An ultrasonic motor drive using a current-source parallel-resonant inverter with energy feedback
1999 ◽
Vol 14
(1)
◽
pp. 31-42
◽
Keyword(s):
1979 ◽
Vol PAS-98
(5)
◽
pp. 1617-1620
◽
Keyword(s):
1991 ◽
Vol 19
(3)
◽
pp. 347-361
◽