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41. 发明授权

US08705308B2 Circuit and method for generating clock signal 有权
标题翻译：用于产生时钟信号的电路和方法
公开(公告)号：US08705308B2
公开(公告)日：2014-04-22
申请号：US13737624
申请日：2013-01-09
申请人： Chiang Pu , Ming-Chieh Huang , Chan-Hong Chern
发明人： Chiang Pu , Ming-Chieh Huang , Chan-Hong Chern
IPC分类号： G11C7/00
CPC分类号： G05F1/10 , G11C7/22 , G11C7/222 , G11C11/406 , G11C11/40615 , G11C11/40626 , G11C2211/4065
摘要： A circuit includes a comparator, a first circuit, and a second circuit. The comparator includes a first input node, a second input node, and an output node. The first circuit is configured to generate a temperature-dependent reference current at the second input node of the comparator. The second circuit is coupled with the second input node of the comparator. The second circuit is configured to increase a voltage level at the second input node of the comparator in response to the temperature-dependent reference current when a signal at the output node of the comparator indicates a first comparison result, and decrease the voltage level at the second input node of the comparator when the signal at the output node of the comparator indicates a second comparison result.
摘要翻译：电路包括比较器，第一电路和第二电路。比较器包括第一输入节点，第二输入节点和输出节点。第一电路被配置为在比较器的第二输入节点处产生与温度相关的参考电流。第二电路与比较器的第二输入节点耦合。第二电路被配置为当比较器的输出节点处的信号指示第一比较结果时，响应于温度相关的参考电流来增加比较器的第二输入节点处的电压电平，并且降低电压电平当比较器的输出节点处的信号指示第二比较结果时，比较器的第二输入节点。

42. 发明授权

US08432071B2 Method and apparatus for energy harvest from ambient sources 有权
标题翻译：从环境来源收集能量的方法和装置
公开(公告)号：US08432071B2
公开(公告)日：2013-04-30
申请号：US12851023
申请日：2010-08-05
申请人： Ming-Chieh Huang , Chan-Hong Chern , David Barry Scott
发明人： Ming-Chieh Huang , Chan-Hong Chern , David Barry Scott
IPC分类号： G05F3/06
CPC分类号： H02J7/35 , H02J1/10 , H02J7/0055 , H02J7/025 , H02J17/00 , H02J50/00 , H02J50/20 , H02J50/30 , H02J50/40 , Y10T307/702
摘要： An energy harvesting system includes a plurality of transducers. The transducers are configured to generate direct current (DC) voltages from a plurality of ambient energy sources. A sensor control circuit has a plurality of sensors configured to detect the DC signals from the plurality of transducers. A DC-to-DC converter is configured to supply an output voltage. A plurality of switches, each switch coupled between the DC-to-DC converter and a corresponding transducer of the plurality of transducers. The sensor control circuit enables one switch of the plurality of switches and disables the other switches of the plurality of switches based on a priority criterion.
摘要翻译：能量收集系统包括多个换能器。传感器被配置为从多个环境能量源产生直流（DC）电压。传感器控制电路具有被配置为检测来自多个换能器的直流信号的多个传感器。 DC-DC转换器被配置为提供输出电压。多个开关，每个开关耦合在DC-DC转换器和多个换能器中的相应换能器之间。传感器控制电路使得多个开关中的一个开关能够基于优先级标准而禁用多个开关中的其它开关。

43. 发明授权

US08456942B2 Regulators regulating charge pump and memory circuits thereof 有权
标题翻译：调节电荷泵及其存储电路的调节器
公开(公告)号：US08456942B2
公开(公告)日：2013-06-04
申请号：US13535034
申请日：2012-06-27
申请人： Tien-Chun Yang , Chih-Chang Lin , Ming-Chieh Huang
发明人： Tien-Chun Yang , Chih-Chang Lin , Ming-Chieh Huang
IPC分类号： G11C5/14
CPC分类号： G11C5/145 , G11C11/4074
摘要： A regulator for regulating a charge pump is provided. The regulator includes a comparator having a first input end capable of receiving a first voltage and a second input end capable of receiving a second voltage for determining enabling or disabling the charge pump. The first voltage is associated with an output voltage of the charge pump. The second voltage is associated with an internal power voltage and a reference voltage Vref.
摘要翻译：提供了一种用于调节电荷泵的调节器。调节器包括具有能够接收第一电压的第一输入端和能够接收用于确定启动或禁用电荷泵的第二电压的第二输入端的比较器。第一电压与电荷泵的输出电压相关联。第二电压与内部电源电压和参考电压Vref相关联。

44. 发明授权

US08223576B2 Regulators regulating charge pump and memory circuits thereof 有权
标题翻译：调节电荷泵及其存储电路的调节器
公开(公告)号：US08223576B2
公开(公告)日：2012-07-17
申请号：US12716430
申请日：2010-03-03
申请人： Tien-Chun Yang , Chih-Chang Lin , Ming-Chieh Huang
发明人： Tien-Chun Yang , Chih-Chang Lin , Ming-Chieh Huang
IPC分类号： G11C5/14
CPC分类号： G11C5/145 , G11C11/4074
摘要： A regulator for regulating a charge pump is provided. The regulator includes a comparator having a first input end capable of receiving a first voltage and a second input end capable of receiving a second voltage for determining enabling or disabling the charge pump. The first voltage is associated with an output voltage of the charge pump. The second voltage is associated with an internal power voltage and a reference voltage Vref.
摘要翻译：提供了一种用于调节电荷泵的调节器。调节器包括具有能够接收第一电压的第一输入端和能够接收用于确定启动或禁用电荷泵的第二电压的第二输入端的比较器。第一电压与电荷泵的输出电压相关联。第二电压与内部电源电压和参考电压Vref相关联。

45. 发明授权

US08750070B2 Memory circuits, systems, and operating methods thereof 有权
标题翻译：存储器电路，系统及其操作方法
公开(公告)号：US08750070B2
公开(公告)日：2014-06-10
申请号：US13759791
申请日：2013-02-05
申请人： Ming-Chieh Huang , Kuoyuan (Peter) Hsu
发明人： Ming-Chieh Huang , Kuoyuan (Peter) Hsu
IPC分类号： G11C5/14 , G11C7/12
CPC分类号： G11C5/14 , G11C5/147 , G11C7/12 , G11C7/14 , G11C11/4094 , G11C11/4099
摘要： A memory circuit including at least one memory cell connected to a bit line. The memory circuit further includes a means for providing a bit line reference voltage VBLref to the bit line. A VBLref/VDD ratio of the bit line reference voltage VBLref to a power voltage VDD is adjustable corresponding to a change of the power voltage VDD, and the VBLref/VDD ratio ranges from about 0.4 to about 0.53.
摘要翻译：一种存储器电路，包括连接到位线的至少一个存储单元。存储电路还包括用于向位线提供位线参考电压VBLref的装置。位线参考电压VBLref与电源电压VDD的VBLref / VDD比可根据电源电压VDD的变化进行调整，VBLref / VDD比范围为约0.4至约0.53。

46. 发明申请

US20120182058A1 NEGATIVE CHARGE PUMP 有权
标题翻译：负电荷泵
公开(公告)号：US20120182058A1
公开(公告)日：2012-07-19
申请号：US13005643
申请日：2011-01-13
申请人： Tien-Chun Yang , Yvonne Lin , Ming-Chieh Huang
发明人： Tien-Chun Yang , Yvonne Lin , Ming-Chieh Huang
IPC分类号： H03K3/00 , G05F1/10
CPC分类号： H03K5/15013 , H02M3/07 , H02M2003/071
摘要： A charge pump includes a first node configured to receive a first voltage and a second node coupled to the first node through a first transistor. The second node is configured to output a voltage having a greater voltage magnitude than the first voltage. A first capacitor is coupled to a third node, and a fourth node is configured to receive a first clock signal. The third node is disposed between a drain of the first transistor and the fourth node. A leaky circuit device is coupled in parallel with the first capacitor for draining charges of a first polarity away from the second node.
摘要翻译：电荷泵包括被配置为通过第一晶体管接收耦合到第一节点的第一电压和第二节点的第一节点。第二节点被配置为输出具有比第一电压更大的电压幅度的电压。第一电容器耦合到第三节点，并且第四节点被配置为接收第一时钟信号。第三节点设置在第一晶体管的漏极和第四节点之间。泄漏电路装置与第一电容并联耦合，用于从第二节点排出第一极性的电荷。

47. 发明申请

US20120007682A1 CHARGE PUMP CONTROL SCHEME 有权
标题翻译：充电泵控制方案
公开(公告)号：US20120007682A1
公开(公告)日：2012-01-12
申请号：US12831338
申请日：2010-07-07
申请人： Ming-Chieh Huang
发明人： Ming-Chieh Huang
IPC分类号： H03L7/00
CPC分类号： H03L7/0995
摘要： An integrated circuit includes a charge pump having a voltage output. A voltage level detector is arranged to receive the voltage output, wherein the voltage level detector provides a first enable signal for the charge pump. A ring oscillator has multiple inverters. The ring oscillator is coupled to the charge pump. A counter control circuit is configured to provide a control signal for adjusting a frequency of the ring oscillator based on the first enable signal of the voltage level detector.
摘要翻译：集成电路包括具有电压输出的电荷泵。电压电平检测器被布置成接收电压输出，其中电压电平检测器为电荷泵提供第一使能信号。环形振荡器有多个反相器。环形振荡器耦合到电荷泵。计数器控制电路被配置为基于电压电平检测器的第一使能信号来提供用于调整环形振荡器的频率的控制信号。

48. 发明申请

US20100208456A1 LIGHT-EMITTING DEVICE AND LIGHT-GUIDING MEMBER THEREOF 有权
标题翻译：发光装置及其导光构件
公开(公告)号：US20100208456A1
公开(公告)日：2010-08-19
申请号：US12703145
申请日：2010-02-09
申请人： Ming-Chieh Huang
发明人： Ming-Chieh Huang
IPC分类号： F21V9/00 , F21V7/00
CPC分类号： G02B19/0061 , F21K9/61 , F21V5/04 , F21V7/0091 , F21Y2115/10 , G02B19/0028 , G02B19/0071
摘要： This invention discloses a light-emitting device. The light-emitting device includes a light-guiding member and an LED light source. The light-guiding member includes a reflection surface, a first refraction surface, and a second refraction surface. A first part of light emitted from the LED light source is reflected by the reflection surface and refracted by the first refraction surface to form a first virtual image in the light-guiding member. Moreover, a second part of light emitted from the LED light source is reflected by the reflection surface and refracted by the second refraction surface to form a second virtual image in the light-guiding member.
摘要翻译：本发明公开了一种发光装置。发光装置包括导光部件和LED光源。导光构件包括反射面，第一折射面和第二折射面。从LED光源发出的光的第一部分被反射面反射并被第一折射面折射，以在导光部件中形成第一虚像。此外，从LED光源发射的光的第二部分被反射面反射并被第二折射面折射，以在导光部件中形成第二虚像。

49. 发明授权

US07209017B2 Symmetrical linear voltage controlled oscillator 有权
标题翻译：对称线性压控振荡器
公开(公告)号：US07209017B2
公开(公告)日：2007-04-24
申请号：US11048456
申请日：2005-01-31
申请人： Bour-Yi Sze , Chih-Long Ho , Ming-Chieh Huang
发明人： Bour-Yi Sze , Chih-Long Ho , Ming-Chieh Huang
IPC分类号： H03B5/12
CPC分类号： H03L7/10 , H03B5/1212 , H03B5/1215 , H03B5/1228 , H03B5/1243 , H03B5/1265 , H03B2201/0266 , H03C3/0958 , H03J5/244 , H03L7/099 , H03L2207/06
摘要： A system is provided to improve frequency stability and system linearity in voltage controlled oscillators. A symmetrical voltage controlled oscillator system embodying the present invention comprises a frequency tuning circuit for receiving a frequency tuning signal, a band tuning circuit coupled with the frequency tuning circuit in a parallel fashion having at least one switching circuit for receiving at least one band tuning signal and at least one switching signal, a core circuit coupled with the frequency tuning circuit and the band tuning circuit for providing a first output and a second output that are complementary to each other, wherein upon asserting the switching signal, and upon adjusting the frequency tuning signal and the band tuning signal, the switching circuit is enabled for configuring the band tuning circuit to join the frequency tuning circuit for determining a predetermined output frequency based on a total inductance and total capacitance provided by the core circuit, the frequency tuning circuit and the band tuning circuit.
摘要翻译：提供一种提高压控振荡器的频率稳定性和系统线性度的系统。体现本发明的对称压控振荡器系统包括用于接收频率调谐信号的频率调谐电路，与频率调谐电路耦合的频带调谐电路，其具有至少一个开关电路，用于接收至少一个频带调谐信号以及至少一个开关信号，与频率调谐电路耦合的核心电路和用于提供彼此互补的第一输出和第二输出的频带调谐电路，其中在断言切换信号时，并且在调整频率调谐信号和频带调谐信号，使开关电路能够配置频带调谐电路，以连接频率调谐电路，用于基于由核心电路，频率调谐电路和频率调谐电路提供的总电感和总电容来确定预定的输出频率带调谐电路。

50. 发明授权

US08575998B2 Voltage reference circuit with temperature compensation 有权
标题翻译：具有温度补偿的电压基准电路
公开(公告)号：US08575998B2
公开(公告)日：2013-11-05
申请号：US12825652
申请日：2010-06-29
申请人： Ming-Chieh Huang , Tien-Chun Yang , Steven Swei
发明人： Ming-Chieh Huang , Tien-Chun Yang , Steven Swei
IPC分类号： G05F1/10 , G05F3/02
CPC分类号： G05F3/02 , G05F3/245
摘要： A voltage reference circuit with temperature compensation includes a power supply, a reference voltage supply, a first PMOS transistor with its source connected to the power supply voltage, a second PMOS transistor with its source connected to the power supply and its gate and drain connected to the first PMOS gate, a first NMOS transistor with its gate and drain connected the first PMOS drain, a second NMOS transistor with its drain connected to the second PMOS drain and its gate connected with the first NMOS gate to the reference voltage supply, a resistor connected to the second NMOS source and ground, and an op-amp with its inverting input and its output connected the first NMOS source and its non-inverting input connected to the ground. In another aspect, a voltage reference circuit output is coupled to an NMOS gate in saturation mode connected to another voltage reference circuit.
摘要翻译：具有温度补偿的电压参考电路包括电源，参考电压源，其源极连接到电源电压的第一PMOS晶体管，其源极连接到电源的第二PMOS晶体管，其栅极和漏极连接到第一PMOS栅极，第一NMOS晶体管，其栅极和漏极连接到第一PMOS漏极，第二NMOS晶体管，其漏极连接到第二PMOS漏极，其栅极与第一NMOS栅极连接到参考电压源，电阻器连接到第二个NMOS源和地，以及一个运算放大器及其反相输入端，其输出端与第一个NMOS源及其非反相输入端连接到地。在另一方面，电压参考电路输出耦合到连接到另一电压参考电路的饱和模式的NMOS栅极。

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