Conformal Load-Bearing Sensor Arrays for Aerodynamic Integration

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Solution Overview

Problem

Current multi-spectral sensor arrays for vehicles are not conformal, leading to increased drag and inefficient volume usage due to their rigid structures, which protrude into the airstream and do not integrate seamlessly with the vehicle's structure.

Innovation Solution

A conformal load-bearing distributed sensing array system that integrates RF and optical sensors into a single panel with a structural core, allowing for flush mounting on a vehicle's surface, using a method that includes an outer skin, an inner skin, and a core with receivers and transmitters disposed within openings on the outer skin, enabling easy replacement and aerodynamic design.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a rigid structure (pod or turret) is used to assemble multi-spectral sensor arrays, then the sensors can be integrated onto the vehicle platform, but the structure protrudes into the airstream creating drag and consumes excessive volume

Engineering Contradiction:
Improvesensor array integrationVSAvoiddrag
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent applies this principle by using a conformal array structure that follows the contour of the vehicle surface, eliminating the need for rigid protruding pods or turrets. The sensor apertures are distributed directly on the vehicle's skin, allowing the array to conform to the aerodynamic shape and minimize drag while maintaining sensor integration capability

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The patent transitions from a three-dimensional rigid structure (pod/turret) to a two-dimensional conformal surface array. By distributing sensors across the vehicle's surface in a planar configuration, the system eliminates volume consumption and aerodynamic interference while maintaining sensing coverage

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Ease of manufacture

If a rigid structure (pod or turret) is used to assemble multi-spectral sensor arrays, then the sensors can be integrated onto the vehicle platform, but the structure consumes excessive volume

Engineering Contradiction:
Improvesensor array integrationVSAvoidstructure volume
Core Design Contradiction:
Ease of manufactureVSVolume of stationary object

Solution Approach 1:

The conformal array structure utilizes the vehicle's existing surface area, transforming the integration approach from volumetric (rigid pods) to areal (surface-mounted). This eliminates the need for additional volume while providing sufficient space for multiple sensor apertures through distributed positioning on the vehicle skin

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The patent moves the sensor array from a 3D volumetric structure to a 2D surface distribution. By spreading sensors across the vehicle's exterior surface, the system achieves high sensor density without requiring additional volume, effectively utilizing the vehicle's surface area rather than consuming internal or external space

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Object-affected harmful factors

If receivers and transmitters are disposed within openings on the outer skin, then the EM panel can be flush mounted for aerodynamic efficiency, but the structural integration becomes more complex

Engineering Contradiction:
ImprovedragVSAvoidstructural integration
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent merges the structural functions (load-bearing, aerodynamic skin) with the sensor array functions (receiver/transmitter mounting) into a single integrated EM panel. The core structure simultaneously provides mechanical support, maintains aerodynamic contour, and houses the sensor apertures, eliminating the need for separate mounting structures and reducing overall system complexity

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

The system provides a secure, efficient, and aerodynamically optimized multi-spectral sensor array that minimizes volume usage and allows for easy maintenance, while establishing secure free space optical links between vehicles, reducing reliance on gimbaled optics and enhancing communication security.

Implementation Method 1

an EM panel may include an outer skin, an inner skin, and a core disposed between the outer skin and the inner skin

Methodology Applied
Scientific EffectStructural support:

Implementation Method 2

at least one receiver to receive at least one first signal (e.g., an EM radiation signal, such as an optical frequency signal or a radio frequency (RF) signal)

Methodology Applied
Scientific EffectElectromagnetic radiation detection:

Implementation Method 3

at least one transmitter to transmit at least one second signal (e.g., an EM radiation signal, such as an optical frequency signal or a radio frequency (RF) signal)

Methodology Applied
Scientific EffectElectromagnetic radiation transmission:

Implementation Method 4

at least one receiver is an optical sensor(s) (e.g., an optical telescope)

Methodology Applied
Scientific EffectOptical signal reception:

Implementation Method 5

at least one transmitter is a laser(s) (e.g., an optical laser)

Methodology Applied
Scientific EffectLaser transmission: Laser

Implementation Method 6

at least one transmitter is a RF antenna(s) (e.g., a phased array antenna or a patch antenna)

Methodology Applied
Scientific EffectRadio frequency transmission:

Data Source

PatentUS11463166B2Conformal load bearing distributed sensing arrays
Publication Date: 2022.10.04 THE BOEING CO
  • US11463166B2 patent drawing
  • US11463166B2 patent drawing
  • US11463166B2 patent drawing

AI summary

Systems, methods, and apparatus for an electromagnetic (EM) panel are disclosed. In one or more embodiments, a disclosed electromagnetic (EM) panel comprises an outer skin, an inner skin, a core disposed between the outer skin and the inner skin, and at least one receiver to receive at least one first signal. In at least one embodiment, at least one receiver is disposed within an opening on the outer skin of the EM panel. At least one receiver is an optical sensor(s) and/or a radio frequency (RF) antenna(s). In one or more embodiments, the EM panel further comprises at least one transmitter to transmit at least one second signal. In at least one embodiment, at least one transmitter is disposed within an opening on the outer skin of the EM panel. At least one transmitter is a laser(s) and/or a RF antenna(s).