RF Systems Engineer with experience in Millimeter Wave Communications and Radar Systems.
-RF Systems lead in the design and delivery of a Muli-Gigabit E-Band Radio for Low-Latency, Mobile Backhaul, and Enterprise applications.
-Millimeter wave (Ka and W) as well as X, C, S and L-band radar engineer of 14+ years,
-FPGA and DSP algorithm development for communications, radar, and missile systems.
Lead RF Systems Engineer; E-Band, Millimeter Wave @ Provided RF engineering and technical leadership for an E-Band commercial communications product. Our team was able to design and ship a low-latency 2Gbps QPSK E-Band radio.
Key Responsibilities:
-End-to-end Millimeter-wave product development (concept, design, implementation, test, production, and support).
-Conceptual design for advanced E-Band subsystems.
-Technical leadership in specification, design, and test.
-Support design release to manufacturing and production ramp.
Accomplishments:
-System architecture, subsystem, and board design.
-Development of system specifications, link budgets, and performance models.
-Development of carrier recovery, automatic gain control, and tracking algorithms.
-Development of automatic frequency control and ambiguous frequency offset recovery algorithms.
-Development of linear gain control of HEMT low-noise amplifiers.
-Development of pilot detection and tracking in cases of extreme fade conditions, LOS.
-DSP algorithm development and verification for FPGA-based SDR applications.
-Development of Doppler/tower-motion models.
-Design of high frequency baseband circuits and filters, DC to 1.25GHz.
-Bare-die wire-bonded chip carrier design and manufacturing management.
-Cassegrain antenna design management.
-Radome specification and characterization.
-Development of quadrature error compensation in low-latency applications.
-Development of calibration and production processes.
-Development of design validation and testing procedures. From June 2011 to October 2014 (3 years 5 months) Radar Systems Engineer @ Provide RF Engineering for ROSA and COSIP radar systems at the Pacific Missile Range Facility.
-Lead Engineer on MIT/LL ROSA Radar Systems
-Monopulse ROSA receiver amplitude and phase alignment and instability; diagnosis and improvement.
-Implemented in-depth calibration regimen including channel alignment, noise figure measurement, sensitivity, Doppler measurement, transverse equalization, channel rejection, polarization, integration gain, antenna pattern, monopulse networks.
-Implemented complete radar maintenance instruction and preventative maintenance schedule.
-Contracted to Vandenburg AN/TPQ-18 RADAR to provide receiver cascade analysis and sensitivity improvement.
Design of embedded signal processing board (FPGA-based) for all-range determination and representation
-Automatic WB/NB waveform de-interleave
-Automatic range scaling as per detected PRF class
-Implemented dual-softcore processor on FPGA
-Implemented RTL data compression engine
-System offered 5-figure savings over COTS technology
Redesign of Encoder Interface Modules
-Designed and fabricated new cards no longer supported by manufacturer
-Redesigned fine-track quadrature card featuring on-board calibration circuitry
-Redesigned natural binary cards with emphasis on maintainability From March 2008 to June 2011 (3 years 4 months) Radar Receiver Engineer, Millimeter Wave @ Provided improvement and modernization engineering for radar systems, primarily for the MMW Radar sensor at the Reagan Test Site, Kwajalein Missile Range. Areas of responsibility included the 35GHz and 95GHz receivers, transmit upconverters, L.O. converters, digital control systems, antenna control systems, digital signal processing, and calibration algorithms. From July 2003 to February 2008 (4 years 8 months) Radar/Digital Engineer, Kwajalein, Millimeter Wave, C, S, and L bands @ Provided improvement and modernization engineering for radar digital systems,cross-matrixed across the ROSA radar system at Kwajalein Missile Range. Areas of responsibility included the KMAR, CDE, and ROSA radars; TRADEX, ALTAIR, ALCOR and MMW. Designed and integrated new control systems into deployed S, L, C, Ka, and W radar systems charged with space surveillance and reentry vehicle data collection. From February 2002 to July 2003 (1 year 6 months) ASIC Design Engineer @ Performed RTL coding and scan-insertion/design-for-test functions while subcontracted to various engineering companies across California. From 2001 to 2002 (1 year) Hardware Engineer @ Designed microcontroller and FPGA based systems for Standard Missile II BLKIVA program. From 1999 to 2001 (2 years)
BSEE, Electrical Engineering @ Purdue University From 1994 to 1999 Eric Rogers is skilled in: FPGA, PCB design, Microcontrollers, System Architecture, Sensors, Engineering, Semiconductors, Digital Signal Processing, RF Engineering, Radar, Testing, Antennas, Integration, RF, ASIC