TD-SCMA多载波系统可行性研究 AN-0974 One Technology Way t P.O. Box 9106 t Norwood, MA 02062-9106, U.S.A. t Tel: 781.329.4700 t Fax: 781.461.3113 t www.analog.com TD-SCMA ǖBrad BrannonBill SchofieldYang Ming TD-SCDMA AD9779 ADL5372 AD9788 LPF DAC ……