to gather missing information.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If default properties are transmitted for all sections to enable proper display, then the document can be rendered correctly on the mobile device, but network bandwidth is wasted on unnecessary data

Engineering Contradiction:
Improvedocument display correctnessVSAvoidnetwork bandwidth usage
Core Design Contradiction:
Ease of operationVSLoss of energy

Solution Approach 1:

The patent implements local quality by associating specific properties and attributes with each individual page rather than uniformly transmitting default properties for the entire document. Each page includes only the properties relevant to that specific page (e.g., paragraph indentation, text color, table size for that page), allowing correct display while minimizing unnecessary data transmission.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The document is segmented into pages with explicit property associations at the page level. This segmentation allows the mobile device to receive only the properties needed for displaying the requested page, rather than receiving default properties for all sections. The server can respond with a single page containing only its specific properties, reducing bandwidth usage significantly.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7712027B2Method for document page delivery to a mobile communication device
Publication Date: 2010.05.04 MALIKIE INNOVATIONS LTD
  • US7712027B2 patent drawing
  • US7712027B2 patent drawing
  • US7712027B2 patent drawing

AI summary

A process for viewing a selected portion of a document on a mobile communication device without having to request multiple pages of the document contents containing document global properties applied to the selected part of the document, comprising marking pages of the document within a server, based on size required by the mobile device, associating properties and attributes of the selected portion with the pages, and transmitting the pages with the properties and attributes for display by the mobile device.