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Inventor: Nagata; Hideo
Address: Ogasa-gun, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7205843 |
Protection circuit for power amplifier |
April 17, 2007 |
| A directional coupler is provided on the output side of a power amplifier. An increase in reflected wave power from a load is detected through the directional coupler by an electric power detector (wave detector). Then, a detection signal of an electric power detector is provided to a po |
| 6239656 |
Power amplifier |
May 29, 2001 |
| The present invention is a microwave power amplifier using a balanced amplifier. The present invention uses one output port of a hybrid power combiner as a port to detect distortion of the amplifier circuit. To eliminate noise superimposed over a normal signal, the detected distortion |
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