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51. 发明授权

US06985713B2 Data communication network providing power over network connections with node identification functionality 有权
标题翻译：数据通信网络通过具有节点识别功能的网络连接提供电力
公开(公告)号：US06985713B2
公开(公告)日：2006-01-10
申请号：US10198831
申请日：2002-07-18
申请人： Amir Lehr , Ilan Atias , Dror Korcharz , David Pincu , Alon Ferentz , Yair Darshan , Nadav Barnea
发明人： Amir Lehr , Ilan Atias , Dror Korcharz , David Pincu , Alon Ferentz , Yair Darshan , Nadav Barnea
IPC分类号： H04B1/00
CPC分类号： G06F1/3287 , G05F1/66 , G06F1/26 , H02G3/00 , H04L12/10 , H04L12/44 , H04L29/06 , H04L69/323 , H04M19/08
摘要： This invention discloses a data communications network including at least one hub, a plurality of nodes connected via network connections to the hub, a power distribution subsystem operative to provide at least some power to at least some of the plurality of nodes via at least some of the network connections. The power distribution subsystem includes a node identification functionality providing identification of nodes via at least some of the plurality of network connections in order to enable an appropriate supply of power to individual nodes and a power supply responsive to the node identification functionality and supplying power to the at least some of the plurality of nodes via the at least some of the network connections.
摘要翻译：本发明公开了一种数据通信网络，其包括至少一个集线器，经由网络连接到集线器的多个节点，功率分配子系统可操作以通过至少一些的至少一些节点向多个节点中的至少一些节点提供至少一些功率网络连接。配电子系统包括节点识别功能，其通过多个网络连接中的至少一些来提供节点的识别，以便能够适当地向各个节点供电，以及响应于节点识别功能的电源，并向所述多个节点中的至少一些经由所述至少一些所述网络连接。

52. 发明授权

US6049471A Controller for pulse width modulation circuit using AC sine wave from DC input signal 失效
标题翻译：使用直流输入信号的交流正弦波的脉宽调制电路控制器
公开(公告)号：US6049471A
公开(公告)日：2000-04-11
申请号：US179669
申请日：1998-10-27
申请人： Dror Korcharz , Alon Ferentz
发明人： Dror Korcharz , Alon Ferentz
IPC分类号： H02M3/155 , H02M1/00 , H02M3/158 , H02M3/28 , H02M3/335 , H02M7/48 , H04M19/02
CPC分类号： H02M3/33515 , H02M3/33592 , H02M7/48 , H04M19/02 , H02M1/32 , H02M2001/0012 , H02M2001/0022 , H02M2001/007 , H02M3/1588 , Y02B70/1466 , Y02B70/1475
摘要： A pulse width modulation (PWM) controller suitable for use with a variety of open loop topology power supply circuits including ring generator circuits. The controller and the circuit realized therefrom utilizes an open loop topology to achieve the desired output voltage waveform. The PWM controller is suitable for realizing a plurality of different open loop converter topologies such as such as buck, boost, forward and push-pull topologies. The PWM controller is adapted to provide the required signals to control the various possible open loop converter topologies. The controller functions to generate a PWM signal that is used to generate a half wave sine wave signal. The controller includes the necessary functionality to control the duty cycle of the generated PWM signal so as to produce a full wave sine wave at the output of the output bridge circuit.
摘要翻译：适用于包括环形发生器电路在内的各种开环拓扑电源电路的脉宽调制（PWM）控制器。控制器和由此实现的电路利用开环拓扑来实现期望的输出电压波形。 PWM控制器适用于实现多个不同的开环转换器拓扑，例如降压，升压，正向和推挽拓扑。 PWM控制器适于提供所需的信号来控制各种可能的开环转换器拓扑。控制器用于产生用于产生半波正弦波信号的PWM信号。该控制器包括控制生成的PWM信号占空比的必要功能，以便在输出电桥电路的输出处产生全波正弦波。

53. 发明授权

US08482218B2 Dimming input suitable for multiple dimming signal types 有权
标题翻译：调光输入适用于多种调光信号类型
公开(公告)号：US08482218B2
公开(公告)日：2013-07-09
申请号：US13017128
申请日：2011-01-31
申请人： Shiju Wang , Chien Nguyen , Hwangsoo Choi , Arkadiy Peker , Migel Jacubovski , Alon Ferentz , Dror Korcharz
发明人： Shiju Wang , Chien Nguyen , Hwangsoo Choi , Arkadiy Peker , Migel Jacubovski , Alon Ferentz , Dror Korcharz
IPC分类号： H05B37/02
CPC分类号： H05B37/02
摘要： A lighting circuit constituted of: a single dimming input; a pulse width modulation acceptance circuit arranged to convert a pulse width modulated dimming signal received at the single dimming input into a local dimming signal, the local dimming signal exhibiting a predetermined format; an analog voltage level acceptance circuit arranged to convert an analog voltage dimming signal received at the single dimming input into the local dimming signal exhibiting the predetermined format; and a luminaire driving circuit responsive to the local dimming signal.
摘要翻译：一种照明电路，包括：单个调光输入; 脉冲宽度调制接收电路，被配置为将在单个调光输入处接收的脉宽调制调光信号转换为局部调光信号，所述局部调光信号呈现预定格式; 模拟电压电平接收电路，被配置为将在单个调光输入处接收到的模拟电压调光信号转换成呈现预定格式的局部调光信号; 以及响应于局部调光信号的照明器驱动电路。

54. 发明授权

US08174212B2 LED string driver with light intensity responsive to input voltage 有权
标题翻译： LED串驱动器，具有响应输入电压的光强度
公开(公告)号：US08174212B2
公开(公告)日：2012-05-08
申请号：US12624431
申请日：2009-11-24
申请人： Noam Tziony , Alon Ferentz , Roni Blaut , David Pincu , Chanoch Kahn
发明人： Noam Tziony , Alon Ferentz , Roni Blaut , David Pincu , Chanoch Kahn
IPC分类号： H05B37/02
CPC分类号： H05B33/0815 , H05B33/083
摘要： A driving arrangement for a plurality of light emitting diodes (LEDs), the driving arrangement constituted of: a plurality of serially connected first LEDs coupled to a source voltage; a plurality of first electronically controlled switches, each associated with a particular one of the plurality of serially connected first LEDs and arranged to provide, when closed, a bypass current path for the associated first LED; and a control circuitry coupled to a control terminal of each of the plurality of first electronically controlled switches, the control circuitry operative to close a number of the plurality of first electronic switches, the number responsive to a voltage level of the source voltage.
摘要翻译：一种用于多个发光二极管（LED）的驱动装置，所述驱动装置由多个串联连接的第一LED耦合到源电压; 多个第一电子控制开关，每个与多个串联连接的第一LED中的特定一个相关联，并且被布置成在关闭时提供用于相关联的第一LED的旁路电流路径; 以及耦合到所述多个第一电子控制开关中的每一个的控制端子的控制电路，所述控制电路用于闭合所述多个第一电子开关中的多个，所述数量响应于所述电源电压的电压电平。

55. 发明授权

US07895456B2 Reduced guard band for power over Ethernet 有权
标题翻译：减少以太网供电的保护带
公开(公告)号：US07895456B2
公开(公告)日：2011-02-22
申请号：US11934798
申请日：2007-11-05
申请人： Alon Ferentz , Roni Blaut , David Pincu , Simon Kahn
发明人： Alon Ferentz , Roni Blaut , David Pincu , Simon Kahn
IPC分类号： G06F1/32
CPC分类号： H04L12/10 , H04L12/12
摘要： A method of controlling a power over Ethernet system, the method comprising: sequentially powering a plurality of powered devices over communication cabling; determining a first total power consumption responsive to the powering of the plurality of powered devices; in the event that the determined first total power consumption exceeds a predetermined maximum power level, disabling power from at least one of the powered plurality of powered devices thereby reducing power consumption to less than the predetermined maximum power level; responsive to the disabling power, defining a connection power limit lower than the maximum power level by a guard band; monitoring a second total power consumption subsequent to the disabling power; and enabling power to a powered device only in the event the monitored second total power consumption is less than the connection power limit.
摘要翻译：一种控制以太网供电系统的方法，所述方法包括：通过通信布线对多个供电设备顺序供电; 响应于所述多个动力装置的供电确定第一总功率消耗; 在确定的第一总功率消耗超过预定的最大功率电平的情况下，禁用来自多个供电设备中的至少一个的电力，从而将功耗降低到小于预定最大功率电平; 响应于禁用功率，通过保护频带定义低于最大功率电平的连接功率限制; 在所述禁用电力之后监视第二总功率消耗; 并且仅在所监视的第二总功率消耗小于连接功率限制的情况下才能够对被供电设备供电。

56. 发明授权

US07849343B2 Pre-detection of powered devices 有权
标题翻译：预检电源设备
公开(公告)号：US07849343B2
公开(公告)日：2010-12-07
申请号：US10861405
申请日：2004-06-07
申请人： Alon Ferentz , Yair Darshan , Dror Korcharz
发明人： Alon Ferentz , Yair Darshan , Dror Korcharz
IPC分类号： G06F1/00 , G06F11/30
CPC分类号： H04L12/10 , G06F1/266
摘要： A method and apparatus for preventing harmful transients resulting from a probing routine for a valid powered device detection signature in a network, the method comprising: operating power sourcing equipment to provide via its output port a pre-detection output voltage; obtaining an indication of the pre-detection output voltage; comparing the indication of the pre-detection output voltage with a pre-determined value; and in the event that the indication of the pre-detection output voltage is less than the pre-determined value; initiating a probing routine for a valid powered device detection signature. The higher voltage of the probing routine is thus not present at the output port in the absence of pre-detection of a potentially valid powered device detection signature.
摘要翻译：一种用于防止网络中有效的被动设备检测签名的探测程序产生的有害瞬变的方法和装置，所述方法包括：操作电源设备以经由其输出端口提供预检测输出电压; 获得预检测输出电压的指示; 将预检测输出电压的指示与预定值进行比较; 并且在预检测输出电压的指示小于预定值的情况下; 启动有效的被动设备检测签名的探测例程。因此，在没有预先检测潜在有效的被动设备检测签名的情况下，探测程序的较高电压在输出端口处不存在。

57. 发明授权

US07759882B2 Color control for scanning backlight 有权
标题翻译：彩色控制扫描背光
公开(公告)号：US07759882B2
公开(公告)日：2010-07-20
申请号：US11778093
申请日：2007-07-16
申请人： Dror Korcharz , Alon Ferentz , Arkadiy Peker
发明人： Dror Korcharz , Alon Ferentz , Arkadiy Peker
IPC分类号： H05B37/00
CPC分类号： H05B33/0872 , H05B33/0869 , Y02B20/341
摘要： A backlighting system comprising: a color manager; a plurality of luminaires, each of the luminaires comprising a LED string and arranged to illuminate a particular portion of a display associated therewith; a color sensor arrange to receive light from one of the luminaires; and a plurality of thermal sensors each associated with a particular luminaire and in communication with the color manager, the plurality of thermal sensors being less than the plurality of luminaires, the color manager, responsive to the plurality of thermal sensors and the color sensor, being operable to calculate color coordinates for each of the plurality of luminaires.
摘要翻译：一种背光系统，包括：颜色管理器; 多个照明器，每个灯具包括LED串，并被布置成照亮与其相关联的显示器的特定部分; 颜色传感器布置成从其中一个灯具接收光; 以及多个热敏传感器，每个热敏传感器与特定照明器相关联并与颜色管理器通信，所述多个热传感器小于多个灯具，所述颜色管理器响应于所述多个热传感器和所述颜色传感器，可操作以计算多个灯具中的每一个的颜色坐标。

58. 发明申请

US20100072903A1 Color and Intensity Control Over Power Wires 有权
标题翻译：颜色和强度控制功率线
公开(公告)号：US20100072903A1
公开(公告)日：2010-03-25
申请号：US12550428
申请日：2009-08-31
申请人： Roni BLAUT , Alon FERENTZ
发明人： Roni BLAUT , Alon FERENTZ
IPC分类号： H05B37/02
CPC分类号： H05B33/0863
摘要： A control element for a luminaire constituted of a first and a second manually variable non-momentary impedance and a first and a second time dependent gating circuit, each responsive to a respective manually variable non-momentary impedance and operative to provide a time dependent gating of a respective polarity of an alternating current power signal, the amount of time of the gating reflecting the present value of the respective manually variable non-momentary impedance, wherein the first time dependent gating circuit and the second time dependent gating circuit are restrained to maintain a minimum predetermined power towards the solid state lighting unit.
摘要翻译：一种用于由第一和第二手动可变非瞬时阻抗构成的照明器的控制元件，以及第一和第二时间依赖门控电路，每个响应于相应的手动可变非瞬时阻抗，并且可操作以提供时间相关的门控交流电力信号的相应极性，门控的时间量反映各个手动可变非瞬时阻抗的当前值，其中第一时间依赖选通电路和第二时间依赖门控电路被限制以维持朝向固态照明单元的最小预定功率。

59. 发明申请

US20100030392A1 Time Integrated Guard Band 有权
标题翻译：时间综合保卫带
公开(公告)号：US20100030392A1
公开(公告)日：2010-02-04
申请号：US12489506
申请日：2009-06-23
申请人： Alon FERENTZ , Roni BLAUT
发明人： Alon FERENTZ , Roni BLAUT
IPC分类号： G06F19/00 , G06F1/32 , G06F1/26
CPC分类号： H04L12/10
摘要： An automated method of controlling a power managed system, such as a power over Ethernet system. The method is constituted of: establishing a power consumption budget for a plurality of loads; defining an overbudget limit and an associated time window; monitoring power consumption of the plurality of loads; determining, at a plurality of time intervals over the associated time window, an indication of excess power consumption for each of the plurality of time intervals, the indication of excess power consumption being a function of the monitored power consumption and the defined power consumption budget; and in the event that an integral over the associated time window of a function of the determined indications of excess power consumption exceeds the overbudget limit, disabling at least one load from consuming power.
摘要翻译：一种控制功率管理系统的自动化方法，例如以太网供电系统。该方法包括：建立多个负载的功耗预算; 定义超预算限制和相关时间窗; 监视多个负载的功率消耗; 在所述相关联的时间窗口上以多个时间间隔确定所述多个时间间隔中的每一个的多余功率消耗的指示，所述多余功率消耗的指示是所监视的功率消耗和所述限定的功耗预算的函数; 并且在超过功率消耗的确定的指示的功能的关联时间窗上的积分超过超预算限制的情况下，禁用至少一个负载消耗功率。

60. 发明申请

US20090302781A1 COLOR MANAGER FOR BACKLIGHT SYSTEMS OPERATIVE AT MULTIPLE CURRENT LEVELS 有权
标题翻译：背光系统的颜色管理器在多个电流水平下操作
公开(公告)号：US20090302781A1
公开(公告)日：2009-12-10
申请号：US12480185
申请日：2009-06-08
申请人： Arkadiy Peker , Alon Ferentz , Tamir Langer
发明人： Arkadiy Peker , Alon Ferentz , Tamir Langer
IPC分类号： H05B37/02
CPC分类号： G09G3/3413 , G09G2320/0242 , G09G2320/041 , G09G2320/0606 , G09G2320/0633 , G09G2320/064 , G09G2320/0666 , G09G2340/06 , G09G2360/144 , G09G2360/145 , H05B33/0869 , H05B33/0872
摘要： A color manager for use with a luminaire constituted of a plurality of different colored light emitting diode based sub-luminaires arranged to produce a combined light. The color manager is constituted of a sampler arranged to output an electrical representation of the optical output of the luminaire, a converter coupled to the output of said sampler and operatively associated with a current selector arranged to select the driving current level of the luminaire from a plurality of current levels. The converter is arranged to convert said electrical representation to a pre-determined calorimetric system in cooperation with a calibration matrix whose values are selected responsive to the selected driving current level. The color manager further comprises a driver operatively associated with the luminaire, the converter and current selector and arranged to drive the luminaire in accordance with the driving current level as selected by the selector.
摘要翻译：一种颜色管理器，用于由多个不同颜色的基于发光二极管的子照明器构成的照明器，该照明器被布置成产生组合的光。颜色管理器由被配置为输出照明器的光输出的电表示的采样器构成，耦合到所述采样器的输出的转换器，并且可操作地与当前选择器相关联，所述电流选择器被布置成从灯泡的驱动电流水平从多个当前级别。转换器被布置成与校准矩阵协作地将所述电表示转换成预定量热系统，校准矩阵的值响应于所选择的驱动电流电平被选择。颜色管理器还包括可操作地与照明器，转换器和电流选择器相关联的驱动器，并且被配置为根据由选择器选择的驱动电流水平来驱动照明器。

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