Abstract: An optical coupling structure for an optoelectronic integrated circuit includes a first connector and an optical fiber device. The first connector is disposed on the optoelectronic integrated circuit and includes a base including a lower surface and a front end, and a waveguide device assembled in the base and including a first surface, a first guide surface adjoining the first surface and located at the front end, and a plurality of optical waveguide paths extend to the first guide surface. The optical fiber device includes a second connector including a connecting surface and detachably connected to the first connector such that the connecting surface and the first guide surface directly face each other.

Abstract: An optical network interface card, adapted for use with at least an optical cable unit, includes a load board, a network chip disposed on the load board, at least an optical adapter installed on the load board for connection with the optical cable unit, a photonic integrated circuit disposed on the load board and electrically connected to the network chip, and an optical coupling assembly installed on the load board and connected between the optical adapter and the photonic integrated circuit.

Abstract: An optical transmission device includes a photonic integrated circuit, a first connecting unit, and a second connecting unit. The photonic integrated circuit includes a main substrate and a waveguide integrally protruding from the main substrate and comprising a plurality of waveguide paths. The first connecting unit includes a plurality of optical fibers and a ferrule element positioned at end portions of the optical fibers. The second connecting unit is positioned between the main substrate and the first connecting unit. The optical fibers are in optical alignment with the waveguide paths through a detachable connection of the first connecting unit to the second connecting unit.

Abstract: An active optical cable includes a detachable optical cable and an optical transceiver detachably connected to the detachable optical cable. The detachable optical cable includes an optical fiber unit, a boot element disposed around an end portion of the optical fiber unit, a housing structure attached to an end of the boot element and including at least a holding element, and an optical coupling device positioned at the holding element. The optical transceiver includes a casing unit defining an insertion groove for insertion of the detachable optical cable, an optoelectronic substrate disposed in the casing unit, and a waveguide device disposed on the optoelectronic substrate. The optical coupling device is detachably positioned in optical alignment with the waveguide device for light signal transmission between the waveguide device and the optical fiber unit.

Abstract: An on-board optical coupling apparatus, used between two data processing devices, includes an optical waveguide including a plurality of alignment path units and waveguide paths. A first photonic device includes a plurality of first return paths and first optical channels. A second photonic device includes a plurality of second return paths and second optical channels. The first optical channels and the second optical channels are optically aligned with respective waveguide paths simultaneously with passive optical alignment of the first return paths, the second return paths, and the alignment path units in a one-time alignment process.

Abstract: An optical cable and an active optical cable are provided. The optical cable includes a plurality of optical fibers, an outer sheath wrapping the optical fibers, and a functional layer disposed on and extending along an outer surface of the outer sheath. The functional layer has a coefficient of friction less than a coefficient of friction of the outer sheath.

Abstract: An optical cable assembly and an optical transmission apparatus are provided. The optical cable assembly includes an optical cable and a connecting base. The optical transmission apparatus includes the optical cable assembly and an optical coupling member. The optical cable includes a coupling head and a connecting member mounted to a cable member and including a plurality of connecting walls and first fastening portions. The connecting base defines a fastening groove and includes a fastening member disposed in the fastening groove. The first fastening portions are detachably fastened with the fastening member. The optical coupling member includes a waveguide device positioned to correspond to the fastening groove and configured in optical connection with optical fibers included in the optical cable.

Abstract: An apparatus for aligning an optical coupling structure with a photonic integrated circuit is provided. The apparatus includes at least an imaging device and a multiaxial adjustment device. The imaging device is configured to generate a three-dimensional image reflecting positional relation between the optical coupling structure and the photonic integrated circuit. The multiaxial adjustment device is electrically connected to the imaging device and includes at least an adjustment platform and at least a holding arm connected to the adjustment platform, the holding arm holding the optical coupling structure and being movable under control of the adjustment platform according to the three-dimensional image for the alignment between the optical coupling structure and the photonic integrated circuit.

Abstract: An optical connector assembly includes a first connector and an optical transmission device. The first connector includes a base mounted to a side of a photonic integrated circuit, and a waveguide device installed on the base in optical communication with the photonic integrated circuit. The second connector included in the optical transmission device is detachably connected to the first connector and includes a main body and a movable fastening member movably connected to the main body. The movable fastening member is movably fastened to the first connector in a direction perpendicular to a thickness direction of the waveguide device.

Abstract: An on-board optical connection device, connected between a first data processing device and a second data processing device, includes an optical waveguide, a first signal transceiver, and a second signal transceiver. The optical waveguide is disposed between the first data processing device and the second data processing device. The first signal transceiver is optically coupled to the optical waveguide and converts an input electrical signal transmitted from the first data processing device to an optical signal. The second signal transceiver is optically coupled to the optical waveguide and converts the optical signal to an output electrical signal to the second data processing device.

Abstract: An optical coupling structure for an optoelectronic integrated circuit includes a first connector and an optical fiber device. The first connector is disposed on the optoelectronic integrated circuit and includes a base including a lower surface and a front end, and a waveguide device assembled in the base and including a first surface, a first guide surface adjoining the first surface and located at the front end, and a plurality of optical waveguide paths extend to the first guide surface. The optical fiber device includes a second connector including a connecting surface and detachably connected to the first connector such that the connecting surface and the first guide surface directly face each other.

Abstract: An optical coupling structure, adapted for an optoelectronic device, includes a light source device including a fixed board, a bar substrate positioned on the fixed board, and a light unit positioned on the bar substrate. The light unit includes a functional portion and a light-emitting portion that are divided into a plurality of light emitters, and the bar substrate is configured to cross a bottom of each of the light emitters. A waveguide device is disposed adjacent to a mating surface included in the fixed board and the light emitters of the light source and enables light signal transmission from the light emitters. An optical fiber assembly connected to the waveguide device.

Abstract: A sealing structure for an optoelectronic transceiver device includes a first casing, a second casing, and a sealing element. The optoelectronic transceiver device is arranged between the first casing and the second casing. At least a notch portion is arranged between peripheral portions of the first casing and the second casing. The sealing element includes at least a retaining block positioned in the notch portion and encompassing a part of an optical fiber assembly, which is included in the optoelectronic transceiver device and extends out of the notch portion.

Abstract: An optical coupling structure, adapted for a photonic integrated circuit, includes a waveguide device and an optical fiber assembly. The waveguide device includes a waveguide substrate including a plurality of optical waveguide paths extending between a first guide surface and a second guide surface of the waveguide substrate. The first guide surface defines a first light exit area at which ends of the optical waveguide paths are exposed, the second guide surface defines a second light exit area at which the other ends of the optical waveguide paths are exposed. The second light exit area has an entire length less than at least one-half of an entire length of the first light exit area. The optical fiber assembly is connected to the first guide surface of the waveguide device.