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    • 1. 发明授权
    • Motor structure having low profile
    • 电机结构薄型
    • US06703757B2
    • 2004-03-09
    • US09985143
    • 2001-11-01
    • Wen-Shi HuangKuo-Cheng LinMing-Shi TsaiChu Hsien Chou
    • Wen-Shi HuangKuo-Cheng LinMing-Shi TsaiChu Hsien Chou
    • H02K112
    • H02K1/2793H02K1/145H02K21/24
    • A motor structure is disclosed. The motor structure includes a stator and a rotor. Among these, the stator further includes a coil seat defined by a bottom plate, a plurality of first teeth and a plurality of second teeth. A coil is formed in the coil seat. The first teeth formed around inner periphery of the bottom plate and have a first extending portion extending so as to constitute a reversed L shape. The second teeth formed around outer periphery of the bottom plate and have a second extending portion so as to constitute a reversed L shape. The rotor, coupled to the stator, further have a circular magnet formed above the coil seat, the first extending portion and the second extending portion. Each of the first and second extending portions further includes a chamfer, a fillet, a clearance, a fold and different dimension.
    • 公开了一种电机结构。 电动机结构包括定子和转子。 其中,定子还包括由底板,多个第一齿和多个第二齿限定的线圈座。 在线圈座中形成线圈。 所述第一齿围绕所述底板的内周形成,并且具有延伸以构成反转的L形的第一延伸部。 所述第二齿形成在所述底板的外周的周围,并且具有第二延伸部,以构成反转的L形。 耦合到定子的转子还具有形成在线圈座上方的圆形磁体,第一延伸部分和第二延伸部分。 第一和第二延伸部分中的每一个还包括倒角,圆角,间隙,折叠和不同的尺寸。
    • 2. 发明授权
    • Miniature motor structure
    • 微型电机结构
    • US06787964B2
    • 2004-09-07
    • US09986729
    • 2001-11-09
    • Wen-Shi HuangKuo-Cheng LinTsu-Liang LinChu Hsien Chou
    • Wen-Shi HuangKuo-Cheng LinTsu-Liang LinChu Hsien Chou
    • H02K3714
    • H02K1/2786H02K1/145H02K21/227
    • A miniature motor structure includes a stator, a circular magnet and a shift. The stator further includes a first coil seat, a coil and a second coil seat. The first coil seat includes a first bottom plate having a first central opening, a plurality of first outer teeth and a plurality of first inner teeth. The coil is formed in the first coil seat. The second coil seat includes a second bottom plate having a second central opening, a plurality of second outer teeth and a plurality of second inner teeth. Each of the second outer teeth is interposed between the adjacent first outer teeth and each of the second inner teeth is interposed between the adjacent first inner teeth. The circular magnet surrounds the stator.
    • 微型电动机结构包括定子,圆形磁体和变速。 定子还包括第一线圈座,线圈和第二线圈座。 第一线圈座包括具有第一中心开口,多个第一外齿和多个第一内齿的第一底板。 线圈形成在第一线圈座中。 第二线圈座包括具有第二中心开口,多个第二外齿和多个第二内齿的第二底板。 每个第二外齿被插入在相邻的第一外齿之间,并且每个第二内齿插入在相邻的第一内齿之间。 圆形磁铁围绕定子。
    • 5. 发明授权
    • Self-stabilizing heat exhaust system
    • 自稳排热系统
    • US06501648B2
    • 2002-12-31
    • US09859420
    • 2001-05-18
    • Wen-Shi HuangKuo-Cheng LinShou-Te YuMing-Shi Tsai
    • Wen-Shi HuangKuo-Cheng LinShou-Te YuMing-Shi Tsai
    • H05K500
    • G06F1/206F24F11/77
    • The present invention discloses a self-stabilizing heat exhaust system including at least several rate-variable fans. Each of the rate-variable fans further includes a power-input terminal for inputting power to the rate-variable fans; a grounded terminal for providing the rate-variable fan a lower level; a signal-output terminal coupled to an adjacent rate-variable fan for outputting a speed signal which may be a normal signal or an abnormal signal; a signal-input terminal coupled to another adjacent rate-variable fan for receiving the speed signal; and a control circuit responding to the abnormal signal to make the rate-variable fan rotate at the higher rotation rate and responding to the normal signal to make the rate-variable fan rotate at the lower rotation rate.
    • 本发明公开了一种自稳定排热系统,其包括至少几个速率可变的风扇。 每个速率可变风扇还包括用于向速率可变风扇输入电力的电力输入端子; 用于向所述速率变量风扇提供较低电平的接地端子; 耦合到相邻速率可变风扇的信号输出端子,用于输出可以是正常信号或异常信号的速度信号; 耦合到另一相邻速率可变风扇的信号输入端子,用于接收速度信号; 以及响应于异常信号的控制电路,使变速风扇以较高的转速旋转,并响应于正常信号,使变速风扇以较低的转速旋转。
    • 6. 发明授权
    • Current control device and method
    • 电流控制装置及方法
    • US07598691B2
    • 2009-10-06
    • US11484716
    • 2006-07-12
    • Po-Tsun KuoWen-Chuan MaMing-Shi TsaiWen-Shi Huang
    • Po-Tsun KuoWen-Chuan MaMing-Shi TsaiWen-Shi Huang
    • H02P7/00H02K17/32H02K23/68H02K27/30
    • H02P7/285H02P29/032
    • A current control device for a fan motor includes a current sampling module, a signal generating module, a current detecting module and a current controlling module. The current sampling module samples an operating current of the fan motor to generate a sampled current signal. The operating current is controlled according to a driving signal. The signal generating module generates a threshold current signal. The current detecting module receives the sampled current signal and the threshold current signal and generates a motor protecting signal according to the sampled current signal and the threshold current signal. The current controlling module receives the motor protecting signal and stops generating or decreases the driving signal according to the motor protecting signal.
    • 用于风扇电动机的电流控制装置包括电流采样模块,信号发生模块,电流检测模块和电流控制模块。 当前采样模块对风扇电机的工作电流进行采样以产生采样电流信号。 根据驱动信号控制工作电流。 信号产生模块产生阈值电流信号。 电流检测模块接收采样电流信号和阈值电流信号,并根据采样电流信号和阈值电流信号产生电机保护信号。 电流控制模块接收电机保护信号,并根据电机保护信号停止产生或减少驱动信号。
    • 8. 发明申请
    • Fan motor speed control circuit
    • 风机电机调速电路
    • US20050019168A1
    • 2005-01-27
    • US10695776
    • 2003-10-30
    • Wen-Shi HuangMing-Shi TsaiCheng-Chieh LiuTsung-Jung HsiehYuch-Lung Huang
    • Wen-Shi HuangMing-Shi TsaiCheng-Chieh LiuTsung-Jung HsiehYuch-Lung Huang
    • H02P6/08F04D27/02H03K17/60F04B49/06
    • F04D27/004
    • A fan motor speed control circuit is disclosed. The circuit includes a digital/analog converting unit and a driving unit. The digital/analog converting unit takes charge of receiving a pulse width modulation (PWM) signal and converting it into a voltage signal. The driving unit is connected with the digital/analog converting unit in series for receiving the voltage signal, while the driving unit provides a first predetermined voltage level and a second predetermined voltage level as references. The fan motor is kept to run with a low constant rotation speed when the voltage signal level is higher than the first predetermined voltage level, with a full constant rotation speed when the voltage signal level is lower than the second predetermined voltage level, and with a variable rotation speed when the voltage signal level is lower than the first predetermined voltage level and higher than the second predetermined voltage level.
    • 公开了一种风扇马达速度控制电路。 电路包括数字/模拟转换单元和驱动单元。 数字/模拟转换单元负责接收脉宽调制(PWM)信号并将其转换为电压信号。 驱动单元与数字/模拟转换单元串联连接以接收电压信号,而驱动单元提供第一预定电压电平和第二预定电压电平作为参考。 当电压信号电平高于第一预定电压电平时,风扇电动机以低的恒定转速运行,当电压信号电平低于第二预定电压电平时具有完全恒定的转速,并且使用 当电压信号电平低于第一预定电压电平并高于第二预定电压电平时,可变转速。
    • 10. 发明申请
    • Fan speed control circuit
    • 风扇转速控制电路
    • US20060056823A1
    • 2006-03-16
    • US11270494
    • 2005-11-10
    • Chia-Feng WuYueh-Lung HuangMing-Shi TsaiWen-Shi Huang
    • Chia-Feng WuYueh-Lung HuangMing-Shi TsaiWen-Shi Huang
    • H02P7/29
    • H02P6/15
    • A fan speed control circuit includes a pulse width modulation (PWM) signal generating circuit, a driving circuit and a phase compensation unit. The PWM signal generating circuit generates a PWM control signal with a sequence of alternating on-time and off-time, and the driving circuit outputs a driving signal according to the PWM control signal to a fan motor. The phase compensation unit is connected to the fan motor for delaying or advancing the PWM control signal by a phase angle to synchronize the acting period of the back electromotive force formed by the magnetic flux variation with the off-time of the PWM control signal. The present invention further provides a bi-power motor driving system including a motor rotating by receiving a first power from a first power generator, and a driving circuit for driving the motor according to a second power from a second power generator.
    • 风扇速度控制电路包括脉宽调制(PWM)信号发生电路,驱动电路和相位补偿单元。 PWM信号发生电路产生具有交替导通时间和关断时间的序列的PWM控制信号,并且驱动电路根据PWM控制信号向风扇电动机输出驱动信号。 相位补偿单元连接到风扇电动机,用于使PWM控制信号延迟或前进相位角,以使由磁通量变化形成的反电动势的动作周期与PWM控制信号的关闭时间同步。 本发明还提供一种双功率电动机驱动系统,其包括通过从第一发电机接收第一功率而旋转的电动机和用于根据来自第二发电机的第二功率驱动电动机的驱动电路。