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    • 1. 发明申请
    • HYBRID-BASED CANCELLATION IN PRESENCE OF ANTENNA MISMATCH
    • 天线故障存在的基于混合的消除
    • US20150236842A1
    • 2015-08-20
    • US14624289
    • 2015-02-17
    • Ankush GoelBehnam AnaluiHossein Hashemi
    • Ankush GoelBehnam AnaluiHossein Hashemi
    • H04L5/14H04B1/525
    • H04L5/1461H03H7/463H04B1/525H04B1/58
    • A multi-port hybrid-based cancellation network may include a first and second hybrid coupler, and a first and second two-port network. The second hybrid coupler may be distinct from the first hybrid coupler. The first two-port network may include a first filter connected between the first and the second hybrid couplers. The second two-port network may include a second filter that is distinct from but essentially the same as the first filter connected between the first and the second hybrid couplers. Other circuitry components may be connected to one of the ports of multi-port hybrid-based cancellation network. These other circuitry components may have a configuration that increases or maximizes signal isolation between at least two of the ports of the multi-port hybrid-based cancellation network.
    • 多端口混合型取消网络可以包括第一和第二混合耦合器以及第一和第二双端口网络。 第二混合耦合器可以不同于第一混合耦合器。 第一双端口网络可以包括连接在第一和第二混合耦合器之间的第一滤波器。 第二双端口网络可以包括与连接在第一和第二混合耦合器之间的第一滤波器不同但基本上相同的第二滤波器。 其他电路组件可以连接到基于多端口混合型取消网络的端口之一。 这些其它电路组件可以具有增加或最大化基于多端口混合型取消网络的至少两个端口之间的信号隔离的配置。
    • 2. 发明申请
    • Enhancing Isolation and Impedance Matching in Hybrid-Based Cancellation Networks and Duplexers
    • 在基于混合的取消网络和双工器中增强隔离和阻抗匹配
    • US20150163044A1
    • 2015-06-11
    • US14565752
    • 2014-12-10
    • Behnam AnaluiAnkush GoelHossein Hashemi
    • Behnam AnaluiAnkush GoelHossein Hashemi
    • H04L5/14H04J1/02
    • H04L5/1461H03F1/56H03F3/195H03F3/24H03F2200/192H03F2200/198H03F2200/204H03F2200/222H03F2200/387H04B1/525
    • Multi-port hybrid-based cancellation networks may be used to enable simultaneous transmit and receive in one or more co-existent communication systems. A multi-port hybrid-based cancellation network may include a first and second quadrature hybrid, a first and second two-port network, and other circuitry components. The second quadrature hybrid may be distinct from the first quadrature hybrid. The first two-port network may include a first filter or a first amplifier connected between the first and the second quadrature hybrids. The second two-port network may include a second filter or a second amplifier that is distinct from but essentially the same as the first filter or the first amplifier connected between the first and the second quadrature hybrids. The other circuitry components may be connected between or connected to a connection between one of the quadrature hybrids and one of the two-port networks. These other circuitry components may have a configuration that minimizes signal return loss at least one of the ports of the multi-port hybrid-based cancellation network. They may in addition or instead have a configuration that maximizes signal isolation between at least two of the ports of the multi-port hybrid-based cancellation network.
    • 可以使用基于多端口混合的消除网络来实现在一个或多个共存的通信系统中的同时发送和接收。 多端口混合型取消网络可以包括第一和第二正交混合,第一和第二双端口网络以及其他电路组件。 第二正交混合可以不同于第一正交混合。 第一双端口网络可以包括连接在第一和第二正交混合器之间的第一滤波器或第一放大器。 第二双端口网络可以包括与连接在第一和第二正交混合器之间的第一滤波器或第一放大器不同但基本上相同的第二滤波器或第二放大器。 其他电路组件可以连接在正交混合器中的一个和两端口网络之一之间的连接之间或连接到其中之一。 这些其他电路组件可以具有使基于多端口混合型取消网络的至少一个端口的信号回波损耗最小化的配置。 它们可以另外还是具有使多端口混合型取消网络的至少两个端口之间的信号隔离最大化的配置。
    • 3. 发明申请
    • REFLECTION AND HYBRID REFLECTION FILTERS
    • 反射和混合反射滤波器
    • US20150236395A1
    • 2015-08-20
    • US14622627
    • 2015-02-13
    • Behnam AnaluiAnkush GoelHossein Hashemi
    • Behnam AnaluiAnkush GoelHossein Hashemi
    • H01P5/22H03H7/01
    • H03H7/46H01P1/20
    • A two-port tunable or reconfigurable network having a filter transfer function may include: a network input port; a network output port; a hybrid coupler having a hybrid input port, a hybrid isolated port, a hybrid through port, and a hybrid coupled port; a first internal two-port network connected between the network input port and the hybrid input port; a second internal two-port network connected between the network output port and the hybrid isolated port; and a third internal two-port network connected between the hybrid through port and the hybrid coupled port. At least one of the first internal two-port network, the second internal two-port network, the third internal two-port network, and the hybrid coupler may be tunable or reconfigurable in response to an electrical signal or a user-operated control in a way that tunes or reconfigures the filter transfer function of the two-port tunable or reconfigurable network.A two-port tunable or reconfigurable network having a filter transfer function may include: a network input port; a network output port; a hybrid coupler having a hybrid input port, a hybrid isolated port, a hybrid through port, and a hybrid coupled port; a first load; a second load; a first internal two-port network connected between the between the first load and the hybrid through port; and a second internal two-port network connected between the between the second load and the hybrid coupled port. At least one of the first internal two-port network, the second internal two-port network, the hybrid coupler, the first load, and the second load may be tunable or reconfigurable in response to an electrical signal or a user-operated control in a way that tunes or reconfigures the filter transfer function of the two-port tunable or reconfigurable network.
    • 具有滤波器传递功能的双端口可调谐或可重配置网络可以包括:网络输入端口; 网络输出端口; 具有混合输入端口,混合隔离端口,混合端口和混合耦合端口的混合耦合器; 连接在网络输入端口和混合输入端口之间的第一个内部双端口网络; 连接在网络输出端口和混合隔离端口之间的第二个内部双端口网络; 和混合通过端口和混合耦合端口之间连接的第三个内部双端口网络。 第一内部双端口网络,第二内部双端口网络,第三内部双端口网络和混合耦合器中的至少一个可以是响应于电信号或用户操作的控制而可调谐或可重新配置 调整或重新配置双端口可调谐或可重新配置网络的过滤器传递功能的方式。 具有滤波器传递功能的双端口可调谐或可重配置网络可以包括:网络输入端口; 网络输出端口; 具有混合输入端口,混合隔离端口,混合端口和混合耦合端口的混合耦合器; 第一个负载; 第二个负载; 连接在第一负载和混合通过端口之间的第一内部双端口网络; 以及连接在第二负载和混合耦合端口之间的第二内部双端口网络。 第一内部双端口网络,第二内部双端口网络,混合耦合器,第一负载和第二负载中的至少一个可以是响应于电信号或用户操作的控制而可调谐或可重新配置 调整或重新配置双端口可调谐或可重新配置网络的过滤器传递功能的方式。
    • 5. 发明授权
    • Enhancing isolation and impedance matching in hybrid-based cancellation networks and duplexers
    • 在混合型取消网络和双工器中增强隔离和阻抗匹配
    • US09590794B2
    • 2017-03-07
    • US14565752
    • 2014-12-10
    • Behnam AnaluiAnkush GoelHossein Hashemi
    • Behnam AnaluiAnkush GoelHossein Hashemi
    • H04L12/50H04L5/14H03F1/56H03F3/195H03F3/24H04B1/525
    • H04L5/1461H03F1/56H03F3/195H03F3/24H03F2200/192H03F2200/198H03F2200/204H03F2200/222H03F2200/387H04B1/525
    • Multi-port hybrid-based cancellation networks may be used to enable simultaneous transmit and receive in one or more co-existent communication systems. A multi-port hybrid-based cancellation network may include a first and second quadrature hybrid, a first and second two-port network, and other circuitry components. The second quadrature hybrid may be distinct from the first quadrature hybrid. The first two-port network may include a first filter or a first amplifier connected between the first and the second quadrature hybrids. The second two-port network may include a second filter or a second amplifier that is distinct from but essentially the same as the first filter or the first amplifier connected between the first and the second quadrature hybrids. The other circuitry components may be connected between or connected to a connection between one of the quadrature hybrids and one of the two-port networks. These other circuitry components may have a configuration that minimizes signal return loss at least one of the ports of the multi-port hybrid-based cancellation network. They may in addition or instead have a configuration that maximizes signal isolation between at least two of the ports of the multi-port hybrid-based cancellation network.
    • 可以使用基于多端口混合的消除网络来实现在一个或多个共存的通信系统中的同时发送和接收。 多端口混合型取消网络可以包括第一和第二正交混合,第一和第二双端口网络以及其他电路组件。 第二正交混合可以不同于第一正交混合。 第一双端口网络可以包括连接在第一和第二正交混合器之间的第一滤波器或第一放大器。 第二双端口网络可以包括与连接在第一和第二正交混合器之间的第一滤波器或第一放大器不同但基本上相同的第二滤波器或第二放大器。 其他电路组件可以连接在正交混合器中的一个和两端口网络之一之间的连接之间或连接到其中之一。 这些其他电路组件可以具有使基于多端口混合型取消网络的至少一个端口的信号回波损耗最小化的配置。 它们可以另外还是具有使多端口混合型取消网络的至少两个端口之间的信号隔离最大化的配置。
    • 6. 发明授权
    • Passive leakage cancellation networks for duplexers and coexisting wireless communication systems
    • 双工器和共存无线通信系统的被动泄漏消除网络
    • US09490866B2
    • 2016-11-08
    • US14102244
    • 2013-12-10
    • Ankush GoelBehnam AnaluiHossein Hashemi
    • Ankush GoelBehnam AnaluiHossein Hashemi
    • H04B7/005H04B1/525
    • H04B1/525
    • A passive cancellation network may include a transmit input having a configuration that passively receives a transmit signal from a transmitter that is to be wirelessly transmitted; a transmit output having a configuration that passively delivers the transmit signal after processing by the passive cancellation network; a receive input having a configuration that passively receives a receive signal that includes undesirable leakage from the transmit signal; a receive output having a configuration that passively delivers the receive signal after processing by the passive cancellation network; and a passive feed forward cancellation circuit that passively cancels at least a portion of the undesired leakage from the transmit signal in the receive signal in a feed forward manner.
    • 无源消除网络可以包括具有被动地从要被无线发送的发射机发送信号的配置的发射输入; 发送输出,具有被被动消除网络处理之后被动地传送发送信号的配置; 接收输入,其具有被动地接收包括来自发送信号的不期望的泄漏的接收信号的配置; 具有被被动消除网络处理之后被动地传送接收信号的配置的接收输出; 以及无源前馈消除电路,其以前馈方式从接收信号中的发射信号被动地抵消不期望的泄漏的至少一部分。