Shevchenko
Aleksandr F. Shevchenko, Novosibirsk RU
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20090321173 | Car steering wheel electromechanical booster - The invention relates to car control means. The stator of an electric motor is provided with a magnet core comprising n pronounced poles and a rotor comprising n−2 poles embodied in the form of permanent magnets. The stator three-phase winding is provided with coils placed in the six equal alternating phase areas in such a way that one area is assigned to one pole and with several coils belonging to one phase in each phase area. The winding coils in the areas belonging to one phase are connected in a parallel aiding configuration. The steering wheel booster body is provided with input and output shafts which are interconnected with the aid of a torsion bar embodied in the form of a torque sensor sensing element and are linked with the sheering wheel and sheering mechanism by the other ends thereof. The electric motor rotor is mounted on the output shaft. The inventive device also comprises a controllable source for supplying the stator winding, a rotor position sensor and a controll unit which is connected to the outputs of the torque and rotor position sensors by the inputs thereof and to the control input of the supply source by the output thereof. Said invention excludes the transmission of an outside disturbance torque to the steering wheel and makes it possible to improve the producibility of the electric motor and the steering wheel buster and to increase the useful properties thereof. | 12-31-2009 |
Aleksei Alexandrovich Shevchenko, Moscow RU
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20160097744 | METHOD FOR DETERMINING ACOUSTIC VELOCITY IN A POROUS MEDIUM - At least two samples of a porous medium with different lengths are exposed to acoustic waves emitted by a source. For each sample, acoustic wave arrival times are registered at a receiver and acoustic propagation velocity in the porous medium is determined by analyzing changes in the arrival times relative to changes in the lengths of the samples. | 04-07-2016 |
Alexey Shevchenko, Copenhagen DK
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20150284658 | ENZYMATIC DEGUMMING - The present invention relates to a method for treating vegetable oils and/or animal fats. The method comprises adjusting temperature, treatment with acid, adjusting pH, contacting the aqueous mixture with enzyme, crystallization of high melting glycerides and separation. | 10-08-2015 |
Evgeny A. Shevchenko, Moscow RU
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20150362970 | INTEGRATED CIRCUIT WITH MULTI-VOLTAGE INPUT/OUTPUT (I/O) CELLS - An integrated circuit (IC) includes a first I/O cell, a logic cell, a trigger signal generation circuit, and a second I/O cell having a voltage selection pin. I/O interfaces of the first I/O cell receive first and second supply voltages, respectively, and I/O interfaces of the second I/O cell receive third and fourth supply voltages, respectively. The first I/O cell generates a first trigger signal when the first supply voltage reaches a first predetermined voltage. The logic cell receives the first trigger signal and generates a safe-state signal. The trigger signal generation circuit generates a second trigger signal when the third supply voltage reaches a second predetermined voltage. The voltage selection pin receives the safe-state signal and the second trigger signal and sets the second I/O cell in a safe-state mode, which protects the second I/O cell from over voltage damage. | 12-17-2015 |
Igor Shevchenko, Frankfurt (oder) DE
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20160044601 | COMPENSATOR MODULE FOR A TRANSCEIVER UNIT, RADIO SYSTEM AND METHOD OF OPERATING THEREOF - A compensator module ( | 02-11-2016 |
Maksym Shevchenko, Kiev UA
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20110194769 | IMAGE PROCESSING METHOD AND APPARATUS - An image processing method includes segmenting a series of obtained images, calculating a central point of each segment, and obtaining a target object based on movement variance of the central points of segments in the series of images. | 08-11-2011 |
20140177953 | METHOD AND APPARATUS FOR EMBEDDING MESSAGE INTO IMAGE DATA - A method of embedding and extracting a message into and from image data is provided. The method of embedding a message into image data includes: generating message data that is to be embedded into the image data; dividing the image data into a plurality of color channels, and embedding the message data into a difference component between two color channels of the plurality of color channels; reconstructing components of the two color channels by using original components of the two color channels and a difference component between the two color channels into which the message data is embedded; and reconstructing the image data by using the reconstructed components of the two color channels and an original component of a remaining color channel of the plurality of color channels. | 06-26-2014 |
Oleksiy Shevchenko, Toronto CA
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20110313757 | SYSTEMS AND METHODS FOR ADVANCED GRAMMAR CHECKING - In embodiments of the present invention improved capabilities are described for a method of grammar checking, comprising providing a first level of grammar checking through a computer-based grammar checking facility to grammar check a body of text provided by a source in order to improve the grammatical correctness of the text; providing an excerpt of the body of text containing an identified grammatical error as a result of the first level of automated grammar checking to a second level of human augmented grammar checking consisting of at least one human proofreader for review; incorporating the results of the human proofreader review to contribute to an at least one corrected version of the provided body of text; and sending the at least one corrected version back the source. The method of grammar checking may provide for automatic grammar correction and text enrichment, such as when text is entered via a computer device with input limitations. | 12-22-2011 |
20150154174 | SYSTEMS AND METHODS FOR ADVANCED GRAMMAR CHECKING - In embodiments of the present invention improved capabilities are described for methods and systems of grammar checking comprising a grammar checking facility and a plurality of human proofreaders in a crowd-source population for the detection and correction of grammatical errors in text as received from a computing device through an application programming interface. | 06-04-2015 |
20150309983 | SYSTEMS AND METHODS FOR ADVANCED GRAMMAR CHECKING - In embodiments of the present invention improved capabilities are described for methods and systems of grammar checking providing a web-based writing checking facility integrated into a computing environment to analyze text for writing errors, wherein a user initiates the analysis of the text through a single-action review button displayed to the user in proximity with a text box containing the text, the depressing of the single-action review button initiating writing checking of the text with the writing checking facility. | 10-29-2015 |
Ruslan Alekseevich Shevchenko, Moscow RU
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20100221171 | METHOD FOR PRODUCING POLYCRYSTALLINE SILICON - This invention relates generally to the area of metallurgy and/or chemistry and, more particularly, to the technologies and facilities for production of gaseous silicon tetrafluoride and polycrystalline silicon from gaseous silicon tetrafluoride. The method for production of silicon tetrafluoride from fluorosilicic acid solution includes: generation of acid extract, extract washing, extract drying, extract decompounding, bubbling of unseparated gaseous silicon tetrafluoride and hydrogen fluoride flow through silicon dioxide. The method of silicon production includes interreaction between gaseous silicon tetrafluoride and magnesium vapour with subsequent separation of the final product. Technical results is as follows: production of silicon with high purity level, increased output of the final product, improvement of environmental friendliness of production process, simplification of the technological process of silicon production, decreased prime cost of the final product. | 09-02-2010 |
20130134613 | SPHERICAL POWDER AND ITS PREPARATION - A spherical tungsten carbide powder is characterized by that the material has a microhardness higher than 3600 kgf/mm | 05-30-2013 |
Sergei Shevchenko, New South Wales AU
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20090049550 | METHOD OF DETECTING AND BLOCKING MALICIOUS ACTIVITY - A method of detecting and blocking malicious activity of processes in computer memory during unpacking of a file after the code and data contained in the file are unpacked is described. The method includes inserting a hook function into one or more un-assessed processes running in the computer memory. A hook Is then placed on one or more system calls carried out by the one or more un-assessed processes; the one or more system calls determining an optimal time period in which to detect malicious activity in the un-assessed processes. During the optimal time period the one or more system calls carried out by the one or more un-assessed processes are suspended and attributes of the one or more un-assessed processes are detected and the likely maliciousness of the one or more un-assessed processes is determined from the attributes. | 02-19-2009 |
Vadim Shevchenko, Dortmund DE
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20090021247 | Device for determining the angular position of a rotatable compressor stator blade - The invention refers to a device for determining the angular position of a compressor stator blade, which is rotatable around its longitudinal axis and arranged in a compressor, with which is associated a measuring surface which rotates synchronously with it. For a reliable, simple and approximately error-free recording of the angular positions, the angular position of the compressor stator blade can be determined via the device in an automated manner. For this purpose, it has at least one mounting unit provided for aligned fastening of the device on the compressor, and at least one measuring and evaluating unit which comprises at least two distance sensors which each record a distance to the measuring surface which is rotatable from the reference position, as a result the angular position of the measuring surface, relative to the reference position depends upon the two recorded distances, is determined by the measuring and evaluating unit. | 01-22-2009 |
20110236184 | Axial Compressor for a Gas Turbine Having Passive Radial Gap Control - An axial compressor for a gas turbine having passive radial gap control is provided. The axial compressor includes a guide vane support on which guide vanes are fastened so as to be arranged in a ring, wherein the vane tips of the guide vanes lie opposite a wall section. Thermal insulation is attached to the wall section in the section lying opposite the vane tips in order to equalize the expansion behavior of the guide vane support and the wall section, which by themselves react thermally in different manners, wherein the terminal insulation is matched in the heat input delay effect thereof to the wall section and to the guide vane support in such a way that the thermal expansion behavior of the guide vane support and the wall section is at least equalized over time during transient operation of the axial compressor. | 09-29-2011 |
20110268580 | Axially segmented guide vane mount for a gas turbine - A stator blade carrier for a gas turbine is provided. The stator blade carrier includes a plurality of axial segments. At least one axial segment is designed as a tubular lattice structure. This allows a simpler design technically and a more flexible adaptation to the temperature profile present on the stator blade carrier to maintain operational safety. | 11-03-2011 |
20110311355 | AXIAL TURBO COMPRESSOR FOR A GAS TURBINE HAVING LOW RADIAL GAP LOSSES AND DIFFUSER LOSSES - An axial turbo-compressor for a gas turbine having a stator vane assembly that is formed by stator vanes having vane tips exposed on the hub side and a stationary shaft cover on the hub side and delimits the flow channel of the axial compressor is provided. A radial gap is designed between the shaft cover and the van tips that is minimally sized such that the axial turbo-compressor may still be assembled, and there is a plurality of recesses in the shaft cover, wherein one of the recesses is allocated to each vane tip that is arranged directly neighboring the vane tip allocated thereto and is sized such that during operation of the axial turbo compressor every vane tip may be plunged into the recess allocated thereto without one of the vane tips significantly contacting the shaft cover. | 12-22-2011 |
20130216359 | COMPRESSOR - An axial compressor is provided. The compressor has an annular flow channel, in which adjustable blades of a blade ring that extend through the flow channel are rotatably mounted. Each blade has a lug on the rotor-side of the vane for mounting an inner ring. In order to provide a wear-free, self-centering inner ring, the ring is designed as a split ring with two opposing ends and a spring element for spreading the split ring. | 08-22-2013 |
Yanina Shevchenko, Ottawa CA
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20090263072 | Tilted Grating Sensor - The present invention relates to a sensor using a tilted fiber grating to detect physical manifestations occurring in a medium. Such physical manifestations induce measurable changes in the optical property of the tilted fiber grating. The sensor comprises a sensing surface which is to be exposed to the medium, an optical pathway and a tilted grating in the optical pathway. The grating is responsive to electromagnetic radiation propagating in the optical pathway to generate a response conveying information on the physical manifestation. | 10-22-2009 |
20140002821 | Tilted Grating Sensor | 01-02-2014 |