Rotatable Radio Wave Control Plate for Obstacle-Aware Beam Steering

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Solution Overview

Problem

Existing radio wave control systems struggle to effectively change the reflection or refraction direction of waves when obstacles interfere with communication, leading to potential communication failures, and face challenges in adjusting the receivable area, reception power, and focal point positioning.

Innovation Solution

A radio wave control device with a rotatable radio wave control plate housed in a casing, utilizing a rotation mechanism to adjust the emission direction and phase distribution, and employing metamaterials to control wave phases, along with specific geometric shapes to enhance reception power and focal point adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a radio wave control plate is used to control emission direction, then communication reliability is improved, but device complexity increases due to the rotation mechanism and casing

Engineering Contradiction:
Improvecommunication reliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The radio wave control plate is made rotatable around the normal direction of the plate, enabling dynamic adjustment of the emission direction. This dynamic configuration allows the system to adapt to different communication scenarios and overcome obstacles, improving reliability while maintaining manageable complexity through a single rotational degree of freedom

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The rotation mechanism enables the same radio wave control plate to serve multiple functions: controlling emission direction, adjusting receivable area, and positioning focal points. This multi-functionality reduces the need for multiple separate components, thereby improving reliability without proportionally increasing device complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If the radio wave control plate is rotated to adjust emission direction, then adaptability is improved, but ease of operation deteriorates due to manual rotation requirements

Engineering Contradiction:
Improveemission direction adjustmentVSAvoidease of operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system transitions from static to dynamic operation by enabling rotation of the radio wave control plate. This allows the emission direction to be adjusted adaptively according to different communication needs, improving versatility while the rotation mechanism is designed to maintain reasonable ease of operation

Inventive Principle:
Principle #15Dynamics

3Manufacturing precision

If metamaterials are used to control wave phases, then manufacturing precision is improved, but ease of manufacture deteriorates

Engineering Contradiction:
Improvewave phase control precisionVSAvoidease of manufacture
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

Metamaterials with specific geometric shapes are used to achieve precise wave phase control. These composite materials enable accurate control of emission direction and focal point positioning, improving manufacturing precision in wave manipulation while acknowledging the complexity of manufacturing such specialized materials

Inventive Principle:
Principle #40Composite materials

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables flexible control of wave direction and reception area, enhances reception power, and allows precise focal point adjustment, overcoming obstacles and improving communication reliability.

Implementation Method 1

refracting radio waves in a structure including an array of resonator elements by changing parameters of the respective resonator elements

Methodology Applied
Scientific EffectRefraction: Refraction

Data Source

PatentUS20250350039A1Radio wave control device and radio wave control method
Publication Date: 2025.11.13 KYOCERA CORP
  • US20250350039A1 patent drawing
  • US20250350039A1 patent drawing
  • US20250350039A1 patent drawing

AI summary

A radio wave control device includes a casing, a radio wave control plate installed in the casing and configured to control an emission direction of an incident wave incident from a base station, and a rotation mechanism installed in the casing and configured to rotate the radio wave control plate on a first plane.