INTEGRATED 3DIC WITH STACKED PHOTONIC DIES AND METHOD FORMING SAME

    公开(公告)号:US20240385367A1

    公开(公告)日:2024-11-21

    申请号:US18785578

    申请日:2024-07-26

    Abstract: A method includes forming a first photonic die, which includes forming a first silicon waveguide, and forming a first nitride waveguide. The method further includes forming a first through-via extending into a first plurality of dielectric layers in the first photonic die, and bonding a second photonic die to the first photonic die. The second photonic die includes a second nitride waveguide. The first silicon waveguide is optically coupled to the second nitride waveguide through the first nitride waveguide. A second through-via extends into a second plurality of dielectric layers in the second photonic die.

    OPTICAL DEVICES AND METHODS OF MANUFACTURE

    公开(公告)号:US20240377662A1

    公开(公告)日:2024-11-14

    申请号:US18415092

    申请日:2024-01-17

    Abstract: An optical device and methods of manufacturing such optical devices are presented. In embodiments the optical device is a tunable beam splitter which is made by forming a first dopant region over a substrate, the first dopant region comprising a first waveguide and a second waveguide, depositing a cladding material over the first waveguide and the second waveguide, and forming a second dopant region overlying the first waveguide and the second waveguide, wherein the forming the second dopant region comprises forming a first region extending over both the first waveguide and the second waveguide, the first region having a constant concentration of a first dopant.

    Three-dimension large system integration

    公开(公告)号:US12136612B2

    公开(公告)日:2024-11-05

    申请号:US17657843

    申请日:2022-04-04

    Abstract: A package includes a building block. The building block includes a device die, an interposer bonded with the device die, and a first encapsulant encapsulating the device die therein. The package further includes a second encapsulant encapsulating the building block therein, and an interconnect structure over the second encapsulant. The interconnect structure has redistribution lines electrically coupling to the device die. A power module is over the interconnect structure. The power module is electrically coupled to the building block through the interconnect structure.

    PACKAGE STRUCTURE INCLUDING PHOTONIC PACKAGE AND INTERPOSER HAVING WAVEGUIDE

    公开(公告)号:US20240337800A1

    公开(公告)日:2024-10-10

    申请号:US18746934

    申请日:2024-06-18

    Abstract: A semiconductor package includes a first interposer having a first substrate, a first redistribution structure over a first side of the first substrate, and a first waveguide over the first redistribution structure and proximate to a first side of the first interposer, where the first redistribution structure is between the first substrate and the first waveguide. The semiconductor package further includes a photonic package attached to the first side of the first interposer, where the photonic package includes: an electronic die, and a photonic die having a plurality of dielectric layers and a second waveguide in one of the plurality of dielectric layers, where a first side of the photonic die is attached to the electronic die, and an opposing second side of the photonic die is attached to the first side of the first interposer, where the second waveguide is proximate to the second side of the photonic die.

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