High output-impedance current source for electrical impedance tomography

Proceedings - 2011 4th International Conference on Biomedical Engineering and Informatics, BMEI 2011

Volumn 2, Issue , 2011, Pages 1106-1109

  Zhao, Dechun ^a  

^a CHONGQING UNIVERSITY OF POSTS AND TELECOMMUNICATIONS   (China)

Author keywords

current source; Electrical impedance tomography (EIT); output impedance

Indexed keywords

CURRENT SOURCES; ELECTRICAL IMPEDANCE TOMOGRAPHY; FREQUENCY CHARACTERISTIC; FREQUENCY DOMAINS; INFLUENCING FACTOR; OUTPUT CURRENT; OUTPUT IMPEDANCE; PERIPHERAL COMPONENTS; TIME DOMAIN;

BIOMEDICAL ENGINEERING; DIAGNOSTIC RADIOGRAPHY; ELECTRIC IMPEDANCE MEASUREMENT; ELECTRIC IMPEDANCE TOMOGRAPHY; EXPERIMENTS; INFORMATION SCIENCE;

ELECTRIC IMPEDANCE;

EID: 84855774365     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/BMEI.2011.6098486     Document Type: Conference Paper

References (9)

1. W. Yan, S. Hong, and R. Chaoshi, Optimum design of electrode structure and parameters in electrical impedance tomography, Physiol. Meas., vol. 27, pp. 291-306, Mar 2006. (Pubitemid 43208592)
2. R. H. Bayford, Bioimpedance tomography (Electrical impedance tomography), Annu. Rev. Biomed. Eng., vol. 8, pp. 63-91, Aug 2006. (Pubitemid 44314813)
3. S. C. Murphy, R. K. Y. Chin, and T. A. York, Design of an impeller-mounted electrode array for EIT imaging, Meas. Sci. Technol., vol. 19, pp. 1-12, Sep 2008.
4. M. Goharian, M. Soleimani, A. Jegatheesan, K. Chin, and G. R. Moran, A DSP based multi-frequency 3D electrical impedance tomography system, Ann. Biomed. Eng., vol. 36, pp. 1594-1603, Sep 2008.
5. Dechun Zhao, Chaoshi Ren, Hong Sha, et al., A FPGA-based sweep-frequency voltage source for EIT system, ICEIE 2010, Kyoto, Japen, pp. 2264-2267, Aug 2010.
6. K. G. Boone and D. S. Holder, Current approaches to analogue instrumentation design in electrical impedance tomography, Physiol. Meas., vol. 17, pp. 229-247, Apr 1996. (Pubitemid 26400521)
7. D. X. Chen, X. Deng, and W. Q. Yang, Comparison of three current sources for single-electrode capacitance measurement, Rev. Sci. Instrum., vol. 81, pp. 1-3, Mar 2010.
8. P. Bertemes, B. H. Brown, and A. J. Wilson, A comparison of modified Howland circuits as current generators with current mirror type circuits, Physiol. Meas., vol. 21, pp.1-6, Jan 2000. (Pubitemid 30120664)
9. Hongwei Hong, Mohamad Rahal, Andreas Demosthenous and R. H. Bayford, Comparison of a new integrated current source with the modified Howland circuit for EIT applications, Physiol. Meas., vol. 30, pp. 999-1007, Oct 2009.