Kazuhisa Ishiguro, Gunma JP
Kazuhisa Ishiguro, Gunma JP
Patent application number | Description | Published |
---|---|---|
20090009266 | Antenna Damping Circuit and High Frequency Receiver Employing Same - An antenna damping circuit in which the frequency characteristics of damping amount can be made substantially flat by providing a resistor (Ra) between PIN diodes (D | 01-08-2009 |
20090027128 | VARIABLE GAIN AMPLIFIER - The present invention provides a variable gain amplifier including a plurality of initial-stage LNAs | 01-29-2009 |
20090096527 | AUTOMATIC GAIN CONTROL CIRCUIT AND LOW NOISE AMPLIFYING CIRCUIT - By connecting an antenna damping circuit ( | 04-16-2009 |
20090103668 | AUTOMATIC GAIN CONTROL CIRCUIT - A first MOS transistor (M | 04-23-2009 |
20090115519 | POWER AMPLIFIER AND ITS IDLING CURRENT SETTING CIRCUIT - An idling current setting circuit ( | 05-07-2009 |
20090128259 | AUTOMATIC REGULATOR OF FILTER - A second operational amplifier ( | 05-21-2009 |
20090207952 | AUTOMATIC GAIN CONTROL CIRCUIT - There are provided an A/D converting circuit ( | 08-20-2009 |
20090261905 | OPEN GAIN ADJUSTMENT CIRCUIT FOR OPERATIONAL AMPLIFIER - An operational amplifier comprises: a differential amplifier circuit ( | 10-22-2009 |
20100117724 | FILTER CIRCUIT - A plurality of low-pass filters ( | 05-13-2010 |