DEVICE FOR DETERMINING PELENG AND DISTANCE TO SOURCE OF SIGNALS Russian patent published in 2017 - IPC G01S3/78 G01S3/80 G01V11/00 

FIELD: measuring equipment.

SUBSTANCE: device for determining the bearing and range to the signal source, comprising a first antenna, a first and a second microbarometer, and five analog-to-digital converters (ADCs) connected to a personal computer (PC), further comprises a unit of a single time system and a unit communications with subscribers connected to a PC, a first amplifier, a first filter, a second amplifier, a first threshold block and an OR circuit, a series connected second antenna, a third amplifier, a second, fourth filter, a fourth amplifier and a second threshold block, a third antenna connected in series, a fifth amplifier, a third filter, a sixth amplifier and a third threshold block, a series-connected seventh amplifier, a fourth filter, an eighth amplifier, a fifth filter, a fourth threshold block and a first AND circuit, first D/A converter (DAC) connected in series with a first calibrator, a second DAC and a second calibrator connected in series, a third DAC and a third calibrator connected in series, a fourth DAC and a fourth calibrator connected in series, a fifth DAC and a first daisy and a second shaper, a first timer connected in series, a second AND circuit and a first counter, a ninth amplifier connected in series, a sixth filter, a tenth amplifier, a seventh filter, a fifth threshold block, and a third AND circuit, connected in series by a seventh DAC and a fifth calibrator, connected in series by an eighth DAC and a third shaper, a second timer, a fourth AND circuit and a second clock, connected to the second inputs of the second and fourth AND circuits, third and fourth timers, sequentially connected analog first quadrators, adder and first divider, sequentially connected sixth threshold block and fifth AND circuit, sequentially connected fifth timer, sixth AND circuit and third counter, and sixth ADC, second clock connected to second the input of the sixth AND circuit, and analog second and third quadrants connected by the inputs to the second and third filters respectively, and the outputs connected respectively to the second input of the adder and to the second input of the first divider, the non-linearity corrector, the first unit for calculating the module, the first subtraction unit, the second unit for calculating the module, the seventh threshold block and the inverse input of the seventh AND circuit, the first key connected in series, the first memory and the third unit for calculating the module, To the second input of the first subtraction block, the eighth AND circuit connected in series, and the first univibrator connected to the control input of the first key, as well as the seventh ADC, and the block is compared. The second input is connected to the second input of the seventh circuit AND, the second key connected in series, the second storage unit, the second subtraction unit and the fourth unit for calculating the module, and the second univibrator connected by the input to the eighth scheme and, the output connected to the control input of the second switch, the first, second and third antennas being magnetic and arranged mutually perpendicular to each other, the first, second and third drivers being designed as a smoothing link with the power amplifier, the non-linearity corrector is designed as an amplifier with automatic adjustment amplification, the first, second, third, fourth, fifth, sixth and seventh threshold blocks are made with a threshold control, the first, second, third, fourth, fifth, sixth and seventh filters are configured with the first, second, third, fourth, fifth, sixth, seventh, eighth, ninth and tenth amplifiers are made with phase and sensitivity control, the first, second, third, fourth and fifth timers are designed to control the duration of the output signal, the first, second, third and fourth units of the module calculation are executed as inverse amplifiers with diodes for converting signals of any polarity into signals of positive polarity, the first AND circuit is connected by a second input to the first timer, the input is connected to the third timer, and the output is connected to the stop input of the first counter, the third circuit AND is connected by the second input to the second timer, the third input is connected to the fourth timer, and the output is connected to the stop input of the second counter, the fifth circuit AND is connected by the second input to the fifth timer, and the output is connected to the stop input of the third counter, the sixth ADC is connected to the output of the first divider, and the output is connected to the PC, the seventh ADC is connected to the output of the non-linearity corrector, and the output is connected to the PC, the OR circuit is connected to the second and third input terminals respectively to the second and third threshold blocks, and the output is connected to the PC and to the first, second and fifth timers, the first quadrate is connected to the output of the first filter, the first antenna is connected to the first amplifier, the first microbarometer is connected to output to the seventh amplifier, and the input is acoustically connected to the fourth calibrator, the second microbarometer is connected to the ninth amplifier, and the input is acoustically connected to the fifth calibrator, the first shaper is connected to the control the inputs of the first, second and third filters, the second driver is connected to the control inputs of the fourth and fifth filters, the third driver is connected to the control inputs of the sixth and seventh filters, the inputs of the first, second, third, fourth and fifth A/D converters are respectively connected to the first, second, third, fourth and sixth filters, the outputs of the first, second and third calibrators are respectively connected to the first, third antennas, the eighth circuit AND is connected by the first input to the OR circuit, and the inverse input is connected to the fifth timer, the second divider is connected by the inputs to the first and second filters, the input of the first key is connected to the corrector the output of the seventh AND circuit is connected to the third input of the fifth AND circuit, the second key input and the second input of the second subtraction unit are connected to the first divider, the output of the fourth unit of the module calculation is connected to the sixth threshold block, and the inputs of all DACs controlling the inputs of all amplifiers, control inputs of all threshold blocks, outputs of the first, second and third counters, outputs and control inputs of the first, second and fifth timers, as well as the start inputs and control inputs of the third and fourth timers are connected to the PC.

EFFECT: reducing inaccuracies when used at a single-point surveillance station or on a vehicle and increase the noise immunity of the device in the presence of interfering signals coming from other azimuths.

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