Signal transmitting component

Patent metadata

Field	Value
Publication number	US-10153558-B2
Application number	US-201715477655-A
Country	US
Kind code	B2
Filing date	Apr 3, 2017
Priority date	May 3, 2016
Publication date	Dec 11, 2018
Grant date	Dec 11, 2018

Abstract

A component including a substrate with dielectric coating on the substrate. The electrical reactance of the dielectric coating configured for the propagation of electromagnetic surface waves. The dielectric coating is arranged as a plurality of discrete pathways. Also a signal transmission system including a component, an electromagnetic surface wave transmitter coupled to the substrate, and an electromagnetic surface wave receiver also coupled to the substrate.

First claim

The invention claimed is:

1. A component comprising:
a substrate;
a dielectric coating on the substrate, the electrical reactance of the dielectric coating configured for the propagation of electromagnetic surface waves;
wherein the dielectric coating is arranged as a plurality of discrete pathways; and
wherein at least one of the pathways has a first dielectric constant and at least one other of the pathways has a second dielectric constant which is different from the first dielectric constant.

2. A component as claimed in claim 1 wherein the plurality of discrete pathways is arranged as a space-filling curve.

3. A component as claimed in claim 2 wherein the space-filling curve is a Hilbert curve; a Peano curve; a fractal curve; a node-replacement curve; an edge-replacement curve.

4. A component comprising:
a substrate;
a dielectric coating on the substrate, the electrical reactance of the dielectric coating configured for the propagation of electromagnetic surface waves;
wherein the dielectric coating is arranged as a plurality of discrete pathways; and
wherein the substrate comprises a composite material.

5. A component as claimed in claim 4 wherein the substrate comprises a fibre-reinforced composite material.

6. A component as claimed in claim 1 further comprising a layer to sandwich the dielectric coating between the substrate and the layer.

7. A component as claimed in claim 6 wherein the layer is configured to form a Faraday cage; a barrier or shield.

8. A component as claimed in claim 6 wherein the layer comprises the same material as the substrate; an electromagnetically opaque material; an electromagnetically transparent material; a low impedance material; a high impedance material.

9. A component as claimed in claim 1 comprising any one or part of: an electrical panel; an electrical raft; a gas turbine engine component; a fan case; a gas turbine engine nacelle; a gas turbine engine casing; an aircraft wing; an aircraft body; a propulsion system; a thruster; a marine vessel hull; a marine vessel bulkhead; a land vehicle body; a rail or traction engine component; a diesel engine component.

10. A power plant comprising a component as claimed in claim 1 .

11. A propulsion system comprising a component as claimed in claim 1 .

12. A vehicle comprising a component as claimed in claim 1 .

13. A signal transmission system comprising:
a component comprising:
a substrate;
a dielectric coating on the substrate, the electrical reactance of the dielectric coating configured for the propagation of electromagnetic surface waves;
wherein the dielectric coating is arranged as a plurality of discrete pathways;

an electromagnetic wave transmitter coupled to the substrate; and
an electromagnetic wave receiver coupled to the substrate.

14. A signal transmission system as claimed in claim 13 wherein the electromagnetic wave transmitter is further configured to function as an electromagnetic wave receiver.

15. A signal transmission system as claimed in claim 13 wherein the electromagnetic wave receiver is further configured to function as an electromagnetic wave source.

16. A power plant comprising a signal transmission system as claimed in claim 13 .

17. A propulsion system comprising a signal transmission system as claimed in claim 13 .

18. A vehicle comprising a signal transmission system as claimed in claim 13 .

Assignees

• Rolls Royce Plc

Inventors

• Clark Daniel
• Schiffers Werner P

Classifications

• H01P3/16 Primary

  Dielectric waveguides, i.e. without a longitudinal conductor · CPC title

• H04B3/52

  Systems for transmission between fixed stations via waveguides · CPC title

• F05D2300/6111

  functionally graded coating · CPC title

• H04B1/40

  Circuits · CPC title

• H01Q1/34

  Adaptation for use in or on ships, submarines, buoys or torpedoes (for subaqueous use H01Q1/04) · CPC title