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    • 5. 发明授权
    • Meta-surface waveguide for uniform microwave heating
    • 元波导用于均匀微波加热
    • US07091457B2
    • 2006-08-15
    • US10987413
    • 2004-11-12
    • Daniel GregoireDaniel F. SievenpiperWeldon S. Williamson
    • Daniel GregoireDaniel F. SievenpiperWeldon S. Williamson
    • H05B6/70
    • H05B6/6402H05B6/707
    • A method and apparatus for creating uniform heating of an microwave absorptive target. A microwave housing has a longitudinal axis and propagates a waveguide mode at an operating frequency. The target is located in an axial cross-sectional area relative to the longitudinal axis. First layer conductive strips are layered proximal to an inner wall of the microwave housing, substantially parallel to the longitudinal axis and being separated from an adjacent first layer conductive strip by a respective first layer gap, the inner wall acting as a ground plane. Second layer conductive strips are layered proximal to the first layer of conductive strips, parallel to the longitudinal axis and being separated from an adjacent second layer conductive strip by a respective second layer gap. Each first layer gap is centered under a respective second layer conductive strip and each second layer gap is centered over a conductive layer.
    • 一种用于产生微波吸收性目标的均匀加热的方法和装置。 微波炉壳体具有纵轴并以工作频率传播波导模式。 目标位于相对于纵向轴线的轴向横截面区域。 第一层导电条层叠在微波外壳的内壁附近,基本上平行于纵向轴线并且通过相应的第一层间隙与相邻的第一层导电带分离,内壁用作接地平面。 第二层导电条层叠在第一层导电条上,平行于纵向轴线,并通过相应的第二层间隙与相邻的第二层导电条分开。 每个第一层间隙位于相应的第二层导电条下,并且每个第二层间隙在导电层上居中。
    • 6. 发明申请
    • Predistortion modulator
    • 预失真调制器
    • US20050013384A1
    • 2005-01-20
    • US10620792
    • 2003-07-14
    • Daniel Gregoire
    • Daniel Gregoire
    • H03F1/32H04L27/36H04K1/02
    • H03F1/3294H03F1/3247H04L27/368
    • A device for predistorting a digital symbol for modulating an RF signal includes a multi-bit buffer connected to an input serial bit stream and providing a parallel bit stream from the input serial bit stream; and a processing module connected to the input parallel bit stream. The processing module converts data bits of the input parallel bit stream into an input digital symbol and inputs a set of gain adjustments and phase adjustments that compensate for a channel distortion. The processing module decides which of the set of gain and phase adjustments to apply depending on a magnitude of the input digital symbol, applies a gain adjustment and a phase adjustment, from the set of gain and phase adjustments, to the input digital symbol to produce a predistorted symbol, and outputs quadrature components of the predistorted symbol to a quadrature modulator.
    • 用于预失真数字符号以调制RF信号的装置包括连接到输入串行比特流并从输入串行比特流提供并行比特流的多比特缓冲器; 以及连接到输入并行比特流的处理模块。 处理模块将输入并行位流的数据位转换为输入数字符号,并输入补偿信道失真的一组增益调整和相位调整。 处理模块根据输入数字符号的大小决定要应用的一组增益和相位调整中的哪一个,将增益调整和相位调整从增益和相位调整组中施加到输入数字符号以产生 预失真符号,并将预失真符号的正交分量输出到正交调制器。
    • 7. 发明授权
    • Large-scale adaptive surface sensor arrays
    • 大型自适应表面传感器阵列
    • US07307589B1
    • 2007-12-11
    • US11324064
    • 2005-12-29
    • Daniel GregoireCameron G. MasseyDaniel F. Sievenpiper
    • Daniel GregoireCameron G. MasseyDaniel F. Sievenpiper
    • H01Q1/38
    • H01Q15/147H01Q1/248H02J17/00H02J50/27
    • An adaptive surface has a dielectric surface with a repeating pattern of electrically conductive structures disposed thereon or therein, the dielectric surface in combination with repeating pattern of electrically conductive structures forming a metasurface for binding surface waves thereto. A plurality of actuators on the dielectric surface alter the shape of the metasurface in response to control signals. A plurality of sensors on the dielectric surface for measuring a desired parameter and converting it to data. A plurality of rectennae disposed on the dielectric surface for providing electrical power to said actuators and to said sensors. A plurality of data antennas are disposed on or in the dielectric surface, the data antennas being coupled with data receivers and data transmitters for receiving data from an external source for controlling the actuators and for transmitting data from said sensors to an external receiver.
    • 适应性表面具有电介质表面,其上设置有导电结构的重复图案,其中介电表面与导电结构的重复图案组合形成用于将表面波结合的表面。 电介质表面上的多个致动器响应于控制信号改变了表面的形状。 电介质表面上的多个传感器用于测量所需参数并将其转换成数据。 设置在电介质表面上用于向所述致动器和所述传感器提供电力的多个直角件。 多个数据天线设置在电介质表面上或电介质表面上,数据天线与数据接收器和数据发射器耦合,用于从外部源接收数据,用于控制致动器并将数据从所述传感器传输到外部接收器。
    • 8. 发明授权
    • Hydraulic anti-vibration devices
    • 液压防振装置
    • US5269498A
    • 1993-12-14
    • US804329
    • 1991-12-10
    • Jean-Pierre BretaudeauPhilippe LenormandDaniel Gregoire
    • Jean-Pierre BretaudeauPhilippe LenormandDaniel Gregoire
    • B60K5/12F16F13/00F16F13/08F16F13/10F16M5/00
    • F16F13/10
    • The hydraulic anti-vibration device comprises: an annular rigid endpiece (1) about a vertical axis (X); a rigid stud disposed coaxially with the endpiece; a frustoconical annular wall (3) made of elastomer that withstands axial compression and that is interposed between the endpiece and the stud; a watertight flexible membrane (4); a rigid intermediate partition (5) dividing the assembly into a working chamber (A) and a compensation chamber (B); a throttled passage (6) between the chambers; and a mass of liquid (L) filling the chambers and the passage, the stud being disposed inside the working chamber and constituting the head (2.sub.1) of a suspension rod (2), and the downwardly flared annular wall (3) extending upwards inside the bottom annular portion (12) of the working chamber. At least the bottom of said bottom annular portion is provided with at least one flexible blade-like obstacle (13).
    • 液压防振装置包括:围绕垂直轴线(X)的环形刚性端部件(1); 与所述端部件同轴设置的刚性螺柱; 由弹性体制成的截头圆锥形环形壁(3),其承受轴向压缩并且插入在端件和螺柱之间; 水密柔性膜(4); 将组件分成工作室(A)和补偿室(B)的刚性中间隔板(5); 在室之间的节流通道(6) 以及填充所述室和所述通道的液体(L)的质量,所述螺柱设置在所述工作室内部并构成悬挂杆(2)的头部(21),并且所述向下扩张的环形壁(3)向内延伸 工作室的底部环形部分(12)。 至少所述底部环形部分的底部设置有至少一个柔性的叶片状障碍物(13)。