Patents by Inventor Ashwin Arunmozhi

Ashwin Arunmozhi 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).

  • Patent number: 11021159
    Abstract: A system includes a computer comprising a processor and a memory. The memory stores instructions such that the processor is programmed to determine, based on vehicle lidar sensor data, a reflectivity of an area of a road surface, and to determine whether the area is wet based on the determined reflectivity of the area, a dry-condition reflectivity threshold for the area, and an angle of viewing the area from the lidar sensor.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: June 1, 2021
    Assignee: FORD GLOBAL TECHNOLOGIES, LLC
    Inventors: David Michael Herman, Ashwin Arunmozhi
  • Publication number: 20210140808
    Abstract: A system includes a computer having a processor and a memory storing instructions executable by the processor to determine a first temperature of a fluid stored by a fluid storage device and then actuate a fluid heating device to add heat energy to the fluid. The instructions include instructions to determine an amount of the heat energy added to the fluid. The instructions include instructions to determine a second temperature of the fluid stored by the fluid storage device after adding the heat energy to the fluid. The instructions include instructions to determine a quantity of the fluid stored by the fluid storage device based on the amount of the heat energy added to the fluid by the fluid heating device and a difference between the first temperature and the second temperature.
    Type: Application
    Filed: November 11, 2019
    Publication date: May 13, 2021
    Applicant: Ford Global Technologies, LLC
    Inventors: David Michael Herman, Ashwin Arunmozhi
  • Publication number: 20210109345
    Abstract: A computer includes a processor and a memory, the memory storing instructions executable by the processor to identify a contaminant on a lens of a sensor upon determining a force applied to the lens based on an electric current exceeding a threshold and to actuate a cleaning component to remove the contaminant from the lens.
    Type: Application
    Filed: October 14, 2019
    Publication date: April 15, 2021
    Applicant: Ford Global Technologies, LLC
    Inventors: Michael Robertson, JR., James Pizzimenti, Tyler D. Hamilton, Ashwin Arunmozhi
  • Publication number: 20210103036
    Abstract: A sensor apparatus includes a sensor having a field of view, a sensor window through which the field of view extends; an air nozzle positioned to direct airflow across the sensor window; a surface fixed relative to the sensor window, the surface including a plurality of heat-dissipation fins; and a cover extending over the fins and including an inlet. The inlet is positioned at an opposite edge of the sensor window from the air nozzle. The air nozzle is aimed at the inlet.
    Type: Application
    Filed: October 8, 2019
    Publication date: April 8, 2021
    Applicant: Ford Global Technologies, LLC
    Inventors: Michael Robertson, JR., Tyler D. Hamilton, Ashwin Arunmozhi, Raghu Raman Surineedi
  • Publication number: 20210082090
    Abstract: Optical surface degradation detection and remediation systems, devices, and methods are provided herein. An example method includes tracking a first object within images of an area of interest obtained over a period of time by an image sensor of a vehicle during vehicle movement; tracking a light source within the area of interest; determining a change in relative reflective intensity of the first object using the images, based on a light source angle formed between the light source and an optical plane of an optical surface the vehicle, the change in relative reflective intensity being indicative of veiling glare of the optical surface; and activating a remediating measure in response to the veiling glare.
    Type: Application
    Filed: September 16, 2019
    Publication date: March 18, 2021
    Applicant: Ford Global Technologies, LLC
    Inventors: David Michael Herman, Venkatesh Krishnan, Ashwin Arunmozhi
  • Patent number: 10946789
    Abstract: A system includes at least one sensor; a plurality of lamps fixed relative to the sensor; at least one vehicle component attached to the lamps; and a computer communicatively coupled to the lamps, the at least one sensor, and the at least one vehicle component. The computer is programmed to sequentially activate the lamps, determine that an intensity for at least one of the lamps is below a respective intensity threshold based on data from the sensor during the sequential activations of the lamps, and actuate the at least one vehicle component in response to one of the intensities being below the respective intensity threshold.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: March 16, 2021
    Assignee: Ford Global Technologies, LLC
    Inventors: David Michael Herman, Ashwin Arunmozhi
  • Patent number: 10943129
    Abstract: A system includes a camera having a field of view, a cleaning apparatus positioned to clean the camera, and a computer communicatively coupled to the camera and the cleaning apparatus. The computer is programmed to detect an obstruction on the camera based on sensing a trajectory of an external light source relative to the field of view in data from the camera, and upon detecting the obstruction, activate the cleaning apparatus.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: March 9, 2021
    Assignee: FORD GLOBAL TECHNOLOGIES, LLC
    Inventors: David Michael Herman, Ashwin Arunmozhi, Venkatesh Krishnan
  • Publication number: 20210061233
    Abstract: A sensor system includes a sensor including a sensor window; a nozzle aimed at the sensor window; a supply line to supply fluid to the nozzle; a primary reservoir to supply fluid to the supply line; a first valve actuatable to inject fluid from a first reservoir into the supply line; a second valve actuatable to inject fluid from a second reservoir into the supply line; a third valve actuatable to inject fluid from a third reservoir into the supply line; and a computer communicatively coupled to the sensor and the valves. The computer is programmed to actuate the first valve in response to determining a first condition based on data from the sensor, actuate the second valve in response to determining a second condition based on data from the sensor, and actuate the third valve in response to determining a third condition based on data from the sensor.
    Type: Application
    Filed: August 30, 2019
    Publication date: March 4, 2021
    Applicant: Ford Global Technologies, LLC
    Inventors: Michael Robertson, Jr., Tyler D. Hamilton, Ashwin Arunmozhi, Venkatesh Krishnan
  • Patent number: 10921485
    Abstract: A system includes an optical window, and an illuminator and a first light sensor deployed on a same side of the optical window. The system further includes a second light sensor on another side of the optical window. The system further includes a computer including a processor and memory. The memory includes instructions such that the processor is programmed to identify an obstruction on the optical window upon the first light sensor reporting first data from the illuminator that is above an expected threshold. The expected threshold is based on second data from the second light sensor.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: February 16, 2021
    Assignee: Ford Global Technologies, LLC
    Inventors: David Michael Herman, Ashwin Arunmozhi, Venkatesh Krishnan
  • Publication number: 20210032922
    Abstract: A method includes predicting an environmental condition at a location to which a vehicle is travelling, the environmental condition including at least one of water, dust, and pollution, determining that an object within the vehicle is at a distance greater than a threshold distance from an unobstructed window of the vehicle, and then actuating the unobstructed window to a closed position based on the environmental condition and the object being at the distance from the window greater than the threshold distance.
    Type: Application
    Filed: August 1, 2019
    Publication date: February 4, 2021
    Applicant: Ford Global Technologies, LLC
    Inventors: DAVID MICHAEL HERMAN, ASHWIN ARUNMOZHI, MICHAEL ROBERTSON, JR., TYLER D. HAMILTON
  • Publication number: 20210024069
    Abstract: A system includes a computer including a processor programmed to identify, based on data from first sensors included in a first vehicle, that a second vehicle proximate to a route of the first vehicle is stationary. The processor is further programmed to receive, from second sensors included in the first vehicle, transient velocity data from the second vehicle; and determine an operating condition of the second vehicle based on the transient velocity data.
    Type: Application
    Filed: July 25, 2019
    Publication date: January 28, 2021
    Applicant: Ford Global Technologies, LLC
    Inventors: DAVID MICHAEL HERMAN, ASHWIN ARUNMOZHI, AARON LESKY, RONALD BERAS
  • Publication number: 20210009137
    Abstract: A system includes a computer comprising a processor and a memory. The memory stores instructions such that the processor is programmed to determine, based on vehicle lidar sensor data, a reflectivity of an area of a road surface, and to determine whether the area is wet based on the determined reflectivity of the area, a dry-condition reflectivity threshold for the area, and an angle of viewing the area from the lidar sensor.
    Type: Application
    Filed: July 10, 2019
    Publication date: January 14, 2021
    Applicant: Ford Global Technologies, LLC
    Inventors: David Michael Herman, Ashwin Arunmozhi
  • Publication number: 20200409361
    Abstract: A computer includes a processor and a memory, the memory storing instructions executable by the processor to predict a user arrival time based on data of a user and a user origin location, deactivate a propulsion a vehicle upon arriving at the user origin location, and deactivate one or more additional vehicle components based on the user arrival time.
    Type: Application
    Filed: June 25, 2019
    Publication date: December 31, 2020
    Applicant: Ford Global Technologies, LLC
    Inventors: David Michael Herman, David A. Makled, Michael Mcquillen, Ashwin Arunmozhi, Michael Adel Awad Alla, Ray Siciak, Bo Wu
  • Publication number: 20200398797
    Abstract: A computer includes a processor and a memory, the memory storing instructions executable by the processor to collect first sensor data from a time-of-flight sensor, collect second sensor data from one or more sensors, generate a virtual map of at least one of a light reflectivity or a depth from the time-of-flight sensor from the collected first sensor data and the collected second sensor data, determine a difference between the light reflectivity or the depth of each pixel of the first sensor data from the light reflectivity or the depth of each corresponding pixel of the virtual map, determine an occlusion of the time-of-flight sensor as a number of pixels having respective differences of the light reflectivity or the depth exceeding an occlusion threshold, and actuate a component to clean the time-of-flight sensor when the occlusion exceeds an occlusion threshold.
    Type: Application
    Filed: June 19, 2019
    Publication date: December 24, 2020
    Applicant: Ford Global Technologies, LLC
    Inventors: David Michael Herman, Ashwin Arunmozhi
  • Publication number: 20200391231
    Abstract: A sensor assembly includes a first sensor window defining a first plane, a second sensor window fixed relative to the first sensor window and defining a second plane different than the first plane, and a nozzle positioned to deliver fluid to the first and second sensor windows. The nozzle is translatable along a first axis, rotatable about the first axis, and rotatable about a second axis transverse to the first axis.
    Type: Application
    Filed: June 17, 2019
    Publication date: December 17, 2020
    Applicant: Ford Global Technologies, LLC
    Inventors: Ashwin Arunmozhi, Michael Robertson, JR., Tyler D. Hamilton
  • Publication number: 20200391704
    Abstract: A computer includes a processor and a memory, the memory storing instructions executable by the processor to identify a sensor of a vehicle with a robotic arm, capture a plurality of images of the sensor with an unmanned aerial vehicle, and actuate the robotic arm to perform maintenance on the sensor upon inputting the plurality of images to an image recognition program and obtaining output that the sensor requires maintenance.
    Type: Application
    Filed: June 13, 2019
    Publication date: December 17, 2020
    Applicant: Ford Global Technologies, LLC
    Inventors: Ashwin Arunmozhi, Venkatesh Krishnan, Rashaun Phinisee, Kunal Singh
  • Publication number: 20200369245
    Abstract: A cleaning system includes a straight pipe defining an axis, an inlet fluidly connected to the pipe and in line with the axis, and at least three outlets fluidly connected to and elongated from the pipe. The outlets extend parallel to each other and transverse from the pipe. The pipe has an increasing cross-sectional area along the axis from the outlet closest to the inlet to the outlet farthest from the inlet.
    Type: Application
    Filed: May 20, 2019
    Publication date: November 26, 2020
    Applicant: Ford Global Technologies, LLC
    Inventors: Segundo Baldovino, Venkatesh Krishnan, Ashwin Arunmozhi, Raghuraman Surineedi, Ashley Lucas
  • Publication number: 20200364663
    Abstract: Systems, methods, and computer-readable media are disclosed for automated multimodal delivery. Example methods may include determining information associated with the delivery; determining, based on at least a first portion of the information, that a first confidence level indicative of a delivery capability using a first vehicle is above a first threshold; and determining, based on at least a second portion of the information, a second confidence level indicative of a delivery preference for delivery using the first vehicle relative to a second vehicle.
    Type: Application
    Filed: May 17, 2019
    Publication date: November 19, 2020
    Applicant: Ford Global Technologies, LLC
    Inventors: Nicholas Colella, Andrea Chowanic, David Michael Herman, Ashwin Arunmozhi
  • Publication number: 20200346255
    Abstract: A system includes a sensor window, a sensor having a field of view through the sensor window, a piezoelectric vibrator positioned to impart vibrations to the sensor window, and a computer communicatively coupled to the sensor and the piezoelectric vibrator. The computer is programmed to identify a type for an obstruction of the sensor window based on data from the sensor, and instruct the piezoelectric vibrator to vibrate the sensor window with vibrations having a vibration profile. The vibration profile has at least one of frequency or phase velocity chosen according to the identified type of obstruction.
    Type: Application
    Filed: May 1, 2019
    Publication date: November 5, 2020
    Applicant: Ford Global Technologies, LLC
    Inventors: MICHAEL ROBERTSON, JR., ASHWIN ARUNMOZHI, VENKATESH KRISHNAN, SEGUNDO BALDOVINO, RASHAUN PHINISEE
  • Publication number: 20200331465
    Abstract: A system, comprising a computer that includes a processor and a memory, the memory storing instructions executable by the processor to input second vehicle sensor data received via or more of vehicle-to-vehicle (V-to-V) and vehicle-to-infrastructure (V-to-I) networking into a generative query neural network (GQN) trained to generate second vehicle viewpoint data and predict a path for a second vehicle based on the second vehicle viewpoint data with a reinforcement learning deep neural network (RLDNN). The computer can be further programmed to obtain a confidence for the predicted second vehicle path from a Bayesian framework applied to the RLDNN and determine a first vehicle path based on the predicted second vehicle path and the confidence.
    Type: Application
    Filed: April 16, 2019
    Publication date: October 22, 2020
    Applicant: Ford Global Technologies, LLC
    Inventors: DAVID MICHAEL HERMAN, ASHWIN ARUNMOZHI, VENKATESH KRISHNAN