JPS6114580U - Peaking circuit - Google Patents
Peaking circuitInfo
- Publication number
- JPS6114580U JPS6114580U JP9643184U JP9643184U JPS6114580U JP S6114580 U JPS6114580 U JP S6114580U JP 9643184 U JP9643184 U JP 9643184U JP 9643184 U JP9643184 U JP 9643184U JP S6114580 U JPS6114580 U JP S6114580U
- Authority
- JP
- Japan
- Prior art keywords
- peaking circuit
- damping means
- band
- switching
- resistor
- 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
Links
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
第１図は本考案に係るテレビジョン受像装置におけるピ
ーキング回路を含むＩＦ信号処理回路図、第２図は従来
のピーキング回路図、及び第３図は映像検波出力波形図
である。
９・・・・・・チューナ、１０〜１２・・・・・・バン
ド切換用電源端子、１７・・・・・・ピーキング回路、
１８・・曲コイノレ、１９・・・・・・フンデンｔ、２
１〜２３・・・・・・ダンピング抵抗、２４．２５・・
・・・・スイッチングダイオード、２６・・・・・・ト
ランジスタ。FIG. 1 is an IF signal processing circuit diagram including a peaking circuit in a television receiver according to the present invention, FIG. 2 is a conventional peaking circuit diagram, and FIG. 3 is a video detection output waveform diagram. 9...Tuner, 10-12...Band switching power supply terminal, 17...Peaking circuit,
18...Song Koinore, 19...Funden t, 2
1 to 23... Damping resistance, 24.25...
...Switching diode, 26...Transistor.
Claims (1)
ピング手段とから成るピーキング回路において、前記ダ
ンピング手段を直列接続の複数個一 の抵抗とその複数
個の抵抗のうち＝部の抵抗に並列接続したスイッチング
ダイオードにより構成し、前記スイッチングダイオード
にチューナのチャンネルバンド用切換端子からの駆動電
圧を印加−してスイッチング動作させ、選択バン、ドに
応じて前記ダンピング手段の抵抗値を制御することを特
徴とするテレビジョン用映像検波回路のピーキング回路
。In a peaking circuit consisting of a resonance means including a coil and a capacitor, and a damping means including a resistor, the damping means is a switching diode connected in parallel to a plurality of series-connected resistors and a resistor of the plurality of resistors. A television set comprising: applying a driving voltage from a channel band switching terminal of a tuner to the switching diode to perform a switching operation, and controlling the resistance value of the damping means according to the selected band or band. Peaking circuit for video detection circuit for John.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9643184U JPS6114580U (en) | 1984-06-26 | 1984-06-26 | Peaking circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9643184U JPS6114580U (en) | 1984-06-26 | 1984-06-26 | Peaking circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6114580U true JPS6114580U (en) | 1986-01-28 |
Family
ID=30655902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9643184U Pending JPS6114580U (en) | 1984-06-26 | 1984-06-26 | Peaking circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6114580U (en) |
-
1984
- 1984-06-26 JP JP9643184U patent/JPS6114580U/en active Pending
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