1996-1999

Papers in reverse chronological order
Click on number for PDF file

Number Year Authors/Title/Publication   Type

144

1999

A.S. Nagra, T.R. Taylor, P. Padmini, J.S. Speck and R.A. York, “First demonstration of a periodically loaded line phase shifter using BST capacitors,” presented at MRS Conference, Nov 1999.  Printed in Mat. Res. Soc. Symp. Proc. Vol. 603, 2000, pp. 37-42

 

Conference Paper

119

1999

R.A. York, “Phase-Locking Dynamics in Active Integrated Antenna Arrays” in Analysis and Design of Integrated-Circuit Antenna modules, P.S. Hall and K.C. Gupta, eds., Wiley: New York, 1999.

 

Chapter

118

1999

N.-S. Cheng, T.-P. Dao, M.G. Case, D.B. Rensch and R.A. York, “A 120-Watt X-Band Spatially Combined Solid State Amplifier”, IEEE Trans. Microwave Theory Tech, vol. MTT-47, pp. 2557-2561, December 1999.

 

Journal Paper

117

1999

P. Padmini, T.R. Taylor, M.J. Lefevre, A.S. Nagra, J.S. Speck and R.A. York, “Realization of High Tunability Barium Strontium Titanate Thin Films by RF Magnetron Sputtering”, Applied Physics Letters, vol. 75, pp. 3186-3188, November 1999.

 

Journal Paper

116

1999

A.S. Nagra and R.A. York, “Distributed analog phase shifters with low insertion loss”,  IEEE Trans. Microwave Theory Tech. , vol. 47, no. 9, pp. 1705-1711, September 1999.

 

Journal Paper

115

1999

Y-F. Wu, R.A. York, S. Keller, B.P. Keller, and, U.K. Mishra, “3-9GHz GaN-based microwave power amplifiers with LCR broadband matching”, IEEE Microwave Guided Wave Lett. , vol. 9, pp. 314-316, August 1999.    

 

Journal Paper

114

1999

H.C. Cheng, A. Borgioli, P. Yeh, R.A. York, “Analysis of oscillators with external feedback loop for improved locking range and noise reduction”, IEEE Trans. Microwave Theory Tech. , vol. MTT-47, pp. 1535–1543, August 1999.

 

Journal Paper

113

1999

J. J. Xu, Y-F. Wu, S. Keller, G. Parish, S. Heikman, U.K. Mishra, and R.A. York, “1-8GHz GaN-based power amplifier using flip-chip bonding”, IEEE Microwave Guided Wave Lett. , vol. 9, pp. 277-279, July 1999. 

 

Journal Paper

112

1999

A.S. Nagra, O. Jerphagnon, P. Charvarkar, M. Van Blaricum, and R.A. York, “Indirect optical control of microwave circuits using monolithic optically variable capacitors”, IEEE Trans. Microwave Theory Tech., vol. MTT-47, pp. 1365–1372, July 1999.

 

Journal Paper

111

1999

D.B. Rutledge, N.-S. Cheng, R.A. York, R. M. Weikle II, M.P.DeLisio,  “Failures in power-combining arrays”, IEEE Trans. Microwave Theory Tech. , vol. MTT-47, pp. 1077–1082, July 1999.

 

Journal Paper

110

1999

N.-S. Cheng, A. Alexanian, M.G. Case, D.Rensch, and R.A. York, “40 watt CW broadband spatial power combiner using dense finline arrays”, IEEE Trans. Microwave Theory Tech. , vol. MTT-47, pp. 1070–1076, July 1999.

 

Journal Paper

109

1999

Y.F. Wu, B.J. Thibeault, J.J. Xu, R.A. York, S. Keller, B.P. Keller, and U.K. Mishra, “GaN HEMTs grown on sapphire substrates for microwave power amplification”, 57th IEEE Device Research Conference, (Univ. of California, Santa Barbara), June 28-30, 1999. pp. 50-51

 

Conference Paper

108

1999

M. Steer, H.-S. Tsai, R.A. York, “A full-wave system simulation of a folded-slot spatial power combining amplifier array”, presented at IEEE Microwave Theory and Techniques Symposium MTT-S, (Anaheim, CA), June 1999.

 

Conference Paper

107

1999

N.-S. Cheng, T.-P. Dao, D.B. Rensch, and R. A. York, “60 Watt X-band Spatially-Combined Solid-State Amplifier,”IEEE Int. Microwave Symposium Digest, (Anaheim, CA), June 1999, vol. 2, pp. 539-542.

 

Conference Paper

106

1999

R.J. Pogorzelski, P.F. Maccarini, and R.A. York, “A continuum model of the dynamics of coupled-oscillator arrays for phase shifterless beam-scanning”, IEEE Trans. Microwave Theory Tech. , vol. MTT-47, pp. 463–470, April 1999 and “Correction”, p. 1147, July 1999.

 

Journal Paper

105

1999

R.J. Pogorzelski, P.F. Maccarini, and R.A. York, “Continuum model of the dynamics of externally injection locked coupled oscillator arrays”, IEEE Trans. Microwave Theory Tech. , vol. MTT-47, pp. 471–478, April 1999 and “Correction”, p. 1147, July 1999.

 

Journal Paper

104

1999

N.S. Cheng, L.Y. Chen, and R. A. York, “Waveguide-based Spatial Power Combiners,” presented at URSI National Radio Science Meeting, (Boulder, CO), January 1999.

 

Conference Paper

103

1999

A.S. Nagra, J. Xu, E. Erker, and R.A. York, “Monolithic GaAs phase shifter circuit with low insertion loss and continuous 0-360° Phase Shift at 20 GHz", IEEE Microwave Guided Wave Lett. , vol. 9, pp. 31-33, January 1999. 

 

Journal Paper

90

1999

T.R. Taylor, P. Padmini, J.S. Speck, and R.A. York, “Optimization of RF sputtered Barium Strontium Titanate (BST) thin films for high tunability”, presented at MRS Conference, Fall, 1999.

 

Conference Paper

102

1998

R.A. York and T. Itoh, “Injection- and phase-locking techniques for beam control”, (Invited Paper), IEEE Trans. Microwave Theory Tech. , vol. 46, pp. 1920-1929, November 1998.

 

Journal Paper

101

1998

T.L. Larry, A.S. Nagra, M.L. Van Blaricum, and R.A. York, “Photonic reconfiguration of Antennas using Reactive Control”, 1998 Antenna Applications Symposium, (Allerton Park, Monticello, Illinois), September 1998.

 

Conference Paper

100

1998

N.-S. Cheng and R. A. York, “Analysis and Design of tapered Finline Arrays for Spatial power Combining,” IEEE AP-S International Symposium, (Atlanta, GA), vol. 1, pp. 466-469, June 1998.

 

Conference Paper

99

1998

R. J. Pogorzelski, R. A. York, and P. F. Maccarini, “The Dynamics of Coupled Oscillator Phase Control,” IEEE AP-S International Symposium, (Atlanta, GA), vol. 1, pp. 462-465, June 1998.

 

Conference Paper

98

1998

N.-S. Cheng and R. A. York, “20 Watt Spatial Power Combiner in Waveguide,” presented at IEEE Microwave Theory and Techniques Symposium MTT-S, (Baltimore, MD), June 1998, vol. 3 pp. 1457-1460

 

Conference Paper

97

1998

A. Nagra and R.A. York, “FDTD analysis of wave propagation in nonlinear absorbing and gain media”, IEEE Trans. Antennas & Prop. , vol. 36, pp. 334-340, March 1998.

 

Journal Paper

96

1998

E.S. Shapiro, J. Xu, A.S. Nagra, F. Williams Jr.,  U.K. Mishra, and R.A. York, “A high-efficiency traveling wave power amplifier topology using improved power combining techniques",  IEEE Microwave Guided Wave Lett. , vol. 8, pp. 133-135, March 1998. 

 

Journal Paper

95

1998

R. J. Pogorzelski and R. A. York, “Analysis of the Dynamics of Coupled Oscillator Arrays for Array Beamsteering,” URSI National Radio Science Meeting, (Boulder, CO), January 1998.

 

Conference Paper

94

1998

A.S. Nagra, M.L. Van Blaricum, and R.A. York, “Low-Power Indirect Optical Reactance Control using Monolithic GaAs OVCÔ Technology”, DARPA Photonic Systems for Antenna Applications Conference, 1998.

 

Conference Paper

93

1997

H.-C. Chang, X. Cao, M.J. Vaughan, U.K. Mishra and R.A. York, “Phase noise in externally injection-locked oscillator arrays”,  IEEE Trans. Microwave Theory Tech. , vol. MTT-45, pp. 2035-2042, November 1997.

 

Journal Paper

92

1997

Active and Quasi-Optical Arrays for Solid-State Power Combining,

R.York and Z. Popovic, eds., Wiley: New York, 1997.

 

Book

91

1997

A.S. Nagra, P. Charvarkar, C.J. Swann, T. Larry, M.L. Van Blaricum, U.K. Mishra, and R.A. York, “Monolithic optically Variable Capacitors for Tunable Microwave Antennas”, 16th biennial IEEE/Cornell University conference on Advanced Concepts in High-Speed Semiconductor Devices and Circuits , (Ithaca, NY), pp.69-78, August 1997.

 

Conference Paper

89

1997

H.-C. Chang, E.S. Shapiro, and R.A. York, “Influence of the oscillator equivalent circuit on the stable modes of parallel-coupled oscillators”,  IEEE Trans. Microwave Theory Tech. , vol. MTT-45, pp. 1232-1239, August 1997.

 

Journal Paper

88

1997

R.A. York, “Spatial and Quasi-Optical Power Combining Arrays”, European Space and Research Centre (ESTEC) Millimeter-wave Conference , June 18-20, 1997, (Noordwijk, The Netherlands), pp. 183-191.

 

Conference Paper

87

1997

R. J. Pogorzelski and R. A. York, “A Simplified Theory of Coupled Oscillator Phase Control,”  1997 IEEE AP-S International Symposium, Montreal, Quebec, Canada), July 1997, vol. 1,  pp. 324-327

 

Conference Paper

86

1997

 A. Alexanian and R.A. York, “Broadband Waveguide-based Spatial Power Combiners”,   IEEE  Int. Microwave Symposium Digest  (Boulder, CO). vol. 3, pp. 1139-1142

 

Conference Paper

85

1997

H.-C. Chang and R.A. York, “Phased Noise in Coupled Oscillators”,  IEEE Int. Microwave Symposium Digest ,  (Boulder, CO). , vol. 2, pp. 1061-1064

 

Conference Paper

84

1997

H.-C. Chang, X. Cao, U.Mishra, and R.A. York, “Phase noise in coupled oscillators: theory and experiment”,  IEEE Trans. Microwave Theory Tech. , vol. MTT-45, pp. 604-615, May 1997.

 

Journal Paper

83

1997

D.T. Auckland, J. Lilly, and R.A. York, “Analysis of beam scanning & data rate transmission performance of a coupled-oscillator phased array”, presented at  IEE International Conference on Antennas and Propagation  (Edinburgh, UK), April 1997.

 

Conference Paper

82

1997

Z. Popovic, R.A. York, E. Sovero, J. Schoenberg, “Quasi-Optical Antenna Array Amplifiers” in Active and Quasi-Optical Arrays for Solid-State Power Combining, R. York and Z. Popovic, eds., Chapter 5, Wiley: New York, 1997.

 

Chapter

81

1997

J.J. Lynch, H.C. Chang, and R.A. York, “Coupled-Oscillator Arrays and Scanning Techniques” in Active and Quasi-Optical Arrays for Solid-State Power Combining, R. York and Z. Popovic, eds., Chapter 4, Wiley: New York, 1997.

 

Chapter

80

1997

R.A. York, “Quasi-Optical Power-Combining” in Active and Quasi-Optical Arrays for Solid-State Power Combining, R. York and Z. Popovic, eds., Chapter 1, Wiley: New York, 1997. 

 

Chapter

79

1997

A. Alexanian and R.A. York, “Broadband spatially combined amplifier array using tapered slot transitions in waveguide”,  IEEE Microwave Guided Wave Lett. , vol. 7, no. 2, pp. 42-44, February 1997.

 

Journal Paper

78

1996

N.J. Kolias, R.C. Compton, A. Alexanian, R.A. York, “Parameter extraction for quasi-optical amplifier arrays”,  1996 URSI National Radio Science Meeting  (Boulder, CO), June 1996.

 

Conference Paper

77

1996

A. Alexanian, H.S. Tsai, and R.A. York, “Quasi-Optical Traveling Wave Amplifiers”,  IEEE Int. Microwave Symposium Digest  (San Francisco), vol. 2, pp. 1115-1118.

 

Conference Paper

76

1996

H.-C. Chang and R.A. York, “Enhanced MESFET VCO Injection-Locking Bandwidth using Low Frequency Feedback Techniques”, IEEE Int. Microwave Symposium Digest  (San Francisco), vol. 3, pp. 1515-1518.

 

Conference Paper

75

1996

R.J. Ram, R. Sporer, H.-R. Blank, P. Maccarini, H.-C. Chang, and R.A. York, “Chaos in Microwave Antenna Arrays” (Invited paper), IEEE Int. Microwave Symposium Digest  (San Francisco), vol. 3, pp. 1875-1878.

 

Conference Paper

74

1996

J. Fuchs, K.D. Ward, R.A. York and M.P. Tulin, “Simple Techniques to Correct for VCO Nonlinearities in Short Range FMCW Radars”, IEEE Int. Microwave Symposium Digest  (San Francisco), vol. 2, pp. 1175-1178.

 

Conference Paper

73

1996

A. Alexanian, N.J. Kolias, R.C. Compton, and R.A. York, “Three dimensional FDTD analysis of quasi-optical arrays using floquet boundary conditions and Berenger's PML”,  IEEE Microwave Guided Wave Lett. , vol. 6, no. 3, pp. 138-140, March 1996.

 

Journal Paper

72

1996

H.-S. Tsai and R.A. York, “FDTD analysis of folded-slot and multiple slot antennas on thin substrates”,  IEEE Trans. Antennas & Prop. , vol. AP-44, pp. 217-226, February 1996.

 

Journal Paper