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1. 发明申请

US20070024492A1 Radar signal processor 有权
标题翻译：雷达信号处理器
公开(公告)号：US20070024492A1
公开(公告)日：2007-02-01
申请号：US11376625
申请日：2006-03-15
申请人： Gaku Takano , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake , Yasushi Sakuma
发明人： Gaku Takano , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake , Yasushi Sakuma
IPC分类号： G01S13/93
CPC分类号： G01S13/878 , G01S3/74 , G01S2013/9353
摘要： A radar signal processor has observation means, for receiving a reflected wave from a target and for outputting a predetermined observation signal, means for extracting distance component, for extracting a distance component corresponding to a distance from the each observation signal, means for estimating, for collecting respective distance components and for computing and estimating an estimated value of a corresponding correlation matrix with a forgetting factor as a parameter by a method for estimating correlation matrix with exponential smoothing, means for estimating a presence of a target or a movement state of the target on the basis of the respective estimated values of the correlation matrices, and means for determining forgetting factor, for respectively computing and determining the forgetting factors corresponding to the distances, and for respectively outputting the computed and determined.
摘要翻译：雷达信号处理器具有用于从目标接收反射波并输出预定观测信号的观测装置，用于提取距离分量的装置，用于提取与每个观测信号相对应的距离的距离分量;装置，用于估计收集相应的距离分量，并且通过用于以指数平滑估计相关矩阵的方法来计算和估计具有遗忘因子的相应相关矩阵的估计值作为参数，用于估计目标的存在或目标的移动状态的装置根据相关矩阵的相应估计值，以及用于确定遗忘因子的装置，分别计算和确定与距离对应的遗忘因子，并分别输出计算和确定的。

2. 发明授权

US07525478B2 Radar signal processor 有权
标题翻译：雷达信号处理器
公开(公告)号：US07525478B2
公开(公告)日：2009-04-28
申请号：US11376625
申请日：2006-03-15
申请人： Gaku Takano , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake , Yasushi Sakuma
发明人： Gaku Takano , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake , Yasushi Sakuma
IPC分类号： G01S13/56 , G01S13/93
CPC分类号： G01S13/878 , G01S3/74 , G01S2013/9353
摘要： A radar signal processor is disclosed having an observation mechanism for receiving a reflected wave from a target and for outputting a predetermined observation signal. The processor extracts a distance component corresponding to a distance from each observation signal. The processor further collects the respective distance components and computes an estimated value of a corresponding correlation matrix with a forgetting factor as a parameter using a method for estimating correlation matrix with exponential smoothing. The processor further estimates the presence or movement state of the target on the basis of the respective estimated values of the correlation matrices and outputs the computed values.
摘要翻译：公开了一种雷达信号处理器，其具有用于从目标接收反射波并用于输出预定观测信号的观察机构。处理器从每个观察信号提取与距离相对应的距离分量。处理器进一步收集相应的距离分量，并使用遗传因子作为参数来计算具有指数平滑估计相关矩阵的方法的相应相关矩阵的估计值。处理器进一步基于相关矩阵的相应估计值来估计目标的存在或移动状态，并输出所计算的值。

3. 发明申请

US20070120730A1 Radar signal processor 有权
标题翻译：雷达信号处理器
公开(公告)号：US20070120730A1
公开(公告)日：2007-05-31
申请号：US11605993
申请日：2006-11-29
申请人： Gaku Takano , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake
发明人： Gaku Takano , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake
IPC分类号： G01S13/93
CPC分类号： G01S13/931 , G01S3/74 , G01S13/42 , G01S2013/0245
摘要： A radar signal processor has means for outputting a predetermined observation signal from a reflected wave caught by an array element, means for extracting an observation signal component concerning a target from the observation signal, means for computing a sample correlation matrix showing a correlation characteristic between the observation means which is a sample value of a correlation matrix from the observation signal components, means for estimating power of the reflected wave from the sample correlation matrix, and an array response matrix which is comprised of response vectors of the reflected waves, and means for selecting the reflected wave in a predetermined arrival direction power of which is to be estimated and a reflected wave in an azimuth adjacent to the arrival direction of the reflected wave and for computing and determining the array response matrix as an adjacent azimuth array response matrix, having only these reflected waves as elements in order to estimate the power of the reflected wave on the basis of the adjacent azimuth array response matrix.
摘要翻译：雷达信号处理器具有用于从由阵列元件捕获的反射波输出预定观测信号的装置，用于从观测信号中提取关于目标的观测信号分量的装置，用于计算示出相关特征的样本相关矩阵的装置观测装置，其是来自观测信号分量的相关矩阵的样本值，用于估计来自样本相关矩阵的反射波的功率的装置和由反射波的响应矢量组成的阵列响应矩阵，以及用于选择要被估计的预定到达方向功率的反射波和与反射波的到达方向相邻的方位角的反射波，并且用于计算和确定阵列响应矩阵作为相邻的方位阵列响应矩阵，具有只有这些反射波作为元素才能估计p 在相邻的方位阵列响应矩阵的基础上反射波的反射。

4. 发明授权

US07486230B2 Reflected wave power estimation device in a radar signal processor 有权
标题翻译：雷达信号处理器中的反射波功率估计装置
公开(公告)号：US07486230B2
公开(公告)日：2009-02-03
申请号：US11605993
申请日：2006-11-29
申请人： Gaku Takano , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake
发明人： Gaku Takano , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake
IPC分类号： G01S7/02 , G01S13/93
CPC分类号： G01S13/931 , G01S3/74 , G01S13/42 , G01S2013/0245
摘要： A radar signal processor has observation means for outputting a predetermined observation signal from a reflected wave, means for extracting an observation signal component concerning a target from the observation signal, means for computing a sample correlation matrix showing a correlation characteristic between the observation means from the observation signal components, means for estimating power of the reflected wave from the sample correlation matrix, and an array response matrix which is comprised of response vectors of the reflected waves. When estimating the power, an adjacent azimuth array response matrix having only the reflected waves of a predetermined arrival direction which power is to be estimated and the reflected waves of an azimuth adjacent to the reflected wave as elements is determined so as to estimate the power of the reflected wave.
摘要翻译：雷达信号处理器具有用于从反射波输出预定观测信号的观测装置，用于从观测信号中提取关于目标的观测信号分量的装置，用于计算示出来自所述观测装置的观测装置之间的相关特性的样本相关矩阵的装置观测信号分量，用于从样本相关矩阵估计反射波的功率的装置，以及由反射波的响应矢量组成的阵列响应矩阵。当估计功率时，确定仅具有将被估计功率的预定到达方向的反射波和与反射波相邻的方位角的反射波作为元件的相邻方位阵列响应矩阵，以便估计功率反射波。

5. 发明授权

US07688255B2 Electronic scanning radar apparatus 有权
标题翻译：电子扫描雷达装置
公开(公告)号：US07688255B2
公开(公告)日：2010-03-30
申请号：US11676684
申请日：2007-02-20
申请人： Koichiro Suzuki , Chiharu Yamano , Gaku Takano , Kazuma Natsume
发明人： Koichiro Suzuki , Chiharu Yamano , Gaku Takano , Kazuma Natsume
IPC分类号： G01S13/34 , G01S13/58 , G01S13/00
CPC分类号： G01S13/931 , G01S13/345 , G01S13/426 , G01S13/584
摘要： An electronic scanning radar apparatus has a cutting portion for cutting receiving data which is comprised of N numbers of data for each channel into two more short time data having M (
摘要翻译：电子扫描雷达装置具有切割部分，用于将每个通道的N个数据数据的接收数据切割成具有每个通道的时间方向上的M（N）个数据的两个更短的时间数据;逆矩阵用于从短时间数据计算和估计时间序列相关矩阵的逆矩阵的估计器;以及相位信息产生部分，用于计算时间序列相关矩阵的估计逆矩阵中的CAPON相位信息，以便检测距离，基于计算出的CAPON相位信息的目标的方位角和相对速度。

6. 发明申请

US20080048906A1 ELECTRONIC SCANNING RADAR APPARATUS 有权
标题翻译：电子扫描雷达设备
公开(公告)号：US20080048906A1
公开(公告)日：2008-02-28
申请号：US11676684
申请日：2007-02-20
申请人： Koichiro Suzuki , Chiharu Yamano , Gaku Takano , Kazuma Natsume
发明人： Koichiro Suzuki , Chiharu Yamano , Gaku Takano , Kazuma Natsume
IPC分类号： G01S13/42 , G01S13/93
CPC分类号： G01S13/931 , G01S13/345 , G01S13/426 , G01S13/584
摘要： An electronic scanning radar apparatus has a cutting portion for cutting receiving data which is comprised of N numbers of data for each channel into two more short time data having M (
摘要翻译：电子扫描雷达装置具有切割部分，用于将每个通道的N个数据数据的接收数据切割成具有每个通道的时间方向上的M（N）个数据的两个更短的时间数据;逆矩阵用于从短时间数据计算和估计时间序列相关矩阵的逆矩阵的估计器;以及相位信息产生部分，用于计算时间序列相关矩阵的估计逆矩阵中的CAPON相位信息，以便检测距离，基于计算的CAPON相位信息的目标的方位角和相对速度。

7. 发明授权

US07898465B2 Electronically scanned radar system and receiving antenna 有权
标题翻译：电子扫描雷达系统和接收天线
公开(公告)号：US07898465B2
公开(公告)日：2011-03-01
申请号：US12524672
申请日：2008-02-27
申请人： Chiharu Yamano , Yasushi Sakuma , Kento Nakabayashi , Kazuma Natsume
发明人： Chiharu Yamano , Yasushi Sakuma , Kento Nakabayashi , Kazuma Natsume
IPC分类号： G01S13/42 , G01S13/93
CPC分类号： G01S3/74 , G01S13/42 , G01S13/931 , H01Q3/26
摘要： A plurality of array antenna elements are divided in terms of a set constituted of an optionally selected L number of groups. The spaces between the array antenna elements are determined by obtaining a greatest common divisor of the set as a greatest common divisor of inter-group element spaces, the set having, as components, greatest common divisors of inter-element spaces of the individual L number of groups in the set, obtaining a greatest common divisor of inter-group element for every number L equal to or less than the maximum number of incoming waves by changing the number L of group components, and allowing a direction not to be caused in the radar scanning region by a number equal to or more than L+1, on the basis of the greatest common divisor of inter-group element spaces for every number L of group components, the direction being linearly dependent on an incoming wave corresponding to the greatest common divisor of inter-group element spaces.
摘要翻译：多个阵列天线元件根据由任意选择的L个组构成的集合进行划分。阵列天线元件之间的空间是通过获得该组的最大公约数作为组间元素空间的最大公约数来确定的，该集合具有作为各个L个数的元素间空间的最大公约数的组成部分的组中，通过改变组成分数L来获得等于或小于最大进入波数的每个数L的组间元素的最大公约数，并且允许在雷达扫描区域等于或大于L + 1的数量，基于每个数量L的组分量的群组间空间的最大公约数，该方向线性地取决于对应于最大的入射波组间元素空间的公约数。

8. 发明申请

US20070147482A1 Arrival direction estimation apparatus 有权
标题翻译：到达方向估计装置
公开(公告)号：US20070147482A1
公开(公告)日：2007-06-28
申请号：US11645754
申请日：2006-12-27
申请人： Hideki Shirai , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake
发明人： Hideki Shirai , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake
IPC分类号： H04B1/00 , H04L27/06
CPC分类号： H04L27/12 , G01S3/40 , G01S3/48 , G01S3/74 , G01S3/8006 , G01S3/8055 , G01S3/808
摘要： A technology for providing an arrival direction estimation apparatus which can greatly reduce the calculation amount in spectrum calculation and can perform precise direction estimation without setting short frequency division in spectrum calculation is disclosed. According to the technology, there is provided the arrival direction estimation apparatus including an antenna, a complex digital signal converting means, a real number correlation matrix calculating means, a real number weight matrix calculating means, a spectrum calculating means, and a spectrum peak detecting means, wherein the spectrum calculating means has a real number matrix storing means which stores a real number matrix, a multiplying means which multiplies part of elements of the real number matrix by part of elements of a real number weight matrix, a result storing means which stores the multiplication processing result, a calculating means which performs at least one or more processing of matrix element inversion processing and matrix element sign change processing for the stored processing result, an adding means which adds the processing result by the calculating means, part of the processing result stored in the result storing means, and part of the elements of the real number weight matrix, and a spectrum calculating means which calculates a spectrum with the use of the processing result.
摘要翻译：公开了一种用于提供能够大大减少频谱计算中的计算量并且可以执行精确方向估计而不在频谱计算中设置短分频的到达方向估计装置的技术。根据该技术，提供了包括天线，复数数字信号转换装置，实数相关矩阵计算装置，实数权重矩阵计算装置，频谱计算装置和频谱峰值检测的到达方向估计装置其中频谱计算装置具有存储实数矩阵的实数矩阵存储装置，将实数矩阵的部分元素乘以实数权重矩阵的元素的一部分的乘法装置，结果存储装置，存储乘法处理结果的计算装置，对所存储的处理结果进行矩阵元素反演处理和矩阵元素符号变更处理的至少一个以上处理的计算单元，将计算单元的处理结果相加的加法单元，存储在结果存储装置中的处理结果，以及真实元素的一部分数量权重矩阵，以及使用处理结果来计算频谱的频谱计算装置。

9. 发明申请

US20100045507A1 ELECTRONICALLY SCANNED RADAR SYSTEM AND RECEIVING ANTENNA 有权
标题翻译：电子扫描雷达系统和接收天线
公开(公告)号：US20100045507A1
公开(公告)日：2010-02-25
申请号：US12524672
申请日：2008-02-27
申请人： Chiharu Yamano , Yasushi Sakuma , Kento Nakabayashi , Kazuma Natsume
发明人： Chiharu Yamano , Yasushi Sakuma , Kento Nakabayashi , Kazuma Natsume
IPC分类号： G01S13/93 , G01S13/58 , G01S13/42
CPC分类号： G01S3/74 , G01S13/42 , G01S13/931 , H01Q3/26
摘要： A plurality of array antenna elements are divided in terms of a set constituted of an optionally selected L number of groups. The spaces between the array antenna elements are determined by obtaining a greatest common divisor of the set as a greatest common divisor of inter-group element spaces, the set having, as components, greatest common divisors of inter-element spaces of the individual L number of groups in the set, obtaining a greatest common divisor of inter-group element for every number L equal to or less than the maximum number of incoming waves by changing the number L of group components, and allowing a direction not to be caused in the radar scanning region by a number equal to or more than L+1, on the basis of the greatest common divisor of inter-group element spaces for every number L of group components, the direction being linearly dependent on an incoming wave corresponding to the greatest common divisor of inter-group element spaces.
摘要翻译：多个阵列天线元件根据由任意选择的L个组构成的集合进行划分。阵列天线元件之间的空间是通过获得该组的最大公约数作为组间元素空间的最大公约数来确定的，该集合具有作为各个L个数的元素间空间的最大公约数的组成部分的组中，通过改变组成分数L来获得等于或小于最大进入波数的每个数L的组间元素的最大公约数，并且允许在雷达扫描区域等于或大于L + 1的数量，基于每个数量L的组分量的群组间空间的最大公约数，该方向线性地取决于对应于最大的入射波组间元素空间的公约数。

10. 发明授权

US07843388B2 Arrival direction estimation apparatus 有权
标题翻译：到达方向估计装置
公开(公告)号：US07843388B2
公开(公告)日：2010-11-30
申请号：US11645754
申请日：2006-12-27
申请人： Hideki Shirai , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake
发明人： Hideki Shirai , Chiharu Yamano , Kazuma Natsume , Yasuyuki Miyake
IPC分类号： G01S5/04 , H04B7/216
CPC分类号： H04L27/12 , G01S3/40 , G01S3/48 , G01S3/74 , G01S3/8006 , G01S3/8055 , G01S3/808
摘要： A technology for providing an arrival direction estimation apparatus which can greatly reduce the calculation amount in spectrum calculation and can perform precise direction estimation without setting short frequency division in spectrum calculation is disclosed. According to the technology, there is provided the arrival direction estimation apparatus including an antenna, a complex digital signal converting means, a real number correlation matrix calculating means, a real number weight matrix calculating means, a spectrum calculating means, and a spectrum peak detecting means, wherein the spectrum calculating means has a real number matrix storing means which stores a real number matrix, a multiplying means which multiplies part of elements of the real number matrix by part of elements of a real number weight matrix, a result storing means which stores the multiplication processing result, a calculating means which performs at least one or more processing of matrix element inversion processing and matrix element sign change processing for the stored processing result, an adding means which adds the processing result by the calculating means, part of the processing result stored in the result storing means, and part of the elements of the real number weight matrix, and a spectrum calculating means which calculates a spectrum with the use of the processing result.
摘要翻译：公开了一种用于提供能够大大减少频谱计算中的计算量并且可以执行精确方向估计而不在频谱计算中设置短分频的到达方向估计装置的技术。根据该技术，提供了包括天线，复数数字信号转换装置，实数相关矩阵计算装置，实数权重矩阵计算装置，频谱计算装置和频谱峰值检测的到达方向估计装置其中频谱计算装置具有存储实数矩阵的实数矩阵存储装置，将实数矩阵的部分元素乘以实数权重矩阵的元素的一部分的乘法装置，结果存储装置，存储乘法处理结果的计算装置，对所存储的处理结果进行矩阵元素反演处理和矩阵元素符号变更处理的至少一个以上处理的计算单元，将计算单元的处理结果相加的加法单元，存储在结果存储装置中的处理结果，以及真实元素的一部分数量权重矩阵，以及使用处理结果来计算频谱的频谱计算装置。

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