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    • 5. 发明申请
    • ASSEMBLY AND METHOD FOR DETECTING MULTIPLE LEVEL SIGNALS
    • 用于检测多级信号的组装和方法
    • WO2013101924A1
    • 2013-07-04
    • PCT/US2012/071805
    • 2012-12-27
    • LIU, John, Qingchong
    • LIU, John, Qingchong
    • H04L25/06H04L27/38
    • H04L25/066H04L27/3854
    • Multiple level signals are constructed from more than one level of component sequences each having correlation properties. A receiver (18) receives the multiple level signal. A signal detector (66) in the receiver performs correlation or matched filtering to the received signal. When a signal is detected, the signal detector triggers a timing estimator (70), a phase estimator (68), and a frequency estimator (72). The timing estimator employs an output signal from the signal detector, performs interpolation and timing estimation. The timing estimate adjusts a sampling clock for time synchronization. The phase estimator employs output signals from the correlation devices to estimate phase. The phase estimate is employed to achieve phase synchronization. The received signal is converted to an equivalent continuous wave signal by the frequency estimator. The frequency estimator performs discrete Fourier transform to the continuous wave signal, and estimates frequency offset. The frequency offset estimate is employed to achieve frequency synchronization.
    • 多级信号是由多个具有相关属性的分量序列级构成的。 接收器(18)接收多电平信号。 接收机中的信号检测器(66)对接收到的信号执行相关或匹配滤波。 当检测到信号时,信号检测器触发定时估计器(70),相位估计器(68)和频率估计器(72)。 定时估计器采用来自信号检测器的输出信号,执行插值和定时估计。 定时估计调整时间同步的采样时钟。 相位估计器使用来自相关装置的输出信号来估计相位。 采用相位估计来实现相位同步。 接收到的信号由频率估计器转换为等效的连续波信号。 频率估计器对连续波信号进行离散傅里叶变换,估计频偏。 使用频率偏移估计来实现频率同步。
    • 7. 发明申请
    • TILTING HEAD RESTRAINT WITH A USE POSITION AND A STOWED POSITION
    • 倾斜头限制与使用位置和持续位置
    • WO2005012034A1
    • 2005-02-10
    • PCT/US2004/025720
    • 2004-07-28
    • INTIER AUTOMOTIVE INC.NEALE, Colin, Geoffrey
    • NEALE, Colin, Geoffrey
    • B60N2/48
    • A47C7/38B60N2/809B60N2/841B60N2/856
    • A head and restraint assembly for a motor vehicle seat having a seat back includes a support member (20) that is removably securable to the seat back. Abody portion (12) including a foam cushion is disposed adjacent the support member. A pivot tube (28) is fixedly secured to the support member. The pivot tube defines a slot cut (40 , 42) through the pivot tube. A spring (38) is fixedly secured to the pivot tube and extends through a portion of the pivot tube. The head restraint assembly also includes a pivot rod (54) that is disposed within the pivot tube. The pivot rod includes a guide pin (56 , 58) that extends out of the pivot rod and is received by the slot. The pivot rod is fixedly secured to the body portion such that rotation of the pivot rod with respect to the pivot tube pivots the body portion with respect to the support member to move the body portion between a use position and a titled position.
    • 用于具有座椅靠背的机动车辆座椅的头部和约束组件包括可拆卸地固定到座椅靠背的支撑构件(20)。 包括泡沫垫的人体部分(12)设置在支撑构件附近。 枢轴管(28)固定地固定在支撑件上。 枢轴管通过枢转管限定槽切口(40,42)。 弹簧(38)固定地固定到枢轴管并延伸穿过枢转管的一部分。 头枕组件还包括设置在枢转管内的枢轴杆(54)。 所述枢转杆包括延伸出所述枢轴杆并被所述狭槽接收的引导销(56,58)。 枢转杆固定地固定到主体部分上,使得枢转杆相对于枢转管的旋转相对于支撑构件枢转主体部分,以使主体部分在使用位置和标题位置之间移动。