JPS61111271U - - Google Patents

Info

Publication number
JPS61111271U
JPS61111271U JP19563884U JP19563884U JPS61111271U JP S61111271 U JPS61111271 U JP S61111271U JP 19563884 U JP19563884 U JP 19563884U JP 19563884 U JP19563884 U JP 19563884U JP S61111271 U JPS61111271 U JP S61111271U
Authority
JP
Japan
Prior art keywords
signal
counting
television system
determined based
discrimination circuit
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
JP19563884U
Other languages
Japanese (ja)
Other versions
JPH0445341Y2 (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 JP1984195638U priority Critical patent/JPH0445341Y2/ja
Publication of JPS61111271U publication Critical patent/JPS61111271U/ja
Application granted granted Critical
Publication of JPH0445341Y2 publication Critical patent/JPH0445341Y2/ja
Expired legal-status Critical Current

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  • Color Television Systems (AREA)

Description

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

第１図は本考案の実施例のブロツク図、第２図
及び第３図は第１図のブロツクの各部信号波形を
示す図である。 主要部分の符号の説明、１……バーストゲート
、２……ゲートパルス発生回路、４……カウンタ
、５……判別回路。 FIG. 1 is a block diagram of an embodiment of the present invention, and FIGS. 2 and 3 are diagrams showing signal waveforms at various parts of the block in FIG. 1. Explanation of symbols of main parts: 1...burst gate, 2...gate pulse generation circuit, 4...counter, 5...discrimination circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 複合映像信号における同期信号のバツクポーチ
に重畳された色信号周波数を有する信号の波数を
計数する計数手段を設け、この計数結果によりテ
レビジヨン方式の判別をなすようにしたことを特
徴とするテレビジヨン方式判別回路。 A television system characterized in that a counting means is provided for counting the wave number of a signal having a color signal frequency superimposed on the back porch of a synchronization signal in a composite video signal, and the television system is determined based on the counting result. Discrimination circuit.
JP1984195638U 1984-12-24 1984-12-24 Expired JPH0445341Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984195638U JPH0445341Y2 (en) 1984-12-24 1984-12-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984195638U JPH0445341Y2 (en) 1984-12-24 1984-12-24

Publications (2)

Publication Number Publication Date
JPS61111271U true JPS61111271U (en) 1986-07-14
JPH0445341Y2 JPH0445341Y2 (en) 1992-10-26

Family

ID=30753238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984195638U Expired JPH0445341Y2 (en) 1984-12-24 1984-12-24

Country Status (1)

Country Link
JP (1) JPH0445341Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6370685A (en) * 1986-09-12 1988-03-30 Hitachi Ltd Component video signal processor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54149424A (en) * 1978-05-15 1979-11-22 Matsushita Electric Ind Co Ltd Signal detector of television receiver
JPS5554060U (en) * 1978-10-05 1980-04-12
JPS57195287U (en) * 1981-06-03 1982-12-10

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54149424A (en) * 1978-05-15 1979-11-22 Matsushita Electric Ind Co Ltd Signal detector of television receiver
JPS5554060U (en) * 1978-10-05 1980-04-12
JPS57195287U (en) * 1981-06-03 1982-12-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6370685A (en) * 1986-09-12 1988-03-30 Hitachi Ltd Component video signal processor

Also Published As

Publication number Publication date
JPH0445341Y2 (en) 1992-10-26

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