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
Landscapes
- Picture Signal Circuits (AREA)
- Processing Of Color Television Signals (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
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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