JPS5988973U - Television receiver power circuit - Google Patents
Television receiver power circuitInfo
- Publication number
- JPS5988973U JPS5988973U JP1982185093U JP18509382U JPS5988973U JP S5988973 U JPS5988973 U JP S5988973U JP 1982185093 U JP1982185093 U JP 1982185093U JP 18509382 U JP18509382 U JP 18509382U JP S5988973 U JPS5988973 U JP S5988973U
- Authority
- JP
- Japan
- Prior art keywords
- television receiver
- power circuit
- receiver power
- television
- voltage
- 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
Links
Landscapes
- Details Of Television Systems (AREA)
- Selective Calling Equipment (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図は従来のテレビジョン受像機の電源回路の例を示
す構成図、第２図及び第３図は夫々本考案の説明に供す
る線図、第４図は本考案テレビジョン受像機の電源回路
の一実施例を示す構成図である。
１はパルス幅変調回路の半導体集積回路、２は商用電源
、１１は比較回路、１６はコンパレータ、１７は鋸歯状
波信号発生回路、１８ａ及び５０は夫々抵抗器、１８ｂ
はコンデンサ、２５．４２゜４５及び４９は夫々トラン
ジスタ、３０は直流Ｎ源出力端子、４４はスタンバイ信
号入力端子である。Fig. 1 is a configuration diagram showing an example of a power supply circuit of a conventional television receiver, Figs. 2 and 3 are diagrams for explaining the present invention, respectively, and Fig. 4 is a power supply circuit of a television receiver of the present invention. FIG. 1 is a configuration diagram showing an example of a circuit. 1 is a semiconductor integrated circuit of a pulse width modulation circuit, 2 is a commercial power supply, 11 is a comparison circuit, 16 is a comparator, 17 is a sawtooth signal generation circuit, 18a and 50 are resistors, 18b
45 and 49 are transistors, 30 is a DC N source output terminal, and 44 is a standby signal input terminal.
Claims (1)
、該チョッピングされた電圧を整流して定出力直流電圧
を得を様にすると共に電源をオフす、ることなくリモー
トコントロールのスタンバイ状態とする様にしたテレビ
ジョン受像機の電源回路に於いて、リモートコントロー
ルのスタンドバイ状態時に上記スイッチング素子を制御
する制御信号を得る発振回路の発振周波数を増大する様
にしたことを特徴とするテレビジョン受像機の電源回路
。A television in which DC input voltage is chopped by a switching element, the chopped voltage is rectified to obtain a constant output DC voltage, and the television is placed in standby mode for remote control without turning off the power. A power supply circuit for a television receiver, characterized in that the oscillation frequency of an oscillation circuit that obtains a control signal for controlling the switching element is increased when a remote control is in a standby state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982185093U JPS5988973U (en) | 1982-12-07 | 1982-12-07 | Television receiver power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982185093U JPS5988973U (en) | 1982-12-07 | 1982-12-07 | Television receiver power circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5988973U true JPS5988973U (en) | 1984-06-16 |
| JPS6349959Y2 JPS6349959Y2 (en) | 1988-12-22 |
Family
ID=30400151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982185093U Granted JPS5988973U (en) | 1982-12-07 | 1982-12-07 | Television receiver power circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5988973U (en) |
-
1982
- 1982-12-07 JP JP1982185093U patent/JPS5988973U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6349959Y2 (en) | 1988-12-22 |
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