现有数字信号自动调制识别方法大多只适用于无记忆信号，如PSK、ASK、FSK信号等。将有记忆 信号(MSK信号)和无记忆信号一起考虑，提出了一种改进的数字信号自动识别方法。该方法采用信号的瞬时统 计量作为特征参数，采用多层神经网络作为分类器。计算机仿真表明：当噪声采用高斯白噪声，并且信噪比大于 l5 dB时，识别率高于96％ ；当信噪比不低于l0 dB时，识别率不低于90％。,Existing digital signal automatic modulation recognition

L. Dong and A. P. Petropulu, 揗ultichannel ALLIANCES: A Cross-layer Cooperative Scheme for Wireless Networks,擨EEE Trans. on Signal ProcessingJanuary 2008.-L. Dong and A. P. Petropulu, 揗ultichannel ALLIANCES: A Cross-layer Cooperative Scheme for Wire

UMTS Networks and Beyond This a book onMobi le Communi cation Netw orks, in p articular the Univers al Mobi le Teleco mmunica tion Sy stem (UMTS) and its successor technol ogies. UM TS is the successor of GSM, and is expected to b ecome one of

NETWORK DESIGN AND PERFORMANCE ANALYSIS