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    • 1. 发明授权
    • Variable output charge pump circuit
    • 可变输出电荷泵电路
    • US08350616B1
    • 2013-01-08
    • US10712522
    • 2003-11-12
    • Robert FuTien-Min Chen
    • Robert FuTien-Min Chen
    • G05F1/10G05F3/02
    • H02M3/07
    • A drive frequency source with two selectable output frequencies connected to two charge pump arrays. A first array of basic charge pump units is connected to the first output frequency and a second array of basic charge pump units is connected to the output frequency. One or more of the basic charge pump units making up the aforementioned first and second charge pump arrays has an enable input allowing its output current contribution to be added or subtracted from the total array output. The output of the first array is coupled to a P-type substrate and the output of the second array is coupled to an N-well residing in the P-type substrate. A controller may be coupled to the drive frequency source for selecting the output frequencies, and an output monitor may be coupled between the array outputs and the controller to provide feedback.
    • 具有两个可选输出频率的驱动频率源连接到两个电荷泵阵列。 基本电荷泵单元的第一阵列连接到第一输出频率,第二阵列的基本电荷泵单元连接到输出频率。 构成上述第一和第二电荷泵阵列的一个或多个基本电荷泵单元具有允许其输出电流贡献从总阵列输出相加或减去的使能输入。 第一阵列的输出耦合到P型衬底,并且第二阵列的输出耦合到位于P型衬底中的N阱。 控制器可以耦合到驱动频率源以选择输出频率,并且输出监视器可以耦合在阵列输出和控制器之间以提供反馈。
    • 2. 发明授权
    • System for substrate potential regulation during power-up in integrated circuits
    • 集成电路上电期间衬底电位调节系统
    • US08022747B2
    • 2011-09-20
    • US12628010
    • 2009-11-30
    • Robert FuTien-Min Chen
    • Robert FuTien-Min Chen
    • H03K3/011
    • H01L27/0222H01L21/823892H01L29/78H03K2217/0018
    • An integrated circuit with body-bias inputs coordinated by a switch at initial power application. A switch coupled to the N-well bias and P-type substrate bias lines of an integrated circuit selectively couples the substrate to ground or the substrate bias supply, depending upon the state of the bias supply lines. During power-up and the initial application of the N-well bias, the substrate is coupled to ground to prevent a leakage induce rise in the substrate potential. Upon sensing the presence of the substrate bias potential on the substrate bias line, the switch couples the substrate to the substrate bias line instead of ground. In another embodiment, a switch indirectly senses the availability of the substrate bias potential by sensing a charge pump enable signal.
    • 在初始电源施加时,具有由开关协调的体偏置输入的集成电路。 耦合到集成电路的N阱偏压和P型衬底偏置线的开关根据偏置电源线的状态选择性地将衬底耦合到接地或衬底偏置电源。 在上电和初始施加N阱偏压期间,衬底耦合到地,以防止漏极引起衬底电位的上升。 在感测到衬底偏置线上的衬底偏置电位的存在之后,开关将衬底耦合到衬底偏置线而不是接地。 在另一个实施例中,开关通过感测电荷泵使能信号间接地感测到衬底偏置电位的可用性。
    • 3. 发明授权
    • Fan and plug thereof
    • 风扇及其插头
    • US07791880B2
    • 2010-09-07
    • US12068521
    • 2008-02-07
    • Tien-Min ChenTe-Tsai Chuang
    • Tien-Min ChenTe-Tsai Chuang
    • H05K7/20
    • F04D25/0613F04D25/068F04D27/00
    • A fan is disclosed. The fan includes a fan frame and a plug. The fan frame includes a circumference portion, an accommodating portion located in the circumference portion and having two sidewalls, and at least two fixed holes respectively disposed on two sidewalls of the accommodating portion. The plug disposed in the accommodating portion of the fan frame includes a base, a bipolar knife-shaped terminal and a cover. The base includes two sides and two connecting portions respectively disposed on the sides to connect the fan frame. The bipolar knife-shaped terminal is disposed on the base and located between the connecting portions of the base. The cover is engaged to the base.
    • 披露了一个风扇。 风扇包括风扇框架和插头。 风扇框架包括周边部分,位于圆周部分中的具有两个侧壁的容纳部分和分别设置在容纳部分的两个侧壁上的至少两个固定孔。 设置在风扇框架的容纳部分中的插头包括基座,双极刀形端子和盖子。 基座包括分别设置在侧面上以连接风扇框架的两侧和两个连接部分。 双极刀形端子设置在基座上并位于基座的连接部分之间。 盖子接合到基座。
    • 4. 发明申请
    • SYSTEM FOR SUBSTRATE POTENTIAL REGULATION DURING POWER-UP IN INTEGRATED CIRCUITS
    • 在集成电路加电期间的基极电位调节系统
    • US20100073075A1
    • 2010-03-25
    • US12628010
    • 2009-11-30
    • Robert FuTien-Min Chen
    • Robert FuTien-Min Chen
    • H03K3/01
    • H01L27/0222H01L21/823892H01L29/78H03K2217/0018
    • An integrated circuit with body-bias inputs coordinated by a switch at initial power application. A switch coupled to the N-well bias and P-type substrate bias lines of an integrated circuit selectively couples the substrate to ground or the substrate bias supply, depending upon the state of the bias supply lines. During power-up and the initial application of the N-well bias, the substrate is coupled to ground to prevent a leakage induce rise in the substrate potential. Upon sensing the presence of the substrate bias potential on the substrate bias line, the switch couples the substrate to the substrate bias line instead of ground. In another embodiment, a switch indirectly senses the availability of the substrate bias potential by sensing a charge pump enable signal.
    • 在初始电源施加时,具有由开关协调的体偏置输入的集成电路。 耦合到集成电路的N阱偏压和P型衬底偏置线的开关根据偏置电源线的状态选择性地将衬底耦合到接地或衬底偏置电源。 在上电和初始施加N阱偏压期间,衬底耦合到地,以防止漏极引起衬底电位的上升。 在感测到衬底偏置线上的衬底偏置电位的存在之后,开关将衬底耦合到衬底偏置线而不是接地。 在另一个实施例中,开关通过感测电荷泵使能信号间接地感测到衬底偏置电位的可用性。
    • 5. 发明授权
    • Feedback-controlled body-bias voltage source
    • 反馈控制体偏置电压源
    • US07649402B1
    • 2010-01-19
    • US10747016
    • 2003-12-23
    • Tien-Min Chen
    • Tien-Min Chen
    • G05F1/10
    • G05F1/46H02M3/07H02M2003/078
    • A body-bias voltage source having an output monitor, charge pump, and shunt. A shunt circuit having on/off control is coupled to the output monitor and to the output of the charge pump. Upon sensing that the output voltage of the charge pump is above a desired value, the output monitor may disable the charge pump circuit and may enable the shunt circuit to reduce the voltage at the output of the charge pump. When the voltage output of the charge pump is below the desired value, the output monitor may disable the shunt circuit and may enable the charge pump circuit. A shunt circuit having proportional control may be substituted for the shunt circuit with on/off control.
    • 具有输出监视器,电荷泵和分流器的体偏置电压源。 具有开/关控制的分流电路耦合到输出监视器和电荷泵的输出端。 当感测到电荷泵的输出电压高于期望值时,输出监视器可以禁用电荷泵电路,并且可使得分流电路能够降低电荷泵输出处的电压。 当电荷泵的电压输出低于期望值时,输出监视器可以禁用分流电路,并且可以使能电荷泵电路。 具有比例控制的分流电路可以用开/关控制的分流电路代替。