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    • 1. 发明申请
    • Symmetrical linear voltage controlled oscillator
    • 对称线性压控振荡器
    • US20060028283A1
    • 2006-02-09
    • US11048456
    • 2005-01-31
    • Bour-Yi SzeChih-Long HoMing-Chieh Huang
    • Bour-Yi SzeChih-Long HoMing-Chieh Huang
    • H03L7/00
    • 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。
    • 2. 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。
    • 4. 发明申请
    • Signal modulated voltage controlled oscillator system
    • 信号调制压控振荡器系统
    • US20060028282A1
    • 2006-02-09
    • US11048151
    • 2005-01-31
    • Bour-Yi SzeChih-Long HoDa-Wei Sung
    • Bour-Yi SzeChih-Long HoDa-Wei Sung
    • H03L7/00
    • H03L7/10H03B5/1212H03B5/1215H03B5/1228H03B5/1243H03B5/1265H03B2201/0266H03C3/0958H03J5/244H03L7/099H03L2207/06
    • Improved voltage controlled oscillator (VCO) circuits are disclosed. A symmetrical voltage controlled oscillator (VCO) system according to the embodiments of the present invention comprises a frequency tuning circuit containing one or more varactors for receiving a predetermined tuning signal and a frequency tuning bias signal for altering capacitances of the varactors, a modulation circuit coupled in parallel with the frequency tuning circuit containing one or more varactors for modulating one or more outputs, and a core circuit coupled in a parallel with the tuning circuit and the modulation circuit for providing an oscillation mechanism, wherein the core circuit has an inductance module coupled in a parallel fashion with the frequency tuning circuit and the modulation circuit, wherein circuit elements of the VCO system are symmetrically arranged for increasing oscillation efficiency thereof and the varactors are tuned to deliver the output at an output frequency.
    • 公开了改进的压控振荡器(VCO)电路。 根据本发明的实施例的对称压控振荡器(VCO)系统包括频率调谐电路,其包含用于接收预定调谐信号的一个或多个变容二极管和用于改变变容二极管的电容的频率调谐偏置信号,调制电路耦合 与包含用于调制一个或多个输出的一个或多个变容二极管的频率调谐电路并联,以及与调谐电路并联耦合的核心电路和用于提供振荡机构的调制电路,其中所述核心电路具有耦合的电感模块 与频率调谐电路和调制电路并行地组合,其中VCO系统的电路元件被对称地布置以提高其振荡效率,并且可变电抗器被调谐以输出输出频率。
    • 5. 发明申请
    • DIFFERENTIAL VARIABLE CAPACITORS AND THEIR APPLICATIONS
    • 差分电容器及其应用
    • US20060214264A1
    • 2006-09-28
    • US11420118
    • 2006-05-24
    • Bour-Yi SzeFelix KaoChih-Long Ho
    • Bour-Yi SzeFelix KaoChih-Long Ho
    • H01L29/00
    • H01L27/0808
    • An integrated circuit design for differential variable capacitors uses an integration method to integrate an integrated circuit having differential variable capacitors as a whole, and takes the parasitic effect into consideration for the manufacturing process to lower the circuit inaccuracy and reduce the chip size effectively. Such arrangement lowers the manufacturing cost, identifies the quality of loading quality of the overall variable capacitance during the manufacture, and further controls the quality of loading capacity of the overall variable capacitance effectively. Furthermore, this invention does not need to reposition for the symmetrical position of the coils, and thus giving a very precise positioning to reduce the level of difficulty for the manufacture.
    • 用于差分可变电容器的集成电路设计使用集成方法来整合具有差分可变电容器的集成电路,并且在制造过程中考虑寄生效应以降低电路不准确性并有效地降低芯片尺寸。 这样的布置降低了制造成本,在制造期间确定了整个可变电容的负载质量的质量,并且进一步有效地控制了整个可变电容的负载能力的质量。 此外,本发明不需要重新定位线圈的对称位置,并且因此给出非常精确的定位以降低制造难度。
    • 6. 发明授权
    • Differential variable capacitors and their applications
    • 差分电容器及其应用
    • US07569912B2
    • 2009-08-04
    • US11420118
    • 2006-05-24
    • Bour-Yi SzeFelix KaoChih-Long Ho
    • Bour-Yi SzeFelix KaoChih-Long Ho
    • H01L29/72
    • H01L27/0808
    • An integrated circuit design for differential variable capacitors uses an integration method to integrate an integrated circuit having differential variable capacitors as a whole, and takes the parasitic effect into consideration for the manufacturing process to lower the circuit inaccuracy and reduce the chip size effectively. Such arrangement lowers the manufacturing cost, identifies the quality of loading quality of the overall variable capacitance during the manufacture, and further controls the quality of loading capacity of the overall variable capacitance effectively. Furthermore, this invention does not need to reposition for the symmetrical position of the coils, and thus giving a very precise positioning to reduce the level of difficulty for the manufacture.
    • 用于差分可变电容器的集成电路设计使用集成方法来整合具有差分可变电容器的集成电路,并且在制造过程中考虑寄生效应以降低电路不准确性并有效地降低芯片尺寸。 这样的布置降低了制造成本,在制造期间确定了整个可变电容的负载质量的质量,并且进一步有效地控制了整个可变电容的负载能力的质量。 此外,本发明不需要重新定位线圈的对称位置,并且因此给出非常精确的定位以降低制造难度。
    • 7. 发明授权
    • Signal modulated voltage controlled oscillator system
    • 信号调制压控振荡器系统
    • US07298225B2
    • 2007-11-20
    • US11048151
    • 2005-01-31
    • Bour-Yi SzeChih-Long HoDa-Wei Sung
    • Bour-Yi SzeChih-Long HoDa-Wei Sung
    • H03B5/00
    • H03L7/10H03B5/1212H03B5/1215H03B5/1228H03B5/1243H03B5/1265H03B2201/0266H03C3/0958H03J5/244H03L7/099H03L2207/06
    • Improved voltage controlled oscillator (VCO) circuits are disclosed. A symmetrical voltage controlled oscillator (VCO) system according to the embodiments of the present invention comprises a frequency tuning circuit containing one or more varactors for receiving a predetermined tuning signal and a frequency tuning bias signal for altering capacitances of the varactors, a modulation circuit coupled in parallel with the frequency tuning circuit containing one or more varactors for modulating one or more outputs, and a core circuit coupled in a parallel with the tuning circuit and the modulation circuit for providing an oscillation mechanism, wherein the core circuit has an inductance module coupled in a parallel fashion with the frequency tuning circuit and the modulation circuit, wherein circuit elements of the VCO system are symmetrically arranged for increasing oscillation efficiency thereof and the varactors are tuned to deliver the output at an output frequency.
    • 公开了改进的压控振荡器(VCO)电路。 根据本发明的实施例的对称压控振荡器(VCO)系统包括频率调谐电路,其包含用于接收预定调谐信号的一个或多个变容二极管和用于改变变容二极管的电容的频率调谐偏置信号,调制电路耦合 与包含用于调制一个或多个输出的一个或多个变容二极管的频率调谐电路并联,以及与调谐电路并联耦合的核心电路和用于提供振荡机构的调制电路,其中所述核心电路具有耦合的电感模块 与频率调谐电路和调制电路并行地组合,其中VCO系统的电路元件被对称地布置以提高其振荡效率,并且可变电抗器被调谐以输出输出频率。