专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US08472559B2 Polar transmitter and related signal transmitting method 有权
标题翻译：极地发射机和相关信号发射方法
公开(公告)号：US08472559B2
公开(公告)日：2013-06-25
申请号：US12987154
申请日：2011-01-09
申请人： Hsiang-Hui Chang , Hsin-Hung Chen , Chi-Hsueh Wang
发明人： Hsiang-Hui Chang , Hsin-Hung Chen , Chi-Hsueh Wang
IPC分类号： H03C3/00
CPC分类号： H03C5/00 , H03C2200/0079
摘要： A polar transmitter includes: a processor arranged to convert signals from a specific coordinate system to a polar coordinate system, wherein the signals in the polar coordinate system comprises a phase component and an amplitude component; a phase modulation (PM) path configured to have a constant PM group delay, for processing the phase component; an amplitude modulation (AM) path, of which an AM group delay is capable of being determined, for processing the amplitude component; and an adjustable delay circuit, arranged to adjust delay of the signals in the specific coordinate system according to the constant PM group delay and the calibrated AM group delay.
摘要翻译：极性发射器包括：处理器，被布置成将来自特定坐标系的信号转换为极坐标系，其中极坐标系中的信号包括相位分量和振幅分量; 相位调制（PM）路径，被配置为具有恒定的PM组延迟，用于处理所述相位分量; 可以确定AM组延迟的幅度调制（AM）路径，用于处理幅度分量; 以及可调延迟电路，被布置为根据恒定的PM组延迟和校准的AM组延迟来调整特定坐标系中的信号的延迟。

2. 发明申请

US20120177094A1 POLAR TRANSMITTER AND RELATED SIGNAL TRANSMITTING METHOD 有权
标题翻译：极点发射器及相关信号传输方法
公开(公告)号：US20120177094A1
公开(公告)日：2012-07-12
申请号：US12987154
申请日：2011-01-09
申请人： Hsiang-Hui Chang , Hsin-Hung Chen , Chi-Hsueh Wang
发明人： Hsiang-Hui Chang , Hsin-Hung Chen , Chi-Hsueh Wang
IPC分类号： H04L27/04 , H04B17/00 , H04L27/36
CPC分类号： H03C5/00 , H03C2200/0079
摘要： A polar transmitter includes: a processor arranged to convert signals from a specific coordinate system to a polar coordinate system, wherein the signals in the polar coordinate system comprises a phase component and an amplitude component; a PM path configured to have a constant PM group delay, for processing the phase component; an AM path, of which an AM group delay is capable of being determined, for processing the amplitude component; and an adjustable delay circuit, arranged to adjust delay of the signals in the specific coordinate system according to the constant PM group delay and the calibrated AM group delay.
摘要翻译：极性发射器包括：处理器，被布置成将来自特定坐标系的信号转换为极坐标系，其中极坐标系中的信号包括相位分量和振幅分量; PM路径被配置为具有恒定的PM组延迟，用于处理相位分量; 可以确定AM组延迟的AM路径，用于处理幅度分量; 以及可调延迟电路，被布置为根据恒定的PM组延迟和校准的AM组延迟来调整特定坐标系中的信号的延迟。

3. 发明授权

US08073406B2 Amplitude modulation circuit in polar transmitter and method for calibrating amplitude offset in polar transmitter 有权
标题翻译：极性发射机中的幅度调制电路和极坐标发射机的幅度偏移校准方法
公开(公告)号：US08073406B2
公开(公告)日：2011-12-06
申请号：US12335540
申请日：2008-12-16
申请人： Hsin-Hung Chen , Hsiang-Hui Chang , Chun-Pang Wu , Yung-Yu Lin , Jong-Woei Chen
发明人： Hsin-Hung Chen , Hsiang-Hui Chang , Chun-Pang Wu , Yung-Yu Lin , Jong-Woei Chen
IPC分类号： H03C1/52
CPC分类号： H04B1/04 , H03C5/00 , H04B2001/0491
摘要： An amplitude modulation circuit in a polar transmitter and a method for calibrating amplitude offset in the polar transmitter are provided. The amplitude modulation circuit includes a digital-to-analog converter (DAC), a low pass filter (LPF), a gm stage, and a calibration module. The DAC is coupled to an amplitude modulation signal input. The LPF is coupled to the DAC, and the gm stage is coupled to the LPF. The calibration module has an input coupled to the gm stage, and an output coupled to a node on a path between the DAC and the gm stage. The method includes: generating an amplitude offset calibration signal according to an amplitude modulation signal generated from the gm stage; and transmitting the amplitude offset calibration signal via the output of the calibration module to a node on a path between the DAC and the gm stage so as to calibrate the amplitude offset.
摘要翻译：提供极性发射机中的幅度调制电路和用于校准极性发射机中的振幅偏移的方法。幅度调制电路包括数模转换器（DAC），低通滤波器（LPF），gm级和校准模块。 DAC耦合到幅度调制信号输入端。 LPF耦合到DAC，并且gm级耦合到LPF。校准模块具有耦合到gm级的输入，以及耦合到DAC和gm级之间路径上的节点的输出。该方法包括：根据从gm级产生的幅度调制信号产生振幅偏移校准信号; 以及经由校准模块的输出将幅度偏移校准信号发送到DAC和gm级之间的路径上的节点，以便校准振幅偏移。

4. 发明申请

US20130141153A1 ELECTRONIC DEVICE AND TRANSMITTER DC OFFSET CALIBRATION METHOD THEREOF 有权
标题翻译：电子设备和发射机直流偏移校准方法
公开(公告)号：US20130141153A1
公开(公告)日：2013-06-06
申请号：US13610808
申请日：2012-09-11
申请人： Hsiang-Hui Chang , Hsin-Hung Chen , Chi-Yun Wang , Chih-Jung Chen
发明人： Hsiang-Hui Chang , Hsin-Hung Chen , Chi-Yun Wang , Chih-Jung Chen
IPC分类号： H03K5/007 , H03M1/10
CPC分类号： H03K5/007 , H03M1/1009 , H03M1/1019 , H03M1/12
摘要： An embodiment of the invention provides an electronic device. The electronic device includes a digital-to-analog converter (DAC), a transmitter front-end (TX FE), an amplifier, an analog-to-digital converter (ADC), and a swap circuitry. The TX FE has a first and a second input end coupled to a first and a second output end of the DAC, respectively. The ADC has a first and a second input end coupled to a first and a second output end of the amplifier, respectively. The swap circuitry is configured to couple the first and second output ends of the DAC to a first and a second input end of the amplifier in a normal state, respectively, and couple the first and second output ends of the DAC to the second and first input ends of the amplifier in a swapped state, respectively.
摘要翻译：本发明的实施例提供一种电子设备。电子设备包括数模转换器（DAC），发射机前端（TX FE），放大器，模数转换器（ADC）和交换电路。 TX FE具有分别耦合到DAC的第一和第二输出端的第一和第二输入端。 ADC具有分别耦合到放大器的第一和第二输出端的第一和第二输入端。交换电路被配置为分别将DAC的第一和第二输出端耦合到放大器的第一和第二输入端，并将DAC的第一和第二输出端耦合到第二和第一放大器的输入端分别处于交换状态。

5. 发明授权

US08315559B2 Transmitter and control method for transmitting and calibrating a phase signal and an amplitude signal 有权
标题翻译：用于发送和校准相位信号和幅度信号的发射机和控制方法
公开(公告)号：US08315559B2
公开(公告)日：2012-11-20
申请号：US13275068
申请日：2011-10-17
申请人： Hsin-Hung Chen , Hsiang-Hui Chang , Chun-Pang Wu
发明人： Hsin-Hung Chen , Hsiang-Hui Chang , Chun-Pang Wu
IPC分类号： H04B7/14
CPC分类号： H03C5/00
摘要： A transmitter for transmitting and calibrating a phase signal and an amplitude signal. The transmitter comprises a phase modulation path, an amplitude modulation path, and a control unit. The phase modulation path transmits the phase signal. The amplitude modulation path transmits the amplitude signal. The control unit delays the signal on at least one of the phase modulation path and the amplitude modulation.
摘要翻译：用于发送和校准相位信号和振幅信号的发射机。发射机包括相位调制路径，幅度调制路径和控制单元。相位调制路径发送相位信号。振幅调制路径发送振幅信号。控制单元将信号延迟至相位调制路径和振幅调制中的至少一个。

6. 发明授权

US08737936B2 Amplitude modulation circuit in polar transmitter and method for calibrating amplitude offset in polar transmitter 有权
标题翻译：极性发射机中的幅度调制电路和极坐标发射机的幅度偏移校准方法
公开(公告)号：US08737936B2
公开(公告)日：2014-05-27
申请号：US13279319
申请日：2011-10-23
申请人： Hsin-Hung Chen , Hsiang-Hui Chang , Chun-Pang Wu , Yung-Yu Lin , Jong-Woei Chen
发明人： Hsin-Hung Chen , Hsiang-Hui Chang , Chun-Pang Wu , Yung-Yu Lin , Jong-Woei Chen
IPC分类号： H03L7/06
CPC分类号： H04B1/04 , H03C5/00 , H04B2001/0491
摘要： An amplitude modulation circuit in a polar transmitter includes a digital-to-analog converter (DAC), a filter, a gm stage, and a calibration module. The DAC is arranged to be coupled to an amplitude modulation signal input in a normal mode. The filter is coupled to the DAC, and the gm stage is coupled to the filter. The calibration module has an input coupled to the gm stage, and an output coupled to a node on a path between the DAC and the gm stage. A method for calibrating an amplitude offset in the polar transmitter includes: generating an amplitude offset calibration signal according to an amplitude modulation signal generated from the gm stage; and transmitting the amplitude offset calibration signal via the output of the calibration module to a node on a path between the DAC and the gm stage so as to calibrate the amplitude offset.
摘要翻译：极性发射机中的幅度调制电路包括数模转换器（DAC），滤波器，gm级和校准模块。 DAC被布置成与正常模式中输入的幅度调制信号耦合。滤波器耦合到DAC，并且gm级耦合到滤波器。校准模块具有耦合到gm级的输入，以及耦合到DAC和gm级之间路径上的节点的输出。用于校准极化发射机中的振幅偏移的方法包括：根据从gm级产生的幅度调制信号产生振幅偏移校准信号; 以及经由校准模块的输出将幅度偏移校准信号发送到DAC和gm级之间的路径上的节点，以便校准振幅偏移。

7. 发明授权

US08064848B2 Transmitter and control method for transmitting and calibrating a phase signal and an amplitude signal 有权
标题翻译：用于发送和校准相位信号和幅度信号的发射机和控制方法
公开(公告)号：US08064848B2
公开(公告)日：2011-11-22
申请号：US12258647
申请日：2008-10-27
申请人： Hsin-Hung Chen , Hsiang-Hui Chang , Chun-Pang Wu
发明人： Hsin-Hung Chen , Hsiang-Hui Chang , Chun-Pang Wu
IPC分类号： H04B1/66
CPC分类号： H03C5/00
摘要： A transmitter for transmitting and calibrating a phase signal and an amplitude signal. The transmitter comprises a phase modulation path, an amplitude modulation path, and a control unit. The phase modulation path transmits the phase signal. The amplitude modulation path transmits the amplitude signal. The control unit delays the signal on at least one of the phase modulation path and the amplitude modulation.
摘要翻译：用于发送和校准相位信号和振幅信号的发射机。发射机包括相位调制路径，幅度调制路径和控制单元。相位调制路径发送相位信号。振幅调制路径发送振幅信号。控制单元将信号延迟至相位调制路径和振幅调制中的至少一个。

8. 发明授权

US08659456B2 Electronic device and transmitter DC offset calibration method thereof 有权
标题翻译：电子设备和发射机直流偏移校准方法
公开(公告)号：US08659456B2
公开(公告)日：2014-02-25
申请号：US13610808
申请日：2012-09-11
申请人： Hsiang-Hui Chang , Hsin-Hung Chen , Chi-Yun Wang , Chih-Jung Chen
发明人： Hsiang-Hui Chang , Hsin-Hung Chen , Chi-Yun Wang , Chih-Jung Chen
IPC分类号： H03M1/10
CPC分类号： H03K5/007 , H03M1/1009 , H03M1/1019 , H03M1/12
摘要： An embodiment of the invention provides an electronic device. The electronic device includes a digital-to-analog converter (DAC), a transmitter front-end (TX FE), an amplifier, an analog-to-digital converter (ADC), and a swap circuitry. The TX FE has a first and a second input end coupled to a first and a second output end of the DAC, respectively. The ADC has a first and a second input end coupled to a first and a second output end of the amplifier, respectively. The swap circuitry is configured to couple the first and second output ends of the DAC to a first and a second input end of the amplifier in a normal state, respectively, and couple the first and second output ends of the DAC to the second and first input ends of the amplifier in a swapped state, respectively.
摘要翻译：本发明的实施例提供一种电子设备。电子设备包括数模转换器（DAC），发射机前端（TX FE），放大器，模数转换器（ADC）和交换电路。 TX FE具有分别耦合到DAC的第一和第二输出端的第一和第二输入端。 ADC具有分别耦合到放大器的第一和第二输出端的第一和第二输入端。交换电路被配置为分别将DAC的第一和第二输出端耦合到放大器的第一和第二输入端，并将DAC的第一和第二输出端耦合到第二和第一放大器的输入端分别处于交换状态。

9. 发明授权

US08427243B2 Signal generating circuit and signal generating method 有权
标题翻译：信号发生电路和信号发生方法
公开(公告)号：US08427243B2
公开(公告)日：2013-04-23
申请号：US13029130
申请日：2011-02-17
申请人： Hsin-Hung Chen , Hsiang-Hui Chang
发明人： Hsin-Hung Chen , Hsiang-Hui Chang
IPC分类号： H03B19/00
CPC分类号： H03C3/0925 , H03C3/0941 , H03C3/0958
摘要： A signal generating circuit includes: an operating circuit arranged to generate a first control signal according to a reference clock signal and a feedback oscillating signal; a controllable oscillator arranged to generate an output oscillating signal according to the first control signal and a second control signal; a feedback circuit arranged to generate the feedback oscillating signal according to the output oscillating signal and a third control signal; a control circuit arranged to generate the second control signal and the third control signal according to an input signal; and a calibrating circuit arranged to calibrate the control circuit to adjust the second control signal by detecting a phase difference between the reference clock signal and the feedback oscillating signal.
摘要翻译：信号发生电路包括：操作电路，被配置为根据参考时钟信号和反馈振荡信号产生第一控制信号; 可控振荡器，被配置为根据第一控制信号和第二控制信号产生输出振荡信号; 反馈电路，被配置为根据输出振荡信号和第三控制信号产生反馈振荡信号; 控制电路，被配置为根据输入信号产生第二控制信号和第三控制信号; 以及校准电路，其布置成通过检测参考时钟信号和反馈振荡信号之间的相位差校准控制电路来调整第二控制信号。

10. 发明授权

US08354947B2 Signal processing apparatus with sigma-delta modulating block collaborating with notch filtering block and related signal processing method thereof 有权
标题翻译：具有与陷波滤波块协作的Σ-Δ调制块的信号处理装置及其相关信号处理方法
公开(公告)号：US08354947B2
公开(公告)日：2013-01-15
申请号：US13025171
申请日：2011-02-11
申请人： Hsiang-Hui Chang , Caiyi Wang , George Chien , Hsin-Hung Chen , Chih-Jung Chen
发明人： Hsiang-Hui Chang , Caiyi Wang , George Chien , Hsin-Hung Chen , Chih-Jung Chen
IPC分类号： H03M3/00
CPC分类号： H03M3/344 , H03M3/436 , H03M3/50 , H03M7/3042
摘要： One signal processing apparatus includes a sigma-delta modulating block and a notch filtering block. The sigma-delta modulating block is arranged to perform a sigma-delta modulation upon a signal input and accordingly generate a signal output. The notch filtering block is arranged to perform a notch filtering operation upon the signal output for generating a filtered signal output. Another signal processing apparatus includes a sigma-delta modulating block and a notch filtering block. The sigma-delta modulating block is arranged to perform a sigma-delta modulation upon a signal input and accordingly generate a signal output. The notch filtering block is enabled for performing a notch filtering operation upon the signal output when the signal processing apparatus operates in a first operational mode, and the notch filtering block is disabled when the signal processing apparatus operates in a second operational mode.
摘要翻译：一个信号处理装置包括Σ-Δ调制块和陷波滤波块。 Σ-Δ调制块被布置成在信号输入端执行Σ-Δ调制，从而产生信号输出。陷波滤波块被布置成在信号输出上执行陷波滤波操作以产生滤波信号输出。另一信号处理装置包括Σ-Δ调制块和陷波滤波块。 Σ-Δ调制块被布置成在信号输入端执行Σ-Δ调制，从而产生信号输出。当信号处理装置在第一操作模式下操作时，陷波滤波块被使能以对信号输出执行陷波滤波操作，并且当信号处理装置在第二操作模式下操作时，陷波滤波块被禁用。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式