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Flight experiment control system Proposed system comprises onboard system of radiotelemetric measurements including the following components: data acquisition system, transducers of flight parameters, aircraft systems operation, encoding unit and radiotelemetric system transmitter, and measuring complex installed on the surface that comprises: radiotelemetric system receiving stations, system of outer-trajectory measurements, universal time system, communication lines, flight experiment control station comprising: data input unit, computation complex including local computation network of light info real-time computer-based processing system, computation complex integrated into local display and control computation circuit including, in its turn, automated workstations of test leader and control team specialists as well as means for radio communication with tested aircraft crew and operative-command communication with aforesaid measuring complex. |
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Multipoint integrating ac voltage controller with automatic control channel backup Invention relates to controllers. Disclosed is a controller, having series-connected control signal source - input terminal, a first adder, an integrator whose output is connected to the input of the first, second and third relay elements, whose outputs are connected to inputs of the first, second and third comparators, respectively; the output of the first, second and third comparators is connected to the D input of a first, second and third dynamic D flip-flops, respectively, phase A, B and C buses connected to the corresponding inputs of a three-phase load with a neutral terminal through the first, second and third power switches, respectively, whose control inputs are respectively connected to the output of the first, second and third dynamic D flip-flop; the controller also has a second adder whose output is connected to the second input of the first adder; fourth, fifth and sixth comparators whose inputs are connected to phase A, B and C buses, respectively; the outputs of the fourth, fifth and sixth comparator are connected to the C input of the first, second and third dynamic D flip-flop, respectively; wherein the controller also has seventh, eighth and ninth comparators, whose outputs are connected to corresponding inputs of the second adder, and the inputs of the seventh, eighth and ninth comparators are connected to outputs of the first, second and third dynamic D flip-flops, respectively. |
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Digital predicting and differentiating device Invention relates to automatic and computer equipment and can be used to predict stationary and non-stationary random processes, increasing quality and accuracy of control in digital systems for controlling and guiding various objects. The prediction unit includes a first derivative estimation unit. The estimation unit has three subunits for calculating first derivatives. The first subunit, which is meant for the first n-th (current) reference point of the history of the predicted process, consists of one adder. The second subunit, which is meant for the second (n-1)-th history reference point, consists of one adder. The third subunit, which is meant for the third (n-2)-th history reference point, consists of two adders and an inverter unit. Outputs of the subunits are the data outputs of the device. |
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Device for potential separation of dc circuits Device comprises an amplifier - limiter, an amplitude modulator with transformer separation of an "input-output" circuit, a summator, an integrator, a relay element, a unit of a logical function "Equivalence", a frequency divider, a separation transformer, a rectifier (demodulator). |
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Device has five comparators, five closing and five opening switches. |
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Multizone frequency-pulse-duration alternating voltage controller Multizone frequency-pulse-duration alternating voltage controller has a terminal, a setting signal source, first and second adders, an integrator, first, second and third relay elements, first, second, third, fourth, fifth and sixth comparators, first, second and third D flip-flops, first, second and third power switches, a load distributed on phases A, B, C, terminals for connecting a three-phase voltage source A, B, C, and output terminals. |
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Analogue-digital zero current sensor Device has a signal source, an input four-terminal network, an adder, an integrator, a relay element, a switch element, a four-terminal feedback network, a nonlinear link with a dead zone, two univibrators, a count pulse generator, an adding counter, a memory register, a digital comparator, a binary signal source, a delay element and logic elements AND, OR and NAND. |
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Multi-zone analogue-discrete current sensor Multi-zone analogue-discrete current sensor has a first and a second operating four-terminal network, a group of switch elements equal to the number n of relay elements, a pulse generator, a univibrator, a first and a second NOT logic element, a first and a second three-input AND logic element, a delay element, a first and a second binary counter, a first and a second memory register, an arithmetic-logic unit, which compares codes, counts the number of '0' and '1' signals, and also performs the inhibit function if the number of '0' and '1' signals is not equal. |
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Signal mixer comprises a multiplying Hilbert cell, the first and the second output transistors of the channel "Y", the first and second dividing separators, from the first to the third current-stabilising dipoles, a load circuit, the first and second additional transistors. |
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Analogue mixer of two signals with output cascode Analogue mixer of two signals with an output cascode comprises an input multiplying Gilbert cell, the first and second output transistors, the first and second load resistors, the first and second additional resistors, the first and second current-stabilising dipoles. |
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Analogue mixer of two signals comprises an input multiplying Gilbert cell, the first and second additional transistors, the first and second load resistors, the first and second additional resistors, the first and second dipoles with low differential resistance by AC, the first and second circuits of static mode setting, the first and second additional current-stabilising dipoles. |
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Device for the knapsack problem solution FIELD: computational engineering. SUBSTANCE: additional groups of m fifth I elements, a delay element, a trigger, a group of elements, a group of sixth registers were introduced, wherein the output of each of them being connected to the first input of the fifth I elements group, the second input of which is connected to the startup unit, the delay element input is connected startup unit, its output being connected to the first trigger input and the second input of which is connected to the counter overflow output and the output being connected to the second I element input. EFFECT: enhanced the functional capabilities of the device with reference to fast determination of optimum knapsack filling with various items in such a the total value of the knapsack is as large as possible, its total weight being fixed. 1 dwg, 1 dwg |
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Device has five analogue multipliers, four analogue subtractors and three analogue adders. |
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Device has first and second analogue subtractors, first and second analogue multipliers and an adder. Analogue values (one or zero) or discrete values (with logic level one or zero) enter first, second and third data inputs in parallel. An additional data input of device "1" from which the value of the signal entering the third data input of the device is subtracted. |
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Discrete-analogue device has a first, a second, a third, a fourth, a fifth, a sixth, a seventh, an eighth, a ninth and an extra data input, a first, a second, a third, a fourth, a fifth, a sixth, a seventh, an eighth, a ninth, a tenth, an eleventh, a twelfth and a thirteenth analogue subtracter, as well as a first, a second, a third and a fourth analogue multiplier, the extra data input of the device "1" is the first data input of the first-thirteenth analogue substracter. |
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Multi-zone rolling out converter has a first electrical power source, series-connected input signal source and roll-out amplifier, consisting of series-connected first adder and an integrator, the output of which is connected to a group of n main relay elements, where n≥3 is an odd number, the outputs of which are connected to a second adder whose output if connected to the second input of the first adder. The output of the fist electrical power source is connected to the roll-out amplifier and specifically to power terminals of the first and second adders, the integrator and power terminals of the main relay elements. The disclosed converter also includes an output stage consisting of (n≥3), where n is an odd number, extra optocouples connected in series to extra relay elements and a third adder, as well as a second electrical power source. |
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Analogue multiplier of voltages Device comprises the first source of the first multiplied voltage ux, the second source of the first multiplied voltage ux antiphased to the first source, the first and second antiphased sources of the second multiplied voltage uy, the first, second, third and fourth input transistors, the first and second current-stabilising two-terminal networks, the first load element, new connections are included - base of the second inlet transistor is connected to the first source of the second multiplied voltage uy, base of the fourth inlet transistor is connected to the second source of the second multiplied voltage uy, besides between emitter of the first input transistor and bus of power supply source there is the first additional capacitor connected by alternating current, and between emitter of the third input transistor and bus of power supply source there is the second additional capacitor connected by alternating current. |
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Zero current sensor includes in-series connected control signal source, the first four-pole device, summator, integrator, the first relay element the output whereof through the second four-pole device is connected to the second input of summator, in-series connected proportional-differentiating element, demodulator, smoothing filter, the second relay element the output of which is connected to output terminal. Also to the device there introduced is non-linear element with dead zone, the input of which is connected to output of integrator, and output is connected to the third input of summator; at that, input of proportional-differentiating element is connected to output of the first relay element. |
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Invention relates to radio engineering. The analogue voltage multiplier has a first source of the multiplied voltage ux, a second source of the first multiplied voltage which is antiphase to the first source, a voltage uУ - current converter connected to the source of the second multiplied voltage uУ, which has first and second antiphase outputs, a first input transistor whose base is connected to the first source of the first multiplied voltage, a second input transistor whose emitter is connected to the emitter of the first input transistor and connected to the first output of the voltage uУ - current converter, and the collector is connected to the first output of the analogue signal multiplier and the first load element, a third input transistor whose base is connected to the second source of the first voltage multiplier , and the emitter is connected to the emitter of a fourth input transistor and the second output of the voltage-current converter, where the collector of the fourth input transistor is connected to the first output of the analogue voltage multiplier. |
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Invention relates to radio engineering and communication and can be used in automatic gain control devices, phase detectors and modulators, as well as phase-locked loop systems and frequency multiplication systems or as an amplifier whose voltage transfer ratio depends on the control signal level. The analogue voltage multiplier has first and second input transistors of a first differential amplifier whose emitters are connected to the current input of the first differential amplifier, first and second input transistors of a second differential amplifier whose emitters are connected to the current input of the second differential amplifier, a third differential amplifier which has first and second inputs of a first multiplication channel, as well as first and second current outputs. The circuit includes first, second, third and fourth reference current sources, first and second potential matching circuits. |
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Invention relates to radio engineering and communication and can be used in automatic gain control devices, phase detectors and modulators, as well as in phase-locked loop systems and frequency multiplication systems or as an amplifier whose voltage transfer ratio depends on the control signal level. To achieve the result, the analogue voltage multiplier has a first differential stage (1), which has current outputs (2) and (3), potential inputs (4) and (5) and a current input (6), a second differential stage (7) having current outputs (8) and (9), potential inputs (10) and (11) and a current input (12). The second (5) potential input of the first (1) differential stage is connected to the first (10) potential input of the second differential stage (7) and the first input (13) of the first multiplication channel X. The first (4) potential input of the first differential stage (1) is connected to the second (11) potential input of the second differential stage (7) and the second input (14) of the first multiplication channel Y. The analogue voltage multiplier also has a first (15) controlled reference current source, and a second (16) controlled reference current source. The circuit also includes a first additional composite transistor (17) whose base is the first (18) input of the multiplication channel Y, the collector (emitter) is connected to the current input (12) in the common emitter circuit of the second (7) differential stage, and the emitter (collector) is connected to the current input (6) in the common emitter circuit of the first (1) differential stage. |
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Device of logical and arithmetical operations with discrete and analog values of zeros and units Invention is related to computer engineering and may be used for realisation of both logical and arithmetical operations with discrete and analog values of zeros and units. Device comprises analog subtractors, analog multipliers and analog summator. |
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Invention concerns field of computer facilities and application in computing systems with parallel processing of the information and high speed can find. The device contains blocks of devices "AND", (n+1)-input adders, the logic block consisting from r of chains from consistently included frequency-modulated generator of start, the high-frequency self-oscillator with the plan of self-clearing which is delivery-radiating systems of the high-frequency self-oscillator. |
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The result is achieved because steepness of transformation of input voltage of input differential cascade to its output current is changed reversely proportionally to changes of transmission coefficient of quadripole of negative check connection. |
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Device contains four information inputs, information output, additional information input, four analog subtracters, seven analog multiplexers, analog adder. |
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Device for selecting optimal decisions Device has coefficients memory elements, forming a matrix with dimensions M×N, M blocks of maximum selection, having N inputs and N outputs, M-1 groups of keys with N keys in each group, N indicators. |
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Device for selecting optimal decisions using main criterion method Device has coefficients memory elements, comparison blocks, keys, OR elements, indicators. |
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Device for estimating level of approach of placement to optimal one Device has matrix of m rows and n columns for homogenous environment, maximum detection block, adder, memory block, n blocks for counting units, block for estimating channels load levels, containing pulse generator, element selection multiplexer, element selection decoder, row selection decoder, m OR elements, m triggers, m counters of channel load, row number counter, column number counter, group of m blocks of forbidding elements. |
Another patent 2491233.