| Patent application number | Description | Published |
|---|
| 20080246547 | Method And System for Output Matching of Rf Transistors - A high frequency power device ( | 10-09-2008 |
| 20090174482 | HIGH POWER INTEGRATED RF AMPLIFIER - An integrated HF-amplifĂer structure comprises in a first direction (FD) in the order mentioned: an input bond pad (IBP), a plurality of cells (CE | 07-09-2009 |
| 20090179702 | DOHERTY AMPLIFIER - An integrated Doherty amplifier structure comprises an input bond pad (IBP), and an output bond pad (OBP). A first transistor (T | 07-16-2009 |
| 20090212858 | Integrated Doherty type amplifier arrangement with high power efficiency - The present invention relates to an integrated Doherty type amplifier arrangement and an amplifying method for such an arrangement, wherein a lumped element hybrid power divider ( | 08-27-2009 |
| 20100001802 | INTEGRATED DOHERTY TYPE AMPLIFIER ARRANGEMENT WITH HIGH POWER EFFICIENCY - The present invention relates to an integrated Doherty type amplifier arrangement and an amplifying method for such an arrangement, wherein a lumped element hybrid power divider ( | 01-07-2010 |
| 20100026387 | INTEGRATED DOHERTY TYPE AMPLIFIER ARRANGEMENT WITH HIGH POWER EFFICIENCY - The present invention shows a Doherty type of amplifier arrangement comprising a plurality of parallel unit cells. Each unit cell is of relatively low power. Suitably it comprises a compensation circuit at the input of the main amplifier and peak amplifier stage. | 02-04-2010 |
| 20100164632 | POWER AMPLIFIER - A radio frequency power amplifier has first and second amplifier stages coupled in series, one of which is operated in class F and the other is operated in inverse class F; an envelope detector adapted to detect an envelope of the input signal; a power supply coupled to supply an electrical supply voltage to the first and second amplifier stages, wherein the electrical supply voltage is controlled to follow the envelope of the input signal. Such amplifier makes it possible to maintain class F and inverse class F operation, respectively, of the first and second amplifier stages independent on the input signal. Preferably, this is done by controlling the electrical supply voltage so that the saturation levels of the first and second amplifier stages follow the envelope of the input signal. | 07-01-2010 |
| 20100188147 | MULTI-WAY DOHERTY AMPLIFIER - An electronic circuit has a multi-way Doherty amplifier. The multi-way Doherty amplifier comprises a two-way Doherty amplifier with a main stage and a first peak stage that are integrated in a semiconductor device; and at least one further peak stage implemented with a discrete power transistor. | 07-29-2010 |
| 20100188164 | POWER DEVICE AND A METHOD FOR CONTROLLING A POWER DEVICE - An RF power device that includes a transistor with a compact impedance transformation circuit, where the transformation circuit includes a lumped element CLC analogue transmission line and an associated embedded directional bilateral RF power sensor that is inductively coupled to the transmission line to provide detection of direct and reflected power independently with high directivity. | 07-29-2010 |
| 20110140783 | DOHERTY AMPLIFIER WITH COMPOSED TRANSFER CHARACTERISTIC HAVING MULTIPLE PEAK AMPLIFIERS - A combination amplifier ( | 06-16-2011 |
| 20110140786 | DOHERTY AMPLIFIER - A combination amplifier, in particular a Doherty amplifier allowing dynamic biasing, is provided, the combination amplifier comprising a first amplifier ( | 06-16-2011 |
