SU1732452A1

SU1732452A1 - Device for selection of pulses

Info

Publication number: SU1732452A1
Application number: SU894771599A
Authority: SU
Inventors: Гелий Петрович Абугов; Владимир Анатольевич Прохоров; Арон Моисеевич Рахман
Original assignee: Центральный Научно-Исследовательский Институт Связи
Priority date: 1989-12-19
Filing date: 1989-12-19
Publication date: 1992-05-07

Abstract

Изобретение относитс к импульсной технике, а именно к устройствам дл селекции импульсов, и может быть использовано в блоке управлени цифрового телефонного аппарата. Целью изобретени вл етс повышение точности селекции импульсов. Устройство дл селекции импульсов содержит триггер 1, генератор 2 импульсов, одновиб- ратор 3, входную шину 14 информации и выходную шину 17. Цо.ль достигаетс за счет введени элементов ИЛИ-НЕ 4-8. элементов НЕ 9-12. регистра 13 сдвига, входной шины 15, входной шины 16 сигнала переда-, чи и образовани новых функциональных св зей, причем одновибратор 3 содержит триггер 18, усилитель 19, элемент НЕ 20, диод 21, конденсатор 22, резистор 23, а регистр 13 сдвига - триггеры 25-28. 2 з. п. ф-лы. 2 ил.The invention relates to a pulse technique, namely, devices for the selection of pulses, and can be used in a control unit of a digital telephone apparatus. The aim of the invention is to improve the accuracy of pulse selection. The device for selecting pulses contains a trigger 1, a generator of 2 pulses, a single-oscillator 3, an input bus 14 of information and an output bus 17. A turbine is achieved by introducing the elements OR-HE 4-8. Items NOT 9-12. the shift register 13, the input bus 15, the input bus 16 of the transmission signal, chi and the formation of new functional connections, the one-shot 3 containing the trigger 18, the amplifier 19, the HE element 20, the diode 21, the capacitor 22, the resistor 23, and the shift register 13 - triggers 25-28. 2 h. apt. 2 Il.

Description

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Claims

1. A device for selecting pulses, comprising a first trigger, a pulse generator, a single vibrator, an information input bus and an output bus characterized in that. that, in order to improve the accuracy of pulse selection, it was introduced from the first in n (elements OR-NOT, from the first to the fourth elements NOT and the shift register register performed with direct and inverse C-inputs, the R-input of which is connected to the output the fourth element OR NOT, the direct C input - with the output of the pulse generator, the input of the first element NOT and the inverse C input of the first trigger, made with the direct and inverse C inputs, the inverse C input with the output of the first element NOT and direct C-input of the first trigger, and the first output 5 turn - with the first input of the fifth an OR-NOT element whose output is connected to the D-input of the shift register, and the second input is connected to the input bus of the transmission signal, and the first input of the third OR-NOT element is the same as the inverse one-vibrator output. C-inputs, the second input - with the input bus information and the first input of the first element OR NOT, and the output - with the input of the second

5 elements NOT and D-input of the first trigger, the direct output of which is connected to the first input of the second element OR NOT, and the R-input - to the input bus of the installation, the input of the fourth element NOT and the R-input of the one-oscillator, direct C-input which is connected to the output of the second element is NOT and the input of the third element is NOT. direct output - with the second input of the first element OR NOT, and inverse C-input - with the output of the third

5 elements are NOT, with the first input of the fourth element OR-NOT and the second input of the second element OR-NOT. the third input is connected to the third input of the first OR-NOT element and the second output of the shift register, and the output is connected to the control input of the pulse generator, and the direct output of the first trigger is connected to the fourth input of the first OR-NOT element, the output of which is connected to the output bus and the output

5 of the fourth element is NOT connected to the second input of the fourth element OR NOT.

2, the device according to claim 1. with the fact that the one-shot comprises a second trigger, made with direct and inverse C-inputs, the direct output of which is connected to the direct output of the one-shot. The R input is with the R input of the one-shot, direct and inverse C-inputs, respectively, with the direct and inverse C-inputs of the one-shot, and the inverse output with the invert output of the one-shot and through an amplifier with the first terminals of the resistor and diode, the second terminals of which are connected with the first output of the capacitor and the input of the fifth element HE, the output of which is connected to the S-input of the second trigger, the D-input of which is connected to the common bus connected to the second output of the capacitor.

3. The device pop, 1. distinguishing with the fact that the shift register contains a third 0

its sixth triggers are made with direct and inverse C-inputs, the R-inputs of each of which are connected to the R-input of the shift register, the direct and inverse of the C-inputs of each of which are connected respectively with the direct and inverse C- the inputs of the shift register, and the D input of the third trigger is connected to the D input of the shift register, and the direct output is connected to the D input of the fourth, that trigger whose direct output is connected to the D input of the first trigger, the direct output of which connected to the D-input of the sixth trigger, the direct output of which is connected to the first output of the register shift, the second output of which is connected to the direct output of the third trigger.

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