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== See also == * [[List of UMTS networks]] * [[LTE (telecommunication)|Long Term Evolution]], the 3GPP [[4G]] successor for UMTS and [[CDMA2000]]. * [[Generic Access Network|GAN]]/UMA: A standard for running GSM and UMTS over wireless LANs. * [[Opportunity-Driven Multiple Access]] (ODMA): a UMTS [[Time-division duplex|TDD]] mode communications [[Wireless ad hoc network|relaying]] protocol * [[HSDPA]], [[HSUPA]]: updates to the W-CDMA air interface. * [[PDCP]] * [[Subscriber Identity Module]] * [[UMTS-TDD]]: a variant of UMTS largely used to provide wireless Internet service. * [[UMTS frequency bands]] * [[UMTS channels]] * [[W-CDMA]]: the primary air interface standard used by UMTS. * [[TD-SCDMA]] === Other, non-UMTS, 3G and [[4G]] standards === * [[CDMA2000]]: evolved from [[cdmaOne]] (also known as IS-95 or "CDMA"), managed by the [[3GPP2]] * [[FOMA]] * [[WiMAX]] * [[Global System for Mobile Communications|GSM]] * [[GPRS]] * [[Enhanced Data Rates for GSM Evolution|EDGE]] * [[European Telecommunications Standards Institute|ETSI]] === Other information === * [[Cellular frequencies]] * [[Code-Division Multiple Access|CDMA]] * [[Comparison of wireless data standards]] * [[DECT]] * [[Dynamic TDMA]] * [[1xEV-DO|Evolution-Data Optimized]]/[[CDMA2000]] * [[Freedom of Mobile Multimedia Access|FOMA]] * [[Global System for Mobile Communications|GSM]]/[[Enhanced Data Rates for GSM Evolution|EDGE]] * [[High Speed Packet Access|HSPA]] * [[PN sequences]] * [[Spectral efficiency#Comparison table|Spectral efficiency comparison table]] * [[UMTS frequency bands]] * [[WiMAX]] * [[Telecommunications industry in China]] * [[Communications in China]] * [[Standardization in China]] * [[Mobile modem]] * [[Spectral efficiency#Comparison table|Spectral efficiency comparison table]] * [[Code-Division Multiple Access|Code-Division Multiple Access (CDMA)]] * [[Common pilot channel]] or CPICH, a simple synchronisation channel in WCDMA. * [[Multiple-input multiple-output communications|Multiple-input multiple-output (MIMO)]] is the major issue of [[multiple antenna research]]. * [[Wi-Fi]]: a local area wireless technology that is complementary to UMTS.<!-- should this be here? A: I dunno, complementary is an ill-chosen word here--> * [[List of device bandwidths]] * [[Operations and Maintenance Centre]] * [[Radio Network Controller]] * [[UMTS security]] * [[Huawei SingleRAN]]: a [[Radio access network|RAN]] technology allowing migration from GSM to UMTS or simultaneous use of both <!-- == Notes == {{Reflist|group="nb"}}-->
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