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    • 51. 发明授权
    • Symmetrical linear voltage controlled oscillator
    • 对称线性压控振荡器
    • US07209017B2
    • 2007-04-24
    • US11048456
    • 2005-01-31
    • Bour-Yi SzeChih-Long HoMing-Chieh Huang
    • Bour-Yi SzeChih-Long HoMing-Chieh Huang
    • H03B5/12
    • H03L7/10H03B5/1212H03B5/1215H03B5/1228H03B5/1243H03B5/1265H03B2201/0266H03C3/0958H03J5/244H03L7/099H03L2207/06
    • 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.
    • 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。
    • 54. 发明授权
    • Method and apparatus for full clock cycle charge pump operation
    • 全时钟周期电荷泵运行的方法和装置
    • US08248153B2
    • 2012-08-21
    • US12825423
    • 2010-06-29
    • Ming-Chieh HuangBing Wang
    • Ming-Chieh HuangBing Wang
    • G05F1/10
    • H02M3/073G11C5/145H02M2001/0003H02M2003/075
    • A charge pump comprises at least one charge pump cell and control logic. The at least one charge pump cell is configured to receive a power supply voltage and provide a pump output voltage higher than the power supply voltage. The control logic is configured to receive an oscillator signal and a level detector enable signal, provide at least one cell clock signal, based on the oscillator signal, to the at least one charge pump cell, control the at least one pump cell to charge while the level detector enable signal is asserted, and control the at least one pump cell to continue to charge after the level detector enable signal is deasserted and until a full pulse cycle of the oscillator signal is completed.
    • 电荷泵包括至少一个电荷泵电池和控制逻辑。 所述至少一个电荷泵单元被配置为接收电源电压并提供高于所述电源电压的泵输出电压。 控制逻辑被配置为接收振荡器信号和电平检测器使能信号,基于振荡器信号将至少一个单元时钟信号提供给至少一个电荷泵单元,控制至少一个泵浦单元进行充电,同时 电平检测器使能信号被断言,并且在电平检测器使能信号被断言并且直到振荡器信号的完整脉冲周期完成之后,控制至少一个泵浦单元继续充电。
    • 56. 发明授权
    • Charge pump control scheme
    • 电荷泵控制方案
    • US08111107B2
    • 2012-02-07
    • US12831338
    • 2010-07-07
    • Ming-Chieh Huang
    • Ming-Chieh Huang
    • H03L7/085G05F1/10
    • H03L7/0995
    • 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.
    • 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。
    • 57. 发明授权
    • Method and system for inspecting characteristics of bended flexible unit
    • 弯曲柔性单元特性检测方法及系统
    • US07971492B2
    • 2011-07-05
    • US12126066
    • 2008-05-23
    • Bor-Jiunn WenCheng-Hsien ChenZong-Ying ChungHsin-Yi KoMing-Chieh Huang
    • Bor-Jiunn WenCheng-Hsien ChenZong-Ying ChungHsin-Yi KoMing-Chieh Huang
    • G01N3/20
    • G01N21/88G01N3/20G01N2203/0641
    • A method for inspecting characteristics of bended flexible unit is disclosed, which comprises steps of: (a) providing a clip unit, an observing unit, a characteristic-inspecting unit and a controlling unit; said clip unit, observing unit, and characteristic-inspecting unit are electrically connected to said controlling unit which stored a predetermined radius; (b) the clip unit clips a flexible unit and bends the same; (c) the observing unit gets the lateral profile of the flexible unit and sends it to the controlling unit which calculates the bending radius thereof accordingly; and (d) the controlling unit determines if the bending radius is the same to the predetermined one; if positive, the clip unit stops and the characteristic-inspecting unit inspects the characteristic of said flexible unit; if negative, the procedure returns to step (b).
    • 公开了一种用于检查弯曲柔性单元的特性的方法,其特征在于包括以下步骤:(a)提供夹单元,观察单元,特征检测单元和控制单元; 所述夹持单元,观察单元和特征检查单元电连接到存储预定半径的所述控制单元; (b)夹子单元夹紧柔性单元并使其弯曲; (c)观察单元得到柔性单元的横向轮廓并将其发送到相应地计算其弯曲半径的控制单元; 和(d)控制单元确定弯曲半径是否与预定弯曲半径相同; 如果为正,夹子单元停止,特性检查单元检查所述柔性单元的特性; 如果为负,则过程返回到步骤(b)。
    • 60. 发明授权
    • Memory circuits, systems, and method of interleaving accesses thereof
    • 存储器电路,系统及其访问方法
    • US08164974B2
    • 2012-04-24
    • US12698423
    • 2010-02-02
    • Kuoyuan HsuMing-Chieh HuangYoung Suk KimSubramani Kengeri
    • Kuoyuan HsuMing-Chieh HuangYoung Suk KimSubramani Kengeri
    • G11C11/00
    • G11C7/1042G11C8/04
    • An interleaved memory circuit includes a first memory bank having a first memory cell. A first local control circuit is coupled with the first memory bank. A second memory bank includes a second memory cell. A second local control circuit is coupled with the second memory bank. An IO block is coupled with the first memory bank and the second memory bank. A global control circuit is coupled with the first and second local control circuits. An interleaving access includes a clock signal having a first cycle and a second cycle for accessing the first memory cell and the second memory cell, respectively, wherein the second cycle is capable of enabling the first local control circuit to trigger a first transition of a first read column select signal RSSL for accessing the first memory cell.
    • 交错存储器电路包括具有第一存储单元的第一存储器组。 第一本地控制电路与第一存储体耦合。 第二存储器组包括第二存储器单元。 第二本地控制电路与第二存储体耦合。 IO块与第一存储体和第二存储体耦合。 全局控制电路与第一和第二本地控制电路耦合。 交织接入包括具有第一周期和第二周期的时钟信号,用于分别访问第一存储器单元和第二存储单元,其中第二周期能够使第一本地控制电路触发第一 读取列选择信号RSSL用于访问第一个存储单元。