Power factor correction circuit
    1.
    发明授权
    Power factor correction circuit 失效
    功率因数校正电路

    公开(公告)号:US06465990B2

    公开(公告)日:2002-10-15

    申请号:US09810807

    申请日:2001-03-15

    IPC分类号: G05F1652

    摘要: A Parallel Charge, Series Discharge method and apparatus for power factor correction and improved efficiency comprising an energy source, two (or more) impedance(s) capable of storing and delivering electrical energy, a switching circuit having one position so that inpedance(s) charge in a parallel mode with a fraction of the electrical energy incoming from one (or more) rectified AC input generator(s), and another position so that inpedance(s) discharge some of the electrical energy stored into the load, the switch having a frequency and duty cycle so that the input current rectified waveform from the energy source will approximate the voltage rectified waveform from the energy source.

    摘要翻译: 一种用于功率因数校正和提高效率的并联充电,串联放电方法和装置,包括能量源,能够存储和传送电能的两个(或更多个)阻抗;具有一个位置的开关电路, 以并联模式充电,其中一部分(或多个)整流的AC输入发生器输入的电能的一部分,以及另一个位置,使得阻抗放出存储到负载中的一些电能,开关具有 频率和占空比,使得来自能量源的输入电流整流波形将近似来自能量的电压整流波形。

    Low dissipation controllable electron valve
    2.
    发明授权
    Low dissipation controllable electron valve 失效
    低耗散可控电子阀

    公开(公告)号:US5903140A

    公开(公告)日:1999-05-11

    申请号:US721171

    申请日:1996-09-26

    IPC分类号: G05F5/00

    CPC分类号: G05F5/00

    摘要: A controllable electron valve for controlling an energy delivered to a load circuit in response to an input power source, comprising a power controller for controlling a voltage across said load circuit, an input current being introduced to said power controller via an input voltage (V.sub.IN) electrode, said input current being generated by said input power source, said input current including a load current and an internal current (I.sub.IN), said load current being output by said power controller to said load circuit, I.sub.IN being output via a switching output; a current controller for maintaining I.sub.IN at a constant value, said current controller having an output coupled to a ground, having an input, and having at least one current control electrode; a voltage threshold controller for outputting a threshold current, said voltage threshold controller having at least one input and at least one output; and a current separator for controlling the passage of I.sub.IN and said threshold current to said constant current source, a first input of said current separator being coupled to said switching output of said power controller, a second input of said current separator being coupled to said output of said voltage threshold controller, an output of said current separator being coupled to said input of said current controller.

    摘要翻译: 一种可控电子阀,用于控制响应于输入电源传送到负载电路的能量,包括用于控制所述负载电路两端的电压的功率控制器,经由输入电压(VIN)引入所述功率控制器的输入电流, 所述输入电流由所述输入电源产生,所述输入电流包括负载电流和内部电流(IIN),所述负载电流由所述功率控制器输出到所述负载电路,IIN经由开关输出输出; 用于将IIN保持在恒定值的电流控制器,所述电流控制器具有耦合到地的输出,具有输入,并具有至少一个电流控制电极; 用于输出阈值电流的电压阈值控制器,所述电压阈值控制器具有至少一个输入和至少一个输出; 以及电流分离器,用于控制IIN的通过和所述阈值电流到所述恒定电流源,所述电流分离器的第一输入端耦合到所述功率控制器的所述开关输出端,所述电流分离器的第二输入端耦合到所述输出端 的所述电压阈值控制器,所述电流分离器的输出端耦合到所述电流控制器的所述输入端。

    Near unity power factor long life low cost LED lamp retrofit system and method
    3.
    发明授权
    Near unity power factor long life low cost LED lamp retrofit system and method 有权
    近单位功率因数长寿命低成本LED灯改造系统及方法

    公开(公告)号:US09295117B2

    公开(公告)日:2016-03-22

    申请号:US14306108

    申请日:2014-06-16

    IPC分类号: G05F1/00 H05B33/08 F21K99/00

    摘要: Disclosed are various embodiments of low cost high quality LED (Light Emitting Diode) retrofit lamp devices capable of operating in a wide range of power and to supersede conventional lighting devices such as incandescent, halogen, sodium or fluorescent lamps. The disclosed embodiments include various LED lamp retrofit apparatuses that maximize the electro-mechanical-optical compatibility of seven interactive systems, such as: LEDs, LED Panel, Supply Adaptor, Housing, Lens/diffuser Shield, In/Out Electrical Wiring an LED driver. LED lamp retrofit apparatuses include incandescent, halogen, fluorescent, and sodium lamps.

    摘要翻译: 公开了能够在宽范围的功率下工作并取代传统照明装置如白炽灯,卤素灯,钠灯或荧光灯的低成本高品质LED(发光二极管)改装灯装置的各种实施例。 所公开的实施例包括使诸如:LED,LED面板,电源适配器,壳体,透镜/扩散器屏蔽,LED /驱动器的In / Out电气接线的七个交互式系统的机电 - 光学兼容性最大化的各种LED灯改装设备。 LED灯改造设备包括白炽灯,卤素灯,荧光灯和钠灯。

    Low cost ultra versatile mixed signal controller circuit
    4.
    发明授权
    Low cost ultra versatile mixed signal controller circuit 有权
    低成本超通用混合信号控制器电路

    公开(公告)号:US08614595B2

    公开(公告)日:2013-12-24

    申请号:US12619548

    申请日:2009-11-16

    IPC分类号: H03K3/017

    摘要: A low-cost ultra-versatile pulse width modulation (PWM)-timer controller system is disclosed for use in the electric power management industry. Using different voltage/current buffer devices, the present system is capable of performing a variety of control applications, including for example as a pulse width modulation controller, power factor correction circuit, silicon controlled rectifier or thyristor, zero-voltage drive circuit, AC/DC boost converter, battery charger, motor RPM controller, timer or clock, light intensity controller, temperature range controller, pressure controller, sensing/monitoring/warning system, or analog logic circuit.

    摘要翻译: 公开了用于电力管理行业的低成本超通用脉宽调制(PWM) - 定子控制器系统。 使用不同的电压/电流缓冲器件,本系统能够执行各种控制应用,包括例如脉宽调制控制器,功率因数校正电路,可控硅整流器或晶闸管,零电压驱动电路,AC / 直流升压转换器,电池充电器,电机转速控制器,定时器或时钟,光强度控制器,温度范围控制器,压力控制器,感应/监控/警告系统或模拟逻辑电路。

    LOW COST ULTRA VERSATILE MIXED SIGNAL CONTROLLER CIRCUIT
    5.
    发明申请
    LOW COST ULTRA VERSATILE MIXED SIGNAL CONTROLLER CIRCUIT 有权
    低成本超声波混合信号控制电路

    公开(公告)号:US20100164579A1

    公开(公告)日:2010-07-01

    申请号:US12619548

    申请日:2009-11-16

    IPC分类号: H03K7/08

    摘要: A low-cost ultra-versatile pulse width modulation (PWM)-timer controller system to control automations, AC-DC, DC-DC and power factor correction converter circuits comprising an under-voltage lock-out circuit, a voltage gap reference circuit, a driver circuit, a PWM logic circuit that allows for fixed or variable frequency having synchronization inputs and outputs, an oscillator circuit that generates a voltage ramp signal, a set signal and a synchronization signal, a voltage ramp buffer circuit that allows for voltage and current mode operations having synchronization inputs and outputs, a current spike filter circuit having synchronization inputs and outputs, an error amplifier circuit, a voltage limiter circuit, a PWM comparator circuit that generates a reset signal having synchronization inputs and outputs, a soft start circuit that controls, simultaneously, the error amplifier sensing input and output terminals having synchronization inputs and outputs, and a master synchronization system synchronizing all circuits that generate, buffer or receive voltage ramp, set and reset signals for the reset signal to switch, safely, to a LOW state before the set signal and the PWM logic circuit to deliver square wave pulses signals having any duty cycle ratio between 1% and 100% to the driver circuit.

    摘要翻译: 一种用于控制自动化的低成本超通用脉宽调制(PWM)定时器控制器系统,包括欠压锁定电路,电压间隙参考电路的AC-DC,DC-DC和功率因数校正转换器电路, 驱动电路,允许具有同步输入和输出的固定或可变频率的PWM逻辑电路,产生电压斜坡信号,设定信号和同步信号的振荡器电路,允许电压和电流的电压斜坡缓冲电路 具有同步输入和输出的模式操作,具有同步输入和输出的电流尖峰滤波器电路,误差放大器电路,限压器电路,产生具有同步输入和输出的复位信号的PWM比较器电路,控制 同时,误差放大器感测具有同步输入和输出的输入和输出端子以及主同步 n系统同步所有生成,缓冲或接收电压斜坡的电路,复位信号的置位和复位信号在设置信号和PWM逻辑电路之间安全切换到低电平,以传递具有任何占空比的方波脉冲信号 与驱动电路的比例在1%到100%之间。

    NEAR UNITY POWER FACTOR LONG LIFE LOW COST LED LAMP RETROFIT SYSTEM AND METHOD

    公开(公告)号:US20140300274A1

    公开(公告)日:2014-10-09

    申请号:US14306108

    申请日:2014-06-16

    IPC分类号: H05B33/08 F21K99/00

    摘要: Disclosed are various embodiments of low cost high quality LED (Light Emitting Diode) retrofit lamp devices capable of operating in a wide range of power and to supersede conventional lighting devices such as incandescent, halogen, sodium or fluorescent lamps. The disclosed embodiments include various LED lamp retrofit apparatuses that maximize the electro-mechanical-optical compatibility of seven interactive systems, such as: LEDs, LED Panel, Supply Adaptor, Housing, Lens/diffuser Shield, In/Out Electrical Wiring an LED driver. LED lamp retrofit apparatuses include incandescent, halogen, fluorescent, and sodium lamps. Drivers for such LED retrofit lamps include alone or in combination is double stage boost—isolated flyback, single stage boost, no opto-coupler isolated flyback, single stage single ground flyback, single stage constant off time buck-boost, single stage single ground self-supply buck-boost, pseudo double stage boost-isolated flyback, pseudo double stage boost—non isolated flyback, pseudo double stage boost—COT buck-boost, pseudo double stage boost—SG buck-boost, series circuit monolithic, parallel circuit monolithic, single cell anode loaded voltage controlled limited current switch (VCLCsw), single cell cathode loaded voltage controlled limited current switch (VCLCsw), overall feedback series monolithic circuit, overall feedback parallel monolithic circuit, monolithic multi stripes, high reliability series monolithic circuit, minimum parts series monolithic circuit, minimum parts parallel monolithic circuit, 120 Vac series monolithic circuit, simplified series monolithic circuit, simplified parallel monolithic circuit, monolithic diodes source feedback parallel circuit, operational amplifier (OPAM) monolithic parallel circuit, diodes gate feedback monolithic parallel circuit, resistor gate feedback monolithic parallel circuit, according to one embodiment, totem pole feedback monolithic parallel circuit, monolithic 8 Pin DC chip, and monolithic 8 Pin AC chip.

    Low dissipation controllable electron valve for controlling energy
delivered to a load and method therefor
    7.
    发明授权
    Low dissipation controllable electron valve for controlling energy delivered to a load and method therefor 失效
    用于控制传递给负载的能量的低耗散可控电子阀及其方法

    公开(公告)号:US5598093A

    公开(公告)日:1997-01-28

    申请号:US507784

    申请日:1995-07-26

    IPC分类号: G05F5/00

    CPC分类号: G05F5/00

    摘要: A controllable electron valve for controlling an energy delivered to a load circuit in response to an input power source, comprising a power controller for controlling a voltage across said load circuit, an input current being introduced to said power controller via an input voltage (V.sub.IN) electrode, said input current being generated by said input power source, said input current including a load current and an internal current (I.sub.IN), said load current being output by said power controller to said load circuit, I.sub.IN being output via a switching output, a current controller for maintaining I.sub.IN at a constant value, said current controller having an output coupled to a ground, having an input, and having at least one current control electrode; a voltage threshold controller for outputting a threshold current, said voltage threshold controller having at least one input and at least one output; and a current separator for controlling the passage of I.sub.IN and said threshold current to said constant current source, a first input of said current separator being coupled to said switching output of said power controller, a second input of said current separator being coupled to said output of said voltage threshold controller, an output of said current separator being coupled to said input of said current controller.

    摘要翻译: 一种可控电子阀,用于控制响应于输入电源传送到负载电路的能量,包括用于控制所述负载电路两端的电压的功率控制器,经由输入电压(VIN)引入所述功率控制器的输入电流, 电极,所述输入电流由所述输入电源产生,所述输入电流包括负载电流和内部电流(IIN),所述负载电流由所述功率控制器输出到所述负载电路,IIN经由开关输出输出, 用于将IIN保持在恒定值的电流控制器,所述电流控制器具有耦合到地的输出,具有输入,并具有至少一个电流控制电极; 用于输出阈值电流的电压阈值控制器,所述电压阈值控制器具有至少一个输入和至少一个输出; 以及电流分离器,用于控制IIN的通过和所述阈值电流到所述恒定电流源,所述电流分离器的第一输入端耦合到所述功率控制器的所述开关输出端,所述电流分离器的第二输入端耦合到所述输出端 的所述电压阈值控制器,所述电流分离器的输出端耦合到所述电流控制器的所述输入端。