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    • 4. 发明申请
    • BANDPASS FILTER WITH DUAL BAND RESPONSE
    • BANDPASS过滤器与双带响应
    • US20100164651A1
    • 2010-07-01
    • US12346596
    • 2008-12-30
    • Jean-Luc Erb
    • Jean-Luc Erb
    • H01P1/203
    • H01P1/20345
    • There is provided an improved bandpass filter having multiple passbands, and in one embodiment, two independent passbands are provided by a single filter. Embodiments of the present invention support communication architectures with several frequency bands without requiring one signal path per band, thus realizing improvements in size, cost, and weight. One aspect of the invention utilizes strongly overcoupled resonators to achieve multiple passband response, and in various embodiments, single-ended or differential mode inputs and outputs are accommodated.
    • 提供了具有多个通带的改进的带通滤波器,并且在一个实施例中,两个独立通带由单个滤波器提供。 本发明的实施例支持具有多个频带的通信架构,而不需要每个频带的一个信号路径,从而实现尺寸,成本和重量的改进。 本发明的一个方面利用强耦合的谐振器实现多个通带响应,并且在各种实施例中,容纳了单端或差模输入和输出。
    • 5. 发明申请
    • Signal separating device
    • 信号分离装置
    • US20050219010A1
    • 2005-10-06
    • US11090709
    • 2005-03-25
    • Jean-Luc Erb
    • Jean-Luc Erb
    • H01P1/213H04B1/00H04B1/04H04B1/40H04B1/52H04B7/26
    • H04B1/0458H04B1/0053
    • One aspect of the invention provides a signal separating device comprising a first and a second circuit branch connected to an antenna port, the first circuit branch comprising a filter for passing signals in a first frequency band, and the second circuit branch comprising a filter for passing signals in a second frequency band. The first and second circuit branches being arranged so that a respective reactive impedance is presented to the antenna port in both said first and said second frequency bands. The device further comprises an impedance matching circuit at the antenna port arranged to substantially to cancel out the respective reactive impedances. In the preferred embodiment, each circuit branch presents a respective shunt capacitance to the antenna port when out-of-band and the matching circuit comprises a shunt inductor at the antenna port.
    • 本发明的一个方面提供了一种信号分离装置,包括连接到天线端口的第一和第二电路支路,所述第一电路支路包括用于在第一频带中传递信号的滤波器,所述第二电路支路包括用于通过的滤波器 信号在第二频带。 第一和第二电路分支被布置成使得在所述第一和所述第二频带两者中都将天线端口呈现相应的无功阻抗。 该装置还包括在天线端口处的阻抗匹配电路,其布置成基本上抵消相应的无功阻抗。 在优选实施例中,当带外并且匹配电路在天线端口处包括并联电感器时,每个电路支路向天线端口呈现相应的分流电容。
    • 7. 发明授权
    • Bandpass filter with dual band response
    • 具有双频响应的带通滤波器
    • US08680952B2
    • 2014-03-25
    • US12346596
    • 2008-12-30
    • Jean-Luc Erb
    • Jean-Luc Erb
    • H01P1/203H01P7/08
    • H01P1/20345
    • There is provided an improved bandpass filter having multiple passbands, and in one embodiment, two independent passbands are provided by a single filter. Embodiments of the present invention support communication architectures with several frequency bands without requiring one signal path per band, thus realizing improvements in size, cost, and weight. One aspect of the invention utilizes strongly overcoupled resonators to achieve multiple passband response, and in various embodiments, single-ended or differential mode inputs and outputs are accommodated.
    • 提供了具有多个通带的改进的带通滤波器,并且在一个实施例中,两个独立通带由单个滤波器提供。 本发明的实施例支持具有多个频带的通信架构,而不需要每个频带的一个信号路径,从而实现尺寸,成本和重量的改进。 本发明的一个方面利用强耦合的谐振器实现多通带响应,并且在各种实施例中,容纳单端或差模输入和输出。
    • 8. 发明授权
    • Multi-branch antenna signal separating device
    • 多分支天线信号分离装置
    • US07307494B2
    • 2007-12-11
    • US11090709
    • 2005-03-25
    • Jean-Luc Erb
    • Jean-Luc Erb
    • H01P5/12H03H7/38
    • H04B1/0458H04B1/0053
    • One aspect of the invention provides a signal separating device comprising a first and a second circuit branch connected to an antenna port, the first circuit branch comprising a filter for passing signals in a first frequency band, and the second circuit branch comprising a filter for passing signals in a second frequency band. The first and second circuit branches being arranged so that a respective reactive impedance is presented to the antenna port in both said first and said second frequency bands. The device further comprises an impedance matching circuit at the antenna port arranged to substantially to cancel out the respective reactive impedances. In the preferred embodiment, each circuit branch presents a respective shunt capacitance to the antenna port when out-of-band and the matching circuit comprises a shunt inductor at the antenna port.
    • 本发明的一个方面提供了一种信号分离装置,包括连接到天线端口的第一和第二电路支路,所述第一电路支路包括用于在第一频带中传递信号的滤波器,所述第二电路支路包括用于通过的滤波器 信号在第二频带。 第一和第二电路分支被布置成使得在所述第一和所述第二频带两者中都将天线端口呈现相应的无功阻抗。 该装置还包括在天线端口处的阻抗匹配电路,其布置成基本上抵消相应的无功阻抗。 在优选实施例中,当带外并且匹配电路在天线端口处包括并联电感器时,每个电路支路向天线端口呈现相应的分流电容。
    • 9. 发明授权
    • Compact balun
    • 紧凑型平衡 - 不平衡转换器
    • US07250828B2
    • 2007-07-31
    • US11080478
    • 2005-03-16
    • Jean-Luc Erb
    • Jean-Luc Erb
    • H01P5/10H01P5/02
    • H01P5/10
    • A distributed backwards-wave balun comprising first and second pairs of coupled transmission line sections having one line section of the first coupled pair connected in series with one line section of the second coupled pair. A differential port is connected across the outer ends of the series-connected line sections and a single-ended port is connected to the inner end of the other line section of one of the coupled pairs. The balun includes an inductive load, connected in parallel with the differential port, in which the electrical length of the coupled line sections is less than one quarter of the wavelength of the centre frequency of the operating band of the balun.
    • 一种分布式向后波平衡不平衡变换器,包括第一和第二对耦合传输线段,其中第一耦合对的一个线段与第二耦合对的一个线段串联。 差分端口连接在串联连接的线路段的外端上,并且单端口连接到耦合对之一的另一线段的内端。 平衡 - 不平衡变压器包括与差分端口并联连接的感性负载,其中耦合线路部分的电长度小于平衡 - 不平衡变换器的工作频带的中心频率的波长的四分之一。
    • 10. 发明申请
    • Compact balun
    • 紧凑型平衡 - 不平衡转换器
    • US20060208824A1
    • 2006-09-21
    • US11080478
    • 2005-03-16
    • Jean-Luc Erb
    • Jean-Luc Erb
    • H01P5/10
    • H01P5/10
    • A distributed backwards-wave balun comprising first and second pairs of coupled transmission line sections 10A, 10B and 12A, 12B having one line section 10A of the first coupled pair connected in series with one line section 12A of the second coupled pair. A differential port 14 is connected across the outer ends of the series-connected line sections 10A, 12A and a single-ended port 16 is connected to the inner end of the other line section 12B of one of the coupled pairs. The balun includes an inductive load 40, connected in parallel with the differential port 14, whereby the electrical length of the coupled line sections 10A, 10B and 12A, 12B is less than one quarter of the wavelength of the centre frequency of the operating band of the balun.
    • 一种分布式向后波平衡不平衡变换器,包括第一和第二对耦合的传输线路部分10A,10B和12A,12B,其具有与第二耦合传输线路部分的一个线路部分12A的串联连接的第一耦合对的一个线路部分10A 耦合对。 差动端口14连接在串联连接的线路段10A,12A的外端上,并且单端口16连接到一对耦合对的另一线段12B的内端。 平衡 - 不平衡转换器包括与差分端口14并联连接的感性负载40,由此耦合线路部分10A,10B和12A,12B的电长度小于中心频率的波长的四分之一 平衡 - 不平衡变换器的工作频带。