Litepoint IEEE802.11ac协议概述

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802.11 Developments (802.11ac) Technical Introduction

What is 802.11ac?
802.11ac is the natural evolution of 802.11

What is 802.11ac?
802.11ac continues the trends toward higher data rates in wireless connectivity…
10,000,000,000 802.11ac

1,000,000,000
100,000,000
Data Rate (bps)

802.11n

4.5G (LTE adv) 4G (LTE) 3,5G 3G Cellular 802.11

802.11a(g)
802.11b 802.11

10,000,000

1,000,000
100,000 10,000 1,000 1970 1980

EDGE GPRS 1G-NMT 1G-CDPD 1G 1G-AMPS 2G

1990 Year

2000

2010

2020

What is 802.11ac?
…as well as towards higher energy efficiency.
1,600 1,400 802.11ac (1x1)

Energy Efficiency (bits per micro joule)

1,200
1,000 800 600 400 200 4G(LTE) EDGE 3.5G 100 200 Data Rate (bps) 300 802.11a/g 802.11n (1x1) Cellular 802.11

5th Generation WiFi : 802.11ac