Apparatus and methods for envelope trackers

• Main Authors: Tkachenko Yevgeniy A, Ripley David Steven, Balteanu Florinel G, Khesbak Sabah, Thompson Robert John
• Format: Patent
• Language: English
• Published: 28.02.2017
• Subjects: AMPLIFIERS; BASIC ELECTRONIC CIRCUITRY; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION

Apparatus and methods for envelope tracking are disclosed. In one embodiment, a power amplifier system including a power amplifier and an envelope tracker is provided. The power amplifier is configured to amplify a radio frequency (RF) signal, and the envelope tracker is configured to control a supp...