Patent ID: 11973136
Assignee: UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A flexible microwave power transistor, comprising from bottom to top: a flexible Parylene-C substrate, a rigid silicon carbide (SiC) substrate, and a gallium nitride high electron mobility transistor (GaN HEMT) layer,
wherein the rigid SiC substrate has a thickness less than or equal to 5 μm;
the GaN HEMT layer comprises an AlN nucleation layer, a GaN channel layer, an AlN spacer layer and an AlGaN barrier layer from bottom to top; and
the AlN nucleation layer, the GaN channel layer, the AlN spacer layer and the AlGaN barrier layer have a thickness of 0.1 μm, 1.8 μm, 0.001 μm, and 0.02 μm respectively.