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    • 1. 发明申请
    • Wireless Powering Device, an Energiable Load, a Wireless System and a Method For a Wireless Energy Transfer
    • 无线供电装置,能量负载,无线系统和无线能量传输的方法
    • US20070222426A1
    • 2007-09-27
    • US11568473
    • 2005-04-28
    • Eberhard WaffenschmidtHarald ReiterCarsten DeppeGeorg SauerlanderBernd Ackermann
    • Eberhard WaffenschmidtHarald ReiterCarsten DeppeGeorg SauerlanderBernd Ackermann
    • H01F38/14
    • H01F38/14H02J5/005H02J7/025H02J50/12H02J50/80H02J50/90H02M3/337
    • A wireless resonant powering device 1 according to the invention comprises a first inductor winding 3, which is arranged to form a transformer 9 with the inductor winding 13 of the energizable load 11. The first inductor winding 3 is arranged to form a resonant circuit 5, which may comprise a suitable plurality of electric capacitances and coils. The components of the resonant circuit 5 are selected such that the magnetic energy received by the inductor winding 13 damps the energy flow in the resonant circuit so that the induced voltage in the inductor winding 13 is substantially constant and is independent of the magnetic coupling between the first inductor winding 3 and the inductor winding 13 at the operating frequency of the driving means 6. The resonant circuit is driven by the driving means 6, comprising a control unit 6c arranged to induce an alternating voltage between a first semiconductor switch 6a and a second semiconductor switch 6b. At the output of the transformer 9 an alternating voltage is generated, which is rectified to a DC-voltage by a diode rectifier, filtered by an output capacitance. The resonant circuit 5 is operable on its coupling independent point by the driving means 6. This figure schematically illustrates a situation, where a variable coupling between the first inductor winding 3 and the inductor winding 13 exists. The invention further relates to a wireless inductive powering device, an energizable load, a wireless system and a method for wireless power transfer.
    • 根据本发明的无线谐振供电装置1包括第一电感器绕组3,其被布置成与可激励负载11的电感器绕组13形成变压器9。 第一电感器绕组3被布置成形成谐振电路5,其可以包括适当的多个电容和线圈。 谐振电路5的组件被选择成使得由电感器绕组13接收的磁能阻止谐振电路中的能量流,使得电感器绕组13中的感应电压基本上是恒定的,并且独立于 第一电感绕组3和电感绕组13处于驱动装置6的工作频率。 谐振电路由驱动装置6驱动,包括布置成在第一半导体开关6a和第二半导体开关6b之间引起交流电压的控制单元6c。 在变压器9的输出端产生交流电压,其由二极管整流器整流为直流电压,由输出电容滤波。 谐振电路5可通过驱动装置6在其耦合独立点上操作。 该图示意性地示出了存在第一电感器绕组3和电感器绕组13之间的可变耦合的情况。 本发明还涉及无线感应供电装置,可激励负载,无线系统和无线电力传送方法。
    • 2. 发明申请
    • Circuit arrangement and methods for a remote control receiver having a photodiode
    • 具有光电二极管的遥控接收器的电路布置和方法
    • US20060127095A1
    • 2006-06-15
    • US10541980
    • 2003-12-15
    • Carsten DeppeThomas DurbaumGeorg Sauerlander
    • Carsten DeppeThomas DurbaumGeorg Sauerlander
    • H04B10/00
    • H03F3/087G08C23/04
    • A control unit (2) of a remote control receiver sets the forward or reverse direction operating mode of the photodiode (1) as a function of the useful signal level of its output signal, and to be precise, during standby, the photovoltaic operating mode (forward mode), since in this mode no external bias current is required. If the useful signal level of the photodiode (1) exceeds a predefined threshold, the reverse mode is set, and this brings with it a higher sensitivity. A series circuit (A) of a number of identical photodiodes DA1 DAn in the forward mode allows the realization of a controlled current source (6) having a transistor (T), since the permissible diode voltage (Ud) of the overall arrangement may have n times the value of the operating voltage of an individual photodiode. Thus at the same time the voltage across the individual diodes can be set to a very low value and a favorable operating range for the current source can be set. The possible sensitivity of the receiver module having diodes in this operating mode can thereby be considerably increased.
    • 遥控接收器的控制单元(2)根据其输出信号的有用信号电平来设置光电二极管(1)的正向或反向操作模式,并且准确地说,在待机期间,光伏操作模式 (正向模式),因为在此模式下不需要外部偏置电流。 如果光电二极管(1)的有用信号电平超过预定义的阈值,则反向模式被设置,并带来更高的灵敏度。 正向模式下的多个相同光电二极管DA1 DAn的串联电路(A)允许实现具有晶体管(T)的受控电流源(6),因为整体布置的容许二极管电压(Ud)可以具有 n倍于单个光电二极管的工作电压值。 因此,同时,可以将各个二极管两端的电压设置为非常低的值,并且可以设置用于电流源的有利的工作范围。 因此,可以显着增加在该操作模式中具有二极管的接收器模块的可能灵敏度。
    • 3. 发明授权
    • Driver circuit for driving a load circuit
    • 用于驱动负载电路的驱动电路
    • US08933728B2
    • 2015-01-13
    • US13512436
    • 2010-12-01
    • Carsten DeppeChristian Hattrup
    • Carsten DeppeChristian Hattrup
    • H02M5/00H05B41/14H05B41/28
    • H05B41/28H02J7/345
    • Driver circuits (1) for driving load circuits (2, 3) receive source signals from sources and provide feeding signals to the load circuits (2,3) and charging signals to capacitor circuits (21). These capacitor circuits (21) provide supporting signals to the load circuits (2, 3) in addition to the feeding signals. By providing the driver circuits (1) with control circuits (22) for controlling the supporting signals, the capacitor circuits (21) can become less bulky/costly and/or will limit the lifetime of the driver circuits (1) to a smaller extent. Further, these driver circuits (1) may get improved efficiencies. Said controlling may comprise controlling moments in time at which the supporting signals are offered to the load circuits (2, 3) or not, and/or may comprise controlling sizes of the supporting signals, and/or may be done in response to detection results from detectors (23) for detecting parameters of one or more signals. Said controlling may comprise switching via switches (24).
    • 用于驱动负载电路(2,3)的驱动电路(1)从源接收源信号,并向负载电路(2,3)提供馈送信号,并向电容器电路(21)提供充电信号。 除了馈送信号之外,这些电容器电路(21)还向负载电路(2,3)提供支持信号。 通过为驱动电路(1)提供用于控制支持信号的控制电路(22),电容器电路(21)可以变得较不庞大/昂贵,和/或将驱动电路(1)的寿命限制在更小的程度上 。 此外,这些驱动器电路(1)可以提高效率。 所述控制可以包括将支持信号提供给负载电路(2,3)的时间的控制时刻和/或可以包括控制支持信号的大小和/或可以响应于检测结果来完成 来自用于检测一个或多个信号的参数的检测器(23)。 所述控制可以包括通过开关(24)的切换。
    • 4. 发明申请
    • DRIVING MODES FOR LIGHT CIRCUITS
    • 光电驱动模式
    • US20130063033A1
    • 2013-03-14
    • US13512414
    • 2010-12-01
    • Carsten Deppe
    • Carsten Deppe
    • H05B37/02
    • H05B33/0827H05B33/0809H05B33/083
    • Driver circuits (1) for driving load circuits (2) comprising first and second light circuits (21-22, 71-72) are in first/second modes for input voltages having first/second voltage amplitudes, the second voltage amplitudes being larger than the first voltage amplitudes. The first light circuits (21, 71) are on in the first and second modes. The second light circuits (22, 72) are off in the first modes and are on in the second modes. A control circuit (21, 71) in dependence of the modes to extend control. These currents may get smaller current amplitudes in higher modes. Light outputs of the first light circuit (21, 71) may get smaller in higher modes. A total light output of all light circuits (21-22, 71-72) may remain substantially constant during all modes.
    • 用于驱动包括第一和第二光电路(21-22,71-72)的负载电路(2)的驱动电路(1)处于具有第一/第二电压幅度的输入电压的第一/第二模式中,第二电压幅度大于 第一个电压幅度。 第一光电路(21,71)处于第一和第二模式。 第二光电路(22,72)在第一模式中关闭,并且在第二模式中接通。 根据扩展控制的模式的控制电路(21,71)。 这些电流在较高模式下可能会获得较小的电流幅度。 第一光电路(21,71)的光输出在较高模式下可能变小。 在所有模式期间,所有光电路(21-22,71-72)的总光输出可保持基本恒定。
    • 5. 发明授权
    • Image projection method
    • 图像投影方法
    • US08294833B2
    • 2012-10-23
    • US12680595
    • 2008-09-25
    • Carsten Deppe
    • Carsten Deppe
    • H04N5/64H04N9/31
    • H04N9/3161H04N9/3129
    • An image projection method comprises the steps of a) obtaining an image pixel array for the image to be projected; b) obtaining a plurality of pixel allocation arrays for the image pixel array, whereby each pixel allocation array comprises occupied elements and vacant elements; c) generating a trigger pulse train for a laser light source according to a pixel allocation array, whereby a trigger pulse is generated for each occupied element; d) generating a modulation signal for the laser light source; e) switching the laser light source with the trigger pulse train and modulating the laser light source with the modulation signal to generate a laser light pulse sequence for a sub-frame image; f) and scanning the laser light pulse sequence to traverse the display; thereby, the steps c) to f) are carried out for each pixel allocation array so that the image appears on the display.
    • 图像投影方法包括以下步骤:a)获得要投影的图像的图像像素阵列; b)获得用于图像像素阵列的多个像素分配阵列,由此每个像素分配阵列包括占用元素和空闲元素; c)根据像素分配阵列产生用于激光光源的触发脉冲串,由此为每个占用元件产生触发脉冲; d)产生激光光源的调制信号; e)用触发脉冲串切换激光光源并用调制信号调制激光光源以产生子帧图像的激光脉冲序列; f)并扫描激光脉冲序列以横越显示; 从而对于每个像素分配阵列执行步骤c)至f),使得图像出现在显示器上。
    • 6. 发明授权
    • Supplying a signal to a light source
    • 向光源提供信号
    • US08258713B2
    • 2012-09-04
    • US12665126
    • 2008-06-23
    • Carsten DeppeUlrich BoekeChenyang LiuPeter Luerkens
    • Carsten DeppeUlrich BoekeChenyang LiuPeter Luerkens
    • H05B37/02
    • H05B33/0815H05B33/0809H05B33/0818
    • Supply circuits for supplying voltage and current signals to light sources (6) comprise switches (22, 32, 42, 52) and controllers (21, 31, 41, 51) to control the switches (22, 32, 42, 52) for reducing values of frequency components of harmonic content of power spectra of the light sources (6). By switching one of the voltage and current signals or by switching signals that result in one of the voltage and current signals, the other one of the voltage and current signals can be adjusted. The power spectrum of the light source (6) may be a function of the voltage and current signals. By adjusting one of them, the power spectrum can be adjusted such that values of frequency components of the harmonic content of the power spectrum are reduced. As a result, visible flicker is reduced in the light originating from the light source (6) without the use of energy storage capacitors for reducing this visible flicker.
    • 用于向光源(6)提供电压和电流信号的电源电路包括用于控制开关(22,32,42,52)的开关(22,32,42,52)和控制器(21,31,41,51),用于控制 降低光源功率谱谐波含量的频率分量值(6)。 通过切换电压和电流信号之一或切换导致电压和电流信号之一的信号,可以调整电压和电流信号中的另一个。 光源(6)的功率谱可以是电压和电流信号的函数。 通过调整其中的一个,可以调整功率谱,使得功率谱的谐波含量的频率分量的值减小。 结果,在不使用储能电容器来减少这种可见闪烁的情况下,源自光源(6)的光的可见闪烁减小。
    • 7. 发明授权
    • AC driven light-emitting diodes
    • 交流驱动发光二极管
    • US08084945B2
    • 2011-12-27
    • US11569707
    • 2005-06-03
    • Carsten DeppeMatthias Wendt
    • Carsten DeppeMatthias Wendt
    • H01J13/46
    • H05B33/0821H05B33/0803H05B33/0809H05B33/0827Y10S362/80
    • The invention relates to a circuit (2) comprising at least two parallel-connected light-emitting diodes (4, 5) opposite poled in a first parallel branch (12) and comprising at least two parallel-connected light-emitting diodes (6, 7) opposite poled in a second parallel branch (13), and also comprising a capacitor (8) and a coil (9). According to the invention, the first parallel branch (12) has a capacitor (8) and the second parallel branch (13) has the coil (9). On account of the capacitive parallel branch (10) and the inductive parallel branch (11), idle currents arise which are phase-shifted with respect to one another. The idle currents compensate one another and light changes of the oppositely-poled diode pairs take place at different points in time. A light current is then smoothed.
    • 本发明涉及一种电路(2),包括至少两个并联连接的发光二极管(4,5),其在第一并联支路(12)中相对极化,并且包括至少两个平行连接的发光二极管(6, 7)在第二平行分支(13)中相对极化,并且还包括电容器(8)和线圈(9)。 根据本发明,第一并联支路(12)具有电容器(8),第二并联支路(13)具有线圈(9)。 由于电容式并联支路(10)和电感并联支路(11),产生相对于彼此相移的空闲电流。 空闲电流相互补偿,相反极化二极管对的光线变化发生在不同的时间点。 然后平滑光电流。
    • 8. 发明授权
    • Method of shutting down a high pressure discharge lamp and driving unit for driving a high pressure discharge lamp
    • 关闭高压放电灯和用于驱动高压放电灯的驱动单元的方法
    • US08008872B2
    • 2011-08-30
    • US12300477
    • 2007-04-25
    • Tobias Georg TolleLudo Valere Maurice SchreelCarsten Deppe
    • Tobias Georg TolleLudo Valere Maurice SchreelCarsten Deppe
    • H05B41/36H05B41/24
    • H05B41/2928H04N9/3144H04N9/3155H05B41/384Y02B20/206
    • The invention describes a method of shutting down a high pressure discharge lamp (1) in which a pair of electrodes (2) is disposed in an arc tube (3), which method comprises reducing, upon receipt of a shut-down request (SR), the lamp power (P) towards a reduced power level (PR) required to sustain a long-term arc discharge between the electrodes (2), and driving the lamp (1) towards the reduced power level (PR) for a reduced power duration before completely shutting down the lamp power (P), whereby, prior to reducing the lamp power (P) towards the reduced power level (PR), the lamp power (P) is reduced to an undershoot power level (Pu), which undershoot power level (Pu) is lower than the reduced power level (PR) required to sustain a long-term arc discharge between the electrodes (2), and the lamp is driven at this undershoot power level (Pu) for an undershoot power duration (tu) before increasing the lamp power (P) again to approach the reduced power level (PR). Moreover the invention describes an appropriate driving unit (4) for driving a high pressure discharge lamp (1) and an image rendering system (40), particularly a projector system, comprising such a driving unit (4).
    • 本发明描述了一种关闭其中一对电极(2)设置在电弧管(3)中的高压放电灯(1)的方法,该方法包括在接收到关闭请求(SR ),朝向维持电极(2)之间的长期电弧放电所需的降低功率电平(PR)的灯功率(P)),并且朝着降低的功率电平(PR)驱动灯(1)以减少 在完全关闭灯泡功率(P)之前的功率持续时间,由此,在将灯功率(P)降低到降低功率水平(PR)之前,灯功率(P)减小到下冲功率水平(Pu) 其功率水平(Pu)低于维持电极(2)之间的长期电弧放电所需的降低的功率电平(PR),并且灯以该下冲功率电平(Pu)被驱动用于下冲功率 在再次提高灯功率(P)以接近降低功率电平(PR)之前的持续时间(tu)。 此外,本发明描述了用于驱动高压放电灯(1)和图像渲染系统(40)的合适的驱动单元(4),特别是包括这种驱动单元(4)的投影仪系统。