A MoCA splitter device may include an input port, a first output port and a second output port, a first transmission line configured to connect the input port to the first output port, a second transmission line configured to connect the input port to the first output port, a first isolation element configured to connect the first transmission line to the second transmission line, a second isolation element configured to connecting the first transmission line to the second transmission line. The first isolation element and the second isolation element are configured to provide an isolation level between the first output port and the second output port that is less than a predetermined isolation level of about less than 16 dB in a MoCA frequency band.

A MoCA splitter device may include an input port, a first output port and a second output port, a first transmission line configured to connect the input port to the first output port, a second transmission line configured to connect the input port to the first output port, a first isolation element configured to connect the first transmission line to the second transmission line, a second isolation element configured to connecting the first transmission line to the second transmission line. The first isolation element and the second isolation element are configured to provide an isolation level between the first output port and the second output port that is less than a predetermined isolation level of about less than 16 dB in a MoCA frequency band.

A cavity device is disclosed comprising a plurality of flat boards stacked one on lop of the other to form a multilayered structure. At least some of the flat boards comprise at least one opening or perforations having one or more layers of electrically conducting materials configured to establish electrical conduction with one or more layers of electrically conducting materials of another one of the flat boards, to thereby form electrically conducting patterns in the multilayered structure for interacting with electromagnetic radiation introduced into the cavity device.

Filter devices are provided herein. A filter device includes a plurality of low-band resonators and a plurality of high-band resonators. In some embodiments, adjacent ones of the plurality of high-band resonators are spaced farther apart from each other than adjacent ones of the plurality of low-band resonators are spaced apart from each other.

Filter devices are provided herein. A filter device includes a plurality of low-band resonators and a plurality of high-band resonators. In some embodiments, adjacent ones of the plurality of high-band resonators are spaced farther apart from each other than adjacent ones of the plurality of low-band resonators are spaced apart from each other.

Disclosed is a radio frequency unit, including a power amplification module, a filtering module and a signal connector; where one end of the signal connector is connected to the filtering module, and the other end is connected to the power amplification module; the power amplification module is provided with a power amplification connector; a guide structure for guiding the power amplification connector to be coaxially aligned with the signal connector is formed on one end of the signal connector connected with the power amplification module; and through the guide structure, the power amplification connector is coaxially connected with the signal connector.

The present invention relates to a waveguide E-plane filter component comprising a first and second main part (2) with a corresponding first and second waveguide section part (3). The main parts (2) are mounted to each other, such that a waveguide arrangement is formed. The waveguide arrangement has a height and a width. The waveguide E-plane filter component further comprises at least one electrically conducting foil (10, 11) that is placed between the main parts (3), said foil comprising a filter part (25) with apertures (12a, 12b, 12c, 12d). Each pair of adjacent apertures is separated by a corresponding foil conductor (13a, 13b, 13c) of which at least one is constituted by a tuning foil conductor (13a) that has a first, second and third part (14, 16, 18) with a corresponding first, second and third width (15, 17, 19).

The first member and the second member include, when a line that connects a first port and a second port is denoted by a reference line, a first groove that has a central point on the reference line and extends in a direction that intersects with the reference line; a second groove that connects one end of the first groove and the first port; a third groove that connects the other end of the first groove and the first port and has a shape that is line symmetrical to the second groove with respect to the reference line; a fourth groove that connects the other end (FN2) of the first groove and the second port; and a fifth groove that connects one end (FN1) of the first groove and the second port and has a shape that is line symmetrical to the fourth groove with respect to the reference line.

The first member and the second member include, when a line that connects a first port and a second port is denoted by a reference line, a first groove that has a central point on the reference line and extends in a direction that intersects with the reference line; a second groove that connects one end of the first groove and the first port; a third groove that connects the other end of the first groove and the first port and has a shape that is line symmetrical to the second groove with respect to the reference line; a fourth groove that connects the other end (FN2) of the first groove and the second port; and a fifth groove that connects one end (FN1) of the first groove and the second port and has a shape that is line symmetrical to the fourth groove with respect to the reference line.

An orthomode junction for separating and/or combining orthogonally-polarized radiofrequency wave signals, comprises a body which has a main cavity forming a main waveguide, which has a blind end, and auxiliary cavities forming auxiliary waveguides, which communicate laterally with the main cavity in the vicinity of the blind end thereof, and a deflection insert situated at the blind end of the main cavity and facing the auxiliary cavities, the deflection insert having different shapes on the side of the auxiliary cavities respectively.