Radar-Aware Wireless Module Scaling for Communication Relays

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Solution Overview

Problem

Users face challenges in determining the appropriate number of wireless communication modules to use in a congested wireless environment, leading to inefficient communication and increased power consumption, as manually setting these parameters is complex and unpredictable.

Innovation Solution

A communication relay device with multiple wireless communication modules that adjusts the number based on user-defined bandwidth, internal information, and detection frequency of radar signals to optimize communication performance and power usage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If multiple wireless communication modules are used, then communication bandwidth is increased, but power consumption increases and device complexity increases

Engineering Contradiction:
Improvecommunication bandwidthVSAvoidpower consumption
Core Design Contradiction:
Quantity of substanceVSUse of energy by moving object

Solution Approach 1:

The patent implements dynamic adjustment of the number of active wireless communication modules based on real-time detection of radar signals and communication conditions. The system transitions from a static configuration to a dynamic one where modules are activated or deactivated according to environmental factors, resolving the contradiction between bandwidth availability and power consumption by using only necessary modules.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the operational parameters of the wireless communication modules by adjusting the number of active modules based on detected radar signals and communication requirements. This parameter adjustment allows the system to optimize the balance between communication bandwidth and power consumption by activating additional modules only when necessary.

Inventive Principle:
Principle #35Parameter changes

2Quantity of substance

If multiple wireless communication modules are used, then communication bandwidth is increased, but device complexity increases

Engineering Contradiction:
Improvecommunication bandwidthVSAvoiddevice complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent implements self-service functionality where the communication relay device automatically determines the optimal number of modules to activate based on radar signal detection and communication conditions, without requiring manual user configuration. The system autonomously manages module activation, reducing operational complexity while maintaining high bandwidth capability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system dynamically adjusts the number of active modules based on real-time conditions, transforming the static complex configuration into a dynamic adaptive system. This reduces device complexity by allowing the system to use only the necessary number of modules for current operations rather than managing all modules continuously.

Inventive Principle:
Principle #15Dynamics

3Use of energy by moving object

If a single wireless module is used for radar monitoring, then power consumption is reduced, but communication reliability decreases due to interruptions

Engineering Contradiction:
Improvepower consumptionVSAvoidcommunication reliability
Core Design Contradiction:
Use of energy by moving objectVSReliability

Solution Approach 1:

The patent dynamically switches between different operational modes: when radar signals are detected, the system activates additional wireless modules to maintain communication continuity while another module performs radar monitoring. This dynamic adaptation ensures communication reliability is maintained without permanently increasing power consumption, as modules are deactivated when radar conditions clear.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system prepares for potential communication interruptions by having multiple wireless modules available and pre-configured. When radar signals are detected, the system can quickly activate backup modules to cushion against the interruption caused by radar monitoring requirements, ensuring continuous communication availability.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

4Object-affected harmful factors

If DFS function is implemented with CAC, then radar interference is avoided, but communication interruptions occur when radar signals are detected

Engineering Contradiction:
Improveradar interferenceVSAvoidcommunication continuity
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The patent dynamically adjusts the number of active wireless modules based on real-time radar signal detection. When radar signals are detected, the system activates additional modules to maintain communication continuity while one module performs radar monitoring, thereby reducing communication interruptions compared to traditional single-module DFS implementation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system introduces additional wireless modules as intermediaries to bridge the communication gap created by radar monitoring requirements. These extra modules act as mediators that can handle communication traffic while one module is occupied with radar detection, reducing the impact of communication interruptions.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12418822B2Communication relay device, communication control method, and non-transitory computer readable storage medium
Publication Date: 2025.09.16 YAMAHA CORP
  • US12418822B2 patent drawing
  • US12418822B2 patent drawing
  • US12418822B2 patent drawing

AI summary

A communication relay device includes a plurality of wireless communication modules; a processor; and a memory configured to store a program, the program being executable by the processor to cause the processor to: acquire a designated bandwidth and internal information of the communication relay device; and set a number of wireless communication modules among the plurality of wireless communication modules to be used for communication by the communication relay device based on the designated bandwidth and the internal information of the communication relay device.