JPS61199918U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す回路図、第２
図は同実施例のタイミングチヤート、第３図は整
流増幅回路の例を示す回路図、第４図は本考案の
他の実施例の一部を示す回路図、第５図は従来の
電力増幅器を示す回路図である。 １１……整流増幅回路、１３，１４……パワー
ドライバ、１６……単一出力電源、１７……デイ
テクタ、１８……スイツチング回路。 Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a timing chart of the same embodiment, Figure 3 is a circuit diagram showing an example of a rectifier amplifier circuit, Figure 4 is a circuit diagram showing a part of another embodiment of the present invention, and Figure 5 is a conventional power amplifier. FIG. 11... Rectifier amplifier circuit, 13, 14... Power driver, 16... Single output power supply, 17... Detector, 18... Switching circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 正負入力信号を絶対値に変換する整流増幅回路
と、上記入力信号の正負切り替わり点を検知する
デイテクタと、上記整流増幅回路からの信号が入
力されるＸ型に交叉する２系統のパワードライバ
と、上記デイスクの出力により上記２系統のパワ
ードライバの一方の動作を選択するスイツチング
回路と、上記２系統のパワードライバの交叉部分
に共通に接続される負荷と、該負荷へ電力を供給
する単一の出力電源とを備え、上記２系統のパワ
ードライバの各系統の一方側は上記出力電源に接
続し、他方側を接地させる構成とし、上記入力信
号の正負に従つて上記負荷に流れる電流方向を切
り替えるようにして信号増幅させる電力増幅器。 a rectifier amplifier circuit that converts a positive and negative input signal into an absolute value, a detector that detects a positive/negative switching point of the input signal, and two systems of power drivers that intersect in an X-shape into which signals from the rectifier amplifier circuit are input; A switching circuit that selects the operation of one of the two systems of power drivers based on the output of the disk, a load that is commonly connected to the intersection of the two systems of power drivers, and a single circuit that supplies power to the load. and an output power source, one side of each of the two power driver systems is connected to the output power source and the other side is grounded, and the direction of the current flowing to the load is switched according to the positive or negative of the input signal. A power amplifier that amplifies signals in this way.