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2 013 887

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IPC

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Application

4940282/09, 1991-05-28

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Actual filing date

1991-05-28

(45)

Published

1994-05-30

(72)

Inventor

Medvedev Ju.A.Babich V.V.Basij V.T.Gofajzen O.V.Didych Ju.R.Krjukova T.D.Matveev A.A.Platzerova N.A.Stashkiv Ju.V.Shishkin A.V.

(73)

Holder

Medvedev Jurij AndreevichBabich Vladimir Vasil'EvichBasij Valerij TimofeevichGofajzen Oleg ViktorovichDidych Jurij RomanovichKrjukova Tat'Jana DmitrievnaMatveev Aleksandr AleksandrovichPlatzerova Natal'Ja AleksandrovnaStashkiv Jurij VladimirovichShishkin Aleksandr Vladimirovich

DIGITAL UNIT FOR SEPARATING COLOR AND BRIGHTNESS SIGNALS IN SECAM SYSTEM DECODER Russian patent published in 1994 - IPC

Abstract RU 2013887 C1

FIELD: TV engineering. SUBSTANCE: device has analog-to-digital converter 1, unit 2 for separating total color videosignal to low-frequency and high-frequency components, three delay units 3, 13, 16, adder 4, two digital-to-analog converters 5, 12, unit 6 for correcting toothed brightness signal, three multipliers 7, 8, 11, vertical filtration unit 9, unit 10 for correcting toothed color signal, unit 14 for measuring rest frequency of color subcarrier, color subcarrier rest frequency complex signal generator 15. EFFECT: reduced distortion of signals. 1 dwg

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RU 2 013 887 C1

Authors

Medvedev Ju.A.

Babich V.V.

Basij V.T.

Gofajzen O.V.

Didych Ju.R.

Krjukova T.D.

Matveev A.A.

Platzerova N.A.

Stashkiv Ju.V.

Shishkin A.V.

Dates

1994-05-30—Published

1991-05-28—Filed

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