发明名称 HIGH ISOLATION ANTENNA SYSTEM
摘要 An antenna system supports a common resonance mode and differential resonance mode, each with approximately equal radiation resistance and bandwidth at a given operating frequency band. The antenna system includes a resonant antenna section, a counterpoise, and two antenna ports. The resonant antenna section includes two spaced-apart poles and a distributed network therebetween. Each of the poles has a proximal end connected to the distributed network and an opposite distal end. The distal ends of the poles are separated from each other by a distance of 1/3 to 2/3 of the electrical wavelength at the given operating frequency. Each of the two antenna ports is defined by a pair of feed terminals with one feed terminal located on the counterpoise and the other feed terminal located on a different one of the poles of the resonant antenna section. The resonant antenna section, counterpoise, and ports are configured such that a signal within the given operating frequency band applied to one port is isolated from the other port.
申请公布号 US2015084824(A1) 申请公布日期 2015.03.26
申请号 US201414558269 申请日期 2014.12.02
申请人 Skycross, Inc. 发明人 Montgomery Mark T.
分类号 H01Q1/52;H01Q5/00 主分类号 H01Q1/52
代理机构 代理人
主权项 1. An antenna system supporting a common resonance mode and differential resonance mode, each with approximately equal radiation resistance and bandwidth at a given operating frequency band, the antenna system comprising: a resonant antenna section comprising two spaced-apart poles and a distributed network therebetween, each of said poles having a proximal end connected to the distributed network and an opposite distal end; a counterpoise; a first antenna port and a second antenna port, each port defined by a first feed terminal located on the counterpoise and a second feed terminal located on a different one of the poles of the resonant antenna section; and inductive shorting sections connected between the resonant antenna section and the counterpoise, wherein the resonant antenna section is in a first planar section that is parallel to the counterpoise in a second planar section, and wherein the inductive shorting sections are in between and perpendicular to the first and second planar sections of the resonant antenna section and the counterpoise, respectively, wherein the resonant antenna section, counterpoise, the first antenna port, and the second antenna port are configured such that a signal within the given operating frequency band applied to the first antenna port is isolated from the second antenna port.
地址 San Jose CA US
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