메뉴 건너뛰기




Volumn 52, Issue 12, 2005, Pages 2563-2575

A log-domain μbeamformer for medical ultrasound imaging systems

Author keywords

Beamforming; Companding; Log domain; Low power; Medical ultrasound imaging

Indexed keywords

CMOS INTEGRATED CIRCUITS; ELECTRIC IMPEDANCE; LAPLACE TRANSFORMS; MEDICAL IMAGING; SEMICONDUCTING SILICON COMPOUNDS; SIGNAL TO NOISE RATIO; ULTRASONIC APPLICATIONS;

EID: 29344435308     PISSN: 10577122     EISSN: None     Source Type: Journal    
DOI: 10.1109/TCSI.2005.857544     Document Type: Article
Times cited : (21)

References (31)
  • 2
    • 29344454155 scopus 로고
    • "Companding current-mode integrator: A new circuit principle for continuously-time monolithic filters"
    • Nov
    • E. Seevinck, "Companding current-mode integrator: A new circuit principle for continuously-time monolithic filters," Electron. Lett., vol. 26, pp. 2406-2407, Nov. 1990.
    • (1990) Electron. Lett. , vol.26 , pp. 2406-2407
    • Seevinck, E.1
  • 3
    • 0032667635 scopus 로고    scopus 로고
    • "A state-space formulation for externally linear Class-AB dynamical circuits"
    • Mar
    • D. Frey and A. T. Tola, "A state-space formulation for externally linear Class-AB dynamical circuits," IEEE Trans. Circuits Syst. II, Analog Digit. Signal Process., vol. 46, no. 3, pp. 306-314, Mar. 1999.
    • (1999) IEEE Trans. Circuits Syst. II, Analog Digit. Signal Process. , vol.46 , Issue.3 , pp. 306-314
    • Frey, D.1    Tola, A.T.2
  • 4
    • 0027841342 scopus 로고
    • "Log-domain filtering: An approach to current mode filtering"
    • Dec
    • D. Frey, "Log-domain filtering: An approach to current mode filtering," Proc. Inst. Elect. G, Circuits, Devices Syst., vol. 140, pp. 406-416, Dec. 1993.
    • (1993) Proc. Inst. Elect. G, Circuits, Devices Syst. , vol.140 , pp. 406-416
    • Frey, D.1
  • 5
    • 0029181197 scopus 로고
    • "Low-Voltage companding current-mode integrators"
    • Apr./May
    • M. Punzenberger and C. Enz, "Low-Voltage companding current-mode integrators," in Proc. IEEE Int. Symp. Circuits Systems, vol. 3, Apr./May 1995, pp. 2112-2115.
    • (1995) Proc. IEEE Int. Symp. Circuits Systems , vol.3 , pp. 2112-2115
    • Punzenberger, M.1    Enz, C.2
  • 6
    • 0031352217 scopus 로고    scopus 로고
    • "A 1.2 V low-power BiCMOS Class-AB log-domain filter"
    • Dec
    • M. Punzenberger and C. Enz, "A 1.2 V low-power BiCMOS Class-AB log-domain filter," IEEE J. Solid-State Circuits, vol. 32, no. 12, pp. 1968-1978, Dec. 1997.
    • (1997) IEEE J. Solid-State Circuits , vol.32 , Issue.12 , pp. 1968-1978
    • Punzenberger, M.1    Enz, C.2
  • 7
    • 0034482660 scopus 로고    scopus 로고
    • "A 30-100 MHz NPN-only class-AB instantaneous companding filters for 1.2-V applications"
    • Dec
    • M. N. El-Gamal, R. A. Baki, and A. Bar-Dor, "A 30-100 MHz NPN-only class-AB instantaneous companding filters for 1.2-V applications," IEEE J. Solid State Circuits, vol. 35, no. 12, pp. 1853-1864, Dec. 2000.
    • (2000) IEEE J. Solid State Circuits , vol.35 , Issue.12 , pp. 1853-1864
    • El-Gamal, M.N.1    Baki, R.A.2    Bar-Dor, A.3
  • 8
    • 0342980182 scopus 로고    scopus 로고
    • "A low-voltage power and area efficient BiCMOS log-domain filter"
    • Sep
    • M. Punzenberger and C. C. Enz, "A low-voltage power and area efficient BiCMOS log-domain filter," in Proc. Eur. Solid-State Circuit Conf., Sep. 1997. pp. 256-259.
    • (1997) Proc. Eur. Solid-State Circuit Conf. , pp. 256-259
    • Punzenberger, M.1    Enz, C.C.2
  • 9
    • 0035392692 scopus 로고    scopus 로고
    • "A micropower Class-AB CMOS log-domain filter for DECT applications"
    • Jul
    • D. Python and C. Enz, "A micropower Class-AB CMOS log-domain filter for DECT applications," IEEE J. Solid State Circuits, vol. 36, no. 7, pp. 1067-1075, Jul. 2001.
    • (2001) IEEE J. Solid State Circuits , vol.36 , Issue.7 , pp. 1067-1075
    • Python, D.1    Enz, C.2
  • 10
    • 33746328012 scopus 로고    scopus 로고
    • "A micropower Class-AB CMOS log-domain filter for DECT applications"
    • Sep
    • D. Python and C. Enz,"A micropower Class-AB CMOS log-domain filter for DECT applications," in Proc. Eur. Solid State Circuit Conf., Sep. 2000, pp. 64-67.
    • (2000) Proc. Eur. Solid State Circuit Conf. , pp. 64-67
    • Python, D.1    Enz, C.2
  • 11
    • 0037322843 scopus 로고    scopus 로고
    • "A low-power 5-70-MHz seventh-order log-domain filter with programmable boost, group delay, and gain for hard disk drive applications"
    • Feb
    • R. A. Baki and M. N. El-Gamal, "A low-power 5-70-MHz seventh-order log-domain filter with programmable boost, group delay, and gain for hard disk drive applications," IEEE J. Solid State Circuits, vol. 38, no. 2, pp. 205-215, Feb. 2003.
    • (2003) IEEE J. Solid State Circuits , vol.38 , Issue.2 , pp. 205-215
    • Baki, R.A.1    El-Gamal, M.N.2
  • 12
    • 0032265807 scopus 로고    scopus 로고
    • "A two-dimensional transducer array for real-time 3-D medical ultrasound imaging"
    • Oct
    • J. M. Bureau, W. Steichen, and G. Lebail, "A two-dimensional transducer array for real-time 3-D medical ultrasound imaging," in Proc. IEEE Ultrasonic Symp., vol. 2, Oct. 1998, pp. 1065-1068.
    • (1998) Proc. IEEE Ultrasonic Symp. , vol.2 , pp. 1065-1068
    • Bureau, J.M.1    Steichen, W.2    Lebail, G.3
  • 13
    • 29344435013 scopus 로고    scopus 로고
    • "Beamforming methods and apparatus for three-dimensional ultrasound imaging using two-dimensional transducer array"
    • Jan. 11
    • B. J. Savord, "Beamforming methods and apparatus for three-dimensional ultrasound imaging using two-dimensional transducer array," U.S. Patent 6 013 032, Jan. 11, 2000.
    • (2000) U. S. Patent 6 013 032
    • Savord, B.J.1
  • 14
    • 29344436082 scopus 로고    scopus 로고
    • "Phased array acoustic systems with intra-group processors"
    • Oct. 3
    • B. J. Savord, "Phased array acoustic systems with intra-group processors," U.S. Patent 6 126602, Oct. 3, 2000.
    • (2000) U. S. Patent 6 126602
    • Savord, B.J.1
  • 15
    • 29344439225 scopus 로고    scopus 로고
    • "Ultrasonic diagnostic imaging system with dynamic beamforming"
    • Apr. 23
    • J. D. Fraser, "Ultrasonic diagnostic imaging system with dynamic beamforming," U.S. Patent 6 375 617, Apr. 23, 2002.
    • (2002) U. S. Patent 6 375 617
    • Fraser, J.D.1
  • 19
    • 0008114483 scopus 로고    scopus 로고
    • "Image formation in diagnostic ultrasound"
    • Toronto, ON, Canada
    • N. Wright, "Image formation in diagnostic ultrasound," in Proc. IEEE Int. Ultrasonic Symp., Toronto, ON, Canada, 1997.
    • (1997) Proc. IEEE Int. Ultrasonic Symp.
    • Wright, N.1
  • 22
    • 0033720590 scopus 로고    scopus 로고
    • "Enhancing dynamic range in differential log-domain filters based on the two-filters approach"
    • Geneva, Switzerland, May 28-31
    • R. M. Fox, "Enhancing dynamic range in differential log-domain filters based on the two-filters approach," in Proc. IEEE Int. Symp. Circuits and Systems, Geneva, Switzerland, May 28-31, 2000.
    • (2000) Proc. IEEE Int. Symp. Circuits and Systems
    • Fox, R.M.1
  • 23
    • 29344442011 scopus 로고    scopus 로고
    • "High dynamic range preconditioning circuit with noise cancellation for fully differential, Class-AB log-domain filters"
    • Cairo, Egypt, Dec. 27-30
    • T. Halvorsrød and W. Luzi, "High dynamic range preconditioning circuit with noise cancellation for fully differential, Class-AB log-domain filters," in Proc. IEEE Int. Midwest Symp. Circuits Systems, Cairo, Egypt, Dec. 27-30, 2003.
    • (2003) Proc. IEEE Int. Midwest Symp. Circuits Systems
    • Halvorsrød, T.1    Luzi, W.2
  • 24
    • 0001743704 scopus 로고
    • "Current mode circuits from a translinear viewpoint"
    • C. Toumazou, F. J. Lidgey, and D. G. Haigh, Eds. Stevenage, U.K.: Peregrinus
    • B. Gilbert, "Current mode circuits from a translinear viewpoint," in Analouge IC Design: The Current Mode Approach, C. Toumazou, F. J. Lidgey, and D. G. Haigh, Eds. Stevenage, U.K.: Peregrinus, 1990, pp. 11-91.
    • (1990) Analouge IC Design: The Current Mode Approach , pp. 11-91
    • Gilbert, B.1
  • 27
    • 0023362055 scopus 로고
    • "A CMOS analog continuous-time delay line with adaptive delay-time control"
    • Jun
    • K. Bult and H. Wallinga, "A CMOS analog continuous-time delay line with adaptive delay-time control," IEEE J. Solid State Circuits, vol. 23, no. 3, pp. 759-766, Jun. 1988.
    • (1988) IEEE J. Solid State Circuits , vol.23 , Issue.3 , pp. 759-766
    • Bult, K.1    Wallinga, H.2
  • 28
    • 29344434378 scopus 로고    scopus 로고
    • "A low power, extended dynamic range, fully differential, Class-AB, log-domain allpass filter"
    • Riga, Latvia, Nov. 10-11
    • T. Halvorsrød and W. Luzi, "A low power, extended dynamic range, fully differential, Class-AB, log-domain allpass filter," in Proc. IEEE Norchip 2003, Riga, Latvia, Nov. 10-11, 2003.
    • (2003) Proc. IEEE Norchip 2003
    • Halvorsrød, T.1    Luzi, W.2
  • 29
    • 29344431716 scopus 로고    scopus 로고
    • "Analysis and compensation of log-domain filter response deviations due to transistor nonidealities"
    • to be published
    • V. Leung and G. W. Roberts, "Analysis and compensation of log-domain filter response deviations due to transistor nonidealities," Anal. Integr. Circuits Signal Process., to be published.
    • Anal. Integr. Circuits Signal Process.
    • Leung, V.1    Roberts, G.W.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.