Integrated time delay unit system and method for a feed manifold
First Claim
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1. An electronically steerable antenna system, comprising:
- a plurality of antenna elements; and
a plurality of time delay units, each of the time delay units being associated with a respective antenna element of the antenna elements and comprising a plurality of multiplexers, wherein the time delay units comprise a radio frequency integrated circuit time delay unit portion having integrated time delay paths disposed on a radio frequency integrated circuit and an interposer time delay unit portion, the interposer time delay portion being provided on an interposer associated with the radio frequency integrated circuit and having interposer time delay paths disposed on the interposer, wherein the multiplexers select the integrated time delay paths and the interposer time delay paths for a time delay for the respective antenna element.
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Abstract
A system and method provides time delays for an antenna array such as an electronically-scanned antenna array in a wide band range. The system and method can utilize time delay units including a radio frequency integrated circuit time delay unit portion provided on a radio frequency integrated circuit and an interposer time delay unit portion. The interposer time delay portion is provided on an interposer associated with the radio frequency integrated circuit.
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Citations
20 Claims
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1. An electronically steerable antenna system, comprising:
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a plurality of antenna elements; and a plurality of time delay units, each of the time delay units being associated with a respective antenna element of the antenna elements and comprising a plurality of multiplexers, wherein the time delay units comprise a radio frequency integrated circuit time delay unit portion having integrated time delay paths disposed on a radio frequency integrated circuit and an interposer time delay unit portion, the interposer time delay portion being provided on an interposer associated with the radio frequency integrated circuit and having interposer time delay paths disposed on the interposer, wherein the multiplexers select the integrated time delay paths and the interposer time delay paths for a time delay for the respective antenna element. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of steering using an electronically scanned antenna array, the method comprising:
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using a first time delay unit at least partially disposed on a radio frequency integrated circuit associated with a first antenna element, the first time delay unit comprising a plurality of selectable first time delay paths to provide a first time delay for the first antenna element, wherein the first time delay paths are disposed within the radio frequency integrated circuit and on an interposer, the interposer being coupled between a printed circuit board associated with the first antenna element and the radio frequency integrated circuit; and using a second time delay unit at least partially disposed on a radio frequency integrated circuit associated with a second antennae element, the second time delay unit comprising a plurality of selectable second time delay paths to provide a second time delay for the second antenna element. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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16. A time delay unit for an ultra-wide band antenna array system, the ultra-wide band antenna array system comprising a printed circuit board, a radio frequency integrated circuit and an interposer, the radio frequency integrated circuit being disposed on the interposer, the interposer being disposed on the printed circuit board, the time delay unit comprising:
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a radio frequency integrated circuit time delay unit portion comprising a plurality of first selectable delay paths disposed within the radio frequency integrated circuit; and an interposer time delay unit portion comprising a plurality of second selectable delay paths, the interposer time delay portion being provided on the interposer. - View Dependent Claims (17, 18, 19, 20)
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Specification