Claims
- 1. A transducer for orthogonally polarized signals including a symmetrically designed branching arrangement having a longitudinal axis, having a longitudinally extending common waveguide providing a common passageway, and having two pairs of dual branching waveguide sections branching from said common waveguide and providing a dual branching from the common passageway, each dual branching waveguide section having one end connecting with said common waveguide and having an opposite end remote from the one end thereof, first and second pairs of switch arm waveguide sections each having one end thereof coupled with the opposite end of one of the dual branching waveguide sections associated therewith, and having an opposite end remote from the one end thereof, and first and second pairs of simple branching waveguide sections each having one end coupled with the opposite end of one of said switch arm waveguide sections associated therewith and having an opposite end remote from the one end thereof, said opposite ends of each pair of simple branching waveguide sections converging to a respective branch passageway, each associated dual branching waveguide section, switch arm waveguide section and simple branching section providing a wave energy path between said common passageway and an associated one of the branch passageways, and the pairs of simple branching waveguide sections being symmetrical with each other, wherein an improvement comprises said switch arm waveguide sections being symmetrical and having respective coupling means which are identical to each other for coupling the wave energy via each switch arm waveguide section between the associated dual branching waveguide section and the associated simple branching waveguide section to provide a completely symmetrical structure and phase synchronization for each of the wave energy paths between said common passageway of the branching arrangement and the respective branch passageways, the dual branching waveguide sections are of rectangular cross-section with a side relation b:a of at least approximately 1:2 to 1:3, the simple branching waveguide sections are of rectangular cross-section, and each of the switch arm waveguide sections is formed by a pair of parallel juxtaposed waveguide sections arranged immediately juxtaposed, said coupling means coupling said juxtaposed waveguide sections and being of such rotation-symmetrical design that the electrical length of the passageways of the arrangement remains intact for different angular relationships between the respective pairs of juxtaposed waveguide sections.
- 2. The transducer as defined in claim 1, characterized by the respective pairs of juxtaposed waveguide sections being rectangular waveguides superposed at broad sides thereof.
- 3. A transducer for orthogonally polarized signals including a symmetrically designed branching arrangement having a longitudinal axis, having a longitudinally extending common waveguide providing a common passageway, and having two pairs of dual branching waveguide sections branching from said common waveguide and providing a dual branching from the common passageway, each dual branching waveguide section having one end connecting with said common waveguide and having an opposite end remote from the one end thereof, first and second pairs of switch arm waveguide sections each having one end thereof coupled with the opposite end of one of the dual branching waveguide sections associated therewith, and having an opposite end remote from the one end thereof, and first and second pairs of simple branching waveguide sections each having one end coupled with the opposite end of one of said switch arm waveguide sections associated therewith and having an opposite end remote from the one end thereof, said opposite ends of each pair of simple branching waveguide sections converging to a respective branch passageway, each associated dual branching waveguide section, switch arm waveguide section and simple branching section providing a wave energy path between said common passageway and an associated one of the branch passageways, and the pairs of simple branching waveguide sections being symmetrical with each other, wherein an improvement comprises said switch arm waveguide sections being symmetrical and having respective coupling means which are identical to each other for coupling the wave energy via each switch arm waveguide section between the associated dual branching waveguide section and the associated simple branching waveguide section to provide a completely symmetrical structure and phase synchronization for each of the wave energy paths between said common passageway of the branching arrangement and the respective branch passageways, the dual branching waveguide sections are of rectangular cross-section with a side relation b:a of at least approximately 1:2 to 1:3, the simple branching waveguide sections comprise pairs of coaxial parallel branches formed of pairs of coaxial arm sections and the switch arm waveguide sections comprise in each case a rectangular waveguide connected to the associated dual branching waveguide section and a coaxial sidearm extending parallel and adjacent to the associated rectangular waveguide, each coaxial sidearm is connected on the one hand via an angle piece to one of the coaxial arm sections, and on the other hand the coupling means couples each sidearm to a respective associated rectangular waveguide, and for each of the branch passageways of the arrangement, one associated coaxial siderm is adjacent to one side, located externally with regard to the longitudinal axis of the arrangement, of the associated rectangular waveguide, and the other associated coaxial sidearm is adjacent to the side of the other associated rectangular waveguide located on the inside with regard to the longitudinal axis of the arrangement.
- 4. The transducer as defined in claim 3, characterized by the fact that each rectangular waveguide is oriented parallel with the longitudinal axis of the arrangement.
- 5. The transducer as defined in claim 3, characterized by the fact that each rectangular waveguide follows a respective associated dual branching waveguide section rectilinearly essentially parallel to the longitudinal axis.
- 6. The transducer as defined in claim 3, characterized by the fact that each pair of coaxial arm sections converges to a coaxial port, the coaxial sidearms being so dimensioned that their wave impedances by way of approximation show twice the value of the wave impedances of the coaxial ports.
- 7. A transducer for orthogonally polarized signals including symmetrically designed branching arrangement havng a longitudinal axis, having a longitudinally extending common passageway, and having two pairs of dual branching waveguide sections branching from said common passageway and providing a dual branching from the common passageway, first and second pairs of coupling waveguide sections each coupling waveguide section being coupled with one of the dual branching waveguide sections associated therewith, and first and second pairs of simple branching waveguide sections each having one end coupled with one of said coupling waveguide sections associated therewith and having an opposite end remote from the one end thereof, said opposite ends of each pair of simple branching waveguide sections converging to a respective branch passageway, each associated dual branching waveguide section, coupling waveguide section and simple branching waveguide section providing a wave energy path between said common passageway and an associated one of the branch passageways, and the pairs of simple branching waveguide sections being symmetrical with respect to each other, wherein an improvement comprises said coupling waveguide sections being symmetrical and having respective coupling means which are identical to each other for coupling of wave energy between each dual branching waveguide section and the associated simple branching waveguide section via the associated coupling waveguide section to provide a completely symmetrical structure and phase synchronization for each of the wave energy paths between said common passageway of the branching arrangement and the respective branch passageways, and wherein the dual branching waveguide sections comprise respective pairs of arm sections which extend parallel side by side and are designed as waveguides of generally triangular cross-section, that adjacent arm sections in each case have a joint partition and outer walls placed generally perpendicularly to each other, that the simple branching waveguide sections are of rectangular cross-section, and that the coupling waveguide sections are rectangular waveguide sections arranged with one of their broad sides in each case adjacent to opposite pairs of outer walls of the arm sections.
- 8. A transducer for orthogonally polarized signals including a symmetrically designed branching arrangement having a longitudinal axis, having a longitudinally extending common waveguide providing a common passageway, and having two pairs of dual branching waveguide sections branching from said common waveguide and providing a dual branching from the common passageway, each dual branching waveguide section having one end connecting with said common waveguide and having an opposite end remote from the one end thereof, first and second pairs of switch arm waveguide sections each having one end thereof coupled with the opposite end of one of the dual branching waveguide sections associated therewith, and having an opposite end remote from the one end thereof, and first and second pairs of simple branching waveguide sections each having one end coupled with the opposite end of one of said switch arm waveguide sections associated therewith and having an opposite end remote from the one end thereof, said opposite ends of each pair of simple branching waveguide sections converging to a respective branch passageway, each associated dual branching waveguide section, switch arm waveguide section and simple branching section providing a wave energy path between said common passageway and an associated one of the branch passageways, and the pairs of simple branching waveguide sections being symmetrical with each other, wherein an improvement comprises said switch arm waveguide sections being symmetrical and having respective coupling means which are identical to each other for coupling the wave energy via each switch arm waveguide section between the associated dual branching waveguide section and the associated simple branching waveguide section to provide a completely symmetrical structure and phase synchronization for each of the wave energy paths between said common passageway of the branching arrangement and the respective branch passageways, each coupling means is designed as a mechanical revolving turret and oriented vertically to the longitudinal axis of the arrangement, with regard to its axis of rotation.
- 9. An improved transducer for use with directional or satellite broadcasting systems, the transducer has a first longitudinally extending waveguide connected to a first end of second, third, fourth and fifth waveguides oriented at 90.degree. with respect to each other, and at a selected angle with respect to the longitudinal extending waveguide, the first through fifth waveguides form a dual branch, a plurality of switch arm sections, one switch arm section is connected to a second end of each of the second through fifth waveguides, first and second simple branches oriented at a selected angle with respect to each other, and formed from a sixth and seventh connected waveguide and an eighth and a ninth connected waveguide respectively, ends of the sixth and seventh waveguides are connected to switch arm sections attached to the second and fourth waveguides respectively, ends of the eighth and ninth waveguides are connected to switch arm sections attached to the third and fifth waveguides respectively, the improvement comprising:
- a plurality of means for coupling, each of said means for coupling is mounted within one of the switch arm sections to provide electrically symmetrical, phase synchronized, simple branches,
- each of said second through said fourth waveguides has a rectangular cross section with a shorter side and a lower side, said two sides have a ratio selected from a range of 1/2 to 1/3 and wherein,
- said simple branches comprise series branches,
- each of said sixth to ninth waveguides has a rectangular cross section and wherein each said switch arm section comprises
- first and second, adjacent, parallel waveguide sections connected by one of said means for coupling and wherein,
- each of said means for coupling is symmetrical such that rotation of said first and second parallel waveguide sections does not alter said electrically symmetrical, phase synchronized, character of said simple branches.
- 10. The improved transducer according to claim 9 wherein:
- said first and second adjacent parallel waveguide sections are each formed as a rectangular waveguide with an elongated side, said rectangular waveguides are oriented with said elongated sides adjacent one another.
- 11. An improved transducer for use with directional or satellite broadcasting systems, the transducer has a first longitudinally extending waveguide connected to a first end of second, third, fourth and fifth waveguides oriented at 90.degree. with respect to each other, and at a selected angle with respect to the longitudinal extending waveguide, the first through fifth waveguides form a dual branch, a plurality of switch arm sections, one switch arm section is connected to a second end of each of the second through fifth waveguides, first and second simple branches oriented at a selected angle with respect to each other, and formed from a sixth and seventh connected waveguide and an eighth and ninth connected waveguide respectively, ends of the sixth and seventh waveguides are connected to switch arm sections attached to the second and fourth waveguides respectively, ends of the eighth and ninth waveguides are connected to switch arm sections attached to the third and fifth waveguides respectively, the improvement comprising:
- a plurality of means for coupling, each of said means for coupling is mounted within one of the switch arm sections to provide electrically symmetrical, phase synchronized, simple branches,
- each of said second through said fourth waveguides has a rectangular cross section with a shorter side and a longer side, said two sides have a ratio selected from a range of 1/2 to 1/3, and wherein
- said sixth through said ninth waveguides each comprise a coaxial waveguide, and wherein
- each said switch arm section comprises a rectangular waveguide
- wherein each said means for coupling connects an end of one of said coaxial waveguides, to a selected side of one of said rectangular waveguides forming said switch arm section.
- 12. The improved transducer according to claim 11 wherein:
- each said rectangular waveguide is oriented parallel with the longitudinally extending waveguide.
- 13. The improved transducer according to claim 11 wherein:
- each of said simple branches is connected to a selected exterior surface of a first of said rectangular waveguides and is connected to a selected interior surface of a second of said rectangular waveguides.
- 14. The improved transducer according to claim 11 wherein
- each said coaxial waveguide has a first part, adjacent one of said means for coupling, with a wave impedance of a value approximately twice the value of the wave impedance of the remainder of said coaxial waveguide.
- 15. A transducer for use with directional or satellite broadcasting systems comprising:
- means for forming a dual branch including a plurality of parallel, adjacent, waveguides of a selected cross section;
- a plurality of coupling means connected to and equally spaced about said plurality of parallel, adjacent waveguides;
- first and second series-type simple branches, each said simple branch is formed of first and second waveguides joined together at a first end to form a generally U-shaped structure;
- said first and second waveguides of said first simple branch are each connected, at a second end, to first and second of said coupling means,
- said first and second waveguides of said second simple branch are each connected, at a second end, to third and fourth of said coupling means,
- said plurality of parallel adjacent waveguides comprises four waveguides each having an identical triangular cross section and
- said plurality of coupling means comprises four coupling means, oriented at substantially 90.degree. apart with each coupling means connected to a different one of said four waveguides, and
- said first simple branch is connected to two of said means for coupling oriented 180.degree. apart and said second simple branch is connected to the other two of said means for coupling.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2703878 |
Jan 1977 |
DEX |
|
Parent Case Info
This is a continuation of application Ser. No. 872,602, filed Jan. 26, 1978, now abandoned.
US Referenced Citations (5)
Continuations (1)
|
Number |
Date |
Country |
Parent |
872602 |
Jan 1978 |
|