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    • 52. 发明授权
    • Color controlled light source and a method for controlling color generation in a light source
    • 颜色控制光源和用于控制光源中的颜色产生的方法
    • US08158916B2
    • 2012-04-17
    • US12446475
    • 2007-10-23
    • Volkmar SchulzBernd AckermannLorenzo Feri
    • Volkmar SchulzBernd AckermannLorenzo Feri
    • G01J1/20H01J40/14
    • H05B33/0869H05B33/0818Y02B20/341
    • This invention relates to a color controlled light source comprising a plurality of colored light elements; a detector for detecting the light output of the light source and generating a detection signal; and a color control unit for generating driving signals to said light elements on the basis of said detection signal and a predetermined target color point of the light output of the light source. In order to enable detection of contributions from individual light elements to the light output of the light source, the light source further comprises a modulator for individual signature modulation of the driving signal to each one of said light elements; and a corresponding demodulator for demodulation of said detection signal and generation of actual, i.e. measured, values of the output of the individual light elements. The color control unit determines nominal values of the light output of each light element for obtaining said target color point, and compares the actual values with the nominal values. If there is a difference, it adjusts the driving signals in order to minimize the difference.
    • 本发明涉及包含多个有色光元件的色控光源; 用于检测光源的光输出并产生检测信号的检测器; 以及颜色控制单元,用于根据所述检测信号和光源的光输出的预定目标色点产生对所述光元件的驱动信号。 为了能够检测来自各个光元件对光源的光输出的贡献,光源还包括调制器,用于对每个所述光元件的驱动信号进行单独的签名调制; 以及相应的解调器,用于解调所述检测信号并产生实际的,即测量的各个光源的输出值。 颜色控制单元确定用于获得所述目标色点的每个光元件的光输出的标称值,并将实际值与标称值进行比较。 如果有差异,它会调整驱动信号,以最大限度地减少差异。
    • 53. 发明授权
    • Switched light element array and method of operation
    • 开关灯元件阵列及其操作方法
    • US08106599B2
    • 2012-01-31
    • US12443859
    • 2007-09-20
    • Harald Josef Günther RadermacherVolkmar Schulz
    • Harald Josef Günther RadermacherVolkmar Schulz
    • G05F1/00H05B41/00
    • H05B33/0857H05B33/0818Y02B20/346
    • A switched light element array includes first, second and third light emitting elements, and first and second switches. The first light emitting element includes first and second terminals, and the second light emitting element includes a first terminal, and a second terminal coupled to the second terminal of the first light emitting element. The third light emitting element includes a first terminal coupled to the first terminal of the first light emitting element and a second terminal. The first switch includes a first terminal coupled to each of the first terminals of the first and third light emitting elements and a second terminal coupled to the first terminal of the second light emitting element. The second switch includes a first terminal coupled to the second terminal of the third light emitting element, and a second terminal coupled to each of the second terminals of the first and second light emitting elements.
    • 开关光元件阵列包括第一,第二和第三发光元件以及第一和第二开关。 第一发光元件包括第一和第二端子,第二发光元件包括第一端子和耦合到第一发光元件的第二端子的第二端子。 第三发光元件包括耦合到第一发光元件的第一端子的第一端子和第二端子。 第一开关包括耦合到第一和第三发光元件的每个第一端子的第一端子和耦合到第二发光元件的第一端子的第二端子。 第二开关包括耦合到第三发光元件的第二端子的第一端子和耦合到第一和第二发光元件的每个第二端子的第二端子。
    • 54. 发明申请
    • REFLECTOR AND LIGHT COLLIMATOR ARRANGEMENT FOR IMPROVED LIGHT COLLECTION IN SCINTILLATION DETECTORS
    • 反射器和光收缩装置改进光学检测器中的光收集
    • US20110017916A1
    • 2011-01-27
    • US12673774
    • 2008-08-12
    • Volkmar SchulzCarsten DegenhardtJerome J. GriesmerSteven E. Cooke
    • Volkmar SchulzCarsten DegenhardtJerome J. GriesmerSteven E. Cooke
    • G01T1/202G01T1/20
    • G01T1/2002G01T1/202
    • In nuclear imaging, when a gamma ray strikes a scintillator, a burst of visible light is created. That light is detected by a photodetector and processed by downstream electronics. It is desirable to harness as much of the burst of light as possible and get it to the photodetector. In a detector element (18), a first reflective layer (44) partially envelops a scintillation crystal (34). The first reflective layer (44) diffuses the scintillated light. A second reflective layer (46) and a support component reflective layer (48) prevent the light from leaving the scintillation crystal (34) by any route except a light emitting face (36) of the scintillator (34). In another embodiment, a light concentrator (50) is coupled to the scintillator (34) and channels the diffuse light onto a light sensitive portion of a photodetector (38). The reflective layers (44, 46, 48) and the concentrator (50) ensure that all or nearly all of the light emitted by the scintillator (34) is received by the photodetector (38).
    • 在核成像中,当伽马射线撞击闪烁体时,产生可见光的突发。 该光被光检测器检测并由下游电子器件处理。 最好利用尽可能多的光线,并将其送到光检测器。 在检测器元件(18)中,第一反射层(44)部分地包围闪烁晶体(34)。 第一反射层(44)扩散闪烁的光。 第二反射层(46)和支撑部件反射层(48)通过除了闪烁体(34)的发光面(36)之外的任何路线防止光离开闪烁晶体(34)。 在另一个实施例中,聚光器(50)耦合到闪烁体(34),并将漫射光通过光电检测器(38)的光敏部分。 反射层(44,46,48)和聚光器(50)确保由闪烁体(34)发射的全部或几乎全部的光被光电检测器(38)接收。
    • 56. 发明申请
    • SWITCHED LIGHT ELEMENT ARRAY AND METHOD OF OPERATION
    • 开关元件阵列和操作方法
    • US20100164399A1
    • 2010-07-01
    • US12443859
    • 2007-09-20
    • Harald Josef Gunther RadermacherVolkmar Schulz
    • Harald Josef Gunther RadermacherVolkmar Schulz
    • H05B37/02
    • H05B33/0857H05B33/0818Y02B20/346
    • A switched light element array includes first, second and third light emitting elements, and first and second switches. The first light emitting element includes first and second terminals, and the second light emitting element includes a first terminal, and a second terminal coupled to the second terminal of the first light emitting element. The third light emitting element includes a first terminal coupled to the first terminal of the first light emitting element and a second terminal. The first switch includes a first terminal coupled to each of the first terminals of the first and third light emitting elements and a second terminal coupled to the first terminal of the second light emitting element. The second switch includes a first terminal coupled to the second terminal of the third light emitting element, and a second terminal coupled to each of the second terminals of the first and second light emitting elements.
    • 开关光元件阵列包括第一,第二和第三发光元件以及第一和第二开关。 第一发光元件包括第一和第二端子,第二发光元件包括第一端子和耦合到第一发光元件的第二端子的第二端子。 第三发光元件包括耦合到第一发光元件的第一端子的第一端子和第二端子。 第一开关包括耦合到第一和第三发光元件的每个第一端子的第一端子和耦合到第二发光元件的第一端子的第二端子。 第二开关包括耦合到第三发光元件的第二端子的第一端子和耦合到第一和第二发光元件的每个第二端子的第二端子。
    • 57. 发明申请
    • Color-Controlled Illumination Device
    • 彩色控制照明装置
    • US20100158061A1
    • 2010-06-24
    • US12160947
    • 2007-01-10
    • Volkmar SchulzEduard Johannes Meijer
    • Volkmar SchulzEduard Johannes Meijer
    • H01S3/00H05B37/02
    • G01J3/10G01J3/51G01J3/513H05B33/0869
    • The invention relates to a color-controlled illumination device (1) with a number of light emitters, for example LEDs (L1, L2, L3, L4), of different primary colors. Photosensors (D1, D2, D3) consisting of a photodiode (20) covered with different dielectric filter layers (21) measure the light output of the light emitters (L1, L2, L3, L4) with distinct oscillating sensitivity curves that extend over the whole relevant spectral range. In a control unit (14), the actual color point of the illumination device (1) is calculated and the emissions of the light emitters (L1, L2, L3, L4) are individually adapted in order to match a target color point ((X,Y,Z)target) given with e.g. CIE tri-stimulus values.
    • 本发明涉及具有不同原色的多个发光体(例如LED(L1,L2,L3,L4))的彩色照明装置(1)。 由不同介质滤波器层(21)覆盖的光电二极管(20)组成的光电传感器(D1,D2,D3)用不同的振荡灵敏度曲线测量发光体(L1,L2,L3,L4)的光输出, 全相关光谱范围。 在控制单元(14)中,计算照明装置(1)的实际色点,并且分别适应发光体(L1,L2,L3,L4)的发射,以匹配目标色点(( X,Y,Z)目标) CIE三刺激值。
    • 58. 发明授权
    • Color lighting device
    • 彩色照明装置
    • US07709774B2
    • 2010-05-04
    • US12090874
    • 2006-10-09
    • Volkmar SchulzEduard Johannes Meijer
    • Volkmar SchulzEduard Johannes Meijer
    • G01J1/32H01L31/14H01L29/16F21V9/00G05F1/00
    • H05B33/0869H05B33/0818
    • The invention relates to a color lighting device comprising at least one light-emitting source (1a, 1b, 1c) fixed on a common substrate (3), each light-emitting source (1a, 1b, 1c) comprising at least one light-emitting diode (LED) (1a, 1b, 1c), each light-emitting source (1a, 1b, 1c) comprising one photosensor (2a, 2b, 2c) that detects the light output only of the associated light source (1a, 1b, 1c), and each light-emitting source (1a, 1b, 1c) being connected to an analog control circuit (4a, 4b, 4c) that controls the drive of each light-emitting source (1a, 1b, 1c) separately on the basis of a light output detected by the associated photosensor (2a, 2b, 2c), while each control circuit (4a, 4b, 4c) comprises a comparator (5a, 5b, 5c) connected to the associated photosensor (2a, 2b, 2c).
    • 本发明涉及一种彩色照明装置,其包括固定在公共基板(3)上的至少一个发光源(1a,1b,1c),每个发光源(1a,1b,1c)包括至少一个发光源 发光二极管(LED)(1a,1b,1c),每个发光源(1a,1b,1c)包括检测仅相关联的光源(1a,1b)的光输出的一个光电传感器(2a,2b,2c) ,1c),并且每个发光源(1a,1b,1c)连接到模拟控制电路(4a,4b,4c),其分别控制每个发光源(1a,1b,1c)的驱动 由相关联的光传感器(2a,2b,2c)检测到的光输出的基础,而每个控制电路(4a,4b,4c)包括连接到相关联的光电传感器(2a,2b,2c)的比较器(5a,5b,5c) 2c)。
    • 59. 发明授权
    • Color point control system for LED lighting and related methods
    • LED照明色点控制系统及相关方法
    • US07652237B2
    • 2010-01-26
    • US11995347
    • 2006-07-05
    • Volkmar Schulz
    • Volkmar Schulz
    • G01J1/14
    • H05B33/0872H05B33/0869
    • Color point control system (1) comprising a LED device (2) comprising a plurality of light-emitting diodes (3a,3b,3c,3d) emitting a first light, said diodes (3a,3b,3c,3d) fixed on a substrate (4), a layer (5) on at least one light-emitting diode (3a,3b,3c,3d) capable to convert at least a first portion of the first light into a second light, only one photo-sensor (6) for measuring a second portion of the first light of each single diode (3a,3b,3c,3d) during a turn-off time where all other diodes are turned-off, and a controller (9) for sequentially turning-off said diodes (3a,3b,3c,3d) except one single diode (3a, 3b, 3c, 3d) and for comparing the second portion of the first light of each single diode (3a,3b,3c,3d) measured by the photo-detector (6) to a default value and to adapt the emitted second portion of first light of each single diode (3a,3b,3c,3d) to said default value.
    • 色点控制系统(1)包括LED器件(2),其包括发射第一光的多个发光二极管(3a,3b,3c,3d),所述二极管(3a,3b,3c,3d)固定在 基板(4),能够将至少第一部分第一光转换为第二光的至少一个发光二极管(3a,3b,3c,3d)上的层(5),仅一个光传感器 6),用于在关闭所有其他二极管的截止时间期间测量每个单个二极管(3a,3b,3c,3d)的第一光的第二部分;以及用于顺序关闭的控制器(9) 所述二极管(3a,3b,3c,3d)除了一个单个二极管(3a,3b,3c,3d)之外,并且用于比较由单个二极管(3a,3b,3c,3d)测量的每个单个二极管 光检测器(6)变为默认值,并使每个单个二极管(3a,3b,3c,3d)的发射的第二部分的第一光适应于所述默认值。