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CDMA Technology
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CDMA History
1988
October CDMA concept conceived for commercial telecommunication applications�
1989
February CDMA proposed as a more efficient, higher-quality wireless technology
November First CDMA system demonstration (Pac Tel Cellular, San Diego)
1990
February First CDMA field trial demonstration (NYNEX, New York City)
1991
November First large-scale CDMA capacity tests using commercial-grade equipment
1992
June CTIA asks TIA to expedite adoption of CDMA standard in North America
September First CDMA network equipment ordered (U.S. West New Vector, Seattle market)
1993
April South Korea adopts CDMA as its national cellular telephone system
July U.S. TIA adopts CDMA (IS-95A) as a North American digital cellular standard
December CDMA Development Group (CDG) is founded
1994
October Field tests of CDMA networks in China successfully completed�
October First Korean CDMA system unveiled�
1995
June PCS PrimeCo selects CDMA for its PCS network�
July Sprint PCS adopts CDMA for its PCS network�
November World�s first commercial CDMA handsets shipped �
December World's first commercial launch of CDMA service (Hutchison Telecom, Hong Kong)�
December CDG develops 13 kbps vocoder for high-quality voice communications�
December CDMA (IS-95A) standardized for U.S. PCS band (ANSI J-STD-008)
1996
March First North American launch of cellular IS-95A service (Bell Atlantic Mobile)�
April First Korean launch of cellular IS-95A service in Seoul (SK Telecom)�
October First launch of PCS IS-95A service (PrimeCo, now Verizon Wireless)�
December First Latin America launch of IS-95A (Telefonica del Peru)�
December More than 1 million CDMA subscribers worldwide�
1997
April First Canadian launch of cellular IS-95A service (BC TEL Mobility, B.C.)�
May First IS-95A WLL launch (MTNL, India)�
June IS-95B standard completed (64 kbps data transmissions)�
June cdmaOne� trademark launched by CDG for IS-95 CDMA�
October First Canadian launch of PCS cdmaOne (Bell Mobility and Clearnet)�
December cdmaOne service commercially available in 100 U.S. cities�
December 7.8 million cdmaOne subscribers worldwide�
1998
March First cdmaOne data service launched (LG Telecom, South Korea)�
April TIA endorses wideband CDMA (aka CDMA2000�) for ITU 3G solution�
June CDMA2000 submitted to ITU to be a IMT-2000 global 3G standard�
September World's first commercial launch of IS-95B (SKT, South Korea) �
November First HDR (1xEV-DO) demonstration�
December 23 million cdmaOne subscribers in 30 countries worldwide�
1999
April cdmaOne Internet services launched in North America, Korea and Japan �
May Operators complete CDMA harmonization agreement for IMT-2000�
July CDMA2000 1X standard completed and approved by ITU for publication�
November ITU-R selects CDMA2000 1X as IMT-2000 (3G) MC-CDMA standard �
December 50.1 million cdmaOne subscribers worldwide (83 operators in 35 countries)�
2000
January IDO Corporation and DDI Cellular Group launch IS-95B nationwide in Japan�
March First CDMA2000 1X voice calls completed by Qualcomm, Samsung and Sprint PCS�
April TIA approves CDMA SIM card standard for publication�
June First 153kbps CDMA2000 1X data transmission completed by Lucent and Qualcomm�
June CDMA2000 1xEV-DO introduced to global marketplace by the CDG�
July IUSACELL becomes first Latin American operator to offer wireless Internet services�
October First CDMA-GSM interoperable SIM card introduced to global market�
October World�s first 3G CDMA2000 1X commercial services launched (SK Telecom, LG Telecom, South Korea)�
December 80.4 million CDMA (cdmaOne and CDMA2000) subscribers worldwide�
2001
March CDMA2000 1xEV-DO trials successful completed (KDDI, Japan)�
June CDMA2000 1xEV-DO recognized by ITU-R as part of the 3G IMT-2000 standard�
July Western Wireless (now Verizon Wireless) launches first CDMA2000 1X services in United States�
August World�s first mobile IP call successfully completed by Nortel and Qualcomm�
August 1 million commercial CDMA2000 1X subscribers worldwide�
September 100 million CDMA (cdmaOne and CDMA2000) subscribers worldwide�
October CDMA/GSM inter-standard roaming using R-UIM enabled handsets demonstrated�
December World�s first CDMA450 network commercially launched (Zapp Mobile, Romania)�
December 111.4 million CDMA subscribers worldwide, including 3.7 million CDMA2000 subs�
2002
January World�s first CDMA2000 1xEV-DO network launched (SK Telecom, South Korea) �
April KDDI launches first CDMA2000 1X services in Japan�
April Telef�nica Cellular launches CDMA2000 1X services in Brazil�
May 10 million commercial CDMA2000 subscribers worldwide �
August CDMA industry commits to delivering CDMA2000 equipment in the 2100 MHz band�
October Monet Mobile Networks launches first CDMA2000 1xEV-DO Rel. 0 services in United States�
November TDMA operators select CDMA2000 as the most economical path to 3G�
December 146.7 million CDMA subscribers worldwide, including 33.1 million CDMA2000 subs�
2003
January IUSACELL launches CDMA2000 1X network in Mexico�
February CDMA2000 dominates location-based services (LBS) market, serving 10 million users�
March China Unicom launches roll-out of nationwide CDMA2000 1X network�
May Reliance launches CDMA2000 1X services in India�
May 50 million CDMA2000 subscribers worldwide, including 1 million 1xEV-DO subscribers�
August KDDI dominates Japan�s 3G market, capturing 93 percent of 3G market share�
September Cumulative shipment of CDMA chips surpassed 1 billion�
November KDDI launches CDMA2000 1xEV-DO services in Japan�
December 188.6 million CDMA subscribers worldwide, including 85.4 million CDMA2000 and 4.3 million EV-DO subs�
2004
March 500 CDMA2000 devices from 40 vendors offered, including 50 1xEV-DO devices�
March 5 million commercial CDMA2000 1xEV-DO subscribers worldwide�
April 3GPP2 approves CDMA2000 1xEV-DO Revision A (Rev. A) specification�
April World�s first high-speed wireless data roaming service between China, Japan and Korea�
May NMT-450 and TETRA operators select CDMA450 as their path to 3G�
June 100 million CDMA2000 subscribers worldwide, representing 97 percent 3G market share�
August World�s first 1xEV-DO network launched in 450 MHz band (Eurotel Praha, Czech Republic)�
September World�s first CDMA/GSM WorldModeTM device introduced (Samsung SCH-A790)�
November 100 commercial CDMA2000 service providers in 50 countries across six continents�
December CDMA captures 25 percent market share in India, 14 million users (500 percent growth)�
December 240.2 million CDMA subscribers worldwide, including 146.8 million CDMA2000 and 12 million EV-DO subs�
2005
March 100 million CDMA handsets with GPS position location technology in commercial use
March First live demonstration of CDMA2000 1xEV-DO Rev. A�
July CDMA Certification Forum (CCF) is formed�
December CDMA industry celebrates 10 years of commercial success �
December 950 CDMA2000 devices from 64 device manufacturers offered commercially since 2000 �
December 143 CDMA2000 operators commercially deployed in 67 countries on 6 continents�
December 301.9 million CDMA subscribers worldwide, including 225.1 million CDMA2000 and 24.4 million EV-DO subs�
2006
January Entry-level (sub-$50 USD) CDMA2000 mobile phones are commercially available�
March Portable computers with embedded EV-DO modems are commercially available�
March TIA/EIA publishes CDMA2000 EV-DO Revision B (Rev. B) standard�
June First CDMA450 network launched in Latin America (Valtron, Peru)�
October World�s first CDMA2000 1xEV-DO Rev. A network launched (Sprint PCS, USA)�
December 373.5 million CDMA subscribers worldwide, including 325.1 million CDMA2000 and 55 million EV-DO subs�
2007
February 103 operators in 60 countries select CDMA450 to deliver 3G services�
February Ultra low-cost (sub-$35 USD) CDMA mobile phones are commercially available�
March CDG launches CDMA University�
October World�s first wireless broadband public safety solution deployed (Washington, D.C.)�
October First WorldModeTM chipsets embedded into notebook computers
November ITU WRC-07 approves 450 MHz and 700 MHz band for next generation IMT services�
December 431.1 million CDMA subscribers worldwide, including 417.5 million CDMA2000 and 90.5 million EV-DO subs�
2008
February 65 operators 38 countries in the Middle East and Africa select CDMA2000�
April World�s first Advanced Wireless Services (AWS) launched (Leap Wireless, USA)�
April 24 operators 16 countries in Europe select CDMA2000�
May World�s first CDMA Open Market Handset (OMH) trials completed in India�
June EV-DO subscribers surpass 100 million globally�
July CDG and IA450 combine efforts to strengthen CDMA450 industry
October China Telecom takes control of China's CDMA2000 network
December 464.7 million CDMA subscribers worldwide, including 454.9 million CDMA2000 and 112.4 million EV-DO subs�
2009
April World's first CDMA2000 Android smartphone is launched (HTC Hero)
April-October Multiple operators trial and announce plans to deploy EV-DO Rev. B
August CDMA surpasses half a billion subscribers
August 1X Advanced standard is published by 3GPP2, quadrupling CDMA2000 1X voice capacity�
October CDG becomes 3GPP Market Representation Partner (MRP)�
November CDMA Roaming Hub announced�
November More than 300 CDMA2000 operators in 116 countries and territories
December 528.1 million CDMA subscribers worldwide, including 524.2 million CDMA2000 and 141.3 million EV-DO subs
2010
January First EV-DO Rev. B network deployed (PT Smart Telecom, Indonesia)
April DO Advanced specifications are published by 3GPP2
April First 3G/4G (Mobile WiMAX) Mobile smartphone launched by Sprint (HTC EVO)
September MetroPCS launches first CDMA2000 1X/LTE network
September First 3G/4G (LTE) Mobile smartphone launched by MetroPCS (Samsung SCH-R900)
December 4,255 CDMA2000 devices from 133 device manufacturers offered commercially since 2000
December 314 CDMA2000 operators in 120 countries and territories
December 577 million CDMA subscribers worldwide, including 574.9 million CDMA2000 subscribers and 162.6 million EV-DO subscribers �
2011
February� Simultaneous Voice and Data (SVDO) CDMA2000 handsets were commercially introduced
April First High-Definition (HD) Voice call made across a CDMA2000 network (Ericsson)
September China Telecom became the largest CDMA2000 operator in the world with 117M subscribers
December World’s first 1X Advanced network deployed (Cricket Communications)
December 626.3 million CDMA subscribers worldwide, including 625.7 million CDMA2000 subscribers and 208.9 million EV-DO subscribers �