baber/WOPTO huggingface dataset:
Patent RU-2719551-C1 (RU)
Inventor: SAVELEV MIKHAIL ALEKSANDROVICH
IPC: H04B17/00
Filed: 2019-07-09
Granted: 2020-04-21
Abstract: Изобретение относится к области дальней коротковолновой радиосвязи, использующей радиоволны, отраженные от ионосферы. Технический результат состоит в расширении функциональных возможностей системы связи за счет отсутствия постоянно действующих каналов адаптации и управления с выделенными для них радиостанциями. Для этого система содержит программно-управляемые передатчики и программно-управляемые приемники канальных радиостанций, измеритель амплитуды тестирующих сигналов, связанный двухсторонними связями с программно-управляемым приемником и с устройством определения вероятностно-оптимальной частоты (ВОЧ), измерителем помех, соединенным с устройством определения ВОЧ, устройство прогнозирования отказов радиоканалов, связанное двухсторонней связью с устройством определения ВОЧ, с измерителем помех и с устройством формирования команды корреспонденту на упреждающую смену частоты, которое, в свою очередь, имеет соединение через устройство адаптации с модемом с программно-управляемым передатчиком, устройство приема и декодирования команды на упреждающую смену частоты, связанное с программно-управляемым приемником и с устройством определения ВОЧ, терминал, соединенный двухсторонней связью с устройством расчета МПЧ (ОРЧ) и с устройством определения ВОЧ, первый приемник радиосигналов глобальных спутниковых навигационных систем, соединенный с устройством расчета МПЧ (ОРЧ) и с устройством определения ВОЧ, согласно изобретению содержит второй приемник радиосигналов глобальных спутниковых навигационных систем, блок обработки двухчастотного сигнала от первого и второго приемников радиосигналов глобальных спутниковых навигационных систем, соединенный с устройством расчета МПЧ (ОРЧ), модуль реального времени, соединенный с устройством расчета МПЧ (ОРЧ) и с устройством определения ВОЧ. 3 ил.
Patent RU-2713401-C1 (RU)
Title: METHOD OF PRODUCING TiS3 BASED ELECTRODES FOR ELECTROCHEMICAL ENERGY STORAGES WITH INORGANIC AQUEOUS Mg-ION ELECTROLYTE
Inventor: Arsentev Maksim Yurevich
IPC: H01M4/13
Filed: 2019-08-09
Granted: 2020-02-05
Abstract: FIELD: electrical engineering. 
     SUBSTANCE: invention relates to electrical engineering and specifically to a method of producing electrode material for use in Mg-ion batteries meeting environmental requirements, which is an urgent problem of power engineering. To obtain an electrode, initial elementary sulfur, titanium powder (150–300 mcm, 80 mesh) or ground titanium sheet pieces are used as initial reagents, which are fired in a sealed pyrex ampoule for 12 hours at 400 °C with isothermal holding, after which, based on the obtained powdered product, a paste is prepared, which contains 75 % of the obtained powdered product, 5 % fluoroplastic and 20 % of soot, which are mixed and grinded in mortar for 15–20 minutes, then poured into an Eppendorf tube and a solvent is added, the amount of which is selected depending on the weight of the dry substance and the desired consistency of the solution, then the solution is mixed and deposited on the steel mesh, which is dried in vacuum furnace for 2 hours at 60 °C. Electrode material obtained during solid-phase synthesis has high Mg 2+ -ionic and electronic electrical conductivity at room temperature, and also has high specific capacitance (709.3 F/g), charge/discharge rate and stability. 
     EFFECT: technical result of invention is increase of homogeneity of composite electrode material, having low resistance. 
     4 cl, 4 dwg, 3 tbl
Patent RU-2741162-C1 (RU)
Inventor: VOLKOV STEPAN STEPANOVICH
IPC: B60Q1/52
Filed: 2019-08-16
Granted: 2021-01-22
Abstract: FIELD: machine building.SUBSTANCE: invention relates to automotive industry. Method of signalling in vehicle column consists in excitation by electric information signals of light signals in vehicle transmitting signal, transferring them in the direction along the column and recording in the car receiving the signal. At the same time, a sinusoidal electrical high-frequency carrier signal is additionally generated, the carrier signal is modulated by the amplitude of the transmitted information electric signal, the obtained modulated electric carrier signal is amplified by power and the amplified signal is excited and the intensity signal is modulated. Light signal wavelengths are selected in the infrared range, the excited light signal is transmitted along the column, and in the vehicle receiving the signal, converting the received light signal into an electrical signal, amplifying the light signal, high-frequency modulated carrier signal is extracted from the amplified signal by frequency-phase method with suppression of signals of other frequencies, from which amplitude changes are detected in form of transmitted information electric signal, which is amplified by power and converted into signals acting on car driver receptors, in particular, audio or light signals.EFFECT: higher safety of traffic line movement.1 cl, 1 dwg
Patent RU-2722780-C1 (RU)
Title: Method for decentralized interval control of train movement and system for its implementation
Inventor: Kuzmin Andrej Igorevich
IPC: B61L25/00
Filed: 2019-10-22
Granted: 2020-06-03
Abstract: FIELD: railway automatics.SUBSTANCE: in the system on the locomotive behind the walking train there installed is a transceiving radio module, an information decoding unit and a microprocessor module, an output connected to the display unit, and the input is connected to the output of the information processing unit, the other input of which is connected through the decryption module to the output of the transceiving radio module, the input connected to the other output of the information processing unit made on the microprocessor, the in-series connected navigation receiver is mounted on the locomotive of the front train, a microprocessor module, an information encryption module and a transmitting radio module, wherein the tail car of the train additionally has an information encryption module, through which microprocessor module is connected to transmitting radio module, transmitting radio modules installed on locomotive and in tail car of front train through corresponding communication channels are connected to transceiving radio module, which is connected to transceiver device of control station via additional radio communication channel.EFFECT: decentralized interval control of train movement is provided.2 cl, 1 dwg
Patent RU-2734682-C1 (RU)
Title: Method of making silicon nitride ceramic with calcium aluminate sintering additive with low melting
Inventor: KIM KONSTANTIN ALEKSANDROVICH
IPC: C04B35/593
Filed: 2019-11-12
Granted: 2020-10-21
Abstract: FIELD: metallurgy. 
     SUBSTANCE: invention relates to powder metallurgy. Disclosed method of producing ceramic material based on silicon nitride involves preparing a charge by mixing α-nitride of silicon with low-melting additive of calcium aluminate, addition of organic plasticizer to the mixture and preliminary moulding of workpieces for hot pressing. Hot pressing is carried out at temperatures of 1450–1650 °C, pressing pressure 30 MPa, holding for 60 minutes. Use of a sintering additive of calcium aluminate with eutectic composition provides its earlier melting, its interaction with silicon nitride and crystallization of the inter-grained phase of Ca-sialon. Firing temperature when using the proposed additive is 1450–1650 °C, which is 100–400 °C is lower than that of analogues, at that, main mechanical and high-temperature properties are preserved. 
     EFFECT: invention can be used for making ceramic structural parts, for example, in the manufacture of sliding bearings or cutting tools. 
     1 cl, 1 dwg, 1 tbl, 3 ex
Patent RU-2723499-C1 (RU)
Title: Пневматический высевающий аппарат избыточного давления
Inventor: Popov Anton Yurevich
IPC: A01C7/04
Filed: 2019-11-14
Granted: 2020-06-11
Abstract: Изобретение относится к сельскохозяйственному машиностроению, в частности к машинам для посева семян сельскохозяйственных культур. Пневматический высевающий аппарат избыточного давления включает бункер 10, корпус 1 с семенной камерой, пазом 8 и транспортным каналом 7, вертикальный высевающий диск с дозирующими элементами 4, имеющими отверстия и выступы 5 из эластичного материала, сопло избыточного давления, вал для привода во вращательное движение высевающего диска. При этом выступы со стороны семенной камеры выполнены в форме шарового сегмента, плоское основание которого прикреплено к поверхности высевающего диска. Диаметр основания выступа Dи высота выступа hне меньше максимальных размеров семян высеваемой культуры, а радиус сферической поверхности выступа Rопределяется из зависимости,где D– диаметр основания выступа высевающего диска, kи k– коэффициенты трения скольжения семени о поверхность транспортного канала и поверхность выступа соответственно; d– условный диаметр семени высеваемой культуры; R – радиус концентрической окружности дозирующих элементов и выступов. Использование изобретения позволит предотвратить заклинивание и снизить повреждаемость семян, а также повысить качество их дозирования высевающим аппаратом за счет улучшения эффективности сброса и удаления лишних семян. 5 ил.
Patent RU-2726930-C1 (RU)
Title: Способ криптографического рекурсивного 2-d контроля целостности метаданных файлов электронных документов
Inventor: Tali Dmitrij Iosifovich
IPC: G06F21/00
Filed: 2019-12-10
Granted: 2020-07-16
Abstract: Изобретение относится к области вычислительной техники. Технический результат - повышение уровня защищенности метаданных файлов электронных документов с возможностью контроля их целостности, обнаружения и локализации номеров несанкционированно модифицированных записей, вызванных преднамеренными воздействиями уполномоченных пользователей (инсайдеров). В способе при выполнении операции записи и редактирования файлов электронных документов в моменты времени t,t,…,tв памяти системы обработки данных формируются строки и столбцы, содержащие записи метаданных, над которыми выполняются операции криптографического преобразования на подмножествах ключейв результате чего образуются значения сигнатур соответствующих столбцов и строк, над которыми выполняются операции конкатенации с последующими записями, после чего данные операции выполняются аналогично для всех строк и столбцов. Все записи и соответствующие им сигнатуры сохраняются в памяти системы обработки данных в виде таблицы данных. 2 з.п. ф-лы, 4 ил.
Patent RU-2745589-C1 (RU)
Inventor: MUSTAFAEV GASAN ABAKAROVICH
IPC: H01L21/283
Filed: 2020-01-22
Granted: 2021-03-29
Abstract: FIELD: electricity. 
     SUBSTANCE: invention relates to the field of semiconductor device manufacturing technology, in particular to the devices with reduced contact resistance manufacturing technology. On GaAs plates after formation of active regions of the semiconductor device, Pd/Ni/Ge contacts are formed by successive application in a vacuum at pressure of 10 -5  Pa of a germanium (Ge) layer with thickness of 20 nm at a deposition rate of 3 nm / s, nickel (Ni) layer with thickness of 15 nm at deposition rate of 1 nm/s, palladium layer (Pd) with thickness of 50 nm at deposition rate of 0.5 nm/s at substrate temperature of 100 °C with subsequent heat treatment at temperature 450 °C in forming gas for 2 minutes. Then Au is applied, by standard technology, with thickness of 100 nm and annealing is performed at temperature 400 °C for 30 s in hydrogen atmosphere. 
     EFFECT: technical result consists in reduction of contact resistance, provision of manufacturability, improvement of parameters of devices, improvement of quality and increase of percentage yield. 
     1 cl, 1 tbl
Patent RU-2723321-C1 (RU)
Title: Device for fixing trench walls, which are developed by rotary trencher, when laying pipelines on weak and flooded soils
Inventor: PAUTOV VALERIJ IVANOVICH
IPC: E02F5/10
Filed: 2020-02-11
Granted: 2020-06-09
Abstract: FIELD: pipelines.SUBSTANCE: invention relates to pipelines of networks of engineering and technical support and main pipelines of liquid and gaseous hydrocarbons and can be used in development of trenches for laying said pipelines in areas with weak and flooded soils. Device for fixing walls of trenches developed by rotary trencher when laying pipelines on weak and flooded soils comprises frame with rotor, fixed on it roller conveyor and hopper, shields of fastening, connected in pairs by movable links, pressure roller for pushing into the ground the shields of fastening coming into the trench.EFFECT: higher efficiency of trenching.1 cl, 9 dwg
Patent RU-2732285-C1 (RU)
Title: Pneumatic classifier
Inventor: Gimalov Khamidulla Khabibullovich
IPC: B07B4/00
Filed: 2020-03-04
Granted: 2020-09-15
Abstract: FIELD: technological processes. 
     SUBSTANCE: disclosed invention relates to devices separating grains and other loose materials by ascending air flow, in particular to devices for separation of seeds into different-quality fractions by wind-loads, and can be used in cleaning of grain and seeds in agriculture and products of grain processing in flour-and-cereals and feed mill industry and other industries. Air classifier comprises loading device, in-series installed sections, each of which consists of vertical aspiration channel interconnected by upper part by means of air duct with precipitation chamber, which in lower part through tee-pipe is connected to middle part of vertical aspiration channel of next section, as well as an unloading aspiration channel located between the loading device and the vertical aspiration channel of the first section and interconnected in the upper part with the precipitation chamber of the last section by means of a horizontal air duct, covering with its lower wall the ceiling part of the intermediate channels with their chambers, fan communicated with suction opening via pneumatic collector with shutters with section precipitation chambers. Last section precipitation chamber is equipped in the lower part with the outlet device. Between the vertical aspiration channel of the last section and the precipitation chamber of the previous section, a discharge precipitation chamber is installed, which in lower outlet part via tee-pipe is interconnected with middle part of vertical aspiration channel of last section, and in upper part on inlet side through section of horizontal air duct is communicated with unloading aspiration channel, and from opposite outlet side through section of horizontal air duct is communicated with precipitation chamber of last section, which cavity is connected to suction opening of separate fan via branch pipe with gate. Volume of the cavity of the precipitation chamber of the last section is greater than the volume of the cavity of the discharge precipitation chamber. Horizontal air duct connecting the discharge aspiration channel with the precipitation chamber of the last section as well as the air duct communicating the vertical aspiration channel of the last section with its precipitation chamber are equipped with individual shutters. Precipitation chamber of previous section in lower part is equipped with outlet device. 
     EFFECT: high quality of separating biologically most valuable seeds in initial sections, high quality of cleaning seeds from air-separated impurities, as well as low environmental pollution. 
     1 cl, 2 dwg
Patent RU-2744508-C1 (RU)
Title: Method of signal transmission, corresponding apparatus and system
Inventor: SHAO JIAFENG
IPC: H04W72/12
Filed: 2017-09-08
Granted: 2021-03-11
Abstract: FIELD: communications. 
     SUBSTANCE: method may include the steps of: generating, by the terminal device, the first bit(s), where the first bit(s) is (are) used to indicate scheduling requests associated with the first configuration of the scheduling request, and the first scheduling request configuration is at least one of a plurality of scheduling request configurations; generating by the terminal device the hybrid automatic retransmission request bit(s); and sending, by the terminal device, the hybrid automatic retransmission request bit(s) and the first bit(s) in one unit of time. The above solution can support multiple scheduling request configurations to adapt to a multiservice scenario in a future communication system. 
     EFFECT: technical result is to support a variety of configurations of scheduling requests. 
     37 cl, 14 tbl, 22 dwg
Patent RU-2735885-C1 (RU)
Title: Flexible ventilation insert
Inventor: Maksimov Evgenii Valerevich
IPC: F24F7/00
Filed: 2020-04-16
Granted: 2020-11-09
Abstract: FIELD: ventilation and air conditioning. 
     SUBSTANCE: invention relates to elements of ventilation systems, namely to flexible ventilation inserts used in ventilation systems to prevent vibration transmission from fan to air ducts, particularly in aggressive media. Disclosed is a flexible ventilation insert comprising two connecting elements forming a channel, connected to each other by a flexible element, characterized in that the flexible element is made from an elastomer or from chemically resistant rubber based on polypropylene or based on polyvinyl chloride or from TPE (thermoplastic elastomers), connecting elements are made of polymer material resistant to aggressive medium, and flexible element is connected to connection elements by means of welding rod of the same material as connecting elements. 
     EFFECT: technical result consists in improvement of reliability of flexible ventilation insert operation in aggressive media conditions, longer service life of the device, which results in no need for frequent replacement, improved sealing properties of the device, which implies low probability of leakage and contact with chemicals, reduced weight of the device. 
     6 cl, 2 dwg
Patent RU-2734792-C1 (RU)
Title: Method of determining acid value of liquid soya bean lecithin
Inventor: Viktorova Elena Pavlovna
IPC: G01N24/08
Filed: 2020-04-30
Granted: 2020-10-23
Abstract: FIELD: chemistry. 
     SUBSTANCE: invention relates to analytical chemistry, specifically to practical application of nuclear magnetic resonance (NMR) method for determination of acid number (An) of liquid soya lecithin and can be used in fat-and-oil industry. Method for determining acid number of liquid soya lecithin involves sampling liquid soya lecithin, successive mixing of the sample with carbon tetrachloride and aqueous sodium hydroxide solution with concentration of 0.9-1.1 mol/dm 3  to obtain a mixture, placing the obtained mixture into a pulse NMR analyzer, measuring the amplitude of nuclear-magnetic relaxation signals of protons of the formed soap (A m ) and calculating the acid value by equation, wherein mixing of liquid soya bean lecithin with carbon tetrachloride is carried out at a weight ratio of liquid soya lecithin - tetrachloromethane of carbon equal to (1:3)÷(1:3.5), and mixing aqueous solution of sodium hydroxide is carried out at a weight ratio of liquid soya bean lecithin - aqueous solution of sodium hydroxide, equal to (1:0.5)÷(1:0.6), wherein to calculate the acid number value, an equation is used: An = 7.1283+0.7908⋅A m . 
     EFFECT: technical result is higher accuracy of analysis results. 
     1 cl, 1 tbl, 1 dwg
Patent RU-2736087-C1 (RU)
Title: Sealing system
Inventor: NAHRWOLD OLAF
IPC: F16J15/06
Filed: 2018-08-13
Granted: 2020-11-11
Abstract: FIELD: seals.SUBSTANCE: invention relates to sealing system (1) for sealing a gap between machine element (2) and housing (3) comprising at least one sealing element (4) which is at least partially made of a polymer material, wherein this sealing element (4) is annular, wherein said sealing element (4) has at least one first ring-shaped element (5) and at least one second ring-shaped element (6), wherein first element (5) is electroconductive, and second element (6) is electrically insulating, wherein first element (5) is located axially adjacent to second element (6).EFFECT: invention provides continuous monitoring of sealing function, and it is economical to manufacture and at the same time is simple to install.6 cl, 8 dwg
Patent RU-2741042-C1 (RU)
Inventor: SILBERBERG ERIC
IPC: C23C14/24
Filed: 2018-12-11
Granted: 2021-01-22
Abstract: FIELD: technological processes.SUBSTANCE: group of inventions relates to a device for continuous vacuum deposition on a moving substrate of coatings formed from metal or metal alloy, method of applying said coatings and assembly for assembling said device. Said device comprises a vacuum chamber and means for moving the substrate through a vacuum chamber along a predetermined path. Vacuum chamber comprises central body with inlet and outlet holes for substrate, located on two opposite sides of central body, and device for application of coating with steam jet. Inner walls of central body are adapted for heating at temperature higher than condensation temperature of metal or metal alloy vapors. Steam separator in the form of an external housing is placed at the output hole for the central housing substrate. Inner walls of steam separator are adapted to be maintained at temperature below condensation temperature of metal or metal alloy vapors.EFFECT: prevention of condensation of vapors of metal or metal alloys outside the deposition chamber, reduced danger of clogging of the hole of the central housing due to metal deposition on cold walls of the steam separator.11 cl, 2 dwg
Patent RU-2751698-C1 (RU)
Inventor: KORNEV ALEKSEJ YUREVICH
IPC: C11C3/04
Filed: 2020-07-29
Granted: 2021-07-15
Abstract: Изобретение относится к способу этерификации и переэтерификации жирового сырья и может быть использовано для повышения качества как товарных, так и хранящихся дизельных топлив, а также для получения моторного биотоплива для дизельных двигателей. Способ этерификации и переэтерификации жирового сырья предусматривает введение в реактор сырья, спирта и катализатора, с последующим перемешиванием реакционной массы в вихревом устройстве за счет взаимодействия двух вихревых потоков, перемещающихся вдоль оси устройства навстречу друг другу. Жировое сырье с кислотным числом до 20 мг KOH/г нагревают до 40-45°С, обрабатывая ультразвуком с частотой 25-50 кГц и мощностью 300-500 Вт, загружают катализатор, в качестве которого используют иммобилизованную региоспецифичную липазу в количестве 0,5-1% от массы сырья в зависимости от исходного кислотного числа. В реакционную смесь дозированно добавляют спирт из учета соотношения спирт/жир - 3:1-6:1 и проводят этерификацию и переэтерификацию в течение 60-120 минут до образования эфирной фазы с содержанием в ней β-моноацилглицерина. Использование предлагаемого способа позволит интенсифицировать реакции этерификации и переэтерификации жирового сырья, снизить экономические и энергетические затраты на его проведение при сохранении качества и выхода получаемого продукта. 1 табл.
Patent RU-2751552-C1 (RU)
Title: Video encoding containing uniform mosaic separation with remainder
Inventor: DAMGHANIAN MITRA
IPC: H04N19/70
Filed: 2020-01-16
Granted: 2021-07-14
Abstract: FIELD: video coding. 
     SUBSTANCE: group of inventions relates to high efficiency video coding (HEVC) and versatile video coding (VVC). A method for decoding the current block is proposed. The method contains a stage in which information is decoded so that the current block is divided into more than one segment, based on one or more syntactic elements in the bit stream. Further, according to the method, information is decoded so that the spatial segmentation is uniform, based on one or more syntactic elements in the bit stream. The size of the segment unit is determined based on one or more syntactic elements or based on a predefined size of the segment unit. 
     EFFECT: increased efficiency of video encoding/decoding. 
     15 cl, 17 dwg, 5 tbl