Multi-component waveguide assembly

• US 8,324,990 B2
• Filed: 11/26/2008
• Issued: 12/04/2012
• Est. Priority Date: 11/26/2008
• Status: Active Grant

• Current Assignee: Apollo Microwaves Ltd. (147780 Canada, Inc.)
• Original Assignee: Apollo Microwaves Ltd. (147780 Canada, Inc.)
• Inventors: Vouloumanos, Nick
• Primary Examiner(s): Takaoka, Dean O
• Assistant Examiner(s): Wong, Alan
• Application Number:
  US12/323,651
• Publication Number:
  US 20100127804A1
• Time in Patent Office: 1,469 Days
• Field of Search: 333/1.1, 333 33- 35, 333/248, 333/254, 333/255, 333/260, 333/24.1, 333/24.2, 296/00, 296/01, 298/30
• US Class Current: 333/248
• CPC Class Codes: H01P 1/042 Hollow waveguide joints
• CPC Class Codes: H01P 11/00 Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
• CPC Class Codes: Y10T 29/49016 Antenna or wave energy "plumbing" making
• CPC Class Codes: Y10T 29/49826 Assembling or joining

Abstract

A waveguide assembly comprising at least two waveguide components. The waveguide assembly comprising a first waveguide portion and a second waveguide portion each comprising an interior surface and an exterior surface. The interior surface of the first waveguide portion defining a first portion of a first microwave component and a first portion of a second microwave component. The interior surface of the second waveguide portion defining a second portion of the first microwave component and a second portion of the second microwave component. The first waveguide portion and the second waveguide portion being adapted for being coupled together to form the waveguide assembly such that, when coupled together, the waveguide assembly comprises at least the first microwave component and the second microwave component.

Claims

1. A waveguide assembly for handling microwave signals, the waveguide assembly comprising:

a) a first waveguide portion defining;

i) a first portion of a first waveguide component; and

ii) first portion of a second waveguide component;

wherein the first waveguide component and the second waveguide component each manipulate the microwave signals that pass therethrough;

b) a second waveguide portion defining;

i) a second portion of the first waveguide component; and

ii) a second portion of the second waveguide component;

c) a matching network defining a space between the first waveguide component and the second waveguide component, wherein the dimensions of the matching network are based at least in part on a desired resonance for the waveguide assembly.

2. The waveguide assembly as defined in claim 1, wherein the first waveguide component and the second waveguide component are selected from at least one member from a group consisting essentially of a harmonic filter, a circulator, an isolator, a transmit filter, a coupling device, an e-bend, an h-bend, a power monitor, a coupling monitor and an arc guide.

3. The waveguide assembly as defined in claim 2, wherein the first waveguide portion includes a first mating surface and the second waveguide portion includes a second mating surface, the first waveguide portion and the second waveguide portion being connected together along the first and second mating surfaces.

4. The waveguide assembly as defined in claim 3, wherein the first waveguide portion and the second waveguide portion are connected together via mechanical fasteners.

5. The waveguide assembly as defined in claim 1, wherein the waveguide assembly is absent tuning components between the first waveguide component and the second waveguide component.

6. A method for creating a waveguide assembly for handling microwave signals, the method comprising:

a) manufacturing a first waveguide portion of the waveguide assembly, the first waveguide portion including an interior surface and an exterior surface, the interior surface of the first waveguide portion defining;

(1) a first portion of a first waveguide component;

(2) a first portion of a second waveguide component; and

(3) first portion of a matching, network;

wherein the first waveguide component and the second waveguide component each manipulate the microwave signals that pass therethrough;

b) manufacturing a second waveguide portion of the waveguide assembly, the second waveguide portion including an interior surface and an exterior surface, the interior surface of the second waveguide portion defining;

(1) a second portion of the first waveguide component;

(2) a second portion of the second waveguide component; and

(3) a second portion of the matching network; and

c) connecting the first waveguide portion and the second waveguide portion together, such that, when connected, the interior surface of the first waveguide portion and the interior surface of the second waveguide portion together define a complete shape of at least the first waveguide component, the second waveguide component and the matching network, the matching network being between the first waveguide component and the second waveguide component and having dimensions based at least in part on a desired resonance for the waveguide assembly.

7. The method as defined in claim 6, wherein the first waveguide portion and the second waveguide portion are manufactured via machining.

8. The method as defined in claim 6, wherein the first waveguide portion and the second waveguide portion each include a respective mating surface, the method further comprising connecting the first waveguide portion and the second waveguide portion together by placing their respective mating surfaces together.

9. The method as defined in claim 8, further comprising connecting her the first waveguide portion and the second waveguide portion via mechanical fasteners.

10. The method as defined in claim 9, wherein the first waveguide component and the second waveguide component are at least one member selected from a group consisting essentially of a harmonic filter, a circulator, an isolator, a transmit fitter, a coupling device, an e-bend, an h-bend, a power monitor, a coupling monitor and an arc guide.

11. A method for creating a waveguide assembly including a first waveguide component and a second waveguide component, the method comprising:

a) determining, using computational simulation on a computing apparatus, dimensions of a space that defines a matching network between the first waveguide component and the second waveguide component, the first waveguide component and the second waveguide component each capable of manipulating microwave signals that pass therethrough, wherein the dimensions of the space are determined at least in part based on a desired resonance for the waveguide assembly; and

b) manufacturing the waveguide assembly via a computer numerical control (CNC) machining operation, wherein the matching network between the first waveguide component and the second waveguide component is formed by a first portion and a second portion, wherein;

i) the first portion defines;

(1) a first portion of the first waveguide component;

(2) a first portion of the second waveguide component; and

(3) a first portion of the matching network;

ii) the second portion defines;

(1) a second portion of the first waveguide component;

(2) a second portion of the second waveguide component; and

(3) a second portion of the matching network.

12. The method for creating a waveguide assembly as defined in claim 11, further comprising tuning the waveguide assembly when the first portion and second portion have been joined together.

13. A waveguide assembly comprising:

a) a first waveguide portion including an interior surface and an exterior surface, the interior surface of the first waveguide portion defining;

(1) a first portion of a waveguide circulator;

(2) a first portion of a transmit filter; and

(3) a first portion of a harmonic filter; and

b) a second waveguide portion including an interior surface and an exterior surface, the interior surface of the second waveguide portion defining;

(1) a second portion of the waveguide circulator;

(2) a second portion of the transmit filter; and

(3) a second portion of the harmonic filter;

wherein the first waveguide portion and the second waveguide portion are adapted to be coupled together to form the waveguide assembly such that, when coupled together, the waveguide assembly includes at least the waveguide circulator, the transmit filter and the harmonic filter.

14. The waveguide assembly as defined in claim 13, wherein the first waveguide portion includes a first mating surface and the second waveguide portion includes a second mating surface, the first waveguide portion and the second waveguide portion being coupled together along the first and second mating surfaces.

15. The waveguide assembly as defined in claim 14, wherein the first waveguide portion and the second waveguide portion are coupled together via mechanical fasteners.

16. The waveguide assembly as defined in claim 13, further comprising a matching network positioned between the first waveguide component and the second waveguide component, the matching network being adapted to improve phase matching between the first waveguide component and the second waveguide component.

17. The waveguide assembly as defined in claim 16, wherein dimensions of the matching network are determined based on at least one of a desired passband, resonance, and reflection loss of the waveguide assembly.

18. The waveguide assembly as defined in claim 13, wherein the first waveguide portion and the second waveguide portion are manufactured via at least one machining process.

19. The waveguide assembly as defined in claim 13, wherein the first waveguide portion and the second waveguide portion are manufactured via a casting operation.

20. The waveguide assembly as defined in claim 13, wherein the waveguide assembly is absent tuning components between the first waveguide component and the second waveguide component.