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    • 4. 发明申请
    • 20V TO 250V HIGH CURRENT ASIC PIN DIODE DRIVER
    • 20V至250V高电流ASIC PIN二极管驱动器
    • US20130049818A1
    • 2013-02-28
    • US13330858
    • 2011-12-20
    • Chengxin LiuChristopher D. WeigandRichard J. GiacchinoScott Vasquez
    • Chengxin LiuChristopher D. WeigandRichard J. GiacchinoScott Vasquez
    • H03K3/021
    • H03K17/74H03K3/356182H03K17/76
    • An integrated circuit including a first circuit, a second circuit, a third circuit, a first complementary pair of transistors, and a second complementary pair of transistors. The first circuit may be configured to generate a first input signal in response to a first control input signal. The second circuit may be configured to generate a first output signal and a second output signal in response to the first input signal and a bias signal. The third circuit may be configured to generate the bias signal in response to a bias input signal. The first complementary pair of transistors may be configured to drive a first series output of the integrated circuit in response to the first output signal. The second complementary pair of transistors may be configured to drive a first shunt output of the integrated circuit in response to the second output signal.
    • 一种集成电路,包括第一电路,第二电路,第三电路,第一互补对晶体管和第二互补晶体管对。 第一电路可以被配置为响应于第一控制输入信号而产生第一输入信号。 第二电路可以被配置为响应于第一输入信号和偏置信号而产生第一输出信号和第二输出信号。 第三电路可以被配置为响应偏置输入信号产生偏置信号。 第一互补晶体管对可以被配置为响应于第一输出信号来驱动集成电路的第一串联输出。 第二互补晶体管对可以被配置为响应于第二输出信号来驱动集成电路的第一分流输出。
    • 6. 发明申请
    • Diode Switch Circuit and Switching Circuit
    • 二极管开关电路和开关电路
    • US20100265004A1
    • 2010-10-21
    • US12711709
    • 2010-02-24
    • Yasuhiko SUZUKI
    • Yasuhiko SUZUKI
    • H01P1/15
    • H01P1/213H01P1/15H01P5/02H03K17/76
    • The present invention provides a PIN diode switch circuit capable of sufficiently suppressing the generation of burst noise with each switching operation. The PIN diode switch circuit is switched to a state in which a terminal (X) and a terminal (Z) are connected to each other and a state in which a terminal (Y) and the terminal (Z) are connected to each other, by forward bias and reverse bias of PIN diodes (3 and 4). In the PIN diode switch circuit, a time constant circuit (51) and a snubber circuit (54) are provided in a path of a control signal, which extends from a terminal (CX) to the PIN diode (3), and a time constant circuit (61) and a snubber circuit (64) are provided in a path of a control signal, which extends from a to/urinal (CY) to the PIN diode (4), thereby suppressing burst noise that appears at a connecting point (Q) of a capacitor (5) and a coil (6).
    • 本发明提供一种PIN二极管开关电路,能够在每次切换操作时充分抑制突发噪声的产生。 PIN二极管开关电路切换到端子(X)和端子(Z)彼此连接的状态和端子(Y)和端子(Z)彼此连接的状态, 通过PIN二极管(3和4)的正向偏置和反向偏置。 在PIN二极管开关电路中,在从端子(CX)延伸到PIN二极管(3)的控制信号的路径中设置时间常数电路(51)和缓冲电路(54) 在从小/小便器(CY)延伸到PIN二极管(4)的控制信号的路径中设置有恒定电路(61)和缓冲电路(64),从而抑制出现在连接点处的突发噪声 (5)和线圈(6)的电压(Q)。
    • 7. 发明授权
    • Solid-state ethernet by-pass switch circuitry
    • 固态以太网旁路开关电路
    • US07664012B2
    • 2010-02-16
    • US11383809
    • 2006-05-17
    • Philip R. Cohn
    • Philip R. Cohn
    • G01R31/08
    • H04L12/40032H03K17/693H03K17/76H04L12/40045H04L12/40169H04L12/413H04L49/351
    • A solid-state Ethernet by-pass switch includes a first connection that accepts transmit and receive lines from a first Ethernet device, a second connection that accepts transmit and receive lines from a second Ethernet device, a third connection that accepts transmit and receive lines from a third Ethernet device and a solid-state switching device having a normal state and a by-pass state. When configured in the normal state, the solid-state switching device couples the transmit and receive lines from the first connection to the transmit and receive lines from the second connection. When configured in the by-pass state, the solid-state switching device couples the transmit and receive lines from the first connection to the transmit and receive lines from the third connection.
    • 固态以太网旁路交换机包括接收来自第一以太网设备的发送和接收线路的第一连接,接受来自第二以太网设备的发射和接收线路的第二连接,接受来自第二以太网设备的发射和接收线路的第三连接, 第三以太网设备和具有正常状态和旁路状态的固态开关设备。 当配置在正常状态时,固态开关装置将发射线和接收线从第一连接耦合到来自第二连接的发射和接收线。 当配置成旁路状态时,固态开关装置将发射线和接收线从第一连接耦合到来自第三连接的发射和接收线。
    • 8. 发明授权
    • Electronically controllable RF switch
    • 电子可控RF开关
    • US07609127B2
    • 2009-10-27
    • US10550346
    • 2004-03-11
    • Kong Lim Toh
    • Kong Lim Toh
    • H01P1/15
    • H04N21/4263H03K17/6257H03K17/693H03K17/74H03K17/76
    • An RF switch circuit (10) and a tuner (12) comprising an RF switch circuit are described. The switch circuit comprises at least two input terminals and one output terminal. The input terminals are connected to different RF signal sources, e. g. a terrestrial TV antenna (16) and a TV cable network (18). The circuit comprises first SPST switches (28, 30), each connected to one of the input terminals and a second, SPDT switch (32) connected to the first SPST switches. The switch circuit achieves high isolation performance between the input terminals (20, 22).
    • 描述了包括RF开关电路的RF开关电路(10)和调谐器(12)。 开关电路包括至少两个输入端子和一个输出端子。 输入端子连接到不同的RF信号源, G。 一个地面电视天线(16)和一个电视电缆网络(18)。 该电路包括第一SPST开关(28,30),每个连接到一个输入端子和连接到第一SPST开关的第二SPDT开关(32)。 开关电路在输入端(20,22)之间实现高隔离性能。
    • 9. 发明申请
    • Rf Selection Switch For Multiple Antenna Input
    • Rf选择开关用于多个天线输入
    • US20080191813A1
    • 2008-08-14
    • US11574234
    • 2005-08-22
    • Kui Y. LimSiew K. Ong
    • Kui Y. LimSiew K. Ong
    • H01P1/10
    • H03K17/76
    • RF switches are known from the art for selecting an RF signal from a multiple of inputs. For instance a TV-tuner and TV-Front-end can have two or more antenna inputs but are implemented with a relative bad cost performance. The present invention relates to an RF selection switch circuit (200). The switch comprises a first switch (202), a second switch (204) with both an RF input port and a common RF output port a control signal circuitry (206). In a preferred embodiment the switches comprise pin-diodes. The RF output port comprises two transistors (T1, T2), one of which at a time can put the non-selected switch to a low-impedance level in order to minimize signal leakage the common output port.
    • 本领域已知RF开关用于从多个输入中选择RF信号。 例如,电视调谐器和电视前端可以具有两个或更多个天线输入,但是以相对不良的成本性能实现。 本发明涉及一种RF选择开关电路(200)。 开关包括具有RF输入端口和公共RF输出端口的控制信号电路(206)的第一开关(202),第二开关(204)。 在优选实施例中,开关包括针二极管。 RF输出端口包括两个晶体管(T 1,T 2),其中一个可以将未选择的开关置于低阻抗电平,以最小化公共输出端口的信号泄漏。