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

Claim 15:
16. The radio-frequency power amplifier device according to claim 13,
wherein carrier driver amplifier power supply wiring or peak driver amplifier power supply wiring is (i) wired in a lower wiring layer, on which the first monolithic semiconductor device is disposed, of a die pad layer of the multilayer submount substrate, and (ii) disposed to stay within an outer perimeter boundary of the die pad layer in a direction orthogonal to an extension direction of the carrier driver amplifier power supply wiring or the peak driver amplifier power supply wiring in the plan view of the multilayer submount substrate, the carrier driver amplifier power supply wiring supplying power to the carrier driver amplifier, the peak driver amplifier power supply wiring supplying power to the peak driver amplifier.