Arbitrarily dual-band components using simplified structures of conventional CRLH TLs

@article{citeulike:1870048, abstract = {Microwave components with nonlinear phase responses are developed using a simplified composite right/left-handed (CRLH) transmission-line (TL) structure without the series capacitance or the shunt inductance. Using such a simplified CRLH structure, arbitrarily dual-band microstrip components have been realized in compact sizes such as a quarter-wavelength short-circuited stub and dual- band branch-line couplers. Simulation and measurement results are given to demonstrate the efficiency and good performance of the proposed components. For the quarter- wavelength short-circuited stub based on the simplified CRLH-TL structure without the series capacitance, it has been shown that the insertion loss is less than -0.1dB. For the arbitrarily dual-band branch-line coupler, experiment results exhibit that S/sub 21/ and S/sub 31/ are larger than -3.6dB, the isolations are smaller than -30dB, the return losses are smaller than -20dB, and the phase differences are within 90/spl deg//spl plusmn/1.8/spl deg/.}, author = {Lin, Xian Q. and Liu, Ruo P. and Yang, Xin M. and Chen, Ji X. and Yin, Xiao X. and Cheng, Qiang and Cui, Tie J. }, booktitle = {Microwave Theory and Techniques, IEEE Transactions on}, citeulike-article-id = {1870048}, journal = {Microwave Theory and Techniques, IEEE Transactions on}, keywords = {component, crlh, dual-band, structure}, number = {7}, pages = {2902--2909}, posted-at = {2007-11-05 20:34:25}, priority = {2}, title = {Arbitrarily dual-band components using simplified structures of conventional CRLH TLs}, url = {http://ieeexplore.ieee.org/xpls/abs\_all.jsp?arnumber=1650427}, volume = {54}, year = {2006} }

TY - JOUR ID - citeulike:1870048 TI - Arbitrarily dual-band components using simplified structures of conventional CRLH TLs T2 - Microwave Theory and Techniques, IEEE Transactions on JF - Microwave Theory and Techniques, IEEE Transactions on VL - 54 IS - 7 SP - 2902 EP - 2909 N2 - Microwave components with nonlinear phase responses are developed using a simplified composite right/left-handed (CRLH) transmission-line (TL) structure without the series capacitance or the shunt inductance. Using such a simplified CRLH structure, arbitrarily dual-band microstrip components have been realized in compact sizes such as a quarter-wavelength short-circuited stub and dual- band branch-line couplers. Simulation and measurement results are given to demonstrate the efficiency and good performance of the proposed components. For the quarter- wavelength short-circuited stub based on the simplified CRLH-TL structure without the series capacitance, it has been shown that the insertion loss is less than -0.1dB. For the arbitrarily dual-band branch-line coupler, experiment results exhibit that S/sub 21/ and S/sub 31/ are larger than -3.6dB, the isolations are smaller than -30dB, the return losses are smaller than -20dB, and the phase differences are within 90/spl deg//spl plusmn/1.8/spl deg/. KW - component KW - crlh KW - dual-band KW - structure AU - Lin, Xian AU - Liu, Ruo AU - Yang, Xin AU - Chen, Ji AU - Yin, Xiao AU - Cheng, Qiang AU - Cui, Tie PY - 2006/// UR - http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1650427 ER -