Navigation Device Automatic Location Extraction From Messages

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Solution Overview

Problem

Current navigation applications on smartphones require users to manually input starting and destination locations, making the navigation process tedious and inefficient.

Innovation Solution

A method that analyzes message records to automatically determine starting and destination locations using semantic analysis, then performs route planning across multiple map applications to select the most suitable route based on user habits and travel data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users manually input starting and destination locations in navigation applications, then the navigation process can be completed, but the operation becomes tedious and time-consuming

Engineering Contradiction:
Improvenavigation operationVSAvoidtime for inputting location
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system automatically extracts starting and destination locations from message records without requiring user input. The navigation device autonomously analyzes communication data, identifies location information, and initiates route planning, allowing the system to serve itself rather than requiring manual user operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs preliminary analysis of message records to extract location information before the navigation process begins. By pre-processing communication data and identifying potential starting and destination points in advance, the system prepares navigation parameters automatically, eliminating the need for subsequent manual input.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If multiple map applications are used for route planning, then more route options are obtained, but the system complexity increases

Engineering Contradiction:
Improveroute planning capabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system combines multiple map applications into a unified navigation framework. By integrating several mapping services and route planning engines into a single coordinated system, it maintains the versatility of multiple applications while managing them through a centralized interface that reduces perceived complexity for the user.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The navigation device is designed with multi-functional capabilities to work with various map applications simultaneously. It implements a universal interface that can interface with different mapping services, allowing the same system to perform route planning across multiple applications without requiring separate complex systems for each.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11274932B2Navigation method, navigation device, and storage medium
Publication Date: 2022.03.15 GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD
  • US11274932B2 patent drawing
  • US11274932B2 patent drawing
  • US11274932B2 patent drawing

AI summary

A navigation method and a related product are described. The method includes acquiring a message record; parsing the message record to obtain a starting location and a destination location; using N pre-installed map applications to perform route planning for the starting location and the destination location so as to obtain M routes, wherein N is a positive integer and M is a positive integer not less than N; and selecting a target route from among the M routes.