Communications: radio wave antennas – Antennas – Including magnetic material
Reexamination Certificate
2005-02-01
2005-02-01
Le, Hoanganh (Department: 2821)
Communications: radio wave antennas
Antennas
Including magnetic material
C600S421000, C324S319000, C324S318000
Reexamination Certificate
active
06850206
ABSTRACT:
A local radio-frequency antenna for a magnetic resonance apparatus is fashioned for a region to be imaged in an edge region of and/or outside an imaging volume of the magnetic resonance apparatus, and the radio-frequency antenna has a passive shim device.
REFERENCES:
patent: 5111146 (1992-05-01), Kuhn
patent: 5293126 (1994-03-01), Schaefer
patent: 5304933 (1994-04-01), Vavrek et al.
patent: 5635839 (1997-06-01), Srivastava et al.
patent: 6294972 (2001-09-01), Jesmanowicz et al.
patent: 6509735 (2003-01-01), Mueller et al.
patent: OS 197 41 748 (1998-12-01), None
Heid Oliver
Vester Markus
Le Hoang-anh
Schiff & Hardin LLP
Siemens Atiengesellschaft
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