In this paper, the problem is clearly analyzed, and the solution to this issue is proposed by introducing a synthesized voltage vector. The proposed solution is verified by Hardware-in-the-loop (HiL) ...

Qualys (NASDAQ:QLYS – Get Free Report) was upgraded by equities researchers at StockNews.com from a “hold” rating to a “buy” rating in a report released on Saturday. A number of other brokerages have ...