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Bit rate
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=== Progress trends === These are examples of physical layer net bit rates in proposed communication standard interfaces and devices: {| class="wikitable" style="margin: 1em auto 1em auto" |- ! width=500px | WAN [[modem]]s ! width=285px | [[Ethernet]] LAN ! width=205px | [[WiFi]] [[WLAN]] ! [[Comparison of mobile phone standards|Mobile data]] |- style="vertical-align:top;" | * 1972: [[Acoustic coupler]] 300 baud * 1977: 1200 baud [[Modem#The Carterfone decision|Vadic and Bell 212A]] * 1986: [[ISDN]] introduced with two 64 kbit/s channels (144 kbit/s gross bit rate) * 1990: [[ITU-T V.32bis|V.32bis]] [[modem]]s: 2400 / 4800 / 9600 / 19200 bit/s * 1994: [[ITU-T V.34|V.34]] modems with 28.8 kbit/s * 1995: [[ITU-T V.90|V.90]] modems with 56 kbit/s downstreams, 33.6 kbit/s upstreams * 1999: [[ITU-T V.92|V.92]] modems with 56 kbit/s downstreams, 48 kbit/s upstreams * 1998: [[Asymmetric Digital Subscriber Line|ADSL]] (ITU G.992.1) up to 10 Mbit/s * 2003: [[ADSL2]] (ITU G.992.3) up to 12 Mbit/s * 2005: [[ADSL2+]] (ITU G.992.5) up to 26 Mbit/s * 2005: [[VDSL2]] (ITU G.993.2) up to 200 Mbit/s * 2014: [[G.fast]] (ITU G.9701) up to 1000 Mbit/s | * 1975: Experimental 2.94 Mbit/s * 1981: 10 Mbit/s [[10BASE5]] ([[coaxial cable]]) * 1990: 10 Mbit/s [[10BASE-T]] ([[twisted pair]]) * 1995: 100 Mbit/s [[Fast Ethernet]] * 1999: [[Gigabit Ethernet]] * 2003: [[10 Gigabit Ethernet]] * 2010: [[100 Gigabit Ethernet]] * 2017: [[Terabit Ethernet|200/400 Gigabit Ethernet]] | <br /><br /><br /><br /> * 1997: [[IEEE 802.11|802.11]] 2 Mbit/s * 1999: [[IEEE 802.11|802.11b]] 11 Mbit/s * 1999: [[IEEE 802.11|802.11a]] 54 Mbit/s * 2003: [[IEEE 802.11|802.11g]] 54 Mbit/s * 2007: [[IEEE 802.11|802.11n]] 600 Mbit/s * 2012: [[IEEE 802.11|802.11ac]] ~1000 Mbit/s | * [[1G]]: ** 1981: [[Nordic Mobile Telephone|NMT]] 1200 bit/s * [[2G]]: ** 1991: [[GSM]] [[circuit switched data|CSD]] and [[D-AMPS]] 14.4 kbit/s ** 2003: [[Enhanced Data Rates for GSM Evolution|GSM EDGE]] 296 kbit/s down, 118.4 kbit/s up * [[3G]]: ** 2001: [[UMTS]]-FDD ([[WCDMA]]) 384 kbit/s ** 2007: UMTS [[HSDPA]] 14.4 Mbit/s ** 2008: UMTS [[High Speed Packet Access|HSPA]] 14.4 Mbit/s down, 5.76 Mbit/s up ** 2009: [[HSPA+]] (Without [[MIMO]]) 28 Mbit/s downstreams (56 Mbit/s with 2Γ2 MIMO), 22 Mbit/s upstreams ** 2010: CDMA2000 [[EV-DO]] Rev. B 14.7 Mbit/s downstreams ** 2011: [[HSPA+]] accelerated (With MIMO) 42 Mbit/s downstreams * [[Pre-4G]]: ** 2007: [[Mobile WiMAX]] (IEEE 802.16e) 144 Mbit/s down, 35 Mbit/s up ** 2009: [[3GPP Long Term Evolution|LTE]] 100 Mbit/s downstreams (360 Mbit/s with MIMO 2Γ2), 50 Mbit/s upstreams * [[5G]] {{See also|comparison of mobile phone standards}} |} {{For|more examples|list of interface bit rates|spectral efficiency comparison table|OFDM system comparison table}}
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