公开(公告)号：US20130278320A1

公开(公告)日：2013-10-24

申请号：US13609288

申请日：2012-09-11

Applicant: Hsien-Ku Chen ,  Chia-Jun Chang ,  Ka-Un Chan ,  Ying-Hsi Lin

Inventor： Hsien-Ku Chen ,  Chia-Jun Chang ,  Ka-Un Chan ,  Ying-Hsi Lin

IPC: G06G7/12

CPC classification number: H03D7/1441 ,  H03D7/1458

Abstract: A mixer includes a transformer and a mixing circuit. The transformer is employed for receiving an input signal to generate a differential output. The mixing circuit is coupled to the transformer, and employed for mixing the differential output with N oscillating signals having different phases to generate a plurality of mixed output signals, wherein N is greater than 2.

Abstract translation: 混合器包括变压器和混合电路。 变压器用于接收输入信号以产生差分输出。 混合电路耦合到变压器，并用于将差分输出与具有不同相位的N个振荡信号混合以产生多个混合输出信号，其中N大于2。

公开(公告)号：US08515379B2

公开(公告)日：2013-08-20

申请号：US13174975

申请日：2011-07-01

Applicant: Hong-Ta Hsu ,  Ying-Hsi Lin

Inventor： Hong-Ta Hsu ,  Ying-Hsi Lin

IPC: H04B1/10

CPC classification number: H04B1/16 ,  H04B1/0475 ,  H04B1/30 ,  H04L27/0002 ,  H04L27/0014 ,  H04L2027/0018

Abstract: An adjusting method for reducing local oscillation leakage or I/Q mismatch in a receiver includes the steps of: (a) detecting a current extent of local oscillation leakage or I/Q mismatch; (b) determining if an adjusting direction is correct with reference to the current extent of local oscillation leakage or I/Q mismatch thus detected, maintaining the adjusting direction if correct, and reversing the adjusting direction upon determining that the adjusting direction is incorrect; and (c) adjusting a control signal according to the adjusting direction.

公开(公告)号：US08400227B2

公开(公告)日：2013-03-19

申请号：US12945308

申请日：2010-11-12

Applicant: Chiao-Ling Chang ,  Ying-Hsi Lin

Inventor： Chiao-Ling Chang ,  Ying-Hsi Lin

IPC: H03L7/099

CPC classification number: H03L1/00 ,  H03L7/085 ,  H03L7/099

Abstract: A clock generator is provided, capable of automatically adjusting an output clock when process, voltage, or temperature variation occurs. The clock generator includes a current generator, for generating a first current and a second current according to a bias signal, an oscillator, coupled to the current generator, for generating a clock signal according to the first current, a frequency detector, coupled to the oscillator, for generating a control signal according to the clock signal and a reference signal, and a bias voltage adjuster, coupled to the current generator and the frequency detector, for adjusting the bias signal according to the control signal. When the signal frequency of the clock signal changes, the bias signal corresponds to the bias voltage adjuster, to adjust the first current and the second current.

Abstract translation: 提供时钟发生器，能够在发生过程，电压或温度变化时自动调整输出时钟。 时钟发生器包括用于根据偏置信号产生第一电流和第二电流的电流发生器，耦合到电流发生器的振荡器，用于根据第一电流产生时钟信号，频率检测器，耦合到 振荡器，用于根据时钟信号和参考信号产生控制信号，以及偏置电压调节器，耦合到电流发生器和频率检测器，用于根据控制信号调整偏置信号。 当时钟信号的信号频率变化时，偏置信号对应于偏置电压调节器，以调整第一电流和第二电流。

公开(公告)号：US20110261911A1

公开(公告)日：2011-10-27

申请号：US13174975

申请日：2011-07-01

Applicant: Hong-Ta Hsu ,  Ying-Hsi Lin

Inventor： Hong-Ta Hsu ,  Ying-Hsi Lin

IPC: H04B1/12 ,  H04B1/10

CPC classification number: H04B1/16 ,  H04B1/0475 ,  H04B1/30 ,  H04L27/0002 ,  H04L27/0014 ,  H04L2027/0018

Abstract: An adjusting method for reducing local oscillation leakage or I/Q mismatch in a receiver includes the steps of: (a) detecting a current extent of local oscillation leakage or I/Q mismatch; (b) determining if an adjusting direction is correct with reference to the current extent of local oscillation leakage or I/Q mismatch thus detected, maintaining the adjusting direction if correct, and reversing the adjusting direction upon determining that the adjusting direction is incorrect; and (c) adjusting a control signal according to the adjusting direction.

Abstract translation: 用于减少接收机中局部振荡泄漏或I / Q不匹配的调整方法包括以下步骤：（a）检测当前的本地振荡泄漏或I / Q失配的程度; （b）参照当前的本地振荡泄漏程度或如此检测到的I / Q失配来确定调整方向是否正确，如果正确则保持调节方向，并在确定调节方向不正确时反转调节方向; 和（c）根据调整方向调整控制信号。

公开(公告)号：US07738852B2

公开(公告)日：2010-06-15

申请号：US11567222

申请日：2006-12-06

Applicant: Ying-Yao Lin ,  Ying-Hsi Lin

Inventor： Ying-Yao Lin ,  Ying-Hsi Lin

IPC: H04B1/26

CPC classification number: H03D7/1441 ,  H03D7/1433 ,  H03D7/1458 ,  H03D2200/0084

Abstract: Disclosed is a mixer comprising: a switching circuit, having a first pair of differential signal nodes and a second pair of differential signal nodes, for switching according to a local oscillation signal; an amplifying stage circuit, for receiving an input signal and amplifying the input signal; a load circuit, for serving as the loading of the mixer and generating an output signal of the mixer; a common-mode feedback circuit, for receiving the output signal and generating a feedback signal according to the output signal; a first current source, for receiving the feedback signal and generating a first current according to the feedback signal; and a second current source, for receiving the feedback signal and generating a second current according to the feedback signal.

Abstract translation: 公开了一种混频器，包括：开关电路，具有第一对差分信号节点和第二对​​差分信号节点，用于根据本地振荡信号进行切换; 放大级电路，用于接收输入信号并放大输入信号; 负载电路，用作混频器的负载并产生混频器的输出信号; 共模反馈电路，用于接收输出信号并根据输出信号产生反馈信号; 第一电流源，用于接收所述反馈信号并根据所述反馈信号产生第一电流; 和第二电流源，用于接收反馈信号并根据反馈信号产生第二电流。

公开(公告)号：US07636405B2

公开(公告)日：2009-12-22

申请号：US10908109

申请日：2005-04-28

Applicant: Chao-Cheng Lee ,  Ying-Yao Lin ,  Ying-Hsi Lin

Inventor： Chao-Cheng Lee ,  Ying-Yao Lin ,  Ying-Hsi Lin

IPC: H04L1/00

CPC classification number: H04B1/30 ,  H04B17/11

Abstract: A method and device for calibrating in-phase and quadrature-phase (IQ) mismatch. The device is used in a direct down-conversion circuit of a communication system. The device has a first mixer for mixing an RF signal with a first carrier signal, so as to generate an in-phase analog signal; a second mixer for mixing the RF signal with a second carrier signal, so as to generate a quadrature-phase analog signal; an operation unit for executing a Least Mean Square (LMS) algorithm and thereby generating a compensation signal according to the in-phase analog signal and the quadrature-phase analog signal; and a calibration unit for compensating the in-phase analog signal and the quadrature-phase analog signal according to the compensation signal, so as to calibrate the IQ mismatch between the in-phase analog signal and the quadrature-phase analog signal.

Abstract translation: 用于校准同相和正交相（IQ）失配的方法和装置。 该设备用于通信系统的直接下变频电路。 该装置具有用于混合RF信号与第一载波信号的第一混频器，以产生同相模拟信号; 第二混频器，用于将RF信号与第二载波信号混频，以产生正交相位模拟信号; 操作单元，用于执行最小均方（LMS）算法，从而根据同相模拟信号和正交相位模拟信号产生补偿信号; 以及校准单元，用于根据补偿信号补偿同相模拟信号和正交相位模拟信号，以便校准同相模拟信号和正交相位模拟信号之间的IQ失配。

公开(公告)号：US07375577B2

公开(公告)日：2008-05-20

申请号：US11161247

申请日：2005-07-27

Applicant: Ying-Hsi Lin

Inventor： Ying-Hsi Lin

IPC: G06F7/44

CPC classification number: H03D7/1441 ,  H03D7/1458 ,  H03D7/1466 ,  H03D2200/0025 ,  H03D2200/0033 ,  H03D2200/0043 ,  H03D2200/0088

Abstract: A mixer capable of detecting or controlling a common mode voltage thereof, includes at least: a mixing module for mixing a first set of differential signals and a second set of differential signals to generate at least one mixed signal; and a compensation module for compensating at least one operation point of the mixing module.

Abstract translation: 能够检测或控制其共模电压的混频器至少包括：混合模块，用于混合第一组差分信号和第二组差分信号以产生至少一个混合信号; 以及用于补偿混合模块的至少一个操作点的补偿模块。

公开(公告)号：US20060040636A1

公开(公告)日：2006-02-23

申请号：US11161247

申请日：2005-07-27

Applicant: Ying-Hsi Lin

Inventor： Ying-Hsi Lin

IPC: H04B1/18 ,  H04B1/26

CPC classification number: H03D7/1441 ,  H03D7/1458 ,  H03D7/1466 ,  H03D2200/0025 ,  H03D2200/0033 ,  H03D2200/0043 ,  H03D2200/0088

Abstract: A mixer capable of detecting or controlling a common mode voltage thereof, includes at least: a mixing module for mixing a first set of differential signals and a second set of differential signals to generate at least one mixed signal; and a compensation module for compensating at least one operation point of the mixing module.

Abstract translation: 能够检测或控制其共模电压的混频器至少包括：混合模块，用于混合第一组差分信号和第二组差分信号以产生至少一个混合信号; 以及用于补偿混合模块的至少一个操作点的补偿模块。

公开(公告)号：US08816771B2

公开(公告)日：2014-08-26

申请号：US13607830

申请日：2012-09-10

Applicant: Hsien-Ku Chen ,  Chia-Jun Chang ,  Ka-Un Chan ,  Ying-Hsi Lin

Inventor： Hsien-Ku Chen ,  Chia-Jun Chang ,  Ka-Un Chan ,  Ying-Hsi Lin

IPC: H03F3/45

CPC classification number: H03F3/45 ,  H03F1/223 ,  H03F3/45179 ,  H03F2200/294 ,  H03F2203/45562 ,  H03F2203/45638

Abstract: A signal amplifying circuit includes: an input stage circuit, arranged to receive an input signal; a first inductive device coupled between the input stage circuit and a first reference voltage; an output stage circuit arranged to generate an output signal according to the input signal; and a second inductive device coupled between the output stage circuit and a second reference voltage, wherein at least a part of a winding of the first inductive element is cross-coupled to at least a part of a winding of the second inductive element.

Abstract translation: 信号放大电路包括：输入级电路，用于接收输入信号; 耦合在所述输入级电路和第一参考电压之间的第一感应器件; 布置成根据输入信号产生输出信号的输出级电路; 以及耦合在所述输出级电路和第二参考电压之间的第二感应器件，其中所述第一电感元件的绕组的至少一部分与所述第二电感元件的绕组的至少一部分交叉耦合。

公开(公告)号：US08629665B2

公开(公告)日：2014-01-14

申请号：US13293601

申请日：2011-11-10

Applicant: Tsung-Yen Tsai ,  Ying Hsi Lin

Inventor： Tsung-Yen Tsai ,  Ying Hsi Lin

IPC: G05F1/00

CPC classification number: G05F1/563

Abstract: The invention discloses a voltage regulating apparatus, which includes: a linear regulator generating a first error signal; a switching regulator generating a first and a second PWM signals; a selecting unit coupled to the linear and switching regulators, receiving the first error signal and the second PWM signal, and outputting a regulating signal; a first power transistor coupled to the switching regulator and receiving the first PWM signal; and a second power transistor coupled to the selecting unit and receiving the regulating signal; wherein the voltage regulating apparatus can be put either in a linear mode of operation if the first error signal is selected as the regulating signal, or in a switching mode of operation if the second PWM signal is selected as the regulating signal.

Abstract translation: 本发明公开了一种电压调节装置，包括：产生第一误差信号的线性调节器; 产生第一和第二PWM信号的开关调节器; 耦合到线性和开关调节器的选择单元，接收第一误差信号和第二PWM信号，并输出调节信号; 耦合到所述开关稳压器并接收所述第一PWM信号的第一功率晶体管; 以及耦合到所述选择单元并接收所述调节信号的第二功率晶体管; 其中如果选择第一误差信号作为调节信号，或者如果选择第二PWM信号作为调节信号，则在切换操作模式中，电压调节装置可以处于线性工作模式。