Base Station Policy Calculation for Mixed Wireless Standards

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Solution Overview

Problem

In wireless communication systems with mixed terminal stations using different standards and communication schemes, the radio transmission efficiency is reduced due to the mixture of old standards with inferior transmission efficiency. Additionally, the need for repeated information collection from terminal stations increases control costs and makes it difficult to maintain wireless connection states.

Innovation Solution

A radio communication method and system where a base station with multiple radio communication units collects communication quality, performance, and identifier information from terminal stations. Based on this information, the system calculates setting and switching policies to optimize radio communication unit settings and manage connection switching, thereby improving transmission efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a base station includes multiple radio communication units to segregate terminal stations by standard type, then radio transmission efficiency is improved, but device complexity increases

Engineering Contradiction:
Improveradio transmission efficiencyVSAvoidbase station complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The base station is divided into multiple radio communication units (first radio communication unit and second radio communication unit), each dedicated to handling terminal stations of different standards. This segmentation allows the base station to process communications from legacy terminals and advanced terminals simultaneously through separate units, improving overall transmission efficiency while maintaining manageable complexity through functional division.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If the base station individually collects information from each terminal station, then connection control accuracy is improved, but loss of time increases

Engineering Contradiction:
Improveconnection control accuracyVSAvoidinformation collection time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent combines information collection for multiple terminal stations into a single unified process. When the base station needs to collect information, it simultaneously obtains data from multiple terminal stations rather than individually querying each one. This merging of information collection operations maintains accurate connection control while significantly reducing the total time required for information gathering.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If the base station controls wireless connection destinations, then connection stability is improved, but device complexity increases

Engineering Contradiction:
Improveconnection stabilityVSAvoidcontrol mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The base station performs preliminary actions by collecting information from terminal stations in advance and determining appropriate connection destinations before actual communication needs arise. This preliminary determination of connection destinations based on pre-collected information ensures stable and reliable connections while simplifying the control mechanism, as the base station has already made connection decisions beforehand rather than requiring complex real-time control.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12238644B2Wireless communication method, base station, and wireless communication system
Publication Date: 2025.02.25 NIPPON TELEGRAPH & TELEPHONE CORP
  • US12238644B2 patent drawing
  • US12238644B2 patent drawing
  • US12238644B2 patent drawing

AI summary

A radio communication method of connecting a base station with a plurality of terminal stations, the base station including a plurality of radio communication units compatible with a plurality of communication standards or communication schemes, the method including collecting, from each of the plurality of terminal stations, communication quality information representing a communication quality of the terminal station, collecting, from each of the plurality of terminal stations, communication performance information representing a communication performance of the terminal station, collecting, from each of the plurality of terminal stations, identifier information that identifies the terminal station, calculating, based on the communication quality information, the communication performance information and the identifier information that are collected, a setting policy including a setting for each of the plurality of radio communication units, and a switching policy of setting a condition for switching the plurality of radio communication units, and setting, for each of the plurality of radio communication units, the terminal station to be connected based on the setting policy and the switching policy that are calculated.