Advanced gain shaping for envelope tracking power amplifiers

YJ Lin, W Zhang, DS Ripley, V Sridharan - US Patent 11,082,021, 2021 - Google Patents
Envelope tracking power amplifiers with advanced gain shaping are provided. In certain
implementations, a power amplifier system includes a power amplifier that amplifies a radio …

Bulk acoustic wave filters on shared die

A Kankar, T Komatsu, A Dey, N Wu… - US Patent …, 2022 - Google Patents
Bulk acoustic wave resonators of two or more different filters can be on a common die. The
two filters can be included in a multiplexer, such as a duplexer, or implemented as …

Power amplifier bias modulation for low bandwidth envelope tracking

SF Drogi, PJ Lehtola, FG Balteanu - US Patent 11,239,800, 2022 - Google Patents
Apparatus and methods for power amplifier bias modulation for low bandwidth envelope
tracking are provided herein. In certain embodiments, an envelope tracking system includes …

Power amplifier bias modulation for multi-level supply envelope tracking

SF Drogi, PJ Lehtola, FG Balteanu - US Patent 11,444,576, 2022 - Google Patents
Apparatus and methods for power amplifier bias modulation for multi-level supply envelope
tracking are provided herein. In certain embodiments, an envelope tracking system includes …

Lamb wave resonator and other type of acoustic wave resonator included in one or more filters

JJ Caron, T Jibu, BP Abbott - US Patent 11,177,787, 2021 - Google Patents
Aspects of this disclosure relate to acoustic wave filters that include a Lamb wave resonator
and a second acoustic wave resonator that is a different type of acoustic wave resonator …

Composite cascode power amplifiers for envelope tracking applications

AA Lyalin, H Xu, S Farahvash… - US Patent 11,855,595, 2023 - Google Patents
Composite cascode power amplifiers for envelope tracking applications are provided herein.
In certain embodiments, an envelope tracking system includes a composite cascode power …

Advanced gain shaping for envelope tracking power amplifiers

YJ Lin, W Zhang, DS Ripley, V Sridharan - US Patent 11,705,877, 2023 - Google Patents
Envelope tracking power amplifiers with advanced gain shaping are provided. In certain
implementations, a power amplifier system includes a power amplifier that amplifies a radio …

Power amplifiers with adaptive bias for envelope tracking applications

AA Lyalin, H Xu, S Farahvash, G Palaskas - US Patent 11,482,975, 2022 - Google Patents
Power amplifiers with adaptive bias for envelope tracking applications are provided herein.
In certain embodiments, an envelope tracking system includes a power amplifier that …

Low noise amplifiers with low noise figure

S Jain, YU Haoran, NS Lin, GE Babcock… - US Patent …, 2023 - Google Patents
2023-08-24 Assigned to SKYWORKS SOLUTIONS, INC. reassignment SKYWORKS
SOLUTIONS, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR …

Multi-mode broadband low noise amplifier

AK Padyana, RD Singh, J Lee, B Agarwal - US Patent 11,817,829, 2023 - Google Patents
Multi-mode broadband low noise amplifiers (LNAs) are disclosed herein. In certain
embodiments, an LNA includes a first amplification stage and a second amplification stage …