公开(公告)号：US20090135053A1

公开(公告)日：2009-05-28

申请号：US12294105

申请日：2007-04-03

Applicant: Noboru Negoro ,  Takeshi Fukuda ,  Hiroyuki Sakai

Inventor： Noboru Negoro ,  Takeshi Fukuda ,  Hiroyuki Sakai

IPC: G01S13/79

CPC classification number: H04B1/707 ,  H04J13/10

Abstract: The code generation apparatus includes: a clock generation unit (160) which generates a clock signal of a first frequency; a timing control unit (130) which generates a timing signal of a second frequency lower than the first frequency; a code table storage unit (120) in which a plurality of code sequences serving as a source for a pseudo-noise code is stored; an address control unit (110) which selects, according to the timing signal, a code sequence to be read, from among a plurality of code sequences; a partial code sequence extraction unit (140) which extracts, as a partial code sequence, a code of a predetermined length, from the code sequence to be read; and a parallel-series conversion unit (150) which outputs the partial code sequence by one bit at a time, according to the clock signal.

Abstract translation: 代码生成装置包括：时钟生成单元，生成第一频率的时钟信号; 定时控制单元，其生成低于第一频率的第二频率的定时信号; 代码表存储单元，其中存储用作伪噪声代码的源的多个代码序列; 地址控制单元，根据定时信号，从多个码序列中选择要读取的码序列; 部分代码序列提取单元，从要读取的代码序列中提取预定长度的代码作为部分代码序列; 以及根据时钟信号一次一个位输出部分码序列的并行串转换单元（150）。

公开(公告)号：US08018372B2

公开(公告)日：2011-09-13

申请号：US12678586

申请日：2008-07-28

Applicant: Noboru Negoro ,  Takeshi Fukuda ,  Hiroyuki Sakai

Inventor： Noboru Negoro ,  Takeshi Fukuda ,  Hiroyuki Sakai

IPC: G01S13/58

CPC classification number: G01S13/325 ,  G01S13/931 ,  G01S2013/9375 ,  G01S2013/9378

Abstract: The spread spectrum radar apparatus in the present invention (i) includes: a transmission code generator (110); a reception code generator (121) generating a reception code obtained by delaying a transmission code; a spread modulator (112) spread-modulating a signal generated by a local oscillator (111) using the transmission code; a transmission antenna (113) transmitting the spread-modulated signal; a reception antenna (120) receiving a signal; a spread demodulator (122) demodulating the signal using the reception code to provide a correlation signal; a mixer (123) mixing the correlation signal and the signal generated by the local oscillator (111) to generate a radar signal; a virtual image determining unit (130) determining a virtual image; and a radar signal calculation device (160) calculating the radar signal using a virtual image determination signal, and (ii) adds a calculation and an offset signal for suppressing a peak intensity of the virtual image when the virtual image occurs.

Abstract translation: 本发明（i）中的扩频雷达装置包括：发送码发生器（110）; 产生通过延迟传输码而获得的接收码的接收码发生器（121）; 扩展调制器（112）使用所述传输码扩展调制由本地振荡器（111）产生的信号; 发送所述扩展调制信号的发送天线（113） 接收天线（120），接收信号; 扩展解调器（122），使用接收码解调信号以提供相关信号; 混合器（123），混合相关信号和由本地振荡器（111）产生的信号，以产生雷达信号; 虚拟图像确定单元（130），确定虚拟图像; 以及雷达信号计算装置（160），使用虚拟图像确定信号计算雷达信号，并且（ii）在虚拟图像发生时添加用于抑制虚拟图像的峰值强度的计算和偏移信号。

公开(公告)号：US20090003412A1

公开(公告)日：2009-01-01

申请号：US12038198

申请日：2008-02-27

Applicant: Noboru NEGORO ,  Takeshi FUKUDA ,  Hiroyuki SAKAI

Inventor： Noboru NEGORO ,  Takeshi FUKUDA ,  Hiroyuki SAKAI

IPC: H04B1/69

CPC classification number: G01S13/325 ,  G01S7/023 ,  H04B2201/70715

Abstract: To provide a spread spectrum radar apparatus which can lower the probability for misidentifying a presence of object. The spread spectrum radar apparatus includes: a pseudo-noise code for transmission generation unit which generates a pseudo-noise code for transmission; a spread spectrum modulation unit which performs spread spectrum modulation on a carrier wave using the pseudo-noise code for transmission; a pseudo-noise code for receiver generation unit which generates a pseudo-noise code for receiver which is a time-delayed pseudo-noise code for transmission; a spread spectrum demodulation unit which performs spread spectrum demodulation on a received signal, using the pseudo-noise code for receiver, so as to output a correlation signal; a code change control unit which changes the pseudo-noise codes for transmission and receiver into a different kind of the pseudo-noise codes at every predetermined time; and a correlation value calculation unit which averages or integrates, with the number of kinds of the generated pseudo-noise codes, an intensity of the correlation signal.

Abstract translation: 提供一种可以降低错误识别物体存在的可能性的扩频雷达装置。 扩频雷达装置包括：发送生成单元的伪噪声码，生成用于发送的伪噪声码; 扩频调制单元，其使用用于发送的伪噪声码对载波进行扩频调制; 用于生成用于接收机的伪噪声码的接收机生成单元的伪噪声码，所述伪噪声码是用于发射的时间延迟的伪噪声码; 扩展频谱解调单元，使用接收机的伪噪声码对接收信号进行扩频解调，以输出相关信号; 代码变更控制单元，其将每个预定时间的伪噪声码改变为不同种类的伪噪声码; 以及相关值计算单元，其与生成的伪噪声代码的种类的数量对相关信号的强度进行平均或积分。

公开(公告)号：US07724182B2

公开(公告)日：2010-05-25

申请号：US12099905

申请日：2008-04-09

Applicant: Kenichi Inoue ,  Daisuke Ueda ,  Noboru Negoro ,  Hiroyuki Sakai

Inventor： Kenichi Inoue ,  Daisuke Ueda ,  Noboru Negoro ,  Hiroyuki Sakai

IPC: G01S7/40

CPC classification number: G01S7/4004 ,  G01S7/285 ,  G01S13/931

Abstract: The radar system includes: a transmission circuit transmitting the radar waves via a transmission antenna; a receiving circuit receiving the reflected waves via a receiving antenna; a delay line having an end connected to aid transmission circuit and the other end connected to said receiving circuit, which delays the radar waves by a predetermined delay amount; a correlation circuit/coherent detection circuit which detects a waveform having a strength equal to or higher than a predetermined strength, from a signal provided from said receiving circuit which obtains the signal from the reflected waves or the delayed radar waves; and a level decision circuit which judges, during self-diagnosis, whether or not the detected waveform is a waveform of the delayed radar wave according to the predetermined delay amount, and if the waveform is not the waveform of the delayed radar wave, determines that abnormality occurs in said radar system.

Abstract translation: 雷达系统包括：通过发射天线发射雷达波的发射电路; 接收电路，经由接收天线接收反射波; 延迟线，其端部连接以辅助传输电路，另一端连接到所述接收电路，其将雷达波延迟预定的延迟量; 相关电路/相干检测电路，从从所述接收电路提供的信号中检测出具有等于或大于预定强度的强度的波形，该信号从反射波或延迟雷达波获得信号; 以及电平判定电路，在自诊断期间，根据预定的延迟量判断检测出的波形是否是延迟的雷达波的波形，如果波形不是延迟的雷达波的波形，则判定为 所述雷达系统发生异常。

公开(公告)号：US20080252513A1

公开(公告)日：2008-10-16

申请号：US12099905

申请日：2008-04-09

Applicant: Kenichi INOUE ,  Daisuke UEDA ,  Noboru NEGORO ,  Hiroyuki SAKAI

Inventor： Kenichi INOUE ,  Daisuke UEDA ,  Noboru NEGORO ,  Hiroyuki SAKAI

IPC: G01S13/00

CPC classification number: G01S7/4004 ,  G01S7/285 ,  G01S13/931

Abstract: The radar system includes: a transmission circuit transmitting the radar waves via a transmission antenna; a receiving circuit receiving the reflected waves via a receiving antenna; a delay line having an end connected to aid transmission circuit and the other end connected to said receiving circuit, which delays the radar waves by a predetermined delay amount; a correlation circuit/coherent detection circuit which detects a waveform having a strength equal to or higher than a predetermined strength, from a signal provided from said receiving circuit which obtains the signal from the reflected waves or the delayed radar waves; and a level decision circuit which judges, during self-diagnosis, whether or not the detected waveform is a waveform of the delayed radar wave according to the predetermined delay amount, and if the waveform is not the waveform of the delayed radar wave, determines that abnormality occurs in said radar system.

Abstract translation: 雷达系统包括：通过发射天线发射雷达波的发射电路; 接收电路，经由接收天线接收反射波; 延迟线，其端部连接以辅助传输电路，另一端连接到所述接收电路，其将雷达波延迟预定的延迟量; 相关电路/相干检测电路，从从所述接收电路提供的信号中检测出具有等于或大于预定强度的强度的波形，该信号从反射波或延迟雷达波获得信号; 以及电平判定电路，在自诊断期间，根据预定的延迟量判断检测出的波形是否是延迟的雷达波的波形，如果波形不是延迟的雷达波的波形，则判定为 所述雷达系统发生异常。

公开(公告)号：US20100194627A1

公开(公告)日：2010-08-05

申请号：US12678586

申请日：2008-07-28

Applicant: Noboru Negoro ,  Takeshi Fukuda ,  Hiroyuki Sakai

Inventor： Noboru Negoro ,  Takeshi Fukuda ,  Hiroyuki Sakai

IPC: G01S13/00

CPC classification number: G01S13/325 ,  G01S13/931 ,  G01S2013/9375 ,  G01S2013/9378

Abstract: The spread spectrum radar apparatus in the present invention (i) includes: a transmission code generator (110); a reception code generator (121) generating a reception code obtained by delaying a transmission code; a spread modulator (112) spread-modulating a signal generated by a local oscillator (111) using the transmission code; a transmission antenna (113) transmitting the spread-modulated signal; a reception antenna (120) receiving a signal; a spread demodulator (122) demodulating the signal using the reception code to provide a correlation signal; a mixer (123) mixing the correlation signal and the signal generated by the local oscillator (111) to generate a radar signal; a virtual image determining unit (130) determining a virtual image; and a radar signal calculation device (160) calculating the radar signal using a virtual image determination signal, and (ii) adds a calculation and an offset signal for suppressing a peak intensity of the virtual image when the virtual image occurs.

Abstract translation: 本发明（i）中的扩频雷达装置包括：发送码发生器（110）; 产生通过延迟传输码而获得的接收码的接收码发生器（121）; 扩展调制器（112）使用所述传输码扩展调制由本地振荡器（111）产生的信号; 发送所述扩展调制信号的发送天线（113） 接收天线（120），接收信号; 扩展解调器（122），使用接收码解调信号以提供相关信号; 混合器（123），混合相关信号和由本地振荡器（111）产生的信号，以产生雷达信号; 虚拟图像确定单元（130），确定虚拟图像; 以及雷达信号计算装置（160），使用虚拟图像确定信号计算雷达信号，并且（ii）在虚拟图像发生时添加用于抑制虚拟图像的峰值强度的计算和偏移信号。

公开(公告)号：US07855677B2

公开(公告)日：2010-12-21

申请号：US12294105

申请日：2007-04-03

Applicant: Noboru Negoro ,  Takeshi Fukuda ,  Hiroyuki Sakai

Inventor： Noboru Negoro ,  Takeshi Fukuda ,  Hiroyuki Sakai

IPC: G01S13/00 ,  H04B1/00 ,  H04B14/04 ,  H04L27/00

CPC classification number: H04B1/707 ,  H04J13/10

Abstract: The code generation apparatus includes: a clock generator which generates a clock signal of a first frequency; a timing controller which generates a timing signal of a second frequency lower than the first frequency; a code table storage in which a plurality of code sequences serving as a source for a pseudo-noise code is stored; an address controller which selects, according to the timing signal, a code sequence to be read, from among a plurality of code sequences; a partial code sequence extractor which extracts, as a partial code sequence, a code of a predetermined length, from the code sequence to be read; and a parallel-series convertor which outputs the partial code sequence one bit at a time, according to the clock signal.

Abstract translation: 代码生成装置包括：时钟发生器，其生成第一频率的时钟信号; 定时控制器，其生成低于第一频率的第二频率的定时信号; 其中存储用作伪噪声码的源的多个码序列的码表存储器; 地址控制器，根据所述定时信号，从多个码序列中选择要读取的码序列; 部分代码序列提取器，从要读取的代码序列中提取预定长度的代码作为部分代码序列; 以及并行串联转换器，其根据时钟信号一次输出一个位的部分代码序列。