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    • 21. 发明申请
    • CONNECTION LEAD FOR AN ELECTRICAL ACCESSORY DEVICE OF AN MRI SYSTEM
    • 用于MRI系统的电气附件装置的连接引线
    • WO2004038443A1
    • 2004-05-06
    • PCT/IB2003/004589
    • 2003-10-15
    • PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBHKONINKLIJKE PHILIPS ELECTRONICS N.V.SCHULZ, VolkmarGLEICH, Bernhard
    • SCHULZ, VolkmarGLEICH, Bernhard
    • G01R33/36
    • G01R33/288G01R33/285G01R33/34084G01R33/3685
    • A magnetic resonance imaging apparatus is provided with one or more electrical accessory devices, for example, catheters (10) or RF body coils (6), which are intended for use during the examination of an object, as well as with a connection lead (13) which is arranged so as to extend through an examination zone (1) of the magnetic resonance imaging apparatus, which zone can be exposed to an RF field, and to connect the accessory device to a connection unit (12). In order to avoid heating of the connection lead (13) due to currents induced in the connection lead by the RF field, which currents could lead to injury of a patient or damage of the accessory device or the connection unit (12), the connection lead (13) comprises at least one lead segment (131, 132, ...) which has a length which is limited by at least one inductive coupling element, e.g. a transformer (141, 142, ...; 161, 162, ...) and is unequal to n*/2, where denotes the RF wavelength and n = 1, 2, 3, .....
    • 磁共振成像装置设置有一个或多个电子附件装置,例如导管(10)或RF体线圈(6),其用于在检查物体期间使用,以及连接引线( 13),其布置成延伸穿过磁共振成像设备的检查区域(1),该区域可以暴露于RF场,并将附件设备连接到连接单元(12)。 为了避免由于RF场引起的连接引线中的电流引起的连接引线(13)的加热,哪些电流可能导致患者的伤害或附件装置或连接单元(12)的损坏,连接 引线(13)包括至少一个引线段(131,132,...),其具有被至少一个电感耦合元件限制的长度,例如 变压器(141,142,...; 161,162,...),并且不等于n * / 2,其中表示RF波长,n = 1,2,3。
    • 23. 发明申请
    • COIL SYSTEM FOR AN MR APPARATUS AND AN MR APPARATUS PROVIDED WITH SUCH A COIL SYSTEM
    • 用于MR设备的线圈系统和提供有这种线圈系统的MR设备
    • WO2003062846A2
    • 2003-07-31
    • PCT/IB2003/000086
    • 2003-01-15
    • PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBHKONINKLIJKE PHILIPS ELECTRONICS N.V.SCHULZ, VolkmarGLEICH, BernhardWEIZENECKER, Jürgen
    • SCHULZ, VolkmarGLEICH, BernhardWEIZENECKER, Jürgen
    • G01R33/385
    • G01R33/385
    • A coil system (210) for an apparatus operating in conformity with the spin resonance or magnetic resonance (MR) method encloses an examination space (217) which extends along an axis (218) and is intended to receive a patient (215). It includes an inner RF coil (219), an inner sub-coil (213') which externally encloses the RF coil (219) and projects beyond the RF coil (219) in the axial direction at both sides, and an active shield (212) which externally encloses the inner sub-coil (213') and constitutes a gradient coil arrangement in conjunction with the inner sub-coil (213'). For specified gradients, the energy required for the gradient coil arrangement (213', 212) in such a coil system is reduced in that the volume occupied by the inner sub-coil (213') is extended in the axial direction by way of regions extending beyond the RF coil (219) in the direction of the axis (218). It is an essential aspect that generally three gradient coils are accommodated in the volume enclosed by the gradient coil arrangement (213', 212). This layered arrangement produces three mutually perpendicular gradient fields as usual. However, it is not necessary to calculate these fields to be such that they extend perpendicularly to one another. All three coil arrangements per se require a smaller energy component in comparison with the normal case.
    • 用于根据自旋共振或磁共振(MR)方法操作的设备的线圈系统(210)包围沿着轴(218)延伸的检查空间(217)并且旨在 接收患者(215)。 它包括内部RF线圈(219),在外部包围RF线圈(219)并在两侧沿轴向超出RF线圈(219)的内部子线圈(213'),以及有源屏蔽( 212),其在外部包围内部子线圈(213')并且与内部子线圈(213')一起构成梯度线圈布置。 对于指定的梯度,这种线圈系统中的梯度线圈装置(213',212)所需的能量减少,因为内部子线圈(213')占据的体积通过区域 在轴线(218)的方向上延伸超出RF线圈(219)。 通常三个梯度线圈容纳在由梯度线圈装置(213',212)包围的体积中是重要的方面。 这种分层排列通常会产生三个相互垂直的梯度场。 但是,没有必要计算这些字段,使它们彼此垂直延伸。 与正常情况相比,所有三种线圈布置本身都需要较小的能量分量。
    • 29. 发明申请
    • ILLUMINATION DEVICE AND METHOD FOR CONTROLLING AN ILLUMINATION DEVICE
    • 照明装置和控制照明装置的方法
    • WO2007069149A1
    • 2007-06-21
    • PCT/IB2006/054656
    • 2006-12-07
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBHMEIJER, Eduard, J.MARTINY, ChristophSCHULZ, VolkmarWENDT, MatthiasAMBROSIUSSEN, Per
    • MEIJER, Eduard, J.MARTINY, ChristophSCHULZ, VolkmarWENDT, MatthiasAMBROSIUSSEN, Per
    • H05B33/08
    • H05B33/0869H05B33/0818
    • The present invention relates to a method for controlling an illumination device (100), the illumination device (100) comprising a flux sensing unit (101) and at least two differently colored light sources (102, 103, 104), the method comprising the steps of switching on and off each of the light sources according to a predefined pattern, acquiring measurement values by means of the flux sensing unit at predetermined intervals in accordance with the predefined pattern, calculating a color point for each of the light sources based on the measurement values, calculating a difference between the color points and corresponding reference color points, and adjusting an analog current drive level of the light sources, wherein the difference is minimized such that a desired color is obtained. The present invention provides for the possibilities to in a more accurate way correct for the color changes due to change in drive current, temperature, and aging effects. Furthermore, the control method according to the present invention does not require a factory calibration, or knowledge of batch specific binning information, for obtaining the current or temperature related characteristics of the light sources, which significantly reduces the cost normally related to factory calibration and batch specific binning information. Furthermore, the present invention relates to an illumination device (100) comprising means for performing such a method.
    • 本发明涉及一种用于控制照明装置(100)的方法,所述照明装置(100)包括通量感测单元(101)和至少两个不同颜色的光源(102,103,104),所述方法包括 根据预定模式接通和关闭每个光源的步骤,根据预定模式以预定间隔获取通过磁通检测单元的测量值,基于该预定模式计算每个光源的色点 测量值,计算色点和相应的参考色点之间的差值,以及调整光源的模拟电流驱动电平,其中差值被最小化,使得获得期望的颜色。 本发明提供了以更准确的方式校正由于驱动电流,温度和老化效应的变化引起的颜色变化的可能性。 此外,根据本发明的控制方法不需要工厂校准或批量特定合并信息的知识,以获得光源的当前或温度相关特性,这显着降低了与工厂校准和批次通常相关的成本 特定的合并信息。 此外,本发明涉及一种包括用于执行这种方法的装置的照明装置(100)。
    • 30. 发明申请
    • SOLID STATE RADIATION DETECTOR ELEMENTS MAGNETIC HARD SILICON PHOTOMULTIPLIERS
    • 固态辐射检测器元件磁性硬硅光电倍增管
    • WO2009090570A2
    • 2009-07-23
    • PCT/IB2009/050038
    • 2009-01-07
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBHSCHULZ, Volkmar
    • SCHULZ, Volkmar
    • G01T1/16G01T1/29
    • G01T1/2985G01T1/1603G01T1/208G01T1/249
    • A radiation detector comprises: a substrate (54); a two-dimensional array of solid state detector elements (50) disposed on or in the substrate and defining a detector array area (52); electrodes (E c , E a ) disposed on or in the substrate; and electrically conductive connecting lines (60, 64) disposed on or in the substrate and operatively electrically connecting the solid state detector elements and the electrodes, the electrically conductive connecting lines arranged to define a maximum area in conjunction with any one conducting solid state detector element that is less than or about one tenth of the detector array area. An imaging system comprises an MR scanner (10) and a PET or SPECT imaging system arranged to have some interaction with a magnetic field generated by the MR scanner, the PET or SPECT imaging system including scintillator elements (40) and the aforesaid radiation detectors arranged to detect scintillations generated in the scintillator elements.
    • 辐射检测器包括:基板(54); 固态检测器元件(50)的二维阵列,其设置在所述衬底上或所述衬底中并且限定检测器阵列区域(52); 设置在基板上或基板上的电极(Ec,Ea) 以及布置在所述基板上或所述基板中并且可操作地电连接所述固态检测器元件和所述电极的导电连接线(60,64),所述导电连接线布置成与任何一个导电固态检测器元件结合限定最大面积 小于或约为检测器阵列区域的十分之一。 成像系统包括MR扫描器(10)和被布置成与由MR扫描仪产生的磁场具有一些相互作用的PET或SPECT成像系统,PET或SPECT成像系统包括闪烁体元件(40)和上述辐射检测器被布置 以检测闪烁体元件中产生的闪烁。