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1. 发明授权

US07800979B2 Beamforming method and apparatus used in ultrasonic imaging system 有权
标题翻译：超声波成像系统中使用的波束形成方法和装置
公开(公告)号：US07800979B2
公开(公告)日：2010-09-21
申请号：US11607573
申请日：2006-12-01
申请人： Qinjun Hu , Xiaogang Kang , Yong Jiang
发明人： Qinjun Hu , Xiaogang Kang , Yong Jiang
IPC分类号： H04B1/02
CPC分类号： G10K11/348
摘要： The present invention relates to a beamforming method used in an ultrasonic imaging system, the method comprises: receiving the reflected echo signal from the reception my by the transducer elements of the probe; transmit the received reflected echo signal by the transducer element to a receiving and processing channel to be amplified and AD converted to obtain digital echo data; storing the digital echo data into the memory; generating apodization parameters by the apodization parameter real time calculation device based on the digital echo data; and performing beamforming by the receiving and beamforming module by involving the generated apodization parameters. Memory resources of the system can be saved by the technical solution of the present invention, and the speed of parameter loading can be increased when the probe is switched by the system.
摘要翻译：本发明涉及一种在超声波成像系统中使用的波束成形方法，该方法包括：从探头的换能器元件接收来自接收的反射回波信号; 将接收到的反射回波信号由换能器发射到接收和处理信道进行放大和AD转换以获得数字回波数据; 将数字回波数据存储到存储器中; 基于数字回波数据，通过变迹参数实时计算装置生成变迹参数; 并且通过涉及生成的变迹参数来由接收和波束成形模块执行波束成形。通过本发明的技术方案可以节省系统的存储资源，当系统切换探头时，可以提高参数加载速度。

2. 发明申请

US20080033299A1 Beamforming method and apparatus used in ultrasonic imaging system 有权
标题翻译：超声波成像系统中使用的波束形成方法和装置
公开(公告)号：US20080033299A1
公开(公告)日：2008-02-07
申请号：US11607573
申请日：2006-12-01
申请人： Qinjun Hu , Xiaogang Kang , Yong Jiang
发明人： Qinjun Hu , Xiaogang Kang , Yong Jiang
IPC分类号： H04B1/02
CPC分类号： G10K11/348
摘要： The present invention relates to a beamforming method used in an ultrasonic imaging system, the method comprises: receiving the reflected echo signal from the reception my by the transducer elements of the probe; transmit the received reflected echo signal by the transducer element to a receiving and processing channel to be amplified and AD converted to obtain digital echo data; storing the digital echo data into the memory; generating apodization parameters by the apodization parameter real time calculation device based on the digital echo data; and performing beamforming by the receiving and beamforming module by involving the generated apodization parameters. Memory resources of the system can be saved by the technical solution of the present invention, and the speed of parameter loading can be increased when the probe is switched by the system.
摘要翻译：本发明涉及一种在超声波成像系统中使用的波束成形方法，该方法包括：从探头的换能器元件接收来自接收装置的反射回波信号; 将接收到的反射回波信号由换能器发射到接收和处理信道进行放大和AD转换以获得数字回波数据; 将数字回波数据存储到存储器中; 基于数字回波数据，通过变迹参数实时计算装置生成变迹参数; 并且通过涉及生成的变迹参数来由接收和波束成形模块执行波束成形。通过本发明的技术方案可以节省系统的存储资源，当系统切换探头时，可以提高参数加载速度。

3. 发明申请

US20120323983A1 METHOD AND DEVICE FOR GENERATING A FILTER COEFFICIENT IN REAL TIME 有权
标题翻译：实时产生滤波器系数的方法和装置
公开(公告)号：US20120323983A1
公开(公告)日：2012-12-20
申请号：US13564982
申请日：2012-08-02
申请人： Xingjun Pi , Xiaogang Kang , Yong Jiang
发明人： Xingjun Pi , Xiaogang Kang , Yong Jiang
IPC分类号： G06F17/10
CPC分类号： H03H17/0294
摘要： The present invention provides a method and device for generating a filter coefficient in real time. The method includes: looking up a converted window function value in a converted window function table based on a current coefficient index; generating a current cut-off angular frequency; generating a look-up table address based on the current coefficient index, the filter order and the current cut-off angular frequency and looking up a sine value in a sine table based on the look-up table address; and multiplying the converted window function value by the sine value to obtain the filter coefficient. The device includes a first memory, a second memory, a look-up table address generation module and a first multiplier. The present invention is easily implemented with low hardware resource consumption and high flexibility, and is particularly applicable for the hardware implementation of high-order finite impulse response filters.
摘要翻译：本发明提供一种用于实时生成滤波系数的方法和装置。该方法包括：基于当前系数索引，在转换后的窗函数表中查找转换的窗口函数值; 产生电流截止角频率; 基于当前系数索引，滤波器顺序和当前截止角频率并基于查找表地址在正弦表中查找正弦值来产生查找表地址; 并将转换的窗口函数值乘以正弦值以获得滤波器系数。该设备包括第一存储器，第二存储器，查找表地址生成模块和第一乘法器。本发明容易实现，硬件资源消耗低，灵活性高，特别适用于高阶有限脉冲响应滤波器的硬件实现。

4. 发明授权

US08260836B2 Method and device for generating a filter coefficient in real time 有权
标题翻译：实时生成滤波系数的方法和装置
公开(公告)号：US08260836B2
公开(公告)日：2012-09-04
申请号：US11927230
申请日：2007-10-29
申请人： Xingjun Pi , Xiaogang Kang , Yong Jiang
发明人： Xingjun Pi , Xiaogang Kang , Yong Jiang
IPC分类号： G06F17/10
CPC分类号： H03H17/0294
摘要： The present invention provides a method and device for generating a filter coefficient in real time. The method includes: looking up a converted window function value in a converted window function table based on a current coefficient index; generating a current cut-off angular frequency; generating a look-up table address based on the current coefficient index, the filter order and the current cut-off angular frequency and looking up a sine value in a sine table based on the look-up table address; and multiplying the converted window function value by the sine value to obtain the filter coefficient. The device includes a first memory, a second memory, a look-up table address generation module and a first multiplier. The present invention is easily implemented with low hardware resource consumption and high flexibility, and is particularly applicable for the hardware implementation of high-order finite impulse response filters.
摘要翻译：本发明提供一种用于实时生成滤波系数的方法和装置。该方法包括：基于当前系数索引，在转换后的窗函数表中查找转换的窗口函数值; 产生电流截止角频率; 基于当前系数索引，滤波器顺序和当前截止角频率并基于查找表地址在正弦表中查找正弦值来产生查找表地址; 并将转换的窗口函数值乘以正弦值以获得滤波器系数。该设备包括第一存储器，第二存储器，查找表地址生成模块和第一乘法器。本发明容易实现，硬件资源消耗低，灵活性高，特别适用于高阶有限脉冲响应滤波器的硬件实现。

5. 发明授权

US09124244B2 Method and device for generating a filter coefficient in real time 有权
标题翻译：实时生成滤波系数的方法和装置
公开(公告)号：US09124244B2
公开(公告)日：2015-09-01
申请号：US13564982
申请日：2012-08-02
申请人： Xingjun Pi , Xiaogang Kang , Yong Jiang
发明人： Xingjun Pi , Xiaogang Kang , Yong Jiang
IPC分类号： H03H17/02
CPC分类号： H03H17/0294
摘要： The present invention provides a method and device for generating a filter coefficient in real time. The method includes: looking up a converted window function value in a converted window function table based on a current coefficient index; generating a current cut-off angular frequency; generating a look-up table address based on the current coefficient index, the filter order and the current cut-off angular frequency and looking up a sine value in a sine table based on the look-up table address; and multiplying the converted window function value by the sine value to obtain the filter coefficient. The device includes a first memory, a second memory, a look-up table address generation module and a first multiplier. The present invention is easily implemented with low hardware resource consumption and high flexibility, and is particularly applicable for the hardware implementation of high-order finite impulse response filters.
摘要翻译：本发明提供一种用于实时生成滤波系数的方法和装置。该方法包括：基于当前系数索引，在转换后的窗函数表中查找转换的窗口函数值; 产生电流截止角频率; 基于当前系数索引，滤波器顺序和当前截止角频率并基于查找表地址在正弦表中查找正弦值来产生查找表地址; 并将转换的窗口函数值乘以正弦值以获得滤波器系数。该设备包括第一存储器，第二存储器，查找表地址生成模块和第一乘法器。本发明容易实现，硬件资源消耗低，灵活性高，特别适用于高阶有限脉冲响应滤波器的硬件实现。

6. 发明申请

US20080126459A1 METHOD AND DEVICE FOR GENERATING A FILTER COEFFICIENT IN REAL TIME 有权
标题翻译：实时产生滤波器系数的方法和装置
公开(公告)号：US20080126459A1
公开(公告)日：2008-05-29
申请号：US11927230
申请日：2007-10-29
申请人： Xingjun Pi , Xiaogang Kang , Yong Jiang
发明人： Xingjun Pi , Xiaogang Kang , Yong Jiang
IPC分类号： G06F7/548
CPC分类号： H03H17/0294
摘要： The present invention provides a method and device for generating a filter coefficient in real time. The method includes: looking up a converted window function value in a converted window function table based on a current coefficient index; generating a current cut-off angular frequency; generating a look-up table address based on the current coefficient index, the filter order and the current cut-off angular frequency and looking up a sine value in a sine table based on the look-up table address; and multiplying the converted window function value by the sine value to obtain the filter coefficient. The device includes a first memory, a second memory, a look-up table address generation module and a first multiplier. The present invention is easily implemented with low hardware resource consumption and high flexibility, and is particularly applicable for the hardware implementation of high-order finite impulse response filters.
摘要翻译：本发明提供一种用于实时生成滤波系数的方法和装置。该方法包括：基于当前系数索引，在转换后的窗函数表中查找转换的窗口函数值; 产生电流截止角频率; 基于当前系数索引，滤波器顺序和当前截止角频率并基于查找表地址在正弦表中查找正弦值来产生查找表地址; 并将转换的窗口函数值乘以正弦值以获得滤波器系数。该设备包括第一存储器，第二存储器，查找表地址生成模块和第一乘法器。本发明容易实现，硬件资源消耗低，灵活性高，特别适用于高阶有限脉冲响应滤波器的硬件实现。

7. 发明申请

US20080137482A1 TIME MULTIPLEXED METHOD AND DEVICE FOR BEAMFORMING 有权
标题翻译：时间多路复用方法和用于波束形成的装置
公开(公告)号：US20080137482A1
公开(公告)日：2008-06-12
申请号：US11872584
申请日：2007-10-15
申请人： Xiaogang Kang , Zhiyong Guan
发明人： Xiaogang Kang , Zhiyong Guan
IPC分类号： G10K11/34 , A61B8/00
CPC分类号： G01S7/52028 , G01S7/52095 , G10K11/345
摘要： The present invention relates to a digital beamformer in ultrasound imaging after the process of receiving a digital echo signal. Provided herein is a time multiplexed device and method for beamforming. The device includes an echo data write/read unit, a multi-beam processing unit, a channel data summing unit, and a parameter distributing and synchronizing unit for distributing and synchronizing respective receive parameters to the echo data write/read unit and the multi-beam processing unit through a parameter load bus for each of the beams in the channel.
摘要翻译：本发明涉及在接收数字回波信号的过程之后的超声成像中的数字波束成形器。本文提供了一种用于波束成形的时间复用装置和方法。该装置包括回波数据写入/读取单元，多波束处理单元，信道数据求和单元和参数分配和同步单元，用于将各个接收参数分配并同步到回波数据写入/读取单元，波束处理单元通过参数负载总线为通道中的每个波束。

8. 发明授权

US08211018B2 Time multiplexed method and device for beamforming 有权
标题翻译：波束成形的时间复用方法和装置
公开(公告)号：US08211018B2
公开(公告)日：2012-07-03
申请号：US11872584
申请日：2007-10-15
申请人： Xiaogang Kang , Zhiyong Guan
发明人： Xiaogang Kang , Zhiyong Guan
IPC分类号： A61B8/00
CPC分类号： G01S7/52028 , G01S7/52095 , G10K11/345
摘要： The present invention relates to a digital beamformer in ultrasound imaging after the process of receiving a digital echo signal. Provided herein is a time multiplexed device and method for beamforming. The device includes an echo data write/read unit, a multi-beam processing unit, a channel data summing unit, and a parameter distributing and synchronizing unit for distributing and synchronizing respective receive parameters to the echo data write/read unit and the multi-beam processing unit through a parameter load bus for each of the beams in the channel.
摘要翻译：本发明涉及在接收数字回波信号的过程之后的超声成像中的数字波束成形器。本文提供了一种用于波束成形的时间复用装置和方法。该装置包括回波数据写入/读取单元，多波束处理单元，信道数据求和单元和参数分配和同步单元，用于将各个接收参数分配并同步到回波数据写入/读取单元，波束处理单元通过参数负载总线为通道中的每个波束。

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