Patents by Inventor Emad Andarawis
Emad Andarawis 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: 20160197620Abstract: An analog-to-digital converter (ADC) is provided includes a first sigma-delta modulator (SDM) electrically coupled to a first signal input. The first SDM includes a first summing junction configured to receive a plurality of inputs to the first SDM. The ADC further includes a second sigma-delta modulator (SDM) electrically coupled to a second signal input. The second SDM includes a second summing junction configured to receive a plurality of inputs to the second SDM. The first SDM also includes a cross-coupled feedback loop from an output of the first SDM to a negative input of the first summing junction and to a positive input of the second summing junction. The second SDM also includes a cross-coupled feedback loop from an output of the second SDM to a negative input of the first summing junction and to a negative input of the second summing junction.Type: ApplicationFiled: January 5, 2015Publication date: July 7, 2016Inventors: Amit Satish Gore, Emad Andarawis Andarawis, Naresh Kesavan Rao
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Patent number: 9364362Abstract: An implantable device system is disclosed. The implantable device system includes, a first energy transceiver system, a second energy transceiver system at least partially implanted within an organic tissue and capable of communication with the first energy transceiver system, and a sensing system capable of communication with the second energy transceiver system. An implantable device system array is also disclosed. A method of monitoring a physical parameter is also disclosed.Type: GrantFiled: October 21, 2008Date of Patent: June 14, 2016Assignee: General Electric CompanyInventors: Ertugrul Berkcan, Emad Andarawis Andarawis
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Publication number: 20150255834Abstract: A battery cell that comprises a sensing platform with sensing elements configured to provide information about in-situ characteristics and parameters of the battery cell. Embodiments of the battery cell can have the sensing platform integrated into the structure of the battery cell, as a separate structure incorporated in the battery cell, and combinations thereof. In one embodiment, the battery cell comprises a sensing platform having sensing elements proximate a localized measurement region, where the sensing platform comprises a substrate with material layers disposed thereon. The material layers comprise at least one sensing layer that forms the sensing elements so that the sensing elements are responsive to properties of the battery cell.Type: ApplicationFiled: May 19, 2015Publication date: September 10, 2015Inventors: Brian Allen Engle, Emad Andarawis, Ertugrul Berkcan, Canan Uslu Hardwicke, Aaron Jay Knobloch
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Patent number: 9130365Abstract: A high temperature electronic system includes an electronics unit configured for exposure to an environment having a temperature greater than approximately 150.0° C. The remote electronics unit includes a transient voltage suppressor (TVS) assembly coupled in operative relationship with at least some electronic components of the electronics unit. The TVS assembly includes at least one TVS device comprising at least one of a punch-through wide band-gap semiconductor TVS die and an avalanche breakdown wide band-gap semiconductor TVS die encapsulated in a flip-chip package at least partially surrounding the die, and coupled to first and second electrodes exposed to a single side of the encapsulation.Type: GrantFiled: September 15, 2014Date of Patent: September 8, 2015Assignee: General Electric CompanyInventors: Avinash Srikrishnan Kashyap, Emad Andarawis Andarawis, David Mulford Shaddock
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Patent number: 9113583Abstract: An apparatus includes a substrate and a plurality of conductive traces formed on the substrate. The conductive traces are doped with a concentration of an aluminum material forming a protective layer as a portion of the plurality of conductive traces to inhibit oxidation. A set of first metal contact pads are formed in contact with the plurality of conductive traces. The substrate, the plurality of conductive traces and the set of first metal contact pads define an electronic circuit board configured to operate at a temperature greater than 200 degrees Celsius. A high operating temperature electronic device is configured in electrical communication with the conductive traces defining an assembly configured to operate at a temperature greater than 200 degrees Celsius.Type: GrantFiled: July 31, 2012Date of Patent: August 18, 2015Assignee: General Electric CompanyInventors: David Mulford Shaddock, Emad Andarawis Andarawis
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Publication number: 20150204182Abstract: A system to detect a position of a pipe with respect to a BOP includes a casing disposed around an outer surface of a section of the pipe. The system further includes sensing devices that are disposed on the casing and arranged to form a plurality of arrays and configured to generate position signals. The arrays are disposed circumferentially around the casing and spaced from one another along the length of the casing. The system includes a processing unit configured to compute distance between the pipe and each sensing device. The processing unit generates a first alert when the distance between the pipe and at least one sensing device is different from a reference distance. The processing unit generates a second alert when the distance between the pipe and each sensing device of at least one array of sensing devices is different from the reference distance.Type: ApplicationFiled: January 17, 2014Publication date: July 23, 2015Applicant: GENERAL ELECTRIC COMPANYInventors: Emad Andarawis Andarawis, Daniel White Sexton, Christopher Edward Wolfe, Edward James Nieters, Yuri Alexeyevich Plotnikov, Michael Joseph Dell'Anno
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Patent number: 9086266Abstract: A wireless sensor including a resistive element, a modulating element located on a rotating component and at least one of a transmitting element and a receiving element, wirelessly coupled to the modulating element. The modulating element is configured to modulate the wireless coupling, between the at least one of a transmitting element and a receiving element, in response to a change in resistance in the resistive element. The modulation of the wireless coupling is indicative of a measurand on the rotating component. A method of detecting a measurand in a rotating component of a rotary machine includes wirelessly coupling at least one of a transmitting element and a receiving element to a modulating element; modulating the wireless coupling with the modulating element located on the rotating component; and calculating the measurand in the rotating component based on the modulation of the wireless coupling.Type: GrantFiled: July 30, 2013Date of Patent: July 21, 2015Assignee: General Electric CompanyInventors: Ertugrul Berkcan, Emad Andarawis Andarawis
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Publication number: 20150169811Abstract: A method implemented using at least one processor includes receiving a plurality of measured operational parameters of a turbo machine having a rotor and a stator. The plurality of measured operational parameters includes a plurality of real-time operational parameters and a plurality of stored operational parameters. The method further includes generating a finite element model of the turbo machine and generating a plurality of snapshots based on the finite element model and the plurality of stored operational parameters. The method further includes generating a reduced order model based on the plurality of snapshots. The method also includes determining an estimated clearance between the rotor and the stator during operation of the turbo machine, based on the reduced order model and the plurality of real-time operational parameters.Type: ApplicationFiled: December 18, 2013Publication date: June 18, 2015Applicant: General Electric CompanyInventors: Norman Arnold Turnquist, Changjie Sun, Deepak Trivedi, Jaydeep Roy, Emad Andarawis Andarawis, Murat Inalpolat, Arun Karthi Subramaniyan, Fernando Javier D'Amato, Emrah Biyik
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Patent number: 9054397Abstract: A battery cell that comprises a sensing platform with sensing elements configured to provide information about in-situ characteristics and parameters of the battery cell. Embodiments of the battery cell can have the sensing platform integrated into the structure of the battery cell, as a separate structure incorporated in the battery cell, and combinations thereof. In one embodiment, the battery cell comprises a sensing platform having sensing elements proximate a localized measurement region, where the sensing platform comprises a substrate with material layers disposed thereon. The material layers comprise at least one sensing layer that forms the sensing elements so that the sensing elements are responsive to properties of the battery cell.Type: GrantFiled: August 11, 2009Date of Patent: June 9, 2015Assignee: Amphenol Thermometrics, Inc.Inventors: Brian Allen Engle, Emad Andarawis, Ertugrul Berkcan, Canan Uslu Hardwicke, Aaron Jay Knobloch
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Patent number: 9042072Abstract: A method of method of forming a wide band-gap semiconductor transient voltage suppressor (TVS) assembly and a system for a transient voltage suppressor (TVS) assembly are provided. The TVS assembly includes a connecting component configured to electrically couple a first electrical component to a second electrical component located remotely from the first electrical component through one or more electrical conduits and a transient voltage suppressor device positioned within the connecting component and electrically coupled to the one or more electrical conduits wherein the TVS device includes a wide band-gap semiconductor material.Type: GrantFiled: March 30, 2012Date of Patent: May 26, 2015Assignee: General Electric CompanyInventors: Aaron Jay Knobloch, Emad Andarawis Andarawis, Harry Kirk Mathews, Jr., Avinash Srikrishnan Kashyap
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Patent number: 9037434Abstract: A method and apparatus for determining axial clearance data between a rotor and a stator are disclosed. At least one radial clearance sensor is positioned on the stator and is configured to gather radial clearance data, i.e., measurements of a radial distance between the rotor and the stator taken at discrete time intervals. A computing device is operably connected with the at least one radial clearance sensor and is configured to use the radial clearance data to determine axial clearance data, i.e., an axial distance between the stator and the rotor. In one embodiment, the computing device uses, among other data points, an indication of a loss of signal from at least one radial clearance sensor to extrapolate the axial clearance data.Type: GrantFiled: January 3, 2012Date of Patent: May 19, 2015Assignee: General Electric CompanyInventors: Fred Thomas Willett, Jr., Emad Andarawis Andarawis
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Patent number: 8970228Abstract: A radial clearance measurement system is provided. The radial clearance measurement system comprises a radial clearance sensor that is relatively insensitive to axial movement of an object rotating relative to the radial clearance sensor. In one embodiment, the radial clearance sensor includes an electrode having a relatively constant overlap area over the range of axial movement of the object.Type: GrantFiled: May 31, 2012Date of Patent: March 3, 2015Assignee: General Electric CompanyInventors: Emad Andarawis Andarawis, Wayne Charles Hasz, Mahadevan Balasubramaniam, David Richard Esler
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Patent number: 8926496Abstract: An implantable device system is disclosed. The implantable device system comprises, a first energy transceiver system, a second energy transceiver system at least partially implanted within an organic tissue and capable of being interrogated by the first energy transceiver system, and a sensing system, wherein a state of the sensing system is available at the second energy transceiver system.Type: GrantFiled: September 13, 2011Date of Patent: January 6, 2015Assignee: General Electric CompanyInventors: Emad Andarawis Andarawis, Ertugrul Berkcan
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Publication number: 20150002976Abstract: A high temperature electronic system includes an electronics unit configured for exposure to an environment having a temperature greater than approximately 150.0° C. The remote electronics unit includes a transient voltage suppressor (TVS) assembly coupled in operative relationship with at least some electronic components of the electronics unit. The TVS assembly includes at least one TVS device comprising at least one of a punch-through wide band-gap semiconductor TVS die and an avalanche breakdown wide band-gap semiconductor TVS die encapsulated in a flip-chip package at least partially surrounding the die, and coupled to first and second electrodes exposed to a single side of the encapsulation.Type: ApplicationFiled: September 15, 2014Publication date: January 1, 2015Inventors: Avinash Srikrishnan Kashyap, Emad Andarawis Andarawis, David Mulford Shaddock
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Publication number: 20140353473Abstract: A system for determination of presence of flames is provided. The system includes a photosensitive transducer configured to generate a response signal that is a function of electromagnetic radiation from a flame source. The system also includes a signal processing unit that includes a modulation unit and a demodulation unit. The modulation unit is configured to generate a modulated response signal by modulating the response signal with a modulation signal of frequency higher than that of an unwanted signal present the response signal. The demodulation unit is configured to determine an output signal by demodulating the modulated response signal. The demodulation unit eliminates the unwanted signal from the modulated response signal during the determination of the output signal. Further, the system also includes a processing unit configured to process the output signal to determine flame presence based on the intensity of the incident radiation from the flame.Type: ApplicationFiled: May 31, 2013Publication date: December 4, 2014Applicant: General Electric CompanyInventors: Lucian Vasile Stoica, Emad Andarawis Andarawis, Michael Charles Spalding, Charles Arthur Slabaugh, Frederick Louis Glesius, Cheng-Po Chen, Alexey Vasily Vert
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Patent number: 8835976Abstract: A method of forming a silicon carbide transient voltage suppressor (TVS) assembly and a system for a transient voltage suppressor (TVS) assembly are provided. The transient voltage suppressor (TVS) assembly includes a semiconductor die including a contact surface on a single side of the die, the die further including a substrate comprising a layer of at least one of an electrical insulator material, a semi-insulating material, and a first wide band gap semiconductor having a conductivity of a first polarity, at least a TVS device including a plurality of wide band gap semiconductor layers formed on the substrate; a first electrode coupled in electrical contact with the TVS device and extending to the contact surface, and a second electrode electrically coupled to the substrate extending to the contact surface.Type: GrantFiled: March 14, 2012Date of Patent: September 16, 2014Assignee: General Electric CompanyInventors: Avinash Srikrishnan Kashyap, Emad Andarawis Andarawis, David Mulford Shaddock
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Patent number: 8829840Abstract: A condition monitoring method for an electrical machine is provided. The method includes providing at least one first sensor element embedded in or disposed on at least one substrate element located in a stator core for obtaining a first set of data. The method also includes providing at least one second sensor element for obtaining a second set of data from the electrical machine. Further, the method includes generating signals indicative of changes in characteristics of the first sensor element based on the second set of data. Finally, the method includes refining the first set of data by combining the first set of data with the generated signals.Type: GrantFiled: April 29, 2011Date of Patent: September 9, 2014Assignee: General Electric CompanyInventors: Emad Andarawis Andarawis, Ertugrul Berkcan, Brock Matthew Lape, David Richard Esler
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Patent number: 8805649Abstract: A monitoring system for monitoring one or more operating conditions of a structure such as an aircraft, method of operating a system for monitoring one or more operating conditions of the structure, and a sensor node for use in a monitoring system for monitoring one or more operating conditions of the structure, are provided. An example of a monitoring system can include a plurality of sensor nodes coupled to the structure and a controller for monitoring the sensor nodes. Each sensor node can include a communications interface including memory storing a plurality of sensor node communication protocol attributes used for communicating with the controller.Type: GrantFiled: February 4, 2009Date of Patent: August 12, 2014Assignee: Lockheed Martin CorporationInventors: Samantha Rao, Ertugrul Berkcan, Emad Andarawis, Eladio Delgado
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Patent number: 8765524Abstract: A method of forming a silicon carbide transient voltage suppressor (TVS) assembly and a system for a transient voltage suppressor (TVS) assembly are provided. The TVS assembly includes a semiconductor die in a mesa structure that includes a first layer of a first wide band gap semiconductor having a conductivity of a first polarity, a second layer of the first or a second wide band gap semiconductor having a conductivity of a second polarity coupled in electrical contact with the first layer wherein the second polarity is different than the first polarity. The TVS assembly also includes a third layer of the first, the second, or a third wide band gap semiconductor having a conductivity of the first polarity coupled in electrical contact with the second layer. The layer having a conductivity of the second polarity is lightly doped relative to the layers having a conductivity of the first polarity.Type: GrantFiled: August 15, 2013Date of Patent: July 1, 2014Assignee: General Electric CompanyInventors: Avinash Srikrishnan Kashyap, David Mulford Shaddock, Emad Andarawis Andarawis, Peter Micah Sandvik, Stephen Daley Arthur, Vinayak Tilak
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Patent number: 8718979Abstract: A high accuracy wireless sensing platform assembly comprising a sensor subassembly that is configured to obtain measurement data from a device in response to a measurand; a data transceiver assembly that is configured to communicate with an antenna assembly; a parameter coder, in communication with the sensor subassembly, that is configured to control the data transceiver assembly and/or the sensor subassembly, based on the measurement data; and a resonant circuit that is formed by the data transceiver, the sensor subassembly, and/or the parameter coder. Embodiments are capable of provide robust performance and high accuracy in harsh (e.g., hot environments). The present invention has been described in terms of specific embodiment(s), and it is recognized that equivalents, alternatives, and modifications, aside from those expressly stated, are possible and within the scope of the appending claims.Type: GrantFiled: March 31, 2011Date of Patent: May 6, 2014Assignee: General Electric CompanyInventors: Ertugrul Berkcan, Emad Andarawis Andarawis, Vinayak Tilak