Multi-layer vacuum electron device and method of manufacture

    公开(公告)号:US12217926B2

    公开(公告)日:2025-02-04

    申请号:US18433175

    申请日:2024-02-05

    Applicant: ELVE INC.

    Abstract: Vacuum electron devices (VEDs) having a plurality of two-dimensional layers of various materials are bonded together to form one or more VEDs simultaneously. The two-dimensional material layers are machined to include features needed for device operation so that when assembled and bonded into a three-dimensional structure, three-dimensional features are formed. The two-dimensional layers are bonded together into a sandwich-like structure. The manufacturing process enables incorporation of metallic, magnetic, ceramic materials, and other materials required for VED fabrication while maintaining required positional accuracy and multiple devices per batch capability.

    GEOMETRIC TRANSFORMATIONS FOR RADIO FREQUENCY (RF) PERFORMANCE IN LAYERED ADDITIVE MANUFACTURING OF PASSIVE AND ACTIVE RF ELECTRONICS

    公开(公告)号:US20240372238A1

    公开(公告)日:2024-11-07

    申请号:US18628417

    申请日:2024-04-05

    Applicant: Elve Inc.

    Abstract: A circuit device fabricated in device layers, comprises a filter-type circuit fabricated in the device layers; a transmission line fabricated in the device layers and connected to the filter-type circuit; and a corrective mismatch disposed within the transmission line, fabricated in at least one of the device layers, and designed with a corrective impedance to improve matching performance therebetween. A waveguide device fabricated in device layers, comprises a first waveguide fabricated in the device layers and having a first dimension aligned with a first layer; a second waveguide fabricated in the device layers and having a second dimension aligned with a second layer; and a waveguide transformer fabricated in the device layers and having a transformer dimension aligned with a third layer.

    CATHODE HEATER ASSEMBLY AND METHOD OF MANUFACTURE

    公开(公告)号:US20240096583A1

    公开(公告)日:2024-03-21

    申请号:US18368940

    申请日:2023-09-15

    Applicant: Elve Inc.

    CPC classification number: H01J23/04 H01J9/04

    Abstract: A cathode heater assembly for use in a vacuum electronic device comprises a refractive cup having a bottom portion and side walls forming a container; a cathode secured in the container of the refractive cup; and a heater wire coupled to the refractive cup. The cathode heater assembly may be manufactured by providing a refractive cup having a bottom portion and side walls forming a container; inserting a cathode pellet in the container of the refractive cup; impregnating the cathode pellet with electron emissive materials while the cathode pellet is in the container of the refractive cup; and attaching a heater wire to the refractive cup.

    Multi-layer vacuum electron device and method of manufacture

    公开(公告)号:US20220157549A1

    公开(公告)日:2022-05-19

    申请号:US17525658

    申请日:2021-11-12

    Applicant: ELVE INC.

    Abstract: Vacuum electron devices (VEDs) having a plurality of two-dimensional layers of various materials are bonded together to form one or more VEDs simultaneously. The two-dimensional material layers are machined to include features needed for device operation so that when assembled and bonded into a three-dimensional structure, three-dimensional features are formed. The two-dimensional layers are bonded together into a sandwich-like structure. The manufacturing process enables incorporation of metallic, magnetic, ceramic materials, and other materials required for VED fabrication while maintaining required positional accuracy and multiple devices per batch capability.

    AIR-COOLED DEPRESSED COLLECTORS AND METHODS

    公开(公告)号:US20240371594A1

    公开(公告)日:2024-11-07

    申请号:US18657184

    申请日:2024-05-07

    Applicant: Elve Inc.

    Abstract: A depressed collector, comprises an insulator body; a plurality of serial electrodes, each serial electrode having a serial electrode receptor portion inside the insulator body and having a serial electrode thermal fin portion passing through and extending outside the insulator body; and a terminal electrode having a terminal electrode receptor portion inside the insulator body and having a terminal electrode thermal fin portion passing through and extending outside the insulator body.

    Cathode heater assembly and method of manufacture

    公开(公告)号:US12119201B2

    公开(公告)日:2024-10-15

    申请号:US18368940

    申请日:2023-09-15

    Applicant: Elve Inc.

    CPC classification number: H01J23/04 H01J9/04

    Abstract: A cathode heater assembly for use in a vacuum electronic device includes a refractive cup having a bottom portion and side walls forming a container; a cathode secured in the container of the refractive cup; and a heater wire coupled to the refractive cup. The cathode heater assembly may be manufactured by providing a refractive cup having a bottom portion and side walls forming a container; inserting a cathode pellet in the container of the refractive cup; impregnating the cathode pellet with electron emissive materials while the cathode pellet is in the container of the refractive cup; and attaching a heater wire to the refractive cup.

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