Interactive Graphics-Based Project Planning System

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Solution Overview

Problem

Current project planning and scheduling methods, such as ADM, PDM, and CPM, are complex and require sequential steps, making it difficult for inexperienced users to effectively plan and schedule projects, leading to time-consuming and iterative processes that often result in unsuitable schedules.

Innovation Solution

A graphics-based planning system that allows simultaneous interactive project planning and scheduling, enabling users to define and schedule activities and their relationships on a calendar-based timeline, with real-time feedback on dates, durations, and resource profiles, and the ability to perform 'what-if' analyses and optimize resource and cost profiles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional activity network techniques (ADM, PDM, CPM) are used for project scheduling, then scheduling precision and reliability are improved, but device complexity and ease of operation deteriorate

Engineering Contradiction:
Improvescheduling precisionVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent introduces a graphical user interface as an intermediary layer between the user and the complex scheduling algorithms. This interface allows users to interact with project activities and schedules through visual elements (Gantt charts, activity bars, milestone markers) without needing to understand the underlying CPM/PDM complexity. The system automatically handles the complex calculations while presenting simplified visual controls to users.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces manual, iterative scheduling methods with automated computational algorithms. Instead of requiring users to manually adjust and recalculate schedules through multiple iterations, the system uses computer-based algorithms to automatically perform critical path analysis, float calculations, and schedule optimization, dramatically reducing the complexity of the scheduling process.

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

2Manufacturing precision

If traditional sequential planning and scheduling steps are followed, then manufacturing precision is improved, but loss of time increases

Engineering Contradiction:
Improveplanning precisionVSAvoidtime consumption
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent enables continuous interaction between planning and scheduling activities through the graphical interface. Users can modify activity parameters, add or remove activities, and adjust relationships at any point during the scheduling process, with the system continuously updating the schedule and critical path analysis in real-time, eliminating the need to stop and restart the scheduling process.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system provides immediate visual feedback through the graphical user interface when users modify project parameters. Changes to activity durations, relationships, or resources are automatically reflected in the Gantt chart and schedule calculations, allowing users to see the impact of their decisions instantly and make informed adjustments without waiting for batch processing cycles.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If traditional CPM-based software is used by inexperienced users, then scheduling precision is improved, but ease of operation deteriorates

Engineering Contradiction:
Improveschedule accuracyVSAvoiduser accessibility
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The graphical user interface serves as an intermediary that translates complex scheduling operations into intuitive visual interactions. Users can drag and drop activity bars, click to create relationships, and visually adjust schedules without needing to understand critical path methodology or float calculations. The system handles the complex computations in the background while presenting simple visual controls.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system provides automated assistance and guidance to users through the graphical interface. It automatically calculates schedules, identifies critical paths, and highlights schedule constraints, eliminating the need for users to have expert knowledge of scheduling methodologies. The interface adapts to user needs and provides context-sensitive information and controls.

Inventive Principle:
Principle #25Self-service

4Measurement precision

If iterative trial and error methods are used to create realistic schedules, then scheduling precision is improved, but loss of time increases

Engineering Contradiction:
Improveschedule realismVSAvoiditeration time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system provides immediate visual feedback through the graphical user interface, allowing users to see the impact of schedule changes in real-time. This eliminates the need for multiple iterative cycles of manual adjustment and recalculation, as users can directly observe how changes affect the critical path, float values, and overall schedule realism, making fewer iterations necessary to achieve realistic schedules.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces manual iterative adjustment with automated schedule optimization algorithms. The system automatically recalculates critical paths, float values, and schedule constraints whenever users make changes, eliminating the need for users to manually iterate through multiple scheduling scenarios to achieve realistic results.

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

Data Source

PatentUS8751280B2Interactive graphics-based planning systems
Publication Date: 2014.06.10 PMA TECHNOLOGIES LLC
  • US8751280B2 patent drawing
  • US8751280B2 patent drawing
  • US8751280B2 patent drawing

AI summary

This invention relates to providing a system for project planning and scheduling which supports simplified, interactive, graphics-based project planning and scheduling using new planning concepts, new scheduling concepts and new graphics-based software systems. Further, this invention permits an inexperienced user to simultaneously plan and schedule a project including establishing appropriate relationship (or dependency) links between activities, also commonly referred to as tasks, and between activities and milestones. This invention offers the simplest possible scheme of thought that can tie together activities, relationships and milestones, with or without deadlines, to yield a complete, correct network project schedule in the shortest possible time.