PACKAGE-INTEGRATED PIEZOELECTRIC OPTICAL GRATING SWITCH ARRAY

    公开(公告)号:US20190033500A1

    公开(公告)日:2019-01-31

    申请号:US16072173

    申请日:2016-04-01

    Abstract: Embodiments of the invention include an optical grating switch integrated into an organic substrate and methods of forming such devices. According to an embodiment, the optical grating switch may include a cavity formed into an organic substrate. Additionally, the optical grating switch may include an array of moveable beams anchored to the organic substrate and suspended over the cavity. In an embodiment of the invention, each of the moveable beams in the optical grating switch may include a piezoelectric region formed over end portions of the moveable beam and a top electrode formed over a top surface of each of the piezoelectric regions. In order to reflect or diffract light, embodiments of the invention may include moveable beams that include a reflective surface formed over a central portion of the moveable beam.

    MICROELECTRONIC PACKAGE COMMUNICATION USING RADIO INTERFACES CONNECTED THROUGH WIRING

    公开(公告)号:US20210041647A1

    公开(公告)日:2021-02-11

    申请号:US17083173

    申请日:2020-10-28

    Abstract: Microelectronic package communication is described using radio interfaces connected through wiring. One example includes a system board, an integrated circuit chip, and a package substrate mounted to the system board to carry the integrated circuit chip, the package substrate having conductive connectors to connect the integrated circuit chip to external components. A radio on the package substrate is coupled to the integrated circuit chip to modulate the data onto a carrier and to transmit the modulated data. A radio on the system board receives the transmitted modulated data and demodulates the received data, and a cable interface is coupled to the system board radio to couple the received demodulated data to a cable.

    PIEZOELECTRICALLY ACTUATED MIRRORS FOR OPTICAL COMMUNICATIONS

    公开(公告)号:US20200064555A1

    公开(公告)日:2020-02-27

    申请号:US16072240

    申请日:2016-04-01

    Abstract: Embodiments of the invention include an optical routing device that includes an organic substrate. According to an embodiment, an array of cavities are formed into the organic substrate and an array of piezoelectrically actuated mirrors may be anchored to the organic substrate with each piezoelectrically actuated mirror extending over a cavity. In order to properly rout incoming optical signals, the optical routing device may also include a routing die mounted on the organic substrate. The routing die may be electrically coupled to each of the piezoelectrically actuated mirrors and is able to generated a voltage across the first and second electrodes of each piezoelectrically actuated mirror. Additionally, a photodetector may be electrically coupled to the routing die. According to an embodiment, an array of fiber optic cables may be optically coupled with one of the piezoelectrically actuated mirrors and optically coupled with the photodetector.

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