Abrégé

A circuit for an X-ray-induced voltage pulse amplitude estimation inside a pixel readout channel, in a hybrid pixel array detector, an input of the circuit is connected to a pixel electrode, is provided. The circuit including a charge-sensitive amplifier (CSA) block configured to amplify a current pulse carried to its input from the pixel electrode and to convert it to a voltage pulse; an analog to digital converter (ADC) block connected to an output of the CSA block and configured to operate at a first clock frequency, and to sample an input voltage signal and output a result of the sampling as a codeword, wherein an artificial neural network (ANN) block is configured to operate at a second clock frequency, and to perform operations related to the neural network and estimate an amplitude of the voltage pulse, the ANN block in communication with the ADC block.

Classes IPC  ?

• G01T 1/24 - Mesure de l'intensité de radiation avec des détecteurs à semi-conducteurs
• G06F 1/14 - Dispositions pour le contrôle du temps, p. ex. horloge temps réel
• G06N 3/04 - Architecture, p. ex. topologie d'interconnexion

Abrégé

The subjects of the invention are methods for stimulating the differentiation of stem cells into bone cells in a static or dynamic cell culture. The invention also includes culture media for the stimulation and maintenance of cellular osteogenesis.

Classes IPC  ?

• C12N 5/0775 - Cellules souches mésenchymateusesCellules souches dérivées du tissu adipeux
• G01N 33/50 - Analyse chimique de matériau biologique, p. ex. de sang ou d'urineTest par des méthodes faisant intervenir la formation de liaisons biospécifiques par ligandsTest immunologique

Abrégé

The present invention relates generally to the field of biosensors, and in particular the present invention provides a two-step method that can be applied to any 1-2D nanocrystal template for metaplasmonic biosensing in order to enhance the surface sensitivity for biorecognition events below 100 nm, preferably between 10 to 15 nm.

Classes IPC  ?

• G01N 21/552 - Réflexion totale atténuée

Abrégé

The present invention relates to a method for the synthesis of a solid mixed oxide containing oxides of nickel, magnesium and aluminium and optionally further containing an activator. Characteristically, an ionic solution A containing Ni2+, Mg2+and Al3+233 in a solvent selected from water, organic solvents and mixtures thereof, in particular alcohols and more particularly methanol, and further containing a surfactant, until a suspension is obtained, the solid particles thus obtained are separated and calcined at a temperature equal to or greater than 400°C in particular equal to 550°C.

Classes IPC  ?

• B01J 23/00 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe
• B01J 23/755 - Nickel
• B01J 23/889 - Manganèse, technétium ou rhénium
• B01J 35/00 - Catalyseurs caractérisés par leur forme ou leurs propriétés physiques, en général
• B01J 37/00 - Procédés de préparation des catalyseurs, en généralProcédés d'activation des catalyseurs, en général
• B01J 37/03 - PrécipitationCo-précipitation
• B01J 37/06 - Lavage
• B01J 37/08 - Traitement thermique

Abrégé

Shear wave phase velocity is estimated from measurements of shear wave motion obtained using ultrasound shear wave elastography or other suitable elastography techniques. Shear wave dispersion curves are generated using a combined generalized Stockwell transform and slant wave number-frequency analysis. A modified version of the S-transform is used to control the time-frequency resolution of a time-frequency decomposition of a signal.

Classes IPC  ?

• A61B 8/08 - Applications cliniques
• A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
• G01R 33/48 - Systèmes d'imagerie RMN

Produits et services

Prize cups of common metal; boxes of common metal.. Key rings [split rings with trinket or decorative fob].. Posters; document holders [stationery]; office requisites, except furniture; newsletters; pads [stationery]; brochures; magazines [periodicals]; name badge holders [office requisites]; calendars; greeting cards; envelopes [stationery]; books; stationery; educational equipment; stickers [stationery]; notepads; paper knives [letter openers]; pencils; automatic pencils; paper; writing paper; pens [office requisites]; ball pens; clipboards; desk mats; manuals [handbooks]; stands for pens and pencils; paperweights; printed publications; pen cases; boxes of paper or cardboard; conical paper bags; leaflets; bookmarkers.. Attaché cases; credit-card holders; key cases; umbrellas; rucksacks; business card cases; conference folders; bags; school bags; bags for campers; handbags; valises.. Tankards..

Abrégé

The object of the invention is a copper-chromium alloy containing 99.1-99.49 wt.% of copper, 0.3-0.7 wt.% of chromium, 0.05-0.1 wt.% of zirconium and 0.01-0.15 wt.% of scandium, the use of this alloy for making cap electrodes. Also the object of the invention is a method of manufacturing the copper-chromium alloy and a method of making a cap electrode using this alloy.

Classes IPC  ?

• C22C 1/02 - Fabrication des alliages non ferreux par fusion
• C22C 9/00 - Alliages à base de cuivre
• C22F 1/08 - Modification de la structure physique des métaux ou alliages non ferreux par traitement thermique ou par travail à chaud ou à froid du cuivre ou de ses alliages

Abrégé

A computer-implemented system for managing a manufacturing process of an advanced therapy medicinal product (ATMP), the system comprising: a banking module (101) that provides a functionality of a data warehouse on the ATMP and storing data corresponding to sample identifiers, number and location of samples in the warehouse, activities performed on the sample, records of product distribution medicinal products to patients, prompts to prepare further samples of the medicinal product for the patient, record of medicinal product returns; a materials module (102) configured to store data on apparatus and materials used during the manufacture of the ATMP, comprising apparatus list, apparatus parameters, apparatus inspection prompts and data related to management of disposable materials; a personal data module (103) comprising a database of system users and a database of patients; a patients performance module (104) configured to monitor the efficacy and safety of the ATMP in patients; a statistical analysis module (105) configured to extraction specified ranges of data collected in the other modules (101-104) and to exporting said extracted data

Classes IPC  ?

• G16H 20/10 - TIC spécialement adaptées aux thérapies ou aux plans d’amélioration de la santé, p. ex. pour manier les prescriptions, orienter la thérapie ou surveiller l’observance par les patients concernant des médicaments ou des médications, p. ex. pour s’assurer de l’administration correcte aux patients

Abrégé

ddstd rr) taking into account said spatial distribution of the components of the field correction tensor L(r).

Classes IPC  ?

• G01R 33/563 - Amélioration ou correction de l'image, p. ex. par des techniques de soustraction ou d'établissement de moyenne de matériaux en mouvement, p. ex. angiographie à écoulement contrasté
• G01R 33/58 - Étalonnage des systèmes d'imagerie, p. ex. utilisant des sondes d'essai

Abrégé

Shear wave phase velocity is estimated from measurements of shear wave motion obtained using ultrasound shear wave elastography or other suitable elastography techniques. Shear wave dispersion curves are generated using a combined generalized Stockwell transform and slant wave number-frequency analysis. A modified version of the S-transform is used to control the time-frequency resolution of a time-frequency decomposition of a signal.

Classes IPC  ?

• G01S 7/52 - Détails des systèmes correspondant aux groupes , , de systèmes selon le groupe
• G01S 15/89 - Systèmes sonar, spécialement adaptés à des applications spécifiques pour la cartographie ou la représentation
• A61B 8/08 - Applications cliniques
• A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
• A61B 5/055 - Détection, mesure ou enregistrement pour établir un diagnostic au moyen de courants électriques ou de champs magnétiquesMesure utilisant des micro-ondes ou des ondes radio faisant intervenir la résonance magnétique nucléaire [RMN] ou électronique [RME], p. ex. formation d'images par résonance magnétique

Abrégé

A device for spine rehabilitation comprising a support frame, immovable crossbars, movable crossbars, and a holder and systems of actuators supporting a patient's head, shoulders, hip, knees, and feet, characterised in that it is equipped with linear actuators (8) mounted to the holder (7) supporting the patient's head and shoulders, whereby the holder (7) has a driving mechanism (9) situated horizontally and mounted to an immovable crossbar (6) of the support frame (1) and in its lower part is rotationally mounted, at the rotation point (10) of the holder, to the immovable crossbar (6). A method for spine rehabilitation using the device for lateral deviation of the patient's torso, whereby the patient's body situated horizontally, face up, is lifted on eight sling hangers taking hold of his/her head and his/her back in the points of shoulder girdle and pelvis girdle.

Classes IPC  ?

• A61H 1/02 - Appareils d'exercice extenseurs ou de ployage
• A61H 1/00 - Appareils pour l'exercice passifAppareils vibrateursDispositifs de chiropractie, p. ex. dispositifs pour appliquer des chocs au corps, dispositifs externes pour étirer ou aligner de façon brève des os non fracturés

Abrégé

An apparatus for conducting a photochemical reaction in a meniscus, the apparatus comprising: a cylinder(8) configured to spread a precursor solution in the meniscus over a substrate; a movement system (1) configured to effect movement of the cylinder(8)in relation to the substrate; a platform(12) configured to hold the substrate; a distance adjustment system configured to adjust the distance (2) of the cylinder from the substrate; a substrate inclination adjustment system configured to control a tilt of the cylinder (2) in relation to the substrate; and a holder(10) of a light source(11) configured to illuminate the meniscus.

Classes IPC  ?

• C23C 18/14 - Décomposition par irradiation, p. ex. par photolyse, rayonnement corpusculaire
• G03F 7/16 - Procédés de couchageAppareillages à cet effet
• B05C 9/02 - Appareillages ou installations pour appliquer des liquides ou d'autres matériaux fluides aux surfaces par des moyens non prévus dans l'un des groupes , ou dans lesquels le moyen pour déposer le liquide ou autre matériau fluide n'est pas important pour appliquer un liquide ou autre matériau fluide à des surfaces par des moyens individuellement non prévus dans les groupes , avec ou sans utilisation concomitante d'autres moyens

Abrégé

A method and apparatus for conversion of a time interval to a digital word, the time interval being mapped to a difference of a length of a reference time and a length of a signal time. Reference time is generated from an instant when the beginning of the time interval is detected, and the signal time is generated from an instant when the end of the time interval is detected by the use the control module. The generation of the reference time and the signal time is terminated at the same instant. In the apparatus, bottom plates of capacitors of the set of capacitors are connected to a ground of the circuit, and top plates of these capacitors are connected, respectively, to moving contacts of change-over switches First, second, and third stationary contacts are connected to the signal rail, the ground of the circuit, and to the reference rail.

Classes IPC  ?

• H03M 1/38 - Valeur analogique comparée à des valeurs de référence uniquement séquentiellement, p. ex. du type à approximations successives
• G04F 10/00 - Appareils pour mesurer des intervalles de temps inconnus par des moyens électriques

Abrégé

A method for calibrating a diffusion imaging sequence during a DMRI (Diffusion Magnetic Resonance Imaging) experiment performed in an MR (Magnetic Resonance) tomograph, wherein the experiment comprises calculating diffusion coefficients and/or diffusion tensor coefficients on the basis of a spatial distribution of a b matrix, the method for calibrating comprising the following steps: within the field of influence of an RF (Radio Frequency) coil in an examined space of the MR tomograph: providing (201) an anisotropic diffusion phantom (101) with known values of diffusion tensor, the anisotropic diffusion phantom (101) having diffusion limited therein in at least one direction along a first axis of the principal axes of the anisotropic diffusion phantom (101); placing the anisotropic diffusion phantom (101) sequentially in a selected location within the examined space in three different positioning arrangements orthogonal with respect to each other; and placing an isotropic diffusion phantom (102) having a known diffusion tensor in said selected location; for each positioning arrangement of the anisotropic diffusion phantom (101) and the isotropic diffusion phantom (102), measuring (202, 205) MR signals; determining (203, 206) the values of the b matrix, based on the measured MR signals, for each voxel of a volume comprised inside both the volume of the anisotropic diffusion phantom (101) and the volume of the isotropic diffusion phantom (102); and providing (207) the determined spatial distribution of the b matrix as a calibration result for the DMRI sequence for the particular MR tomograph.

Classes IPC  ?

• G01R 33/563 - Amélioration ou correction de l'image, p. ex. par des techniques de soustraction ou d'établissement de moyenne de matériaux en mouvement, p. ex. angiographie à écoulement contrasté
• G01R 33/58 - Étalonnage des systèmes d'imagerie, p. ex. utilisant des sondes d'essai

Abrégé

3−; and/or a reducing gas mixture is passed through the solution. At least one of the following agents is applied as a reducing agent: potassium iodide, ammonium thiosulphate, glucose, ascorbic acid, tin(II) chloride.

Classes IPC  ?

• C01B 25/45 - Phosphates contenant plusieurs métaux ou un métal et l'ammonium
• C01B 25/37 - Phosphates des métaux lourds
• H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates

Abrégé

Method for encoding analog signal into time intervals wherein a generation of time intervals using a time encoding machine. A signal of a constant value is held during a generated time interval on a time encoding machine input by the use of a sample-and-hold circuit, while the constant value of the signal held during the generated time interval represents an instantaneous value of the analog signal at the end of a generation of a previous time interval. Apparatus for encoding analog signal into time intervals comprising a time encoding machine, and a sample-and-hold circuit. The signal is provided to an input of the sample-and-hold circuit, whose output is connected to an output of the time encoding machine. The output of the time encoding machine is connected to an output of the apparatus, and to a control input of the sample-and-hold circuit.

Classes IPC  ?

• H03M 1/12 - Convertisseurs analogiques/numériques
• H03M 1/50 - Convertisseurs analogiques/numériques avec conversion intermédiaire en intervalle de temps
• G06N 3/04 - Architecture, p. ex. topologie d'interconnexion
• H03M 3/00 - Conversion de valeurs analogiques en, ou à partir d'une modulation différentielle

Abrégé

a) for time segments distinct for each line, and analyzing in the analysis module (205) relations between observed signal features (308-312) for at least two distinct time segments in the analysis module (205).

Classes IPC  ?

• G10L 15/16 - Classement ou recherche de la parole utilisant des réseaux neuronaux artificiels
• G10L 15/14 - Classement ou recherche de la parole utilisant des modèles statistiques, p. ex. des modèles de Markov cachés [HMM]
• G10L 15/04 - SegmentationDétection des limites de mots
• G10L 15/24 - Reconnaissance de la parole utilisant des caractéristiques non acoustiques
• G06N 7/00 - Agencements informatiques fondés sur des modèles mathématiques spécifiques

Abrégé

A tube forming mechanism for application in a tube is provided with a band and clamping mechanism. The clamping mechanism is arranged within the tube, outside of which the band. A system for guiding a bore head is provided, including the tube forming mechanism, a head, mechanism transferring the pressing force to the bore head, and also a curled tube fed from the drum into the wellbore to transfer the pressing force exerted by the pressing mechanism via a mechanism releasably connected to the curled tube. A method of drilling a wellbore is described, wherein a bore head with a drill bit is lowered down the wellbore and pressed against its bottom, simultaneously inserting a tube into to wellbore. For pressing the head with the drill bit, a curled strip tube drawn from a drum is used, wherein the pressing force is applied to the tube via a mechanism releasably connected thereto.

Classes IPC  ?

• E21B 19/22 - Manipulation de tubes ou de tiges enroulés, p. ex. de tubes de forage flexibles
• E21B 7/20 - Enfoncement de tubages de revêtement ou de tubes dans les trous de forageForage et tubage simultanés des trous de forage
• E21B 17/20 - Tubes de forage flexibles ou articulés
• E21B 25/00 - Appareils pour recueillir ou retirer des carottes intactes, p. ex. tubes carottiers ou extracteurs de carottes

Abrégé

A process of fabrication of nanometric lithium transition metal phosphate with the general formula LiMPO4, where M denotes a metal ion or mixture of metal ions from a group comprising Fe, Mn, Co and Ni, particularly lithium iron(ll) phosphate, LiFePO4, by co-precipitation of nanometric powder from a boiling aqueous solution with the addition of organic liquids containing Li+, M2+ and PO43- ions, which after filtering, washing with water and alcohol, is characterised by the fact that a reducing agent in the amount of 10 to 100 mol.% in relation to transition metal ions is introduced to the solution containing at least one of the ions selected from a group comprising Li+, M2+, PO43-, and/or a reducing gas mixture is passed through the solution. At least one of the following agents is applied as a reducing agent: potassium iodide, ammonium thiosulphate, glucose, ascorbic acid, tin(ll) chloride.

Classes IPC  ?

• C01B 25/37 - Phosphates des métaux lourds
• C01B 25/45 - Phosphates contenant plusieurs métaux ou un métal et l'ammonium
• H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates

Abrégé

A mechanism for forming a tube from a flat sheet wound on a drum (B1) comprises jaws (12) inside the tube pressing the tube against an outer moulder (10). A method of drilling a wellbore uses two coaxial tubes, both formed from flat strips, the inner one of which can be pulled together with the drill head leaving the outer tube as well bore casing.

Classes IPC  ?

• E21B 7/20 - Enfoncement de tubages de revêtement ou de tubes dans les trous de forageForage et tubage simultanés des trous de forage

Abrégé

A computer-implemented method for processing rules in an inference system in order to determine the value of a target variable by an inference engine, wherein: the value of the target variable is determined on the basis of a set of rules to define conclusions depending on premises, the premises being functions of values of variables, wherein the variables can be: source variables, having values defined by costs stored in a database, or regulated variables, having values dependent on conclusions of the rules; and wherein the operation of the inference engine (110) is controlled by an inference control module (130) configured to determine a reasoning sequence based on values of costs defined for source variables in the database (140).

Classes IPC  ?

• G06F 17/00 - Équipement ou méthodes de traitement de données ou de calcul numérique, spécialement adaptés à des fonctions spécifiques
• G06N 5/02 - Représentation de la connaissanceReprésentation symbolique
• G06N 5/04 - Modèles d’inférence ou de raisonnement

Abrégé

A computer-implemented method for speech recognition, comprising the steps of: registering (201) by means of an input device (102A), electrical signal representing speech and converting the signal to frequency or time-frequency domain (202), analyzing the signal in an analysis module based on Dynamic Bayesian Network (205) configured to generate hypotheses of words (W) and their probabilities on the basis of observed signal features (OA, OV), recognizing (209) a text corresponding to the electrical signal representing speech on the basis of certain word (W) hypotheses and their probabilities. The method is characterized by inputting to the analysis module (205), observed signal features (308-312), which are determined for the signal in frequency or time-frequency domain (202) in at least two parallel signal processing lines (204a, 204b, 204c, 204d, 201a) for time segments distinct for each line, and analyzing in the analysis module (205) relations between observed signal features (308 –312) for at least two distinct time segments in the analysis module (205).

Classes IPC  ?

• G10L 15/14 - Classement ou recherche de la parole utilisant des modèles statistiques, p. ex. des modèles de Markov cachés [HMM]

Abrégé

A device for measuring permeability of a material sample, the device comprising: an input tank (1) configured to store fluid and to supply the fluid to a sample tank (2) positioned below the input tank (1) and configured to hold the material sample, such as to allow the fluid from the input tank (1) to permeate through the material sample; a receptacle (25) positioned under the sample tank (2) to collect drops of fluid permeated through the material sample; and a device (3) for measuring the mass of the drops collected in the receptacle (25) and coupled with a controlling and monitoring device (11) configured to store data on measured mass and measurement times.

Classes IPC  ?

• G01N 15/08 - Recherche de la perméabilité, du volume des pores ou de l'aire superficielle des matériaux poreux
• G01N 33/49 - Analyse physique de matériau biologique de matériau biologique liquide de sang

Abrégé

An integrated inductor comprising a multi-winding inductor having a transformer winding (L1) and a resonant inductor (L2). Sections (I), (2) of the magnetic circuit of the transformer winding (L1) are incorporated into magnetic circuits of at least two parts (L2A), (L2B) of a resonant inductor (L2) so as to form common parts of magnetic circuit of the multi-winding inductor (L1) and at least two-part (L2A), (L2B) resonant inductor (L2), wherein the transformer winding (L1) of the multi-winding inductor is wound around a column (II), which has at least one air gap (G) having a width adapted so that the magnetic induction produced by the at least two-part (L2A), (L2B) resonant inductor (L2) does not exceed 25% of the magnetic induction produced by the transformer winding (L1) of the multi winding inductor.

Classes IPC  ?

• H01F 17/06 - Inductances fixes du type pour signaux avec noyau magnétique avec noyau refermé sur lui-même, p. ex. tore
• H01F 27/24 - Noyaux magnétiques
• H02M 3/335 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
• H01F 27/28 - BobinesEnroulementsConnexions conductrices
• H01F 27/38 - Organes de noyaux auxiliairesBobines ou enroulements auxiliaires
• H02M 3/28 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire
• H02M 1/00 - Détails d'appareils pour transformation

Abrégé

An adaptive voltage divider for measuring a high voltage between a ground terminal (GND) and a measurement terminal (U). It comprises a first branch comprising a first set of impedance elements (Z, R) forming a voltage divider circuit connected between the ground terminals (GND) and the measurement terminal (U) and a voltage meter (AD2) configured to measure voltage on one of the impedance elements (Z, R) of the first branch. Furthermore, it comprises a second branch comprising a second set of impedance elements (Q, P) connected between the ground terminal (GND) and the measurement terminal (U) and switchable between a plurality of configurations, wherein in at least one configuration the second set of impedance elements (Q, P) forms a voltage divider circuit, and voltage meters (AD1, AD3) configured to measure voltage on at least one of the impedance elements (Q, P) of the second branch. Moreover, a control circuit (DCSS) is configured to consecutively switch the configuration of the second branch between the plurality of configurations thereof, such that the relationships between the values of impedance elements (Z, R) of the first branch and the values of impedance elements (Q, P) of the second branch can be determined for consecutive configurations of the second branch as a function of the outputs of the voltage meters (AD1, AD2, AD3) and the total transmittance of the voltage divider can be determined at any instance as a function of the outputs of the voltage meters (AD1, AD2, AD3).

Classes IPC  ?

• G01R 1/067 - Sondes de mesure
• G01R 15/04 - Diviseurs de tension
• H03H 7/24 - Affaiblisseurs indépendants de la fréquence

Abrégé

A method for controlling a resonant-mode power supply, the resonant-mode power supply comprising an assembly of switches (K1, K2, K3, K4), between which a resonant circuit with an output load is connected, and a controller (C) configured to stabilize output voltages or currents by controlling switching frequency of the assembly of switches (K1, K2, K3, K4) in response to the output of a slow-response monitoring circuit (SMC) configured to monitor the output voltage or current and having a certain time (τ1) of response to changes of value of the output voltage or current. The power supply further comprises an energy recirculation circuit (ERC1) in which the current (Ilim) is monitored by means of a fast-response monitoring circuit (CMC1) having a time (τ2) of response to changes in the (Ilim) current faster than the response time (τ1) of the slow-response monitoring circuit (SMC). The method involves adjusting, via the controller (C), the switching frequency of the assembly of switches (K1, K2, K3, K4) such as to reduce the power supplied to the resonant circuit upon exceeding a threshold value by the current (Ilim).

Classes IPC  ?

• H02M 3/337 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs en configuration push-pull
• H02M 1/00 - Détails d'appareils pour transformation
• H02M 7/48 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande

Abrégé

A resonant-mode power supply, comprising an assembly of switches connected in a bridge or a half-bridge configuration, a series resonant circuit connected in the bridge or half bridge diagonal, a part of which is formed by a multi-winding inductor by means of which a load is connected, and a controller configured to stabilize output voltages or currents by controlling the switching frequency of the assemblyof switches.The series resonant circuit comprises an energy recirculation circuit (ERC1) for limiting the resonant circuit quality factor, connected through the diode rectifier (DR2) to the supply voltage node and a current monitoring circuit (CMC) configured to monitor the recirculation circuit current (Ilim) and, by means of the controller (C), to change the switching frequency of the assembly of switches (K1, K2, K3, K4) in order to reduce power supplied to the resonant circuit upon exceeding the threshold value by the current (Ilim) in the energy recirculation circuit (ERC1).

Classes IPC  ?

• H02M 3/335 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs

Abrégé

An integrated inductor comprising a multi-winding inductor having a transformer winding (L1) and a resonant inductor (L2). Sections (1), (2) of the magnetic circuit of the transformer winding (L1) are incorporated into magnetic circuits of at least two parts (L2A), (L2B) of a resonant inductor (L2) so as to form common parts of magnetic circuit of the multi-winding inductor (L1) and at least two-part (L2A), (L2B) resonant inductor (L2), wherein the transformer winding (L1) of the multi-winding inductor is wound around a column (11), which has at least one air gap (G) having a width adapted so that the magnetic induction produced by the at least two-part (L2A), (L2B) resonant inductor (L2) does not exceed 25% of the magnetic induction produced by the transformer winding (L1) of the multiwinding inductor.

Classes IPC  ?

• H01F 27/38 - Organes de noyaux auxiliairesBobines ou enroulements auxiliaires

Abrégé

A resonant-mode power supply comprising an integrated inductor (ZER), the integrated inductor (ZER) comprising an inductor (IR) and a transformer (TR). The main internal winding (1) of the transformer (TR) is surrounded by magnetic elements (2, 3) for closing the magnetic flux lines around the main internal winding (1) of the transformer (TR), wherein at least one magnetic element (2, 3) is surrounded by at least one auxiliary external winding (4) of the inductor (IR) arranged orthogonally to the main internal winding (1) of the transformer (TR), and the power supply being configured such that during operation the current (I1) flowing through the inductor (IR) is shifted in phase with respect to the current (I2) flowing through the primary winding of the transformer (TR).

Classes IPC  ?

• H02M 3/335 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
• H02M 3/337 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs en configuration push-pull
• H01F 27/38 - Organes de noyaux auxiliairesBobines ou enroulements auxiliaires

Abrégé

2O, hydrogel or any other substance that contains hydrogen nuclei or densely filled with non-magnetic cylindrical rods free of hydrogen nuclei.

Classes IPC  ?

• G01V 3/00 - Prospection ou détection électrique ou magnétiqueMesure des caractéristiques du champ magnétique de la terre, p. ex. de la déclinaison ou de la déviation
• G01R 33/48 - Systèmes d'imagerie RMN

Abrégé

The invention relates to ferrite filler (solids) for a heavy liquid suspension, a method of preparation thereof from waste materials, in particular electronic waste, and use of ferrite as heavy liquid suspension solids.

Classes IPC  ?

• B03B 5/44 - Utilisation de milieux particuliers à cet effet
• B03B 9/06 - Disposition générale d'un atelier de séparation, p. ex. schéma opératoire spécialement adapté aux ordures
• H01F 1/44 - Aimants ou corps magnétiques, caractérisés par les matériaux magnétiques appropriésEmploi de matériaux spécifiés pour leurs propriétés magnétiques en liquides magnétiques, p. ex. ferrofluides