Patents Assigned to Politecnico di Milano
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Publication number: 20230288256Abstract: An electromagnetic radiation spectrum detection system including a sensor device and an electronic control and processing module. The sensor device may include two photodiodes. The sensor device may convert an incident electromagnetic radiation (EMR) into electrical current. The electronic control and processing module may store numerical calibration values representative of a responsivity matrix of the sensor device. The electronic control and processing module may selectively provide the sensor device with electrical control voltage values (VB). The electronic control and processing module may process the values of detected electric currents (Iph) and the numerical calibration values to obtain spectrum information related to incident electromagnetic radiation spectrums. The electronic control and processing module may determine power spectral density of incident electromagnetic radiation.Type: ApplicationFiled: July 29, 2021Publication date: September 14, 2023Applicant: Politecnico di MilanoInventors: Jacopo Frigerio, Giovanni Isella, Andrea Ballabio, Andrea De Iacovo, Lorenzo Colace
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Publication number: 20230289561Abstract: A computer-implemented method for the generation of a mathematical model with reduced computational complexity comprises at least the following steps: receiving at input a dataset comprising a plurality of input-output pairs relating to a phenomenon under consideration; receiving at input a plurality of functions relating to principles governing the phenomenon under consideration; determining a first term starting from the dataset comprising a plurality of input-output pairs; determining a second term starting from the functions relating to principles; generating a mathematical model by means of at least one artificial neural network trained on the basis of a loss function obtained starting from the first term and the second term.Type: ApplicationFiled: June 25, 2021Publication date: September 14, 2023Applicant: POLITECNICO DI MILANOInventors: Luca DEDE', Alfio QUARTERONI, Francesco REGAZZONI
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Publication number: 20230269566Abstract: A method of communication between two agents, at least one of which is a mobile vehicle, where a first agent includes at least one sensor and a second agent includes a second sensor. The second agent sends to the first agent, via a radio link, features and control parameters of the second sensor necessary to directly query the second sensor. The first agent sends to the second sensor a request for data selected by the first agent on the basis of a selection criterion dependent on the features of the second sensor, the request generated using the control parameters of the second sensor. The second agent sends to the first agent the second sensor’s data requested with said data request. Several agents adapted to implement the method are also described.Type: ApplicationFiled: May 10, 2021Publication date: August 24, 2023Applicant: POLITECNICO DI MILANOInventors: Umberto SPAGNOLINI, Marouan MIZMIZI
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Patent number: 11735066Abstract: 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: GrantFiled: December 23, 2021Date of Patent: August 22, 2023Assignees: POLITECNICO DI MILANO, UNIVERSITA' DEGLI STUDI DI MILANOInventors: Gianfranco Beniamino Fiore, Alberto Cesare Luigi Redaelli, Riccardo Vismara, Carlo Antona, Guido Gelpi, Massimo Giovanni Lemma, Andrea Mangini
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Publication number: 20230256449Abstract: A micro-droplet plate including at least one fixed element which is a rigid flat support which has an upper face and a lower face, having, on said upper face, wells connected together by microchannels, said wells being delimited by a hydrophobic rim and crossed by a hole, where said wells and said microchannels define at least one microfluidic circuit; and moving elements, received in said wells through said holes, which are cylinders having an upper base and a lower base. The moving elements move, even independently of each other, along their vertical axis, and the upper base of said moving elements includes a hydrophilic surface with relief items.Type: ApplicationFiled: April 28, 2021Publication date: August 17, 2023Applicants: POLITECNICO DI MILANO, FONDAZIONE CENTRO SAN RAFFAELEInventors: Elena BIANCHI, Oronza Antonietta BOTRUGNO, Gabriele Angelo DUBINI, Monica PIERGIOVANNI, Giovanni TONON, Paola DE STEFANO, Luca LEONI, Pietro OLDANI
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Patent number: 11725082Abstract: The invention relates to a method for attenuating vibrations and/or shocks, said method comprising providing a damper assembly which comprises a moving part and a supramolecular polymer in contact with said moving part, and exposing said moving part to said vibrations and/or shocks, wherein said supramolecular polymer is obtained by reacting: at least one first polymer [polymer (P1)] comprising a polymer chain [chain (R)] consisting of a plurality of non-ionisable recurring units [units (U)], said polymer (P1) having two chain ends (E1, E1?), each end comprising at least one ionisable acid group, and at least one second polymer [polymer (P2)] comprising a polymer chain [chain (R)] consisting of a plurality of recurring units [units (U)], said chain (R) being equal to or different from that of polymer (P1), and said polymer (P2) having two chain ends (E2, E2?), each end comprising at least one ionisable amino group.Type: GrantFiled: July 15, 2020Date of Patent: August 15, 2023Assignees: SOLVAY SPECIALTY POLYMERS ITALY S.P.A., POLITECNICO DI MILANOInventors: Claudio Adolfo Pietro Tonelli, Floryan De Campo, Antonio Mattia Grande
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Publication number: 20230236013Abstract: An inertial sensor including a substrate, a first pair of proof masses sensitive to rotation movements occurring around a first direction and a third direction, a second pair of proof masses sensitive to rotation movements occurring around a second direction and the third direction, an excitation device, four frames, a rotatable frame and a sensing system connected to the rotatable frame. This inertial sensor is characterized in that the excitation device is configured to force the first pair of proof masses and the second pair of proof masses into a motion going towards and away from the sensing system, and wherein the readout of the rotation movements occurring in each of the three directions is achieved with piezoelectric gauges.Type: ApplicationFiled: January 19, 2023Publication date: July 27, 2023Applicants: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, POLITECNICO DI MILANOInventors: Giacomo LANGFELDER, Marco GADOLA
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Publication number: 20230226304Abstract: A stand-alone continuous positive airways pressure, CPAP, apparatus having a face-mask and a connected electro-mechanical device to supply air to the face-mask is disclosed. The electro-mechanical device includes a pneumatic channel for flowing air to be delivered to the face mask and a control unit for managing the air pressure of the air inside the pneumatic channel. The CPAP apparatus includes a turbine fan, located in the electro-mechanical device housing, connected to the control unit for pressurizing atmospheric air. The pneumatic channel includes an inlet portion located upstream of the turbine fan to receive atmospheric air, and an outlet portion located downstream of the turbine fan to deliver the pressurized air to the face-mask through an outlet opening. The pneumatic channel also longitudinally extends from the inlet portion to the outlet portion.Type: ApplicationFiled: May 4, 2021Publication date: July 20, 2023Applicants: OSPEDALE SAN RAFFAELE S.R.L., POLITECNICO DI MILANOInventors: Giovanni LANDONI, Alberto ZANGRILLO, Filippo CONSOLO, Alberto REDAELLI, Gianfranco Beniamino FIORE, Alessandro CAIMI
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Patent number: 11701928Abstract: A rim for wheel is described including a measuring system for detecting the vertical load applied to the wheel. The measuring system includes a sensor adapted to detect a deformation of the rim and to transmit a deformation signal to a processing unit. The processing unit receives an output signal of the sensor related to the deformation of the rim detected, and determines the vertical load applied to the wheel.Type: GrantFiled: March 14, 2019Date of Patent: July 18, 2023Assignee: POLITECNICO DI MILANOInventors: Massimiliano Gobbi, Gianpiero Mastinu, Stefano Dell'Agostino
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Publication number: 20230207154Abstract: A flame-retardant cable includes at least one core comprising a conductor and at least one protecting layer surrounding the core. The protecting layer is made from a low smoke zero halogen (LSOH) flame-retardant polymer composition comprising at least 70 phr of a polyethylene homopolymer or copolymer having a density lower than 0.90 g/cm3 as a halogen-free polymeric base, and: a) 100 to 800 phr of at least one metal hydroxide; and b) at least 10 phr of a tannin.Type: ApplicationFiled: December 21, 2022Publication date: June 29, 2023Applicants: Prysmian S.p.A., Politecnico di MilanoInventors: Elena RODA, Cristian GAMBAROTTI, Ada TRUSCELLO, Franco GALLETTI
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Publication number: 20230194910Abstract: A MEMS based device includes a phononic crystal body formed from unit cells and having a defect line extending through the phononic crystal body. Unit cells inside of the defect line lack a same phononic bandgap as the unit cells outside of the defect line. An input MEMS resonator is mechanically coupled to a first end of the defect line, and an output MEMS resonator is mechanically coupled to a second end of the defect line. Each of the unit cells outside of the defect line has an identical geometry. The input MEMS resonator and output MEMS resonator each have a natural frequency within the same phononic bandgap possessed by the unit cells outside of the defect line. There may be more than one defect line, and in such cases, the MEMS device may include more than one input MEMS resonator and/or more than one output MEMS resonator.Type: ApplicationFiled: December 22, 2021Publication date: June 22, 2023Applicants: STMicroelectronics S.r.l., Politecnico Di MilanoInventors: Valentina ZEGA, Chiara GAZZOLA, Luca Giuseppe FALORNI, Attilio FRANGI
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Publication number: 20230181158Abstract: A portable two-mode probe intended to be applied against a biological tissue to be examined, the probe comprising: an ultrasonic transducer (34, 63), configured to emit ultrasonic waves into the tissue and to receive ultrasonic waves reflected by the tissue, the transducer extending along a transverse axis; at least two optodes (32, 60, 62a, 62b) placed on either side of the transverse axis, such that the transducer extends between the two optodes; each optode comprising a casing (52, 61), the casing containing: a light emitter (31), configured to emit a light wave toward the tissue; and/or an optical detector (32), configured to detect a light wave scattered by the tissue; the optodes being arranged such that at least one light emitter and at least one optical detector are placed on either side of the transducer; at least one optical detector having a detection area (53, 63a, 63b) formed from a semiconductor and connected to a circuit board (54).Type: ApplicationFiled: March 3, 2020Publication date: June 15, 2023Applicants: Micro Photon Devices Srl, VERMON S.A., COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, POLITECNICO DI MILANOInventors: Simone TISA, Alessandro RUGGERI, Bogdan ROSINSKI, Emmanuel MONTAUBAN, Jean-Marc DINTEN, Antonio PIFFERI, Paola TARONI, Alberto DALLA MORA, Alberto TOSI
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Patent number: 11673270Abstract: This disclosure relates to a method of controlling a collaborative robot, or “cobot”. According to the disclosed method the “cobot” is controlled so as to make it ready to perform a task in collaboration with the human operator only when the latter is about to move into a work sector to carry out the task collaborating with the robot.Type: GrantFiled: June 7, 2019Date of Patent: June 13, 2023Assignees: POLITECNICO DI MILANO, SMART ROBOTS S.R.L.Inventors: Andrea Maria Zanchettin, Luigi Piroddi, Paolo Rocco, Andrea Casalino
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Publication number: 20230168408Abstract: A system to detect the passage of a small animal through an opening. The system includes a first capacitor and a second capacitor arranged sequentially along a direction substantially perpendicular to the plane of the opening. Each of the capacitors includes two electrodes arranged on the outside of the opening and having substantially a U shape. An evaluation unit is electrically connected to the two capacitors to evaluate the change in capacitance of at least one of the two capacitors produced by the passage of an animal through the opening.Type: ApplicationFiled: April 15, 2021Publication date: June 1, 2023Applicant: POLITECNICO DI MILANOInventors: Dario Andrea Nicola NATALI, Luis Francisco Mollá MUNILLA
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Patent number: 11649440Abstract: The present invention refers to Amadoriase enzyme protein variants having de-glycating activity and improved thermostability compared to the wild type Amadoriase. The present invention refers also to the use of the thermostabilized Amadoriase as deglycating agent, preferably in the food industry. Moreover, the present invention refers to the use of the thermostabilized Amadoriase as diagnostic and/or therapeutic tools. Preferably, the Amadoriase enzyme protein variants of the invention can be used for determining the level of glycated haemoglobin in a biological sample and therefore for monitoring diabetes.Type: GrantFiled: June 21, 2018Date of Patent: May 16, 2023Assignees: FONDAZIONE ISTITUTO ITALIANO DI TECNOLOGIA, POLITECNICO DI MILANOInventors: Alfonso Gautieri, Emilio Parisini, Federica Rigoldi, Stefano Donini, Alberto Redaelli
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Patent number: 11646790Abstract: An optical system (100) is described including: a reconfigurable optical device (103) with multiplexing wavelength division, comprising a plurality of actuators (A1-AN) and having associated a number of optical channels (M) and a number of degrees of freedom (N) lower than the number of optical channels; an optical stimulus source (106) connected to said reconfigurable optical device (103) to provide an optical stimulation signal (Sin) having a wavelength band including a plurality of wavelengths associated with the optical channels; an optical-electric conversion device (200) configured to receive from said reconfigurable optical device (103) an optical monitoring signal (Sout) corresponding to the optical stimulation signal (Sin) and to provide a group of electrical signals of intensity (SEL1-SELK) each representative of an intensity of the optical monitoring signal (Sout) evaluated at a relative wavelength included in said band.Type: GrantFiled: November 4, 2020Date of Patent: May 9, 2023Assignee: Politecnico di MilanoInventors: Francesco Morichetti, Andrea Ivano Melloni, Douglas Oliveira Morais de Aguiar
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Publication number: 20230126043Abstract: A writing instrument that includes a writing element for depositing a writing material on a support and a plurality of sensors including at least a force sensor and a movement sensor, a communication unit that exchanges data with a remote device a control unit connected to the sensors and to the communication unit in order to transmit to the remote device the measurements provided by the sensors, a memory unit connected to the control unit that stores one or more measurements from the sensors; and a hollow casing that contains at least part of the writing element so that the writing end is exposed, and also houses the sensors, the control unit, the memory unit and the communication unit.Type: ApplicationFiled: March 30, 2021Publication date: April 27, 2023Applicants: POLITECNICO DI MILANO, UNIVERSITA' DEGLI STUDI DI MILANOInventors: Simona FERRANTE, Alessandra Laura Giulia PEDROCCHI, Francesca LUNARDINI, Davide DI FEBBO, Milad MALAVOLTI, Nunzio Alberto BORGHESE
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Publication number: 20230120357Abstract: Disclosed are a method, a composition and a device for the introduction of exogenous nucleic acids into eukaryotic cells by non-viral vectors (non-viral transfection). The method according to the invention is based on application of a high-frequency oscillatory motion to a solution containing nucleic acids and cationic polymers or lipids to obtain particles (complexes) with high transfection efficiency.Type: ApplicationFiled: May 21, 2021Publication date: April 20, 2023Applicant: POLITECNICO DI MILANOInventors: Gabriele Candiani, Nina Bono, Federica Ponti
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Patent number: 11604292Abstract: It is described a charge preamplifier device (100) integrated in a chip (200) of semiconductive material comprising: an input (IN) for an input signal (iIN) and an output (OUT) for an output signal (vOUT); a substrate (202) of semiconductive material doped according to a first type of conductivity; an electrically insulating layer (204) placed on said substrate (202); a feedback capacitor (Cf) integrated in the chip (200) and comprising a first electrode (3) connected to the input (IN) and a second electrode (2) connected to the output (OUT). The second electrode (2) is formed by a doped conductive region (205) having a second type of conductivity, opposite to the first type of conductivity, and integrated in the substrate (202) in order to face the first electrode (3).Type: GrantFiled: November 19, 2019Date of Patent: March 14, 2023Assignee: Politecnico di MilanoInventors: Filippo Mele, Giuseppe Bertuccio
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Patent number: 11589444Abstract: An apparatus for illuminating objects nay include: an imaging device configured to capture an image of an area and to generate a first signal representative of the captured image, wherein the imaging device is further configured to be activated to capture the image of the area under uniform illumination; a processing unit configured to receive the first signal; process the first signal to identify one or more shapes bounded by edges in an acquired image; and process the acquired image by filling each of the identified one or more shapes with a first color, and by filling parts of the acquired it age external to the edges with a second color, to generate a second signal representative of the processed image; and an image projection device configured to receive the second signal; generate a light beam representative of the processed image; and direct the light beam to the area.Type: GrantFiled: July 27, 2018Date of Patent: February 21, 2023Assignee: Politecnico di MilanoInventors: Francesco Murano, Manuela Celi