Oracle (ORCL) downgraded: high debt, negative cash flow, and reliance on OpenAI contracts raise investment risk.

Abstract: “Active flux” is an alternative unitary concept for the control of practically all ac drives. As aligned to rotor d-axis (for synchronous and flux-modulation machines) and to rotor flux axis ...

Abstract: With the fast development of advanced communication systems, wideband low-noise amplifiers (LNAs) have become more and more critical as they determine the overall performance of the ...