Title :
Soft handoff analysis of CDMA systems using novel switched-beam smart antennas with polarization diversity
Author :
Wang, Wearn-Juhn ; Lu, I-Tai ; Liu, Shang-Chieh
Author_Institution :
Center of Adv. Technol. in Telecommun., Polytech. Univ., New York, NY, USA
Abstract :
A novel switched-beam structure is proposed to provide both beam and polarization diversities. Comparing to the conventional switched-beam structure, a 2.2 dB gain in signal to interference ratio is derived from soft handoff simulations in cellular CDMA systems
Keywords :
Rayleigh channels; adaptive antenna arrays; cellular radio; code division multiple access; digital simulation; diversity reception; electromagnetic wave polarisation; multiuser channels; radiofrequency interference; autocorrelation; beam diversity; cellular CDMA systems; cross correlation; flat Rayleigh fading; handoff thresholds; log-normal shadowing; path loss slope; polarization diversity; signal to interference ratio; soft handoff analysis; soft handoff simulations; switched-beam antenna patterns; switched-beam smart antennas; switched-beam structure; Adaptive arrays; Antenna arrays; Butler matrix; Communication switching; Dipole antennas; Gain; Interference; Multiaccess communication; Polarization; Telecommunication switching;
Conference_Titel :
Vehicular Technology Conference, 2001. VTC 2001 Spring. IEEE VTS 53rd
Conference_Location :
Rhodes
Print_ISBN :
0-7803-6728-6
DOI :
10.1109/VETECS.2001.944840
