A Low Cost, Electronically Scanned Array (ESA) Antenna Technology for Aviation Hazard Detection and Avoidance

Award Information
Agency:
National Aeronautics and Space Administration
Branch
n/a
Amount:
$597,159.00
Award Year:
2009
Program:
SBIR
Phase:
Phase II
Contract:
NNX09CB16C
Award Id:
88176
Agency Tracking Number:
075457
Solicitation Year:
n/a
Solicitation Topic Code:
n/a
Solicitation Number:
n/a
Small Business Information
20000 Mariner Ave., Suite 500, Torrance, CA, 90503
Hubzone Owned:
N
Minority Owned:
N
Woman Owned:
N
Duns:
806647330
Principal Investigator:
William Henderson
Principal Investigator
(310) 802-4517
billh@thin-kom.com
Business Contact:
Stuart Coppedge
Chief Operating Officer
(310) 371-5486
stuartc@thin-kom.com
Research Institution:
n/a
Abstract
The proposed Phase II project includes the design, fabrication, and testing of a fully-functional 320 element X-band antenna which will serve dual-roles as both the proof-of-design (POD) and the proof-of-manufacturability (POM) prototype of ThinKom's innovative low-cost electronically scanned array (ESA) antenna technology. Simultaneously emphasizing affordability and performance, this antenna subsystem will uniquely enable near-term wide deployment of airborne hazard detection and avoidance radar systems with greatly enhanced performance and functionality relative to currently fielded systems. This technology comprises a proprietary integrated "quasi-monolithic" feed/phase-shifter/radiator topology exclusively realized using low-risk low-cost flight-proven, manufacturing materials, components, and processes. In addition, this architecture is ideally-suited for simplified compact integration with a highly reliable, low-cost, low-power consumption beam steering controller (BSC) utilizing pre-existing COTS components. The expected RF loss through the feed, phase shifter, and radiator of this low-cost/high-performance topology is less than 1 dB at X-Band, which is no greater than (and in most cases less than) that of "traditional" (much) higher cost ESA implementations. Building upon the Phase I preliminary antenna subsystem design and highly successful phase-shifter risk-reduction verification testing accomplished in Phase I, the Phase II program will directly demonstrate and prove both the performance and revolutionary cost reduction potential of this new "no compromise" ESA architecture and technology. In addition to the targeted aviation hazard detection radar/sensor application, other benefiting applications would include ground mapping, atmospheric studies, and launch range surveillance radars and sensors as well as communication applications for which an agile highly directional beam is required such as high-gain LOS and NLOS (SATCOM) Data Links.

* information listed above is at the time of submission.

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