References
- Alamouti , S. M. 1998 . A simple transmit diversity technique for wireless communications . IEEE J. Sel. Areas Commun. , 16 ( 8 ) Oct. : 1451 – 1458 .
- Jafarkhani , H. 2005 . Space-Time Coding , Cambridge University Press .
- Jafarkhani , H. 2001 . A quasi-orthogonal space-time block code . IEEE. Trans. Commun. , 49 ( 1 ) Jan. : 1 – 4 .
- Sharma , N. and Papadias , C. B. 2003 . Improved quasi-orthogonal codes through constellation rotation . IEEE. Trans. Commun. , 51 ( 3 ) Mar. : 332 – 335 .
- Dalton , L. A. and Georghiades , C. N. 2005 . A full-rate, full-diversity four-antenna quasi-orthogonal space-time block code . IEEE. Trans. Wireless. Commun. , 4 ( 2 ) Mar. : 363 – 366 .
- Laneman , J. N. , Tse , D. N. C. and Wornelll , G. W. 2004 . Cooperative diversity in wireless networks: Efficient protocols and outage behavior . IEEE. Trans. Inform. Theory , 50 ( 12 ) Dec. : 3062 – 3080 .
- Laneman , J. N. and Wornell , G. W. 2003 . Distributed space time coded protocols for exploiting cooperative diversity in wireless networks . IEEE. Trans. Inform. Theory. , 49 ( 10 ) Oct. : 2415 – 2425 .
- Chen , D. and Laneman , J. N. 2004 . Cooperative diversity for wireless fading channels without channel state information . IEEE Asilomar. Conf. , 2 Nov. : 1307 – 1312 .
- Naghshvarian-Jahromi , M. 2008 . Compact UWB bandnotch antennawith transmission-line-fed . Progress In Electromagnetics Research B , 3 : 283 – 293 .
- Yin , X.-C. , Ruan , C. , Ding , C.-Y. and Chu , J.-H. 2008 . 2 . A planar U type monopole antenna for UWB applications , Progress In Electromagnetics Research Letters : 1 – 10 .
- Xiao , S. , Chen , J. , Liu , X.-F. and Wang , B.-Z. 2008 . Spatial focusing characteristics of time reversal UWB pulse transmission with different antenna arrays . Progress In Electromagnetics Research B , 2 : 223 – 232 .
- Akhoondzadeh-Asl , L. , Fardis , M. , Abolghasemi , A. and Dadashzadeh , G. 2008 . Frequency and time domain characteristic of a novel notch frequency UWB antenna . Progress In Electromagnetics Research , PIER 80 : 337 – 348 .
- Dehdasht-Heydari , R. , Hassani , H. R. and Mallahzadeh , A. R. 2008 . Quad ridged horn antenna for UWB applications . Progress In Electromagnetics Research , PIER 79 : 23 – 38 .
- Liu , X.-F. , Wang , B.-Z. , Xiao , S. and Deng , J. H. 2008 . Performance of impulse radio UWB communications based on time reversal technique . Progress In Electromagnetics Research , PIER 79 : 401 – 413 .
- Lie , J. P. , Ng , B. P. and See , C. M. 2008 . Multiple UWB emitters DOA estimation employing time hopping spread spectrum . Progress In Electromagnetics Research , PIER 78 : 83 – 101 .
- Zhang , G.-M. , Hong , J.-S. and Wang , B.-Z. 2008 . Two novel bandnotched UWB slot antennas FED by microstrip line . Progress In Electromagnetics Research , PIER 78 : 209 – 218 .
- Zaker , R. , Ghobadi , C. and Nourinia , J. 2007 . A modified microstrip-FED two-step tapered monopole antenna for UWB and WLAN applications . Progress In Electromagnetics Research , PIER 77 : 137 – 148 .
- Chen , H. and Zhang , Y. 2007 . A novel and compact UWB bandpass filter using microstrip fork-form resonators . Progress In Electromagnetics Research , PIER 77 : 273 – 280 .
- Qiao , S. , Shi , Z.-G. , Jiang , T. and Ran , L.-X. 2007 . A new architecture of UWB radar utilizing microwave chaotic signals and chaos synchronization . Progress In Electromagnetics Research , PIER 75 : 225 – 237 .
- Sadat , S. , Houshmand , M. and Roshandel , M. 2007 . Design of a microstrip square-ring slot antenna filled by an H-shape slot for UWB applications . Progress In Electromagnetics Research , PIER 70 : 191 – 198 .