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|METHOD FOR ARRANGING ELECTRODES IN AN ELECTROLYTIC PROCESS AND AN ELECTROLYTIC SYSTEM - In the method and system, a number of electrolytic cells are arranged as a cell group, which cells are separated by a number of partition walls; in each cell, a number of anodes and cathodes are arranged in an alternating order, so that in each cell, next to each anode, there is arranged a cathode, and so that in each cell, each individual anode is fitted in the same anode line with the anode of the adjacent cell, and in each cell, each individual cathode is fitted in the same cathode line with the cathode of the adjacent cell, and each anode is galvanically connected to at least one cathode of the adjacent cell. The flowing direction of the current passing in the cell group is deviated in different directions in order to make the current flow mainly in the direction of the cell group.
|PERMANENT CATHODE - A permanent cathode that is to be used as electrode in the electro-refining and/or recovery of metals, such as copper, zinc, cobalt or nickel. The permanent cathode comprises a planar mother plate that is made of metal and comprises two sides. The mother plate comprises an edge, which at least partly surrounds the metal plate. The edge comprises a groove portion that is provided with a groove. The groove portion comprises at least one bridging section for joining together, over the groove portion of the edge of the metal plate at the at least one bridging section, the cathode metal halves, such as cathode copper halves, cathode zinc halves, cathode cobalt halves or cathode nickel halves, which are formed on the sides of the mother plate in the electro-refining of the metals.
|METHOD AND ARRANGEMENT FOR PRODUCING METAL POWDER - In a method for producing metal powder, the first part of an acid-containing starting solution is fed on the anode side of an electrolytic cell as anolyte, to contact the anode and supply material containing yield metal, and a second part of the acid-containing starting solution, which also contains intermediary metal, is fed on the cathode side of the electrolytic cell, to contact the cathode as catholyte. Yield metal is oxidized and dissolved in the anolyte by leading electric current in the anode. The yield metal contained in the second part of the starting solution is reduced on the cathode side. Anolyte solution and catholyte solution are fed to a precipitating chamber for mixing the dissolved, oxidized yield metal and the second part of the starting solution containing reduced intermediary metal.
|PERMANENT CATHODE AND A METHOD FOR TREATING THE SURFACE OF A PERMANENT CATHODE - The invention relates to a permanent cathode (
|EQUIPMENT AND METHOD FOR ELECTROLYTIC RECOVERY OF METAL - The invention concerns a system of gas ducts (
|ANODE AND METHOD OF OPERATING AN ELECTROLYSIS CELL - The invention relates to an anode for electrowinning process in an electrolytic cell, and the method of operation thereof, having cell walls and a cell bottom for holding an electrolyte and electrolyte feeding means, which anode comprises a hanger bar for supporting the anode, a conducting rod for distributing the current, an anode body having at least partly conductive structure. The anode body allows electrolyte penetration and is at least partly covered by electrocatalytic coating, when in connection with the anode there is arranged a non-conductive element, which is restricted to the conductive structure of the anode body, at least from its one side, and which non-conductive element is arranged at a distance A from the electrolyte surface level, when the non-conductive element provides a means for attaching the anode to the cell.
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|BUBBLE COLLECTOR GUIDE AND USE THEREOF - The invention concerns a bubble collector guide for use in an electrolysis process, which comprises a plurality of guide members arranged at a distance from each other, the guide members comprising a lower side. The guide members can be arranged horizontally on the vertical surface of an electrode so that the lower side of the guide member forms a downwards facing surface that is substantially orthogonal to the vertical surface of the electrode, so as to collect bubbles of gas generated at the electrode.
|ARRANGEMENT FOR MEASURING ELECTRIC CURRENT IN AN INDIVIDUAL ELECTRODE IN AN ELECTROLYSIS SYSTEM - The invention relates to a method and current measuring arrangement for measuring electric current flowing in an individual electrode in an electrolysis system. The electrolysis system comprises a plurality of interleaved electrodes (
|MEASUREMENT OF ELECTRIC CURRENT IN AN INDIVIDUAL ELECTRODE IN AN ELECTROLYSIS SYSTEM - The invention relates to a method and current measuring arrangement for measuring electric current flowing in an individual electrode in an electrolysis system. The electrolysis system comprises a plurality of interleaved electrodes (
|METHOD FOR METAL ELECTROWINNING AND AN ELECTROWINNING CELL - The invention relates to a method for electrowinning a metal from an electrolyte in an electrowinning cell that comprises an electrolysis tank, one or more anodes, and one or more cathodes, which anodes and cathodes are housed in the electrolysis tank. The method comprises supplying sulfur dioxide to the anode to depolarize the anode process and to reduce the energy consumption of the electrowinning cell.
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|ACTIVE-MATRIX ELECTRONIC DISPLAY COMPRISING DIODE BASED MATRIX DRIVING CIRCUIT - An active-matrix electronic display including a switching circuit for each pixel to control the optical state of the display. The switching circuit includes at least one diode and at least one load impedance for each circuit. The front plane electrode of the display may be unpatterned over a significant portion of the display. The display architecture is especially useful for bi-stable display media that require active matrix addressing, for example electrophoretic displays, and for applications using diodes based on organic semiconductors and/or printed diodes.
|ARRANGEMENT FOR PRESENTING AND UPDATING INFORMATION - The aim of this invention is an arrangement for displaying and updating information with the use of controllable display units, which display units contain at least one display laminate equipped with an essentially thin display which can be updated. The display laminate is arranged for positioning in an essentially transparent pocket-like space, which space also has the ability to contain, in addition to the display laminate, a sheet of paper or a similar sheet or label containing additional information in text or image form.
|METHOD AND DEVICE FOR CAPACITIVE DETECTION OF OBJECTS - Proximity of a person causes a change in a capacitance value of a sensor capacitor having a pair of capacitive plates. The change is detected by charging the sensor capacitor by coupling the sensor to a voltage supply. The voltage supply is disconnected from a tank capacitor during the charging. The charge is transferred from the sensor capacitor to a tank capacitor. The voltage supply is disconnected from the tank capacitor during the charge transfer. The charging and charge transfer are repeated several times. The voltage of the tank capacitor is monitored. At least one value is determined which depends on the rate of change of the voltage of the tank capacitor. The capacitance of the capacitive sensor is typically low, typically in the order of 100 pF to 1 nF. The capacitance of the tank capacitor may be several orders of magnitude higher than the capacitance of the sensor capacitor. The large tank capacitor acts as a part of a low-pass filter which effectively filters out signal noise.
| ELECTRIC SENSOR WEB, SYSTEM AND A METHOD FOR ITS MANUFACTURE - A sensor web for electric field sensing. A substrate has a longitudinal direction. At least one array of electrically conductive sensor areas follows each other in a successive manner along the longitudinal direction and is arranged on one side of the substrate. A group of conductors is on the same side of the substrate. Each electrically conductive sensor area that is to be used for sensing purposes is electrically connected to one conductor. The conductors are adapted to join one by one the group of the conductors advancing in the longitudinal direction of the substrate and the other conductors of the group are adapted to give space for the joining conductor. A method for manufacturing of a sensor web and a system for monitoring a space.
|TAG FORGERY PROTECTION - A method for determining the authenticity of an article including a microchip package, wherein the microchip package includes a sensing element. The method includes receiving a value of a measurable quantity. The value of the measurable quantity is measured using the sensing element. The value of the measurable quantity is indicative of an environment. Reference information indicative of the environment I received. The received value of a measurable quantity and the reference information are used to determine the authenticity of the article comprising the microchip package. A computer program product including a non-transitory computer readable medium and computer program code which when executed by a data processor is for executing the method. An apparatus for determining the authenticity of an article including a microchip package including a sensing element.
|ELECTRIC SENSOR WEB, SYSTEM AND A METHOD FOR ITS MANUFACTURE - A method for manufacturing a sensor web. A metal foil attached to a surface of a release web is die-cut to form electrically conductive areas and conductors. A first protective film is attached to the release web so that the first protective film covers the electrically conductive areas and conductors. The release web is replaced with a backing film.
|METHODS FOR ENHANCING THE ACCURACY OF ENVIRONMENT MEASUREMENTS USING A REMOTE-ACCESS APPARATUS - A method for determining a value of an environment variable using raw data from an energetically essentially passive remote-access apparatus. A value of a first measurable quantity indicative of the environment variable is obtained from the raw data. The value of the environment variable is determined using calibration data and the value of the first measurable quantity. The accuracy is enhanced by measuring the value of the measurable quantity with a measuring signal of which strength is regulated or by obtaining a value of a second measurable quantity. The second measurable quantity is indicative of the environment variable or measurement conditions of the first measurable quantity. A method for forming calibration data for the measurements. RFID reader devices arranged to carry out the methods and energetically essentially passive remote-access apparatuses for the methods. A database that may be used with the method and a computer product including the database.
|ADVANCED FUNCTIONALITY OF REMOTE-ACCESS DEVICES - A remote-access device typically used for tagging items, a reader device for the same, system and methods of such devices. The remote-access device has an advanced capability that the device is able to signal by an advanced capability code. The device or the system may carry advanced capability data that can be used to utilize or enhance the advanced capability. The advanced capability data may be stored at the remote-access device, at the reader or in the system at a computer. The results of the advanced functionality may be logged onto a database or they may be stored back to the remote-access device. The advanced capability code, data and results may be stored onto the remote-access device in protected form, and the access key may be derived from identification information on the remote-access device.
|METHOD FOR PRODUCING AN RFID TRANSPONDER - A method for producing an RFID transponder. An RFID chip is attached onto a conductive sheet. A portion of an antenna element is cut from the conductive sheet using a laser beam after the RFID chip has been attached to the conductive sheet.
|METHOD FOR PRODUCING AN ANTENNA ELEMENT OF AN RFID TRANSPONDER - A method for producing a radio frequency identification transponder includes
|A METHOD FOR PRODUCING AN RFID TRANSPONDER BY ETCHING - A method for producing a radio frequency identification transponder includes
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|Method and System to Signal Network Information in TPS Bits - Embodiments are directed to defining hierarchical digital broadcast transport streams as separate cells, which reduces the signaling in OSI layer 1, and removing use of sub-cells so that the coverage area of a transposer may be treated as a cell. In accordance with at least one embodiment, each hierarchical DVB-H stream (i.e., the HP stream and the LP stream) has its own separate dedicated “current signal” frame. This allows the streams to be independent of each other (even to belong to different networks). Furthermore, in accordance with the hierarchical signal arrangement, a cell can be uniquely identified by its network_id and cell_id. In accordance with at least one embodiment, frequency may be used as an additional identifier thereby allowing a first cell to be transposed to a sub-cell.
|Method and System for Providing Quick Service Access - Provided are apparatuses and methods for transmitting and receiving quick access services. For example, a mobile terminal may receive a data stream containing a quick access service of a particular type. The quick access service may have a fixed Packet Identification (PID) and/or fixed IP address. The fixed PID and/or fixed IP addressed may be associated with a quick access service based on the particular type of the quick access service. In another example, a mobile terminal and a user interface on a mobile terminal may provide a menu for selection of an access mode for accessing the quick access service. Also, a quick access service may be selected based on the type of the quick access service.
|METHODS AND APPARATUS FOR SIGNALING OFFSETS AND CHANGES IN DIGITAL BROADCAST NETWORKS - Systems and methods are provided for receivers of digital broadband broadcast signals to determine a time of delivery and a version of a particular signaling table. The receiver is able to determine whether an update of the signaling table is needed based on factors such as whether the update applies (e.g., a DVB-H specific change for a mobile terminal in a DVB-H network). The receiver may power down while awaiting delivery of the signaling table (or utilize the radio for other purposes), powering back up in time to receive the signaling table.
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|PROCESS AND APPARATUS FOR PRODUCING SUSPENSIONS OF SOLID MATTER - Method for producing nanosized calcium hydroxide crystals or particles, according to which method the calcium oxide-bearing initial material is brought into contact with carbon dioxide in the aqueous phase. Calcium carbonate crystals or particles are produced in a mixture, the pH of which is below 7. Using the present invention, it is possible to combine the two stages of producing CaCO
|AQUEOUS SUSPENSION BASED ON HYDRAULIC BINDER AND A PROCESS FOR THE PRODUCTION THEREOF - Method for producing an aqueous suspension, which is based on a hydraulic binder, and a hardened binder product. According to the invention, a composition of blending agents is added in the aqueous phase into the binder, which composition comprises calcium carbonate particles having an average particle size of 2-200 nm, in order to generate an aqueous suspension and, if needed, mineral fillers are added into this suspension, in order to produce a hardening plaster or concrete mixture. Besides calcium carbonate, the composition of blending agents can comprise calcium hydrogen carbonate and meta-kaolin sinter, too. By using the present invention, it is possible to improve the properties of products which are bound by hydraulic binders; with the described combination of blending agents it is possible to affect for instance the early strength, the frost resistance, the phenomenon of bleading, the plasticizing, the size of the transition zone and the durability of concrete or plaster, and to reduce the quantity of the hydraulic binder.
|REINFORCED POROUS FIBRE PRODUCT - The present invention relates to a porous fibre product, which contains chemical pulp or wood fibres, between which structural filler particles are attached, as well as to a method of manufacturing this product, wherein filler drops are produced in a spray dryer from the aqueous solution of the filler, the drops forming filler particles when the water evaporates, the particles being attached to the chemical pulp or wood fibres.
|METHOD AND APPARATUS FOR THE PREPARATION OF FINELY DIVIDED CALCIUM HYDROXIDE - Method for the preparation of finely divided calcium hydroxide, where calcium oxide is comminuted in an impact disintegrator into which in addition to the calcium hydroxide a small amount of water is led to wet the particles obtained and to bind the dust. The calcium oxide powder is led to a conveyor being in connection with the impact disintegrator and operating as a pre-quencher, to which conveyer water is added and where the material is subjected to a kneading effect. The material which is a mixture of calcium oxide and calcium hydroxide is led from the conveyor to a cistern operating as post-quencher, to which cistern the remaining portion of the total water amount required for quenching is added. The amount of water added to the impact disintegrator and to the pre-quencher is altogether 20 . . . 50% of the total amount of water required for quenching, preferably about ⅓ of the total amount of water required for quenching, and the amount of water added to the post-quencher is 80 . . . 50% of the total amount of water required for quenching, preferably about ⅔ of the total amount of water required for quenching.
|ACIDIC WATER AND ITS USE FOR DRAINAGE OR SEPARATION OF SOLIDS - The present invention relates to an aqueous composition, which has a pH value of 6.0-9.0 and which contains salts or esters or both of carbonic acid at a concentration, which is at least 0.01% calculated from the total weight of the aqueous composition, and flocculants, coagulants, or microparticles or a mixture thereof as retention agents, as well as to a method for manufacturing said composition and to the use of said composition for manufacturing paper, for separating water from solid material in filtration, for water treatment, for waste water treatment and for waste sludge treatment.
|USE OF ACIDIC WATER IN THE MANUFACTURE OF PAPER - The present invention relates to a method of manufacturing paper or cardboard, wherein paper or board pulp is diluted with an aqueous composition, which is formed from colloidal-size particles of carbonate and bicarbonate, and other states of carbonate in an aqueous solution, so that the pH in the aqueous solution remains essentially at a value of 6.0-8.3 during the formation, and water is removed from the pulp by draining, pressing, and drying. The invention also relates to a method of manufacturing the aqueous composition used for this purpose.
|PROCESS FOR MANUFACTURING PAPER OR BOARD - The present invention relates to a process for manufacturing paper or board, wherein paper or board pulp is diluted with acidic water and wherein the pH value of the pulp is raised with an alkali simultaneously with increasing the solids content of the pulp by filtration, compression and evaporation on the wire, press and drying sections, and, at the same time, filler is precipitated from the acidic water into the paper or board structure. The invention also relates to moistening of paper or board, with a dry matter content of over 40%, in acidic water, after which the pH value is raised with an alkali, and the paper or board is dried, or it is dried after the moistening without raising the pH value.
|PROCESS FOR MANUFACTURING PAPER AND BOARD - The present invention relates to a fibre product that contains pulp fibre or wood fibre, wherein filler particles are attached between the fibres and to the fibrils, part of the particles consisting of chemically structured kaolin agglomerates or granules, and a part consisting of carbonate that is formed from a corresponding oxide or hydroxide by means of carbon dioxide. The invention also relates to a manufacturing method of such a fibre product.
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|METHOD AND ARRANGEMENT FOR DETERMINING ROTATION SPEED OF A MOTOR - A method and an arrangement for determining the rotation speed of a motor fed by an inverter, the arrangement comprising means for determining the rotation speed of the motor in at least two alternative manners, whereby the means for determining the rotation speed of the motor comprise one of the at least two alternative manners of performance: means for measuring the frequency of the voltage fed to the motor by the inverter; and means for estimating the rotation speed of the motor on the basis of the measured frequency.
|LOAD BALANCING OF PARALLEL CONNECTED INVERTER MODULES - A method and an arrangement are disclosed for balancing load between parallel connected inverter modules, which inverter modules are arranged to supply a common load. The method can include providing similar switching instructions for parallel connected inverter modules, determining on the basis of phase currents of each parallel inverter module a first time period for each output phase of each inverter module for correcting current imbalance by advancing or delaying turn-on or turn-off time instants of switch components of the inverter modules, and advancing or delaying the turn-on or turn-off time instants of the switching instructions based on the first time period. The method also can include determining temperatures of each output phase of each inverter module, modifying the switching instructions for one or more of the parallel inverter modules for controlling the temperatures of the output phases, and controlling the inverter modules with a switching instruction in which the turn-on or turn-off times have been advanced or delayed in respect of one or more parallel modules and further modified in respect of one or more inverter modules.
|FAULT DIAGNOSTICS ARRANGEMENT FOR ELECTRIC DRIVE SYSTEM, AND ELECTRIC DRIVE SYSTEM - An exemplary electric drive system has a plural number of electric drive subsystems. Each subsystem having a fault diagnostics arrangement, where the arrangement includes a respective control board for each subsystem. Event data of each subsystem is recorded on the respective control board, and one of the respective control boards of the electric drive system is a main control board of the electric drive system. Event data of a subsystem is transferred from the respective control board to the main control board through a data transfer medium.
|CONTROL SYSTEM FOR DOUBLY-FED INDUCTION MACHINE - A method and arrangement for controlling a doubly-fed induction machine by a frequency converter including a rotor side converter (INU) connected to a rotor circuit of a doubly-fed induction machine (DFIG) and having a control system with rotor flux as a feedback variable, a grid side converter (ISU) connected to an AC power network, and a direct voltage intermediate circuit (DC) connected between the rotor side converter (INU) and the grid side converter (ISU). The method includes forming a rotor flux reference (ψ
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|IMPELLER FOR A CENTRIFUGAL PUMP - The present invention relates to a centrifugal pump, the impeller of which comprises a shroud (34) with at least one solid and rigid working vane (36), and at least one solid and rigid rear vane (38), the at least one working vane (36) having a leading edge region (46), a trailing edge region (48), a central region (C), a side edge, a pressure face (42) and a suction face (44), the at least one solid and rigid rear vane (38) having a trailing edge region, a side edge, a pressure face and a suction face. The trailing edge region (48) of the at least one working vane (36) is rounded by means of a rounding to have a thickness greater than that in the central region (C).
|IMPELLER FOR A CENTRIFUGAL PUMP, A CENTRIFUGAL PUMP AND A USE THEREOF - An impeller for a centrifugal pump, the impeller includes a front shroud, a rear shroud, and one or more working vanes therebetween, the front shroud having a front face opposite to the face having the working vanes, the rear shroud having a rear face opposite to the face having the working vanes, the front shroud having an outer circumference and a plurality of front pump-out vanes attached to the front face of the front shroud, the rear shroud having a plurality of rear pump-out vanes attached to the rear face of the rear shroud,
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|METHOD AND APPARATUS FOR GENERATING AN AUDIO SUMMARY OF A LOCATION - Various methods are described for generating an audio summary representing a location on a place exploration service. One example method may comprise receiving at least one audio file. The method may further comprise dividing the at least one audio file into one or more audio segments. Additionally, the method may comprise determining a representative audio segment for each of the one or more audio segments. The method may further comprise generating an audio summary of the at least one audio file by combining one or more of the representative audio segments of the one or more audio segments. Similar and related methods, apparatuses, and computer program products are also provided.
|METHOD AND APPARATUS FOR PROVIDING MEDIA EVENT SUGGESTIONS - Various methods are described for providing media event suggestions based at least in part on a co-occurrence model. One example method may comprise receiving a selection of at least one media event to include in a media composition. Additionally, the method may comprise determining at least one suggested media event based at least in part on the at least one media events. The method may further comprise causing display of the at least one suggested media event. Similar and related methods, apparatuses, and computer program products are also provided.
|MULTI-CHANNEL ENCODING AND/OR DECODING - A method comprising: receiving input signals for multiple channels; and parameterizing the received input signals into parameters defining multiple different object spectra and defining a distribution of the multiple different object spectra in the multiple channels.
|SPATIAL AUDIO APPARATUS - An apparatus comprising: an input configured to receive at least two audio signals; a frequency domain transformer configured to transform the at least two audio signals into a frequency domain representation of the at least two signals; a spatial covariance processor configured to generate an observed spatial covariance matrix from the frequency domain representations of the at least two audio signals; a beamformer configured to generate a spatial covariance matrix model comprising at least one beamformer kernel; a matrix factorizer configured to generate a linear magnitude mode! of audio objects; to combine the spatial covariance matrix model and the linear magnitude model; and further configured to determine at least one combination parameter, such that the at least one parameter for the combination attempts to optimise the combination; and a separator configured to cluster the audio objects based on the at least one combination parameter to create separated audio sources.
|HEARING DEVICE COMPRISING A LOW-LATENCY SOUND SOURCE SEPARATION UNIT - The application relates to a hearing device comprising a) an input unit for delivering a time varying electric input signal representing an audio signal comprising at least two sound sources, b) a cyclic analysis buffer unit of length A adapted for storing the last A audio samples, c) a cyclic synthesis buffer unit of length, where L is smaller than A, adapted for storing the last L audio samples, which are intended to be separated in individual sound sources, d) a database having stored recorded sound examples from said at least two sound sources, each entry in the database being termed an atom, the atoms originating from audio samples from first and second buffers corresponding in size to said synthesis and analysis buffer units, where for each atom, the audio samples from the first buffer overlaps with the audio samples from the second buffer, and where atoms originating from the first buffer constitute a reconstruction dictionary, and where atoms originating from the second buffer constitute an analysis dictionary. The application further relates to a method of separating audio sources, and e) a sound source separation unit for separating said electric input signal to provide separated signals representing said at least two sound sources, the sound source separation unit being configured to determine the most optimal representation (W) of the last A samples given the atoms in the analysis dictionary of the database, and to generate said at least two sound sources by combining atoms in the reconstruction dictionary of the database using the optimal representation (W). The invention may e.g. be used for hearing devices, e.g. hearing aids, headsets, ear phones, active ear protection systems, handsfree telephone systems, mobile telephones, teleconferencing systems, public address systems, classroom amplification systems, etc.