Hybrid switched mode/linear power amplifier power supply for use in polar transmitter

• Main Author: GRIGORE VLAD GABRIEL
• Format: Patent
• Language: English
• Published: 26.01.2010
• Subjects: AMPLIFIERS; ANTENNAS, i.e. RADIO AERIALS; BASIC ELECTRIC ELEMENTS; BASIC ELECTRONIC CIRCUITRY; CONTROLLING; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PHYSICS; REGULATING; SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES; TRANSMISSION

In one aspect this invention provides a DC-DC converter that has a switch mode part for coupling between a DC source and a load, the switch mode part providing x amount of output power; and that further has a linear mode part coupled in parallel with the switch mode part between the DC source and th...