1225111

Focussing Ultrasound Over a Large Depth with an Annular Transducer-An Alternative Method

Burckhardt, Christoph B. ; Grandchamp, Pierre-andre ; Hoffmann, Henry

22

1

1975

11

15

Acoustic beams; Acoustic transducers; Apertures; Dynamic range; Fourier transforms; Medical diagnostic imaging; Signal resolution; Ultrasonic imaging; Ultrasonic transducers;

English

Sonics and Ultrasonics, IEEE Transactions on

ieee

0018-9537

jour

10.1109/T-SU.1975.30769

1538845