Navigation Interface Popular Chains Category Search

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Solution Overview

Problem

Current navigation systems require users to guess the category and spelling of points of interest, leading to inefficiencies in finding destinations, as users may need to try multiple categories and enter multiple letters before getting a manageable list of results.

Innovation Solution

A 'popular chains' category is introduced, allowing users to quickly find destinations by selecting a subset of well-known chains or franchises, reducing the need to know the category or enter many letters, with real-time next-letter analysis and automatic list switching to valid matches.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the user selects a category and enters multiple letters to search for a point of interest, then the search results become more accurate, but the time required to find the destination increases

Engineering Contradiction:
Improvesearch accuracyVSAvoidtime to find destination
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent pre-organizes points of interest into a hierarchical structure with categories and subcategories before the user search. This preliminary organization allows the system to present a managed list of valid next characters and potential destinations much earlier in the search process, reducing the time users need to spend typing and navigating while maintaining search accuracy through the structured database.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If the user tries multiple point of interest categories to find the desired destination, then the search becomes more thorough, but the complexity of the search process increases

Engineering Contradiction:
Improvesearch thoroughnessVSAvoidsearch process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the points of interest database into hierarchical categories and subcategories, allowing users to navigate through organized groups rather than searching the entire database at once. This segmentation reduces the perceived complexity by breaking down the search into manageable steps while maintaining thoroughness through the comprehensive category structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary interface layer that displays valid next characters and manages the search process between the user and the database. This intermediary automatically handles category navigation and result filtering, reducing the complexity users experience while maintaining comprehensive search capabilities.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If the system displays a comprehensive list of all points of interest, then the user can find any destination, but the list becomes too long to manage before enough characters are entered

Engineering Contradiction:
Improvedestination coverageVSAvoidlist manageability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system performs preliminary filtering and organization of points of interest based on the user's input characters and the hierarchical database structure before displaying results. This allows the system to maintain comprehensive destination coverage while presenting a managed, concise list that is easy for users to navigate and select from.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9863779B2Popular and common chain points of interest
Publication Date: 2018.01.09 HERTZ CORP
  • US9863779B2 patent drawing
  • US9863779B2 patent drawing
  • US9863779B2 patent drawing

AI summary

A navigation system includes an improved interface for accessing points of interest. Popular chains and franchises are accessible via a separate search, which can be accessed more efficiently and quickly. The list of popular chains can then be used to access the main database of points of interest.