射频CMOS集成电路原理和设计-2CMOS8¤>nO Lecture 1, Sept. 16, 2003 J 1. 8X{H 2. y 1/100 3. y8¤>óE 4. 8ê>X 5. XVg (a) S!SXC!CX (b) S¨A (c) D(Xê (d) ( The Convergence of Wireless Systems 2/100 Wireless LAN Mobile Telephony (mobile computing) (cellular phone) (Semi-) portable Portable High data rate Low data rate IEEE 802.11b (1999) European GSM (digital cellur) 11 Mbps, 2.4 GHz 8-12 Kbps, 900 MHz IEEE 802.11a (1999) IS-95 Qualcomm CDMA 22(-54) Mbps, 5 GHz GSM GPRS (2.5G) IEEE 802.11g (2003) WCDMA (3G) 20+(-54) Mbps, 2.4 GHz 3.84 Mbps (384 Kbps-2 Mbps), ……