Abstract: A unit is made up of an electronic integrated circuit, a MEMS device, and an active optical device, electrically coupled to the electronic integrated circuit and located between the electronic integrated circuit and the MEMS device. Tthe MEMS device is electrically coupled to the electronic integrated circuit and positioned to affect the behavior of light, relative to the active optical device, based upon the position of an element in the MEMS device as controlled by the electronic integrated circuit.

Abstract: A long-throw, tight focussing optical coupler has a first passive optical element capable of coupling light between an optical source and an optical destination and a second passive optical element, capable of coupling light between the optical source and the optical destination, located between the first passive optical element and one of the optical source or the optical destination such that, a light beam from the optical source will be transferred to the optical destination when the optical source and optical destination are spaced apart by a distance.

Abstract: A method of integrating a chip with a topside active optical chip is described. The topside active optical chip has at least one optical laser device, having an active side including an optically active region, a laser cavity having a height, an optically inactive region, a bonding side opposite the active side, and a device thickness. The method involves bonding the optical chip to the electronic chip; applying a substrate to the active side, the substrate having a substrate thickness over the active region in the range of between a first amount and a second amount, and applying an anti-reflection without a special patterning or distinguishing between the at least one optical laser device and any other device. A hybrid electro-optical chip is also described as having an electronic chip; and a topside active optical chip. The hybrid electro-optical chip having been created by one of the methods herein. A module is also described.

Abstract: A method of making A fiber optic connector adapted to receive a fiber bearing unit involves coupling at least one high precision piece, having holes configured to accept an array of optical fibers, to a low precision piece to form a unit, inserting optical fibers into the unit and housing the unit within a fiber optic connector housing. A commercial fiber optic connector of a style constructed to accept a ferrule-like unit therein has a connector housing, at least 36 optical fibers, a low precision piece, and at least one high precision slice having at least 36 fiber holes each adapted to accept one of the optical fibers, the low precision piece and the at least one high precision slice being contained substantially within the connector housing and forming the ferrule like unit.

Abstract: A method involves aligning each of two optical components to be joined relative to a common standard, removing the common standard, and joining each of two optical components to each other in alignment.

Abstract: A system and method for insertion of fibers into respective rows of fiber holes in a ferrule that involves mounting the ferrule in a first element and a proximal end of a first cable containing exposed fibers onto a movable element, adjusting the movable element until the fibers are adjacent to a bottom-most row of fiber holes, inserting each fiber into its respective hole in the bottom-most row, mounting the first cable in a second element, releasing the first cable from the movable element, mounting a second cable containing exposed fibers onto the movable element, adjusting the movable element until the fibers are adjacent to a second row of ferrule fiber holes, and inserting each fiber into its respective hole in the second row.

Abstract: An apparatus for use in a commercial fiber optic connector is made up of an assembly of a set of slices. Each of the slices having multiple through holes of a specified arrangement. At least some of the through holes on any two adjoining slices are aligned with respect to each other so as to define a conduit between them. A transmission medium is within the holes. A method of making a fiber optic connector adapted to receive a fiber bearing unit is also described. The method involves coupling at least two high precision pieces together, the at least two high precision pieces having holes configured with an optical medium inserted therein after the coupling and cured to form a waveguide structure, coupling the at least two high precision pieces to a low precision piece to form a unit, and housing the unit within a fiber optic connector housing.

Abstract: A ferrule has a body, peripherally dimensioned for receipt within a commercially available fiber optic connector, the body has a forward portion comprising a front side and a rear side, the front side defining a face of the ferrule, the rear side defining an inner surface. The forward portion has a large format array of fiber holes, each of the fiber holes in the array extending between the front side and the rear side and being sized to accept an optical fiber inserted therein, and the forward portion having a thickness, T, less than 3000 microns but at least a minimum thickness sufficient to support optical fibers inserted into the fiber holes. An optical connector, having a ferrule, and a fiber optic cable assembly are also described.

Abstract: A system and method to facilitate receipt of an optoelectronic module in a first direction and make an electrical connection by movement of the module in a second direction different from the first direction.

Abstract: A female format connector, usable for connection with a male format connector having an alignment pin is described as having a high-precision piece coupled to a low precision piece. The low precision piece has an alignment opening dimensioned to accept the alignment pin of the male format device. The high-precision piece also has an alignment opening. The alignment openings are sized and positioned for accurate alignment between the pieces during coupling and, after coupling, the high-precision piece is modified such that the second alignment opening, after modification, is larger than it was prior to the coupling. A method of forming a female format ferrule involves coupling a high precision piece to a low precision piece, via alignment holes on each, the alignment holes are sized to accept a common alignment pin for maintaining accurate alignment between the pieces during coupling, and, after coupling, removing some of the alignment hole wall.

Abstract: An optical unit has multiple optical devices, a collimated coupler disposed relative to the multiple optical devices so that laser light can be transferred between at least two of the multiple optical devices and the collimated coupler without crosstalk, and a fused glass collimator, disposed within the collimated coupler, having multiple optical fibers arranged in a predetermined arrangement relative to the multiple optical devices so that the number of optical fibers is always equal or greater than the number of optical devices on a use basis.

Abstract: An optical device has a mating piece constructed to accept and mate with a commercially available optical connector, an optical module, and a spacer located between the mating piece and the optical module, the spacer maintaining the mating piece and the optical module in alignment relative to each other in at least the Z direction and one other direction.

Abstract: A method for creating a hybridized chip by combining a bottom active optical device and an electronic chip when at least some of the active device contacts are not aligned with at least some of the electronic chip contacts. The method involves adding an insulating layer, having a thickness, a first side and a second side, to the bottom active optical device by affixing the first side to the surface, openings in the insulating layer extending from the second side to the first side at points substantially coincident with the active device contacts, making the sidewalls electrically conductive, and connecting the points and the electronic chip contacts with an electrically conductive material. A hybridized chip has at least one bottom active optical device coupled to an electronic chip, the hybridized chip having been created using a described method. A method of connecting two chips, each having electrically corresponding contacts to be joined together but are physically mismatched relative to each other.

Abstract: An alternating current filter circuit for a BiCMOS differential amplifier has a circuit that computes a base current of the BiCMOS differential amplifier and a circuit that generates an offset current based upon the computing.

Abstract: A multi-wavelength laser array has a group of multiple lasers, each of the lasers in the group being constructed to emit at a specified wavelength within a range, the specified wavelength of one laser being different from the specified wavelength of the other lasers in the group. The lasers in the group are individually selectable so that, when emission at a particular wavelength is called for, a laser capable of providing the particular wavelength will be selected.

Abstract: A commercial fiber optic connector of a style constructed to accept a ferrule-like unit therein has optical fibers, each having a first part and a second part separated by lengths, a low precision piece having a peripheral shape of a part of the ferrule like unit, two high precision slices each having fiber holes therein. A chamber separates the two high precision pieces defining a volume therebetween. The optical fibers have their first parts within the fiber holes in one of the high precision slices, their second parts within the fiber holes in the other of the high precision slices, and at least some of their length within the volume. The low precision piece and the two high precision slices collectively form the ferrule like unit and the ferrule like unit is contained substantially within the connector housing.

Abstract: A coupler adapter has a base and at least one alignment feature disposed upon the base. The at least one alignment feature is constructed for aligning a multi-fiber bundle to an opto-electronic module to permit transmission of optical signals between the multi-fiber bundle and optical devices within the opto-electronic module when the opto-electronic module is larger in span than a spacing of alignment elements used in a commercial connector that holds the multi-fiber bundle.

Abstract: A method of creating a hybridized chip using a top active optical device combined with an electronic chip having electronic chip contacts, when at least some of the active device contacts are not aligned with at least some of the electronic chip contacts, each of the at least some active device contacts having an electrically corresponding electronic chip contact. The method involves creating sidewalls defining openings in the substrate, extending from the first side at the active device contacts to a bottom of the substrate opposite the first side, at points substantially coincident with the active device contacts; making the sidewalls electrically conductive; and connecting the points and the electronic chip contacts with an electrically conductive material. A hybridized chip has at least one top active optical device coupled to an electronic chip, the hybridized chip having been created using a described method.

Abstract: A method of integrating a topside optical device, having electrical contacts on a top side, with an electronic chip having electrical contacts on a connection side, involves creating a trench, defined by a wall, from the top side of a wafer containing the topside optical device into a substrate of the wafer, making a portion of the wall conductive by applying a conductive material to the portion; and thinning the substrate to expose the conductive material.