A signal processing device may include a feeding apparatus having a first conductor configured to transmit a radio frequency signal; an insulating medium covering the first conductor; and a second conductor covering the insulating medium. The conductor may have first, second, and third portions. The third portion of the first conductor may be configured to be connected to the target apparatus to feed the radio frequency signal to the target apparatus and configured to form a capacitive impedance with the target apparatus, and the second portion of the first conductor may be configured to form an inductive impedance with the target apparatus. An absolute value of a sum of the capacitive impedance and the inductive impedance may be less than or equal to a preset impedance threshold.

A signal cable for an AC-coupled link, may include: a signal conductor; a dielectric surrounding the signal conductor; and a ground sheath having a conductive layer disposed at least partially around the conductor such that the dielectric is positioned between the ground sheath and the signal conductor, wherein the conductive layer comprises a first portion extending in a first direction along the cable and a second portion extending in a second direction, opposite the first direction, along the cable and further wherein the first and second portions of the conductive layer are separated from each other by a gap, the gap being dimensioned to provide a determined amount of capacitance in series in the ground sheath. The gap may form a complete separation between the first and second portions of the conductive layer.

A connection apparatus and a radio frequency module. The connection apparatus includes a conductor assembly and a fastening structure. The fastening structure is configured to fasten the conductor assembly. The conductor assembly includes an outer conductor, an inner conductor, and an insulating elastomer. The inner conductor covers a surface of the insulating elastomer, and the outer conductor and the inner conductor are electrically insulated.

A signal transmission line, includes: a coaxial electrical connector comprising a coaxial electrical connector inner conductor and a coaxial outer conductor; a coaxial cable comprising a coaxial inner conductor and a coaxial outer conductor; and a section of resistive cable disposed between the coaxial cable and the coaxial connector, the section of resistive cable comprising an electrically thin resistive layer disposed between the coaxial cable inner conductor and a section outer conductor. The coaxial cable inner conductor is fastened to the coaxial electrical connector inner conductor.

Structures and methods for interconnects and associated alignment and assembly mechanisms for and between chips, components, and 3D systems.

The present invention relates to a cavity filter. The cavity filter includes: an RF signal connecting portion spaced apart, by a predetermined distance, from an outer member having an electrode pad provided on a surface thereof; and a terminal portion configured to electrically connect the electrode pad of the outer member and the RF signal connecting portion so as to absorb assembly tolerance existing at the predetermined distance and to prevent disconnection of the electric flow between the electrode pad and the RF signal connecting portion, wherein the terminal portion is divided into a first side terminal contacted with the electrode pad and a second side terminal connected to the RF signal connecting portion, absorbs the assembly tolerance existing in a terminal insertion port, in which the terminal portion is provided, through an elastic member provided between the first side terminal and the second side terminal, and prevents disconnection of an electric flow, thereby preventing degradation in performance of an antenna device.

An apparatus includes a filter. The filter includes a metal structure forming a cavity and includes a ceramic block, which is suspended in the cavity. The ceramic block has two removed portions, the removed portions removed from two opposing sides of the ceramic block. The ceramic block further has one or more slots that that span a region of ceramic between the two removed portions and connects chambers formed by the two regions with chambers formed by the one or more slots, wherein a combined structure of the ceramic block, cavity, and metal structure supports multiple fundamental TM modes and one fundamental TE mode. The filter comprises multiple coupling structures to couple radio frequency signals into and out of the filter. The apparatus may include multi-cavity filters including one and typically multiple ones of the filters.

An RF transition assembly (300) for enabling a radiofrequency transition between an RF transmission layer (301) of an electronic device and a conductor (309) which is electrically connected (317) to the RF transmission layer (301). The conductor (309) extends generally orthogonal to the RF transmission layer (301). The assembly comprises an open coaxial structure (313) located adjacent to an edge of the RF transmission layer (301). The open coaxial structure (313) comprises a cavity (315) extending therethrough for receiving the conductor (309). The cavity (315) comprises an opening facing the edge of the RF transmission layer (301) so as to direct electromagnetic radiation towards the RF transmission layer (301).

A connecting unit for radio-frequency components has: a housing; a first interface and a second interface which are arranged on the housing and are designed to be coupled to in each case one radio-frequency component; an internal conductor which runs in the housing and is connected to the first interface and the second interface in order to establish a radio-frequency connection between the first interface and the second interface; a spacer which surrounds the internal conductor and extends at least along a portion of the length of the internal conductor. The housing is manufactured from an electrically conductive and rigid material and the spacer is arranged such that the internal conductor is at a distance from the housing at least in sections.

A signal transmission line, includes: a coaxial electrical connector comprising a coaxial electrical connector inner conductor and a coaxial outer conductor; a coaxial cable comprising a coaxial inner conductor and a coaxial outer conductor; and a section of resistive cable disposed between the coaxial cable and the coaxial connector, the section of resistive cable comprising an electrically thin resistive layer disposed between the coaxial cable inner conductor and a section outer conductor. The coaxial cable inner conductor is fastened to the coaxial electrical connector inner conductor.