Plasma RF Communication Using Noise-Modulated Laser Breakdown

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Solution Overview

Problem

Existing radio frequency communications rely on physical antennas which are vulnerable to damage, require ionized plasma columns, and use predictable carrier waves that can be easily detected and decoded, posing reliability and security issues.

Innovation Solution

Utilize laser-induced optical breakdowns to generate radio frequency signals without physical antennas, using plasma as a carrier wave modulated by noise signals with varying amplitudes to encode and transmit data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If physical antennas are used for radio frequency communications, then signal transmission is enabled, but the system becomes vulnerable to damage and environmental factors

Engineering Contradiction:

Improvecommunication reliabilityVSAvoidenvironmental damage vulnerability

Core Design Contradiction:

ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces physical mechanical antenna structures with optical fields (lasers) to generate and transmit radio frequency signals. The laser-induced plasma filaments serve as transient transmission media rather than permanent physical structures, eliminating vulnerability to environmental damage and kinetic attacks while maintaining signal transmission capability.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the state of matter from solid physical antennas to transient plasma filaments created by optical breakdown. This parameter change allows the transmission medium to be created only when needed and dissipate afterward, providing reliability without permanent vulnerable structures.

Inventive Principle:

Principle #35Parameter changes

2Productivity

If predictable carrier waves are used for modulation, then communication efficiency is improved, but detection and decoding becomes easier compromising security

Engineering Contradiction:

Improvecommunication efficiencyVSAvoidsignal detection difficulty

Core Design Contradiction:

ProductivityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent uses periodic pulsed laser emissions rather than continuous predictable carrier waves. Each laser pulse creates a transient plasma filament that transmits data during its brief existence, then dissipates. This periodic action maintains communication efficiency while the random timing and transient nature of each pulse make detection and decoding significantly more difficult compared to continuous predictable carriers.

Inventive Principle:

Principle #19Periodic action

Solution Approach 2:

The patent performs preliminary action by creating plasma filaments only when data transmission is required, rather than maintaining continuous carrier waves. This on-demand creation of transmission media improves security by eliminating predictable continuous signals while maintaining communication efficiency through targeted transmissions.

Inventive Principle:

Principle #10Preliminary action

3Adaptability or versatility

If plasma columns are used as transmission medium, then antenna functionality is achieved, but the system requires continuous ionization and coupling devices

Engineering Contradiction:

Improveantenna functionalityVSAvoidcoupling device requirement

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent extracts and eliminates the complex coupling devices (RF couplers, electromagnetic or capacitive coupling devices, electro-optical crystals, electro-optic modulators) from the system. Instead, the laser-induced plasma filaments directly generate and transmit the radio frequency signals without requiring separate coupling mechanisms, achieving antenna functionality with reduced device complexity.

Inventive Principle:

Principle #2Taking out (Extraction)

Solution Approach 2:

The patent merges the functions of antenna generation, signal modulation, and transmission into a single integrated process. The laser-induced plasma filaments simultaneously serve as the transmission medium and the modulating element, eliminating the need for separate coupling devices and reducing overall system complexity while maintaining adaptability.

Inventive Principle:

Principle #5Merging (Combining)

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

This method provides secure, reliable, and difficult-to-detect radio frequency communications that are impervious to environmental damage and kinetic attacks, eliminating the need for traditional antennas and predictable modulation schemes.

Implementation Method 1

utilize laser-induced optical breakdowns to generate radio frequency signals

Methodology Applied

Scientific EffectOptical breakdown: Laser Ablation

Implementation Method 2

generate and maintain 'plasma antennas' including plasma columns, plasma filaments

Methodology Applied

Scientific EffectPlasma generation: Plasma

Implementation Method 3

transmit noise signals with a varying amplitude that thereby modulate the noise signals to correspond to the analog information

Methodology Applied

Scientific EffectAmplitude modulation: Phase Modulation

Data Source

PatentUS12476710B2Analog amplitude noise modulation to communicate information

Publication Date: 2025.11.18 THE BOEING CO

AI summary

A method, apparatus, and system for communicating information. A communications system comprising a computer system and a communications manager. The communications manager is configured to identify analog information for transmission and transmit noise signals with a varying amplitude that thereby modulate the noise signals to correspond to the analog information.