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[1] “Beamforming Methods and Apparatus for Three-Dimensional Ultrasound Imaging using Two-Dimensional Transducer Array” US Patent 6,013,032 [2] M. Karaman, A. Atalar and H. Koymen, “VLSI circuits for adaptive digital beamforming in ultrasound imaging, ” IEEE trans. Medical Imaging, vol. 124, pp. 711-720, Dec. 1993 [3] Bernard D. Steinberg, “Digital Beamforming in Ultrasound, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 39, no. 6, pp.716-721 , Nov. 1992 [4] O. Norman, “A band-pass delta-sigma modulator for ultrasound imaging at 160 MHz clock rate, ” IEEE Journal of Solid-State Circuit, vol. 31, no.12, pp.2036-2041, Dec. 1996 [5]S. R. Freeman, M. K. Quick, M. A. Morin, R. C. Anderson, C. S. Desilets, T. E. Linnenbrink, M.O''Donnell, “Delta-sigma oversampled ultrasound beamformer with dynamic delays, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 46, no. 2, pp.320-332 , Mar. 1999 [6] K. Erikson, A. Hairston, A. Nicoli, J. Stockwell and T. White, “A 128 x 128 Ultrasonic Transducer Hybrid Array,” in Proc. IEEE Ultrason. Symp., pp. 1625-1629, 1997 [7] Daniel H. Turnbull and F. Stuart Foster , Member IEEE “Beam Steering with Pulsed Two-Dimensional Transducer Arrays” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 38, no. 4, pp.320-333 , Jul. 1991 [8]. R. Lockwood, Pai-Chi Li, M. O’Donnell, F. S. Foster, “Optimizing the Radiation Pattern of Sparse Periodic Linear Arrays, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 43, no. 1, pp.7-14 , Jan. 1996 [9 S. S. Brunke, G. R. Lockwood, “Broad-Bandwidth Radiation Patterns of Sparse Two-Dimensional Vernier Arrays, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 44, no. 5, pp.1101- 1109, Sept. 1997 [10] M. Nambu, M. Doi, M. Matani, O. Oshiro and K. Chihara, “A High-Speed Image Acquisition using Ultrasonic Ring Array Probe, ” IEEE Computers in Cardiology, no. 26, pp.355-358, 1999 [11] T. Yen, J. P. Steinberg and S. W. Smith, “Sparse 2-D Array Design for Real Time Rectilinear Volumetric Imaging, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 47, no. 1, pp.93- 110, Jan. 2000 [12] D. Larry, G. Michael, “ A Demountable Interconnectiot System for a 50 x 50 Ultrasonic Imaging Transducer Array, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 44, no. 5, pp.978- 982, Sept.. 1997 [13] Peter-Christian Eccardt, K. Niederer, T. Scheiter and C. Hierold, “Surface micromachined ultrasound transducers in CMOS technology,” IEEE Ultrason. Symp., pp. 959-962, 1996 [14] C.M. Fortunko, M.A. Hamstad, and D.W. Fitting, “ High-Fidelity Acoustic-Emission Sensor / Preamplifier Subsystems: Modeling and Experiments, ” IEEE Ultrason. Symp., pp. 327-332, 1992 [15] D. M. Mills and S.W. Smith, “Multi-Layered PZT/Polymer Composites to Increse Signal-to-Noise Ratio and Resolution for Medical Ultrasound Transducers, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 46, no. 4, pp.961-971 , Jul. 1999 [16] Richard E. Davidsen and Stephen W. Smith, “Two-Dimensional Arrays for Medical Ultrasound Using Multilayer Flexible Circuit Interconnection, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 45, no. 2, pp.338-348 , 1998 [17] Daniel H. Turnbull and F. Stuart Foster, “Fabrication and Characterization of Transducer Elements in Two-Dimensional Arrays for Medical Ultrasound Imaging, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 39, no. 4, pp.464-475 , 1992 [18] Akbari-Dilmaghani, R., Payne, A. and Toumazou, C. “A high Q RF CMOS differential active inductor, ” Electronics, Circuits and Systems, 1998 IEEE International Conference, vol. 3 , pp.157 —160, 1998 [19] W. B. Kuhn, F. W. Stephenson and A. Elshabini-Riad, “A 200 MHz CMOS Q-Enchanced LC Bandpass Filter, ” IEEE J. Solid-State Circuits, vol. 31, no. 8, Aug. 1996 [20] P. Y. Jae, H. H. Suk, T. P. William and A. G. Mark, “Fully Integrated Micromachined Inductors with Electroplated Anisotropic Magnetic Cores, ” IEEE Proc. APEC ''98. vol. 1, pp. 379 —385, 1998 [21] E. Sackinger, J. Goette and W. Guggenbuhl, “ A General Relationship Between Amplifiers, And Its Application to PSRR Improvement, ” IEEE Trans. Circuits Syst., vol. 38, no. 10, pp.1173-1181, Oct. 1991 [22] B. W. Lee, B. J. Sue, “CMOS amplifier design with enhanced slew rate and power supply rejection, ” in Proc. IEEE Circuits Syst. Symp., pp.435-438, 1990 [21] M. Koyama, T. Arai, H. Tanimoto and Y. Yoshida, “A 2.5-V Active Low-Pass Filter Using All-n-p-n Gilbert Cells with 1-Vp-p Linear Input Range, ” IEEE Journal of Solid-State Circuit, Vol. 28, No. 12, pp.1246-1253, Dec. 1993 [22] H. Ronkainen, H. Kattelus, E. Tarvainen, T. Riihisaari, M. Andersson, P. Kuivalainen, “IC Compatible planar inductors on silicon, ” IEE Proc. Circuits Device Syst., Vol. 144, No. 1, Feb. 1997 [4] G. R. Lockwood, J. R. Talman and S. S. Brunke, “Real-Time 3-D Ultrasound Imaging Using Sparse Synthetic Aperture Beamforming, ” IEEE trans. Ultrason., Ferroelec., Freq. Contr., vol. 45, no. 4, pp.980- 988, July. 1998 [17] W. Zhuo, J.P. de Gyvez, E. S. Sinencio, “Programmable low noise amplifier with active-inductor load, ” IEEE Proc. ISCAS’98, vol 4, pp.365 —368, 1998 [19] J. S. Martinez, M. Steyaert, W. Sansen, “Very liner CMOS floating resistor,”, Electron.Lett.,1990, 19, pp.1610-1611 [27] K. S. David, L. J. Marc, M. Shoichi and A. W. Bruce, “Experimental Results and Modeling Techniques for Substrate Noise in Mixed Signal Integrated Circuits, ” IEEE Journal of Solid-State Circuit, Vol. 28, No. 4, pp.420-430, April 1993 [28] X. Aragones, F. Moll, M. Roca and A. Rubio, “Analysis and Modeling of Parasitic Substrate Coupling in CMOS circuits, ” IEE Proc. Circuits Devices System, Vol. 142, No. 5, pp. 307- 312, Oct. 1995 [29] L. Tingyang, C. J. Dale, H. W. Timothy, “A Negative Feedback Based Substrate Coupling Noise Reduction Method, ” IEEE 1999 ASIC/SOC Conference, pp. 49 —53 [30] K. T. Tang, E. G. Friedman, “Peak crosstalk noise estimation in CMOS VLSI circuits, ” ” in Proc. IEEE ICECS ''99 Conference, Vol. 3, pp. 1539-1542, 1999
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