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Abouraddy

Ayman Abouraddy, Oviedo, FL US

Patent application numberDescriptionPublished
20110284729Systems and Methods for Harvesting Optical Energy - In one embodiment a system and method for harvesting optical energy employ an optical energy harvesting fiber including a core having active elements that absorb light at one wavelength of range of wavelengths and emit light at one or more different wavelengths, a guiding structure that guides the emitted light along a length of the fiber, and a cladding that surrounds the core.11-24-2011

Ayman F. Abouraddy, Olievdo, FL US

Patent application numberDescriptionPublished
20110097581IN-FIBER FILAMENT PRODUCTION - In a fiber there is provided a fiber matrix material having a fiber length; and an array of isolated in-fiber filaments that extend the fiber length. The in-fiber filaments are disposed at a radius in a cross section of the fiber that is a location of a continuous filament material layer in a drawing preform of the fiber. As a result, there is provided a fiber matrix material having a fiber length; and a plurality of isolated fiber elements that are disposed in the fiber matrix, extending the fiber length, where the plurality is of a number greater than a number of isolated domains in a drawing preform of the fiber.04-28-2011

Ayman F. Abouraddy, Winter Park, FL US

Patent application numberDescriptionPublished
20100316088Thermal Sensing Fiber Devices - There is provided a thermal sensing fiber grid, including a plurality of rows and columns of thermal sensing fibers, each of which includes a semiconducting element that has a fiber length and that is characterized by a bandgap energy corresponding to a selected operational temperature range of the fiber in which there can be produced a change in thermally-excited electronic charge carrier population in the semiconducting element in response to a temperature change in the selected temperature range. There is included at least one pair of conducting electrodes in contact with the semiconducting element along the fiber length, and an insulator along the fiber length. An electronic circuit is provided for and connected to each thermal sensing fiber for producing an indication of thermal sensing fiber grid coordinates of a change in ambient temperature.12-16-2010

Ayman F. Abouraddy, Boston, MA US

Patent application numberDescriptionPublished
20090097805THERMAL SENSING FIBER DEVICES - There is provided a thermal sensing fiber including a semiconducting element having a fiber length and characterized by a bandgap energy corresponding to a selected operational temperature range for the fiber in which there can be produced a change in thermally-excited electronic charge carrier population in the semiconducting element in response to a temperature change in the selected temperature range. At least one pair of conducting electrodes is provided in contact with the semiconducting element along the fiber length, and an insulator is provided along the fiber length.04-16-2009
20090169158Thermal sensing fiber devices - There is provided a feedback-controlled self-heat-monitoring fiber, including an insulator having a fiber length with at least one metal-semiconductor-metal thermal sensing element along the fiber length and disposed at a position in a cross section of the fiber for sensing changes in fiber temperature. An electronic circuit is connected to the thermal sensing element for indicating changes in fiber temperature. A controller is connected for controlling optical transmission through an optical transmission element, that is disposed along the fiber length, in response to indications of changes in fiber temperature.07-02-2009