1. P.R. Hoskins, K. Martin, A. Thrush (Eds.), Diagnostic Ultrasound Physics and Equipment, Cambridge University Press, The Edinburgh Building, Cambridge CB2 8RU, UK, 2010.
2. Synthetic aperture imaging for small scale systems;Karaman;IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control,1995
3. S.E. Noujaim, S.L. Garverick, M. O’Donnell, Phased array ultrasonic beam forming using oversampled A/D converters (04 1993). URL:https://www.google.ch/patents/US5203335.
4. S.R. Freeman, M.K. Quick, M.A. Morin, R.C. Anderson, C.S. Desilets, T.E. Linnenbrink, M. O’Donnell, An ultrasound beamformer using oversampling, in: 1997 IEEE Ultrasonics Symposium, Vol. 2, 1997, pp. 1687–1690.
5. A study of the display pixel-based focusing method in ultrasound imaging;Hwang;Ultrasonic Imaging,2001