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    • 11. 发明授权
    • Radar apparatus
    • 雷达装置
    • US09128174B2
    • 2015-09-08
    • US13408080
    • 2012-02-29
    • Yasuhiro KuronoTomohiro ShinomiyaHisateru Asanuma
    • Yasuhiro KuronoTomohiro ShinomiyaHisateru Asanuma
    • G01S13/08G01S7/292G01S13/58G01S13/00G01S7/28G01S3/06G01S7/483
    • G01S7/2925G01S3/06G01S7/28G01S7/2813G01S7/483G01S13/00
    • There is provided a radar apparatus of an electronic scan type configured to transmit an electric wave and calculate an angle of a target based on a phase difference of respective reception signals, thereby detecting a target position. An antenna unit transmits and receives the electric wave and provided with two transmission antennae. A transmission unit alternately transmits an electric wave having a first beam pattern and an electric wave having a second beam pattern from the two transmission antennae. First and second reception units calculate arrival angles and reception levels of reflected waves calculated from respective reception signals which are obtained by receiving the reflected waves by the first and second beam patterns. A comparison unit compares the reception levels by combining the arrival angles of the reflected waves. A determination unit determines whether a target actually exists at the arrival angles in accordance a comparison result.
    • 提供了一种电子扫描类型的雷达装置,其被配置为基于各个接收信号的相位差来传送电波并计算目标的角度,从而检测目标位置。 天线单元发送和接收电波并提供两个发射天线。 发送单元从两个发送天线交替发送具有第一波束图案的电波和具有第二波束图案的电波。 第一和第二接收单元计算通过由第一和第二波束图案接收反射波而获得的各个接收信号计算出的反射波的到达角度和接收电平。 比较单元通过组合反射波的到达角度来比较接收电平。 确定单元根据比较结果确定目标是否在到达角度实际存在。
    • 12. 发明申请
    • SYSTEMS AND METHODS FOR COMPRESSIVE SENSING RANGING EVALUATION
    • 用于压缩感测范围评估的系统和方法
    • US20140266619A1
    • 2014-09-18
    • US13831938
    • 2013-03-15
    • MOJIX, INC.
    • Andreas AliAndres CasadoS. Bradford
    • G06K7/10
    • G01S11/02G01S13/00G01S13/75G01S2013/0245G06K7/10099G06K7/10356G06K7/10366
    • RFID systems for locating RFID tags utilizing phased array antennas and compressed sensing processing techniques in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, an RFID system includes at least one exciter that includes at least one transmit antenna, a phased antenna array that includes a plurality of receive antennas, and an RFID receiver system configured to communicate with the at least one exciter and connected to the phased antenna array, where the RFID receiver system is configured to locate an RFID tag by performing reads of the RFD tag at multiple frequencies, generating a measurement matrix, and determining a line of sight (LOS) distance between the activated RFID tag and each of the plurality of receive antennas by eliminating bases from the measurement matrix.
    • 公开了用于定位利用相控阵天线的RFID标签的RFID系统和根据本发明的实施例的压缩感测处理技术。 在本发明的一个实施例中,RFID系统包括至少一个激励器,其包括至少一个发射天线,包括多个接收天线的相控天线阵列,以及配置成与所述至少一个激励器通信的RFID接收器系统,以及 连接到相控天线阵列,其中RFID接收器系统被配置为通过以多个频率执行RFD标签的读取来定位RFID标签,生成测量矩阵,以及确定激活的RFID标签之间的视线(LOS)距离 以及通过从所述测量矩阵中消除基座来确定所述多个接收天线中的每一个。
    • 13. 发明申请
    • IMAGING, OBJECT DETECTION, AND CHANGE DETECTION WITH A POLARIZED MULTISTATIC GPR ARRAY
    • 成像,物体检测和变化检测与极化多重GPR阵列
    • US20140226850A1
    • 2014-08-14
    • US13748417
    • 2013-01-23
    • Lawrence Livermore National Security, LLC
    • N. Reginald BeerDavid W. Paglieroni
    • G06T7/00G01V3/12G06T11/00
    • G01V3/12G01S7/024G01S7/295G01S13/00G01S13/003G01S13/885G01S13/90G06T11/003
    • A polarized detection system performs imaging, object detection, and change detection factoring in the orientation of an object relative to the orientation of transceivers. The polarized detection system may operate on one of several modes of operation based on whether the imaging, object detection, or change detection is performed separately for each transceiver orientation. In combined change mode, the polarized detection system performs imaging, object detection, and change detection separately for each transceiver orientation, and then combines changes across polarizations. In combined object mode, the polarized detection system performs imaging and object detection separately for each transceiver orientation, and then combines objects across polarizations and performs change detection on the result. In combined image mode, the polarized detection system performs imaging separately for each transceiver orientation, and then combines images across polarizations and performs object detection followed by change detection on the result.
    • 偏振检测系统执行成像,物体检测和物体相对于收发器取向的方向的变化检测因子分解。 基于对于每个收发器方向是分别执行成像,对象检测还是改变检测,偏振检测系统可以在几种操作模式之一上操作。 在组合改变模式下,偏振检测系统针对每个收发器方向分别进行成像,对象检测和变化检测,然后组合跨极化的变化。 在组合对象模式下,偏振检测系统针对每个收发器方向分别进行成像和对象检测,然后在极化之间组合对象,并对结果进行变化检测。 在组合图像模式下,偏振检测系统针对每个收发器方向分别执行成像,然后在偏振上组合图像,并执行对象检测,然后对结果进行变化检测。
    • 14. 发明授权
    • Method for suppressing clutter in space-time adaptive processing systems
    • 用于抑制时空自适应处理系统中杂波的方法
    • US08179300B2
    • 2012-05-15
    • US12696997
    • 2010-01-29
    • Man-On PunZafer Sahinoglu
    • Man-On PunZafer Sahinoglu
    • G01S13/00
    • G01S13/00
    • A method surpresses clutter in a space-time adaptive processing system. The method achieves low-complexity computation via two steps. First, the method utilizes an improved fast approximated power iteration method to compress the data into a much smaller subspace. To further reduce the computational complexity, a progressive singular value decomposition (SVD) approach is employed to update the inverse of the covariance matrix of the compressed data. As a result, the proposed low-complexity STAP procedure can achieve near-optimal performance with order-of-magnitude computational complexity reduction as compared to the conventional STAP procedure.
    • 一种方法在时空自适应处理系统中抑制杂乱。 该方法通过两个步骤实现低复杂度计算。 首先,该方法利用改进的快速近似幂迭代方法将数据压缩成更小的子空间。 为了进一步降低计算复杂度,采用渐进奇异值分解(SVD)方法来更新压缩数据的协方差矩阵的逆。 结果,与传统的STAP过程相比,所提出的低复杂度STAP过程可以实现具有数量级的计算复杂度降低的接近最佳性能。
    • 15. 发明申请
    • TRAINING SYSTEM
    • 培训系统
    • US20120064495A1
    • 2012-03-15
    • US13321695
    • 2009-05-26
    • Robert TybonGeoff Harris
    • Robert TybonGeoff Harris
    • G09B19/00
    • G01S13/00G01S13/04G06F19/3481
    • A training system (10) has a number of motion detection units (12) which are triggered in sequence. Each motion detection unit (12) has a radar transmitter (26) for transmitting a radar beam (34), a radar receiver (28) and an indicator in the form of LED lamps (18) and a buzzer (20). A control system (13) triggers each motion detection unit (12) according to a sequence to activate the LED lamps (18) and a buzzer (20). The sequence simulates a game or a training exercise, or may be randomly generated. The motion detection units (12) are operable to de-activate the indicators when the radar receiver (28) detects a radar reflection from an object passing through the radar beam (34).
    • 训练系统(10)具有顺序触发的多个运动检测单元(12)。 每个运动检测单元(12)具有用于发送雷达波束(34),雷达接收器(28)和LED灯(18)和蜂鸣器(20)形式的指示器的雷达发射器(26)。 控制系统(13)根据顺序触发每个运动检测单元(12)以激活LED灯(18)和蜂鸣器(20)。 该序列模拟游戏或训练,或者可以随机生成。 当雷达接收器(28)检测到通过雷达波束(34)的物体的雷达反射时,运动检测单元(12)可操作以停用指示器。
    • 19. 发明授权
    • Control system for mobile radio communication
    • 移动无线电通信控制系统
    • US4096440A
    • 1978-06-20
    • US790044
    • 1977-04-22
    • Sadaatsu Okasaka
    • Sadaatsu Okasaka
    • G01S13/74G01S13/00H04W72/04H04B1/00
    • H04W48/08G01S13/00H04W84/042
    • A control system for mobile radio communication, in which the whole service area is composed of a plurality of small radio service zones in each of which communication is sufficiently possible with the transmitting power of any of mobile stations belonging to the service zone, a base station of each of the small radio service zones and a control station for controlling the whole service area are interconnected through a binary code transmission line, and in order to prevent simultaneous transmission of the control signal from a plurality of mobile stations when the mobile stations in the whole service area achieve transmission and reception of the control signal between each of them and the control station over a common control channel, the control station transmits to the mobile stations information representative of the busy or idle status of the common control channel from the mobile stations by the interruption and transmission of an idle line indication signal. By reversing the signal state of the binary code transmission line to its normal state, information of the detection of transmission from the mobile stations by the base stations is transmitted to the control station, and in the control station, the idle channel indication signal is interrupted by the earliest one of the reversed signals arriving from the plurality of base stations. The start of the control signal is indicated by restoring the signal state of the binary code transmission line to its normal state. The control station resumes transmission of the idle channel indication signal upon completion of the reception of the control signal.
    • 一种用于移动无线电通信的控制系统,其中整个服务区域由多个小型无线电服务区组成,其中每个小型无线电业务区域中的每个小区具有与属于该服务区域的任何移动站的发射功率足够可能的通信基站 以及用于控制整个服务区域的控制站通过二进制码传输线互连,并且为了防止来自多个移动站的控制信号的同时传输,当移动站在 整个服务区域通过公共控制信道实现每个控制信号与控制站之间的控制信号的发送和接收,控制站向移动站发送表示来自移动站的公共控制信道的忙碌或空闲状态的信息 通过空闲线路指示信号的中断和发送。 通过将二进制码传输线的信号状态反转到其正常状态,由基站向移动台发送的检测信息被发送到控制站,在控制站中,空闲信道指示信号中断 通过从多个基站到达的反向信号中的最早的一个。 通过将二进制码传输线的信号状态恢复到其正常状态来指示控制信号的开始。 完成控制信号的接收后,控制站恢复空闲信道指示信号的发送。