G02B6/4268

THERMAL INTERFACE STRUCTURES FOR OPTICAL COMMUNICATION DEVICES

The removal of heat from silicon photonic integrated circuit devices is a significant issue in integrated circuit packages. As presented herein, the removal of heat may be facilitated with an optically compatible thermal interface structure on the silicon photonic integrated circuit device. These thermal interface structures may include stack-up designs, comprising an optical isolation structure and a thermal interface material, which reduces light coupling effects, while effectively conducting heat from the silicon photonic integrated circuit device to a heat dissipation device, thereby allowing effective management of the temperature of the silicon photonic integrated circuit device.

OPTICAL TRANSCEIVER WITH HOUSING PRESSING THERMAL INTERFACE MATERIAL BY UNEVEN SURFACE
20220386503 · 2022-12-01 ·

An optical transceiver includes a housing, a heat source accommodated in the housing, and a thermal interface material accommodated in the housing. The housing is in thermal contact with the heat source through the thermal interface material, and the thermal interface material is in physical contact with an uneven surface of the housing.

Optical transceiver

An optical transceiver includes a circuit board having a first side and a first edge; a thermal conductive member configured to be attached on the first side of the circuit board; the thermal conductive member having a first thermal conductive face inclined with respect to the first side of the circuit board and parallel to the first direction; a filling material having a thermal conductivity; and a housing having an inner face and an inner space, the housing being configured to house the circuit board, the circuit component, the thermal conductive member, and the filling material, and configured to hold the electrical connector at an end thereof in the first direction, the housing having a second thermal conductive face facing the first thermal conductive face with a spacing. The filling material adheres to the first thermal conductive face and the second thermal conductive face.

OPTICAL WAVEGUIDE PACKAGE AND LIGHT-EMITTING DEVICE

An optical waveguide package includes a substrate, an optical waveguide layer located on an upper surface of the substrate and including a cladding and a core in the cladding, a lid, and a metal member. The cladding includes a first surface facing the substrate, a second surface opposite to the first surface, and an element-receiving area being open in the second surface. The lid covers the element-receiving area. The metal member surrounds the element-receiving area between the cladding and the lid.

INTEGRATED CIRCUIT DEVICE AND METHOD
20220342164 · 2022-10-27 ·

An IC device includes a heat spreader, an electronic component over the heat spreader, an optical component over the electronic component, a multilayer structure over the optical component, and a redistribution structure over the multilayer structure. The multilayer structure includes a waveguide optically coupled to the optical component. The redistribution structure is electrically coupled to the electronic component by vias through the optical component and the multilayer structure.

Computing device

A computing device, comprising: a chassis; an optical base layer, including optical connectors; a power base layer, including power connectors; a thermal base layer, including a cold supply line with liquid disconnects, hot return lines with liquid disconnects, and thermal infrastructure interfaces; a radio frequency base layer, including radio frequency connectors; a power interface, wherein the power interface connects to the power base layer; a power supply to connect to the power interface and provide power to the power base layer through the power interface; and bays defined by bay divider walls, wherein each bay divider wall is removable and each bay comprises one of the optical connectors, one of the power connectors, one liquid disconnect for the supply line, one of the liquid disconnects for a hot return line, and one of the radio frequency connectors.

SYSTEMS AND METHODS FOR LIQUID IMMERSION COOLING OF TRANSCEIVERS

An information handling resource may include a heat-generating component and a housing configured to house the heat-generating component, the housing comprising a plurality of openings formed thereon such that a liquid coolant may flow between an exterior of the housing and an interior of the housing.

Parallel channels for optical fiber cooling

An optical fiber heat exchanger includes an outer body and an inner body inserted into the outer body. The inner body includes a plurality of guide walls to guide a cooling liquid through the optical fiber heat exchanger to exchange heat from an optical fiber inserted in the optical fiber heat exchanger, a first set of parallel straight channels, extending along an inlet portion of the inner body, formed by a first subset of the plurality of guide walls, a set of U-shaped channels, extending through a transition section of the inner body, formed by a second subset of the plurality of guide walls, and a second set of parallel straight channels, extending along an outlet portion of the inner body, formed by a third subset of the plurality of guide walls.

OPTO-ELECTRIC TRANSMISSION COMPOSITE MODULE
20230118655 · 2023-04-20 · ·

Provided is an opto-electric transmission composite module capable of efficiently dissipating heat of an opto-electric conversion portion,An which includes an opto-electric hybrid board configured to be optically and electrically connected to an opto-electric conversion portion and including an optical waveguide and an electric circuit board in order toward one side in a thickness direction; a printed wiring board electrically connected to the electric circuit board; a heat dissipating layer; and a casing made of metal, the casing accommodating the opto-electric hybrid board, the printed wiring board, and the heat dissipating member, the casing including a first wall are provided. The first wall, the heat dissipating layer, a portion of the printed wiring board, and the opto-electric hybrid board are disposed in order toward one side in the thickness direction. The heat dissipating layer is in contact with the first wall and the printed wiring board.

AIRTIGHT DEVICE AND FEEDTHROUGH MODULE
20230158317 · 2023-05-25 · ·

An airtight device includes a tank, a sink and a feedthrough module. The sink is disposed inside the tank, and an opening is formed on the sink. The feedthrough module is disposed on the opening. The feedthrough module includes a base, a sealing component, a covering component, a transmission component and a plurality of fixing components. A groove is formed on the base. A part of the sealing component is disposed inside the groove. The covering component is assembled with the base and adapted to press the sealing component. A plurality of fixing holes is formed on the covering component. The transmission component is assembled with the covering component. The plurality of fixing components is adapted to insert into the plurality of fixing holes and engage with the base for pressing the sealing component by shortening a distance between the base and the covering component.