Mobile Base Station Placement Using Terminal Distribution Feedback

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Solution Overview

Problem

Conventional methods for determining the placement of mobile base stations do not efficiently account for changing terminal locations and service quality, leading to suboptimal wireless communication services, especially in dynamic environments like military operations or disaster scenarios.

Innovation Solution

A method involving a placement server that sets initial locations for mobile base stations, determines connected terminals, calculates center values based on terminal locations, and adjusts locations based on signal strength and terminal connectivity changes to optimize service quality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If mobile base stations are placed at fixed initial locations, then device complexity is reduced, but service quality deteriorates due to inability to adapt to changing terminal distributions

Engineering Contradiction:
Improveadaptability to terminal distribution changesVSAvoidlocation determination complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements feedback by continuously monitoring terminal locations and using this information to dynamically adjust mobile base station positions. The location determination server receives terminal location data, calculates optimal base station positions based on this feedback, and updates base station placements accordingly, creating a closed-loop system that adapts to changing conditions.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent applies dynamics by transitioning from static fixed base station locations to dynamic mobile base station positions. The base stations can move their locations based on real-time terminal distributions, allowing the system to adapt flexibly to changing service requirements while maintaining manageable complexity through automated determination algorithms.

Inventive Principle:
Principle #15Dynamics

2Reliability

If mobile base stations frequently adjust locations to optimize service, then service quality improves, but loss of time increases due to repeated location determinations and movements

Engineering Contradiction:
Improvewireless communication service qualityVSAvoidtime for location determination and adjustment
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent implements periodic action by determining mobile base station locations at regular intervals or based on triggering events such as significant terminal distribution changes. This periodic determination approach ensures service quality is maintained through timely adjustments while avoiding excessive frequency that would waste time and resources on redundant repositioning operations.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent applies parameter changes by using algorithms that calculate optimal base station positions based on varying terminal location parameters. The system monitors changes in terminal distributions and only triggers location determination when parameters exceed thresholds, balancing service quality optimization with time efficiency by avoiding unnecessary adjustments.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If the system monitors and responds to all terminal location changes, then service quality is maximized, but use of energy increases due to continuous calculation and adjustment operations

Engineering Contradiction:
Improveservice qualityVSAvoidenergy for location determination and base station movement
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent applies parameter changes by establishing thresholds for terminal location changes that trigger base station relocation. The system monitors terminal positions continuously but only initiates energy-consuming location determination and movement operations when changes exceed predefined thresholds, thereby maximizing service quality while minimizing unnecessary energy consumption from constant adjustments.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12598477B2Method for determining location of mobile base station
Publication Date: 2026.04.07 EUCAST
  • US12598477B2 patent drawing
  • US12598477B2 patent drawing
  • US12598477B2 patent drawing

AI summary

Provided is a method for determining a placement location of at least one mobile base station, the method including setting a coverage area setting an initial location of the at least one mobile base station in the coverage area, obtaining location information of terminals in the coverage area, determining terminals to be connected to each of the at least one mobile base station, determining a location of each of the at least one mobile base station, determining whether the determined location is changed from a previous location determining the determined location as a placement location of each of the at least one mobile base station when the determined location is not changed from the previous location for every at least one mobile base station, as a result of the determining.