Title :
Correlation-constrained CMA adaptive array using cyclostationary signal properties
Author :
Kikuma, N. ; Kihira, K. ; Inagaki, N.
Author_Institution :
Dept. of Electr. & Comput. Eng., Nagoya Inst. of Technol., Japan
Abstract :
We have proposed the constant modulus algorithm (CMA) adaptive array under the cyclic correlation constraint suitable for mobile communications. Via computer simulation, we have shown that the correlation constrained CMA (CC-CMA) gives a better signal capture performance even at the low input signal to interference ratio. In particular, it is verified that the CC-CMA in which the control vector is optimized by the CR-SCORE algorithm (Agee et al. 1990) provides the best performance in our simulation.
Keywords :
UHF antennas; adaptive antenna arrays; antenna radiation patterns; array signal processing; correlation methods; land mobile radio; 1.5 GHz; CC-CMA; CR-SCORE algorithm; constant modulus algorithm adaptive array; control vector; correlation-constrained CMA adaptive array; cyclic correlation constraint; cyclostationary signal properties; performance; signal capture performance; signal to interference ratio; Adaptive algorithm; Adaptive arrays; Adaptive signal processing; Antenna arrays; Array signal processing; Cost function; Frequency; Interference constraints; Mobile communication; Slot antennas;
Conference_Titel :
Antennas and Propagation Society International Symposium, 1998. IEEE
Conference_Location :
Atlanta, GA, USA
Print_ISBN :
0-7803-4478-2
DOI :
10.1109/APS.1998.699158