Daniel Gregoire, Ph.D.

About

Experience:

20 conference proceedings papers

55 conference presentations
45 US patents
14 patents pending

Major Areas of Research
2008 to present Artificial impedance surfaces
2007 to present Surface-wave propagation
2007 to present Low-profile and conformal antennas
2001 to 2007 Microwave regeneration of diesel particulate filters
1999 to 2002 Satellite distribution of digital cinema
1996 to 2002 Wireless communications
1995 to 2002 Traveling-wave tubes for digital communication
1992 to 1995 Flywheel energy storage
1990 to 1994 High-power microwave generators
1986 to 1993 Free-electron lasers

Awards:

HRL Distinguished Inventor   1998, 2003, 2007, 2008, 2009, 2011

2001  Outstanding performance award for Boeing’s Digital Cinema project

1993 HRL Team Achievement Award.

1990 Hughes Missile Systems Group High Performance Team Award

Howard Hughes Fellowship, 1986-1988

U.S. Army Technical Fellowship, 1986 

Community Service:

CubMaster and Den Leader, Cub Scout Pack 3799

Director, St. Paschal Baylon Perpetual Adoration Chapel

Advocate, Knights of Columbus, Mystical Rose Council

Committee Member, Boy Scout Troop 799

Education

Ph.D. Advisor: Prof. Luis Elias
Dissertation: Measurement of longitudinal channeling radiation on the UCSB Free-electron laser 6-MV electrostaic accelerator

Expertise

Patents 

1.       Low cost, 2D, electronically-steerable, artificial-impedance-surface antenna, US Patent No. 9,466,887, issued 10/11/2016

2.       Two-dimensionally electronically-steerable artificial impedance surface antenna, US Patent No. 9,455,495, issued 09/27/2016

3.       Polarization independent active artificial magnetic conductor,  US Patent No. 9,379,488 , issued 06/28/2016

4.       Circularly polarized scalar impedance artificial impedance surface antenna, US Patent No. 9,312,602, issued 04/12/2016

5.       Removable surface-wave networks for in-situ material health monitoring, US Patent No. 9,041,408, issued 05/26/2015

6.       Electromagnetically operational micro-truss structure, US Patent No. 9,013,364; issued 04/21/2015

7.       Conformal Surface-wave feed, US Patent No. 8,994,609; issued 03/31/2015

8.       Conformal antennas for mitigation of structural blockage, US Patent No. 8,982,011; issued 03/17/2015

9.       Wideband adaptable artificial impedance surface, US Patent No. 8,976,077; issued 03/10/2015

10.    Artificial magnetic conductors, US Patent No. 8,957,831; issued 02/17/2015

11.    Dielectric artificial-impedance surface antenna, US Patent No. 8,830,129; issued 09/09/2014

12.    Variable-emissivity material, US Patent No. 8,784,151; issued 07/22/2014

13.    Apparatus and method for onboard performance monitoring of exhaust gas particulate filter, US Patent No. 8,650,857, issued 02/18/2014

14.    Inductively heated particulate matter filter regeneration control system, US Patent No. 8,292,987, issued 10/23/2012

15.    Large-scale atmospheric plasma generation, US Patent No. 8,124,013;  issued 02/28/2012

16.    Method of production of an electrically adaptable resistive coating for remediation of a diesel particulate filter, US Patent No. 8,112,989;  issued 02/14/2012

17.    Adaptive spectral surface, US Patent No. 8,106,850, issued 01/31/2012

18.     Resistive heater geometry and regeneration method for a diesel particulate filter, US patent No. 8,043,658,  issued 10/25/2011

19.     Wireless zoned particulate matter filter regeneration control system, US patent No. 8,029,582,  issued 10/04/2011

20.     Variable emissivity material, US Patent No. 8,017,217, issued 09/13/2011

21.     System and method of surface wave imaging to map pressure on a surface, US Patent No. 8,009,276, issued 08/30/2011

22.    System and method for surface decontamination using electromagnetic surface waves,  US Patent No. 7,931,858 issued 4/26/2011

23.    Microwave Mode shifting Antenna System for Regenerating Particulate Filters,  US Patent No. 7,931,727, issued 4/26/2011

24.    Multiple-band detector using frequency selective slots, US Patent No. 7,923,688, issued 4/12/2011            

25.    Multi-band sub-wavelength IR detector having frequency selective slots and method of making the same, US Patent No. 7,923,689, issued 4/12/2011

26.    Microwave receiver front end assembly and array, US Patent No. 7,835,600, issued 11/16/2010  

27.    System and method of surface wave imaging to detect ice on a surface or damage to a surface, US Patent No. 7,719,694,  issued 5/18/2010

28.    Sub-wavelength low-noise infrared detectors, US Patent No.  7,531,805, issued 5/12/2009           

29.     Exhaust gas filter apparatus capable of regeneration of a particulate filter and method, US Patent No. 7,513,921, issued 4/7/2009             

30.    Surface-wave control of large-scale adaptive-surface sensor arrays, US Patent No. 7,307,589,  issued 12/29/2005

31.    Diesel particulate filter system with meta-surface cavity, US Patent No. 7,303,603, issued 12/04/2007

32.    Diesel particulate filter using micro-wave regeneration, US Patent No. 7,303,602, issued 12/04/2007

33.    Predistortion Modulator , US Patent No. 7,263,136,   issued 08/28/2007

34.    Uniform Microwave Heating Method and Apparatus, US Patent No. 7,208,710, issued 4/7/2007

35.    Meta-surface waveguide for uniform microwave heating, US Patent No. 7,091,457 issued 11/12/2004

36.    Method and Apparatus for Large-Scale Diamond Polishing, Patent No. 6,652,763, Nov. 25, 2003

37.    Wideband wireless access local loop based on millimeter wave technology, US Patent No. 6,560,213, issued May 6, 2003

38.    High Speed Flywheel,  US Patent No. 5,816,114, issued October 6, 1998

39.    Flywheel with expansion-matched, self-balancing hub, US Patent No. 5,732,603, issued March 31, 1998

40.    Method of manufacturing a flywheel having reduced radial stress,  US Patent No. 5,695,584, December 9, 1997

41.    Flywheel having reduced radial stress, US Patent No. 5,692,414, issued December 2, 1997

42.    Corona source for producing corona discharge and fluid waste treatment with corona discharge, US Patent No. 5,655,210,  August 5, 1997

43.    Corona Discharge Ignition System, US Patent No. 5,649,507,  July 22, 1997

44.    Corona source for producing corona discharge and fluid waste treatment with corona discharge, US Patent No. 5,549,795,  August 27, 1996

45.    Cavity resonator incorporating waveguide filter, US Patent No. 5,243,618, September 7, 1993 

Publications

Refereed Journal Papers

1.       Jonathan Fan, Woon-Hong Yeo, Yewang Su, Yoshiaki Hattori, Woosik Lee, Sung-Young Jung, Huanyu Cheng, Yihui Zhang, ZhuangJian Liu, Leo Falgout, Mike Bajema, Todd Coleman, D. J. Gregoire, Ryan Larson, Yonggang Huang, and John Rogers, Fractal Design Concepts for Stretchable Electronics, Nature Communications 2014

2.       D. J. Gregoire, 3D Conformal Metasurfaces,  IEEE Antennas and Wireless Propagation Letters, 12, pp. 2333-236, December 2013

3.       D. J. Gregoire, C. R. White and J. S. Colburn, Direct measurement of artificial magnetic conductors, Invited paper to the AMTA corner in the IEEE Antennas and Propagation Magazine, vol.54, no.2, pp.251-259, April 2012

4.       D. J. Gregoire, C. R. White, J. S. Colburn , Wideband Artificial Magnetic Conductors Loaded with Non-Foster Negative Inductors,  IEEE Antennas and Wireless Propagation Letters , 10,  2011, pp. 1586-1589

5.       D. J. Gregoire, A. Kabakian , Surface-Wave Waveguides, Antennas and Wireless Propagation Letters, IEEE , 10, 2011, pp. 1512-1515

6.       J. Santoru, R. Schumacher and D. J. Gregoire, Plasma- Anode Electron Gun,  J. Appl. Phys. 76, 5629-5635, 1994

7.       J. Santoru and D. J. Gregoire, Electromagnetic-wave absorption in highly collisional plasmas, J. Appl. Phys. 74, 3736-3743, 1993

8.       D. J. Gregoire and R. J. Harvey, The electromagnetic-wiggler harmonic amplifier FEL, Nucl. Instr. Meth. A318, 741-744, 1992

9.       R.J. Harvey, F.A. Dolezal and D. J. Gregoire, Harmonic amplifier FEL, Nucl. Instr. Meth. A318, 736-740, 1992

10.     Amir, L.R. Elias, D. J. Gregoire, R.J. Hu, J.P. Kotthaus, G. Ramian, and A. Stern, Observation of power instability and multimode behavior in the UCSB  free-electron laser, Optical Instabilities, Cambridge University Press, 249-252, 1986

11.     Amir, L.R. Elias, D. J. Gregoire, R.J. Hu, J.P. Kotthaus, G. Ramian, and A. Stern, Observation of power instability and multimode behavior in a far-infrared free-electron laser, Appl. Phys. Lett. 47, 1251-1253, 1985

12.     L. Elias, J, Gallardo and D. J. Gregoire, Incoherent emission of an electron beam in a free-electron laser rectangular waveguide, J. Appl. Phys. 58, 1432-1438, 1985

Conference Proceedings Papers

1.       R. G. Quarfoth, A. M. Patel and  D. J. Gregoire,  Ka-Band Electronically Scanned Artificial Impedance Surface Antenna, IEEE AP-S/URSI proceedings, 2016

2.       D. J. Gregoire, A. M. Patel, R. G. Quarfoth, A Design for an Electronically-Steerable  Holographic Antenna with Polarization Control, IEEE AP-S/URSI proceedings, 2015

3.       D. J. Gregoire, J. S. Colburn, A. M. Patel, R. G. Quarfoth and D. S. Sievenpiper IEEE AP-S/URSI proceedings, A Low Profile Electronically-Steerable Artificial-Impedance-Surface Antenna, Proceedings ICEAA-IEEE APWC 2014

4.       D. J. Gregoire, J. S. Colburn, A. M. Patel, R. G. Quarfoth and D. S. Sievenpiper, An Electronically-Steerable  Artificial-Impedance-Surface Antenna, IEEE AP-S/URSI proceedings, 2014

5.       D. J. Gregoire, J. S. Colburn and C. R. White, Cavity-backed-slot antenna loaded with non-Foster negative inductors, Invited paper,  IEEE AP-S/URSI proceedings, 2013

6.       D. J. Gregoire, Impedance modulation patterns for artificial impedance surface antennas, Invited paper,  IEEE AP-S/URSI proceedings, 2013

7.       D. J. Gregoire,  3D artificial impedance surfaces for conformal antennas , 2012 Antennas applications symposium proceedings, pp. 312-326

8.       D. J. Gregoire and A. V. Kabakian,  Surface-wave waveguides,  IEEE AP-S/URSI proceedings, 2012

9.       D. J. Gregoire, C.R. White and J.S. Colburn, ‘AAMC-loaded cavity-backed slot antennas,  IEEE AP-S/URSI proceedings, 2012

10.     D. J. Gregoire, 3D conformal artificial impedance surfaces, IEEE AP-S/URSI proceedings, 2012

11.     D. J. Gregoire, C.R. White and J.S. Colburn,  Wideband Artificial Magnetic Conductors Loaded with Non-Foster Negative Inductors,   2012 IEEE International workshop on Antenna Technology, Tucson, AZ, March 2012, Best Poster Award.

12.     D. J. Gregoire, C.R. White and J.S. Colburn, Direct measurement of artificial magnetic conductors,   Proc. Antenna Measurement Techniques Association 33rd annual symposium, 2011. Best Paper Award

13.     D. J. Gregoire, C.R. White and J.S. Colburn, Non-Foster metamaterials,   Proc. Antennas Appl. Symposium 2011, pp. 1-15

14.     D. J. Gregoire and J.S. Colburn, Artificial impedance surface antennas, Proc. Antennas Appl. Symposium 2011, pp. 460-475

15.     C.R. White, J.S. Colburn, and D. J. Gregoire,  Active artificial magnetic conductors,   IEEE AP-S/URSI proceedings, 2011

16.     D. J. Gregoire, C.R. White, J.S. Colburn and G. Johnson, Variable UHF-band artificial magnetic conductors,   Proc. Antennas Appl. Symposium 2010, pp. 150-165

17.     D. J. Gregoire and J.S. Colburn, Artificial impedance surface antenna design and simulation, Proc. Antennas Appl. Symposium 2010, pp. 288-303

18.     Izadpanah, H.; D. J. Gregoire.; Dolezal, F.A.; Ng, W.; Yap, D.; Tangonan, G.; ,  An integrated fiber optics/broadband wireless access demonstrator for the next generation Internet (NGI) network extension,  . International Topical Meeting on Microwave Photonics, pp.172-174, 2000

19.   Hossein Izadpanah, D. J. Gregoire, Jim Schaffner, and H. P. Hsu, MM-Wave Wireless Access Technology For The Wideband Wireless Local Loop Applications, IEEE RAWCON  1998 Conference Proceedings, pp. 5-8

20.     D. J. Gregoire, R.J. Harvey and B. Levush, Theory and simulation of the harmonic amplifier free-electron laser, SPIE Proc. 1552, 118-126, 1991