Application US20190252775

PHASED ARRAY ANTENNA SYSTEMS
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US20190252775

1. A phased array antenna system, comprising: (8) (2)

a first portion carrying an antenna lattice including a plurality of antenna elements, wherein the plurality of antenna elements are arranged in a first configuration; and

a second portion carrying a beamformer lattice including a plurality of beamformer elements, wherein the plurality of beamformer elements are arranged in a second configuration different from the first configuration, wherein each of the plurality of antenna elements are electrically coupled to one of the plurality of beamformer elements.

2. The phased array antenna system of claim 1, wherein at least one of the plurality of antenna elements is laterally spaced from a corresponding one of the plurality of beamformer elements. (0)

3. The phased array antenna system of claim 1, wherein the first configuration is a space tapered configuration. (0)

4. The phased array antenna system of claim 1, wherein the second configuration may be an organized or evenly spaced configuration. (0)

5. The phased array antenna system of claim 1, wherein the first and second portions define at least a portion of a carrier. (1) (0)

9. The phased array antenna system of claim 1, wherein the antenna elements and the beamformer elements are in a 1:1 ratio. (0)

10. The phased array antenna system of claim 1, wherein the antenna elements and the beamformer elements are in a greater than 1:1 ratio. (0)

11. The phased array antenna system of claim 1, wherein the first and second portions are first and second layers. (1) (0)

12. The phased array antenna system of claim 11, further comprising a third layer disposed between the first portion and the second portion carrying at least a portion of a mapping including a first plurality of mapping traces on a first surface on the third portion, wherein at least some of the first plurality of mapping traces provide at least a portion of the electrical connection between the plurality of antenna elements and the plurality of beamformer elements. (5) (0)

13. The phased array antenna system of claim 12, wherein the first, second, and third layers are discrete PCB layers in a PCB stack. (1) (0)

15. The phased array antenna system of claim 12, further comprising a first plurality of vias through the first, second, and/or third layers, each via of the first plurality of vias connecting one of the plurality of antenna elements or one of the plurality of beamformer elements to one of the first plurality of mapping traces. (0)

16. The phased array antenna system of claim 12, wherein the first plurality of mapping traces are equidistant in length for RF signal propagation. (0)

17. The phased array antenna system of claim 12, wherein the first plurality of mapping traces do not cross each other on the first surface. (0)

18. The phased array antenna system of claim 12, wherein the third layer includes a plurality of sub-layers disposed between the first layer and the second layer, wherein at least two sub-layers carrying at least a portion of the mapping including the first plurality of mapping traces on the first surface in a first sub-layer and the second plurality of mapping traces on a second surface in a second sub-layer, wherein at least some of the first and second plurality of mapping traces provide at least a portion of the electrical connection between the plurality of antenna elements and the plurality of beamformer elements. (5) (0)

19. The phased array antenna system of claim 18, further comprising a second plurality of vias through at least one of the first, second, and third layers, each via of the second plurality of vias connecting one of the first plurality of mapping traces to one of the second plurality of mapping traces. (0)

20. The phased array antenna system of claim 18, further comprising a second plurality of vias through the first, second, and third layers, each via of the second plurality of vias connecting one of the plurality of antenna elements or one of the plurality of beamformer elements to one of the second plurality of mapping traces. (0)

21. The phased array antenna system of claim 18, wherein the first and second pluralities of mapping traces in the same plane do not cross each other. (0)

22. The phased array antenna system of claim 18, wherein the first plurality of mapping traces in the first layer and the second plurality of mapping traces in the second layer cross a line extending normal to the first and second layers. (0)

23. The phased array antenna system of claim 18, wherein the second plurality of mapping traces are equidistant in length for RF signal propagation. (0)

24. The phased array antenna system of claim 1, wherein the antenna lattice includes a first plurality of antenna elements configured for operating at a first value of a parameter and a second plurality of antenna elements configured for operating at a second value of a parameter. (1) (0)

25. The phased array antenna system of claim 24, wherein a third layer includes at least first and second sub-layers disposed between the first layer and the second layer, wherein a first plurality of mapping traces in at least a first sublayer is electrically coupled to the first plurality of antenna elements, and wherein a second plurality of mapping traces in at least a second sublayer is electrically coupled to the second plurality of antenna elements. (2) (0)

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Application US20190252775

PHASED ARRAY ANTENNA SYSTEMS

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