JPS62173887U - - Google Patents

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Publication number
JPS62173887U
JPS62173887U JP6154386U JP6154386U JPS62173887U JP S62173887 U JPS62173887 U JP S62173887U JP 6154386 U JP6154386 U JP 6154386U JP 6154386 U JP6154386 U JP 6154386U JP S62173887 U JPS62173887 U JP S62173887U
Authority
JP
Japan
Prior art keywords
signal
color difference
luminance
difference signal
memory
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP6154386U
Other languages
Japanese (ja)
Other versions
JP2531918Y2 (en
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 filed Critical
Priority to JP1986061543U priority Critical patent/JP2531918Y2/en
Publication of JPS62173887U publication Critical patent/JPS62173887U/ja
Application granted granted Critical
Publication of JP2531918Y2 publication Critical patent/JP2531918Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Processing Of Color Television Signals (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の実施例を示すもので、第１図は
ビデオ信号処理回路のブロツク図、第２図は輝度
信号と色差信号の信号波形図である。 １……ビデオ信号処理回路、２……復調回路、
１０……信号除去手段、２２……輝度信号メモリ
、２４，２６……第１、第２色差信号メモリ、３
６……輝度信号補完手段、３８……色差信号補完
手段。 The drawings show an embodiment of the present invention; FIG. 1 is a block diagram of a video signal processing circuit, and FIG. 2 is a signal waveform diagram of a luminance signal and a color difference signal. 1... Video signal processing circuit, 2... Demodulation circuit,
10... Signal removal means, 22... Luminance signal memory, 24, 26... First and second color difference signal memories, 3
6... Luminance signal complementation means, 38... Color difference signal complementation means.

Claims (1)

【実用新案登録請求の範囲】 入力されるビデオ信号を輝度信号と色差信号と
に復調する復調回路と、 この復調回路で復調された輝度信号と色差信号
に対して少なくとも各フイールドの帰線期間に含
まれる信号を除去する信号除去手段と、 帰線期間内の信号が除かれた輝度信号と色差信
号とをそれぞれ個別に記憶する輝度信号メモリお
よび色差信号メモリと、 前記輝度信号メモリから読み出された輝度信号
の帰線期間内に輝度の最小レベルに相当するデー
タを補完する輝度信号補完手段と、 前記色差信号メモリから読み出された色差信号
の帰線期間内に色成分零レベルに相当するデータ
を補完する色差信号補完手段と、 を備えることを特徴とするビデオ信号処理回路。[Claims for Utility Model Registration] A demodulation circuit that demodulates an input video signal into a luminance signal and a color difference signal; a signal removing means for removing the included signal; a luminance signal memory and a color difference signal memory that separately store the luminance signal and the color difference signal from which the signal within the retrace period has been removed; a luminance signal complementing means for supplementing data corresponding to a minimum level of luminance within a blanking period of the luminance signal read from the color difference signal memory; A video signal processing circuit comprising: color difference signal complementing means for complementing data;
JP1986061543U 1986-04-23 1986-04-23 Video signal processing circuit Expired - Lifetime JP2531918Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986061543U JP2531918Y2 (en) 1986-04-23 1986-04-23 Video signal processing circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986061543U JP2531918Y2 (en) 1986-04-23 1986-04-23 Video signal processing circuit

Publications (2)

Publication Number Publication Date
JPS62173887U true JPS62173887U (en) 1987-11-05
JP2531918Y2 JP2531918Y2 (en) 1997-04-09

Family

ID=30894980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986061543U Expired - Lifetime JP2531918Y2 (en) 1986-04-23 1986-04-23 Video signal processing circuit

Country Status (1)

Country Link
JP (1) JP2531918Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5526781A (en) * 1978-08-17 1980-02-26 Sony Corp Transmitter for digital video signal
JPS58187087A (en) * 1982-04-27 1983-11-01 Victor Co Of Japan Ltd Digital signal recording system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5526781A (en) * 1978-08-17 1980-02-26 Sony Corp Transmitter for digital video signal
JPS58187087A (en) * 1982-04-27 1983-11-01 Victor Co Of Japan Ltd Digital signal recording system

Also Published As

Publication number Publication date
JP2531918Y2 (en) 1997-04-09

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