A Parametric Array Ultrasonic Ranging Sensor with Electrical Beam Steering Capability
2014 ◽
Vol 135
(4)
◽
pp. 2243-2243
2011 ◽
Vol 130
(4)
◽
pp. 2464-2464
1991 ◽
Vol 138
(4)
◽
pp. 368
◽
2010 ◽
Vol 130
(4)
◽
pp. 107-112
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