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29:
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389:
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563:
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802:
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106:
The name CDMA2000 denotes a family of standards that represent the successive, evolutionary stages of the underlying technology. These are:
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1992:
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1X Advanced (Rev.E) is the evolution of CDMA2000 1X. It provides up to four times the capacity and 70% more coverage compared to 1X.
292:
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with real world data transmission averaging 80–100 kbit/s in most commercial applications. IMT-2000 also made changes to the
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pair of 1.25 MHz radio channels. 1xRTT almost doubles the capacity of IS-95 by adding 64 more traffic channels to the
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to maximize both individual user's throughput and the overall system throughput. It is standardized (IS-856) by
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2019:
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2014:
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In 2007, Qualcomm provided a global patent license for CDMA2000 to the
Chinese company Teleepoch.
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service providers around the world – particularly those previously employing CDMA networks.
358:
with) the original set of 64. The 1X standard supports packet data speeds of up to 153
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8:
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for greater use of data services, including medium and link access control protocols and
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for data and circuit switched channel for voice (i.e., a voice frame once every 20 ms).
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1854:
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330:, is the core CDMA2000 wireless air interface standard. The designation "1x", meaning
19:
This article is about the mobile phone technology. For the channel access method, see
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1900:
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Online interactive cdma2000 SDU decoder - covers all releases up to C.S0005-F 2.0
839:
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442:(3GPP2) as part of the CDMA2000 family of standards and has been adopted by many
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88:(IS-95) set of standards and used especially in North America and South Korea.
40:
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2008:
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smartphone displaying '1XEV' as the service status in the upper right corner.
351:
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2768:
2713:
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2608:
2543:
2442:
2432:
2284:
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2045:
1947:
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1506:
1490:
1123:
681:"Guidelines for using cdma2000 1x Revision E Features on Earlier Revisions"
443:
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347:
248:
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185:
70:
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1435:
266:
216:
510:
468:
The CDMA Development Group states that, as of April 2014, there are 314
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2403:
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392:
3118:
2583:
2398:
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2029:
74:
28:
3113:
3103:
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2668:
2154:
2071:
1977:
1567:
1471:
1370:
1293:
1260:
720:
496:
481:
415:
130:
795:"Qualcomm gives patent license for CDMA2000 units to Chinese firm"
3108:
3093:
2311:
2056:
2024:
1972:
1801:
1331:
1298:
1173:
1104:
1038:
1033:
953:
85:
499:
announced it was ending development of the technology, favoring
3138:
3098:
2420:
1967:
1510:
1381:
1281:
1023:
963:
32:
472:
in 118 countries offering CDMA2000 1X and/or 1xEV-DO service.
3123:
3060:
2368:
1869:
1598:
1583:
1546:
1533:
1452:
1430:
1236:
1028:
687:
419:
339:
78:
3065:
1764:
1462:
1276:
1144:
1071:
100:
92:
36:
564:"What really is a Third Generation (3G) Mobile Technology"
484:
in the late 1990s as an enhancement to the CDMA standard.
1184:
1159:
1080:
1067:
1043:
65:
mobile technology standards for sending voice, data, and
832:
1562:
1485:
1255:
1057:
978:
851:
569:. International Telecommunication Union. Archived from
488:
272:
258:
240:
222:
204:
181:
96:
82:
62:
773:"Qualcomm halts UMB project, sees no major job cuts"
828:TIA TR-45 Engineering Committee for CDMA Standards
103:and used in Europe, Japan, China, and Singapore.
3259:
848:Overviews of the CDMA2000 standards - 1X to UMB
370:(QoS). The IS-95 data link layer only provided
3268:3rd Generation Partnership Project 2 standards
887:
2181:
1855:
873:
645:"Evolution of CDMA Roadmap—Voice Perspective"
300:
3196:Global telecommunications regulation bodies
400:CDMA2000 1xEV-DO (Evolution-Data Optimized)
3232:
2188:
2174:
1862:
1848:
880:
866:
615:"CDG : Technology : CDMA2000 1X"
307:
293:
125:All are approved radio interfaces for the
749:. CDMA Development Group. Archived from
387:
27:
16:Family of 3G mobile technology standards
139:Telecommunications Industry Association
81:as a backwards-compatible successor to
3260:
2195:
1750:Multimedia Broadcast Multicast Service
117:): Release 0, Revision A, Revision B,
2169:
1843:
861:
805:from the original on December 5, 2021
480:CDMA2000 technology was developed by
332:1 times radio transmission technology
3242:
1891:Code-division multiple access (CDMA)
1708:Spectral efficiency comparison table
783:from the original on April 14, 2009.
505:
440:3rd Generation Partnership Project 2
541:
13:
727:from the original on July 12, 2014
110:Voice: CDMA2000 1xRTT, 1X Advanced
14:
3284:
1936:Frequency-hopping spread spectrum
821:
137:is a registered trademark of the
99:standards, which is developed by
3241:
3231:
3222:
3221:
3210:
2831:Free-space optical communication
1824:
1813:
1220:
899:List of mobile phone generations
509:
1930:Direct-sequence spread spectrum
787:
765:
739:
709:
673:
654:. May 13, 2010. Archived from
637:
607:
604:, uspto.gov, November 17, 2009
595:CDMA2000 trademark application
588:
556:
449:
1:
3273:Code division multiple access
549:
495:; however, in November 2008,
436:time-division multiple access
432:code-division multiple access
418:transmission of data through
162:Wireless network technologies
21:Code-division multiple access
3217:Telecommunication portal
2998:Telecommunications equipment
2124:Low probability of intercept
2093:PN (pseudorandom noise) code
1948:Time-hopping spread spectrum
1820:Telecommunication portal
842:Standards and specifications
747:"CDG : CDMA Statistics"
493:UMB (Ultra Mobile Broadband)
7:
2734:Alexander Stepanovich Popov
690:. July 2011. Archived from
457:
10:
3289:
2438:Telecommunications history
1317:CDMA2000 1xEV-DO Release 0
491:successor to CDMA2000 was
475:
461:
381:
377:
18:
3205:
3147:
3084:
3046:Public Switched Telephone
3006:
2970:
2927:
2868:
2858:telecommunication circuit
2819:Fiber-optic communication
2802:
2564:Francis Blake (telephone)
2511:
2359:Optical telecommunication
2203:
2132:
2085:
2001:
1957:
1919:
1878:
1873:in digital communications
1810:
1632:
1612:
1576:
1561:
1526:
1499:
1484:
1461:
1420:
1391:
1341:
1330:
1309:
1269:
1254:
1229:
1207:
1199:EDGE/EGPRS - Evolved EDGE
1183:
1172:
1132:
1124:D-AMPS (IS-54 and IS-136)
1113:
1094:
1066:
1056:
1011:
987:
977:
905:
896:
838:January 23, 2004, at the
600:January 13, 2017, at the
464:List of CDMA2000 networks
424:broadband Internet access
283:Mobile telecommunications
2957:Orbital angular-momentum
2394:Satellite communications
2233:Communications satellite
2150:Statistical multiplexing
384:Evolution-Data Optimized
133:. In the United States,
115:Evolution-Data Optimized
113:Data: CDMA2000 1xEV-DO (
2836:Molecular communication
2659:Gardiner Greene Hubbard
2488:Undersea telegraph line
2223:Cable protection system
1655:Comparison of standards
1294:UTRA-TDD LCR / TD-SCDMA
1214:
422:signals, typically for
402:, often abbreviated as
2978:Communication protocol
2764:Charles Sumner Tainter
2579:Walter Houser Brattain
2524:Edwin Howard Armstrong
2332:Information revolution
2108:Power spectral density
1660:Channel access methods
1299:UTRA-TDD HCR / TD-CDMA
801:. September 27, 2007.
619:CDMA Development Group
396:
119:Ultra Mobile Broadband
43:
2952:Polarization-division
2684:Narinder Singh Kapany
2649:Erna Schneider Hoover
2569:Jagadish Chandra Bose
2549:Alexander Graham Bell
2280:online video platform
2140:Digital communication
2002:Major implementations
1942:Chirp spread spectrum
1831:Telephones portal
939:MTA - MTB - MTC - MTD
779:. November 13, 2008.
753:on September 27, 2018
430:techniques including
391:
334:, indicates the same
320:CDMA2000 1X (IS-2000)
144:
95:, a competing set of
91:CDMA2000 compares to
77:. It is developed by
31:
2794:Vladimir K. Zworykin
2754:Almon Brown Strowger
2724:Charles Grafton Page
2379:Prepaid mobile phone
2307:Electrical telegraph
1448:iBurst (IEEE 802.20)
1221:CDMA2000 1X Advanced
372:best-effort delivery
2744:Johann Philipp Reis
2503:Wireless revolution
2465:The Telephone Cases
2322:Hydraulic telegraph
1334:(3.5G, 3.75G, 3.9G)
1176:(2.5G, 2.75G, 2.9G)
944:Mobile TeleSeratout
2942:Frequency-division
2919:Telephone exchange
2789:Charles Wheatstone
2719:Jun-ichi Nishizawa
2694:Innocenzo Manzetti
2629:Reginald Fessenden
2364:Optical telegraphy
2197:Telecommunications
1822:
1408:(TIA/EIA/IS-856-B)
1402:(TIA/EIA/IS-856-A)
1400:1xEV-DO Revision A
661:on October 5, 2016
521:. You can help by
434:(CDMA) as well as
412:telecommunications
397:
368:quality of service
338:(RF) bandwidth as
61:)) is a family of
44:
3255:
3254:
2993:Store and forward
2988:Data transmission
2902:Network switching
2853:Transmission line
2699:Guglielmo Marconi
2664:Internet pioneers
2529:Mohamed M. Atalla
2498:Whistled language
2163:
2162:
1837:
1836:
1640:Cellular networks
1628:
1627:
1557:
1556:
1480:
1479:
1326:
1325:
1282:UTRA-FDD / W-CDMA
1250:
1249:
1217:(TIA/EIA/IS-2000)
1168:
1167:
1052:
1051:
625:on August 2, 2010
539:
538:
414:standard for the
317:
316:
83:second-generation
55:IMT Multi‑Carrier
3280:
3245:
3244:
3235:
3234:
3225:
3224:
3215:
3214:
3213:
3086:Notable networks
3076:Wireless network
3016:Cellular network
3008:Types of network
2983:Computer network
2870:Network topology
2784:Thomas A. Watson
2639:Oliver Heaviside
2624:Philo Farnsworth
2599:Daniel Davis Jr.
2574:Charles Bourseul
2534:John Logie Baird
2243:Data compression
2238:Computer network
2190:
2183:
2176:
2167:
2166:
2103:Near–far problem
1920:Spread spectrum
1864:
1857:
1850:
1841:
1840:
1829:
1828:
1827:
1818:
1817:
1816:
1745:Mobile broadband
1645:Mobile telephony
1633:Related articles
1574:
1573:
1517:LTE Advanced Pro
1497:
1496:
1412:EV-DO Revision C
1406:EV-DO Revision B
1339:
1338:
1267:
1266:
1181:
1180:
1064:
1063:
985:
984:
910:radio telephones
889:Cellular network
882:
875:
868:
859:
858:
815:
814:
812:
810:
791:
785:
784:
769:
763:
762:
760:
758:
743:
737:
736:
734:
732:
713:
707:
706:
704:
702:
696:
685:
677:
671:
670:
668:
666:
660:
649:
641:
635:
634:
632:
630:
621:. Archived from
611:
605:
592:
586:
585:
583:
581:
575:
568:
560:
542:Patent licensing
534:
531:
513:
506:
322:, also known as
309:
302:
295:
149:
148:
3288:
3287:
3283:
3282:
3281:
3279:
3278:
3277:
3258:
3257:
3256:
3251:
3211:
3209:
3201:
3143:
3080:
3002:
2966:
2923:
2872:
2864:
2805:
2798:
2704:Robert Metcalfe
2559:Tim Berners-Lee
2507:
2327:Information Age
2199:
2194:
2164:
2159:
2128:
2081:
2035:Cordless phones
1997:
1953:
1915:
1886:Spread spectrum
1874:
1871:Spread spectrum
1868:
1838:
1833:
1825:
1823:
1814:
1812:
1806:
1713:Frequency bands
1624:
1608:
1566:
1553:
1522:
1489:
1476:
1457:
1416:
1387:
1333:
1332:3G transitional
1322:
1305:
1259:
1246:
1225:
1203:
1175:
1174:2G transitional
1164:
1128:
1109:
1105:cdmaOne (IS-95)
1090:
1048:
1007:
973:
901:
892:
886:
840:Wayback Machine
824:
819:
818:
808:
806:
793:
792:
788:
771:
770:
766:
756:
754:
745:
744:
740:
730:
728:
715:
714:
710:
700:
698:
697:on July 5, 2016
694:
683:
679:
678:
674:
664:
662:
658:
647:
643:
642:
638:
628:
626:
613:
612:
608:
602:Wayback Machine
593:
589:
579:
577:
576:on June 7, 2011
573:
566:
562:
561:
557:
552:
544:
535:
529:
526:
519:needs expansion
478:
466:
460:
452:
386:
380:
364:data link layer
336:radio frequency
313:
277:
191:
147:
49:(also known as
24:
17:
12:
11:
5:
3286:
3276:
3275:
3270:
3253:
3252:
3250:
3249:
3239:
3229:
3219:
3206:
3203:
3202:
3200:
3199:
3192:
3187:
3182:
3177:
3172:
3171:
3170:
3165:
3157:
3151:
3149:
3145:
3144:
3142:
3141:
3136:
3131:
3126:
3121:
3116:
3111:
3106:
3101:
3096:
3090:
3088:
3082:
3081:
3079:
3078:
3073:
3068:
3063:
3058:
3053:
3048:
3043:
3038:
3033:
3028:
3023:
3018:
3012:
3010:
3004:
3003:
3001:
3000:
2995:
2990:
2985:
2980:
2974:
2972:
2968:
2967:
2965:
2964:
2959:
2954:
2949:
2944:
2939:
2937:Space-division
2933:
2931:
2925:
2924:
2922:
2921:
2916:
2915:
2914:
2909:
2899:
2898:
2897:
2887:
2882:
2876:
2874:
2866:
2865:
2863:
2862:
2861:
2860:
2850:
2849:
2848:
2838:
2833:
2828:
2827:
2826:
2816:
2810:
2808:
2800:
2799:
2797:
2796:
2791:
2786:
2781:
2776:
2774:Camille Tissot
2771:
2766:
2761:
2756:
2751:
2749:Claude Shannon
2746:
2741:
2739:Tivadar Puskás
2736:
2731:
2726:
2721:
2716:
2711:
2709:Antonio Meucci
2706:
2701:
2696:
2691:
2686:
2681:
2679:Charles K. Kao
2676:
2671:
2666:
2661:
2656:
2654:Harold Hopkins
2651:
2646:
2641:
2636:
2631:
2626:
2621:
2616:
2611:
2606:
2601:
2596:
2591:
2586:
2581:
2576:
2571:
2566:
2561:
2556:
2554:Emile Berliner
2551:
2546:
2541:
2536:
2531:
2526:
2521:
2515:
2513:
2509:
2508:
2506:
2505:
2500:
2495:
2493:Videotelephony
2490:
2485:
2484:
2483:
2478:
2468:
2461:
2456:
2450:
2445:
2440:
2435:
2430:
2429:
2428:
2423:
2418:
2408:
2407:
2406:
2396:
2391:
2389:Radiotelephone
2386:
2381:
2376:
2371:
2366:
2361:
2356:
2355:
2354:
2344:
2339:
2334:
2329:
2324:
2319:
2314:
2309:
2304:
2299:
2294:
2293:
2292:
2287:
2282:
2277:
2275:Internet video
2267:
2266:
2265:
2260:
2255:
2250:
2240:
2235:
2230:
2225:
2220:
2215:
2209:
2207:
2201:
2200:
2193:
2192:
2185:
2178:
2170:
2161:
2160:
2158:
2157:
2152:
2147:
2142:
2137:
2133:
2130:
2129:
2127:
2126:
2121:
2116:
2111:
2105:
2100:
2095:
2089:
2087:
2086:Major concepts
2083:
2082:
2080:
2079:
2074:
2069:
2066:
2060:
2054:
2048:
2042:
2041:
2032:
2027:
2022:
2017:
2012:
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998:AMPS - N-AMPS
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852:cdma2000.info
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790:
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731:September 18,
726:
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718:
717:"1X Advanced"
712:
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524:
520:
517:This section
515:
512:
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502:
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494:
490:
487:The intended
485:
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465:
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112:
109:
108:
107:
104:
102:
98:
94:
89:
87:
84:
80:
76:
72:
71:mobile phones
69:data between
68:
64:
60:
56:
52:
48:
42:
38:
34:
30:
26:
22:
2929:Multiplexing
2804:Transmission
2769:Nikola Tesla
2759:Henry Sutton
2714:Samuel Morse
2644:Robert Hooke
2609:Amos Dolbear
2544:John Bardeen
2463:
2443:Telautograph
2347:Mobile phone
2302:Edholm's law
2285:social media
2218:Broadcasting
2114:Process gain
2062:
1959:
1921:
1760:Push-to-talk
1538:IEEE 802.16m
1507:LTE Advanced
1491:IMT Advanced
1436:IEEE 802.16e
1431:Mobile WiMAX
1392:3GPP2 family
1319:(TIA/IS-856)
1310:3GPP2 family
1208:3GPP2 family
1187:/3GPP family
1003:TACS - ETACS
807:. Retrieved
798:
789:
776:
767:
755:. Retrieved
751:the original
741:
729:. Retrieved
711:
699:. Retrieved
692:the original
675:
663:. Retrieved
656:the original
639:
627:. Retrieved
623:the original
618:
609:
590:
578:. Retrieved
571:the original
558:
545:
527:
523:adding to it
518:
486:
479:
467:
453:
444:mobile phone
428:multiplexing
407:
403:
399:
398:
348:forward link
331:
327:
323:
319:
318:
134:
124:
105:
90:
58:
54:
50:
46:
45:
25:
3129:NPL network
2841:Radio waves
2779:Alfred Vail
2689:Hedy Lamarr
2674:Dawon Kahng
2634:Elisha Gray
2594:Yogen Dalal
2519:Nasir Ahmed
2453:Teleprinter
2317:Heliographs
1901:Hedy Lamarr
1589:5G-Advanced
1577:3GPP family
1527:IEEE family
1519:(4.5G/4.9G)
1500:3GPP family
1342:3GPP family
1270:3GPP family
1215:CDMA2000 1X
1086:CSD - HSCSD
809:December 5,
580:October 28,
450:1X Advanced
141:(TIA-USA).
3262:Categories
3175:Antarctica
3134:Toasternet
3056:Television
2539:Paul Baran
2471:Television
2455:(teletype)
2448:Telegraphy
2426:transistor
2404:Phryctoria
2374:Photophone
2352:Smartphone
2342:Mass media
2145:Modulation
1443:Flash-OFDM
550:References
530:March 2011
462:See also:
426:. It uses
393:BlackBerry
356:quadrature
352:orthogonal
235:3.9G/3.95G
75:cell sites
3159:Americas
3148:Locations
3119:Internet2
2880:Bandwidth
2584:Vint Cerf
2481:streaming
2459:Telephone
2399:Semaphore
2290:streaming
2030:Bluetooth
1543:WiMax 2.1
1398:CDMA2000
891:standards
503:instead.
470:operators
67:signaling
35:CDMA2000
3227:Category
3114:Internet
3104:CYCLADES
3021:Ethernet
2971:Concepts
2895:terminal
2846:wireless
2669:Bob Kahn
2512:Pioneers
2337:Internet
2228:Cable TV
2155:Waveform
2136:See also
2072:Qualcomm
2063:CDMA2000
2046:Cellular
1978:TD-SCDMA
1568:IMT-2020
1472:HiperMAN
1371:DC-HSDPA
1261:IMT-2000
846:CDMA2000
836:Archived
803:Archived
781:Archived
757:June 13,
725:Archived
721:Qualcomm
629:July 28,
598:Archived
497:Qualcomm
482:Qualcomm
458:Networks
416:wireless
154:a series
152:Part of
135:CDMA2000
131:IMT-2000
47:CDMA2000
3247:Commons
3237:Outline
3190:Oceania
3109:FidoNet
3094:ARPANET
2907:circuit
2476:digital
2205:History
2077:Verizon
2025:GLONASS
2020:Galileo
1993:MC-CDMA
1988:FH-CDMA
1983:DS-CDMA
1973:TD-CDMA
1960:schemes
1922:methods
1911:More...
1897:History
1802:Osmocom
1650:History
1620:DECT-5G
1594:NR-IIoT
1039:DataTAC
1034:Mobitex
799:Reuters
777:Reuters
701:May 17,
665:May 17,
476:History
410:, is a
378:1xEV-DO
354:to (in
245:4G/4.5G
196:Digital
86:cdmaOne
3185:Europe
3155:Africa
3139:Usenet
3099:BITNET
3036:Mobile
2912:packet
2421:MOSFET
2416:device
2213:Beacon
2053:Mobile
2011:(NASA)
1968:W-CDMA
1950:(THSS)
1938:(FHSS)
1932:(DSSS)
1604:NB-IoT
1570:(2021)
1565:(2018)
1511:E-UTRA
1493:(2013)
1488:(2009)
1465:family
1424:family
1382:E-UTRA
1263:(2001)
1258:(1998)
1117:family
1098:family
1074:family
1060:(1991)
991:family
981:(1979)
964:B-Netz
912:(1946)
360:kbit/s
344:duplex
168:Analog
156:on the
59:IMT‑MC
33:Huawei
3168:South
3163:North
3124:JANET
3061:Telex
3051:Radio
2890:Nodes
2885:Links
2806:media
2384:Radio
2369:Pager
2297:Drums
2263:video
2258:image
2248:audio
2110:(PSD)
2057:IS-95
2051:EV-DO
1958:CDMA
1944:(CSS)
1780:ViLTE
1775:VoLTE
1733:5G NR
1682:STDMA
1670:OFDMA
1613:Other
1599:LTE-M
1584:5G NR
1547:WiBro
1534:WiMAX
1453:WiBro
1366:HSPA+
1359:HSUPA
1354:HSDPA
1237:WiDEN
1230:Other
1133:Other
1096:3GPP2
1029:Hicap
1024:C-450
1012:Other
929:Altai
833:3GPP2
695:(PDF)
688:3GPP2
684:(PDF)
659:(PDF)
648:(PDF)
574:(PDF)
567:(PDF)
420:radio
404:EV-DO
340:IS-95
328:1xRTT
263:5.25G
231:3.75G
213:2.75G
121:(UMB)
79:3GPP2
3180:Asia
3066:UUCP
3026:ISDN
2098:Chip
2068:Also
2039:DECT
1790:ViNR
1785:VoNR
1765:MIMO
1738:CDMA
1723:UMTS
1701:SDMA
1694:CDMA
1689:SSMA
1677:TDMA
1665:FDMA
1463:ETSI
1422:IEEE
1349:HSPA
1287:FOMA
1277:UMTS
1242:DECT
1194:GPRS
1145:iDEN
1140:CDPD
1115:AMPS
1072:3GPP
989:AMPS
949:AMTS
924:IMTS
811:2021
759:2015
733:2013
703:2016
667:2016
631:2017
582:2012
342:: a
326:and
267:5.5G
253:4.9G
249:4.5G
227:3.5G
217:2.9G
209:2.5G
186:1.5G
101:3GPP
93:UMTS
73:and
39:USB
37:EVDO
3071:WAN
3041:NGN
3031:LAN
2312:Fax
2253:DCT
2015:GPS
1770:IMS
1728:LTE
1718:GSM
1378:LTE
1185:GSM
1160:CT2
1155:PHS
1150:PDC
1081:GSM
1068:GSM
1044:CT1
1019:NMT
969:AMR
959:ARP
934:OLT
919:MTS
525:.
501:LTE
406:or
129:'s
127:ITU
53:or
51:C2K
3264::
2037::
1563:5G
1540:)
1486:4G
1256:3G
1058:2G
979:1G
907:0G
797:.
775:.
723:.
719:.
686:.
650:.
617:.
489:4G
408:EV
350:,
324:1x
273:6G
265:,
259:5G
251:,
247:,
241:4G
233:,
229:,
223:3G
215:,
211:,
205:2G
182:1G
177:0G
145:1X
97:3G
63:3G
3198:)
3194:(
2189:e
2182:t
2175:v
1863:e
1856:t
1849:v
1536:(
1513:)
1509:(
1384:)
1380:(
1070:/
881:e
874:t
867:v
813:.
761:.
735:.
705:.
669:.
633:.
584:.
532:)
528:(
308:e
301:t
294:v
269:)
261:(
255:)
243:(
237:)
225:(
219:)
207:(
188:)
184:(
57:(
23:.
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