Patent ID: 11942911
Assignee: NUVOTON TECHNOLOGY CORPORATION
Field: Basic communication processes (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. A radio-frequency power amplifier device that is a radio-frequency power amplifier device of a hybrid type in which a carrier amplifier semiconductor device and a peak amplifier semiconductor device are disposed on a principal surface of a multilayer submount substrate, the multilayer submount substrate including a plurality of resin layers and a plurality of wiring layers, the radio-frequency power amplifier device comprising:
a bias power supply semiconductor device that outputs a carrier-amplifier bias power supply voltage to the carrier amplifier semiconductor device, and outputs a peak-amplifier bias power supply voltage to the peak amplifier semiconductor device;
radio-frequency signal wiring that is wired in a first wiring layer provided on the principal surface, and transmits a radio-frequency signal to the carrier amplifier semiconductor device or the peak amplifier semiconductor device;
bias power supply wiring that is wired in a third wiring layer of the multilayer submount substrate, and supplies the carrier-amplifier bias power supply voltage to the carrier amplifier semiconductor device or supplies the peak-amplifier bias power supply voltage to the peak amplifier semiconductor device; and
a microcontroller unit semiconductor device,
wherein analog power supply wiring connected to the bias power supply wiring or the bias power supply semiconductor device is disposed between digital signal wiring and the radio-frequency signal wiring, the digital signal wiring propagating a digital signal inputted to or outputted from the microcontroller unit semiconductor device.