Abstract:
The present invention relates to composite materials comprising a host matrix, and a plurality of magneto-optic nanoparticles within the host matrix, a process of forming a composite material comprising coating a plurality of magneto-optic nanoparticles with at least one polymer layer, and dispersing the plurality of coated nanoparticles into a host matrix material, and thin-film magneto-optic articles, and optical components, such as integrated optical components, as well as optical devices, such as optical rotators, such as Faraday rotators, optical isolators, optical circulators, optical modulators, waveguides, and amplifiers, comprising the composite material according to the present invention.
Abstract:
The present invention is directed to a composite material comprising a nanoporous polymer matrix and a plurality of nanoparticles dispersed within said matrix, wherein the nanoparticles possess specified thermal properties. The resulting nanoporous polymer nanocomposite is an optical medium with tunable and controllable thermal properties, including the coefficient of thermal expansion (CTE), the thermal conductivity, and the thermooptic coefficient. Various optical articles can be made with such nanocomposite materials.
Abstract:
An optical fiber amplifier module is disclosed which comprises a signal path located between a signal input and a signal output. A WDM coupler and an amplifying gain medium are disposed along the signal path. A pump laser is disposed out of the signal path in a manner that allows a pump signal from the pump laser to reflect off the WDM coupler and enter the signal path. An embodiment utilizing a second WDM coupler and a second pump laser is also disclosed.
Abstract:
A controllable optical amplifier module (100) is disclosed. The controllable optical amplifier module (100) includes a signal line. The signal line includes an input (112) for receiving an input signal, an output (114) for discharging an amplified signal such that the output (114) is optically connected to the input (112), a gain medium (122) optically disposed between the input (112) and the output (114), and a first tap (116) for generating a first tapped signal such that the first tap (116) is optically disposed between the input and the output. The controllable optical amplifier (100) module also includes at least one pump laser (164, 168) having a laser output optically connected to the gain medium (122) and an ability to adjustably alter the intensity of the amplified signal. A method of adjustably amplifying an optical signal is also disclosed.
Abstract:
A system and method for suppressing light scattering in optical fiber transmission systems are disclosed. The system includes an optical fiber assembly having first and second ends and at least one blocking apparatus disposed along the fiber between the first and second ends. The method includes providing a fiber assembly having a first end and a second end; installing a blocking apparatus in the fiber assembly between the first end and the second end; and transmitting light between the first end and the second end. The fiber assembly generates Brillouin and Rayleigh scattering light in a direction opposite the direction of the transmitted light, and the blocking apparatus suppresses the Brillouin and Rayleigh scattering light.
Abstract:
A solid substrate comprising a first major surface, a second major surface juxtaposed from and parallel or substantially parallel to the first major surface, wherein the substrate has a plurality of surface relief structures, located on the substrate between the first and second major surfaces, and extending over the substrate; wherein the solid substrate comprises a host matrix, and at least one nanoparticle within the host matrix. A process of forming a composite material, comprising at least partially coating at least one nanoparticle with a, halogenated outer layer, and dispersing the at least one at least partially coated nanoparticle into a host matrix material, wherein the composite material has a first major surface and a second major surface juxtaposed from and parallel or substantially parallel to the first major surface; and wherein the composite material has a plurality of surface relief structures, located between the first and second major surfaces, and extending over the surface of the composite material. An optical waveguide comprising a core for transmitting incident light, a cladding material disposed about the core, and a plurality of surface relief structures located on the surface of the optical waveguide, wherein the core of the optical waveguide comprises a host matrix and at least one nanoparticle dispersed within the host matrix.
Abstract:
A solid substrate comprising a first major surface and a second major surface juxtaposed from and parallel or substantially parallel to the first major surface, wherein the substrate has a plurality of surface relief structures located on the substrate between the first major surface and second major surface, and further wherein the substrate has at least one channel extending through the substrate between the first and second major surfaces.
Abstract:
An optical waveguide assembly (100) is disclosed. The assembly includes a substrate (110) lying in a plane. The substrate includes a covered surface (114) and an exposed surface (112) . The substrate further includes a channel (116) formed therein along an axis (117) generally perpendicular to the plane (p) from the exposed surface toward the covered surface. A first cladding layer (122) is disposed on the covered surface of the substrate. A core (124) is disposed on the first cladding layer, wherein the core intersects the axis (117). An optical fiber is disposed within the channel so that a signal light is transmittable between the core and the optical fiber.
Abstract:
An optical waveguide assembly is disclosed. The assembly includes a substrate lying in a plane. The substrate includes a covered surface and an exposed surface. The substrate further includes a channel formed therein along an axis generally perpendicular to the plane from the exposed surface toward the covered surface. A first cladding layer is disposed on the covered surface of the substrate. A core is disposed on the first cladding layer, wherein the core intersects the axis. An optical fiber is disposed within the channel so that a signal light is transmittable between the core and the optical fiber.
Abstract:
An optical waveguide is provided. The optical waveguide includes a polymer substrate and a lower cladding disposed on the substrate. The lower cladding is a first perhalogenated polymer. The optical waveguide also includes a core disposed on at least a portion of the lower cladding. A method of manufacturing the optical waveguide is also provided.