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자기 공명 단층촬영 시스템의 고주파 전송 디바이스를 체크하기 위한 방법 및 고주파 체크 디바이스
专利权人:
发明人:
게프하르트, 마티아스
申请号:
KR1020120025152
公开号:
KR1016245000000B1
申请日:
2012.03.12
申请国别(地区):
KR
年份:
2016
代理人:
摘要:
high-frequency method and checking device for checking the radio frequency transmission device of the magnetic resonance imaging system The magnetic resonance imaging radio frequency transmission device 10 in the high-frequency method and checking device 20 for checking the system is described. In this case, the individual transmission channels (K 1 , K 2 , ..., K n ) here representing a high-frequency signal on the intensity vectors ( U 1 , U 2 , U 3 , U s 4 , U 5 ) a plurality of time or It is determined with respect to the time period. Said excitation vector in each case, depending on the inspection object (O) RF exposure values predetermined check rules (KR) is absorbed to ( U 1 , U 2 , U 3 , U 4 , U 5 ) is determined on the basis of the high frequency transmission device 10, at least one high-frequency exposure value Check the exposure value based on (BKW 1 , BKW 2 , ..., BKW i , ...) a predetermined limit check If reaches a value (GK), or greater than, the pharmaceutical according to their function. According to the invention, the check rules (KR) is determined in advance as a function of the current (current) transmission mode (CP) of the high-frequency transmitting device (10). Individual Transfer Mode (CP) of the high-frequency transmission device 10 is in the excitation vector ( U 1 , U 2 , U 3 , U 4 , U 5 ) basis, and verified in, if the transmission mode change is detected, the checking rules (KR) has changed or and / or the high-frequency transmission device (10, ) they are constrained in their function. In addition, such high-frequency high-frequency transmission device including a checking device (20) (10), and such high frequency transmission device 10 MR system (1) is described having a.자기 공명 단층촬영 시스템의 고주파 전송 디바이스를 체크하기 위한 방법 및 고주파 체크 디바이스자기 공명 단층촬영 시스템의 고주파 전송 디바이스(10)를 체크하기 위한 방법 및 고주파 체크 디바이스(20)가 설명된다. 이 경우, 개별 전송 채널들(K1, K2, ..., Kn) 상의 고주파 신호 세기들을 표현하는 여기 벡터들(U1, U2, U3, U4, U5)이 복수 개의 시점들 또는
来源网站:
中国工程科技知识中心
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http://www.ckcest.cn/home/

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