802tender80211n

802 tender.?802 11n

02.11n?802.11n?802.11n

82.11n?Wi-Fi?802.11a/b/g b/g

WLANHomeRF?UWB?IEEE802.11WLAN1997?IEEE802.11?802.11b?802.11a?802.11g?802.11e?802.11f?802.11h?802.11i?802.11jWLANVoIP?VoWLAN?WLAN

WLANWLAN?802.11n?

600Mbps?

802.11n?WLAN802.11a?802.11g?54Mbps?300Mbps600MbpsMIMO()?OFDM()MIMO OFDM?

802.11nWLAN?WLAN?

802.11n?WLAN?WLAN?802.11n?WLAN3G?

802.11n802.11nIEEE?MIMO OFDM?D-Link?Airgo?Bermai?Broadcom?Geer System?Atheros?Cisco?Intel?

802.11nWWise()?TGnWLANMIMO OFDM?8?2IEEE802.11n

2007?802.11n?2.0?IEEE?2008?

2009?8?13142009WLAN802.11n?WLAN?802.11n?

MIMO?

MIMO?DSP

MIMO?Wi-Fi?MIMO?

MIMOMIMO()(?)MIMO(?)MIMO?MIMOMIMOMIMO

MIMOMIMO3G()?Code Division Multiple Access(CDMA)?(crosstalk)?DSL()?MIMO?MIMO?WLANMIMO?WLAN(?802.11a?802.11b?802.11g);?MIMOWLANMIMO?

MIMO

2009?9?11IEEE?802.11n?

Wi-Fi 802.11nVoIP?802.11n

IEEE802.11n7?802.11n

1?802.11n?

802.11n

2802.11n

802.11n600Mbps4Wi-Fi3450Mbps802.11b/g?60Mbps?802.11a?11Mbps?802.11n?

3?Wi-Fi?802.11n

Wi-Fi?802.11n?Wi-Fi802.11n?10%-15%Wi-Fi?

4?802.11n

802.11n?Wi-Fi2007?802.11n

5?802.11n?

6802.11b/g?

ISP?802.11n