Patents by Inventor Martin Spreemann
Martin Spreemann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230361878Abstract: Network access devices and methods for increasing availability in an optical network. The network access device includes a first common port configured to receive a primary optical beam, a second common port configured to receive a secondary optical beam, a wavelength division multiplexing device, and an optical coupling device. When operating in a normal state, the optical coupling device provides at least a portion of the primary optical beam to the wavelength division multiplexing device. In response to a problem being detected in the primary distribution cable, the optical coupling device provides at least a portion of the secondary optical beam to the wavelength division multiplexing device. Problems in the primary distribution cable may be detected by a sensing device in the network access device based on a loss of signal at the first common port.Type: ApplicationFiled: May 1, 2023Publication date: November 9, 2023Inventors: Martin Hempstead, Andreas Matiss, Martin Spreemann, Eric Stephan ten Have, Peter Gerard Wigley
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Publication number: 20230176311Abstract: A method of fabricating an optical fiber ribbon is provided, the method including arranging a plurality of optical fibers adjacent to each other along a length of the optical fiber ribbon, applying an adhesive to the plurality of optical fibers, intermittently exposing the adhesive to a curing catalyst in at least one interstice between two adjacent optical fibers of the plurality of optical fibers to create bonding regions along the length of the optical fiber ribbon, and removing uncured adhesive from the plurality of optical fibers.Type: ApplicationFiled: January 31, 2023Publication date: June 8, 2023Inventor: Martin Spreemann
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Publication number: 20220171132Abstract: A wavelength division multiplexing (WDM) device comprises: a substrate; a common port coupled to the substrate and configured for communication of a combined optical signal that includes different signal channels; and filters coupled to the substrate. The common port and the filters define an optical path for the combined optical signal. Each filter is configured to pass one of the signal channels and to reflect any remainder of the signal channels. The filters have a staggered arrangement to facilitate automated assembly. Methods of such automated assembly are also disclosed.Type: ApplicationFiled: November 8, 2021Publication date: June 2, 2022Inventors: Andreas Matiss, Martin Spreemann
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Patent number: 10819456Abstract: A distribution point unit to exchange communication data between a service provider and subscribers. The distribution point unit may include a first port to couple the distribution point unit to an optical data network to exchange communication data between the distribution point unit and the service provider, and a second port to couple the distribution point unit to an electrical data network to exchange the communication data between the subscribers and the distribution point unit. The distribution point unit may also include a third port to couple the distribution point unit to an electrical device, the third port being configured to provide control data to control the electrical device.Type: GrantFiled: February 22, 2019Date of Patent: October 27, 2020Assignee: Corning Optical Communications LLCInventor: Martin Spreemann
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Patent number: 10666364Abstract: An optical-electrical interface device for coupling to an optical distribution network is provided which comprises: a housing, an optical fiber port for coupling to a single optical fiber, an optical network terminal unit connected to the optical fiber port, a power sourcing management unit configured to manage the power supply of the optical network, network terminal unit, a plurality of electrical ports and a plurality of electrical cables each connected to the power sourcing management unit and to one of the electrical ports. The electrical ports are accessible and/or arranged outside the housing, wherein the optical-electrical interface device is configured to reverse-feed electrical power, from external electrical module devices connected to the electrical ports, for operating the optical network terminal unit which is arranged inside the housing.Type: GrantFiled: October 5, 2016Date of Patent: May 26, 2020Assignee: Corning Optical Communications LLCInventors: Roni Aharon Shurki, Martin Spreemann
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Patent number: 10641978Abstract: A distribution point unit for coupling an external electrical and optical cable comprises a casing comprising a first port to receive the external optical cable and a second port to receive the external electrical cable. The distribution point unit comprises an electronic board comprising electronic components and at least one heat transferring device. A tray comprises at least one hole to receive a section of the at least one heat transferring device. The at least one heat transferring device is thermally coupled to at least one of the electronic components to thermally couple the at least one electronic component to the casing.Type: GrantFiled: August 30, 2019Date of Patent: May 5, 2020Assignee: Corning Optical Communications LLCInventors: Lukasz Jan Rutowicz, Martin Spreemann
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Publication number: 20190384028Abstract: A distribution point unit for coupling an external electrical and optical cable comprises a casing comprising a first port to receive the external optical cable and a second port to receive the external electrical cable. The distribution point unit comprises an electronic board comprising electronic components and at least one heat transferring device. A tray comprises at least one hole to receive a section of the at least one heat transferring device. The at least one heat transferring device is thermally coupled to at least one of the electronic components to thermally couple the at least one electronic component to the casing.Type: ApplicationFiled: August 30, 2019Publication date: December 19, 2019Inventors: Lukasz Jan Rutowicz, Martin Spreemann
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Publication number: 20190190632Abstract: A distribution point unit to exchange communication data between a service provider and subscribers. The distribution point unit may include a first port to couple the distribution point unit to an optical data network to exchange communication data between the distribution point unit and the service provider, and a second port to couple the distribution point unit to an electrical data network to exchange the communication data between the subscribers and the distribution point unit. The distribution point unit may also include a third port to couple the distribution point unit to an electrical device, the third port being configured to provide control data to control the electrical device.Type: ApplicationFiled: February 22, 2019Publication date: June 20, 2019Inventor: Martin Spreemann
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Publication number: 20180331767Abstract: An optical-electrical interface device for coupling to an optical distribution network is provided which comprises: a housing, an optical fiber port for coupling to a single optical fiber, an optical network terminal unit connected to the optical fiber port, a power sourcing management unit configured to manage the power supply of the optical network, network terminal unit, a plurality of electrical ports and a plurality of electrical cables each connected to the power sourcing management unit and to one of the electrical ports. The electrical ports are accessible and/or arranged outside the housing, wherein the optical-electrical interface device is configured to reverse-feed electrical power, from external electrical module devices connected to the electrical ports, for operating the optical network terminal unit which is arranged inside the housing.Type: ApplicationFiled: October 5, 2016Publication date: November 15, 2018Inventors: Roni Aharon Shurki, Martin Spreemann
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Patent number: 10126511Abstract: A fiber coupling device comprising a mounting substrate, at least one optoelectronic and/or photonic chip and at least one first fiber coupling element for coupling an optical fiber to the fiber coupling device is disclosed. The optoelectronic and/or photonic chip has a main surface and comprises an optoelectronic and/or photonic active element couplable to a fiber end-piece of a respective optical fiber. The fiber coupling device further comprises at least one second fiber coupling element which is designed to contact and/or engage with a fiber end-piece of an optical fiber and which is mounted to the main surface of the at least one optoelectronic and/or photonic chip in a position aligned relative to the active element.Type: GrantFiled: May 18, 2016Date of Patent: November 13, 2018Assignee: Corning Optical Communications LLCInventors: Sören Böldicke, Martin Spreemann, Eric Stephan ten Have, Gary Richard Trott
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Publication number: 20180314023Abstract: A distribution point unit for coupling an external electrical and optical cable comprises a casing comprising a first port to receive the external optical cable and a second port to receive the external electrical cable. The distribution point unit comprises an electronic board comprising electronic components and at least one heat transferring device. A tray comprises at least one hole to receive a section of the at least one heat transferring device. The at least one heat transferring device is thermally coupled to at least one of the electronic components to thermally couple the at least one electronic component to the casing.Type: ApplicationFiled: October 5, 2016Publication date: November 1, 2018Inventors: Lukasz Jan Rutowicz, Martin Spreemann
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Patent number: 10012806Abstract: The application provides methods of forming a fiber coupling device comprising a substrate, the substrate having a substrate surface and at least one optoelectronic and/or photonic element, and further comprising at least one fiber coupling alignment structure that is optically transmissive. One method comprises a) applying a polymerizable material to the substrate surface, b) selectively polymerizing, using a method of 3D lithography, a region of the polymerizable material so as to convert the region of the polymerizable material into a polymer material, thereby forming at least one fiber coupling alignment structure, and c) cleaning the substrate and the polymer material from remaining non-polymerized polymerizable material, thereby exposing the at least one fiber coupling alignment structure of the fiber coupling device.Type: GrantFiled: August 22, 2016Date of Patent: July 3, 2018Assignee: Corning Optical Communications LLCInventors: Michael de Jong, Davide Domenico Fortusini, Andreas Matiss, Martin Spreemann, Eric Stephan ten Have
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Patent number: 9971108Abstract: The application provides methods of forming a fiber coupling device comprising a substrate, the substrate having a substrate surface and at least one optoelectronic and/or photonic element, and further comprising at least one fiber coupling alignment structure that is optically transmissive. The method comprises a) applying a polymerizable material to the substrate surface, b) selectively polymerizing, using a method of 3D lithography, a region of the polymerizable material so as to convert the region of the polymerizable material into a polymer material, thereby forming at least one fiber coupling alignment structure, and c) cleaning the substrate and the polymer material from remaining non-polymerized polymerizable material, thereby exposing the at least one fiber coupling alignment structure of the fiber coupling device.Type: GrantFiled: August 19, 2016Date of Patent: May 15, 2018Assignee: Corning Optical Communications LLCInventors: Michael de Jong, Andreas Matiss, Martin Spreemann, Eric Stephan ten Have
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Publication number: 20160356970Abstract: The application provides methods of forming a fiber coupling device comprising a substrate, the substrate having a substrate surface and at least one optoelectronic and/or photonic element, and further comprising at least one fiber coupling alignment structure that is optically transmissive. The method comprises a) applying a polymerizable material to the substrate surface, b) selectively polymerizing, using a method of 3D lithography, a region of the polymerizable material so as to convert the region of the polymerizable material into a polymer material, thereby forming at least one fiber coupling alignment structure, and c) cleaning the substrate and the polymer material from remaining non-polymerized polymerizable material, thereby exposing the at least one fiber coupling alignment structure of the fiber coupling device.Type: ApplicationFiled: August 19, 2016Publication date: December 8, 2016Inventors: Michael de Jong, Andreas Matiss, Martin Spreemann, Eric Stephan ten Have
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Publication number: 20160356971Abstract: The application provides methods of forming a fiber coupling device comprising a substrate, the substrate having a substrate surface and at least one optoelectronic and/or photonic element, and further comprising at least one fiber coupling alignment structure that is optically transmissive. One method comprises a) applying a polymerizable material to the substrate surface, b) selectively polymerizing, using a method of 3D lithography, a region of the polymerizable material so as to convert the region of the polymerizable material into a polymer material, thereby forming at least one fiber coupling alignment structure, and c) cleaning the substrate and the polymer material from remaining non-polymerized polymerizable material, thereby exposing the at least one fiber coupling alignment structure of the fiber coupling device.Type: ApplicationFiled: August 22, 2016Publication date: December 8, 2016Inventors: Michael de Jong, Davide Domenico Fortusini, Andreas Matiss, Martin Spreemann, Eric Stephan ten Have
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Publication number: 20160341915Abstract: A fiber coupling device comprising a mounting substrate, at least one optoelectronic and/or photonic chip and at least one first fiber coupling element for coupling an optical fiber to the fiber coupling device is disclosed. The optoelectronic and/or photonic chip has a main surface and comprises an optoelectronic and/or photonic active element couplable to a fiber end-piece of a respective optical fiber. The fiber coupling device further comprises at least one second fiber coupling element which is designed to contact and/or engage with a fiber end-piece of an optical fiber and which is mounted to the main surface of the at least one optoelectronic and/or photonic chip in a position aligned relative to the active element.Type: ApplicationFiled: May 18, 2016Publication date: November 24, 2016Inventors: Sören Böldicke, Martin Spreemann, Eric Stephan ten Have, Gary Richard Trott
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Patent number: 9419710Abstract: Active optical cable assemblies and methods for thermally testing active optical cable assemblies are disclosed. In one embodiment, a method of thermally testing an active optical cable assembly includes providing electrical signals to an optical transmission module within a first connector that converts the electrical signals into optical signals for transmission over one or more optical fibers of the active optical cable assembly, and applying heat to the first connector as the electrical signals are provided to the optical transmission module. The method further includes detecting electrical signals at a second connector of the active optical cable assembly. The detected electrical signals are converted from the optical signals by an optical receiver module within the second connector. The method further includes determining if the optical transmission module satisfies a benchmark at a threshold temperature of the optical transmission module based on the electrical signals detected at the second connector.Type: GrantFiled: August 22, 2014Date of Patent: August 16, 2016Assignee: CORNING OPTICAL COMMUNICATIONS LLCInventors: Sören Böldicke, Davide Domenico Fortusini, Rebecca Kayla Schaevitz, Martin Spreemann, Eric Stephan ten Have
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Publication number: 20160056890Abstract: Active optical cable assemblies and methods for thermally testing active optical cable assemblies are disclosed. In one embodiment, a method of thermally testing an active optical cable assembly includes providing electrical signals to an optical transmission module within a first connector that converts the electrical signals into optical signals for transmission over one or more optical fibers of the active optical cable assembly, and applying heat to the first connector as the electrical signals are provided to the optical transmission module. The method further includes detecting electrical signals at a second connector of the active optical cable assembly. The detected electrical signals are converted from the optical signals by an optical receiver module within the second connector. The method further includes determining if the optical transmission module satisfies a benchmark at a threshold temperature of the optical transmission module based on the electrical signals detected at the second connector.Type: ApplicationFiled: August 22, 2014Publication date: February 25, 2016Inventors: Sören Böldicke, Davide Domenico Fortusini, Rebecca Kayla Schaevitz, Martin Spreemann, Eric Stephan ten Have
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Patent number: 8675705Abstract: A diode laser and a laser resonator for a diode laser are provided, which has high lateral beam quality at high power output, requires little adjustment effort and is inexpensive to produce. The laser resonator according to the invention comprises a gain section (GS), a first planar Bragg reflector (DBR1) and a second planar Bragg reflector (DBR2), wherein the gain section (GS) has a trapezoidal design and the first planar Bragg reflector (DBR1) is arranged on a first base side of the trapezoidal gain section (GS) and the second planar Bragg reflector (DBR2) is arranged on the opposing base side of the trapezoidal gain section (GS), wherein the width (D1) of the first planar Bragg reflector (DBR1) differs from the width (D2) of the second planar Bragg reflector (DBR2).Type: GrantFiled: August 23, 2010Date of Patent: March 18, 2014Assignee: Forschungsverbund Berlin E.V.Inventors: Goetz Erbert, Martin Spreemann, Hans Wenzel, Joerg Fricke
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Publication number: 20120177077Abstract: A diode laser and a laser resonator for a diode laser are provided, which has high lateral beam quality at high power output, requires little adjustment effort and is inexpensive to produce. The laser resonator according to the invention comprises a gain section (GS), a first planar Bragg reflector (DBR1) and a second planar Bragg reflector (DBR2), wherein the gain section (GS) has a trapezoidal design and the first planar Bragg reflector (DBR1) is arranged on a first base side of the trapezoidal gain section (GS) and the second planar Bragg reflector (DBR2) is arranged on the opposing base side of the trapezoidal gain section (GS), wherein the width (D1) of the first planar Bragg reflector (DBR1) differs from the width (D2) of the second planar Bragg reflector (DBR2).Type: ApplicationFiled: August 21, 2009Publication date: July 12, 2012Applicant: FORSCHUNGSVERBUND BERLIN E.V.Inventors: Goetz Erbert, Martin Spreemann, Hans Wenzel, Joerg Fricke