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    • 2. 发明申请
    • Radar signal processor
    • 雷达信号处理器
    • US20070024492A1
    • 2007-02-01
    • US11376625
    • 2006-03-15
    • Gaku TakanoChiharu YamanoKazuma NatsumeYasuyuki MiyakeYasushi Sakuma
    • Gaku TakanoChiharu YamanoKazuma NatsumeYasuyuki MiyakeYasushi Sakuma
    • G01S13/93
    • G01S13/878G01S3/74G01S2013/9353
    • 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.
    • 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。
    • 3. 发明申请
    • Radar signal processor
    • 雷达信号处理器
    • US20070120730A1
    • 2007-05-31
    • US11605993
    • 2006-11-29
    • Gaku TakanoChiharu YamanoKazuma NatsumeYasuyuki Miyake
    • Gaku TakanoChiharu YamanoKazuma NatsumeYasuyuki Miyake
    • G01S13/93
    • G01S13/931G01S3/74G01S13/42G01S2013/0245
    • 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.
    • 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
    • Reflected wave power estimation device in a radar signal processor
    • 雷达信号处理器中的反射波功率估计装置
    • US07486230B2
    • 2009-02-03
    • US11605993
    • 2006-11-29
    • Gaku TakanoChiharu YamanoKazuma NatsumeYasuyuki Miyake
    • Gaku TakanoChiharu YamanoKazuma NatsumeYasuyuki Miyake
    • G01S7/02G01S13/93
    • G01S13/931G01S3/74G01S13/42G01S2013/0245
    • 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.
    • 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。
    • 7. 发明授权
    • Observation signal processing apparatus
    • 观察信号处理装置
    • US08354955B2
    • 2013-01-15
    • US12928913
    • 2010-12-22
    • Yasuyuki MiyakeAsahi KondouGaku Takano
    • Yasuyuki MiyakeAsahi KondouGaku Takano
    • G01S13/00
    • G01S13/582G01S7/2926G01S13/9307G01S13/931G01S2007/2886
    • An observation signal processing apparatus transmits a pulse signal as a search signal, generates an observation value based on a reflected signal against a target and a delay modulation pulse signal, and performs coherent integration on the observation value to output an integration value. The apparatus includes a section for determining a coherent integration count, a section for transmitting pulse signals equivalent to the coherent integration count, a section for calculating a phase correction amount based on an estimated relative speed, and a section for performing phase-weighted coherent integration on observation values for the number of times equivalent to the coherent integration count based on the phase correction amount.
    • 观测信号处理装置发送脉冲信号作为搜索信号,根据针对目标的反射信号和延迟调制脉冲信号生成观测值,对观测值进行相干积分,输出积分值。 该装置包括用于确定相干积分计数的部分,用于发送等于相干积分计数的脉冲信号的部分,用于基于估计的相对速度计算相位校正量的部分,以及用于执行相位加权相干积分的部分 基于相位校正量等于相干积分计数次数的观测值。
    • 8. 发明授权
    • Observation signal processing apparatus
    • 观察信号处理装置
    • US08188909B2
    • 2012-05-29
    • US12928911
    • 2010-12-22
    • Yasuyuki MiyakeAsahi KondouGaku Takano
    • Yasuyuki MiyakeAsahi KondouGaku Takano
    • G01S13/42
    • G01S7/288G01S13/26G01S13/582G01S13/931
    • An observation signal processing apparatus transmits pulse signals as search signals per each search, generates observation values based on reflected signals against a target and delay modulation pulse signals, and performs coherent integration on the observation values to output an integration value. The apparatus includes a section for storing a coherent integration count, a section for transmitting pulse signals equivalent to the coherent integration count, a section for calculating a phase correction amount based on an estimated relative speed, and a section for performing phase-weighted coherent integration on the observation values based on the phase correction amount.
    • 观察信号处理装置将每个搜索的脉冲信号作为搜索信号发送,根据针对目标的反射信号和延迟调制脉冲信号生成观测值,对观测值进行相干积分,输出积分值。 该装置包括用于存储相干积分计数的部分,用于发送相当于相干积分计数的脉冲信号的部分,基于估计的相对速度计算相位校正量的部分和用于执行相位加权相干积分的部分 基于相位校正量的观测值。