Patents by Inventor Sergey V. Frolov
Sergey V. Frolov 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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Patent number: 11968022Abstract: Embodiments of methods and apparatus for providing distributed airborne wireless communications are provided herein. In some embodiments, an airborne wireless service area includes: an airborne fleet, comprised of a plurality of aircraft, wherein the airborne fleet is configured to transmit a plurality of first beams at a first radio frequency (RF), wherein the plurality of first beams are characterized by corresponding first frequency band, channel, bandwidth, transmission format, uneven angular field intensity distribution, and boundaries, wherein neighboring first beams have an overlap region, and wherein at least one of the following characteristics is different between the neighboring first beams: frequency band, channel, or transmission format; and a plurality of first communication cells defined by respective boundaries of the plurality of first beams, wherein each of the first communication cells are characterized by their size, shape, and position.Type: GrantFiled: August 18, 2014Date of Patent: April 23, 2024Assignee: SUNLIGHT AEROSPACE INC.Inventors: Sergey V. Frolov, Michael Cyrus, Allan J. Bruce, John Peter Moussouris
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Patent number: 11962390Abstract: A method, apparatus and system for extended wireless communication include an airborne platform including at least one antenna to pick up and radiate wireless signals, a platform controller to control the altitude and attitude of the airborne platform, and a communication payload. In an embodiment, the communication payload includes at least two transponders to establish wireless links and a controller having a processor and a memory coupled to the processor. In some embodiments, the memory has stored therein instructions executable by the processor to cause the airborne communication system to elevate the airborne platform to an altitude at which wireless connectivity is able to be established with a first wireless network, establish a first wireless link to the first wireless network, establish a second wireless link, and relay data between the first wireless link and the second wireless link.Type: GrantFiled: October 16, 2017Date of Patent: April 16, 2024Assignee: SUNLIGHT AEROSPACE INC.Inventors: Sergey V. Frolov, Michael Cyrus
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Patent number: 11034443Abstract: An aircraft for vertical take-off and landing includes an aircraft frame having an open frame portion, at least one vertical thruster, a pod, separable from the aircraft and including a cabin to contain at least one of cargo and passengers, where the pod, when mounted to the aircraft, defines at least a portion of the aircraft frame, and a mounting system including at least one attachment member configured to attach the pod to the open frame portion. Such aircraft is capable of flight with and without the pod.Type: GrantFiled: August 2, 2018Date of Patent: June 15, 2021Assignee: SUNLIGHT AEROSPACE INC.Inventors: Sergey V. Frolov, Michael Cyrus, John Peter Moussouris
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Patent number: 10756226Abstract: A stretchable photovoltaic device, a stretchable photovoltaic module and a carrier for facilitating formation of a stretchable photovoltaic device and/or module are provided. The stretchable photovoltaic device includes a stretchable part, at least one photovoltaic cell and a surface over which that at least one photovoltaic cell is disposed. The stretchable part has a given length that is operable to change in response to a force being applied to the device. The given length may, for example, elongate when the force causes the device to elongate. Alternative and/or additionally, the given length may compress when the force causes the device to compress.Type: GrantFiled: January 22, 2015Date of Patent: August 25, 2020Assignee: SUNLIGHT AEROSPACE INC.Inventors: Sergey V. Frolov, Michael Cyrus, Allan J. Bruce
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Patent number: 10659146Abstract: Embodiments of an airborne synthetic phased antenna array include a plurality of airborne antennas and phase shifters for the antennas. The antennas are operated coherently, and constant phase shifts between the antennas are maintained. In addition, methods for providing wireless communication services include providing a plurality of airborne platforms, providing RF antennas for wireless communication services and phase shifters for the RF antennas on at least two airborne platforms, and operating the phase shifters to maintain synchronous operation of the RF antennas.Type: GrantFiled: September 28, 2018Date of Patent: May 19, 2020Assignee: SUNLIGHT AEROSPACE INC.Inventors: Sergey V. Frolov, Michael Cyrus, Allan J. Bruce
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Publication number: 20200106518Abstract: Embodiments of an airborne synthetic phased antenna array include a plurality of airborne antennas and phase shifters for the antennas. The antennas are operated coherently, and constant phase shifts between the antennas are maintained. In addition, methods for providing wireless communication services include providing a plurality of airborne platforms, providing RF antennas for wireless communication services and phase shifters for the RF antennas on at least two airborne platforms, and operating the phase shifters to maintain synchronous operation of the RF antennas.Type: ApplicationFiled: September 28, 2018Publication date: April 2, 2020Inventors: SERGEY V. FROLOV, MICHAEL CYRUS, ALLAN J. BRUCE
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Publication number: 20190352004Abstract: An aircraft for vertical take-off and landing includes an aircraft frame having an open frame portion, at least one vertical thruster, a pod, separable from the aircraft and including a cabin to contain at least one of cargo and passengers, where the pod, when mounted to the aircraft, defines at least a portion of the aircraft frame, and a mounting system including at least one attachment member configured to attach the pod to the open frame portion. Such aircraft is capable of flight with and without the pod.Type: ApplicationFiled: August 2, 2018Publication date: November 21, 2019Inventors: SERGEY V. FROLOV, MICHAEL CYRUS, JOHN PETER MOUSSOURIS
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Patent number: 10450083Abstract: Embodiments of methods and apparatus for close formation flight are provided herein. In some embodiments, a method of sensing three dimensional (3D) airflow by an aircraft includes: collecting measurements characterizing airflow near the aircraft; analyzing the collected measurements; creating, by a processor, a computer model predicting one or more 3D airflow patterns parameter values based on the analyzing; obtaining one or more additional measurements characterizing airflow near an aircraft of the plurality of aircraft, and evaluating an error between an airflow parameter value predicted by the computer model and the one or more additional measurement.Type: GrantFiled: June 13, 2018Date of Patent: October 22, 2019Assignee: SUNLIGHT AEROSPACE INC.Inventors: Sergey V. Frolov, Michael Cyrus, Allan J. Bruce, John P. Moussouris
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Publication number: 20190311889Abstract: A method for forming a high purity, copper indium gallium selenide (CIGS) sputtering target is disclosed. The method includes sealing precursor materials for forming the bulk material in a reaction vessel. The precursor materials include copper, at least one chalcogen selected from selenium, sulfur, and tellurium, and at least one element from group IIIA of the periodic table, which may be selected from gallium, indium, and aluminum. The sealed reaction vessel is heated to a temperature at which the precursor materials react to form the bulk material. The bulk material is cooled in the vessel to a temperature below the solidification temperature of the bulk material and opened to release the formed bulk material. A sputtering target formed by the method can have an oxygen content of 10 ppm by weight, or less.Type: ApplicationFiled: May 22, 2019Publication date: October 10, 2019Inventors: Vinh Q. Nguyen, Jesse A. Frantz, Jasbinder S. Sanghera, Ishwar D. Aggarwal, Allan J. Bruce, Michael Cyrus, Sergey V. Frolov
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Patent number: 10347473Abstract: A method for forming a high purity, copper indium gallium selenide (CIGS) bulk material is disclosed. The method includes sealing precursor materials for forming the bulk material in a reaction vessel. The precursor materials include copper, at least one chalcogen selected from selenium, sulfur, and tellurium, and at least one element from group IIIA of the periodic table, which may be selected from gallium, indium, and aluminum. The sealed reaction vessel is heated to a temperature at which the precursor materials react to form the bulk material. The bulk material is cooled in the vessel to a temperature below the solidification temperature of the bulk material and opened to release the formed bulk material. A sputtering target formed by the method can have an oxygen content of 10 ppm by weight, or less.Type: GrantFiled: September 17, 2010Date of Patent: July 9, 2019Assignees: The United States of America, as represented by the Secretary of the Navy, Sunlight Photonics Inc.Inventors: Vinh Q Nguyen, Jesse A. Frantz, Jasbinder S. Sanghera, Ishwar D. Aggarwal, Allan J. Bruce, Michael Cyrus, Sergey V. Frolov
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Patent number: 10301037Abstract: Embodiments of methods and apparatus for close formation flight are provided herein. In some embodiments, a method for establishing situational awareness during formation flight includes exchanging transponder signals between at least two aircraft, establishing two-way communication links between the at least two aircraft, exchanging telemetry data between the at least two aircraft, and assigning the roles of a leader and a follower to the aircraft.Type: GrantFiled: March 21, 2016Date of Patent: May 28, 2019Assignee: SUNLIGHT PHOTONICS INC.Inventors: Sergey V. Frolov, Michael Cyrus, Allan J. Bruce, John P. Moussouris
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Publication number: 20190115974Abstract: A method, apparatus and system for extended wireless communication include an airborne platform including at least one antenna to pick up and radiate wireless signals, a platform controller to control the altitude and attitude of the airborne platform, and a communication payload. In an embodiment, the communication payload includes at least two transponders to establish wireless links and a controller having a processor and a memory coupled to the processor. In some embodiments, the memory has stored therein instructions executable by the processor to cause the airborne communication system to elevate the airborne platform to an altitude at which wireless connectivity is able to be established with a first wireless network, establish a first wireless link to the first wireless network, establish a second wireless link, and relay data between the first wireless link and the second wireless link.Type: ApplicationFiled: October 16, 2017Publication date: April 18, 2019Inventors: Sergey V. FROLOV, Michael CYRUS
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Publication number: 20180354617Abstract: An aircraft for vertical take-off and landing includes an aircraft frame having an open frame portion, at least one vertical thruster, a pod, separable from the aircraft and including a cabin to contain at least one of cargo and passengers, where the pod, when mounted to the aircraft, defines at least a portion of the aircraft frame, and a mounting system including at least one attachment member configured to attach the pod to the open frame portion. Such aircraft is capable of flight with and without the pod.Type: ApplicationFiled: August 2, 2018Publication date: December 13, 2018Inventors: SERGEY V. FROLOV, MICHAEL CYRUS, JOHN PETER MOUSSOURIS
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Publication number: 20180346118Abstract: Methods and apparatus to harvest renewable energy are provided herein. In some embodiments, a wind-powered aircraft includes an airframe suitable for untethered flight in an open airspace; and an airborne kinetic energy conversion system attached to the airframe, the airborne kinetic energy conversion system comprising a turbine, a generator connected to the turbine, and an energy storage means connected to the generator.Type: ApplicationFiled: August 7, 2018Publication date: December 6, 2018Inventors: SERGEY V. FROLOV, MICHAEL CYRUS, ALLAN J. BRUCE
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Publication number: 20180281984Abstract: Embodiments of methods and apparatus for close formation flight are provided herein. In some embodiments, a method of sensing three dimensional (3D) airflow by an aircraft includes: collecting measurements characterizing airflow near the aircraft; analyzing the collected measurements; creating, by a processor, a computer model predicting one or more 3D airflow patterns parameter values based on the analyzing; obtaining one or more additional measurements characterizing airflow near an aircraft of the plurality of aircraft, and evaluating an error between an airflow parameter value predicted by the computer model and the one or more additional measurement.Type: ApplicationFiled: June 13, 2018Publication date: October 4, 2018Inventors: SERGEY V. FROLOV, MICHAEL CYRUS, ALLAN J. BRUCE, JOHN P. MOUSSOURIS
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Patent number: 10040561Abstract: Methods and apparatus to harvest renewable energy are provided herein. In some embodiments, a wind-powered aircraft includes an airframe suitable for untethered flight in an open airspace; and an airborne kinetic energy conversion system attached to the airframe, the airborne kinetic energy conversion system comprising a turbine, a generator connected to the turbine, and an electrical storage means connected to the generator.Type: GrantFiled: April 4, 2013Date of Patent: August 7, 2018Assignee: SUNLIGHT PHOTONICS INC.Inventors: Sergey V. Frolov, Michael Cyrus, Allan J. Bruce
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Patent number: 10040553Abstract: An aircraft assembly includes at least one first wing portion providing a lift force during a horizontal flight, at least one wing opening disposed on a vertical axis of the at least one first wing portion, at least one vertical thruster positioned inside the at least one wing opening to provide vertical thrust during a vertical flight, and a mounting system including an open frame portion in a frame of the aircraft and at least one attachment member disposed in the open frame portion to attach at least one pod to the open frame portion in the aircraft frame. The aircraft assembly can further include at least one pod including a mounting frame to attach to the mounting system and a cabin to contain at least one of cargo and passengers.Type: GrantFiled: June 12, 2017Date of Patent: August 7, 2018Assignee: SUNLIGHT PHOTONICS INC.Inventors: Sergey V. Frolov, Michael Cyrus, John Peter Moussouris
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Patent number: 10017271Abstract: Embodiments of methods and apparatus for close formation flight are provided herein. In some embodiments, a method of sensing three dimensional (3D) airflow by an aircraft includes: collecting measurements characterizing airflow near the aircraft; analyzing the collected measurements; creating, by a processor, a computer model predicting one or more 3D airflow patterns parameter values based on the analyzing; obtaining one or more additional measurements characterizing airflow near an aircraft of the plurality of aircraft, and evaluating an error between an airflow parameter value predicted by the computer model and the one or more additional measurement.Type: GrantFiled: March 18, 2016Date of Patent: July 10, 2018Assignee: SUNLIGHT PHOTONICS INC.Inventors: Sergey V. Frolov, Michael Cyrus, Allan J. Bruce, John P. Moussouris
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Patent number: 9994951Abstract: A method of: providing one or more spent sputtering targets comprising a photovoltaic compound and grinding the photovoltaic compound in an inert environment to form a powder.Type: GrantFiled: March 14, 2014Date of Patent: June 12, 2018Assignee: The United States of America, as represented by the Secretary of the NavyInventors: Robel Y. Bekele, Jason D. Myers, Jesse A. Frantz, Vinh Q. Nguyen, Jasbinder S. Sanghera, Allan J. Bruce, Michael Cyrus, Sergey V. Frolov
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Patent number: 9985718Abstract: Embodiments of methods for providing distributed airborne wireless communications are provided herein. In some embodiments, a method of providing wireless communication services includes: receiving a radio frequency (RF) signal from a first area by a distributed airborne communication payload, wherein the distributed airborne communication payload is comprised of sections located on respective ones of a plurality of airborne platforms; relaying the RF signal along the sections located on different airborne platforms; and transmitting the RF signal to a second area.Type: GrantFiled: March 13, 2017Date of Patent: May 29, 2018Assignee: SUNLIGHT PHOTONICS INC.Inventors: Sergey V. Frolov, Michael Cyrus, Allan J. Bruce, John Peter Moussouris