IEEE

A 5–10-GHz Quadrature Clock Generator With Open-Loop Quadrature Error Correction in 28-nm CMOS

Abstract: This letter introduces the design of a 4-phase quadrature clock generator (QCG) featuring digital automatic calibration. The QCG architecture comprises a duty cycle correction (DCC) circuit, ...
IEEE

A Survey of Phase-Locked Loop Technologies in Sensorless Position Estimation of Permanent Magnet Synchronous Motor Drives

Abstract: The phase-locked loop (PLL) algorithm uses the external input reference signal to control the frequency and phase of the internal oscillation signal of the loop; thus, the control signal and ...

Ed Helms, Pamela Adlon & Christine Ko Join Relationship Drama ‘Circles’ From Ariel Heller & Sam Baron

Ed Helms, Pamela Adlon and Christine Ko have wrapped roles in 'Circles,' a high-concept relationship drama directed by Ariel ...