Patents Assigned to Politecnico di Milano
  • Patent number: 11454715
    Abstract: Systems, methods, and circuitries are provided for generating a frequency hopping radar signal. In one example, a radar signal modulator include a frequency offset generator, a phase locked loop, and a bandwidth compensation circuitry. The frequency offset generator is configured to generate a sequence of frequency offsets. The bandwidth compensation circuitry is configured to combine a modulation signal and the sequence of frequency offsets to generate a bandwidth compensated signal. The PLL is configured to receive the bandwidth compensated signal and generate a frequency hopping radar signal based on the bandwidth compensated signal.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: September 27, 2022
    Assignees: Infineon Technologies AG, POLITECNICO DI MILANO
    Inventors: Dmytro Cherniak, Salvatore Levantino, Mario Mercandelli
  • Patent number: 11440519
    Abstract: The present invention refers to a brake assist system (1) for cyclist on a bicycle (100) including a braking system (101) having a braking member (105) capable of exerting a braking force (FB) on a front wheel (101) of the bicycle (100) by the effect of a force (Fc) applied by the cyclist on a lever (103). The system (1) includes a sensor (2) for measuring the angular speed (?1) of the front wheel (101) of the bicycle (100); an actuator (3) capable of exerting an actuator force (FA), connectable to said braking system of the bicycle so that the actuator force (FA) opposes the force (Fc) applied by the cyclist on the lever (103), in order to reduce the braking force (FB); and a control module (4) configured for receiving, as an input, the signal representative of the angular speed (?1) of the front wheel (101) and for determining from this a deceleration (?) of the front wheel (101).
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: September 13, 2022
    Assignees: Blubrake s.r.l., Politecnico di Milano
    Inventors: Matteo Corno, Giulio Panzani, Sergio Matteo Savaresi, Fabio Todeschini, Luca D'Avico, Simone Fiorenti, Alessio Nicolò Cota
  • Publication number: 20220257844
    Abstract: It is an object of the present invention a method to introduce compounds inside red blood cells comprising: —providing red blood cells from a subject; —providing one or more compounds to be encapsulated in said red blood cells; —providing a loading device comprising a microporous matrix; —feeding said loading device with a suspension comprising said red blood cells and said one or more compounds; —collecting the red blood cells exiting from said loading device, which are encapsulated red blood cells; characterized in that: —said red blood cells and said one or more compound are in suspension at a pH of between 6.8 and 7.8, preferably of between 7.35 and 7.
    Type: Application
    Filed: June 19, 2020
    Publication date: August 18, 2022
    Applicant: POLITECNICO DI MILANO
    Inventors: Maria Laura COSTANTINO, Giustina CASAGRANDE, Monica PIERGIOVANNI, Elena BIANCHI, Clara BERNARDELLI
  • Publication number: 20220258861
    Abstract: Drone (5) which comprises a plurality of propellers (16) driven by motors (17) supported by at least one structure (18) with a winch (8) provided with a drum which can rotate by means of a motor (22) to unwind or wind a suspended cable (6), characterized in that the structure (18) comprises a central seat (19) in which the winch (8) is arranged, so that the center of mass of the drone (5) falls into the drum of the winch (8). The present description also relates to a method of controlling the attitude of the drone (5).
    Type: Application
    Filed: June 17, 2020
    Publication date: August 18, 2022
    Applicants: E-NOVIA S.P.A., POLITECNICO DI MILANO
    Inventors: Lorenzo Mario FAGIANO, Glauco BIGINI, Mattia DE SANTIS
  • Patent number: 11418007
    Abstract: A level-shifter includes an input node coupled to a laser driver input receiving a trigger signal, the input node receiving a signal indicating generation of a laser drive-pulse. A p-channel transistor has a source coupled to a supply node, a drain coupled to an output node, and a gate coupled to the input node. An n-channel transistor has a drain coupled to the drain of the p-channel transistor, a source coupled to ground, and a gate coupled to the input node. A first switch couples the input node to the output node. Another p-channel transistor has a source coupled to the supply node, a drain coupled to the output node by a second switch, and a gate coupled to the input node. The first switch closes and second switch opens when the signal is low, and the first switch opens and second switch closes when the signal is high.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: August 16, 2022
    Assignees: STMicroelectronics S.r.l., Politecnico Di Milano
    Inventors: Marco Zamprogno, Alireza Tajfar
  • Patent number: 11414383
    Abstract: Adducts are described, obtainable from the reaction product of a secondary amine and a diketone, with carbon allotropes in which the carbon is sp2 hybridized, such as graphene, graphite, fullerene, carbon nanotubes and the like, and an inorganic oxide-hy-droxide. A process for preparing said adducts is also described.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: August 16, 2022
    Assignees: PIRELLI TYRE S.p.A., POLITECNICO DI MILANO
    Inventors: Maurizio Stefano Galimberti, Vincenzina Barbera
  • Patent number: 11418199
    Abstract: In accordance with an embodiment, a method of operating a phase locked loop (PLL), the method including: comparing a phase of a reference signal with a phase of a clock signal using a plurality of parallel matched phase detection circuits to provide a plurality of phase detection signals, where each of the plurality of the parallel matched phase detection circuits is configured to have a same phase difference to output characteristic; filtering a sum of the plurality of phase detection signals to form a filtered phase detection signal; and controlling a frequency of an oscillator using the filtered phase detection signal, where the oscillator is configured to provide the clock signal.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: August 16, 2022
    Assignees: INFINEON TECHNOLOGIES AG, POLITECNICO DI MILANO
    Inventors: Dmytro Cherniak, Salvatore Levantino, Alessio Santiccioli
  • Publication number: 20220236745
    Abstract: Drone (5) which comprises a plurality of propellers (16) driven by motors (17) supported by at least one structure (18), in which a plurality of converters (15) are arranged around the structure (18) to convert electricity to high voltage in low voltage electricity. The present description also relates to a method of controlling the attitude of the drone (5).
    Type: Application
    Filed: June 17, 2020
    Publication date: July 28, 2022
    Applicants: E-NOVIA S.P.A., POLITECNICO DI MILANO
    Inventors: Lorenzo Mario FAGIANO, Glauco BIGINI, Mattia DE SANTIS
  • Patent number: 11396476
    Abstract: The present invention concerns an optical fibre comprising: an optical waveguide comprising a glass core surrounded by a glass cladding; a coating surrounding said optical waveguide comprising a cured polymer material comprising a polyester obtained by esterification of: a reactant A selected from an acid, a triglyceride, or a mixture of triglycerides having a C16-C24 aliphatic chain comprising at least two conjugated double bonds; and a polyol made of at least one monomer comprising at least 3 hydroxyl groups, the polyol being thermally stable up to 300° C. (reactant B). The present invention concerns also the above said polyester coating, a method for coating an optical fibre with said polyester coating and a method for obtaining predetermined mechanical properties of a coating for an optical fibre. The cured polymer forming the coating can be prepared by curing the polyester of the invention either thermally or by radiation.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: July 26, 2022
    Assignees: PRYSMIAN S.p.A., POLITECNICO DI MILANO
    Inventors: Lidia Terruzzi, Pamela De Martino, Attilio Citterio, Massimo Gola
  • Patent number: 11372072
    Abstract: A radio beacon system configured to assist autonomous flight of one or more unmanned aerial vehicles (UAVs), wherein the radio beacon system comprises: —a drone device (200), configured to be installed on an UAV and including a radio transceiver, and —a radio beacon device (100), configured to be installed on ground and including N antenna arrays (110, 120) with N?2, one or more radio transceivers configured to communicate with the radio transceiver of the drone device (200), and at least one processing unit (130), wherein each antenna array (110, 120) has M antenna elements (115, 125) with M?2 associated to respective beamforming electronic weights w(n, m), with n ranging from 1 to N and m ranging from 1 to M, wherein said at least one processing unit (130) is configured to perform an adaptive beamforming method for assisting autonomous flight of the UAV.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: June 28, 2022
    Assignees: POLITECNICO DI MILANO, DRB S.R.L.
    Inventors: Diego Piazza, Giuseppe Mena, Luca Reggiani
  • Publication number: 20220176589
    Abstract: A method for manufacturing cladding elements for use in construction, including a composite cement-based structure, including an elastically deformable support element having a first surface, a second surface and a plurality of spacer elements having an elongated shape positioned between the first and second surface to realize a plurality of interconnected cavities. The method further provides preparing a substantially fluid and water-based cementitious composition and introducing the substantially fluid cementitious composition into the support element to obtain a composite structure in a deformable state. After this, part of the fluid cementitious composition is removed from the support element, to eliminate the excess fluid cementitious composition and position the deformable composite structure in a forming device.
    Type: Application
    Filed: April 6, 2020
    Publication date: June 9, 2022
    Applicant: POLITECNICO DI MILANO
    Inventors: Tiziana POLI, Andrea ZANI, Alberto SPERONI, Andrea Giovanni MAININI
  • Publication number: 20220171180
    Abstract: Disclosed herein is a control system for a projection system, including a first subtractor receiving an input drive signal and a feedback signal and generating a first difference signal therefrom, the feedback signal being indicative of position of a quasi static micromirror of the projection system. A type-2 compensator receives the first difference signal and generates therefrom a first output signal. A derivative based controller receives the feedback signal and generates therefrom a second output signal. A second subtractor receives the first and second output signals and generates a second difference signal therefrom. The second difference signal serves to control a mirror driver of the projection system. A higher order resonance equalization circuit receives a pre-output signal from an analog front end of the projection system that is indicative of position of the quasi static micromirror, and generates the feedback signal therefrom.
    Type: Application
    Filed: December 2, 2020
    Publication date: June 2, 2022
    Applicants: Politecnico Di Milano, STMicroelectronics S.r.l.
    Inventors: Paolo FRIGERIO, Giacomo LANGFELDER, Luca MOLINARI, Giuseppe MAIOCCHI, Andrea BARBIERI
  • Patent number: 11346719
    Abstract: A Fourier-transform hyperspectral imaging system may include an optical imaging system configured to produce an image of an object, and an adjustable birefringent common-path interferometer module comprising a movable birefringent element and configured to produce interfering replicas of an input radiation which are delayed from each other by a phase delay adjustable by the moving birefringent element. The interferometer module may be configured to produce collinear replicas for entering optical rays parallel to said optical axis. The hyperspectral imaging system further comprises a two-dimensional light detector configured to receive the replicas and provide digital images of the object depending on said adjustable phase delay. The system also includes an analysis device configured to perform a Fourier Transform of the digital images to obtain a hyperspectral representation of the object.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: May 31, 2022
    Assignees: POLITECNICO DI MILANO, CONSIGLIO NAZIONALE DELLE RICERCHE
    Inventors: Cristian Angelo Manzoni, Giulio Cerullo, Dario Polli, Antonio Perri, Fabrizio Preda, Gianluca Valentini, Andrea Bassi
  • Publication number: 20220166510
    Abstract: A method for transmitting electromagnetic signals by a vehicle moving towards a target device including a communication system provided with a radiating system that receives and transmits electromagnetic signals, performs an alignment step with the target device to establish a first communication direction with the target device, communicates with the target device by orienting the radiating system to receive and transmit data along the first communication direction, and performs a subsequent phase for maintaining the alignment with the target device to determine a future position and an orientation of the radiating system with a sensor being operatively connected to an electronic control unit of the vehicle configured to implement control and/or driving assistance functions of the vehicle based on information received from the sensor, and ultimately orientates the electromagnetic signals emitted by the radiating system on the basis of the determined direction of communication.
    Type: Application
    Filed: March 9, 2020
    Publication date: May 26, 2022
    Applicant: POLITECNICO DI MILANO
    Inventors: Umberto SPAGNOLINI, Monica Barbara NICOLI, Mattia BRAMBILLA, Sergio Matteo SAVARESI, Giulio PANZANI
  • Publication number: 20220157197
    Abstract: A test bench assembly for simulating cardiac surgery includes a passive heart having at least one pair of cardiac chambers with an atrial chamber and a ventricular chamber. A reservoir is adapted to house working fluid. A pressure generator fluidically connects both to the ventricular chamber of the passive heart and to the reservoir. A pressure regulation device provides working fluid in input to the atrial chamber with preload pressure, and working fluid in output from the ventricular chamber with afterload pressure. The pressure regulation device fluidically connects both to the atrial chamber of the passive heart and to the ventricular chamber of the passive heart. The pressure regulation device has a single compliant element for each pair of cardiac chambers, which provides working fluid with both preload, and afterload pressures.
    Type: Application
    Filed: December 23, 2021
    Publication date: May 19, 2022
    Applicants: POLITECNICO DI MILANO, UNIVERSITA' DEGLI STUDI DI MILANO
    Inventors: Gianfranco Beniamino FIORE, Alberto Cesare Luigi REDAELLI, Riccardo VISMARA, Carlo ANTONA, Guido GELPI, Massimo Giovanni LEMMA, Andrea MANGINI
  • Publication number: 20220125622
    Abstract: An implantable and/or injectable device made of biodegradable material which comprises two hollow volumes where said device comprises a cylinder, which comprises a top portion and a bottom portion, where the top end and bottom end of said cylinder are open and via said openings on said top and bottom ends a first hollow volume and a second hollow volume are respectively accessed, where said first hollow volume and second hollow volume are separated from each other by a partition and are characterized in that the side wall of said first hollow volume has a thickness which is smaller than the thickness of the side wall of said second hollow volume. A method for manufacturing, filling with at least one active agent and closing said device and the use of the said device filled with at least one active agent for the treatment and/or the prevention of pathologies which require repeated and programmed administration over time.
    Type: Application
    Filed: March 11, 2020
    Publication date: April 28, 2022
    Applicant: POLITECNICO DI MILANO
    Inventors: Marco FERRONI, Francesco DE GAETANO, Matteo Giuseppe CEREDA, Federica BOSCHETTI
  • Patent number: 11313793
    Abstract: An opto-magnetic device includes an integrated optical circuit having an input for an input optical radiation and at least one output for an output optical radiation. The optical circuit defines an area sensible to the variations of a local refraction index probed by the optical radiation, destined to come in contact with the sample. A plurality of probe molecules are included to anchor to the sensible area, and a plurality of magnetic particles are included to anchor to molecules of the analyte, bound to the probe molecules upon a molecular recognition. A magnetic actuator is configured to generate a variable magnetic field and oscillate the magnetic particles to cause variation of the refraction index probed by the optical radiation in the sensible area, and a variation of at least one characteristic parameter of the output optical radiation correlated to a concentration of the molecules of the analyte.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: April 26, 2022
    Assignee: POLITECNICO DI MILANO
    Inventors: Riccardo Bertacco, Andrea Ivano Melloni, Parikshit Pratim Sharma, Nicola Peserico
  • Publication number: 20220116713
    Abstract: A method for controlling a loudspeaker having an electromechanical force transducer and a diaphragm by: Providing a non-linear electromechanical model configured to apply one or more desired conditions to a loudspeaker input digital audio signal, i.e. to an analogic input signal converted in a digital input signal; Providing an inverse non-linear electromechanical model of the transducer configured to receive a signal processed by the non-linear model and to linearize at least one mechanical and/or electrical and/or electromechanical non-linearity of the transducer; Converting the digital output signal of the electromechanical model into an analog signal for the transducer, So that the output signal comprises an input voltage signal for the transducer and at least the second non-linear model is a digital wave filter (hereinafter referred to as Wave Digital Filters, WDF) to provide a directly computable function in the discrete-time domain to get the input voltage signal for the transducer.
    Type: Application
    Filed: October 14, 2021
    Publication date: April 14, 2022
    Applicants: Elettromedia s.r.l., Politecnico di Milano
    Inventors: Alberto Bernardini, Lucio Bianchi, Pietro Pantaleone, Augusto Sarti
  • Patent number: 11273023
    Abstract: An implantable medical device obtained by means of two-photon laser polymerisation of a resin to form a three-dimensional matrix, wherein: said three-dimensional matrix comprises a number of levels distributed in height; and said three-dimensional matrix comprises reference means designed to uniquely identify the height of each level from a pre-set reference, by means of a multi-photon fluorescence-excitation microscope; said implantable medical device being characterised in that said reference means comprise a solid having a cross section that varies with height.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: March 15, 2022
    Assignees: POLITECNICO DI MILANO, UNIVERSITA' DEGLI STUDI DI MILANO-BICOCCA, CONSIGLIO NAZIONALE DELLE RICERCHE
    Inventors: Manuela Teresa Raimondi, Giulio Cerullo, Claudio Conci, Tommaso Zandrini, Roberto Osellame, Giuseppe Chirico
  • Publication number: 20220074837
    Abstract: A computer-implemented method for the probabilistic assessment of fatigue of component parts in the presence of manufacturing defects comprises the following steps: importing predefined input data concerning at least one part of a component to be assessed; distinguishing a surface region of the part from an internal region; determining the volume and stress/deformation applied to the surface region and to the internal region; assigning the distribution of defects to a group of elements defined by the user; determining the maximum dimension of the defect in each surface or internal region considered; determining the critical dimension of the defect in each surface region or internal region by considering the fatigue strength of the material at the number of cycles under consideration, the stress/deformation applied and the position of each surface or internal region; calculating the reliability of at least one of the surface or internal regions considered.
    Type: Application
    Filed: December 18, 2019
    Publication date: March 10, 2022
    Applicant: POLITECNICO DI MILANO
    Inventors: Stefano BERETTA, Simone ROMANO, Stefano MICCOLI