Dynamic range requirements for MRI

Concepts in Magnetic Resonance Part B: Magnetic Resonance Engineering

Volumn 26, Issue 1, 2005, Pages 28-35

  Behin, Rayhan ^a   Bishop, Jonathan ^a   Henkelman, R Mark ^a,b  

^a HOSPITAL FOR SICK CHILDREN   (Canada)

^b UNIVERSITY OF TORONTO   (Canada)

Author keywords

Analog to digital; Dynamic range; High resolution; k space sampling; MRI; Quantization noise; Signal to noise ratio (SNR); Thermal noise; Variable gain

Indexed keywords

EID: 25444522321     PISSN: 10437347     EISSN: None     Source Type: Journal    
DOI: 10.1002/cmr.b.20042     Document Type: Article

References (10)

1. Paschal CB, Morris HD. 2004. k-Space in the clinic. J Magn Reson Imaging 19:145-159.
2. Field DJ. 1987. Relations between the statistics of natural images and the response properties of cortical cells. J Opt Soc Am A 4:2379-2394.
3. Ruderman DL, Bialek W. 1994. Statistics of natural images: scaling in the woods. Phys Rev Lett 73:814-817.
4. Fuderer M. 1988. The information content of MR images. IEEE Trans Med Imaging 7:368-380.
5. Watts R, Wang Y. 2002. k-Space interpretation of the Rose model: noise limitation on the detectable resolution in MRI. Magn Reson Med 48:550-554.
6. Elliott MA, Insko EK, Greenman RL, Leigh JS. 1998. Improved resolution and signal-to-noise ratio in MRI via enhanced signal digitization. J Magn Reson 130:300-304.
7. Bollenbeck J, Vester M, Oppelt R, Kroeckel H, Schnell W. A high performance multi-channel RF receiver for magnet resonance imaging systems. In: Proceedings of the 13th Annual Meeting of ISMRM, Miami Beach; 2005, p 860.
8. Delsuc MA, Lallemand JY. 1986. Improvement of dynamic range in NMR by oversampling. J Magn Reson 69:504-507.
9. Wedeen VJ, Chao YS, Ackerman JL. 1988. Dynamic range compression in MRI by means of a nonlinear gradient pulse. Magn Reson Med 6:287-295.
10. Henkelman RM. 1985. Measurement of signal intensities in the presence of noise in MR images. Med Phys 12:232-233.