| Politecnico di Milano Patent applications |
| Patent application number | Title | Published |
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| 20130081466 | MICROELECTROMECHANICAL SENSOR WITH NON-CONDUCTIVE SENSING MASS, AND METHOD OF SENSING THROUGH A MICROELECTROMECHANICAL SENSOR - A microelectromechanical sensor includes: a supporting structure, having at least one first electrode and one second electrode, which form a capacitor; and a sensing mass made of non-conductive material, which is arranged so as to interact with an electric field associated to the capacitor and is movable with respect to the supporting structure according to a degree of freedom so that a relative position of the sensing mass with respect to the first electrode and to the second electrode is variable in response to external stresses. The sensing mass is made of a material selected in the group consisting of: intrinsic semiconductor materials, oxides of semiconductor materials, and nitrides of semiconductor materials. | 04-04-2013 |
| 20130064313 | METHOD FOR CHANNEL ESTIMATION, RELATED CHANNEL ESTIMATOR, RECEIVER, AND COMPUTER PROGRAM PRODUCT - An embodiment of a method for channel estimation for an Orthogonal Frequency Division Multiplexing communication system, including estimating a Time Domain Least Squares channel impulse response having a given maximum number of L taps based on a channel covariance matrix Q, and for each tap l=1, . . . , L a respective channel impulse response in the time-domain ĥ | 03-14-2013 |
| 20130033937 | METHODS FOR PROGRAM VERIFYING A MEMORY CELL AND MEMORY DEVICES CONFIGURED TO PERFORM THE SAME - A method for program verify is disclosed, such as one in which a threshold voltage of a memory cell that has been biased with a programming voltage can be determined and its relationship with multiple program verify voltage ranges can be determined. The program verify voltage range in which the threshold voltage is located determines the subsequent bit line voltage. The subsequent bit line voltage may be less than a previous bit line voltage used to program the memory cell. | 02-07-2013 |
| 20130033936 | METHODS TO OPERATE A MEMORY CELL - Memory devices and methods for operating a memory cell are disclosed, such as a method that uses two program verify levels (e.g., low program verify level and program verify level) to determine how a data line voltage should be increased. A threshold voltage of a memory cell that has been biased with a programming voltage is determined and its relationship with the two program verify levels is determined. If the threshold voltage is less than the low program verify level, the data line can be biased at a ground voltage (e.g., 0V) for a subsequent programming pulse. If the threshold voltage is greater than the program verify level, the data line can be biased at an inhibit voltage for a subsequent programming pulse. If the threshold voltage is between the two program verify levels, the data line voltage can be increased for each subsequent programming pulse in which the threshold voltage is between the two program verify levels. | 02-07-2013 |
| 20130017342 | METHOD AND APPARATUS FOR DEPOSITING NANOSTRUCTURED THIN LAYERS WITH CONTROLLED MORPHOLOGY AND NANOSTRUCTUREAANM Riccardi; ClaudiaAACI MilanoAACO ITAAGP Riccardi; Claudia Milano ITAANM Piselli; MorenoAACI MilanoAACO ITAAGP Piselli; Moreno Milano ITAANM Fumagalli; Francesco SirioAACI TianoAACO ITAAGP Fumagalli; Francesco Sirio Tiano ITAANM Di Fonzo; FabioAACI MilanoAACO ITAAGP Di Fonzo; Fabio Milano ITAANM Bottani; Carlo EnricoAACI MilanoAACO ITAAGP Bottani; Carlo Enrico Milano IT - A method for producing, by means of plasma, nanostructured thin layers particularly of the hierarchically organized type, and an apparatus for implementing the method, are described. At least a first chamber ( | 01-17-2013 |
| 20120132003 | MEMS BIAXIAL RESONANT ACCELEROMETER - A microelectromechanical detection structure for a MEMS resonant biaxial accelerometer is provided with: an inertial mass, anchored to a substrate by elastic elements to be suspended above the substrate. The elastic elements enabling inertial movements of the inertial mass along a first axis of detection and a second axis of detection that belong to a plane of main extension of said inertial mass, in response to respective linear external accelerations. At least one first resonant element and one second resonant element have a respective longitudinal extension, respectively along the first axis of detection and the second axis of detection, and are mechanically coupled to the inertial mass through a respective one of the elastic elements to undergo a respective axial stress when the inertial mass moves respectively along the first axis of detection and the second axis of detection. | 05-31-2012 |
| 20120058450 | OSTEOINTEGRATIVE INTERFACE - Dental implant with biomimetic osteointegrative interface has a substrate of biocompatible material with a first layer thereon, having a first concentration of oxide of the biocompatible material, enriched with a second concentration of phosphorus and with a third concentration of calcium. The ratio between the concentration of calcium and the concentration of phosphorus is greater than two and the biomimetic osteointegrative interface further comprising a second layer having a first surface in contact with the first layer, and a second surface, the second layer having a fourth concentration of oxide enriched with a fifth concentration of calcium and a sixth concentration of phosphorus, the fourth concentration being less than the fifth and sixth concentrations and the ratio between the fifth concentration of calcium and the sixth concentration of phosphorus being no less than three. | 03-08-2012 |
| 20120033099 | PHOTO-DETECTOR AND METHOD FOR DETECTING AN OPTICAL RADIATION - An image acquisition system comprises a radiation photodetector implementing at least two tunable spectral responses indicating the photodetector sensitivity as a function of the wavelength. The photodetector includes means for receiving at least two configuration signals controlling the tuning of at least part of the shape of the at least two spectral responses. The system comprises a control module for receiving an identification signal indicating the spectral intensity of a source of light, detecting that the source spectral intensity shape in at least one spectrum portion is different from the reference spectral intensity shape in the at least one spectrum portion, and changing a configuration signal in order to change a spectral response shape in the at least one spectrum portion as a function of the difference between the shape of the source spectral intensity and the shape of the reference spectral intensity in the at least one spectrum portion. | 02-09-2012 |
| 20120019410 | PROCESS FOR FILTERING INTERFEROGRAMS OBTAINED FROM SAR IMAGES ACQUIRED ON THE SAME AREA - A process for filtering interferograms obtained from SAR images, acquired on the same area by synthetic aperture radars, comprising the following steps: a) acquiring a series of N radar images (Al . . . AN) by means of a SAR sensor on a same area with acquisition geometries such as to allow re-sampling of the data on a common grid; b) after re-sampling on a common grid, selecting a pixel from the common grid; c) calculating the coherence matrix of the selected pixel, that is estimating the complex coherence values for each possible pair of available images; d) maximizing, with respect of the source vector θ, here an unknown element, the functional: (formula) being R the operator which extracts the real part of a complex number, γ | 01-26-2012 |
| 20120016280 | ABDOMINAL CIRCULATORY PUMP DEVICE - The abdominal circulatory pump uses expulsive manoeuvres performed by contraction of the diaphragm while stabilizing, contracting or compressing the abdominal wall to increase abdominal pressure and pump blood. At the same time, it can be used to lower pleural pressure around the surface of the lung to provide ventilation. In humans the blood in the splanchnic circulation; i.e., the blood in the abdominal contents, is a reservoir of about 20% to 25% of the whole body blood volume. The increase in abdominal pressure forces this blood to flow out of the abdomen and through the body. | 01-19-2012 |
| 20110320795 | POWER MANAGEMENT USING CONSTRAINTS IN MULTI-DIMENSIONAL PARAMETER SPACE - An embodiment of a method and system are provided for managing both system resources and power consumption of a computer system, involving different layers of the system: an application layer, a middle layer where the operating system is running and where a power manager is provided, and a hardware layer used for communicating with the hardware devices. Hardware devices have different operating modes which provide distinct trade-offs between performances and power consumption. Performance requirements defined at the level of the application layer, as well as the device power status of the system, set constraints on the system resources. The middle layer power manager may be in charge of retrieving performance requirements in form of constraints set on system parameters, aggregating these constraints opportunely and communicating corresponding information to the device drivers which may then select a best operating mode. | 12-29-2011 |
| 20110317890 | SYSTEM AND METHOD FOR ADVANCED SCANNING AND FOR DEFORMATION SIMULATION OF SURFACES - A system and method for advanced scanning and for simulation of the deformation of surfaces are particularly advantageous for the application of three-dimensional scanning in the medical field. The system and the method allow obtaining digital models of surfaces characterized by an elevated signal-to-noise ratio and by the absence of artefacts due to the movements of the subject during the timing of the scanning. In particular, therefore, the method and system allow obtaining digital models of the surface of particular anatomical areas adapted for the pre-surgery planning, for the estimation and the evaluation of the surgical outcome and for the simulation of the deformation of the bodily surfaces due to predetermined movements performed by the subject. | 12-29-2011 |
| 20110286510 | ELECTRONIC DEVICE FOR GENERATING A FRACTIONAL FREQUENCY - It is described an electronic device for generating a fractional synthesized frequency. The device comprises a multi-phase controlled oscillator configured to generate, from a control signal, a plurality of signals phase-shifted each other and comprises a phase detector configured to receive a selected signal from the plurality of phase-shifted signals, to receive a reference signal and to measure a difference between a phase of the selected signal and a phase of the reference signal. The electronic device further comprises control means for estimating, from the measured phase difference, a phase error affecting the generation of at least one of the plurality of phase-shifted signals, and for generating a corrected measure of the phase difference taking into account the estimated phase error, the corrected measure being used to provide the control signal. | 11-24-2011 |
| 20110268609 | OXYGENATOR WITH INTEGRATED ARTERIAL FILTER INCLUDING FILTER FRAME - An oxygenator combines, in a single structure, a heat exchanger, a gas exchanger, an arterial filter, and a filter frame. Such an oxygenator permits fewer fluid connections and thus may simplify an extracorporeal blood circuit, including a heart-lung machine and a blood reservoir, in which it is used. In some embodiments, the oxygenator may be configured to include multiple purge ports for purging bubbles both before and after filtering the blood. | 11-03-2011 |
| 20110128538 | System for Generating Raman Vibrational Analysis Signals - A system for generating signals for Raman vibrational analysis, particularly for a CARS microscope or spectroscope of an external specimen, the system comprising a a laser source apt to emit at least one fundamental optical pulse in a first band of fundamental frequencies comprising at least one first (ω | 06-02-2011 |
| 20110110999 | METHOD OF MANUFACTURING NATURAL OR SYNTHETIC FIBERS CONTAINING SILVER NANO-PARTICLES - There is described a method for the deposition of silver nanoparticles on the surface of natural or synthetic textile fibers. | 05-12-2011 |
| 20110058632 | METHOD AND DEVICE FOR SOFT-OUTPUT DETECTION IN MULTIPLE ANTENNA COMMUNICATION SYSTEMS - An embodiment of a method and device for detecting a signal and generating bit soft-output of a multiple-input multiple-output system is provided. The device includes at least one channel estimates pre-processing unit, one received vector processing and one detection and soft-output generation unit. The pre-processing unit calculates multiple QR Decompositions of the input channel estimation matrix. The detection and soft-output generation unit computes near optimal bit soft output information with a deterministic complexity and latency. It may implement a reduced complexity search method. Globally, embodiments of the invention may allow achieving low complexity, high data rate, scalability in terms of the dimension of the MIMO system and flexibility versus the supported modulation order, all potentially key factors for most MIMO wireless transmission applications. | 03-10-2011 |
| 20110056294 | MEMS RESONANT ACCELEROMETER HAVING IMPROVED ELECTRICAL CHARACTERISTICS - A MEMS resonant accelerometer is disclosed, having: a proof mass coupled to a first anchoring region via a first elastic element so as to be free to move along a sensing axis in response to an external acceleration; and a first resonant element mechanically coupled to the proof mass through the first elastic element so as to be subject to a first axial stress when the proof mass moves along the sensing axis and thus to a first variation of a resonant frequency. The MEMS resonant accelerometer is further provided with a second resonant element mechanically coupled to the proof mass through a second elastic element so as to be subject to a second axial stress when the proof mass moves along the sensing axis, substantially opposite to the first axial stress, and thus to a second variation of a resonant frequency, opposite to the first variation. | 03-10-2011 |
| 20110054738 | SYSTEM FOR ENHANCING CORNERING PERFORMANCE OF A VEHICLE EQUIPPED WITH A STABILITY CONTROL SYSTEM - A system for controlling a vehicle having a brake assembly for exerting braking force on at least one wheel on the basis of a number of control parameters is provided. The system has a vehicle stability control system configured to generate the control parameters as a function of a control quantity associated with the intensity of the braking force to be exerted on the wheels; and a vehicle handling enhancement system configured to calculate, in the presence of cornering acceleration of the vehicle, a reference vehicle yaw rate on the basis of at least the longitudinal velocity of the vehicle and the steer angle of the vehicle, and to adjust the control quantity to zero the difference between the actual yaw rate and the reference vehicle yaw rate. | 03-03-2011 |
| 20110040749 | METHOD FOR EXTRACTING, MERGING AND RANKING SEARCH ENGINE RESULTS - A method and a computer program product for identifying the domains, selecting for each domain one domain-specific search engine and data source to be involved, generating the domain-specific subqueries for each selected search engine, defining a strategy for sending requests to each search engine and data source, and receiving, merging and ranking results. The result of the multi-domain query is a list of combinations, where every combination consists of a tuple of data, each relative to one of the domains of the query; such data is present in the results returned either by search engines or by data sources. The method provides the combinations having the highest combination score, as computed by a monotone aggregation function over the combinations. | 02-17-2011 |
| 20100312449 | SYSTEM AND METHOD FOR CONTROLLING TRACTION IN A TWO-WHEELED VEHICLE - The present invention refers to a system and method for controlling traction in a two-wheeled vehicle comprising a torque controlled motor and a plurality of sensors for instantaneously measuring driving parameters (v, φ, θ, ω, x, a, RPM, gear) of said vehicle, the method comprising the steps of determining a reference slip value (λ | 12-09-2010 |
| 20100301532 | ONE-PIECE MULTIPOLE PLATE FOR A MAGNETIC HOLDING APPARATUS, PROCESS FOR MAKING SUCH PLATE AND MAGNETIC APPARATUS USING SUCH PLATE - The present invention relates to a one-piece multipole plate for a magnetic clamping apparatus, a process for making such plate and a magnetic apparatus having such plate, wherein the magnetic apparatus has a plurality of pole pieces and said plurality of pole pieces extend from said plate and are formed of one piece with said plate. | 12-02-2010 |
| 20100299028 | METHOD FOR CONTROLLING AN ELECTRONICALLY ADJUSTABLE STEERING DAMPER FOR A TWO-WHEELED VEHICLE AND APPARATUS IMPLEMENTING IT - The present invention refers to a method for controlling an electronically adjustable steering damper in a two-wheeled vehicle or motor vehicle, and to an apparatus implementing it, in which the steering damper is able to exert a damping torque on a steering assembly ( | 11-25-2010 |
| 20100213071 | Treatment Of An Osteointegrative Interface - A method for the biomimetic treatment of an osteointegrative interface on a substrate of biocompatible metal of titanium, tantalum, or their alloys, includes performing a first ASD anodic deposition treatment of the osteointegrative interface in a calcium glycerophosphate solution, performing a second ASD anodic deposition treatment of the osteointegrative interface in a calcium hydroxide solution and performing an immersion of the osteointegrative interface in a potassium or sodium hydroxide solution. | 08-26-2010 |
| 20100206067 | HYDRAULIC MONITORING UNIT - The present invention concerns a device ( | 08-19-2010 |
| 20100197967 | PROCESS FOR THE PURIFICATION OF ALPHA, OMEGA-DIIODOPERFLUORINATED COMPOUNDS - The invention concerns a process for purifying α,ω-diiodoperfluorinated compounds of formula 1-(CF | 08-05-2010 |
| 20100161238 | Method and System for Detecting Peptide Peaks in HPLC-MS Signals - The present invention relates to a method, a computer tool and a system for detecting peptide peaks in measurement signals ( | 06-24-2010 |
| 20100147305 | System and Method for the Automatic Detection of the Expiratory Flow Limitation - The present invention refers to a system and a method for the automatic detection of the expiratory flow limitation of a subject. In an embodiment thereof the system for the automatic detection of expiratory flow limitation of a subject comprises determining the respiratory impedance of the subject comprising an imaginary component and, eventually, of a real part or, at least, by applying a forcing signal with one or more spectral components to the airway opening of a subject combined with measuring time courses of pressure and flow at the airway opening; determining at least one index linked to respiratory impedance or pressure and flow time courses; indicating the positioning of at least one index in relation to a preset threshold value. | 06-17-2010 |
| 20100117059 | LIGHT MODULATION COMPRISING SI-GE QUANTUM WELL LAYERS - Optical modulators include active quantum well structures coherent with pseudosubstrates comprising relaxed buffer layers on a silicon substrate. In a preferred method the active structures, consisting of Si | 05-13-2010 |
| 20100071385 | Air-Conditioning System for Technical Wear - The present invention relates to a thermoelectric motor ( | 03-25-2010 |
| 20100044822 | LUMINOUS RADIATION COLOUR PHOTOSENSITIVE STRUCTURE - There is described a structure which is photosensitive to the colour of a light radiation; said structure being formed by a semiconductor substrate having a first type of conductivity and the substrate is adapted to generate a different distribution of carriers upon incidence of a light radiation as the depth varies as a function of the at least one wave length of the light radiation. The structure comprises at least one first and one second element, both arranged in the substrate and adapted to collect the generated carriers; both the first and second element being adapted to generate first and second electrical signals as a response to the amount of collected carriers. The structure comprises means adapted to generate an electrical field orthogonal to the upper surface of the substrate and further means adapted to generate an electrical field transversal to the structure and parallel to its upper surface: said means in combination with said further means are adapted to generate a resulting electrical field such as to determine different trajectories for the carriers within the substrate as a function of the at least one wave length of the incident light radiation. The trajectories are directed towards the first element or towards the second element. | 02-25-2010 |
| 20100032834 | METHOD FOR FORMING BUMPS IN SUBSTRATES WITH THROUGH VIAS - A method for manufacturing solder bumps for through vias in a substrate having a first surface and a second surface opposed to each other. The method includes the steps of forming a blind hole extending in the substrate from the first surface for each via and filling each blind hole with a conductive filler; a deepest part of each filler includes a bump portion made of a solder material. The method further includes the step of removing a part of the substrate extending from the second surface to have at least the bump portions protrude from the substrate. The non-protruding part of each filler defines the corresponding via and the bump portion defines the corresponding bump. | 02-11-2010 |
| 20090268809 | Method, apparatus and system for robust video transmission - A method of transmitting video data related to a sequence of video frames, includes: encoding the video frames according to a first predictive encoding to generate encoded video data, the encoded video data including a prediction error based on the difference between a portion of a current video frame in the sequence and a first predictor thereof based on a first preceding video frame in the sequence; generating auxiliary video data related to the portion of the current video frame; and transmitting the encoded video data and the auxiliary video data to a receiver, the encoded video data being transmitted over a first channel, and the auxiliary video data being transmitted over a second channel. The step of generating auxiliary video data includes calculating a correlation between the first predictor and a predetermined second predictor based on a second preceding video frame in the sequence, the second preceding video frame preceding in the sequence the first preceding video frame. | 10-29-2009 |
| 20090173170 | Elastic joint with a translating spherical hinge and force and moment sensor improved by means of the said joint - An elastic joint with a translating spherical hinge, i.e. a spherical hinge with a sliding joint, comprising an elastic articulated plane ( | 07-09-2009 |
| 20090067520 | METHOD AND APPARATUS FOR CHANNEL ESTIMATION IN COMMUNICATION SYSTEMS, AND RELATED COMPUTER PROGRAM PRODUCT - A method of channel estimation in orthogonal frequency-division multiplexing communication employing three or more subcarriers, wherein frequency correlation exists between the subcarriers. The method includes:
| 03-12-2009 |
| 20090041059 | TRANSMISSION AND RECEPTION SYSTEM AND METHOD BASED ON CODE DIVISION - The code division (CDMA) transmission method includes the step of multiplying a signal (a) to be transmitted, represented by a vector, by a matrix (S), whose result is represented by a vector (x), said method being characterized in that: • taking a basic sequence with substantially-ideal periodic autocorrelation; • constructing said matrix (S) by a cyclical translation of said basic sequence, in such a way that the columns of said matrix (S) are the cyclical shifts of the basic sequence; • adding a cyclic prefix to said resulting vector (x). | 02-12-2009 |
| 20080310554 | Method and apparatus for multiple antenna communications, and related systems and computer program - An embodiment of an arrangement for detecting sequences of digitally modulated symbols from multiple sources. The arrangement identifies a suitable set of candidate values for at least one transmitted sequence of symbols and determines for each candidate value a set of sequences of transmitted symbols. The arrangement estimates at least one further set of sequence of transmitted symbols, calculates a metric for each sequence of transmitted symbols and selects the sequence that maximizes the metric. At the end, a-posteriori bit soft output information for the selected sequence is calculated from the metrics for said sequences. Generally, these calculations are base on the information coming from a channel state information matrix and a-priori information on said modulated symbols from a second module, such as a forward error correction code decoder. | 12-18-2008 |
