Abstract: A radar sensor is provided, including a waveguide configured to guide electromagnetic waves; and an RF adapter including an absorber, the absorber at least partially surrounding the waveguide and being an electrical component configured to absorb electromagnetic waves, and is also a mechanical component of the radar sensor.

Abstract: The present invention relates to a level radar antenna assembly for measuring a level in a container. The level radar antenna assembly comprises a transmitting antenna assembly for transmitting a transmission signal in the direction of a filling material surface of a filling material stored in the container, a receiving antenna assembly for receiving a transmission signal reflected at the filling material surface, and a housing. The transmitting antenna assembly and the receiving antenna assembly are integrated in the housing, the transmitting antenna assembly being larger than the receiving antenna assembly.

Abstract: A radar chip including a waveguide coupling configured to couple a radar signal of the radar chip into and out of an antenna or a waveguide of a radar gauge is provided, the waveguide coupling including: a radio frequency substrate including a line, a radiating element, and a substrate-integrated waveguide disposed therebetween and connected thereto, configured to transmit the radar signal between the radar chip and the antenna or waveguide of the radar gauge and to couple the radar signal into and out of the antenna or waveguide of the radar gauge. A method of fabricating a radar chip having a waveguide coupling is also provided.

Abstract: A high frequency adapter for connecting a high frequency antenna to an antenna connector. The high frequency adapter comprises a waveguide adapted to transmit high frequency waves to and from the high frequency antenna. Further, it comprises an impedance matching element disposed within the waveguide. Further, the high frequency adapter comprises a conductive inner conductor electrically and mechanically connected to the impedance matching element and a conductive sheath connecting to the waveguide. In addition, the high frequency adapter includes an electrically insulative spacer element disposed between the sheath and the inner conductor, thereby insulating the inner conductor from the sheath and fluidically sealing the waveguide.

Abstract: The disclosure relates to an antenna array for a filling level measuring device. The antenna array comprises an antenna, a horn antenna, a plastic housing, a printed circuit board and a casting compound. The antenna is adapted to communicatively connect the printed circuit board to an external device, the horn antenna comprises the form of a hollow truncated cone, and at least an inner side of the horn antenna is provided with a metallic material. Furthermore, the antenna, the horn antenna, the printed circuit board and the casting compound are arranged within the plastic housing, and the antenna and the horn antenna are at least partially surrounded by the casting compound.

Abstract: A waveguide arrangement for transmitting microwaves, and for measuring a limit level or a filling level, is provided, the waveguide arrangement for transmitting microwaves including a waveguide tube having a rectangular or elliptical inner cavity and an outer wall; and a jacket, an inner wall of which corresponds at least in sections with a shape of the outer wall of the waveguide tube.

Abstract: A radar module configured for plant monitoring is provided, including: a microwave chip including a radar signal source configured to generate a radar signal; a coupling element connected to the radar signal source by a signal link; and a resonant cavity into which the coupling element projects, the coupling element being configured to couple the radar signal into the resonant cavity, and the resonant cavity being integrated in the microwave chip.

Abstract: A radar module configured for plant monitoring is provided, including a microwave chip having a radar signal source configured to generate a radar signal having a frequency greater than 75 GHz, and a coupler, which is connected to the radar signal source.

Abstract: A waveguide coupling device for a radar sensor is provided. The waveguide coupling device may include a waveguide for radiating and/or receiving a radar signal and a high frequency substrate. The high frequency substrate may include at least one input waveguide for injecting at least one excitation wave into the high frequency substrate, a radiating region for coupling the excitation wave out of the high frequency substrate, and an optionally substrate-integrated waveguide coupled to the input waveguide and the radiating region. The waveguide may have an excitation end arranged on its radiation region.

Abstract: A waveguide coupling for a fill level radar including a waveguide and a high-frequency chip, which projects at least in part into the waveguide and includes a coupling element for coupling the transmission signal into the waveguide.

Abstract: A fill level measurement device includes a potential isolation in a waveguide assembly. The waveguide portion is connected to measurement electronics and inserted into a cylindrical recess in the potential isolation and is rotatable therein. A front region of the potential isolation consists of a tubular or conical region having a smaller inner diameter.

Abstract: The present invention relates to a level radar antenna assembly for measuring a level in a container. The level radar antenna assembly comprises a transmitting antenna assembly for transmitting a transmission signal in the direction of a filling material surface of a filling material stored in the container, a receiving antenna assembly for receiving a transmission signal reflected at the filling material surface, and a housing. The transmitting antenna assembly and the receiving antenna assembly are integrated in the housing, the transmitting antenna assembly being larger than the receiving antenna assembly.

Abstract: The invention relates to a waveguide arrangement for guiding electromagnetic waves, which comprises a rectangular waveguide and a circular waveguide. The rectangular waveguide merges into the circular waveguide at an angle. The circular waveguide is filled with a dielectric which projects into the rectangular waveguide in a transition section. The dielectric filling is beveled at a defined angle in the transition section so that a transition surface is formed by the inner edge at the transition of the waveguide arrangement and the end face of the rectangular waveguide at the transition. The dielectric filling is preferably flush with the closing wall of the rectangular waveguide.

Abstract: A waveguide arrangement for transmitting microwaves, and for measuring a limit level or a filling level, is provided, the waveguide arrangement for transmitting microwaves including a waveguide tube having a rectangular or elliptical inner cavity and an outer wall; and a jacket, an inner wall of which corresponds at least in sections with a shape of the outer wall of the waveguide tube.

Abstract: The disclosure relates to an antenna array for a filling level measuring device. The antenna array comprises an antenna, a horn antenna, a plastic housing, a printed circuit board and a casting compound. The antenna is adapted to communicatively connect the printed circuit board to an external device, the horn antenna comprises the form of a hollow truncated cone, and at least an inner side of the horn antenna is provided with a metallic material. Furthermore, the antenna, the horn antenna, the printed circuit board and the casting compound are arranged within the plastic housing, and the antenna and the horn antenna are at least partially surrounded by the casting compound.

Abstract: A housing for a high-frequency chip in a radar device for level measurement is provided, including a high-frequency chip having a high-frequency terminal and a supply terminal; horizontal metal layers; vertical metal connecting lines; and an external supply terminal configured to connect the chip to a circuit board of the device, the chip being attached to one of the horizontal metal layers in an electrically conductive manner, and being embedded in a polymer compound, which is located between the horizontal metal layers, the supply terminal being connected to the external supply terminal via at least one of the horizontal metal layers and via at least one of the vertical metal connecting lines, and the high-frequency terminal being connected to an antenna configured to decouple and receive radar waves, via at least one of the horizontal metal layers and/or via at least one of the vertical metal connections.

Abstract: A fill level measurement device includes a potential isolation in a waveguide assembly. The waveguide portion is connected to measurement electronics and inserted into a cylindrical recess in the potential isolation and is rotatable therein. A front region of the potential isolation consists of a tubular or conical region having a smaller inner diameter.

Abstract: A waveguide coupling for a fill level radar including a waveguide and a high-frequency chip, which projects at least in part into the waveguide and includes a coupling element for coupling the transmission signal into the waveguide.

Abstract: A housing for a high-frequency chip in a radar device for level measurement is provided, including a high-frequency chip having a high-frequency terminal and a supply terminal; horizontal metal layers; vertical metal connecting lines; and an external supply terminal configured to connect the chip to a circuit board of the device, the chip being attached to one of the horizontal metal layers in an electrically conductive manner, and being embedded in a polymer compound, which is located between the horizontal metal layers, the supply terminal being connected to the external supply terminal via at least one of the horizontal metal layers and via at least one of the vertical metal connecting lines, and the high-frequency terminal being connected to an antenna configured to decouple and receive radar waves, via at least one of the horizontal metal layers and/or via at least one of the vertical metal connections.

Abstract: A high frequency signal feed through by which the ends of an input side coaxial cable and an output side coaxial cable, to be connected to each other, each comprising an interior conductor and an exterior conductor surrounding the interior conductor, are coupled to each other, showing a housing, a preferably pressure-resistant signal feed through arranged in the housing for the interior conductor, with the interior conductor being coupled at a conductive structure, arranged preferably centrally in the housing and capable of handling high frequencies, with at least one element for the galvanic separation being arranged between an input side and an output side, with the housing showing the structure for the galvanically separated coupling of the exterior conductor.