JPS5850770U - Automatic signal switching circuit - Google Patents

Automatic signal switching circuit

Info

Publication number
JPS5850770U
JPS5850770U JP13983781U JP13983781U JPS5850770U JP S5850770 U JPS5850770 U JP S5850770U JP 13983781 U JP13983781 U JP 13983781U JP 13983781 U JP13983781 U JP 13983781U JP S5850770 U JPS5850770 U JP S5850770U
Authority
JP
Japan
Prior art keywords
signal
circuit
switching circuit
television
interrupt
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.)
Pending
Application number
JP13983781U
Other languages
Japanese (ja)
Inventor
加藤 守久
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP13983781U priority Critical patent/JPS5850770U/en
Publication of JPS5850770U publication Critical patent/JPS5850770U/en
Pending legal-status Critical Current

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  • Studio Circuits (AREA)
  • Television Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第1図は本考案に係る自動信号切換回路の回路構成図、
第2図は信号検出回路の実施例を示す回路図、第3図は
映像、同期、及び音声切換回路の回路構成図、第4図及
び第5図は切換回路及びインバータの一実施例を示す回
路図である。 1・・・・・・増幅検波回路、2・・・・・・映像及び
色信号処理回路、3・・・・・・信号切換回路、4・・
・・・・ブラウン管、5・・・・・・同期切換回路、6
・・晶・偏向回路、7・・曲偏向コイル、8・・・・・
・音声切換回路、9・・・・・・音声検波増幅回路、1
0・・・由スピーカ、11・・曲ビデオ入力端子、12
・・・・・・ビデオ信号処理回路、13・・・・・・信
号検出回路、14・・・・・・音声入力端子。
FIG. 1 is a circuit configuration diagram of an automatic signal switching circuit according to the present invention,
Fig. 2 is a circuit diagram showing an embodiment of the signal detection circuit, Fig. 3 is a circuit diagram of the video, synchronization, and audio switching circuit, and Figs. 4 and 5 show an embodiment of the switching circuit and inverter. It is a circuit diagram. 1...Amplification detection circuit, 2...Video and color signal processing circuit, 3...Signal switching circuit, 4...
... Braun tube, 5 ... Synchronous switching circuit, 6
...Crystal/deflection circuit, 7...Curved deflection coil, 8...
・Audio switching circuit, 9...Audio detection amplification circuit, 1
0... Yu speaker, 11... Song video input terminal, 12
...Video signal processing circuit, 13...Signal detection circuit, 14...Audio input terminal.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] (1)映像、同期、音声等の正規のテレビジョン信号を
処理するテレビジョン回路と、外部からの割り込み信号
を入力し分離処理する処理回路と、朶の処理回路からの
信号に基づいて割り込み信号の有無を検出する信号検出
回路と、この信号検出回路からの信号に基づいて正規の
テレビジョン信号と割り込み信号とを切換えて前記テレ
ビジョン回路に入力する切換回路とを具備して成る自動
信号切換回路。
(1) A television circuit that processes regular television signals such as video, synchronization, and audio, a processing circuit that inputs and separates interrupt signals from the outside, and an interrupt signal based on the signal from the processing circuit on the outside. and a switching circuit that switches between a regular television signal and an interrupt signal based on the signal from the signal detection circuit and inputs the signal to the television circuit. circuit.
(2)前記切換回路は、前記正規のテレビジョン信号と
前記割り込み信号の同期が同じ場合、割り込み信号路が
オン状態となった時、正規のテレビジョン信号路もオン
でき且つ抵抗分が挿入されるように構成されることを特
徴とする実用新案登録請求の範囲第1項記載の自動信号
切換回路。
(2) When the regular television signal and the interrupt signal are in the same synchronization, the switching circuit can also turn on the regular television signal path when the interrupt signal path is turned on, and a resistor is inserted. An automatic signal switching circuit according to claim 1, characterized in that the automatic signal switching circuit is configured so as to
JP13983781U 1981-09-22 1981-09-22 Automatic signal switching circuit Pending JPS5850770U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13983781U JPS5850770U (en) 1981-09-22 1981-09-22 Automatic signal switching circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13983781U JPS5850770U (en) 1981-09-22 1981-09-22 Automatic signal switching circuit

Publications (1)

Publication Number Publication Date
JPS5850770U true JPS5850770U (en) 1983-04-06

Family

ID=29933016

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13983781U Pending JPS5850770U (en) 1981-09-22 1981-09-22 Automatic signal switching circuit

Country Status (1)

Country Link
JP (1) JPS5850770U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6148138U (en) * 1984-08-31 1986-03-31 良三 松本 Packaging bag with ventilation holes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6148138U (en) * 1984-08-31 1986-03-31 良三 松本 Packaging bag with ventilation holes

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