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    • 5. 发明授权
    • Common mode filter
    • 共模滤波器
    • US08866566B2
    • 2014-10-21
    • US12884904
    • 2010-09-17
    • Masaaki Kameya
    • Masaaki Kameya
    • H03H7/075H03H7/01H03H7/32H03H7/09H03H1/00
    • H03H7/0115H03H7/075H03H7/09H03H7/1708H03H7/32H03H7/427H03H2001/0085
    • To pass an ultra high-speed differential signal and make it difficult to pass a common mode noise. Lumped—constant differential delay line DL is formed by arranging inductors Lo, being passive series elements, and capacitors Co, being passive parallel elements, in a differential four terminal network of a ladder shape composed of the passive series elements and the passive parallel elements arranged in differential lines 1 and 3. The lumped-constant differential delay line DL is composed of capacitors Co including two capacitors Co/2 and Co/2, or Co and Co equivalent to the aforementioned capacitors, having equal values, and connected in series. Inductors L1 to L4 for attenuating a common mode noise are connected between connection points of the capacitors Co/2 and Co/2 or Co and Co connected in series, and a ground potential, so that attenuation poles are formed for attenuating the common mode noise together with the capacitors Co/2 and Co.
    • 通过超高速差分信号,难以通过共模噪声。 集中常数差分延迟线DL通过将由被动串联元件构成的电感器Lo和作为被动并联元件的电容器Co布置在由无源串联元件和被动平行元件组成的梯形形状的差分四端网络中而布置 集中常数差分延迟线DL由包含两个电容器Co / 2和Co / 2的电容器Co或与上述电容器等效的Co和Co组成,具有相等的值并串联连接。 用于衰减共模噪声的电感器L1至L4连接在电容器Co / 2和串联连接的Co / 2或Co和Co的连接点和接地电位之间,从而形成衰减极以衰减共模噪声 与电容器Co / 2和Co.
    • 6. 发明授权
    • Compact dual-band metamaterial-based hybrid ring coupler
    • 紧凑型双频超材料混合环形耦合器
    • US08416033B2
    • 2013-04-09
    • US13311456
    • 2011-12-05
    • Tatsuo ItohPei-Ling ChiCheng-Jung Lee
    • Tatsuo ItohPei-Ling ChiCheng-Jung Lee
    • H01P5/22H03H7/32
    • H01P5/222
    • A compact multi-band hybrid ring (rat-race) coupler utilizing a ring of composite right-handed and left-handed (CRLH) transmission lines (TLs) and multiple ports, provides miniaturization and the ability to operate at arbitrary frequency bands unlike conventional couplers. The hybrid ring is made compact, such as by constraining phase delay contributions |φ1|, |φ2|≦270°. The coupler can be used in many applications, for example as a mode decoupling network in a dual-band front-end MIMO system. The inclusion of a CRLH delay line is also described which alters the phase relationship of the signals and is particularly well suited for extending pattern diversity in response to frequency.
    • 使用复合右手和左手(CR)传输线(TL)和多个端口的环的紧凑型多频带混合环(大鼠赛)耦合器提供小型化和在任意频带下操作的能力,与常规 耦合器 混合环是紧凑的,例如通过约束相位延迟贡献|&phgr; 1 |,|&phgr; 2 |≦̸ 270°。 耦合器可用于许多应用中,例如作为双频前端MIMO系统中的模式去耦网络。 还描述了包含CRLH延迟线,其改变信号的相位关系,并且特别适合于响应于频率扩展模式分集。
    • 7. 发明授权
    • Electrical funnel: a novel broadband signal combining method
    • 电气漏斗:一种新颖的宽带信号组合方法
    • US08085109B2
    • 2011-12-27
    • US11525682
    • 2006-09-22
    • Ehsan AfshariSeyed Ali Hajimiri
    • Ehsan AfshariSeyed Ali Hajimiri
    • H01P5/04H03H7/32
    • H01P5/02H01P5/12
    • An electrical signal transformation device configured for emulation of physical, for example, optical, phenomena and/or a mathematical or logical process. The device employs a first plurality, second plurality and third plurality of electrical components each having a first terminal and a second terminal. The first plurality and second plurality of electrical components are arranged along a first direction and a second direction respectively, to form a planar two dimensional lattice. The first plurality of electrical components are configured to provide at least one of a constant signal propagation velocity and/or amplitude while the second plurality of electrical components are configured to provide at least one of a varying signal propagation velocity and/or amplitude. The lattice includes at least two input signal nodes and at least one output signal node and is configured to transform and communicate a plurality of input signals from the input node to the output node.
    • 一种电信号转换装置,其被配置用于仿真物理,例如光学,现象和/或数学或逻辑过程。 该装置采用每个具有第一端子和第二端子的第一多个,第二多个和第三多个电气部件。 第一多个和第二多个电气部件分别沿着第一方向和第二方向布置,以形成平面二维晶格。 第一多个电气部件被配置为提供恒定的信号传播速度和/或幅度中的至少一个,而第二多个电气部件被配置为提供变化的信号传播速度和/或振幅中的至少一个。 晶格包括至少两个输入信号节点和至少一个输出信号节点,并且被配置为将多个输入信号从输入节点变换和传送到输出节点。
    • 8. 发明授权
    • Compact dual-band metamaterial-based hybrid ring coupler
    • 紧凑型双频超材料混合环形耦合器
    • US08072291B2
    • 2011-12-06
    • US12434210
    • 2009-05-01
    • Tatsuo ItohPei-Ling ChiCheng-Jung Lee
    • Tatsuo ItohPei-Ling ChiCheng-Jung Lee
    • H01P5/22H03H7/32
    • H01P5/222
    • A compact multi-band hybrid ring (rat-race) coupler utilizing a ring of composite right-handed and left-handed (CRLH) transmission lines (TLs) and multiple ports, provides miniaturization and the ability to operate at arbitrary frequency bands unlike conventional couplers. The hybrid ring is made compact, such as by constraining phase delay contributions |φ1|, |φ2|≦270°. The coupler can be used in many applications, for example as a mode decoupling network in a dual-band front-end MIMO system. The inclusion of a CRLH delay line is also described which alters the phase relationship of the signals and is particularly well suited for extending pattern diversity in response to frequency.
    • 使用复合右手和左手(CR)传输线(TL)和多个端口的环的紧凑型多频带混合环(大鼠赛)耦合器提供小型化和在任意频带下操作的能力,与常规 耦合器 混合环是紧凑的,例如通过约束相位延迟贡献|&phgr; 1 |,|&phgr; 2 |≦̸ 270°。 耦合器可用于许多应用中,例如作为双频前端MIMO系统中的模式去耦网络。 还描述了包含CRLH延迟线,其改变信号的相位关系,并且特别适合于响应于频率扩展模式分集。
    • 9. 发明授权
    • Non-linear dispersive transmission line
    • 非线性色散传输线
    • US5923227A
    • 1999-07-13
    • US937415
    • 1997-09-25
    • Nigel Seddon
    • Nigel Seddon
    • G01S7/282H03H7/32H01P3/00
    • H03H7/32G01S7/282
    • A non-linear dispersive transmission line includes a plurality of substantially block-like shaped capacitor elements (4) arranged in sequence in at least two arrays. The even numbered elements (4b, 4d etc) extend side by side to form a first array and the odd numbered elements (4a, 4c) etc extend side by side to form the second array. Each element (4) in one array is connected via inductors (3) to two immediately adjacent elements in the other array. Facing surfaces (5) of each two immediately adjacent elements (4a, 4c) in each array form cross link capacitors.
    • 非线性色散传输线包括依次布置在至少两个阵列中的多个基本上为块状的电容器元件(4)。 偶数元件(4b,4d等)并排延伸以形成第一阵列,并且奇数元件(4a,4c)等并排延伸以形成第二阵列。 一个阵列中的每个元件(4)通过电感器(3)连接到另一阵列中的两个紧邻的元件。 每个阵列中每两个紧邻的元件(4a,4c)的面对表面(5)形成交联电容器。