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    • 71. 发明申请
    • METHOD FOR OPERATING A UWB DEVICE
    • 用于操作UWB设备的方法
    • US20140204981A1
    • 2014-07-24
    • US14235351
    • 2012-07-27
    • Artur Wilhelm Suntken
    • Artur Wilhelm Suntken
    • H04B1/707
    • H04B1/707G01S7/032G01S7/282G01S13/0209G01S13/284G01S2007/2886H03B28/00H03D2200/0019H03K5/1534H04B1/7172H04B1/7174H04L27/0004
    • The method for operating a UWB device having at least one transmitting antenna and/or at least one receiving antenna comprises the following steps: controlling the transmitting antenna (12) or the receiving antenna (12′) with a control pulse signal (13,13′) having a sequence of substantially sinusoidal pulses of alternating polarity and differing amplitudes and particularly having the waveform of a fifth-order Gaussian pulse signal, wherein the transmitting antenna (12) can be alternately supplied with current pulses of differing polarity and differing magnitude by switching on and off first electronic switch units (16) that are coupled to the transmitting antenna (12) and have resistances associated with the amplitudes of the pulses to be generated, wherein each first switch unit (16) has a specifiable, particularly equal, number of first switching transistors (18,19), each having substantially identical on-state resistance values (R), wherein the resistance of a first switch unit is adjusted either by using only one of the first switching transistors (18,19) or by using a plurality of first switching transistors (18,19) connected in parallel, and wherein the first switch units (16) are controlled sequentially according to a specifiable temporal schema and each for a control time interval of a predetermined length.
    • 用于操作具有至少一个发射天线和/或至少一个接收天线的UWB设备的方法包括以下步骤:利用控制脉冲信号(13,13)来控制发射天线(12)或接收天线(12') ')具有交替极性和不同幅度的基本正弦波脉冲序列,并且特别地具有五阶高斯脉冲信号的波形,其中发射天线(12)可以交替地被提供具有不同极性和不同幅度的电流脉冲,由 打开和关闭耦合到所述发射天线(12)并且具有与要产生的脉冲的振幅相关联的电阻的第一电子开关单元(16),其中每个第一开关单元(16)具有可指定的,特别相等的, 第一开关晶体管(18,19)的数量,每个具有基本上相同的导通电阻值(R),其中第一开关单元 通过仅使用第一开关晶体管(18,19)中的一个或通过并联连接的多个第一开关晶体管(18,19)进行调整,并且其中第一开关单元(16)根据 可指定的时间模式,并且每个用于预定长度的控制时间间隔。
    • 72. 发明申请
    • Radar System and Control Method thereof
    • 雷达系统及其控制方法
    • US20140168004A1
    • 2014-06-19
    • US13850308
    • 2013-03-26
    • WISTRON NEWEB CORPORATION
    • I-Shan ChenTrsung-Fu HsuCheng-Hsiung HsuHsin-Lung Hsiao
    • G01S13/06G01S13/02
    • G01S13/284G01S7/282G01S13/103G01S13/282G01S13/931G01S2007/2886
    • A radar system comprises a transmitting device comprising a reference frequency source, for generating a reference frequency signal; a direct-digital synthesizer, coupled to the reference frequency source, for generating a synthesized frequency signal according to the reference frequency signal; a phase lock loop, coupled to the direct-digital synthesizer, for converting the synthesized frequency signal to an output signal; a transmitting antenna, coupled to the phase lock loop, for emitting the output signal to the air; and a loop switch module, coupled to the phase lock loop, for switching the phase lock loop between an open loop mode and a closed loop mode; and at least one receiving device, for receiving at least one wireless signal, and processing the at least one wireless signal according to the output signal generated by the phase lock loop.
    • 雷达系统包括:发射装置,包括用于产生参考频率信号的参考频率源; 耦合到参考频率源的直接数字合成器,用于根据参考频率信号产生合成频率信号; 耦合到直接数字合成器的锁相环,用于将合成频率信号转换为输出信号; 耦合到锁相环的发射天线,用于向空气发射输出信号; 以及耦合到锁相环的环路开关模块,用于在开环模式和闭环模式之间切换锁相环; 以及用于接收至少一个无线信号的至少一个接收设备,以及根据由所述锁相环产生的输出信号来处理所述至少一个无线信号。
    • 76. 发明授权
    • Circuit arrangement and method for receiving specially designed coded signals
    • 用于接收专门设计的编码信号的电路布置和方法
    • US08423598B2
    • 2013-04-16
    • US11572615
    • 2006-03-02
    • Reinhart Rudershausen
    • Reinhart Rudershausen
    • G06F17/15G01S13/00
    • H04J13/10G01S13/284H04J13/0011
    • In order to attain an optimally compressed, narrow pulse peak at the filter output of a correlation filter for the purpose of reception, the interfering secondary maxima of the autocorrelation function of binary codes must be as small as possible. The invention uses specially designed signal codes which are used to generate the associated complementary signal code from the received sequence by means of evaluation in the reception filter. The subsequent parallel formation of the autocorrelation functions of the received signal code and the complementary signal code exhibits secondary maxima having an opposite mathematical sign, thus resulting in the desired prefect pulse peak having secondary maxima which are equal to zero during summation at the filter output.
    • 为了在接收目的的相关滤波器的滤波器输出端获得最佳压缩的窄脉冲峰值,二进制码的自相关函数的干扰次级最大值必须尽可能小。 本发明使用专门设计的信号码,用于通过在接收滤波器中的评估从接收到的序列生成相关联的互补信号码。 随后并行形成接收信号码和互补信号码的自相关函数表现出具有相反数学符号的二次最大值,从而导致在滤波器输出的求和期间具有等于零的次要最大值的所需优先脉冲峰值。
    • 77. 发明申请
    • HIGH SPEED HIGH RESOLUTION WIDE RANGE LOW POWER ANALOG CORRELATOR AND RADAR SENSOR
    • 高速高分辨率宽范围低功率模拟调节器和雷达传感器
    • US20120306687A1
    • 2012-12-06
    • US13151169
    • 2011-06-01
    • Michiaki Matsuo
    • Michiaki Matsuo
    • G01S13/00
    • G01S13/284G01S7/2926
    • A high speed high dynamic range and low power consumption analog correlator for use in a radar sensor. The analog correlator combines various pulse replication schemes with various parallel integrator architectures to improve the detection speed, dynamic range, and power consumption of conventional radar sensors. The analog correlator includes a replica generator, a multiplier, and an integrator module. The replica generator generates a template signal having a plurality of replicated pulse compression radar (PCR) pulses. The multiplier multiplies a received PCR signal with the plurality of replicated PCR pulses. The integrator module is coupled to the multiplier and configured to generate a plurality of analog correlation signals, each of which is based on the multiplying between the received PCR signal and one of the replicated PCR pulses.
    • 用于雷达传感器的高速高动态范围和低功耗模拟相关器。 模拟相关器将各种脉冲复制方案与各种并行积分器架构相结合,以提高传统雷达传感器的检测速度,动态范围和功耗。 模拟相关器包括复制发生器,乘法器和积分器模块。 复制发生器产生具有多个复制脉冲压缩雷达(PCR)脉冲的模板信号。 乘法器将接收的PCR信号与多个复制的PCR脉冲相乘。 积分器模块耦合到乘法器并且被配置为产生多个模拟相关信号,每个模拟相关信号基于接收的PCR信号与复制的PCR脉冲之一的乘法。
    • 80. 发明申请
    • System and method for volume visualization in through-the-obstacle imaging system
    • 通过障碍物成像系统进行体积可视化的系统和方法
    • US20090033548A1
    • 2009-02-05
    • US12149738
    • 2008-05-07
    • Benjamin David BoxmanAmir Beeri
    • Benjamin David BoxmanAmir Beeri
    • G01S13/00
    • G01S13/888G01S13/0209G01S13/284G01S13/89G01S2013/0254
    • Herewith disclosed a computerized method of volume visualization, a volume visualization unit and through-the-obstacle imaging system capable of volume visualization. The method of volume visualization comprises obtaining one or more volumetric data sets corresponding to physical inputs informative, at least, of a part of an imaging scene concealed by one or more obstacles and obtained by a sensor array; obtaining data informative of position and/or orientation of the sensor array corresponding to said obtained physical inputs; pre-processing one or more obtained volumetric data sets and/or derivatives thereof in accordance with said position and/or orientation informative data; volume visualization processing one or more obtained volumetric data sets and/or derivatives thereof in accordance with results of pre-processing.
    • 因此公开了体积可视化的计算机化方法,体积可视化单元和能够进行体积可视化的通过障碍物成像系统。 体积可视化的方法包括获得一个或多个对应于物理输入的体积数据集,至少一个由一个或多个障碍物隐藏并由传感器阵列获得的成像场景的一部分; 获得与所述获得的物理输入相对应的关于传感器阵列的位置和/或取向的数据; 根据所述位置和/或方向信息数据预处理一个或多个获得的体积数据集和/或其衍生物; 根据预处理的结果,体积可视化处理一个或多个获得的体数据集和/或其衍生物。