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1. 发明授权

US07656344B2 Target detecting method and target detecting apparatus 失效
标题翻译：目标检测方法和目标检测装置
公开(公告)号：US07656344B2
公开(公告)日：2010-02-02
申请号：US11920857
申请日：2005-08-19
申请人： Takayuki Inaba
发明人： Takayuki Inaba
IPC分类号： G01S13/93
CPC分类号： G01S13/34 , G01S7/354 , G01S13/426 , G01S13/931 , G01S2007/356
摘要： A receiving part receives, over a plurality of pulse reception sections, the echo of a transmitted pulse in a first range cell after a lapse of a first time period from a pulse transmission, and outputs a first signal based on the received echo. The receiving part also receives, over a plurality of pulse reception sections, the echo of the transmitted pulse in a second range cell after a lapse of a second time period from the pulse transmission, and outputs a second signal based on the received echo. A signal integrating part integrates a first number of first signals and outputs an integration result as a first range integration signal. The signal integrating part also integrates a second number of second signals and outputs an integration result as a second range integration signal. A target detecting part detects, based on the first and second range integration signals, a target.
摘要翻译：接收部在多个脉冲接收部中接收从脉冲发送开始经过第一时间段之后的第一范围单元中的发送脉冲的回波，并且基于接收的回波输出第一信号。接收部分在经过脉冲发送的第二时间段之后，在多个脉冲接收部分中接收在第二范围单元中发射的脉冲的回波，并且基于接收到的回波输出第二信号。信号积分部分积分第一数量的第一信号，并将积分结果作为第一范围积分信号输出。信号积分部分还对第二数量的第二信号进行积分，并将积分结果作为第二范围积分信号输出。目标检测部分基于第一和第二范围积分信号来检测目标。

2. 发明授权

US07586436B2 Radar device 失效
标题翻译：雷达设备
公开(公告)号：US07586436B2
公开(公告)日：2009-09-08
申请号：US10567789
申请日：2003-09-11
申请人： Toshio Wakayama , Takashi Sekiguchi , Atsushi Okamura , Masayoshi Ito , Takayuki Inaba , Masashi Mitsumoto
发明人： Toshio Wakayama , Takashi Sekiguchi , Atsushi Okamura , Masayoshi Ito , Takayuki Inaba , Masashi Mitsumoto
IPC分类号： G01S13/00
CPC分类号： G01S13/48 , G01S13/426
摘要： A radar device separates directions of a plurality of targets, obtained from combinations of antenna beams, with a high accuracy. The radar device includes: a direction calculating unit for calculating a primary direction, which is the direction of a target, from a combination of characterizing quantities calculated by a signal detector from the reception waves of at least two beams that partially overlap, among the beams radiated in the plurality of directions; and a direction integrating unit for, when a plurality of primary directions calculated by the direction calculating unit is present, calculating an integrated direction, which is the true target direction, from an area in which distribution of the plurality of primary directions is a predetermined density or greater, based on the primary directions belonging to the area.
摘要翻译：雷达装置以高精度分离从天线波束的组合获得的多个目标的方向。雷达装置包括：方向计算单元，用于根据来自部分重叠的至少两个波束的接收波的信号检测器计算的特征量的组合来计算作为目标的方向的主方向沿多个方向辐射; 以及方向整合单元，用于当存在由方向计算单元计算的多个主要方向时，从多个主方向的分布是预定密度的区域中计算作为真实目标方向的积分方向或更大，基于属于该地区的主要方向。

3. 发明申请

US20090009381A1 Radar System 失效
标题翻译：雷达系统
公开(公告)号：US20090009381A1
公开(公告)日：2009-01-08
申请号：US11658997
申请日：2004-08-02
申请人： Takayuki Inaba
发明人： Takayuki Inaba
IPC分类号： G01S13/58
CPC分类号： G01S13/34 , G01S13/536 , G01S13/584
摘要： By pulsing transmission radio waves of continuous wave radar, clutter components included in a reception signal are suppressed.In a radar system that emits into space pulsed transmission radio waves being generated based on a frequency-modulated reference continuous waveform, acquires a reception signal by receiving the pulsed transmission radio waves reflected from an external object, and computes distance thereto and velocity thereof from the frequency of a beat signal obtained by mixing the acquired reception signal with the reference continuous waveform, the radar system includes a frequency-band selector 19 for classifying, on the basis of a spectral spread corresponding to the pulse width of the pulsed transmission radio waves, frequency components of the beat signal, and a distance/velocity calculator 20 for computing, on the basis of the classified results from the frequency-band selector 19, relative distance to and velocity of a moving object, or relative distance to a stationary object.
摘要翻译：通过脉冲连续波雷达的发射无线电波，抑制包含在接收信号中的杂波分量。在基于频率调制参考连续波形发射到空间脉冲传输无线电波的雷达系统中，通过接收从外部物体反射的脉冲发射无线电波获取接收信号，并从其中计算距离及其速度通过将获取的接收信号与参考连续波形进行混合而获得的拍频信号的频率，雷达系统包括：频带选择器19，用于根据与脉冲发射无线电波的脉冲宽度相对应的频谱扩展，拍频信号的频率分量和距离/速度计算器20，用于根据来自频带选择器19的分类结果计算移动物体的相对距离和运动物体的速度或与静止物体的相对距离。

4. 发明授权

US07652616B2 Target object detection system 有权
标题翻译：目标物体检测系统
公开(公告)号：US07652616B2
公开(公告)日：2010-01-26
申请号：US11791732
申请日：2005-02-08
申请人： Takayuki Inaba
发明人： Takayuki Inaba
IPC分类号： G01S13/00 , G01S13/08 , G01S13/58
CPC分类号： G01S13/34 , G01S13/536 , G01S13/931
摘要： A time needed until measurement values are obtained in a two-frequency continuous wave radar systems is reduced.An object detection system that emits transmission signals, as transmission waves, whose frequencies have been modulated successively into a plurality of stepped frequencies, and receives echoes of the transmission waves reflected from target objects, thereby calculating relative velocities of the target objects by frequency-analyzing reception signals obtained from the received echoes. The target object detection system includes: a frequency modulation component that repeatedly executes frequency-modulation processes to successively modulate the transmission signals into those of the stepped frequencies, within a minimum measurement time in which a desired velocity resolution is achieved; and a frequency-analysis component that frequency-analyzes throughout the repeated frequency-modulation processes the reception signals processed by the frequency-modulation component.
摘要翻译：在双频连续波雷达系统中获得测量值所需的时间减少。发送作为发送波的发送信号的目标检测系统，其频率已被连续地调制为多个阶梯频率，并且接收从目标对象反射的发送波的回波，由此通过频率分析来计算目标对象的相对速度从接收到的回波获得的接收信号。目标物体检测系统包括：在实现期望的速度分辨率的最小测量时间内，重复执行调频处理以连续地将发送信号调制为阶梯式频率的频率调制分量; 以及频率分析部件，其对整个重复频率调制进行频率分析处理由频率调制部件处理的接收信号。

5. 发明申请

US20080165049A1 RADAR DEVICE 有权
标题翻译：雷达设备
公开(公告)号：US20080165049A1
公开(公告)日：2008-07-10
申请号：US11747440
申请日：2007-05-11
申请人： Toshio WAKAYAMA , Takayuki INABA
发明人： Toshio WAKAYAMA , Takayuki INABA
IPC分类号： G01S13/02
CPC分类号： H01Q1/3233 , G01S3/46 , G01S13/931 , H01Q3/26 , H01Q3/28
摘要： To provide a radar device that is capable of performing both of long-distance detection performance and short-distance wide-angle monitor in a DBF system radar, there is provided a radar device of a digital beam forming system that radiates waves toward a space, receives a reflected wave that is reflected by an object which exists within the space, and subjects the received reflected wave to signal processing to thereby measure the object, the radar device including a transmitting antenna that radiates waves toward an observation range where required maximum distances different in respective azimuths are assumed, and has a directivity characteristic in which the transmitting gains in the respective azimuths are set on the basis of the distance attenuation characteristic at the required maximum distances.
摘要翻译：为了提供能够在DBF系统雷达中同时执行远距离检测性能和短距离广角监视器的雷达装置，提供了一种向空间辐射波的数字波束形成系统的雷达装置，接收由空间内存在的物体反射的反射波，并且使所接收的反射波进行信号处理，从而测量物体，雷达装置包括发射天线，其向需要的最大距离不同的观测范围辐射波假设各方位，并且具有方向特性，其中根据所需最大距离处的距离衰减特性来设定各个方位角的发射增益。

6. 发明申请

US20080042895A1 Target Object Detection System 有权
标题翻译：目标对象检测系统
公开(公告)号：US20080042895A1
公开(公告)日：2008-02-21
申请号：US11791732
申请日：2005-02-08
申请人： Takayuki Inaba
发明人： Takayuki Inaba
IPC分类号： G01S13/58
CPC分类号： G01S13/34 , G01S13/536 , G01S13/931
摘要： A time needed until measurement values are obtained in a two-frequency continuous wave radar systems is reduced. A target object detection system (1) that emits to target objects transmission signals (22), as transmission waves (23), whose frequencies have been modulated successively into a plurality of stepped frequencies, and receives echoes (24) of the transmission waves (23) reflected from the target objects, thereby to calculate relative velocities of the target objects by frequency-analyzing reception signals (25) obtained from the received echoes (24). The target object detection system (1) includes: a frequency modulation means (2) that executes a plurality of times frequency-modulation processes to successively modulate the transmission signals (22) into those of the stepped frequencies, within a minimum measurement time in which a desired velocity resolution is achieved; and a frequency-analysis means (6) that frequency-analyzes throughout the plurality of frequency-modulation processes the reception signals (25) obtained by receiving the echoes (24) of the transmission signals (22) modulated into those of an identical stepped frequency in the plurality of frequency-modulation processes iterated by the frequency-modulation means (2).
摘要翻译：在双频连续波雷达系统中获得测量值所需的时间减少。将目标物体检测系统（1）发射到目标物体传输信号（22），作为发射波（23），其频率已被连续地调制为多个阶梯频率，并且接收发射波的回波（24） 23），从而通过频率分析从接收的回波（24）获得的接收信号（25）来计算目标对象的相对速度。目标对象检测系统（1）包括：频率调制装置（2），其在最小测量时间内执行多次频率调制处理，以将发送信号（22）连续地调制为阶跃频率实现所需的速度分辨率; 以及频率分析装置（6），其对所述多个频率调制处理中的接收信号（25）进行频率分析，所述接收信号（25）通过接收调制为相同阶跃频率的所述发送信号（22）的所述回波（24）在由频率调制装置（2）重复的多个频率调制处理中。

7. 发明授权

US07671788B2 Apparatus and method for suppression of unnecessary signals in a radar system 失效
标题翻译：用于抑制雷达系统中不必要信号的装置和方法
公开(公告)号：US07671788B2
公开(公告)日：2010-03-02
申请号：US11658997
申请日：2004-08-02
申请人： Takayuki Inaba
发明人： Takayuki Inaba
IPC分类号： G01S13/58
CPC分类号： G01S13/34 , G01S13/536 , G01S13/584
摘要： By pulsing transmission radio waves of continuous wave radar, clutter components included in a reception signal are suppressed.In a radar system that emits into space pulsed transmission radio waves being generated based on a frequency-modulated reference continuous waveform, acquires a reception signal by receiving the pulsed transmission radio waves reflected from an external object, and computes distance thereto and velocity thereof from the frequency of a beat signal obtained by mixing the acquired reception signal with the reference continuous waveform, the radar system includes a frequency-band selector 19 for classifying, on the basis of a spectral spread corresponding to the pulse width of the pulsed transmission radio waves, frequency components of the beat signal, and a distance/velocity calculator 20 for computing, on the basis of the classified results from the frequency-band selector 19, relative distance to and velocity of a moving object, or relative distance to a stationary object.
摘要翻译：通过脉冲连续波雷达的发射无线电波，抑制包含在接收信号中的杂波分量。在基于频率调制参考连续波形发射到空间脉冲传输无线电波的雷达系统中，通过接收从外部物体反射的脉冲发射无线电波获取接收信号，并从其中计算距离及其速度通过将获取的接收信号与参考连续波形进行混合而获得的拍频信号的频率，雷达系统包括：频带选择器19，用于根据与脉冲发射无线电波的脉冲宽度相对应的频谱扩展，拍频信号的频率分量和距离/速度计算器20，用于根据来自频带选择器19的分类结果计算移动物体的相对距离和运动物体的速度或与静止物体的相对距离。

8. 发明申请

US20090278727A1 Rader system 有权
标题翻译：雷达系统
公开(公告)号：US20090278727A1
公开(公告)日：2009-11-12
申请号：US11658996
申请日：2004-08-02
申请人： Takayuki Inaba
发明人： Takayuki Inaba
IPC分类号： G01S13/34
CPC分类号： G01S13/222 , G01S7/003 , G01S7/021 , G01S7/023 , G01S7/36 , G01S13/345 , G01S13/347 , H01Q3/26
摘要： A radar system utilizing a CW radar system, including an FMCW radar, is capable of avoiding interference wave generation and of simultaneously covering a number of radar systems within limited frequency modulation bands. The radar system 1 for emitting into space transmission radio waves based on a frequency-modulated continuous wave reference, and receiving transmission radio waves reflected from an external object, as well as for obtaining beat signals, from the received signals and the continuous wave reference, and computing from the beat signals obtained, a distance to and a velocity of the external object, comprises a pulse generation means 13 for pulsing the continuous-wave reference at an interval unique to the radar system, and an antenna 16 for emitting into space, the pulse transmit signals as the transmission radio waves.
摘要翻译：利用包括FMCW雷达在内的CW雷达系统的雷达系统能够避免干扰波的产生，同时覆盖有限的频率调制带内的多个雷达系统。雷达系统1，用于基于频率调制的连续波参照发射到空间传输无线电波，以及从接收信号和连续波参考中接收从外部物体反射的传输无线电波，以及用于获得节拍信号，并且根据所获得的拍子信号，外部物体的距离和速度进行计算，包括用于以雷达系统唯一的间隔脉冲连续波基准的脉冲发生装置13和用于发射到空间中的天线16，脉冲发射信号作为传输无线电波。

9. 发明申请

US20090207068A1 Target detecting method and target detecting apparatus 失效
标题翻译：目标检测方法和目标检测装置
公开(公告)号：US20090207068A1
公开(公告)日：2009-08-20
申请号：US11920857
申请日：2005-08-19
申请人： Takayuki Inaba
发明人： Takayuki Inaba
IPC分类号： G01S13/93
CPC分类号： G01S13/34 , G01S7/354 , G01S13/426 , G01S13/931 , G01S2007/356
摘要： A receiving part receives, over a plurality of pulse reception sections, the echo of a transmitted pulse in a first range cell after a lapse of a first time period from a pulse transmission, and outputs a first signal based on the received echo. The receiving part also receives, over a plurality of pulse reception sections, the echo of the transmitted pulse in a second range cell after a lapse of a second time period from the pulse transmission, and outputs a second signal based on the received echo. A signal integrating part integrates a first number of first signals and outputs an integration result as a first range integration signal. The signal integrating part also integrates a second number of second signals and outputs an integration result as a second range integration signal. A target detecting part detects, based on the first and second range integration signals, a target.
摘要翻译：接收部在多个脉冲接收部中接收从脉冲发送开始经过第一时间段之后的第一范围单元中的发送脉冲的回波，并且基于接收的回波输出第一信号。接收部分在经过脉冲发送的第二时间段之后，在多个脉冲接收部分中接收在第二范围单元中发射的脉冲的回波，并且基于接收到的回波输出第二信号。信号积分部分积分第一数量的第一信号，并将积分结果作为第一范围积分信号输出。信号积分部分还对第二数量的第二信号进行积分，并将积分结果作为第二范围积分信号输出。目标检测部分基于第一和第二范围积分信号来检测目标。

10. 发明授权

US07528768B2 Radar device 有权
标题翻译：雷达设备
公开(公告)号：US07528768B2
公开(公告)日：2009-05-05
申请号：US11870106
申请日：2007-10-10
申请人： Toshio Wakayama , Takayuki Inaba , Satoru Murayama , Takashi Sekiguchi
发明人： Toshio Wakayama , Takayuki Inaba , Satoru Murayama , Takashi Sekiguchi
IPC分类号： G01S13/08 , G01S13/00
CPC分类号： G01S7/292 , G01S7/354 , G01S13/52 , G01S2007/356
摘要： A radar device includes: an oscillator for generating a wave at a plurality of transmission frequencies; a transmitting antenna; a receiving antenna; a receiver for generating a real received signal; a Fourier transform unit for performing a Fourier transform on the real received signal in a time direction; a spectral peak detecting unit for receiving an input of a result of the Fourier transform to extract peak complex signal values of Doppler frequency points having a maximum amplitude; a distance calculating unit for storing the peak complex signal values and for calculating a distance to a reflecting object based on the stored peak complex signal values to output the obtained distance as a measured distance value; and a distance sign determining unit for determining validity of the measured distance value and for outputting the measured distance value and the Doppler frequency according to a result of determination.
摘要翻译：雷达装置包括：用于产生多个传输频率的波的振荡器; 发射天线; 接收天线; 用于产生实际接收信号的接收机; 傅立叶变换单元，用于对时间方向上的实际接收信号进行傅立叶变换; 频谱峰值检测单元，用于接收傅立叶变换的结果的输入，以提取具有最大幅度的多普勒频点的峰值复信号值; 距离计算单元，用于存储所述峰值复信号值，并且用于基于所存储的峰值复信号值计算到反射对象的距离，以输出所获得的距离作为测量距离值; 以及距离符号确定单元，用于根据确定的结果确定所测量的距离值的有效性并输出所测量的距离值和多普勒频率。

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