JPH0361768U - - Google Patents

Info

Publication number
JPH0361768U
JPH0361768U JP12107289U JP12107289U JPH0361768U JP H0361768 U JPH0361768 U JP H0361768U JP 12107289 U JP12107289 U JP 12107289U JP 12107289 U JP12107289 U JP 12107289U JP H0361768 U JPH0361768 U JP H0361768U
Authority
JP
Japan
Prior art keywords
signal
superimposed
abl
switching means
switching
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
JP12107289U
Other languages
English (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 JP12107289U priority Critical patent/JPH0361768U/ja
Publication of JPH0361768U publication Critical patent/JPH0361768U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Television Systems (AREA)
  • Character Discrimination (AREA)
  • Studio Circuits (AREA)
  • Television Receiver Circuits (AREA)

Description

【図面の簡単な説明】
第１図は本考案の原理説明図、第２図は本考案
の一実施例を示すＡＢＬ切換回路の回路図、第３
図は従来例を示すＡＢＬ回路のブロツク図、第４
図はスーパインポーズ状態を示す受像画面図であ
る。 １……ＲＧＢインターフエイス用ＩＣ、２，４
……切換回路、３……マトリツクス回路、５，６
，７，９，１０，１１，１２，１４，１６，１７
，１９……抵抗器、８，１５，１８……トランジ
スタ、１３……コンデンサ。

Claims (1)

    【実用新案登録請求の範囲】
  1. テレビの映像信号と同映像信号にスーパインポ
    ーズするテキスト信号とを切換手段に各々入力し
    、切換パルス信号を前記切換手段に入力して前記
    切換手段より映像信号に代えてスーパインポーズ
    するテキスト信号を出力せしめ、同出力信号に対
    してＡＢＬ電圧に前記切換パルス信号を重畳して
    積分回路に加え、前記積分回路で得られた直流分
    を前記切換パルス信号期間におけるＡＢＬ電圧と
    したことを特徴とするＡＢＬ回路。
JP12107289U 1989-10-17 1989-10-17 Pending JPH0361768U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12107289U JPH0361768U (ja) 1989-10-17 1989-10-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12107289U JPH0361768U (ja) 1989-10-17 1989-10-17

Publications (1)

Publication Number Publication Date
JPH0361768U true JPH0361768U (ja) 1991-06-17

Family

ID=31669115

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12107289U Pending JPH0361768U (ja) 1989-10-17 1989-10-17

Country Status (1)

Country Link
JP (1) JPH0361768U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7817729B2 (en) 2003-06-12 2010-10-19 Panasonic Corporation Method and apparatus for multicarrier communication

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7817729B2 (en) 2003-06-12 2010-10-19 Panasonic Corporation Method and apparatus for multicarrier communication

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