Patent application number | Description | Published |
20110222821 | OPTICAL CONNECTOR AND A METHOD OF CONNECTING AN OPTICAL CONNECTOR TO AN OPTICAL PRINTED CIRCUIT BOARD - The invention provides an optical printed circuit board connector, comprising: a housing having a major plane; an optical interface for connection in use to another optical interface on a device to which in use the optical printed circuit board connector is arranged to be connected, in which the optical interface on the connector is mounted such that it is twistable about a vertical axis in the major plane to vary the launch angle of light from the interface with respect to the housing. | 09-15-2011 |
20110222823 | OPTICAL CONNECTOR AND A METHOD OF CONNECTING A USER CIRCUIT TO AN OPTICAL PRINTED CIRCUIT BOARD - The invention provides an optical connector for connecting a user circuit to an optical backplane, in which the backplane has one or more waveguides on it for carrying optical signals, the connector comprising: a first optical interface provided on the user circuit for receiving optical signals from the backplane or for transmitting optical signals for passage along the one or more waveguides; a second optical interface provided on the backplane for receiving optical signals from the user circuit or for transmitting optical signals to the user circuit; alignment features provided on each of the user circuit and the backplane arranged to align the first and second optical interfaces such that upon insertion of the user circuit to the backplane, the optical interfaces are aligned in the direction of insertion. | 09-15-2011 |
20110222861 | INTERCONNECT FOR A DATA STORAGE SYSTEM - The invention provides an interconnect for a data storage system, to enable optical communication between a data storage device and a backplane to which the data storage device is in use to be connected, wherein the interconnect includes an electrical power connection for providing power to a said data storage device; and, an optical engine for generating and receiving optical signals for transmission of data between the data storage device and the backplane. | 09-15-2011 |
20120114280 | OPTICAL PRINTED CIRCUIT BOARD AND A METHOD OF MANUFACTURING AN OPTICAL PRINTED CIRCUIT BOARD - A method of manufacturing an optical printed circuit board and an optical printed circuit board. The method includes providing a support layer having one or more optical waveguides formed on the support layer, the waveguides having exposed interfaces. A film is provided on one or more of the exposed interfaces, wherein the film has a smoother outer surface than the waveguide interface. | 05-10-2012 |
20120219249 | OPTICAL PRINTED CIRCUIT BOARD, A METHOD OF MAKING AN OPTICAL PRINTED CIRCUIT BOARD AND AN OPTICAL WAVEGUIDE - An optical printed circuit board, including at least one optical waveguide for carrying optical signals on the optical printed circuit board; and a trench formed adjacent the at least one optical waveguide, wherein the trench contains a light absorptive material to absorb light that strays from the at least one waveguide. | 08-30-2012 |
20120314990 | OPTICAL WAVEGUIDE AND A METHOD OF FABRICATING AN OPTICAL WAVEGUIDE - There is provided an optical waveguide comprising an optical core having transverse sides, the optical core extending along a curved path; an optical cladding on the transverse sides of the optical core, wherein the distribution of the optical cladding on the transverse sides of the optical core is asymmetric about the centre of the core. | 12-13-2012 |
20130170802 | OPTICAL WAVEGUIDE AND A METHOD FOR MAKING AN OPTICAL WAVEGUIDE - The invention provides an optical waveguide and a method of making an optical waveguide. The waveguide has a curved section having an asymmetric refractive index profile, in which the refractive index varies asymmetrically across the waveguide cross-section in dependence on the radius of the curved section of the waveguide. | 07-04-2013 |
20130187301 | METHOD OF, AND APPARATUS FOR, MAKING AN OPTICAL WAVEGUIDE - There is provided a method of making an optical polymer waveguide having an arbitrary refractive index profile, the method including: a) providing a first input optical beam having a first beam intensity profile and a second input optical beam having a second beam intensity profile; b) combining the first and second input optical beams to form an output optical beam having an output beam intensity profile; and c) forming the optical waveguide on a substrate by: exposing the optical materials of the waveguide to the output optical beam; and curing the optical materials using said output optical beam. | 07-25-2013 |