Patents by Inventor Lawrence Darnell

Lawrence Darnell 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).

  • Publication number: 20220100205
    Abstract: A method and system of operating a vehicle in a descent profile, the method comprising obtaining, at a controller module, a mathematical model of performance characteristics for an aircraft, generating an optimal guidance trajectory, and operating the aircraft in accordance with the optimal guidance trajectory prior to operating in a position-based guidance.
    Type: Application
    Filed: September 25, 2020
    Publication date: March 31, 2022
    Inventors: Mark Lawrence Darnell, Russell Allen Ramaker, Reza Ghaemi
  • Patent number: 11174034
    Abstract: An aircraft control system and method to optimize aircraft control based on noise abatement volumes. A noise abatement component computes optimal flight and engine control based on a line-of-sight distance to minimize direct operating cost (DOC) while complying with community noise regulations.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: November 16, 2021
    Assignee: GE Aviation Systems LLC
    Inventors: Mark Lawrence Darnell, David M Lax, Brandon James Rhone
  • Patent number: 10832581
    Abstract: A system, computer-readable medium, and a method including obtaining flight data for a specific aircraft for a prescribed flight; obtaining current sample measurements of at least one state or output of the specific aircraft; performing based on the obtained flight data, the current measurements or outputs, and a mathematical model accurately representing an actual operational performance of the specific aircraft and providing a predictive indication of a future performance of the specific aircraft, a control optimization to determine a cost-optimal control input for the prescribed flight; adjusting, in response to a consideration of actual operational characteristics of the specific aircraft, the optimized control input; and transmitting the adjusted optimized control input to the specific aircraft to operate the specific aircraft to minimize the direct operating cost for the prescribed flight.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: November 10, 2020
    Assignee: General Electric Company
    Inventors: Eric Richard Westervelt, Mark Lawrence Darnell, Reza Ghaemi, David Lax
  • Patent number: 10794705
    Abstract: A system, computer-readable medium, and a method to operate a vehicle in a manner that minimizes a cost to travel from an origin to a destination that includes finding the input to a flight control system that minimizes direct operating cost. The approach described herein employs an energy state approximation (ESA).
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: October 6, 2020
    Assignee: General Electric Company
    Inventors: Reza Ghaemi, Eric Richard Westervelt, Mark Lawrence Darnell, David Lax
  • Patent number: 10777085
    Abstract: Methods, systems, and apparatuses for generating efficient flight profiles in a variety of aircraft are disclosed. A method includes receiving required time of arrival (RTA) constraints for the aerial vehicle. The RTA constraints include a required time of arrival for a waypoint. The method also includes inputting the RTA constraints into a problem configured to generate flight plans based on the required time of arrival for the waypoint of the RTA constraints. The problem includes an altitude variable and a speed variable. The method also includes generating, as a solution to the problem, a flight plan by varying the altitude variable and the speed variable in order to reduce operating cost of the aerial vehicle based at least in part on the RTA constraints, and providing the flight plan to at least one computing system of the aerial vehicle. The flight plan includes a route traversing the waypoint.
    Type: Grant
    Filed: April 5, 2018
    Date of Patent: September 15, 2020
    Assignee: GE Aviation Sytems LLC
    Inventors: David Michael Lax, Reza Ghaemi, Mark Lawrence Darnell, Nicholas Race Visser
  • Patent number: 10579053
    Abstract: Systems and methods for determine a cost-improved set of control commands for an aircraft based at least in part on deterioration costs are provided. One example computing device is configured to iteratively: input a candidate set of control commands for the aircraft into the deterioration cost model; receive, as an output of the deterioration cost model, an estimated deterioration cost associated with the candidate set of control commands; input the estimated deterioration cost into a cost function to obtain a total estimated cost associated with the candidate set of control commands; and determine an improved set of control commands based at least in part on the total estimated cost and the cost function.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: March 3, 2020
    Assignee: GE Aviation Systems, LLC
    Inventors: Albert Jeffrey Ellis, Mark Lawrence Darnell, David Michael Lax
  • Patent number: 10521981
    Abstract: One example aspect of the present disclosure relates to a method for scheduling a vehicle wash. The method can include receiving, at one or more computing devices, data indicative of an actual performance efficiency factor, wherein the data is collected from one or more sensors. The method can include determining, at the one or more computing devices, an expected performance efficiency factor based on a model. The method can include performing, at the one or more computing devices, a comparison of the actual performance efficiency factor with the expected performance efficiency factor. The method can include scheduling, at the one or more computing devices, the vehicle wash based on the comparison.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: December 31, 2019
    Assignee: GE Aviation Systems LLC
    Inventors: Jeffrey Russell Bult, Mark Lawrence Darnell, David Michael Lax
  • Publication number: 20190344901
    Abstract: An aircraft control system and method to optimize aircraft control based on noise abatement volumes. A noise abatement component computes optimal flight and engine control based on a line-of-sight distance to minimize direct operating cost (DOC) while complying with community noise regulations.
    Type: Application
    Filed: July 29, 2019
    Publication date: November 14, 2019
    Inventors: Mark Lawrence Darnell, David M. Lax, Brandon James Rhone
  • Patent number: 10460610
    Abstract: A system, computer-readable medium, and a method including obtaining flight data for a prescribed flight from at least one of an airborne system of a particular aircraft to execute the prescribed flight and a system other than the airborne system of the particular aircraft having a source of data related to the prescribed flight, the flight data including specific details relating to at least one of the particular aircraft and parameters of the prescribed flight; performing, by a processor of an external computational asset and based on the obtained flight data, a control optimization to generate optimized path specific controls for the prescribed flight; transmitting the optimized path specific controls via a communication uplink from the external computational asset to the particular aircraft; and guiding, in response to receiving the optimized path specific controls by the particular aircraft, the particular aircraft in accordance with the optimized path specific controls to execute the prescribed flight.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: October 29, 2019
    Assignee: General Electric Company
    Inventors: Eric Richard Westervelt, MacKenzie Cumings, Mark Lawrence Darnell, David Lax, Liling Ren, Nicholas Visser
  • Publication number: 20190311634
    Abstract: Methods, systems, and apparatuses for generating efficient flight profiles in a variety of aircraft are disclosed. A method can include receiving required time of arrival (RTA) constraints for the aerial vehicle. The RTA constraints include a required time of arrival for a waypoint. The method also includes inputting the RTA constraints into a problem configured to generate flight plans based on the required time of arrival for the waypoint of the RTA constraints. The problem can include an altitude variable and a speed variable. The method also includes generating, as a solution to the problem, a flight plan by varying the altitude variable and the speed variable in order to reduce operating cost of the aerial vehicle based at least in part on the RTA constraints, and providing the flight plan to at least one computing system of the aerial vehicle. The flight plan includes a route traversing the waypoint.
    Type: Application
    Filed: April 5, 2018
    Publication date: October 10, 2019
    Inventors: David Michael Lax, Reza Ghaemi, Mark Lawrence Darnell, Nicholas Race Visser
  • Publication number: 20190277637
    Abstract: A system, computer-readable medium, and a method to operate a vehicle in a manner that minimizes a cost to travel from an origin to a destination that includes finding the input to a flight control system that minimizes direct operating cost. The approach described herein employs an energy state approximation (ESA).
    Type: Application
    Filed: March 14, 2019
    Publication date: September 12, 2019
    Inventors: Reza GHAEMI, Eric Richard WESTERVELT, Mark Lawrence DARNELL, David LAX
  • Patent number: 10260883
    Abstract: A system, computer-readable medium, and a method to operate a vehicle in a manner that minimizes a cost to travel from an origin to a destination that includes finding the input to a flight control system that minimizes direct operating cost. The approach described herein employs an energy state approximation (ESA).
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: April 16, 2019
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Reza Ghaemi, Eric Richard Westervelt, Mark Lawrence Darnell
  • Patent number: 10169175
    Abstract: Systems and methods for providing failover control in a control system are provided. For instance, a data stream from a plurality of computing nodes in a computing system can be monitored. A first subset of computing nodes can be selected based on the data streams. Control grant signals can be generated for each computing node of the first subset. An output to one or more computing nodes of the first subset can be activated based at least in part on a number of control grant signals generated for each computing node of the first subset. Control authority can then be granted to the one or more computing nodes of the first subset.
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: January 1, 2019
    Assignee: GE Aviation Systems LLC
    Inventors: Stefano A. M. Lassini, Timothy John Theriault, Mark Lawrence Darnell
  • Publication number: 20180350168
    Abstract: One example aspect of the present disclosure relates to a method for scheduling a vehicle wash. The method can include receiving, at one or more computing devices, data indicative of an actual performance efficiency factor, wherein the data is collected from one or more sensors. The method can include determining, at the one or more computing devices, an expected performance efficiency factor based on a model. The method can include performing, at the one or more computing devices, a comparison of the actual performance efficiency factor with the expected performance efficiency factor. The method can include scheduling, at the one or more computing devices, the vehicle wash based on the comparison.
    Type: Application
    Filed: June 6, 2017
    Publication date: December 6, 2018
    Inventors: Jeffrey Russell Bult, Mark Lawrence Darnell, David Michael Lax
  • Patent number: 10108189
    Abstract: Systems and methods for controlling an aerial vehicle are provided. The method includes receiving a first signal from a first input device, wherein the first signal is related to a mode of a flight director. The method includes outputting a parameter on an output device, wherein the parameter is related to the mode. The method includes receiving a second signal from a second input device, wherein the second signal causes the parameter to change to a new parameter. The method includes outputting, by the one or more processors, the new parameter on the output device. The method includes receiving, by the one or more processors, a third signal from a third input device, wherein the aerial vehicle is controlled by the flight director based on the third signal, and wherein the second input device is mechanically coupled to the first input device and the third input device.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: October 23, 2018
    Assignee: GE Aviation Systems LLC
    Inventors: Michael Eric Figard, Norman Leonard Ovens, Sharon Ann Green, Jennifer Cooper, So Young Kim, Mark Lawrence Darnell, George R. Henderson
  • Publication number: 20180286254
    Abstract: A system, computer-readable medium, and a method including obtaining flight data for a specific aircraft for a prescribed flight; obtaining current sample measurements of at least one state or output of the specific aircraft; performing based on the obtained flight data, the current measurements or outputs, and a mathematical model accurately representing an actual operational performance of the specific aircraft and providing a predictive indication of a future performance of the specific aircraft, a control optimization to determine a cost-optimal control input for the prescribed flight; adjusting, in response to a consideration of actual operational characteristics of the specific aircraft, the optimized control input; and transmitting the adjusted optimized control input to the specific aircraft to operate the specific aircraft to minimize the direct operating cost for the prescribed flight.
    Type: Application
    Filed: March 31, 2017
    Publication date: October 4, 2018
    Inventors: Eric Richard WESTERVELT, Mark Lawrence DARNELL, Reza GHAEMI, David LAX
  • Publication number: 20180286253
    Abstract: A system, computer-readable medium, and a method including obtaining flight data for a specific aircraft including a mathematical model that accurately represents an performance of the specific aircraft and provides a predictive indication of a future performance of the specific aircraft in response to a current state or input to the specific aircraft; obtaining current sample measurements of at least one state or output of the specific aircraft; performing, based on the obtained flight data and current measurements and outputs, a control optimization to generate optimized control commands to minimize the direct operating cost of the prescribed flight; transmitting the optimized control commands to the particular aircraft for use thereby to operate the particular aircraft to execute the prescribed flight; and iteratively repeating operations of the method for successive sequential instances in time for a duration of at least a portion of the prescribed flight.
    Type: Application
    Filed: March 31, 2017
    Publication date: October 4, 2018
    Inventors: Mark Lawrence DARNELL, Reza GHAEMI, David LAX, Eric Richard WESTERVELT
  • Publication number: 20180268090
    Abstract: A system, computer-readable medium, and a method including determining a reference baseline model that accurately represents a behavior of a nominal or average asset of a particular type; determining a parametric model that accurately represents a deviation between a performance of a specific asset and the reference baseline model, the specific asset being of the particular type; tuning the parametric model based on operational data from the specific asset; combining the reference baseline model and the parametric model to obtain a parametric performance model for the specific asset; and storing a record of the parametric performance model for the specific asset.
    Type: Application
    Filed: March 17, 2017
    Publication date: September 20, 2018
    Inventors: Liling REN, Eric Richard WESTERVELT, Mark Lawrence DARNELL, David LAX, Szabolcs BORGYOS, Russell RAMAKER, James LOPEZ
  • Patent number: 10005561
    Abstract: Systems and methods for stabilizing an aircraft in response to a yaw movement are provided. In one embodiment, a method includes detecting a yaw movement of the aircraft. The yaw movement can cause a front portion of the aircraft to move towards a first side of the aircraft. The method can further include, in response to the yaw movement, initiating a trim process resulting in a thrust differential. The trim process can include increasing thrust in one or more engines on the first side of the aircraft and decreasing thrust in one or more engines on a second side of the aircraft. The method can include controlling the trim process based at least in part on a detected yaw movement of the aircraft.
    Type: Grant
    Filed: June 16, 2016
    Date of Patent: June 26, 2018
    Assignee: GE Aviation Systems LLC
    Inventors: Steven Louis Kiebles, David Michael Lax, Otto Y Darias, Mark Lawrence Darnell, Sean Sanghyun Hwang, Christopher Daniel Holbert, Harry Kirk Mathews, Jr., Sridhar Adibhatla, Jeffrey Russell Bult, Thomas Charles Swager
  • Publication number: 20180096608
    Abstract: A system, computer-readable medium, and a method including obtaining flight data for a prescribed flight from at least one of an airborne system of a particular aircraft to execute the prescribed flight and a system other than the airborne system of the particular aircraft having a source of data related to the prescribed flight, the flight data including specific details relating to at least one of the particular aircraft and parameters of the prescribed flight; performing, by a processor of an external computational asset and based on the obtained flight data, a control optimization to generate optimized path specific controls for the prescribed flight; transmitting the optimized path specific controls via a communication uplink from the external computational asset to the particular aircraft; and guiding, in response to receiving the optimized path specific controls by the particular aircraft, the particular aircraft in accordance with the optimized path specific controls to execute the prescribed flight.
    Type: Application
    Filed: September 30, 2016
    Publication date: April 5, 2018
    Inventors: Eric Richard WESTERVELT, MacKenzie CUMINGS, Mark Lawrence DARNELL, David LAX, Liling REN, Nicholas VISSER