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The network that would eventually become au was originally set up as two networks: DDI and IDO. IDO's network was based upon the NTT Hi-cap analog cellular system, and began operations in
December 1988 in the Kanto and Tokai regions. DDI's network was run by independent phone companies, and began
190:
According to the brand creator, the name 'au' is based on the
Japanese verbs for 'meet' (会う) and 'unite' (合う) (both pronounced 'au'). However, KDDI explains that au comes from two letters which stand for few words. 'A' is for access, always and amenity, and 'U' is for unique, universal and user.
278:
mobile phone networks at a data rate of 64 kbit/s or on the new 1xEV-DO Rev A network with up to 3.1 Mbit/s downstream and 1.8 Mbit/s upstream bandwidth. In spring 2004, au became the first cellular phone based data service provider to offer an unlimited use flat-rate plan in
225:
was established in
November 2000 by Kyocera as part of the DDI Cellular network. In 2001, the company was merged into KDDI (which had been formed in 2000 by the merger of DDI, KDD, and IDO), but its brand name was retained and applied to all mobile phone service under KDDI group.
270:: A service which provides various features for mobile phone users, including e-mail, web browsing, picture and video sharing, video conferencing, access to location-based services, games and
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439:: An EZappli when watching analog terrestrial broadcasting. Ended on 24 July 2011 in most areas and on 31 March 2012 in Iwate, Miyagi, and Fukushima prefectures.
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digital terrestrial broadcasting for phones and mobile devices. Also supports data broadcasts. EZ television 1seg does not support analog television.
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388:: Gives scrolling map and audio navigation to guide you to your destination. Also displays restaurant, shop and weather information for the area.
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310:: A service distributing full length songs over the mobile network. The selection offered is mainly pop music. The coding format is 48
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300:: A service which allows users to use song segments, usually 30 seconds or less, as ring tones. Chakuuta's rights are held by
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382:: A service which is a component of EZWeb and allows GPS-enabled handsets to plot their position.
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417:: Global roaming service (CDMA and GSM), the first AU handset requiring a "SIM card" (IC Card).
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411:: au Listen Mobile Service. (Character mascot for this service is LISMO-kun).
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There is also a phrase, 'access to u(you)' that goes along the brand name.
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au launched 5G service as 'UNLIMITED WORLD au 5G' on 26 March 2020.
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system elsewhere in Japan. Nippon Idou
Tsushin (IDO) was owned by
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568:"KDDI Announces 'EZ Machi Uta' Subscribers Exceed One Million"
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Not to be confused with
Australian telecommunications company
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546:""UNLIMITED WORLD au 5G"始動。第5世代移動通信サービス「au 5G」、3月26日から開始"
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461:: an internet service provided by AU through KDDI from
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182:, with 60.398 million subscribers as of March 2021.
345:
321:. Downloaded content is secured on a memory card (
372:: A service that allows users to customize their
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1039:Telecommunications companies established in 2000
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317:. The size of one piece of music is about 1.5
218:
178:for their mobile cellular services. au is the
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255:service as 'au 4G LTE' in September 2012.
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233:network in 2003, replacing its previous
180:second-largest wireless carrier in Japan
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484:"Number of subscribers by Carriers｜TCA"
14:
1029:Japanese companies established in 2000
1006:
520:"全国シームレスな移動体通信事業の統一ブランド「au(エーユー)」について"
1024:Telecommunications companies of Japan
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604:
1044:Retail companies established in 2000
928:Minor and regional network operators
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170:in the main islands of Japan and by
522:(in Japanese). KDDI. Archived from
24:
274:. The service runs on traditional
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337:) plugged into the mobile, using
945:Mobile virtual network operators
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27:Japanese telecommunication brand
1019:Mobile phone companies of Japan
890:Japanese mobile phone companies
285:: Multimedia messaging service.
742:KDDI & BT Global Solutions
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302:Sony Music Entertainment Japan
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1:
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548:(in Japanese). news.kddi.com
229:au established a nationwide
166:. au is a brand marketed by
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208:, whereas DDI was owned by
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935:Okinawa Cellular Telephone
694:Okinawa Cellular Telephone
684:KDDI Network and Solutions
237:service with CDMA 1X WIN (
200:service in 1989 using the
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500:. ZYXYZ. 10 August 2010
244:au started selling the
248:from 14 October 2011.
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88:; 23 years ago
804:KDDI Designing Studio
293:Short Message Service
262:Products and services
164:mobile phone operator
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968:Japan Communications
423:: Successor to above
331:Memory Stick PRO Duo
151:An au store in Osaka
86:1 November 2000
433:, a payment system.
210:Kyocera Corporation
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993:NTT Communications
733:Joint ventures and
526:on 29 January 2008
455:: FDD-LTE service.
443:EZ television 1seg
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77:Telecommunications
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699:Telehouse America
341:copy protection.
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16:(Redirected from
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376:with music, etc.
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361:: Movie player.
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973:J:COM MOBILE
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660:KDDI America
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641:subsidiaries
571:. Retrieved
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550:. Retrieved
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528:. Retrieved
524:the original
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502:. Retrieved
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486:. Tca.or.jp.
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380:EZnavigation
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370:EZ Machi Uta
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101:Headquarters
63:Company type
29:
983:Line Mobile
666:KDDI Mobile
530:12 February
504:28 December
459:AU internet
445:: Supports
398:technology.
392:EZnewsflash
241:) service.
1008:Categories
909:NTT Docomo
904:au by KDDI
773:hikari one
768:au one net
720:DDI Pocket
674:KDDI India
470:References
386:EZnaviwalk
298:EZchakuuta
283:EZweb@mail
160:au by KDDI
93:2000-11-01
453:au 4G LTE
427:EZ FeliCa
365:EZchannel
246:iPhone 4S
919:Y!Mobile
828:Category
761:Services
573:14 March
552:30 March
394:: Using
220:株式会社エーユー
109:Products
73:Industry
988:mobile+
958:bitWarp
840:Commons
713:Defunct
648:Current
359:EZmovie
349:EZappli
327:microSD
276:cdmaOne
235:cdmaOne
215:au K.K.
195:History
176:Okinawa
132:Website
91: (
83:Founded
34:Telstra
323:miniSD
315:HE-AAC
312:kbit/s
289:C-mail
279:Japan.
206:Toyota
186:Naming
121:Parent
978:KWINS
787:Other
778:LISMO
752:Unity
463:Japan
408:LISMO
396:BCMCS
272:Emoji
268:EZweb
158:, or
114:LISMO
104:Japan
18:EZweb
1014:KDDI
632:KDDI
575:2008
554:2020
532:2008
506:2013
447:1seg
353:BREW
339:CPRM
202:TACS
168:KDDI
139:.com
126:KDDI
319:MiB
253:LTE
174:in
1010::
655:au
429::
351::
335:M2
333:,
329:,
325:,
291::
231:3G
212:.
156:au
137:au
40:au
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868:t
861:v
624:e
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610:v
577:.
556:.
534:.
508:.
465:.
304:.
223:)
217:(
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36:.
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
