Patents Assigned to Polatis Ltd
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Patent number: 7876981Abstract: An optical switch comprises a plurality of input ports and a plurality of out port ports; a plurality of displaceable optical elements for directing beams from a selected input to a selected output; wherein the number of displaceable elements substantially corresponds to either the number of input ports or the number of output ports.Type: GrantFiled: July 15, 2005Date of Patent: January 25, 2011Assignee: Polatis Ltd.Inventor: Andrew Nicholas Dames
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Publication number: 20090257709Abstract: An optical switch comprises a plurality of input ports and a plurality of out port ports; a plurality of displaceable optical elements for directing beams from a selected input to a selected output; wherein the number of displaceable elements substantially corresponds to either the number of input ports or the number of output ports.Type: ApplicationFiled: July 15, 2005Publication date: October 15, 2009Applicant: Polatis Ltd.Inventor: Andrew Nicholas Dames
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Patent number: 7522789Abstract: An optical switch comprises one or more input ports for directing an optical beam into the switch; dispersive means configured to receive said optical beam and which spatially separate the optical beam into individual wavelength components which are routed to an actuator; wherein the actuator is in the form of an array of elongate movable fingers for selectively interfering with individual wavelength components and means are provided to direct optical beams to selected one or more output ports.Type: GrantFiled: May 31, 2005Date of Patent: April 21, 2009Assignee: Polatis Ltd.Inventors: Andrew Nicholas Dames, Martin Edward Brock
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Patent number: 7418167Abstract: An optical switching device, comprises an optical switch and an optical connector receiving means mateable with a connector., means for effectuating switching by engaging a connector in said receiving means, characterised in that said switching effectuating means acts or is acted upon once a connector is sufficiently engaged in the receiving means for optical communication with the connector to occur.Type: GrantFiled: April 30, 2004Date of Patent: August 26, 2008Assignee: Polatis Ltd.Inventors: Andrew Nicholas Dames, Michael Francis Grant
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Patent number: 7389016Abstract: An optical switch comprises an input array of optical elements spaced from an output array of optical elements, means to direct radiation beams and a further array of optical elements optically located between the inputs and outputs, wherein the pitch of the optical elements of said further array of optical elements is inferior to the pitch of the input and/or output array of optical elements.Type: GrantFiled: June 18, 2004Date of Patent: June 17, 2008Assignee: Polatis Ltd.Inventor: Andrew Nicholas Dames
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Patent number: 7324728Abstract: An optical connector (10) comprises at least one optical guide (12) for carrying optical radiations; a total internal reflection surface (11) upon which, in use, said radiations impinge, so that the radiation in the optical guide is reflected by said surface towards an optical element (14) of the connector and means enabling the connector (10) to interlock with any other optical connector which is appropriately matingly configured.Type: GrantFiled: January 20, 2004Date of Patent: January 29, 2008Assignee: Polatis LtdInventors: Andrew Nicholas Dames, David Lewis, Nicholas Parsons, Michael Grant, Adrian Holdsworth
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Publication number: 20070230865Abstract: An optical switch comprises one or more input ports for directing an optical beam into the switch; dispersive means configured to receive said optical beam and which spatially separate the optical beam into individual wavelength components which are routed to an actuator; wherein the actuator is in the form of an array of elongate movable fingers for selectively interfering with individual wavelength components and means are provided to direct optical beams to selected one or more output ports.Type: ApplicationFiled: May 31, 2005Publication date: October 4, 2007Applicant: POLATIS, LTD.Inventors: Andrew Dames, Martin Brock
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Publication number: 20070018070Abstract: An optical element positioning arrangement comprises a reflective optical element, actuators, flexures located between the actuators and said optical element, the arrangement being configured so that when a first actuator is actuated any displacement generated is transmitted via a flexure to said optical element and provided that a second actuator's displacement defers from the displacement of the first, the optical element is caused to swing, characterised in that the actuators are spaced relative to one another and placed substantially parallel to one another.Type: ApplicationFiled: July 22, 2004Publication date: January 25, 2007Applicant: POLATIS LTD.Inventor: Andrew Dames