摘要:
A lighting system comprising a first light source, which is adapted to generate light of a first color, and at least one second light source, which is adapted to generate light of a second color, wherein the light sources are driven so as to generate a predeterminable color sequence, wherein the light sources are operated by a common control unit and driven by said control unit in the sequence required for generating the predeterminable color sequence. The light sources are connected in parallel and are electrically coupled to an energy supply unit via a first circuit node. The lighting system comprises a regulator unit and coupled to the control unit via a signal line, and wherein the control unit is adapted to predetermine a desired energy output of the energy supply unit via the regulator unit, to be precise depending on the individual color within the color sequence.
摘要:
A circuit arrangement for operating a discharge lamp is provided. The circuit arrangement may include a commutating device, which is configured to exhibit an input which is coupled to a direct-current source and has an output which can be coupled to a discharge lamp; the commutating device being configured in such a manner that it couples the direct-current source to the output and the polarity with which the direct-current source is coupled to the output can be commutated by a control device; the control device including a measurement input which is coupled to a measuring device which is configured to deliver a measurement value which is a measure of the magnitude of a lamp voltage; wherein the control device is configured to control the commutating device in such a manner that the polarity at which a higher lamp voltage prevails is coupled longer to the output.
摘要:
The invention relates to a novel operating method and corresponding ballast for illuminating systems having temporally sequential color filtering and a high-pressure discharge lamp operated by alternating current. In this case, at least three commutations of the lamp current are used within a color filtering sequence, in order to be able to operate the lamp advantageously without an excessive increase in the operating frequency of the color filter system.
摘要:
A computer-implemented framework and method for maintaining product allocation data objects comprising a plurality of product allocation data objects, a plurality of software modules, an interface for the software modules, and a plurality of computer-applications, wherein the product allocation data objects are representative of product allocations for several participants within an e-business system, wherein a product allocation data object is processed by at least one of the plurality of computer-applications, the software modules providing access to the product allocation data objects, and the interface provides concurrent access to the software modules for online collaboration, wherein a collaborative planning process of the product allocation data objects is executed by the software modules and controlled by the applications.
摘要:
An integrated circuitry structure includes at least first and second regions. An optical layer includes optical waveguides. A heat-conductive material transfers heat from at least the second region through the optical layer to a heat sink.
摘要:
An illumination device may include a flexible printed circuit board; a power electronics module; and a light-emitting diode module, which is electrically connected to the power electronics module by means of the flexible printed circuit board.
摘要:
A mechanism is provided for optimizing semiconductor packing in a three-dimensional (3D) very-large-scale integration (VLSI) device. The 3D VLSI device comprises a processor layer coupled, via a first set of coupling devices, to at least one signaling and input/output (I/O) layer. The 3D VLSI device further comprises a power delivery layer coupled, via a second set of coupling devices, to the processor layer. In the 3D VLSI device the power delivery layer is dedicated to only delivering power and does not provide data communication signals to the elements of the three-dimensional VLSI device, and the at least one signaling and input/output (I/O) layer is dedicated to only transmitting the data communication signals to and receiving the data communications signals from the processor layer and does not provide power to the elements of the processor layer.
摘要:
A light source (10) is disclosed, emitting multi-colored light with light of at least two different colors, emitted from a number of primary light sources (1) wherein the primary light sources (1) are divided into groups and the brightness values of the primary light sources (1) within a group are determined and controlled separately according to color, such that the color location of the multi-colored light lies in a given region of the CIE standard color diagram. The invention further relates to a method for controlling such a light source (10) and an illumination device with such a light source (10), for example, for backlighting a display.
摘要:
Monocrystalline semiconductor wafers have defect-reduced regions, the defect-reduced regions having a density of GOI-relevant defects within the range of 0/cm2 to 0.1/cm2 and occupy overall an areal proportion of 10% to 100% of the planar area of the semiconductor wafer, wherein the remaining regions of the semiconductor wafer have a significantly higher defect density than the defect-reduced regions. The wafers may be produced by a method for annealing GOI relevant defects in the wafer, by irradiating defined regions of a side of the semiconductor wafer by laser wherein each location is irradiated with a power density of 1 GW/m2 to 10 GW/m2 for at least 25 ms, wherein the laser emits radiation of a wavelength above the absorption edge of the wafer semiconductor material and wherein the temperature of the wafer rises by less than 20 K as a result of irradiation.
摘要翻译:单晶半导体晶片具有缺陷减少区域,缺陷区域具有在0 / cm 2至0.1 / cm 2范围内的GOI相关缺陷的密度,并且占整个面积比例为平面面积的10%至100% 半导体晶片,其中半导体晶片的剩余区域具有比缺陷减少区域显着更高的缺陷密度。 可以通过用于通过用激光照射半导体晶片的侧面的限定区域来对晶片中的GOI相关缺陷进行退火的方法来制造晶片,其中以1GW / m 2至10GW / m 2的功率密度照射每个位置, 至少25ms,其中所述激光器发射波长在所述晶片半导体材料的吸收边缘上方的波长的辐射,并且其中所述晶片的温度作为照射的结果升高小于20K。
摘要:
A circuit for detecting noise events in a system with time variable operating points is provided. A first voltage, which is averaged over time, is compared to a second voltage. A signal is generated to instruct circuits within a processor to initiate actions to keep a voltage from drooping further.