Wireless Base Station Cell Configuration Switching

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Solution Overview

Problem

Existing wireless communication systems face challenges in managing interference due to cell overlap and bandwidth limitations when switching communication apparatuses, as previous technologies have not adequately addressed these issues.

Innovation Solution

A wireless communication control apparatus and method that acquires terminal information to dynamically switch between configuring multiple slave stations as separate cells or a single cell, optimizing bandwidth allocation and minimizing interference by adjusting cell configurations based on terminal positioning and requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If multiple wireless slave stations function as separate cells, then bandwidth allocation is improved, but interference due to cell overlap occurs

Engineering Contradiction:
Improvebandwidth allocationVSAvoidinterference due to cell overlap
Core Design Contradiction:
Quantity of substanceVSObject-affected harmful factors

Solution Approach 1:

The patent applies dynamics by enabling the wireless communication control apparatus to dynamically switch between two operational modes: treating multiple slave stations as separate cells or as a single cell. This dynamic reconfiguration allows the system to adapt to changing conditions, optimizing bandwidth allocation when stations are separated while avoiding interference when they overlap, thus resolving the technical contradiction between these two opposing requirements.

Inventive Principle:
Principle #15Dynamics

2Object-affected harmful factors

If multiple wireless slave stations function as a single cell, then interference due to cell overlap is avoided, but bandwidth limitation occurs

Engineering Contradiction:
Improveinterference due to cell overlapVSAvoidbandwidth allocation
Core Design Contradiction:
Object-affected harmful factorsVSQuantity of substance

Solution Approach 1:

The system dynamically adjusts the cell configuration based on real-time conditions. When interference is detected or predicted, the apparatus switches to treating multiple slave stations as a single cell, eliminating overlap interference. When bandwidth demands increase and stations are sufficiently separated, it switches to separate cell mode, maximizing bandwidth allocation. This dynamic adaptation resolves the contradiction between avoiding interference and maintaining bandwidth availability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240322967A1Wireless communication control apparatus, wireless communication system, wireless communication control method, and program
Publication Date: 2024.09.26 NEC CORP
  • US20240322967A1 patent drawing
  • US20240322967A1 patent drawing
  • US20240322967A1 patent drawing

AI summary

A wireless communication control apparatus includes at least one processor, the at least one processor carrying out: an information acquisition process of acquiring information pertaining to a terminal; and a switching control process of carrying out switching, based on the information pertaining to the terminal, between whether a base station causes a plurality of wireless slave stations to function respectively as a plurality of separate cells or causes the plurality of wireless slave stations to function as a single cell.