A solid-state direct cavity combiner (DCC) transmitter system for providing megawatts of power is featured. The system includes a resonant cavity including at least one high-power output transmission line, hundreds of high-power transistors each generating an amount of RF power input directly into the resonant cavity, and a plurality of modules each including at least one pair of high-power transistors differentially driving a transmission line and a coupling loop. Each said transmission line and coupling loop extends into the resonant cavity to match an impedance of each said high-power transistors of each said module to an impedance of said resonant cavity to electromagnetically couple power into the resonant cavity to provide the megawatts of power to the high-power output transmission line.

An apparatus for providing a connector for a microwave filter port is disclosed. According to one aspect, a subassembly includes a connector having a connector pin, a connector seat having a pass through conduit with a first opening for receiving the connector with the connector pin and a second opening at an opposite end of the pass through conduit, the connector pin protruding from the second opening when the connector is mounted to the connector seat. The subassembly further includes a coupling conductor soldered to the connector pin, where the coupling conductor is configured to be soldered to the connector pin before insertion of the subassembly into a channel of the microwave filter port.

The present invention relates to a cavity filter and, in particular, provides an advantage of preventing performance deterioration of an antenna device by efficiently absorbing an assembly tolerance which may occur due to assembly design and preventing an interruption of an electrical flow, by comprising: an RF signal connecting part provided to be spaced apart at a predetermined distance from an external member having an electrode pad formed on one surface thereof; a terminal part which electrically connects the electrode pad of the external member to the RF signal connecting part, while absorbing an assembly tolerance existing within the predetermined distance and simultaneously preventing an interruption of an electrical flow between the electrode pad and the RF signal connecting part; a dielectric body which is inserted into a terminal insertion hole so as to surround the outside of the terminal part; and an elastic member which has a portion of the edge supported by the dielectric body and which elastically supports the terminal part by means of an operation in which a hollow part is deformed in the vertical direction when an assembly force is transmitted to the terminal part supported to pass through the hollow part, wherein the terminal part comprises one terminal brought into contact with the electrode pad and the other terminal connected to the RF signal connecting part.

The present invention relates to a cavity filter and, in particular, provides an advantage of preventing performance deterioration of an antenna device by efficiently absorbing an assembly tolerance which may occur due to assembly design and preventing an interruption of an electrical flow, by comprising: an RF signal connecting part provided to be spaced apart at a predetermined distance from an external member having an electrode pad formed on one surface thereof; a terminal part which electrically connects the electrode pad of the external member to the RF signal connecting part, while absorbing an assembly tolerance existing within the predetermined distance and simultaneously preventing an interruption of an electrical flow between the electrode pad and the RF signal connecting part; a dielectric body which is inserted into a terminal insertion hole so as to surround the outside of the terminal part; and an elastic member which has a portion of the edge supported by the dielectric body and which elastically supports the terminal part by means of an operation in which a hollow part is deformed in the vertical direction when an assembly force is transmitted to the terminal part supported to pass through the hollow part, wherein the terminal part comprises one terminal brought into contact with the electrode pad and the other terminal connected to the RF signal connecting part.

An assembly for a radio frequency filter includes: an elongate pedestal with an upper surface; a resonator; a tuning member that is positioned above the resonator; and a screw that mounts the resonator to the upper surface of the pedestal, the screw including a shank with a thread and a head, the head including a plurality of recesses configured to receive a tool, the recesses extending through the head.

An apparatus for igniting a combustible mixture. In one example, the apparatus can include a coaxial cavity resonator assembly in a combustion environment. The apparatus can also include an operational feedback system and a controller. The operational feedback system can measure at least one of a voltage value and a current value of the coaxial cavity resonator assembly in the combustion environment. The controller can be configured to determine a condition of the coaxial cavity resonator assembly and modulate operation of the coaxial cavity resonator assembly based at least in part on the determined condition.

An apparatus for igniting a combustible mixture. In one example, the apparatus can include a coaxial cavity resonator assembly in a combustion environment. The apparatus can also include an operational feedback system and a controller. The operational feedback system can measure at least one of a voltage value and a current value of the coaxial cavity resonator assembly in the combustion environment. The controller can be configured to determine a condition of the coaxial cavity resonator assembly and modulate operation of the coaxial cavity resonator assembly based at least in part on the determined condition.

An apparatus comprising an interposer mounted to a conductive holder and a plurality of microwave cavities, wherein each microwave cavity of the plurality of microwave cavities is comprised of a fin section having two sidewalls, wherein each sidewall is comprised of a vane that extends up from the conductive holder through the interposer.

An apparatus comprising an interposer mounted to a conductive holder and a plurality of microwave cavities, wherein each microwave cavity of the plurality of microwave cavities is comprised of a fin section having two sidewalls, wherein each sidewall is comprised of a vane that extends up from the conductive holder through the interposer.

Some embodiments of the present disclosure provide a cavity high-Q triple-mode dielectric resonance structure and a filter with the resonance structure. The resonance structure includes a cavity and a cover plate, wherein an arrangement inside the cavity includes a cube-like dielectric resonance block and a dielectric support frame; the cube-like dielectric resonance block and the dielectric support frame form a triple-mode dielectric resonance rod; between the triple-mode dielectric resonance rod and an inner wall of the cavity is air; one or any end of the cube-like dielectric resonance block is connected with the dielectric support frame respectively; the dielectric support frame is connected with the inner wall of the cavity; and the cube-like dielectric resonance block forms a triple-mode resonance in three directions of axes X, Y and Z of the cavity.