IP Library Granted Patent US 12,088,009
Granted Patent B2
US 12,088,009 · App. 18/045,651 · Granted Sep 10, 2024

Low-cost higher order floquet structure integrated meander line polarizer and radome

Inventors: Michael Buckley (Boyds, MD); Varada Rajan Komanduri (Germantown, MD)
Assignee: Hughes Network Systems, LLC
H01Q15/242H01Q1/42H01Q1/422
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Quick Facts
Patent No.
US 12,088,009
App. No.
18/045,651
Granted
Sep 10, 2024
Kind
B2
Abstract

A higher order Floquet-mode structure (HOFS) integrated meander line polarizer and radome including: a substrate including layers having a dielectric constant (dk) of 2.9; a HOFS including metal layers disposed in a first subset of the layers; and meander lines, to provide a phase shift and match, disposed in a second subset of the layers, wherein the substrate includes a low-cost material and the metal layers include a feature trace and gap widths of about 10 mils or greater.

Claims (31)

1. A higher order Floquet-mode structure (HOFS) integrated meander line polarizer and radome comprising:

a substrate comprising layers having a dielectric constant (dk) of 2.9;

a HOFS comprising metal layers disposed in a first subset of the layers;

meander lines, to provide a phase shift and match, disposed in a second subset of the layers; and

a radome comprising polycarbonate,

wherein the substrate comprises a low-cost material and the metal layers comprise a feature trace and gap widths of about 10 mils or greater.

2. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the low-cost material comprises a polycarbonate.

3. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the low-cost material comprises a polyester.

4. The HOFS integrated meander line polarizer and radome of claim 1 , wherein each of the meander lines is shaped as a rectangular wave and the meander lines are stacked above each other.

5. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the substrate has a cross-section depth between 150 and 450 mils.

6. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the HOFS integrated meander line polarizer and radome is configured to operate in a frequency range comprising 10.7 to 14.5 GHz.

7. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the integrated HOFS meander line polarizer radome is configured to operate with a scan angle θ from 0° to 50° and a φ scan angle from 0° and 360°.

8. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the radome comprises polycarbonate having a thickness of at least 30 mils.

9. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the radome has a cross-section depth less than 120 mils.

10. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the radome has a cross-section depth between 20 and 60 mils.

11. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the dielectric constant of the radome is between 2.0 and 5.0.

12. The HOFS integrated meander line polarizer and radome of claim 1 , wherein the substrate has a cross-section depth between 150 and 450 mils.

13. A higher order Floquet-mode structure (HOFS) integrated meander line polarizer and radome comprising:

a substrate comprising layers;

a HOFS comprising metal layers disposed in a first subset of the layers; and

meander lines, to provide a phase shift and match, disposed in a second subset of the layers,

wherein the substrate comprises a low-cost material and the metal layers comprise a feature trace and gap widths of about 10 mils or greater, the low-cost material comprises a polycarbonate and the substrate has a cross-section depth between 150 and 450 mils.

14. The HOFS integrated meander line polarizer and radome of claim 13 , wherein the HOFS integrated meander line polarizer and radome is configured to operate in a frequency range comprising 10.7 to 14.5 GHz.

15. The HOFS integrated meander line polarizer and radome of claim 13 , wherein the integrated HOFS meander line polarizer radome is configured to operate with a scan angle θ from 0° to 50° and a φ scan angle from 0° and 360°.

16. The HOFS integrated meander line polarizer and radome of claim 13 , further comprising a radome comprising polycarbonate having a cross-section depth less than 120 mils.

17. A higher order Floquet-mode structure (HOFS) integrated meander line polarizer and radome comprising:

a substrate comprising layers;

a HOFS comprising metal layers disposed in a first subset of the layers; and

meander lines, to provide a phase shift and match, disposed in a second subset of the layers; and

a radome comprising polycarbonate having a cross-section depth of less than 120 mils,

wherein the substrate comprises a low-cost material and the metal layers comprise a feature trace and gap widths of about 10 mils or greater, and the low-cost material comprises a polycarbonate.

Assignments (2)
SECURITY INTEREST Recorded Jan 14, 2025
From: HUGHES NETWORK SYSTEMS, LLC
To: U.S. BANK NATIONAL ASSOCIATION
Reel/Frame 069862/0464 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 12, 2022
From: BUCKLEY, MICHAEL; KOMANDURI, VARADA RAJAN
To: HUGHES NETWORK SYSTEMS, LLC
Reel/Frame 061387/0117 →