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    • 5. 发明授权
    • Battery energy balance circuit and battery charging bypass circuit
    • 电池能量平衡电路和电池充电旁路电路
    • US07049791B2
    • 2006-05-23
    • US10718545
    • 2003-11-24
    • Pao-Chuan LinChun-Hsien LeeYi-Shuo HuangChung-Lin Lee
    • Pao-Chuan LinChun-Hsien LeeYi-Shuo HuangChung-Lin Lee
    • H02J7/00
    • H02J7/0016
    • A battery energy balance circuit and a battery charging bypass circuit is disclosed for batteries being charged at the same time to be charged equally. When the terminal voltages of the batteries are different, a controllable power device switch in the circuit switches on and off at a high frequency in order to reduce the input current to the batteries with higher terminal voltages and to increase the input current to the batteries with lower terminal voltages, achieving the goal of equal charging. The disclosed energy balance circuit can avoid damages to the batteries as a result of overcharging. When the number of batteries increases, one can expand the system in a modularized way to prevent inconvenience of circuit designs.
    • 公开了同时充电的电池同时充电的电池能量平衡电路和电池充电旁路电路。 当电池的端子电压不同时,电路中的可控功率器件开关以高频率接通和断开,以便降低具有较高端子电压的电池的输入电流并增加对电池的输入电流, 降低端电压,达到同等充电​​的目的。 公开的能量平衡电路可以避免由于过充电而导致的电池损坏。 当电池数量增加时,可以以模块化的方式扩展系统,以防止电路设计的不便。
    • 6. 发明授权
    • Inverter circuit and control circuit thereof
    • 逆变电路及其控制电路
    • US07522437B2
    • 2009-04-21
    • US11617566
    • 2006-12-28
    • Yoshihiro KonishiYung-Fu HuangPao-Chuan Lin
    • Yoshihiro KonishiYung-Fu HuangPao-Chuan Lin
    • H02M7/5387G05F1/00
    • H02J3/382H02M7/48H02M2001/007
    • An inverter circuit and a control circuit thereof for converting DC power from the renewable energy or distributed energy into AC power so as to be fed into the AC utility power system according to related regulations. The inverter circuit comprises a buck-boost inverter, a DC-to-AC inverter comprising two half-bridge inverters, and a by-pass passive switch coupled to an input DC voltage and the positive terminal of a first DC voltage. The inverter circuit of the present invention prevents the switching loss of an active switch and the energy loss of a coupled inductor by use of the by-pass passive switch and improves the efficiency of the inverter circuit by use of voltage feed-forward compensation.
    • 一种逆变器电路及其控制电路,用于将来自可再生能源或分布式能量的直流电力转换为交流电力,以便根据相关规定进入交流电力系统。 逆变器电路包括降压 - 升压逆变器,包括两个半桥逆变器的DC-AC逆变器和耦合到输入DC电压的旁路无源开关和第一DC电压的正极。 本发明的逆变器电路通过使用旁路无源开关来防止有源开关的开关损耗和耦合电感器的能量损耗,并且通过使用电压前馈补偿来提高逆变器电路的效率。
    • 7. 发明申请
    • DRIVING DEVICE FOR LED MODULE
    • LED模组驱动装置
    • US20120146515A1
    • 2012-06-14
    • US12962657
    • 2010-12-08
    • Chao-Hsuan ChuangHung-Che ChouSheng-Chieh WuPao-Chuan Lin
    • Chao-Hsuan ChuangHung-Che ChouSheng-Chieh WuPao-Chuan Lin
    • H05B37/03
    • H05B33/0815Y02B20/346
    • A driving device for a LED module is provided. The driving device for the LED module includes a voltage converting unit, a LED module voltage detecting unit, and a switching signal generation unit. The voltage converting unit produces a driving voltage to drive the LED module according to a switching signal. The LED module voltage detecting unit divides the driving voltage to produce a comparison voltage. The switching signal generation unit receives the comparison voltage by a fault detection pin and compares a reference voltage and the comparison voltage to enable or disable the switching signal. After the switching signal is disabled, the switching signal generation unit further pulls up a voltage level of the fault detection pin to a logic high level voltage, so as to produce a fault notification signal to let the fault detection pin also have a function for fault notification.
    • 提供了一种用于LED模块的驱动装置。 LED模块的驱动装置包括电压转换单元,LED模块电压检测单元和开关信号生成单元。 电压转换单元根据开关信号产生驱动电压以驱动LED模块。 LED模块电压检测单元分压驱动电压以产生比较电压。 开关信号发生单元通过故障检测引脚接收比较电压,并比较基准电压和比较电压,以使能或禁止开关信号。 开关信号禁止后,开关信号发生单元进一步将故障检测引脚的电压电平升高到逻辑高电平电压,以产生故障通知信号,使故障检测引脚也具有故障功能 通知。