A comparison of tunable ferroelectric Π- and T-matching networks

Proceedings of the 37th European Microwave Conference, EUMC

Volumn , Issue , 2007, Pages 98-101

  Schmidt, Matthias ^a   Lourandakis, Errikos ^a   Leidl, Anton ^b   Seitz, Stefan ^b   Weigel, Robert ^a  

^a UNIVERSITY OF ERLANGEN NUREMBERG   (Germany)

^b EPCOS AG   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

CAPACITORS; CELLULAR TELEPHONE SYSTEMS; COMMUNICATION SYSTEMS; FERROELECTRICITY; MICROWAVES; MOBILE ANTENNAS; MOBILE COMPUTING; RADIO BROADCASTING;

ANTENNA TUNERS; FERROELECTRIC CAPACITORS; MATCHING NETWORKS; MOBILE COMMUNICATION SYSTEMS; NONLINEAR SIMULATIONS; POWER LOSSES;

WIRELESS NETWORKS;

EID: 48349105163     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/EUMC.2007.4405135     Document Type: Conference Paper

References (7)

1. K. R. Boyle. Y. Yuan, and L. P. Ligthart, "Analysis of mobile phone antenna impedance variations with user proximity." Antennas and Propagation, IEEE Transactions on, vol. 55, no. 2, pp. 364-372. Feb. 2007.
2. G. Pedersen, K. Olesen, and S. Larsen, "Bodyloss for handheld phones," in Vehicular Technology Conference, 1999 IEEE 49th. vol. 2. 16-20 May 1999. pp. 1580-1584 vol.2.
3. G. Mendolia, "Improving talk time, data rates and link margin; using a novel adaptive impedance matching module in the radio," in China Handset Development for Asian and Global Markets, 2006.
4. P. Scheele, F. Goelden. A. Giere. S. Mueller, and R. Jakoby, "Continuously tunable impedance matching network using ferroelectric varactors." in Microwave Symposium Digest, 2005 IEEE MTT-S International, 12-17 June 2005. p. 4.
5. M. Schmidt, E. Lourandakis. R. Weigel. A. Leidl, and S. Seitz, "A thin-film bst varactor model for linear and nonlinear circuit simulations for mobile communication systems." 2006, to be published in Proc. ISAF2006.
6. R. York. "Circuit configuration for dc-biased capacitors," U.S. Patent 6 674 321, Agile Materials & Technologies, Inc., 6. Jan. 2004.
7. J.-S. Fu, X. A. Zhu, J. D. Phillips, and A. Mortazawi, "Improving linearity of ferroelectric-based microwave tunable circuits," Microwave Theory and Techniques, IEEE Transactions on, vol. 55, no. 2, pp. 354-360. Feb. 2007.