Reception unit for a magnetic resonance tomography apparatus

Details Reception unit for a magnetic resonance tomography apparatus Reception unit for a magnetic resonance tomography apparatus

2006-10-24

2006-10-24

Shrivastav, Brij B. (Department: 2859)

Electricity: measuring and testing

Particle precession resonance

Spectrometer components

C324S318000

Reexamination Certificate

active

07126337

ABSTRACT:
A reception unit for a magnetic resonance tomography apparatus has an RF preamplifier connected at its signal input to a local coil with a PIN diode connected in parallel with the signal input and a supply voltage connection of the RF preamplifier being connected to a direct voltage source. The reception unit has a supply node that is connected with the supply voltage connection, the PIN diode and a cross-over switch for alternating connection of the supply node to the direct voltage source or a direct current source.

REFERENCES:
patent: 5828216 (1998-10-01), Tschudin et al.
patent: 6573720 (2003-06-01), Devasahayam et al.
patent: 7030614 (2006-04-01), Matschl et al.
Translation of Japanese Application 2001070277 A, published Mar. 21, 2001.

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