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    • 1. 发明授权
    • Microstrip patch antenna
    • 微带贴片天线
    • US5400040A
    • 1995-03-21
    • US54377
    • 1993-04-28
    • Jeffrey P. LaneJoseph P. BiondiJoseph S. Pleva
    • Jeffrey P. LaneJoseph P. BiondiJoseph S. Pleva
    • H01Q1/28H01Q9/04H01Q21/06H01Q1/38
    • H01Q1/286H01Q21/065H01Q9/0407
    • A patch radiator antenna is described including a sheet of conductive material and a dielectric substrate having a first and second surface, the sheet of conductive material disposed upon the first surface of the dielectric substrate. The patch radiator antenna further includes a plurality of patch radiator elements disposed upon the second surface of the dielectric substrate, each one of the plurality of patch radiator elements having sides with a width and a length. The plurality of patch radiator elements include a first patch radiator element having a feed probe to couple the first patch radiator element to an RF signal source and at least one second patch radiator element including a microstrip feed along the width of the patch radiator element, the at least one second patch radiator element disposed fore of the first patch radiator element. The patch radiator antenna further includes a strip conductor having a first end and a second end, the first end connected to the microstrip feed and the second end connected along the length of the first patch radiator element. With such an arrangement, a corporate feed for each patch radiator element is eliminated, thus reducing feed line radiation.
    • 描述了一种贴片辐射天线,其包括导电材料片和具有第一和第二表面的电介质衬底,该导电材料片设置在电介质衬底的第一表面上。 贴片辐射器天线还包括布置在电介质基片的第二表面上的多个贴片辐射器元件,多个贴片辐射器元件中的每一个具有宽度和长度的侧面。 多个贴片辐射器元件包括具有馈送探针以将第一贴片辐射器元件耦合到RF信号源的第一贴片辐射器元件和包括沿着贴片辐射器元件的宽度的微带馈送的至少一个第二贴片散热器元件, 设置在所述第一贴片散热器元件之前的至少一个第二贴片辐射器元件。 贴片辐射器天线还包括具有第一端和第二端的带状导体,第一端连接到微带馈电,第二端沿着第一贴片散热器元件的长度连接。 通过这样的布置,消除了每个贴片散热器元件的公司馈送,从而减少了馈线辐射。
    • 2. 发明授权
    • N-channel multiplexer
    • N通道多路复用器
    • US07948332B2
    • 2011-05-24
    • US12241338
    • 2008-09-30
    • Keith D. TrottRobert V. CummingsMark R. DeLucaRonni J. CavenerJoseph P. BiondiGeorge S. LafaveJeffrey D. Cotton
    • Keith D. TrottRobert V. CummingsMark R. DeLucaRonni J. CavenerJoseph P. BiondiGeorge S. LafaveJeffrey D. Cotton
    • H01P5/12H03H7/42H03H7/46
    • H01P1/2135H01P5/10H01P5/12
    • A radio frequency (RF) channelizer includes a first four-port balun, a second four part balun and a pair of filters coupled between the first and second four port baluns. The filters operate such that RF signals having a frequency within a desired frequency band (so-called “in-band” signals) can propagate between the first and second baluns (e.g. from the first balun to the second balun) while signals having a frequency outside the desired frequency band (so-called “out-of-band signals”) are reflected back to the first balun. One filter reflects out-of-band signals while maintaining the magnitude and phase of the signal (i.e. with a 0 degree phase shift), while the other filter reflects out-of-band signals with a phase-reversal (i.e. with a 180 degree phase shift). With this approach, the reflected signals propagate to a sum port (or even mode port) of the first balun. In this way, the balun-filter combination results in a channelizer which separates signals into different frequency bands.
    • 射频(RF)通道器包括第一四端口平衡 - 不平衡变换器,第二四部分平衡 - 不平衡变换器和连接在第一和第二四端口巴伦之间的一对滤波器。 滤波器操作使得具有期望频带内的频率(所谓的“带内”信号)的RF信号可以在第一和第二巴伦之间传播(例如,从第一平衡 - 不平衡转换器到第二平衡 - 不平衡变换器),而具有频率 在所需频带之外(所谓的“带外信号”)被反射回到第一平衡 - 不平衡变换器。 一个滤波器反映带外信号,同时保持信号的幅度和相位(即,具有0度相移),而另一个滤波器反相的带外信号(即具有180度 相移)。 通过这种方法,反射的信号传播到第一个平衡 - 不平衡变换器的总和端口(或甚至模式端口)。 以这种方式,平衡 - 不平衡转换器组合产生将信号分离成不同频带的信道化器。
    • 3. 发明申请
    • N-Channel Multiplexer
    • N通道多路复用器
    • US20100079220A1
    • 2010-04-01
    • US12241338
    • 2008-09-30
    • Keith D. TrottRobert V. CummingsMark R. DeLucaRonni J. CavenerJoseph P. BiondiGeorge S. LafaveJeffrey D. Cotton
    • Keith D. TrottRobert V. CummingsMark R. DeLucaRonni J. CavenerJoseph P. BiondiGeorge S. LafaveJeffrey D. Cotton
    • H01P5/12H01P5/10
    • H01P1/2135H01P5/10H01P5/12
    • A radio frequency (RF) channelizer includes a first four-port balun, a second four part balun and a pair of filters coupled between the first and second four port baluns. The filters operate such that RF signals having a frequency within a desired frequency band (so-called “in-band” signals) can propagate between the first and second baluns (e.g. from the first balun to the second balun) while signals having a frequency outside the desired frequency band (so-called “out-of-band signals”) are reflected back to the first balun. One filter reflects out-of-band signals while maintaining the magnitude and phase of the signal (i.e. with a 0 degree phase shift), while the other filter reflects out-of-band signals with a phase-reversal (i.e. with a 180 degree phase shift). With this approach, the reflected signals propagate to a sum port (or even mode port) of the first balun. In this way, the balun-filter combination results in a channelizer which separates signals into different frequency bands.
    • 射频(RF)通道器包括第一四端口平衡 - 不平衡变换器,第二四部分平衡 - 不平衡变换器和连接在第一和第二四端口巴伦之间的一对滤波器。 滤波器操作使得具有期望频带内的频率(所谓的“带内”信号)的RF信号可以在第一和第二巴伦之间传播(例如,从第一平衡 - 不平衡转换器到第二平衡 - 不平衡变换器),而具有频率 在所需频带之外(所谓的“带外信号”)被反射回到第一平衡 - 不平衡变换器。 一个滤波器反映带外信号,同时保持信号的幅度和相位(即,具有0度相移),而另一个滤波器反相的带外信号(即具有180度 相移)。 通过这种方法,反射的信号传播到第一个平衡 - 不平衡变换器的总和端口(或甚至模式端口)。 以这种方式,平衡 - 不平衡转换器组合产生将信号分离成不同频带的信道化器。