Integrated stripline feed network for linear antenna array
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01Q-021/00
H01Q-001/12
H01Q-021/08
H01Q-003/26
H01Q-021/20
H01Q-001/24
출원번호
US-0879300
(2013-02-08)
등록번호
US-9843105
(2017-12-12)
국제출원번호
PCT/CN2013/071565
(2013-02-08)
국제공개번호
WO2014/121515
(2014-08-14)
발명자
/ 주소
Wang, Nan
Nyhus, Orville
Wang, Charles
출원인 / 주소
Honeywell International Inc.
대리인 / 주소
Fogg & Powers LLC
인용정보
피인용 횟수 :
0인용 특허 :
44
초록▼
An embodiment of an integrated stripline feed network for a linear antenna array comprises a power distribution network coupled to the linear antenna array; a feed signal input/output component coupled to the power distribution network; wherein the input/output component receives a feed signal and s
An embodiment of an integrated stripline feed network for a linear antenna array comprises a power distribution network coupled to the linear antenna array; a feed signal input/output component coupled to the power distribution network; wherein the input/output component receives a feed signal and splits the feed signal for distributing to a plurality of antenna elements of the linear antenna array through the power distribution network. The integrated stripline feed network is configured to be integrated into a support body of the linear antenna array, wherein, the support body structurally supports the linear antenna array.
대표청구항▼
1. An integrated stripline feed network in a linear antenna array, the integrated stripline feed network comprising: a plurality of bays located along a longitudinal axis of the linear antenna array, each of the bays having a pair of bay portions positioned orthogonal to the longitudinal axis;a plur
1. An integrated stripline feed network in a linear antenna array, the integrated stripline feed network comprising: a plurality of bays located along a longitudinal axis of the linear antenna array, each of the bays having a pair of bay portions positioned orthogonal to the longitudinal axis;a plurality of circuit boards positioned orthogonal to the longitudinal axis, each of the circuit boards respectively interposed between each pair of bay portions, each of the circuit boards implemented with a stripline feed network connected to a plurality of antenna elements in each bay, wherein each stripline feed network comprises: a power distribution network coupled to the linear antenna array; anda feed signal input/output component coupled to the power distribution network; wherein,the input/output component receives a feed signal and splits the feed signal for distributing to the plurality of antenna elements through the power distribution network;the integrated stripline feed network configured to be integrated into a support body of the linear antenna array, wherein, the support body structurally supports the linear antenna array;wherein at least one bay includes antenna elements that have a spatially rotated orientation with respect to other antenna elements of at least one of the other bays to adjust for a respective phase delay or advance, such that the phase of the feed signal received at the spatially rotated antenna elements is matched to the respective phase of the feed signal received at the other antenna elements. 2. The integrated stripline feed network of claim 1, wherein the feed signal input/output component is configured to provide a direct feed signal to a central antenna element of the plurality of antenna elements in each bay, wherein the direct feed signal is a feed signal that has only been split once by the input/output component. 3. The integrated stripline feed network of claim 1, wherein the power distribution network includes one or more Wilkinson power dividers and one or more directional couplers. 4. The integrated stripline feed network of claim 1, wherein the power distribution network includes one or more phase delay units configured to adjust for phase differences in the feed signal due to variations in signal path line length of each of the plurality of antenna elements. 5. The integrated stripline feed network of claim 1, wherein each of the circuit boards comprise a multilayered printed circuit board (PCB). 6. The integrated stripline feed network of claim 5, wherein each multilayered PCB includes three layers of stripline. 7. The integrated stripline feed network of claim 5, wherein the feed signals to each output channel are separated according to signal strength on different layers of the multilayered PCB, wherein stronger signals are separated from weaker signals on different layers of the PCB. 8. A linear antenna array system comprising: a hollow support body having a longitudinal axis;a plurality of bays located along the support body, each of the bays having a pair of bay portions that surround respective sections of the support body, each of the bays comprising: a plurality of antenna elements positioned around the support body; anda circuit board positioned orthogonal to the longitudinal axis of the support body, the circuit board interposed between the pair of bay portions, the circuit board implemented with a stripline feed network connected to the plurality of antenna elements, wherein the stripline feed network is configured to integrate into the support body, the stripline feed network comprising: a power distribution network configured to distribute a feed signal to each of the plurality of antenna elements; anda feed signal input/output component, coupled to the power distribution network, the input/output component configured to split the feed signal for distributing to the plurality of antenna elements through the power distribution network; anda stripline feed line extending through the support body and electrically connected to each circuit board implemented with the stripline feed network in each of the bays;wherein at least one of the bays includes antenna elements that have a spatially rotated orientation with respect to other antenna elements of at least one of the other bays to adjust for a respective phase delay or advance, such that the phase of the feed signal received at the spatially rotated antenna elements is matched to the respective phase of the feed signal received at the other antenna elements. 9. The linear antenna array system of claim 8, wherein each circuit board comprises a multilayered printed circuit board (PCB), and the antenna elements of each bay are mounted on the PCB in each respective bay. 10. The linear antenna array system of claim 9, wherein the antenna elements of each bay are fastened orthogonally to a plane formed by a surface of the PCB at each bay. 11. The linear antenna array system of claim 8, wherein the plurality of bays comprises three bays. 12. The linear antenna array system of claim 8, wherein the plurality of circular antenna elements in each bay is coupled on each of four sides of each respective bay. 13. The linear antenna array system of claim 8, wherein the circuit board in each bay is mechanically and electrically coupled to the support body. 14. The linear antenna array system of claim 13, wherein the circuit board in each bay is mechanically coupled by soldering. 15. The linear antenna array system of claim 8, wherein each of the plurality of antenna elements has a racetrack oval shaped surface. 16. The linear antenna array system of claim 15, wherein each of the plurality of antenna elements include a pair of radiator discs on the racetrack oval shaped surface.
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