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Publications for Alan D. Downey
 
Connolly, D.J.; Anzic, G.; and Downey, A.N.: The Role of GaAs IC's in Future Satellite Communications Applications. 1983 Space Electronics Conference, Los Angeles, CA, 1983.
 
Anzic, G.; and Downey, A.N.: GaAs MMIC Technology Development. CECON 1983, Cleveland, OH, 1983.
 
Anzic, G.; Kascak, T.J.; Downey, A.N.; Liu, D.; and Connolly, D.J.: Microwave Monolithic Integrated Circuit Development for Future Spaceborne Phased Array Antennas. AIAA Communications Satellite Systems Conference (NASA TM—83518), Orlando, FL, 1984.
 
Downey, A.N.; Connolly, D.J.; and Anzic, G.: MMIC Technology for Advanced Space Communications Systems. IEEE 17th Annual Electronics and Aerospace Conference (NASA TM 83749), Washington, DC, 1984.
 
Bhasin, K.B.; Downey, A.N.; Ponchak, G.E.; Romanofsky, R.R.; Anzic, G.; and Connolly, D.J.: Monolithic Microwave Integrated Circuits Interconnections and Packaging Considerations. International Electronics Packaging Society, Fourth Annual International Electronics Packaging Conference (NASA TM 83774), Baltimore, MD, 1984.
 
Romanofsky, R.R.; Bhasin, K.B.; Ponchak, G.E.; Downey, A.N.; and Connolly, D.J.: An Experimental Investigation of Microstrip Properties on Soft Substrates from 2 to 40 GHz. IEEE Microwave Theory and Techniques Symposium (NASA TM 86961), St. Louis, MO, 1985.
 
Bhasin, K.B.; Downey, A.N.; and Simons, R.N.: Integrated Circuit Design Concepts to Control 30 GHz MMIC Phase Shifter Via an Optical Fiber. IEEE Workshop on Microwave Aspects of GHz/Gbit Optical Transmission Systems, Baltimore, MD, 1986.
 
Freeman, J.C.; and Downey, A.N.: An Analytical and Experimental Study of Injection-Locked Two-Port Oscillators. NASA TM 100119, 1987.
 
Ponchak, G.; and Downey, A.N.: A New Model for Broadband Waveguide to Microstrip Transition Design. NASA TM 88905, 1986. (Also in Microwave J., vol. 31, no. 5, 1988 and NASA Tech Briefs, vol. 13, no. 5, 1989.)
 
Downey, A.N.: Protocol for Activation of NASA's ATS 3 Emergency-Response Satellite/Terrestrial Communications Network. 1986.
 
Downey, A.N.: ATS Experimenters Guide. 1986.
 
Lai, R.; Bhattacharya, P.K.; Alterovitz, S.A.; Downey, A.N.; and Chorey, C.: Low-Temperature Microwave Characteristics of Pseudomorphic InxGa1 xAs/In0.52Al0.48As Modulation Doped Field Effect Transistors. IEEE Electron Device Letters, vol. 11, no. 12, 1990.
 
Lai, R.; Bhattacharya, P.K.; Yang, D.; and Brock, T.L.; Alterovitz, S.A.; and Downey, A.N.: Characteristics of 0.8- and 0.2-Micron Gate Length InxGa1 xAs/In0.52Al0.48As /InP (0.53<0.70) Modulation-Doped Field-Effect Transistors at Cryogenic Temperatures. IEEE Transactions on Electron Devices, vol. 39, no. 10, 1992.
 
Kunath, R.; Lee, R.; Martzaklis, K.; Shalkhauser, K.; Downey, A.; and Simons, R.: A Vertically Integrated Ka-Band Phased Array Antenna. 14th AIAA International Communication Satellite Systems Conference & Exhibit, Washington, DC, 1992.
 
Kunath, R.R.; Lee, R.Q.; Martzaklis, K.S.; Shalkhauser, K.A.; Downey, A.N.; and Simons, R.: An Optically Controlled Ka-Band Phased Array Antenna. JPL MMIC Symposium, Pasadena, CA, 1992.
 
Lan, G.L.; Pao, C.K.; Wu, C.S.; Hu, M.; and Downey, A.N.: V-Band Pseudomorphic HEMT MMIC Phased Array Components for Space Communications. JPL MMIC Symposium, Pasadena, CA, 1992.
 
Lan, G.L.; Pao, C.K.; Wu, C.S.; Hu, M.; and Downey, A.N.: V-Band Monolithic Pseudomorphic HEMT MMIC Phased Array Components. SPIE Millimeter Wave and Monolithic Microwave Integrated Circuit Technologies: Defense Conversion Opportunities, San Diego, CA, 1994.
 
Downey, A.N.: Phased Array Antenna With Optoelectronic Control Circuits. NASA Tech Brief, 1994.
Romanofsky, R.R.; Bhasin, K.B.; Downey, A.N.: Integrated Cryogenic Satellite Communication Cross-Link Receiver Experiment. 16th AIAA International Communications Satellite Systems Conference (NASA TM 107101), 1996.
 
Kayali, S.; Ponchak, G.; and Shaw, R.: GaAs MMIC Reliability Assurance Guideline for Space Applications. Monolithic Microwave Integrated Circuits, Chapter IX, JPL Publication 96 25, 1996.
 
Ponchak, G.E.; Downey, A.N.; and Katehi, L.P.B.: High Frequency Interconnects on Silicon Substrates. 1997 IEEE Radio Frequency Integrated Circuits Symp. Dig., Denver, CO, 1997.
 
Ponchak, G.E.; Downey, A.N.: Characterization of Thin Film Microstrip Lines on Polyimide. IEEE Transactions on Components, Packaging, and Manufacturing Technology Part B, vol. 21, no. 2, 1998.
 
Schwartz, Z.D.; Downey, A.N.; Alterovitz, S.A.; and Ponchak, G.E.: High-Temperature Probe Station for Use in Microwave Device Characterization Through 500 C. Paper presented at the 61st ARFTG Microwave Measurements Conference, IEEE MTT S IMS2003, Philadelphia, PA, 2003.
 
Ponchak, G.E.; Schwartz, Z.D.; Alterovitz, S.A.; Downey, A.N.; and Freeman, J.C.: Temperature Dependence of Attenuation of Coplanar Waveguide on Semi-Insulating 4H-SiC Through 540 C. Electr. Lett., vol. 39, no. 6, 2003.
 
Schwartz, Z.D.; Downey, A.N.; Alterovitz, S.A.; and Ponchak, G.E.: High Temperature RF Probe Station for Device Characterization Through 500 C and 50 GHz. IEEE Trans. Instrum. Meas.
 
Ponchak, G.E.; Alterovitz, S.A.; Downey, A.N.; Freeman, J.C.; and Schwartz, Z.D.: Measured Propagation Characteristics of Coplanar Waveguide on Semi-Insulating 4H-SiC Through 800 K. IEEE Microwave and Wireless Components Letters, vol. 13, no. 11, 2003.
 
 
   
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