Results 151 to 160 of about 22,805 (227)

Active time-reversal based phased array ultrasound system for accurate focusing through biological tissue layers. [PDF]

Discov Nano
Xu H, Yang S, Lai Q, Gao X, Chen W, He X.   +5 more
europepmc   +1 more source

Robust algorithm development of frequency estimation in smart grid. [PDF]

Sci Rep
Yu Y, Yang Y, Wang X, Lv L, Chen Y.
europepmc   +1 more source

Photonic-electronic arbitrary-waveform generation using quadrature multiplexing and active optical-phase stabilization. [PDF]

Nat Commun
Füllner C, Sherifaj A, Henauer T, Fang D, Drayss D, Schmitz L, Harter T, Gutema TZ, Zwick T, Freude W, Randel S, Koos C.   +11 more
europepmc   +1 more source

Fault analysis addressing the combined influence of high penetration of DFIG, SCIG, PMSG wind farms, and PV farms in power grid integration. [PDF]

Sci Rep
Dhouib B, Zdiri MA, Khan B, Guerrero JM, Abdallah HH.   +4 more
europepmc   +1 more source

Nanosecond Time Synchronization over a 2.4 GHz Long-Range Wireless Link. [PDF]

Sensors (Basel)
Müller P, Berger D, Sarperi L.
europepmc   +1 more source

Tracking of Resonance Frequencies of Vibrating Beams by Phase-Locked Loops (PLL)

, 2009
openaire   +3 more sources

An improved IPT-PLL technology for single-phase grid-connected inverters in complex power grid conditions. [PDF]

Sci Rep
Tao Z, Dezhi D.
europepmc   +1 more source

Research on Adaptive Closed-Loop Control of Microelectromechanical System Gyroscopes under Temperature Disturbance. [PDF]

Micromachines (Basel)
Yang K, Li J, Yang J, Xu L.
europepmc   +1 more source

Identification and correction of phase delay errors for hemispherical resonator gyroscopes. [PDF]

Sci Rep
Ning Y, Wang C, Xi B, Tian Z, Zhang B.
europepmc   +1 more source

Review of Research Advances in Gyroscopes' Structural Forms and Processing Technologies Viewed from Performance Indices. [PDF]

Sensors (Basel)
Luo H, Su H, Tang Q, Nisa FU, He L, Zhang T, Liu X, Liu Z.   +7 more
europepmc   +1 more source