Apparatuses, methods, and systems for a housing structure for maintaining alignment between ceramic sections of a bandpass filter are disclosed. One housing structure includes an L-shaped outer structure, a plurality of flexure portions, wherein at least one of flexure portion extends from an end portion of each of extended arms of the L-shaped outer structure, wherein each flexure portion extends inward perpendicular to each of the extended end portion, and a plurality of reference datums, wherein at least one reference datum is located between an L-joint of the L-shaped outer structure, and a one of the flexure portions. The housing structure operates to receive a plurality of sections of a waveguide filter, wherein each section includes a plurality of planar surfaces, wherein the datums and the flexure portions are operative to maintain alignment of the sections of the waveguide filter relative to each other.

Disclosed is a high-frequency assembly (1), including a cable, the cable including at least one dielectric waveguide fiber (11) with a first end (111) and an opposed second end (112). The high-frequency assembly includes a high-frequency circuit (14) and an interface unit (12, 13, 15, 16). The at least one dielectric waveguide fiber (11) is at the first end (111) operatively coupled with the high-frequency circuit via the interface unit (12, 13, 15, 16). The interface unit (12, 13, 15, 16) is designed to inject a high-frequency signal into the dielectric waveguide fiber and/or to receive a high-frequency signal from the at least one dielectric waveguide fiber (11) at the first end (111). The high-frequency signal has a first signal component of a first polarization direction and a second signal component of a second polarization direction, wherein the high-frequency assembly (1) is designed to inject the first signal component and the second signal component in a defined manner and/or to split a received high-frequency signal into the first signal component and the second signal component. Disclosed is further a method for transmitting a high-frequency signal using a high-frequency assembly.

Disclosed is a high-frequency assembly (1), including a cable, the cable including at least one dielectric waveguide fiber (11) with a first end (111) and an opposed second end (112). The high-frequency assembly includes a high-frequency circuit (14) and an interface unit (12, 13, 15, 16). The at least one dielectric waveguide fiber (11) is at the first end (111) operatively coupled with the high-frequency circuit via the interface unit (12, 13, 15, 16). The interface unit (12, 13, 15, 16) is designed to inject a high-frequency signal into the dielectric waveguide fiber and/or to receive a high-frequency signal from the at least one dielectric waveguide fiber (11) at the first end (111). The high-frequency signal has a first signal component of a first polarization direction and a second signal component of a second polarization direction, wherein the high-frequency assembly (1) is designed to inject the first signal component and the second signal component in a defined manner and/or to split a received high-frequency signal into the first signal component and the second signal component. Disclosed is further a method for transmitting a high-frequency signal using a high-frequency assembly.

A multi-mode transmission line includes a first and second conductive layers, first and second waveguide walls, a strip line, and a blind conductor. The second conductive layer that is formed over the first conductive layer. The first waveguide wall is elongated in a first direction and is in contact with the first conductive layer and the second conductive layer in a vertical direction. The second waveguide wall is elongated in the first direction parallel to the first waveguide wall and is in contact with the first conductive layer and the second conductive layer in the vertical direction. The strip line is formed between the first and second conductive layers and between the first and second waveguide walls. The blind conductor is connected to one of the first conductive layer, the second conductive layer, the first waveguide wall, or the second waveguide wall.

A dielectric waveguide device for inputting from the outside and outputting electromagnetic waves of arbitrary frequencies includes the waveguide. The waveguide is provided in which the refractive index of the dielectric material of the waveguide is larger than the outer refractive index, and the propagation speed of electromagnetic waves in the inner region of the waveguide is slower than that in the outer region, the maximum dimensions in the width direction and/or the height direction of the waveguide, the lateral vibration mode curve of the electric field inherent in the waveguide and the electric field attenuation curve outside the waveguide are continuous on both sides of the waveguide in the width direction or the height direction, the electromagnetic waves in the lateral vibration mode of the electric field are transmitted in the form of cosine distribution or sine distribution.

A dielectric waveguide device for inputting from the outside and outputting electromagnetic waves of arbitrary frequencies includes the waveguide. The waveguide is provided in which the refractive index of the dielectric material of the waveguide is larger than the outer refractive index, and the propagation speed of electromagnetic waves in the inner region of the waveguide is slower than that in the outer region, the maximum dimensions in the width direction and/or the height direction of the waveguide, the lateral vibration mode curve of the electric field inherent in the waveguide and the electric field attenuation curve outside the waveguide are continuous on both sides of the waveguide in the width direction or the height direction, the electromagnetic waves in the lateral vibration mode of the electric field are transmitted in the form of cosine distribution or sine distribution.

Embodiments of the invention include autonomous vehicles and mm-wave systems for communication between components. In an embodiment the vehicle includes an electronic control unit (ECU). The ECU may include a printed circuit board (PCB) and a CPU die packaged on a CPU packaging substrate. In an embodiment, the CPU packaging substrate is electrically coupled to the PCB. The ECU may also include an external predefined interface electrically coupled to the CPU die. In an embodiment, an active mm-wave interconnect may include a dielectric waveguide, and a first connector coupled to a first end of the dielectric waveguide. In an embodiment, the first connector comprises a first mm-wave engine, and the first connector is electrically coupled to the external predefined interface. Embodiments may also include a second connector coupled to a second end of the dielectric waveguide, wherein the second connector comprises a second mm-wave engine.

Embodiments of the invention include autonomous vehicles and mm-wave systems for communication between components. In an embodiment the vehicle includes an electronic control unit (ECU). The ECU may include a printed circuit board (PCB) and a CPU die packaged on a CPU packaging substrate. In an embodiment, the CPU packaging substrate is electrically coupled to the PCB. The ECU may also include an external predefined interface electrically coupled to the CPU die. In an embodiment, an active mm-wave interconnect may include a dielectric waveguide, and a first connector coupled to a first end of the dielectric waveguide. In an embodiment, the first connector comprises a first mm-wave engine, and the first connector is electrically coupled to the external predefined interface. Embodiments may also include a second connector coupled to a second end of the dielectric waveguide, wherein the second connector comprises a second mm-wave engine.

A method for transmitting signals using a high frequency based integrated circuit beamforming antenna is disclosed. The method may comprise transferring an output signal of a radio frequency (RF) module to an RF transceiving unit; transferring an output signal of the RF transceiving unit to a signal converting unit including a feeding pillar; and transferring a wave signal from the signal converting unit to a traveling wave antenna unit, and the feeding pillar may convert the output signal of the RF transceiving unit to the wave signal.

A method for transmitting signals using a high frequency based integrated circuit beamforming antenna is disclosed. The method may comprise transferring an output signal of a radio frequency (RF) module to an RF transceiving unit; transferring an output signal of the RF transceiving unit to a signal converting unit including a feeding pillar; and transferring a wave signal from the signal converting unit to a traveling wave antenna unit, and the feeding pillar may convert the output signal of the RF transceiving unit to the wave signal.