Server-Mediated Position Tracking for Portable Devices
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Solution Overview
Problem
Current portable electronic devices lack effective integration of position tracking capabilities, making it inconvenient and often unaffordable for general users to locate others in real-time, especially in scenarios like staff management, vehicle tracking, and caregiving.
Innovation Solution
A method that enables multiple portable electronic devices to read current position data through a signal switching network system, utilizing a server and signal transmission network to transmit and retrieve location data, allowing users within the same group to track each other's positions in real-time, using GPS or triangular estimation methods.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If GPS technology is integrated into portable electronic devices, then position tracking capability is improved, but device cost and complexity increase
Solution Approach 1:
The patent introduces a server as an intermediary component that centralizes the position data storage and management functions. Instead of each portable device needing full GPS integration and processing capability, the server acts as a mediator that receives position data from devices via mobile communication networks and provides position information to users, thereby reducing the complexity requirements of individual portable devices while maintaining position tracking capability
Solution Approach 2:
The server provides universal position tracking services that can be accessed by multiple portable devices simultaneously. The system allows different types of portable devices (mobile phones, PDAs, notebooks) to utilize the same position tracking infrastructure through a unified interface, making the position tracking capability universally accessible without requiring each device to have identical complex GPS integration
2Adaptability or versatility
If high-end mobile phones with built-in PDA functions are used, then functional integration is improved, but affordability for general public deteriorates
Solution Approach 1:
The system allows users to leverage existing portable devices they already own (mobile phones, PDAs, notebooks) for position tracking purposes. Instead of requiring users to purchase specialized high-end integrated devices, the system enables self-service position tracking using any standard portable device with mobile communication capability, thereby maintaining functional versatility while improving affordability
Solution Approach 2:
The server acts as an intermediary that provides advanced position tracking functionality to simple, inexpensive portable devices. By offloading the complex processing and storage functions to the server, inexpensive devices can still access sophisticated position tracking capabilities, making the technology affordable for the general public while maintaining high functional integration
3Measurement precision
If real-time position data transmission is implemented, then location tracking accuracy is improved, but network signal requirements and system complexity increase
Solution Approach 1:
The server serves as an intermediary that handles the complex real-time data transmission and processing tasks. Portable devices simply transmit position data to the server via standard mobile communication networks, and the server manages the real-time updates and data distribution. This intermediary approach enables accurate real-time tracking without requiring complex implementation at the device level
Solution Approach 2:
The patent replaces direct peer-to-peer position data transmission between portable devices with a server-mediated transmission system. Instead of devices directly communicating through complex protocols, all position data flows through the server which standardizes the transmission process, simplifying the system architecture while maintaining real-time tracking accuracy through centralized data management
Data Source
AI summary
A method for reading current position data from a remote portable electronic device through a signal switching network system is provided. The remote portable electronic device, after obtaining its own position data, can transmit the current position data through a signal transmission interface and a signal transmission network of the signal switching network system to a position database on a server. A portable electronic device at the request end can login to the server through the signal transmission network of the signal switching network system, and read the current position data of the specific remote portable electronic device from the position database of the server.