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SU501495A1 - Compensation device for dark and background video signal components - Google Patents

Compensation device for dark and background video signal components

Info

Publication number
SU501495A1
SU501495A1 SU2067303A SU2067303A SU501495A1 SU 501495 A1 SU501495 A1 SU 501495A1 SU 2067303 A SU2067303 A SU 2067303A SU 2067303 A SU2067303 A SU 2067303A SU 501495 A1 SU501495 A1 SU 501495A1
Authority
SU
USSR - Soviet Union
Prior art keywords
video signal
dark
signal components
compensation device
background video
Prior art date
Application number
SU2067303A
Other languages
Russian (ru)
Inventor
Анатолий Александрович Снегов
Original Assignee
Предприятие П/Я А-1772
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-1772 filed Critical Предприятие П/Я А-1772
Priority to SU2067303A priority Critical patent/SU501495A1/en
Application granted granted Critical
Publication of SU501495A1 publication Critical patent/SU501495A1/en

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Description

обмкп. TucBM o6pt30M, точечный сигнал не оостутех ш второй вход дифференшшшюго усшштрл . Запоминающее устройство 3 ф ктрувт урснм ь югакошстотной составл ющей вндеос гшиш , предшествующей сигналу от точечного обмкщ.obmkp TucBM o6pt30M, a point signal is not located, the second differential input is the second input. A storage device 3 of the unit is the yuga part of the component vndeoshshishsh preceding the signal from the point obmksch.

Формула нэобретен Formula invented

компенсашш темновых к фсжовых еоопшл   ц х видёос гвала, содержащее дифBxolf compensation dark to fshovyh eoplitsh x video ghala containing difxxolf

ференциальный уснлитель, на один из входов которого подан непосредственно видеосигнал, отличающеес  тем, что, с целью увеличени  отношени  сигнал/щум в компенсированном сигнале, к второму входу дифференциального усилител  подключены последовательно соединенные запоминающее устройство и ключ, на вход которого (ан видеосигнал , а к управл ющему входу подключены последовательно соединенные ждущий мультивибратор, усилитель-ограничитель и дифференцирующа  цепочка , на вход которой подан видеосигнал.A potential amplifier, one of the inputs of which is directly supplied with a video signal, characterized in that, in order to increase the signal-to-sound ratio in the compensated signal, serially connected memory and key are connected to the second input of the differential amplifier and to which the control input is connected in series with a stand-by multivibrator, an amplifier-limiter and a differentiating chain, at the input of which a video signal is fed.

SU2067303A 1974-10-07 1974-10-07 Compensation device for dark and background video signal components SU501495A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2067303A SU501495A1 (en) 1974-10-07 1974-10-07 Compensation device for dark and background video signal components

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2067303A SU501495A1 (en) 1974-10-07 1974-10-07 Compensation device for dark and background video signal components

Publications (1)

Publication Number Publication Date
SU501495A1 true SU501495A1 (en) 1976-01-30

Family

ID=20598334

Family Applications (1)

Application Number Title Priority Date Filing Date
SU2067303A SU501495A1 (en) 1974-10-07 1974-10-07 Compensation device for dark and background video signal components

Country Status (1)

Country Link
SU (1) SU501495A1 (en)

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