RU94002756A - CONFIDENTIAL COMMUNICATION APPARATUS - Google Patents

CONFIDENTIAL COMMUNICATION APPARATUS

Info

Publication number
RU94002756A
RU94002756A RU94002756/09A RU94002756A RU94002756A RU 94002756 A RU94002756 A RU 94002756A RU 94002756/09 A RU94002756/09 A RU 94002756/09A RU 94002756 A RU94002756 A RU 94002756A RU 94002756 A RU94002756 A RU 94002756A
Authority
RU
Russia
Prior art keywords
control
conditions
acoustic noise
speech
communication apparatus
Prior art date
Application number
RU94002756/09A
Other languages
Russian (ru)
Inventor
А.М. Косарев
Original Assignee
Войсковая Часть 25871
Filing date
Publication date
Application filed by Войсковая Часть 25871 filed Critical Войсковая Часть 25871
Publication of RU94002756A publication Critical patent/RU94002756A/en

Links

Claims (1)

Устройство относится к электросвязи и может быть использовано в системах конфиденциальной телефонной связи, эксплуатируемой в условиях воздействия высоких уровней акустических шумов и помех в канале связи. Аппарат содержит устройства: речепреобразующее, преобразования и коммутации информации, линейное, управления приема, управления передачи, шифрообразующее, контроля и блокировки, генератор хаотических импульсов, анализа и контроля синхропосылки, тактовой синхронизации, питания. Введение в аппарат устройства управления шагом квантования позволило компенсировать снижение уровня речевого сигнала на выходе аппарата из-за влияния канальных ошибок и увеличить разборчивость речи при работе в условиях интенсивных акустических шумов.The device relates to telecommunications and can be used in systems of confidential telephone communication, operated in conditions of exposure to high levels of acoustic noise and interference in the communication channel. The device contains devices: speech processing, information conversion and switching, linear control, reception control, transmission control, cipher generation, control and blocking, generator of chaotic pulses, analysis and control of synchronizing, clock synchronization, power. Introduction to the apparatus of the control unit quantization step allowed to compensate for the decrease in the level of the speech signal at the output of the apparatus due to the influence of channel errors and to increase speech intelligibility when working in conditions of intense acoustic noise.
RU94002756/09A 1994-01-26 CONFIDENTIAL COMMUNICATION APPARATUS RU94002756A (en)

Publications (1)

Publication Number Publication Date
RU94002756A true RU94002756A (en) 1996-02-27

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