Inventor
ERNECKE CHRISTOPH M
DE4 patents
Patents
4 patentsUS6037686AMar 14, 2000
Current compensated choke filter for multi-phase motor drives
OTIS ELEVATOR CO9 citations70
US5384439AJan 24, 1995
Adaptive digital velocity control loop for a high performance elevator door system with low cost
OTIS ELEVATOR CO8 citations70
US5777280AJul 7, 1998
Calibration routine with adaptive load compensation
OTIS ELEVATOR CO16 citations69
US5889238AMar 30, 1999
Deceleration time for an elevator car
OTIS ELEVATOR CO4 citations59