Abstract: The present disclosure relates to a waveguide gasket arrangement arranged for electrically sealing a waveguide interface between a first waveguide end and a second waveguide end, where the waveguide gasket arrangement comprises a first plurality of electrically conducting members connected to a first common structure along a first circumference. The waveguide gasket arrangement further comprises a second plurality of electrically conducting members connected to a second common structure along a second circumference.

Abstract: The present disclosure relates to waveguide band-stop filter arrangement adapted to be connected to a waveguide transmission line at a filter interface, where the waveguide transmission line is adapted for a main propagation extension. The band-stop filter arrangement comprises a first pair of cavities, where each cavity in the first pair, each first pair cavity, comprises a corresponding inductive first pair aperture arrangement that is adapted to connect the corresponding first pair cavity to the waveguide transmission line. The first pair cavities are positioned adjacent each other along a stacking extension perpendicular to the main propagation extension such that they share a first common wall and are adapted to be positioned adjacent the waveguide transmission line. The first pair of cavities comprises a first capacitive aperture arrangement in the first common wall, mutually connecting the first pair cavities.

Abstract: The present disclosure relates to a waveguide gasket arrangement (1, 1', 1") arranged for electrically sealing a waveguide interface (2) between a first waveguide end (3) and a second waveguide end (4). The waveguide gasket arrangement (1, 1', 1") comprises a carrier arrangement (5, 5', 5") where a carrier aperture (6; 6a, 6b) is formed in the mounted carrier arrangement (5, 5', 5"). The waveguide gasket arrangement (1, 1', 1") further comprises an electrically conducting flexible ribbon arrangement (7) that comprises at least one plurality of electrically conducting members (8a, 8b) forming a coherent common structure.

Abstract: The present disclosure relates to waveguide band-stop filter arrangement adapted to be connected to a waveguide transmission line at a filter interface, where the waveguide transmission line is adapted for a main propagation extension. The band-stop filter arrangement comprises a first pair of cavities, where each cavity in the first pair, each first pair cavity, comprises a corresponding inductive first pair aperture arrangement that is adapted to connect the corresponding first pair cavity to the waveguide transmission line. The first pair cavities are positioned adjacent each other along a stacking extension perpendicular to the main propagation extension such that they share a first common wall and are adapted to be positioned adjacent the waveguide transmission line. The first pair of cavities comprises a first capacitive aperture arrangement in the first common wall, mutually connecting the first pair cavities.

Abstract: The present disclosure relates to a waveguide gasket arrangement arranged for electrically sealing a waveguide interface between a first waveguide end and a second waveguide end, where the waveguide gasket arrangement comprises a first plurality of electrically conducting members connected to a first common structure along a first circumference. The waveguide gasket arrangement further comprises a second plurality of electrically conducting members connected to a second common structure along a second circumference.

Abstract: The present disclosure relates to a tunable waveguide resonator comprising a rectangular waveguide part having electrically conducting inner walls, a first waveguide port and a second waveguide port. The resonator comprises at least one tuning element positioned between the waveguide ports, where each tuning element comprises an electrically conducting body and a holding rod. The holding rod is attached to the electrically conducting body and is movable from the outside of the resonator such that the electrically conducting body can be moved between a plurality of positions within the waveguide part by means of the holding rod.

Abstract: A tunable diplexer arrangement (100) comprising a first filter arrangement (110) and a second filter arrangement (120) connected to respective first (115) and second (125) filter ports of a junction (130), the junction comprising a common port (140), wherein at least the first filter arrangement (110) is a tunable filter comprising a first tuning element (111), wherein the junction (130) comprises a first junction tuning element (112) corresponding to the first tuning element (111) and arranged in connection to the second filter port (125), thereby enabling a tunable matching of the junction (130) with respect to a first frequency characteristic of the first filter arrangement (110).

Abstract: The present disclosure relates to a tunable waveguide resonator comprising a rectangular waveguide part having electrically conducting inner walls, a first waveguide port and a second waveguide port. The resonator comprises at least one tuning element positioned between the waveguide ports, where each tuning element comprises an electrically conducting body and a holding rod. The holding rod is attached to the electrically conducting body and is movable from the outside of the resonator such that the electrically conducting body can be moved between a plurality of positions within the waveguide part by means of the holding rod.

Abstract: The present disclosure relates to a tunable waveguide filter input/output coupling arrangement comprising a waveguide part, a coupling iris part and a tunable filter part. The waveguide part runs along a longitudinal extension and has a waveguide width extending perpendicular to the longitudinal extension, and is electrically connected to the tunable filter part by means of the coupling iris part which comprises an opening between the waveguide part and the tunable filter part. The opening is positioned at a certain position along the longitudinal extension. The waveguide part comprises a stub part that has a certain stub length along the longitudinal extension, between an electrical short-circuit end plate and an edge of the opening that is closest to the end plate, where the stub part also has a stub width extending perpendicular to the longitudinal extension.

Abstract: A tunable diplexer arrangement (100) comprising a first filter arrangement (110) and a second filter arrangement (120) connected to respective first (115) and second (125) filter ports of a junction (130), the junction comprising a common port (140), wherein at least the first filter arrangement (110) is a tunable filter comprising a first tuning element (111), wherein the junction (130) comprises a first junction tuning element (112) corresponding to the first tuning element (111) and arranged in connection to the second filter port (125), thereby enabling a tunable matching of the junction (130) with respect to a first frequency characteristic of the first filter arrangement (110).

Abstract: A waveguide transition includes a ridge waveguide section with a first ridge part running along a first wall having a first distance to an opposing second wall. The waveguide transition comprises a partial H-plane waveguide section with an electrically conducting foil that comprises a longitudinally running foil slot ending a certain edge distance before a foil edge that faces the ridge waveguide section. The ridge waveguide section and the partial H-plane waveguide section overlap during a transition section that has a first end at a transition between the second wall and a third wall. There is a second distance between the first wall and the third wall that exceeds the first distance. The transition section has a second end where the first ridge part ends by a transversely running second ridge part that crosses the foil slot and connects to a third wall.

Abstract: The present disclosure relates to a tunable waveguide filter input/output coupling arrangement comprising a waveguide part, a coupling iris part and a tunable filter part. The waveguide part runs along a longitudinal extension and has a waveguide width extending perpendicular to the longitudinal extension, and is electrically connected to the tunable filter part by means of the coupling iris part which comprises an opening between the waveguide part and the tunable filter part. The opening is positioned at a certain position along the longitudinal extension. The waveguide part comprises a stub part that has a certain stub length along the longitudinal extension, between an electrical short-circuit end plate and an edge of the opening that is closest to the end plate, where the stub part also has a stub width extending perpendicular to the longitudinal extension.

Abstract: A tracheostoma device holder for holding a tracheostoma device superimposed of a tracheostoma of a person is provided. The tracheostoma device holder comprises a rigid plate for attachment over a tracheostoma via a proximal side thereof, the plate being provided with a through hole, and a tubular tracheostoma device fitting, arranged circumferentially of the through hole, the tubular tracheostoma device fitting extending distally from a distal side of the plate. The plate is manufactured in a thermoplastic material, with a melting/softening temperature allowing for molding according to the local anatomic shape of the person through direct contact between the plate and the skin of the person. A method for adaptation of such tracheostoma holding device is also provided.

Abstract: A voice prosthesis for mounting in a fistula between trachea and esophagus is provided. The voice prosthesis comprises a tubular body having a lumen, a valve disc and a valve seat. The valve disc and a valve seat are arranged in the lumen of the tubular body, such that the valve disc and the valve seat control the connection through the lumen by interaction between the valve disc and the valve seat. A sealing rim is arranged between the valve disc and the valve seat, such that the interaction between the valve disc and the valve seat is obtained via the rim. A method for manufacturing a voice prosthesis is also provided.

Abstract: The present invention relates to a tuneable waveguide structure comprising a first, second, third and fourth electrically conducting inner wall. The first inner wall and the second inner wall are facing each other, and the third inner wall and the fourth inner wall are facing each other, the intended extension of the electrical field is parallel to the first inner wall and the second inner wall, and perpendicular to the third inner wall and the fourth inner wall. The waveguide structure comprises at least one tuning device that comprises a wall part that is movably arranged along an extension that is perpendicular to the intended extension of the electrical field. Each wall part is at least indirectly connected to support rods that are in sliding engagement with a corresponding sloped surface that is laterally adjustable in the extension of the slope. Each wall part may be constituted by an electrically conducting foil.

Abstract: The present disclosure relates to a waveguide gasket (1) arranged for electrically sealing a waveguide interface (2) between a first contact end (7) and second contact end (8) of the waveguide gasket. The waveguide gasket (1) comprises a plurality of electrically conducting members (3) that are positioned along a circumference (4) along which the waveguide gasket (1) extends. Each electrically conducting member (3) has a first end (5) and a second end (6) compressibly separable by a variable first height (h1) along a first direction (d1). Each first end (5) faces the first contact end (7) and each second end (6) faces the second side contact end (8), where each first contact end (7) and each second contact end (8) are separated by a variable second height (h2) along the first direction (d1), At least one electrically conducting member (3) is arranged to expand only along said circumference (4) when compressed.

Abstract: The present invention relates to a transition arrangement (1) between a SIW and a waveguide interface (3). The SIW comprises a dielectric material (4), a first and second metal layer (5, 6) and a first and second electric wall element (7a, 7b) running essentially parallel and electrically connecting the metal layers (5, 6). The transition arrangement (1) comprises a coupling aperture (8) in the first metal layer (5) and a third wall element (7c) running between the first and second electric wall elements (7a, 7b). The transition arrangement (1) further comprises an intermediate transition element (9) with a first and second main surface (10, 11), and a transition aperture (12) having first and second opening (13, 14) with corresponding first and second widths (w1, w2).

Abstract: A waveguide transition includes a ridge waveguide section with a first ridge part running along a first wall having a first distance to an opposing second wall. The waveguide transition comprises a partial H-plane waveguide section with an electrically conducting foil that comprises a longitudinally running foil slot ending a certain edge distance before a foil edge that faces the ridge waveguide section. The ridge waveguide section and the partial H-plane waveguide section overlap during a transition section that has a first end at a transition between the second wall and a third wall. There is a second distance between the first wall and the third wall that exceeds the first distance. The transition section has a second end where the first ridge part ends by a transversely running second ridge part that crosses the foil slot and connects to a third wall.

Abstract: The present disclosure relates to a radio system comprising an antenna device, an antenna connector arrangement and a radio transceiver with a transmitter branch and a receiver branch. The antenna connector arrangement connects the antenna device to the transmitter branch and to the receiver branch, and comprises a first tuneable band-stop filter, a second tuneable band-stop filter and a three-way-junction. The first tuneable band-stop filter is connected to the transmitter branch and a transmitter input port of the three-way-junction to filter radio signals, and the second tuneable band-stop filter is connected to the receiver branch and a receiver output port of the three-way-junction to filter radio signals. The three-way-junction comprises a first antenna port that is connected to the antenna device. The present disclosure also relates to an antenna connector arrangement, an antenna arrangement, and an electrically tuneable waveguide band-stop filter arrangement.

Abstract: A covering sheet for covering a skin adhesive surface of a device for holding a tracheostoma device over a tracheostoma of a patient may include a central/medial element for covering the central/medial part of the skin adhesive surface of the device. The covering sheet may include first and second elements arranged laterally of the central/medial element. Lateral peripheral borders of the central/medial element may be positioned adjacent medial peripheral borders of the first and second elements. The peripheral borders may be defined by division lines.