Design and measurement of reconfigurable millimeter wave reflectarray cells with nematic liquid crystal

IEEE Transactions on Antennas and Propagation

Volumn 56, Issue 10, 2008, Pages 3112-3117

  Hu, Wenfei ^a   Cahill, Robert ^a   Encinar, José A ^b   Dickie, Raymond ^a   Gamble, Harold ^a   Fusco, Vincent ^a   Grant, Norman ^c  

^a QUEEN'S UNIVERSITY BELFAST   (United Kingdom)

^b UNIVERSIDAD POLITÉCNICA DE MADRID   (Spain)

^c AIRBUS DEFENCE AND SPACE   (Germany)

Author keywords

Beam scanning arrays; Liquid crystals (LCs); Millimeter wave antennas; Phase characterization; Quasi optical measurements; Reconfigurable antennas; Reflectarray

Indexed keywords

ANTENNA ARRAYS; GAUSSIAN BEAMS; MICROMACHINING; MICROSTRIP ANTENNAS; MILLIMETER WAVES; OPTICAL DATA PROCESSING; OPTICAL DESIGN;

BEAM-SCANNING ARRAY; LIQUID CRYSTALS (LCS); MILLIMETER-WAVE ANTENNAS; PHASE CHARACTERIZATION; QUASIOPTICAL MEASUREMENTS; RECONFIGURABLE ANTENNA; REFLECTARRAYS;

NEMATIC LIQUID CRYSTALS;

EID: 54249132631     PISSN: 0018926X     EISSN: None     Source Type: Journal    
DOI: 10.1109/TAP.2008.929460     Document Type: Article

References (19)

1. W. Hu, R. Dickie, R. Cahill, H. S. Gamble, M. Y. Ismail, V. F. Fusco, D. Linton, S. P. Rea, and N. Grant, "Liquid crystal tunable mm wave frequency selective surface," IEEE Microw. Wireless Compon. Lett. vol. 17, no. 9, pp. 667-669, Sep. 2007.
2. R. Moessinger, J. Marin, S. Freese, S. Mueller, A. Manabe, and R. Jakoby, "77 GHz reconfigurable reflectarray with nematic liquid crystal," in Proc. Eur. Conf. on Antennas, Propag., Edinburgh, UK, Oct. 2007.
3. W. Hu, M. Y. Ismail, R. Cahill, J. A. Encinar, R. Dickie, H. S. Gamble, V. F. Fusco, D. Linton, S. P. Rea, and N. Grant, "Liquid crystal based reflectarray antenna with electronically switchable monopulse patterns," Electron. Lett., vol. 43, no. 14, pp. 744-745, 2007.
4. A. Penirschke, S. Muller, P. Scheele, C. Weil, M. Wittek, C. Hock, and R. Jacoby, "Cavity perturbation method for characterization of liquid crystals up to 35 GHz," in 34th Eur. Microw. Conf., Amsterdam, 2004, pp. 545-548.
5. [Online]. Available: http://www.liquidcrystals.merck.de
6. W. Hu, M. Y. Ismail, R. Cahill, H. S. Gamble, R. Dickie, V. F. Fusco, D. Linton, S. P. Rea, and N. Grant, "Tunable liquid crystal reflectarray patch element," Electron. Lett., vol. 42, no. 9, pp. 15-16, 2006.
7. W. Hu, M. Y. Ismail, R. Cahill, R. Dickie, H. S. Gamble, V. F. Fusco, D. Linton, S. P. Rea, and N. Grant, "Phase control of reflectarray patches using liquid crystal substrate," in Proc. Eur. Conf. on Antennas Propag., Nice, France, Nov. 2006.
8. M. Y. Ismail, W. Hu, R. Cahill, V. F. Fusco, H. S. Gamble, D. Linton, R. Dickie, S. P. Rea, and N. Grant, "Phase agile reflectarray cells based on liquid crystals," Proc IET Microw. Antennas Propag., vol. 1, no. 4, pp. 809-814, 2007.
9. R. Dickie, R. Cahill, H. S. Gamble, V. F. Fusco, A. Schuchinsky, and N. Grant, "Spatial demultiplexing in the sub-mm wave band using multilayer free-standing frequency selective surfaces," IEEE Trans. Antennas Propag., vol. 53, no. 6, pp. 1904-1911, 2005.
10. [Online]. Available: http://www.abmillimetre.com
11. P. F. Goldsmith. "Quasi-optical techniques offer advantages at millimeter frequencies," Microw. Syst. News, pp. 65-84, Dec. 1983.
12. P. Goy and M. Gross, "Free space vector transmission-reflection from 18 GHz to 760 GHz," presented at the 24th Eur. Microw. Conf., Cannes, France, Oct. 4-6, 1994.
13. D. M. Pozar, S. D. Targonski, and H. D. Syrigos, "'Design of millimeter wave microstrip reflectarrays," IEEE Trans. Antennas Propag., vol. 45, no. 2, pp. 287-295, 1997.
14. J. Huang and J. A. Encinar, Reflectarray antennas. Piscataway, NJ: Wiley-IEEE Press, 2007.
15. M. Y. Ismail, W. Hu, R. Cahill, H. S. Gamble, R. Dickie, V. F. Fusco, D. Linton. and S. P. G. ReaN, "Performance of reflectarray cells printed on liquid crystal film," presented at the IEEE Asia Pacific Conf. on Electromagn. (APMC-2006), Yokohama, Japan, Dec. 12-15, 2006.
16. J. C. Ginn, B. A. Lail, and G. D. Boreman, "Phase characterization of reflectarray elements at infrared," IEEE Trans. Antennas Propag., vol. 55, no. 11, pp. 2989-2993, 2007.
17. M. Oldfield et al., "MARSCHALS: Development of an airborne millimetre-wave limb sounder," in Proc. 8th Int. Symp. on Remote Sensing, SPIE 4540, 2001, pp 221-228.
18. M. Arrebola, L. d. Haro, and J. A. Encinar, "Analysis of a cassegrain antenna with a reflectarray as subreflector." in Proc. 29th ESA Antenna Workshop on Multiple Beams and Reconfigurable Antennas Innovation and Challenges, Noordwijk, The Netherlands, Apr. 2007, pp. 18-20.
19. M. Arrebola, W. Hu, J. A. Encinar, R. Cahill, V. F. Fusco, H. S. Gamble, and N. Grant, "94 GHz beam scanning dual-reflector antenna with sub-reflectarray," presented at the 30th ESA Antenna Workshop on Antennas for Earth Observation, Science Telecommunication and Navigation Space Missions, Innovation and Challenges, Noordwijk, The Netherlands, May 30, 2008.