JPS6142173U - Television receiver AGC device - Google Patents

Television receiver AGC device

Info

Publication number
JPS6142173U
JPS6142173U JP12651384U JP12651384U JPS6142173U JP S6142173 U JPS6142173 U JP S6142173U JP 12651384 U JP12651384 U JP 12651384U JP 12651384 U JP12651384 U JP 12651384U JP S6142173 U JPS6142173 U JP S6142173U
Authority
JP
Japan
Prior art keywords
television receiver
agc device
receiver agc
channel
gain control
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
JP12651384U
Other languages
Japanese (ja)
Other versions
JPH0427260Y2 (en
Inventor
陽一 佐藤
Original Assignee
パイオニア株式会社
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 パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP12651384U priority Critical patent/JPS6142173U/en
Publication of JPS6142173U publication Critical patent/JPS6142173U/en
Application granted granted Critical
Publication of JPH0427260Y2 publication Critical patent/JPH0427260Y2/ja
Granted legal-status Critical Current

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Landscapes

  • Television Receiver Circuits (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) [Summary] 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 drawings]

第１図は従来のＡＧＣ装置を示すブロック図、第２図は
従来のＡＧＣ装置による混変調特性およびＳ／Ｎ特性を
示す線図、第３図はこの考案の一実施例のＡＧＣ装置を
示すブロック図である。 １・・・ラロントエンド、２・・・ＳＡＷフィルタ、３
・・・ＶＩＦ部、４・・・ＰＬＬシンセサイザシステム
、５・・・不揮発性メモリ、６・・・Ｄ／Ａコンバータ
、７・・・増幅器。Fig. 1 is a block diagram showing a conventional AGC device, Fig. 2 is a diagram showing cross-modulation characteristics and S/N characteristics of the conventional AGC device, and Fig. 3 shows an AGC device according to an embodiment of the invention. It is a block diagram. 1... Laronto end, 2... SAW filter, 3
...VIF section, 4...PLL synthesizer system, 5...nonvolatile memory, 6...D/A converter, 7...amplifier.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＰＬＬシンセサイザシステムよりの各チャンネルごとの
同調電圧と、ＡＧＣ回路よりの電圧とをフロントエンド
に印加して、ゲインコントロールを行うテレビジョン受
像器１こおいて、上記シンセサイザシステムに読み出さ
れるメモリに収納された− ， 各チャンネルごとの上
記フロントエンドのゲイン差に対応するデータによって
、上記ゲインコント゜一″を行ことを特徴とするＡＧＣ
装置・The tuning voltage for each channel from the PLL synthesizer system and the voltage from the AGC circuit are applied to the front end to perform gain control. The AGC is characterized in that the gain control is performed by data corresponding to the gain difference of the front end for each channel.
Device·
JP12651384U 1984-08-21 1984-08-21 Television receiver AGC device Granted JPS6142173U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12651384U JPS6142173U (en) 1984-08-21 1984-08-21 Television receiver AGC device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12651384U JPS6142173U (en) 1984-08-21 1984-08-21 Television receiver AGC device

Publications (2)

Publication Number Publication Date
JPS6142173U true JPS6142173U (en) 1986-03-18
JPH0427260Y2 JPH0427260Y2 (en) 1992-06-30

Family

ID=30685188

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12651384U Granted JPS6142173U (en) 1984-08-21 1984-08-21 Television receiver AGC device

Country Status (1)

Country Link
JP (1) JPS6142173U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5871220U (en) * 1981-11-07 1983-05-14 三洋電機株式会社 television receiver

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5871220U (en) * 1981-11-07 1983-05-14 三洋電機株式会社 television receiver

Also Published As

Publication number Publication date
JPH0427260Y2 (en) 1992-06-30

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