ALEXANDRIA, Va.—William H. Doherty was an engineer with Bell Telephone Laboratories in 1936 when he invented a circuit that used two tubes running in Class B configuration to act as a linear amplifier ...

Peregrine Semiconductor’s line of UltraCMOS Monolithic Phase & Amplitude Controllers (MPACs) offers a monolithic RF solution to maximize Doherty amplifier performance. Peregrine Semiconductor’s line ...

Figure 1. Schematic of a Doherty PA Techniques such as Doherty amplifier structures extend high-efficiency device operation to lower power levels, allowing for significantly improved average PA ...

During broadcast radio’s first decade, little thought was given to transmitter efficiency. Main concerns of the industry were availability of broadcast spectrum (sound familiar?); keeping transmitter ...

CYPRESS, Calif., May 23, 2017 (GLOBE NEWSWIRE) -- Mitsubishi Electric US, Inc. will present a hands-on mini lab showcasing its high-efficiency, wide-band GaN Doherty Amplifier in booth 1827 at the ...

Winchester, UK – NXP Semiconductors (Eindhoven, the Netherlands) is to extend the company's portfolio of RF power solutions by unveiling what it claims is the world's most efficient 3-way Doherty ...

“We are excited to achieve the 20W milestone using our GaN-on-Si power transistor technology. Customers asked us to increase our power levels while further reducing our industry-leading price point ...

Doherty power amplifiers (DPAs) have emerged as a critical technology for modern wireless communication systems, notably in the context of 5G and beyond. These amplifiers utilise a dual-amplifier ...

A novel phased-array beamformer for the 5G millimeter wave (mmWave) band has been recently developed. The innovative design applies two well-known techniques -- the Doherty amplifier and digital ...

CYPRESS, Calif., Jan. 09, 2018 (GLOBE NEWSWIRE) -- Mitsubishi Electric US, Inc. will present a hands-on mini lab showcasing its high-efficiency, wide-band GaN Doherty Amplifier at Radio Wireless Week ...