Patents by Inventor Pierre A. Andre
Pierre A. Andre 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: 20240137293Abstract: In one embodiment, a device associates one or more performance metrics with a particular session of an online application. The device makes a determination that a user of the online application associated with the particular session should be queried for feedback regarding their application experience. The device obtains, based on the determination, feedback from the user regarding their application experience, by causing a chatbot to be presented to the user and query the user for feedback regarding their application experience. The device associates the feedback from the user regarding their application experience with the one or more performance metrics.Type: ApplicationFiled: October 20, 2022Publication date: April 25, 2024Inventors: Grégory MERMOUD, Jean-Philippe VASSEUR, Andrea DI PIETRO, Pierre-André SAVALLE
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Patent number: 11956034Abstract: A network node is provided. The network node includes processing circuitry configured to determine at least one Convex Reduction of Amplitude, CRAM, projection matrix based at least in part on a signal subspace of scheduled wireless devices, and optionally cause transmission based at least in part on the at least one CRAM projection matrix.Type: GrantFiled: May 1, 2019Date of Patent: April 9, 2024Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventor: Pierre-Andre Laporte
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Publication number: 20240092477Abstract: A device for driving at least one wheel of an aircraft landing gear including at least one landing gear wheel, this wheel including a rim, an electric motor including a shaft, a mechanical transmission system between the shaft of the motor and the rim, this mechanical transmission system including a mechanical reducer including a sun gear secured in rotation to the shaft of the motor, a ring gear, and planet gears which are carried by a planet carrier and which each includes three external toothings, including a median external toothing which is meshed with a toothing of the sun gear, and two lateral external toothings which are respectively meshed with toothings of the ring gear.Type: ApplicationFiled: August 29, 2023Publication date: March 21, 2024Inventors: Maxime FERNANDEZ, Loic FRANCOIS, Boris Pierre Marcel MORELLI, Jordane Emile Andre PELTIER
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Publication number: 20240092479Abstract: A mechanical speed reducer, in particular for a device for driving at least one wheel of an aircraft landing gear, this reducer including a first sun gear including external toothing, first planet gears meshed with the external toothing of the first sun gear, these first planet gears being carried by a first planet carrier, a stationary ring gear meshed with the planet gears, and second planet gears meshed with a ring gear and with an external toothing of said first planet carrier, these second planet gears being carried by a second planet carrier.Type: ApplicationFiled: September 13, 2023Publication date: March 21, 2024Inventors: Maxime FERNANDEZ, Loic FRANCOIS, Boris Pierre Marcel MORELLI, Jordane Emile Andre PELTIER
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Publication number: 20240092480Abstract: A device for driving at least one wheel of an aircraft landing gear is provided. The device includes at least one wheel having a rim, an electric motor having a shaft, and a mechanical transmission system for mechanical transmission between the shaft of the motor and the rim. The mechanical transmission system includes a mechanical reduction gear. The mechanical reduction gear includes a sun gear secured in rotation to the shaft and having an external toothing, a stationary ring gear with internal toothing, a movable ring gear secured in rotation to the rim and having an internal toothing, and planet gears that are meshed with the sun gear and each have two external toothing meshed respectively with the toothing of the stationary and movable ring gears.Type: ApplicationFiled: September 14, 2023Publication date: March 21, 2024Applicant: SAFRAN TRANSMISSION SYSTEMSInventors: Maxime Fernandez, Yohan Douy, Loïc Francois, Boris Pierre Marcel Morelli, Jordane Emile André Peltier
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Publication number: 20240084738Abstract: An aircraft turbomachine including a mechanical reduction gear including one sun gear, a ring gear, planet gears which are meshed with the sun gear and the ring gear, each planet gear including a first toothing for meshing with the sun gear, and a second toothing for meshing with the ring gear, the first toothing of each planet gear having a diameter greater than that of the second toothing of the planet gear, and a planet carrier, wherein the sun gear is coupled to a first rotor shaft of the turbomachine, the planet carrier is coupled to a second rotor shaft of the turbomachine, the ring gear is fixed to a stator of the turbomachine.Type: ApplicationFiled: September 12, 2023Publication date: March 14, 2024Inventors: Guillaume Pierre MOULY, Guillaume Julien BECK, Jordane Emile Andre PELTIER, Jean-Pierre SEREY, Adrien Louis SIMON
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Patent number: 11916752Abstract: In one embodiment, a device obtains an indication of a network event predicted by a routing engine for a network. The device initiates monitoring of one or more network paths associated with the network event, to determine one or more states of the network. The device makes a comparison between the one or more states of the network and a set of one or more constraints. The device provides a prediction cancelation notification to the routing engine, based on the comparison.Type: GrantFiled: July 6, 2021Date of Patent: February 27, 2024Assignee: CISCO TECHNOLOGY, INC.Inventors: Jean-Philippe Vasseur, Grégory Mermoud, Vinay Kumar Kolar, Pierre-André Savalle
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Patent number: 11916777Abstract: In one embodiment, a device obtains a first set of measurements of a path metric for a path in a network that are measured using periodic probing of the path. The device obtains a second set of measurements of the path metric for the path that are measured using fine-grained probing of the path at a higher frequency than that of the periodic probing. The device generates a predictive model that predicts values of the path metric, based on the first set of measurements and on the second set of measurements. The device causes, based on a value of the path metric predicted by the predictive model, traffic to be rerouted from the path to another path in the network.Type: GrantFiled: July 6, 2021Date of Patent: February 27, 2024Assignee: CISCO TECHNOLOGY, INC.Inventors: Jean-Philippe Vasseur, Grégory Mermoud, Vinay Kumar Kolar, David Tedaldi, Pierre-André Savalle
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Publication number: 20240047711Abstract: The invention relates to an electrochemical cell having: ?a membrane electrode assembly (2); ?two retaining plates (10); ?a single seal (20) extending around the membrane electrode assembly (2) and disposed in contact with the two retaining plates (10); ?at least one intermediate leaktight sheet (30) extending around the membrane electrode assembly (2), disposed between the latter and the seal (20) and joined in a leaktight manner to the membrane (4) on the one hand and to the seal (20) on the other.Type: ApplicationFiled: February 15, 2022Publication date: February 8, 2024Inventors: Christophe Baverel, Yannick Godard, Jean-Philippe Poirot-Crouvezier, Pierre-André Jacques
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Patent number: 11893456Abstract: In one embodiment, a device classification service receives telemetry data indicative of behavioral characteristics of a plurality of devices in a network. The service obtains side information for the telemetry data. The service applies metric learning to the telemetry data and side information, to construct a distance function. The service uses the distance function to cluster the telemetry data into device clusters. The service associates a device type label with a particular device cluster.Type: GrantFiled: June 7, 2019Date of Patent: February 6, 2024Assignee: CISCO TECHNOLOGY, INC.Inventors: David Tedaldi, Pierre-Andre Savalle, Sharon Shoshana Wulff, Jean-Philippe Vasseur, Grégory Mermoud
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Patent number: 11874889Abstract: A method for generating a composite visibility indicator of at least one entity includes selecting a first category of entities; selecting a first position; associating the first position with a first geographical zone, said first geographical zone defining a zone around the first position as a function of the selected category; generating at least one request to collect a plurality of indicators, and generating a composite visibility indicator for each entity of the first category selected within the first zone, the visibility indicator being a function of the first indicator and of the second indicator.Type: GrantFiled: June 5, 2020Date of Patent: January 16, 2024Assignee: DEEPREACHInventors: Jean-Pierre Remy, Benjamin Reverend, Jean-François Paccini, Pierre-André Pochon
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Patent number: 11856425Abstract: In one embodiment, a device receives observed access point (AP) features of one or more APs in a monitored network. The device clusters the observed AP features within a latent space to form AP feature clusters. The device applies labels to the AP feature clusters within the latent space. The device uses the applied labels to the AP feature clusters to describe future behaviors of the one or more APs in the monitored network.Type: GrantFiled: January 20, 2021Date of Patent: December 26, 2023Assignee: Cisco Technology, Inc.Inventors: Javier Cruz Mota, Jean-Philippe Vasseur, Pierre-André Savalle, Grégory Mermoud
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Patent number: 11831484Abstract: A method of a wireless communication transmitter is disclosed for peak-to-average power ratio (PAPR) control of communication symbols with N time-domain signal samples for transmission via each of M antenna elements. The method comprises: applying a PAPR cost function f(x) which has a proximal operator with closed form and is differentiable in an interval, and the proximal operator comprises a parameter lambda for tuning; selecting a value for lambda to perform a trade-off between PAPR and at least one other characteristic of the wireless communication transmitter; selecting a precoding for the collection of samples as a solution to an optimization problem for the selected value for lambda, wherein the optimization problem comprises minimization of an overall cost function comprising at least the PAPR cost function, and wherein solving the optimization problem comprises using the proximal operator of the PAPR cost function.Type: GrantFiled: February 4, 2020Date of Patent: November 28, 2023Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Milad Fozooni, Ulf Gustavsson, Pierre-Andre Laporte
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Publication number: 20230379202Abstract: Systems and methods are disclosed herein for a Convex Reduction of Amplitude (CRAM) based processing scheme for a Multiple Input Multiple Output (MIMO) Orthogonal Division Multiplexing (OFDM) transmitter system. In one embodiment, a method performed by a processing system for a MIMO OFDM transmitter system comprises precoding frequency-domain input signals to provide frequency-domain precoded signals for multiple subcarriers. The method further comprises processing the frequency-domain precoded signals in accordance with a CRAM-based processing scheme to provide time-domain precoded signals for respective transmit branches of the MIMO OFDM transmitter system. The CRAM-based processing scheme uses projection matrices for the subcarriers, respectively, to project clipping energy into a null space of the MIMO OFDM transmitter system. Further, the projection matrices are a function of static or semi-static information that defines the null space of the MIMO OFDM transmitter system.Type: ApplicationFiled: September 8, 2020Publication date: November 23, 2023Inventors: Pierre-Andre Laporte, Aaron Callard
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Patent number: 11811572Abstract: Systems and methods are disclosed herein that relate to Peak-to-Average Power Ratio (PAPR) reduction in a MIMO OFDM transmitter system. In some embodiments, a method of operation of a transmitter system includes, for each carrier of two or more carriers, performing precoding of frequency-domain input signals for the carrier to provide frequency-domain precoded signals for the carrier, the frequency-domain input signals for the carrier being for a plurality of transmit layers for the carrier, respectively. The method further includes processing the two or more pluralities of frequency-domain precoded signals for the two or more carriers, respectively, in accordance with a multi-carrier processing scheme to provide a plurality of multi-carrier time-domain transmit signals for a plurality of antenna branches, respectively, of the MIMO OFDM transmitter system.Type: GrantFiled: August 5, 2022Date of Patent: November 7, 2023Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Pierre-Andre Laporte, Mark Edward Rollins
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Publication number: 20230350541Abstract: The disclosure describes a cryogenic device with a display device for displaying one of a plurality of user-interfaces associated with a plurality of cryogenic device states. The cryogenic device is configured to: generate an initial user-interface for display on the display device; determine that the cryogenic device is in a first state; generate, in response to determining that the cryogenic device is in the first state, instructions for rendering a first user-interface, wherein the first user-interface is associated with the first state; and cause the display device to display the first user-interface. In this way, the cryogenic device may have a dynamic user interface that is configured to response to states of the cryogenic device.Type: ApplicationFiled: July 10, 2023Publication date: November 2, 2023Applicant: Pacira CryoTech, Inc.Inventors: Eric Theodore Johansson, Jeff Gamelsky, Pierre-Andre Mugnier
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Patent number: 11750432Abstract: Systems and methods are disclosed herein that relate to Peak-to-Average Power Ratio (PAPR) reduction in a MIMO OFDM transmitter system. In some embodiments, a method of operation of a transmitter system includes, for each carrier of two or more carriers, performing precoding of frequency-domain input signals for the carrier to provide frequency-domain precoded signals for the carrier, the frequency-domain input signals for the carrier being for a plurality of transmit layers for the carrier, respectively. The method further includes processing the two or more pluralities of frequency-domain precoded signals for the two or more carriers, respectively, in accordance with a multi-carrier processing scheme to provide a plurality of multi-carrier time-domain transmit signals for a plurality of antenna branches, respectively, of the MIMO OFDM transmitter system.Type: GrantFiled: August 5, 2022Date of Patent: September 5, 2023Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Pierre-Andre Laporte, Mark Edward Rollins
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Patent number: 11742889Abstract: A method and network node for detection of passive intermodulation (PIM) are disclosed. According to one aspect, a method includes determining values of a covariance matrix based at least in part on uplink signals received by the network node radio. The method also includes determining a plurality of uplink (UL) channel 5 eigenvalues based at least in part on an eigen-component acquisition technique. The method further includes determining a presence or absence of PIM based at least in part on a plurality of the UL channel eigenvalues.Type: GrantFiled: April 9, 2019Date of Patent: August 29, 2023Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Pierre-Andre Laporte, Mark Wyville, Bilel Fehri
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Patent number: 11740759Abstract: The disclosure describes a cryogenic device with a display device for displaying one of a plurality of user-interfaces associated with a plurality of cryogenic device states. The cryogenic device is configured to: generate an initial user-interface for display on the display device; determine that the cryogenic device is in a first state; generate, in response to determining that the cryogenic device is in the first state, instructions for rendering a first user-interface, wherein the first user-interface is associated with the first state; and cause the display device to display the first user-interface. In this way, the cryogenic device may have a dynamic user interface that is configured to response to states of the cryogenic device.Type: GrantFiled: November 12, 2020Date of Patent: August 29, 2023Assignee: Pacira CryoTech, Inc.Inventors: Eric Theodore Johansson, Jeff Gamelsky, Pierre-Andre Mugnier
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Patent number: D1023009Type: GrantFiled: May 10, 2022Date of Patent: April 16, 2024Assignee: Apple Inc.Inventors: Jody Akana, Molly Anderson, Bartley K. Andre, Shota Aoyagi, Anthony Michael Ashcroft, John J. Baker, Marine C. Bataille, Jeremy Bataillou, Abidur Rahman Chowdhury, Clara Geneviève Marine Courtaigne, Markus Diebel, Richard Hung Minh Dinh, Christopher E. Glazowski, Jonathan Gomez Garcia, Jean-Pierre S. Guillou, M. Evans Hankey, Matthew David Hill, Julian Hoenig, Richard P. Howarth, Jonathan P. Ive, Julian Jaede, Duncan Robert Kerr, Peter Russell-Clarke, Benjamin Andrew Shaffer, Sung-Ho Tan, Clement Tissandier, Eugene Antony Whang, Rico Zörkendörfer