Patent application number | Description | Published |
20110142395 | Planar Waveguide And Optical Fiber Coupling - An apparatus for optically coupling light between optical transmission components is provided. The apparatus includes first and second optical transmission components wherein the first optical transmission component includes a planar optical waveguide, a grating coupler, and a transparent substrate and the second optical transmission component includes an optical fiber. Preferably, the planar optical waveguide includes silicon and the transparent substrate includes glass. Methods for coupling light between optical transmission components are also provided. | 06-16-2011 |
20110194821 | Fiber Optic Connectors and Structures for Optical Fibers and Methods for Using the Same - In one embodiment, a device comprises at least one ferrule having a bore, the bore extending from a rear of the ferrule toward a front of the ferrule, wherein the bore is sized to receive an optical fiber with a buffer at a rear end face of the ferrule, wherein the front end of the ferrule includes an optical component. | 08-11-2011 |
20110229077 | SMALL-FORM-FACTOR FIBER OPTIC INTERFACE DEVICES WITH AN INTERNAL LENS - Small-form-factor fiber optic interface devices with an internal lens are disclosed. The fiber optic interface devices have a ferrule with a bore that supports an optical waveguide. The lens is on or adjacent the ferrule front end and is aligned with the bore. A first planar surface is provided on or adjacent the lens. The first planar surface interfaces with a second planar surface of a second fiber optic interface device to form a fiber optic interface assembly having a liquid-displacing interface when the first and second fiber optic interface devices are engaged. | 09-22-2011 |
20120033917 | SMALL-FORM-FACTOR FIBER OPTIC INTERFACE DEVICES WITH AN INTERNAL LENS - Small-form-factor fiber optic interface devices with an internal lens are disclosed. The fiber optic interface devices have a ferrule with a bore that supports an optical waveguide. The lens is on or adjacent the ferrule front end and is aligned with the bore. A first planar surface is provided on or adjacent the lens. The first planar surface interfaces with a second planar surface of a second fiber optic interface device to form a fiber optic interface assembly having a liquid-displacing interface when the first and second fiber optic interface devices are engaged. | 02-09-2012 |
20120114289 | RECEPTACLE FERRULES WITH MONOLITHIC LENS SYSTEM AND FIBER OPTIC CONNECTORS USING SAME - Receptacle ferrules with at least one monolithic lens system and fiber optic connectors using same are disclosed. Ferrule assemblies formed by mating plug and receptacle ferrules are also disclosed, as are connector assemblies formed by mating plug and receptacle connectors. The fiber optic connectors and connector assemblies are suitable for use with commercial electronic devices and provide either an optical connection, or both electrical and optical connections. The monolithic optical system defines a receptacle optical pathway having a focus at the receptacle ferrule front end. When a plug ferrule having a plug optical pathway is mated with the receptacle ferrule, the plug and receptacle optical pathways are optically coupled at a solid-solid optical pathway interface where light passing therethrough is either divergent or convergent, and where unwanted liquid is substantially expelled. | 05-10-2012 |
20120177327 | OPTICAL CONNECTOR WITH LENSES HAVING OPPOSING ANGLED PLANAR SURFACES - An optical connector for optically connecting at least one light source to at least one light receiver is disclosed. The optical connector includes first and second connector members respectively having first and second positive-power lens elements with respective first and second planar lens surfaces. The lens elements are arranged in their respective connector members such that when the two connector members are operably mated, the first and second lenses form an optical system where the first and second planar lens surfaces are spaced apart in opposition with a narrow gap in between, and are non-perpendicular to the optical system axis. The lenses may be conventional uniform-refractive-index lenses having a convex surface or may be gradient-index lenses having two planar surfaces. The optical connector is tolerant to contamination that can find its way into the narrow gap. | 07-12-2012 |
20120189252 | RECEPTACLE FERRULE ASSEMBLIES WITH GRADIENT INDEX LENSES AND FIBER OPTIC CONNECTORS USING SAME - A receptacle ferrule assembly for a fiber optic receptacle connector. The receptacle ferrule assembly comprises a first lens with first second optical surfaces and a receptacle ferrule body having first and second ends. At least one monolithic optical system is formed in a monolithic receptacle ferrule body and includes a lens formed at the second end of monolithic receptacle ferrule body and an optical surface formed at the first end of monolithic receptacle ferrule body. The optical surface is situated adjacent to, and mated to the second optical surface of the first lens The monolithic optical system is configured, in conjunction with the first lens, to define a receptacle optical pathway from the second end of the monolithic optical system to the first surface of the first lens. According to some embodiments the first lens is a gradient index lens. | 07-26-2012 |
20120321249 | LASER-PROCESSED GRIN LENSES AND OPTICAL INTERFACE DEVICES AND ASSEMBLIES USING SAME - Laser-processed gradient-index (GRIN) lenses and optical interface devices and assemblies that utilize the laser-processed GRIN lenses are disclosed. A GRIN lens assembly includes a cylindrical central section having a GRIN index profile, planar front and back surfaces, an outer surface, and a diameter D | 12-20-2012 |
20130251309 | FERRULES HAVING OPTICAL PATHWAYS AND FIBER OPTIC CONNECTORS USING SAME - Plug and receptacle ferrules, and fiber optic plug and receptacle connectors that use the plug and receptacle ferrules are disclosed. Connector assemblies formed by mating the plug and receptacle connectors are also disclosed. The fiber optic connectors and connector assemblies are suitable for use with commercial electronic devices and provide either an optical connection, or both electrical and optical connections. The plug ferrule includes an open section over which light converges are diverges. The receptacle ferrule includes a receptacle optical pathway having a substantially right angle bend formed by a mirror. The plug ferrule has a plug optical pathway that interfaces with the receptacle optical pathway at a solid-solid interface that serves to substantially expel any liquid from the interface. | 09-26-2013 |
20140086530 | ASYMMETRIC MULTI-CHANNEL GRIN OPTICAL CONNECTOR - A gradient-index (GRIN) optical connector is disclosed that includes a GRIN lens having a central optical axis and front and back opposite endfaces. A plurality of optical fibers are optically coupled to the back endface of the GRIN lens and defines a first optical fiber bundle having an asymmetric arrangement relative to the central optical axis of the GRIN lens. The GRIN lens has a refractive index profile generally defined by an alpha profile having an alpha parameter α in a range 1.92≦α≦1.98. An optical fiber connector assembly formed by interfacing two of the GRIN optical connectors is also disclosed. | 03-27-2014 |
20140169741 | OPTICAL PORT HAVING A COVER WITH A MOLDED-IN LENS - Disclosed are optical ports and devices having a cover with at least one molded-in lens and a mounting body having a recess for mounting the cover to the mounting body along with a mounting surface for securing an optical port. The molded-in optical lenses of the cover may be aligned with one or more active components for receiving or transmitting the optical signal. The active components may be mounted on a circuit board that may include an electrical tether. In one embodiment, the optical port includes a pocket having an alignment feature such as a piston that is translatable during mating. | 06-19-2014 |
20140205235 | OPTICAL CONNECTIONS HAVING MAGNETIC COUPLING - Optical connections for optical communication having in-line optical paths and magnetic coupling portions are disclosed. In one embodiment, an optical connection includes a lens block having an optical interface portion that defines an in-line optical path without an optical turn for optical signals propagating through the lens block, and a magnetic coupling portion disposed about at least a portion of the lens block. In another embodiment, a method of making an optical connection that includes providing a circuit board having one or more active components and placing a lens block on the circuit board. The lens block includes an optical interface portion defining an in-line optical path. The method further includes placing at least one magnetic coupling portion about the lens block. The at least one magnetic coupling portion is configured as a bulk magnetic material. Electronic devices and fiber optic cable assemblies are also disclosed. | 07-24-2014 |
20150030292 | SMALLL-FORM-FACTOR FIBER OPTIC INTERFACE DEVICES WITH AN INTERNAL LENS - Small-form-factor fiber optic interface devices with an internal lens are disclosed. The fiber optic interface devices have a ferrule with a bore that supports an optical waveguide. The lens is on or adjacent the ferrule front end and is aligned with the bore. A first planar surface is provided on or adjacent the lens. The first planar surface interfaces with a second planar surface of a second fiber optic interface device to form a fiber optic interface assembly having a liquid-displacing interface when the first and second fiber optic interface devices are engaged. | 01-29-2015 |