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    • 61. 发明申请
    • METHOD AND SYSTEM FOR JOINTLY SEPARATING NOISE FROM SIGNALS
    • 从信号中分离噪声的方法和系统
    • US20160341814A1
    • 2016-11-24
    • US15175886
    • 2016-06-07
    • U.S. Army Research Laboratory ATTN: RDRL-LOC-I
    • Lam H. NguyenTrac D. Tran
    • G01S7/02G01S13/90
    • G01S7/023G01S13/0209G01S13/90H04B1/71632H04B17/345H04L25/03305H04L27/0004
    • A system for reception of electromagnetic waves in a spectrum in which interference with radio frequencies of other electronics devices occurs comprising a transmitter; at least one receiver configured to receive the received signal; each received signal organized into a digital vector; at least one memory portion configured to store a plurality of received signals in a vector form; the vectors being combined into a matrix, each vector of the matrix being a digital data record representing a received signal; at least one processor operatively connected to the at least one memory portion; the at least one processor configured to estimate that portion of the received signal attributable to noise; the at least one processor operating to jointly estimate a minimal number of distinctive noise patterns and minimize the simplicity of the data of interest; the at least processor operating to process the noise and data of interest separately.
    • 一种在其中发生与其他电子设备的射频的干扰的频谱中接收电磁波的系统,包括发射机; 至少一个接收器,被配置为接收所接收的信号; 每个接收到的信号组织成一个数字矢量; 至少一个存储器部分被配置为以矢量形式存储多个接收信号; 所述矢量被组合成矩阵,所述矩阵的每个矢量是表示接收信号的数字数据记录; 至少一个处理器可操作地连接到该至少一个存储器部分; 所述至少一个处理器被配置为估计归因于噪声的所述接收信号的所述部分; 所述至少一个处理器操作以共同估计最小数量的特征噪声模式并使感兴趣的数据的简单化最小化; 该至少处理器分别操作以处理感兴趣的噪声和数据。
    • 62. 发明授权
    • Method of radar surveillance and of radar signal acquisition
    • 雷达监测和雷达信号采集方法
    • US09476971B2
    • 2016-10-25
    • US14005813
    • 2012-02-13
    • Pascal CornicDaniel JahanPatrick Garrec
    • Pascal CornicDaniel JahanPatrick Garrec
    • G01S13/02G01S7/02G01S7/36G01S13/90
    • G01S13/02G01S7/02G01S7/021G01S7/023G01S7/36G01S13/90G01S2013/9064
    • A radar includes an antennal structure, with means for transmitting an impulse signal in a band centered on F1 according to a repetition period centered on a recurrence period Tr1 and pulse width T1, with means for receiving signals by the antenna in frequency band ΔF, with a unit for processing the signals received on a set of N distance bins. The signals received are transmitted by another radar in a frequency band centered on F2 where F2−F1≦ΔF, according to a repetition period centered on a period Tr2 and pulse width T2. The signals transmitted by the two radars are asynchronous. The method comprises: slaving frequency F1 to frequency F2, by measuring the power received integrated over the N distance bins and over several recurrences, determination of period Tr2 and T2 and slaving the period centered on Tr1 to a period centered on Tr2 with Tr1=k*Tr2.
    • 雷达包括触角结构,具有根据以复现周期Tr1和脉冲宽度T1为中心的重复周期以F1为中心的频带中的脉冲信号的装置,具有用于在频带ΔF中由天线接收信号的装置, 用于处理在一组N个距离仓上接收的信号的单元。 接收到的信号根据以时间间隔Tr2和脉冲宽度T2为中心的重复周期,以F2为中心的频域F2-F1≤ΔF的另一个雷达发送。 由两个雷达发射的信号是异步的。 该方法包括:通过测量在N个距离仓上积分的功率和超过几次重复来测量频率F1到频率F2,确定周期Tr2和T2,并将以Tr1为中心的周期以Tr1为中心的周期Tr1 = k * Tr2。
    • 63. 发明申请
    • RADAR ASSEMBLY
    • 雷达装配
    • US20160231417A1
    • 2016-08-11
    • US15018660
    • 2016-02-08
    • DENSO CORPORATIONNAGOYA INSTITUTE OF TECHNOLOGY
    • Yutaka AokiKazuoki MatsugataniKunio Sakakibara
    • G01S7/35G01S13/93
    • G01S13/931G01S7/023G01S7/032G01S7/038G01S2007/027G01S2013/9389G01S2013/9392H01Q1/3233H01Q15/0013
    • In a radar assembly, a first dielectric member includes a dielectric outermost structural member of a vehicle. A radar device includes an antenna module, and a substantially tubular or domed radome. The radome includes a transmissive portion, and is disposed to cover the antenna module such that the transmitted radar wave passes through the transmissive portion. The transmissive portion is disposed behind the back surface of the first dielectric member with space thereto. A second dielectric member includes at least the transmissive portion, and is disposed to face the first dielectric member. A frequency-selective substrate passes a radar wave within a frequency band therethrough, and block radar waves outside the frequency band. The frequency-selective substrate is disposed such that its first surface is directly abutted onto the first dielectric member, and its second surface is directly abutted onto the second dielectric member to constitute a sandwich structure.
    • 在雷达组件中,第一电介质构件包括车辆的介质最外面的结构构件。 雷达装置包括天线模块和基本上管状或圆顶的天线罩。 天线罩包括透射部分,并且设置成覆盖天线模块,使得发射的雷达波通过透射部分。 透射部分设置在具有空间的第一电介质构件的后表面之后。 第二电介质构件至少包括透射部分,并且被设置为面对第一电介质构件。 频率选择性衬底通过频带内的雷达波,并且在频带外阻挡雷达波。 频率选择性基板被布置成使得其第一表面直接抵靠在第一电介质构件上,并且其第二表面直接抵靠在第二电介质构件上以构成夹层结构。
    • 64. 发明申请
    • Deep Fusion of Polystatic MIMO Radars with The Internet of Vehicles for Interference-free Environmental Perception
    • 用于无干扰环境感知的车辆互联网的Polystatic MIMO雷达的深度融合
    • US20160223643A1
    • 2016-08-04
    • US14975755
    • 2015-12-19
    • Wenhua LiMin Xu
    • Wenhua LiMin Xu
    • G01S7/02G01S13/00
    • G01S7/023G01S13/003G01S13/345G01S13/862G01S13/865G01S13/867G01S13/878G01S13/931G01S2013/9375G01S2013/9378G01S2013/9385
    • This invention is related to a deep multi-sensor fusion system for inter-radar interference-free environmental perception comprising of (1) polystatic Multi-Input Multi-Output (MIMO) radars such as radio frequency radar and laser radar; (2) vehicle self-localization and navigation; (3) the Internet of Vehicles (IoV) including Vehicle-to-Vehicle communication (V2V), Vehicle-to-Infrastructure communication (V2I), other communication systems, data center/cloud; (4) passive sensors such as EOIR, and (5) deep multi-sensor fusion algorithms. The self-localization sensors and V2X formulate cooperative sensors. The polystatic MIMO radar on each vehicle utilizes both its own transmitted radar signals and ones from other vehicles to detect obstacles. The transmitted radar signals from other vehicles are not considered as interference or uselessness as conventional radars, but considered as useful signals to formulate a polystatic MIMO radar which can overcome the interference problem and improve the radar performance. This invention can be applied to all kinds of vehicles and robotics.
    • 本发明涉及一种用于雷达无干扰环境感知的深层多传感器融合系统,其包括(1)诸如射频雷达和激光雷达的多静态多输入多输出(MIMO)雷达; (2)车辆自身定位和导航; (3)包括车对车通信(V2V),车对基础设施通信(V2I),其他通信系统,数据中心/云等的车辆互联网(IoV) (4)无源传感器如EOIR,(5)深度多传感器融合算法。 自定位传感器和V2X配置了协同传感器。 每辆车上的多立体MIMO雷达都利用其自身的发射雷达信号和来自其他车辆的雷达信号来检测障碍物。 来自其他车辆的发射雷达信号不被认为是传统雷达的干扰或无用性,而被认为是制定可以克服干扰问题并提高雷达性能的多频雷达的有用信号。 本发明可应用于各种车辆和机器人。
    • 66. 发明申请
    • RADAR FALSE ALERT REDUCTION
    • 雷达减速警戒
    • US20160187461A1
    • 2016-06-30
    • US15062983
    • 2016-03-07
    • Escort, Inc.
    • Steven K. OrrJohn KuhnJeff StevensThomas W. Humphrey
    • G01S7/02G01S7/04
    • G01S7/022G01S7/023G01S7/04
    • A radar detector suppresses alerts from vehicle guidance systems, by sweeping for a consistent radar signal; the center frequency of the signal is stored and the detector suppresses warnings of radar signals near that frequency. The detector uses an enhanced method for suppression of signals near a known location of a false signal source; in the event the detector detects a radar signal and finds a matching stored false signal, the detector will first compare the strength of the received signal to a threshold strength that is computed based upon the distance of the detector from the stored false signal, and will only suppress signals below threshold. The detector includes a camera directed to the road in the vicinity of the vehicle. Image data from the camera is processed to identify police vehicles as identified by flashing lights, a profile including a rooftop light bar and/or highly contrasting colored panels.
    • 雷达检测器通过扫描一致的雷达信号来抑制来自车辆引导系统的警报; 信号的中心频率被存储,并且检测器抑制在该频率附近的雷达信号的警告。 检测器使用增强的方法来抑制伪信号源的已知位置附近的信号; 在检测器检测到雷达信号并找到匹配的存储的假信号的情况下,检测器将首先将接收信号的强度与基于检测器距存储的假信号的距离计算的阈值强度进行比较,并且将 只能抑制低于阈值的信号。 检测器包括指向车辆附近的道路的照相机。 处理来自相机的图像数据,以识别通过闪光灯识别的警车,包括屋顶灯条和/或高度对比的彩色面板的轮廓。
    • 68. 发明授权
    • Broadband frequency detector
    • 宽带频率检测器
    • US09377526B2
    • 2016-06-28
    • US14758858
    • 2014-01-07
    • DJP CO., LTD.
    • Hanyong KimKyungsoo Lim
    • H03K9/06G01S7/02H03K5/125G01R29/08G08G1/052
    • G01S7/022G01R29/0871G01S7/021G01S7/023G01S13/0209G01S13/343G01S13/347G01S13/931G08G1/052H03K5/125
    • Provided is a broadband frequency detector, more particularly, to a frequency detector detecting all the signals for guiding the safe vehicle operation, and radar signals for determining vehicle speeds. The broadband frequency detector comprises: a horn antenna configured to receive signals having specific frequencies; a first amplifier configured to receive the signals having specific frequencies from the horn antenna; a mixer unit configured to receive signals from the first amplifier, wherein the signals are low noise amplified therein; and a second amplifier, arranged in parallel with the amplifier, for transferring signals to the mixer unit after low noise amplifying the signal received from the horn antenna, wherein the second amplifier includes a transistor and a first microwave circuit unit for matching the impedance of the horn antenna and the impedance of the transistor.
    • 提供了宽带频率检测器,更具体地,涉及检测用于引导安全车辆操作的所有信号的频率检测器和用于确定车辆速度的雷达信号。 宽带频率检测器包括:喇叭天线,被配置为接收具有特定频率的信号; 第一放大器,被配置为从喇叭天线接收具有特定频率的信号; 混频器单元,被配置为从第一放大器接收信号,其中信号被低噪声放大; 以及与所述放大器并联布置的第二放大器,用于在从所述喇叭天线接收的信号低噪声放大之后将信号传送到所述混频器单元,其中所述第二放大器包括晶体管和第一微波电路单元, 喇叭天线和晶体管的阻抗。
    • 69. 发明授权
    • Radar detection and dynamic frequency selection
    • 雷达检测和动态频率选择
    • US09366750B2
    • 2016-06-14
    • US12761937
    • 2010-04-16
    • Bhaskar V. NallapureddyTsunglun YuYungping HsuSek Kin Neng
    • Bhaskar V. NallapureddyTsunglun YuYungping HsuSek Kin Neng
    • H04L27/06G01S7/02
    • G01S7/021G01S7/023
    • A method and apparatus for: receiving a radio frequency (RF) signal on a first channel; determining a radio signal strength of the RF signal; performing a correlation of the RF signal with a predetermined sequence of a wireless data packet to determine whether the RF signal contains the predetermined sequence; in response to the RF signal not containing the predetermined sequence, generating an indication that the RF signal is not a wireless data packet; and determining whether the radio signal strength of the RF signal exceeds a predetermined threshold. In response to i) the radio signal strength exceeding the predetermined threshold and ii) the indication being generated: measuring a parameter associated with the RF signal; determining whether the RF signal is a radar signal based on the parameter; and changing from the first channel in response to the RF signal being determined to be a radar signal.
    • 一种用于在第一信道上接收射频(RF)信号的方法和设备; 确定RF信号的无线电信号强度; 执行所述RF信号与无线数据分组的预定序列的相关性,以确定所述RF信号是否包含所述预定序列; 响应于不包含预定序列的RF信号,产生RF信号不是无线数据分组的指示; 以及确定所述RF信号的无线电信号强度是否超过预定阈值。 响应于i)所述无线电信号强度超过所述预定阈值,以及ii)正在产生的指示:测量与所述RF信号相关联的参数; 基于所述参数确定所述RF信号是否为雷达信号; 并且响应于RF信号被确定为雷达信号,从第一信道改变。
    • 70. 发明授权
    • Method and system for estimation and extraction of interference noise from signals
    • 估计和提取信号干扰噪声的方法和系统
    • US09363024B2
    • 2016-06-07
    • US14452902
    • 2014-08-06
    • U.S. Army Research Laboratory ATTN: RDRL-LOC-I
    • Lam H. NguyenTrac D. Tran
    • G01S7/292G01S13/90H04B15/00G01S7/02G01S13/02H04L27/00G01S13/00H04B1/7163H04B17/345
    • H04B15/00G01S7/023G01S13/0209G01S13/90H04B1/71632H04B17/345H04L27/0004
    • A system for reception of electromagnetic waves in spectrum in which interference occurs comprising at least one transmitter; at least one receiver configured to receive the received signal; a first memory portion configured to store data relating to a point target response; a spectrum estimator configured to estimate the frequencies at which interfering signals occur; at least one processor configured to generate an estimation of the interfering signals at the frequencies estimated by the spectrum estimator; a second memory portion operatively connected to the at least one processor configured to store the estimation of the components of the interfering signals; the at least one processor configured to substantially reduce or eliminate radio frequency interfering signals from the received signal utilizing the point target response and the estimation of the interfering signals; and a method to substantially reduce or eliminate radio frequency interfering signals from for image data.
    • 一种用于在发生干扰的频谱中接收电磁波的系统,包括至少一个发射机; 至少一个接收器,被配置为接收所接收的信号; 第一存储器部分,被配置为存储与点目标响应有关的数据; 频谱估计器,被配置为估计发生干扰信号的频率; 至少一个处理器,被配置为产生由所述频谱估计器估计的频率处的所述干扰信号的估计; 第二存储器部分,可操作地连接到被配置为存储干扰信号的分量的估计的至少一个处理器; 所述至少一个处理器被配置为利用所述点目标响应和所述干扰信号的估计来大大减少或消除来自所接收信号的射频干扰信号; 以及从图像数据中显着减少或消除射频干扰信号的方法。