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    • 73. 发明授权
    • Sliding rail structure of a sliding cell phone and its methods
    • 滑动手机的滑轨结构及其方法
    • US08218758B2
    • 2012-07-10
    • US12920250
    • 2009-04-13
    • Wei Chen
    • Wei Chen
    • H04M1/00H04M9/00
    • H04M1/0237
    • A sliding rail of a sliding closure mobile phone includes a sliding rail fixing part fixed on the body of the mobile phone, a sliding rail sliding strip, and a sliding rail moving part fixed connected on the sliding closure of the mobile phone. The sliding rail sliding strip is set between the sliding rail fixing part and the sliding rail moving part for noise cancelling and sliding. Several lug bosses are set at the coupling position of the sliding rail sliding strip and the sliding rail fixing part for adapting to and holding the sliding rail fixing part.
    • 滑动闭合式移动电话的滑轨包括固定在移动电话机体上的滑轨固定部,滑轨滑动条和固定在移动电话滑动盖上的滑轨运动部分。 滑轨滑动条设置在滑轨固定部和滑轨运动部之间,用于消除和滑动。 多个凸耳凸台设置在滑轨滑动带的联接位置和用于适配和保持滑轨固定部分的滑轨固定部分。
    • 74. 发明授权
    • Method and apparatus for external control mode step down switching regulator
    • 外部控制模式降压开关调节器的方法和装置
    • US08207714B2
    • 2012-06-26
    • US12718852
    • 2010-03-05
    • Wei Chen
    • Wei Chen
    • G05F1/613
    • H02M3/1588H02M2001/0032Y02B70/1466Y02B70/16
    • A switching regulator integrated circuit (IC) is disclosed that includes a switch circuit that further includes a first switch and a second switch, a mode selector circuit controlled by external circuitry to select between a first mode and a second mode, and a control circuit. In response to a feedback signal from the switch circuit, when the first mode is selected, the control circuit toggles the first switch and the second switch ON and OFF alternately at a fixed first frequency. When a second mode is selected, the control circuit causes the second switch to turn OFF completely and the first switch to switch ON and OFF at a variable second frequency.
    • 公开了一种开关调节器集成电路(IC),其包括还包括第一开关和第二开关的开关电路,由外部电路控制的模式选择器电路,以在第一模式和第二模式之间进行选择,以及控制电路。 响应于来自开关电路的反馈信号,当选择第一模式时,控制电路以固定的第一频率交替切换第一开关和第二开关。 当选择第二模式时,控制电路使第二开关完全关闭,第一开关以可变的第二频率开启和关闭。
    • 78. 发明申请
    • FEED VESSELS AND SYSTEMS FOR PNEUMATICALLY CONVEYING SOLID PARTICLES
    • 用于气体输送固体颗粒的进料容器和系统
    • US20120082517A1
    • 2012-04-05
    • US13237305
    • 2011-09-20
    • Lishun HuWei Chen
    • Lishun HuWei Chen
    • B65G53/40B65G53/16
    • B65G53/16B65G53/40
    • A feed vessel for pneumatically conveying solid particles includes a cylindrical portion, a first conical portion and a second conical portion. The first conical portion extends downward from the cylindrical portion and is configured to be in fluid communication with the cylindrical portion. The second conical portion extends downward from the first conical portion and is configured to be in fluid communication with the first conical portion. The second conical portion is configured to form a mass flow of solid particles therein and defines at least one outlet thereon for discharging the solid particles. A method for pneumatically conveying solid particles is also presented.
    • 用于气动输送固体颗粒的进料容器包括圆柱形部分,第一锥形部分和第二锥形部分。 第一圆锥形部分从圆柱形部分向下延伸并且构造成与圆柱形部分流体连通。 第二圆锥形部分从第一锥形部分向下延伸并且构造成与第一锥形部分流体连通。 第二锥形部分构造成在其中形成固体颗粒的质量流,并且在其上限定至少一个用于排出固体颗粒的出口。 还提出了一种用于气动输送固体颗粒的方法。
    • 79. 发明授权
    • Power regulation for large transient loads
    • 用于大型瞬态负载的功率调节
    • US08138731B2
    • 2012-03-20
    • US12383501
    • 2009-03-25
    • Wei Chen
    • Wei Chen
    • G05F1/00
    • H02M3/1584
    • Methods and circuits for power supply arrangement and control are disclosed herein. In one embodiment, a power supply can include: (i) an input capacitor coupled to an input terminal that is coupled to a power source, where the power source provides power that is constrained by a predetermined limit; (ii) an output capacitor coupled to an output terminal that is coupled to a load, where the load has a first load condition or a second load condition; (iii) a first regulator to convert an input voltage at the input terminal to an output voltage at the output terminal to power the load; (iv) a second regulator coupled to the first regulator; and (v) an energy storage element coupled to the second regulator, where the second regulator delivers energy from the energy storage element to the first regulator to maintain regulation of an output voltage at the output terminal when in the second load condition.
    • 本文公开了用于电源布置和控制的方法和电路。 在一个实施例中,电源可以包括:(i)耦合到耦合到电源的输入端子的输入电容器,其中电源提供被预定限制约束的功率; (ii)耦合到耦合到负载的输出端子的输出电容器,其中所述负载具有第一负载条件或第二负载条件; (iii)第一调节器,用于将输入端子处的输入电压转换为输出端子处的输出电压以对负载供电; (iv)耦合到所述第一调节器的第二调节器; 以及(v)耦合到所述第二调节器的能量存储元件,其中所述第二调节器将能量从所述能量存储元件传递到所述第一调节器,以在所述第二负载条件下维持所述输出端子处的输出电压的调节。