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SU474115A1 - Intercom device - Google Patents

Intercom device

Info

Publication number
SU474115A1
SU474115A1 SU1993115A SU1993115A SU474115A1 SU 474115 A1 SU474115 A1 SU 474115A1 SU 1993115 A SU1993115 A SU 1993115A SU 1993115 A SU1993115 A SU 1993115A SU 474115 A1 SU474115 A1 SU 474115A1
Authority
SU
USSR - Soviet Union
Prior art keywords
intercom device
inputs
intercom
outputs
receiving unit
Prior art date
Application number
SU1993115A
Other languages
Russian (ru)
Inventor
Александр Иванович Зотов
Юрий Григорьевич Конышев
Игорь Иванович Максимов
Олег Николаевич Федоров
Original Assignee
Предприятие П/Я А-3526
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Предприятие П/Я А-3526 filed Critical Предприятие П/Я А-3526
Priority to SU1993115A priority Critical patent/SU474115A1/en
Application granted granted Critical
Publication of SU474115A1 publication Critical patent/SU474115A1/en

Links

Landscapes

  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)

Description

(54) УСТРОЙСТВО ВНУТРЕННЕЙ СВЯЗИ(54) DEVICE INTERIOR

Предмет изобретени Subject invention

Устройство внутренней св зи, содержащее абонентские аппараты с световыми индикаторами , св занные с блоком приема информации и коммутационным полем, и генератор вызова, отличающеес  тем, что, с целью индикации дополнительного вызова у зан того абонента , выходы блока нриема информации соединены с соответствующими входами схем «И, к вторым входам которых подключен генератор вызова, тгри этом выхплы одной из схем «И и коммутационного нол  подключены через суммирующие усилители « входам абонентских аппаратов, а выходы другой схемы «И подключены к входам световых индикаторов .An intercom device containing subscriber devices with light indicators associated with an information receiving unit and a switching field, and a call generator, characterized in that, to indicate an additional call to a busy subscriber, the outputs of the information receiving unit are connected to the corresponding circuit inputs "And, to the second inputs of which the call generator is connected, this is the output of one of the circuits" And the switching zero is connected via summing amplifiers "to the inputs of subscriber devices, and the outputs of the other circuit" And Connected to the light indicator inputs.

SU1993115A 1974-01-30 1974-01-30 Intercom device SU474115A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU1993115A SU474115A1 (en) 1974-01-30 1974-01-30 Intercom device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1993115A SU474115A1 (en) 1974-01-30 1974-01-30 Intercom device

Publications (1)

Publication Number Publication Date
SU474115A1 true SU474115A1 (en) 1975-06-14

Family

ID=20574810

Family Applications (1)

Application Number Title Priority Date Filing Date
SU1993115A SU474115A1 (en) 1974-01-30 1974-01-30 Intercom device

Country Status (1)

Country Link
SU (1) SU474115A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6714637B1 (en) * 1999-10-19 2004-03-30 Nortel Networks Limited Customer programmable caller ID alerting indicator
US7031453B1 (en) 2001-03-19 2006-04-18 Nortel Networks Limited Telephony ring customization

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6714637B1 (en) * 1999-10-19 2004-03-30 Nortel Networks Limited Customer programmable caller ID alerting indicator
US7031453B1 (en) 2001-03-19 2006-04-18 Nortel Networks Limited Telephony ring customization

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