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82-588: On 3 September 2013, Microsoft announced its purchase of Nokia's mobile device business, with the deal closing on 25 April 2014. As a result, the Lumia line's maintenance was transferred to Microsoft Mobile. As part of the transition, Microsoft continued to use the Nokia brand on Lumia devices until October 2014, when it began to officially phase out the Nokia name in its promotion and production of smartphones in favor of Microsoft branding. In November 2014, Microsoft announced

164-513: A GSM-1900 network prior to the acquisition of AT&T Wireless , through a joint venture known as GSM Facilities . The network sharing agreement allowed Cingular to offer local service in northern New Jersey and New York City and T-Mobile USA to offer service in California and Nevada. On May 25, 2004, Cingular and T-Mobile USA announced their intention to dissolve the agreement contingent on Cingular's successful acquisition of AT&T Wireless,

246-614: A customer base of 46 million people at the time, making Cingular the largest wireless provider in the United States. AT&T Wireless was then legally renamed New Cingular Wireless Services . Shortly after, new commercials were shown with the "AT&T" transforming into the Cingular logo, and with the Cingular logo's text turned blue to acknowledge the change. Some of the companies that comprised Cingular, such as BellSouth Mobility , ceased to exist when they were legally merged into

328-625: A deal estimated to be worth $ 39 billion in cash and stock. AT&T said the deal was expected to close in 12 months and was subject to regulatory approval. As of June 2011, it was being examined by the FCC. On August 31, 2011, the United States Department of Justice formally announced that it had filed a lawsuit to block the merger. On November 22, 2011, FCC Chairman Julius Genachowski recommended sending AT&T's proposed T-Mobile acquisition to an administrative law judge for review and

410-577: A different update called Windows Phone 7.8. Later in September 2012, Nokia unveiled the Lumia 820 and the Lumia 920 , its first two devices to use Windows Phone 8. Both featured NFC , with the Lumia 820 embedding a microSD card slot, and an optional Wireless Charging Shell for Qi wireless charging . The Lumia 920 also notably featured Qi wireless charging, and a " PureView " camera with optical image stabilization . While Nokia received criticism when it

492-569: A fussy touchscreen makes it frustrating to use." According to Microsoft, the Lumia 535 became the best-selling mid-range smartphone in Pakistan. Since the release, users have detected numerous problems regarding the phone's touch screen. Microsoft has stated that these problems are caused by a software bug and released an update in January 2015 to fix it. Another update in March partially fixed

574-563: A hearing. On November 23, 2011, AT&T withdrew its application with the FCC regarding the acquisition of T-Mobile USA. They also indicated that they would recognize a $ 4 billion dollar accounting charge in the event of a deal collapse. That charge covers a $ 3 billion cash breakup fee and $ 1 billion as the market value for the spectrum they were required to transfer to T-Mobile if the deal failed to complete. On August 2, 2012, AT&T announced its intent to acquire NextWave Wireless . On January 22, 2013, AT&T announced its intent to acquire

656-484: A major business partnership between Nokia and Microsoft, which would see Nokia adopt Windows Phone as its primary platform on future smartphones, replacing both Symbian and MeeGo . The deal also included the integration of Bing as the search engine on Nokia devices, and the integration of Nokia Maps into Microsoft's own mapping services . Nokia had planned to use the MeeGo platform as part of its future plans prior to

738-504: A part of the change of ownership, the social network pages have also been rebranded as Microsoft Lumia rather than Microsoft Mobile; this sought to emphasize the Windows Phone over other Nokia mobile phones while also updating social network pages of Windows Phone to the new Microsoft Lumia branding. To reflect this change, Nokia Conversations was also rebranded as Lumia Conversations , and NokNok.tv to Lumia Conversations UK. However,

820-564: A planned restructuring of Microsoft Mobile, which includes the Microsoft Lumia range. This would reportedly include a write down of approximately US$ 7.6 billion on the acquisition of Nokia's mobile phone business and a layoff of around 7,200 employees. It was also reported that Microsoft would release fewer first-party devices each year. As part of a larger restructuring, the Microsoft Devices & Studios engineering group

902-461: A result of AT&T's acquisition of BellSouth. In January 2007, Cingular confirmed it would rebrand itself under the AT&;T name. Although the legal corporate name change occurred immediately, for both regulatory and brand-awareness reasons both brands were used in the company's signage and advertising during a transition period. The transition concluded in late June, just prior to the rollout of

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984-464: A result of the growing use of touchscreen smartphones from other vendors, such as Apple 's iPhone line and Android -based products. In 2010, its market share had declined to 28%, and in April 2012, Samsung Electronics (a prominent user of Android) ultimately overtook Nokia as the largest mobile phone vendor in the world. Nokia's CEO Stephen Elop vetoed the idea of producing Android devices, believing

1066-466: Is also in the process of rolling out its 5G network based on the NR specification. Cingular, the predecessor to AT&T, supported legacy D-AMPS/TDMA and analog wireless networks. In March 2006, Cingular announced that these networks would be shut down by February 2008. As of March 31, 2007, Cingular ended TDMA supported for GoPhone (pre-paid) customers. On July 15, 2007, AT&T TDMA on 1900 MHz

1148-476: Is planned through 2023. AT&T plans to cover 200 million people with 5G+ by the end of 2023. During the first quarter of 2006, Telephia reported that during an extensive nationwide test of major wireless carriers in 350 metropolitan markets around the country, Cingular dropped the fewest calls across the country. In turn, Cingular began aggressively advertising the "Allover Network", citing Telephia as "the leading independent research company." Telephia's report

1230-543: Is the world's largest wireless network test program, initially refused to provide details on its study, and a spokesman for the company has said, according to the Boston Globe , that "Cingular shouldn't have even mentioned the company's name to a reporter." The research company later stated that Cingular did, indeed, have a "statistically significant lower dropped-call rate than the competition across some market/time period groupings", but that Telephia had "no knowledge of

1312-569: The Apple iPhone . On March 20, 2011, AT&T Mobility announced its intention to acquire T-Mobile US from Deutsche Telekom for $ 39 billion. If it had received government and regulatory approval, AT&T would have had more than 130 million subscribers. However, the U.S. Department of Justice , the Federal Communications Commission (FCC), and AT&T Mobility's competitors (such as Sprint Corporation ) opposed

1394-627: The Chinese market . Graph of quarterly global sales (million units) Lumia 535 The Microsoft Lumia 535 is an entry-level smartphone developed by Microsoft Mobile that runs the Windows Phone 8.1 OS and is upgradable to Windows 10 Mobile . The phone features a 5-inch display. It is equipped with a 5 MP front-facing camera. It is the first Microsoft-branded phone to be used after its acquisition of Nokia's mobile phone business . On May 16, 2015, Microsoft released its successor,

1476-530: The Communications Workers of America . The CWA represented roughly 15,000 of the previous 20,000 formerly AT&T Wireless employees as of early 2006. As of the end of 2009, the CWA website claims that roughly 40,000 workers of AT&T Mobility are represented by the union. Cingular Wireless was founded in 2000 as a joint venture of SBC Communications and BellSouth . The joint venture created

1558-694: The Elite X3 , HP's attempt to bring Windows 10 Mobile to a niche market, Microsoft's corporate vice president Joe Belfiore confirmed that Microsoft would no longer sell or manufacture new mobile devices. The existing devices would receive bug fixes and security updates only. Nokia and Microsoft Mobile have released several updates unique to Lumia devices which feature a combination of firmware and software updates. The latter of these include imaging improvements, new technology support, feature updates, and bug fixes. Because Lumia devices exclusively use Windows Phone, major operating system updates are often bundled with

1640-645: The Lumia 610 , a new entry-level device taking advantage of the lower system requirements introduced by Windows Phone 7's "Tango" update. These new low-end devices were intended to improve Windows Phone adoption in emerging markets such as China . In June 2012, both Nokia and Microsoft received much criticism after it was revealed that the Windows Phone 7 Lumia devices will not be upgradable to Microsoft's second generation Windows Phone platform, Windows Phone 8 . It has been said that those devices won't be upgraded because Windows Phone 8 uses an entirely different kernel ( Windows NT ). The original Lumia range instead received

1722-416: The Lumia 925 , a revised version of the 920 with a slimmer build incorporating aluminium, and the Lumia 1020 , which features a 41-megapixel camera based on technology from its Symbian-based 808 PureView . On 22 October 2013, Nokia extended the Lumia brand into the tablet market with the unveiling of the Lumia 2520 ; running Microsoft's Windows RT operating system, it was the company's first tablet since

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1804-561: The Microsoft Lumia 540 , with a better display and an improved camera. The Lumia 535 comes with a 5.0" IPS LCD display and 5 MP cameras on both the front and the back. The phone has 1 GB of RAM and 8 GB of built-in storage, and is powered by a quad-core 1.2 GHz Snapdragon 200 CPU and Adreno 302 GPU. Battery capacity is 1905 mAh and the phone is available in orange, green, white, black, gray and blue. The Lumia 535 ships with Windows Phone 8.1 Update 2 (through

1886-522: The Nokia 6 , in January 2017. Even after the acquisition of Nokia's mobile device business by Microsoft, several Lumia devices were unveiled by Microsoft Mobile in September 2014 that still carried the Nokia name, including the Lumia 830 and Lumia 735 . In July 2014, it had been reported by evleaks that Microsoft was attempting to license the Nokia name in a co-branding scheme, which would have possibly seen future devices branded as "Nokia by Microsoft". As

1968-509: The Nokia Internet tablet range. Some critics believed that the usage of Windows RT rather than full Microsoft Windows 8.1 led to bad sales, as most major Windows tablet makers have used Windows 8.1 in favour of Windows RT. Alternatively, others have claimed that the device's failure was due to its heavy weight and high price. Lumia 2520 was discontinued in early 2015. Although sales of the Lumia line had exceeded those of BlackBerry in

2050-591: The third largest wireless carrier in the United States , with 116 million subscribers as of September 30, 2024. The company is headquartered in Brookhaven, Georgia . Originally known as Cingular Wireless (a joint venture between SBC Communications and BellSouth ) from 2000 to 2007, the company acquired the old AT&T Wireless in 2004; SBC later acquired the original AT&T and adopted its name. Cingular became wholly owned by AT&T in December 2006 as

2132-696: The "majority" of Lumia phones and that not all phones would receive the update or support all of its features. Later, Microsoft confirmed that low-end devices with 512 MB of RAM (including the Nokia Lumia 520 , which represents 24.5% of all Windows Phone devices sold), would also get the Windows 10 upgrade, but reaffirmed that not all of its features would be supported on these devices. Additionally, Microsoft stated on January 16, 2015, that low-end Windows Phone 8.1 phones will not get some Lumia Denim features. In July 2015, Bloomberg reported that Microsoft had

2214-528: The AT&T Value Plus VL or AT&T 4 GB plans. All plans come with unlimited talk and text, with unlimited data on all except the AT&T 4 GB plan. The higher tier plans include premium data that offers superior service, up to the allotted limit on each line during a bill cycle, plus other features like Mobile Hotspot and more. The AT&T Unlimited Premium® PL plan also includes unlimited talk, text, and data in 20 Latin American countries including

2296-482: The Cingular Interactive division, which became Velocita Wireless . Velocita was later purchased by Sprint Nextel . AT&T also offered Enhanced Push To Talk (PTT) services on smartphones. The original PTT service was sunset. The AT&T wireless data network began in 2002 as a Cingular initiative called "Project Genesis" that involved a GPRS overlay of the entire wireless network. Project Genesis

2378-589: The Cingular network was transferred to T-Mobile USA, with Cingular continuing work on the GSM facilities at AT&T Wireless sites. AT&T has a global sub-sea Tier-1 fiber network switching facility on St. Croix in the U.S. Virgin Islands , in conjunction with University of the Virgin Islands Research and Technology Park . The following is a list of known frequencies that AT&T employs in

2460-484: The Dominican Republic, included at no extra charge. As of January 8, 2016, AT&T no longer offers two-year contracts for subsidized smartphones on consumer accounts. Customers who currently have two-year contracts are grandfathered until they upgrade to a new device, in which case they will have to choose from AT&T's NEXT installment plans for smartphones. Unlimited data plans may be throttled based on

2542-412: The FCC gave its final approval. The following month, AT&T announced that it would phase out the Cingular brand across all of its services and replace it with AT&T, with an accompanying advertising campaign branding the combined company as "The New AT&T." Commercials featured the orange Cingular "Jack" logo encircling the AT&T globe logo several times, dragging its blue bars behind it to form

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2624-538: The Lumia Denim update) and is upgradeable to Windows 10 Mobile. Jim Martin from PC Advisor wrote: "We're fans of Windows Phone 8.1 but the Lumia 535 compromises in too many areas to make it a bargain at £100. You're better off with a Motorola Moto E or – if you want 4G – the EE Kestrel." Katharine Byrne from Expert Reviews wrote that "Microsoft's Lumia 535 is well-built, but poor battery life and

2706-520: The Lumia line were smartphones (including one tablet computer ) running Microsoft Windows software. All the smartphones were full-touch in a candybar form. There were no QWERTY devices, although there were reports in 2012 that Nokia was working on such device similar to the Nokia Eseries . An alleged prototype device with full keyboard was leaked in 2017. The first digit (or the first two digits for devices with four-digit model numbers) indicates

2788-485: The Microsoft Store at the end of 2016—by which time sales were estimated to have dropped below one million units—although availability was restored at the beginning of 2017. In October 2017, Microsoft's corporate vice president, Joe Belfiore , confirmed that Microsoft would no longer sell or manufacture new Windows 10 Mobile devices. The existing devices would receive bug fixes and security updates only, ending for

2870-416: The U.S. carrier AT&T for an LTE -enabled device, Nokia quickly developed the Lumia 900 as a follow-up, first unveiled at the 2012 International CES . The Lumia 900 received heavy promotion by the carrier as a flagship device , but its launch was dampened by a software bug that prevented the device from connecting to certain mobile data networks, forcing AT&T to issue credits to those who purchased

2952-651: The U.S. retail wireless operations of Atlantic Tele-Network , doing business as Alltel , for $ 780 million. On June 24, 2014, Plateau Wireless announced the sale of assets and operations in eastern New Mexico and west Texas to AT&T, including wireless spectrum and 40,000 customers. In November 2014 and January 2015, AT&T acquired the Mexican wireless carriers Iusacell and Nextel Mexico to form AT&T Mexico . On October 9, 2019, Liberty Cablevision of Puerto Rico's parent company (Liberty Latin America), announced

3034-482: The United States. The following chart lists the networks that AT&T previously operated. As a result of its formation through mergers and acquisitions, as well as the rapid technological change in the wireless industry, AT&T operates the second-largest digital voice and data network within its United States footprint. AT&T's network footprint supports 4G and uses LTE / LTE-Advanced for simultaneous packet switched voice and data communications. AT&T

3116-587: The acquisition of AT&T Wireless Services in Puerto Rico and the U.S. Virgin Islands, in a $ 1.95 billion deal. The sale was completed on November 2, 2020. In May 2021, the company began promoting AT&T and Liberty as a unified brand. In September 2021, Liberty began phasing out the AT&T brand and introduced a new logo. On February 22, 2024, a massive outage affected customers nationwide. In California , Nevada , Northern New Jersey and New York City , Cingular and T-Mobile USA maintained and shared

3198-412: The announcement, although the company announced that it would still release one MeeGo device in 2011. Aligning with Microsoft had been considered a possibility by analysts due to Elop's prior employment with the company. Nokia unveiled its first Windows Phone 7 -based devices, the mid-range Lumia 710 and high-end Lumia 800 , on 26 October 2011 at its Nokia World conference. Motivated by requests from

3280-432: The brand to market to business customers. Cingular president Stan Sigman concurred with BellSouth's position, indicating that the Cingular brand would continue but be sold under the AT&T brand where offered in packages with other AT&T services, such as data and wireline telephony. However, AT&T announced on March 5, 2006, that it would acquire BellSouth. The acquisition was finalized on December 29, 2006, when

3362-713: The cancelled Lumia "McLaren" ). On 13 September 2013, the New York Times writer Nick Wingfield revealed that Nokia had been testing the Android operating system on its Lumia hardware. It was one of two known Android projects at the company; the other was running the OS on low–end Asha hardware, which resulted in the Nokia X family of devices. Despite the testing, the Android-based Lumia handsets were never released and only altered Asha devices were brought to

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3444-458: The company wouldn't be able to suitably differentiate its Android products from that of other vendors. In an employee memo, Elop infamously described the company as being on a "burning platform", blaming the "war of ecosystems " between iOS and Android as part of Nokia's overall struggle, and asserting that the company needed to make major changes to its operation. In February 2011, Stephen Elop and Microsoft's CEO Steve Ballmer jointly announced

3526-604: The deal, a high-ranking source allegedly close to the sale pointed the Barbados Daily Nation Newspaper towards some SEC filings made by Cingular which were said to establish an idea of the approximate sale price of the deal. According to the SEC filings Cingular was paid around $ 122 million, with much of that cost going towards the purchase of the former AT&T Wireless assets in Barbados by Digicel. At

3608-644: The deal, which closed in early 2014. While Microsoft will license the Nokia name under a 10-year agreement, the company will only be able to use it on feature phones : those running the Series 30 , Series 30+ and the Series 40 mobile operating systems based on Java ME and MediaTek technology, respectively. These changes resulted in future Lumia models being first-party hardware produced by Microsoft. Codenames for Lumia phones developed from late 2013 were based on James Bond movies, including "Moneypenny" (which became Nokia Lumia 630 ) and "Goldfinger" (which would be

3690-400: The device's family, with larger numbers generally denoting a higher-end device. Under Nokia, numbers larger than 10 indicated a phablet (e.g. 1320 , 1520 ) or tablet ( 2520 ). Following the sale of the Lumia line to Microsoft, four-digit model numbers were discontinued, with larger models instead being denoted by an "XL" suffix (e.g. 950 XL ). The second digit indicates the generation of

3772-432: The device, based on the operating system it originally shipped with: The third digit is used to distinguish between variants in the same family and generation. 0 indicates the base model, while other numbers indicate either a minor upgrade (e.g. 920 and 925 ), a 4G-capable variant (e.g. 730 and 735 ) or a regional or carrier-specific variant. An optional "C" or "T" suffix indicates a variant produced exclusively for

3854-463: The device. Upon its launch in April 2012, the Lumia 900 was listed as a top seller on Amazon.com , but online sales began to taper off by May. While not revealing further details, a Nokia representative stated that the company was "pleased with the consumer reaction, as well as the support we have received from AT&T", while AT&T's mobility chief Ralph de la Vega stated that the Lumia 900 had "exceeded expectations". In early 2012, Nokia released

3936-425: The end of 2006. As of early 2009, AT&T Mobility has completed its upgrade of the 3G to HSUPA , In 2011, it was reported that AT&T would upgrade its network to HSPA+ throughout the year, which it would market as offering 4G -grade speeds. On September 18, 2011, AT&T first launched LTE service in 5 U.S. metropolitan areas, with plans for serving 15 markets by the end of the year. AT&T's LTE rollout

4018-404: The end of the year. On February 22, 2022, AT&T discontinued its 3G UMTS network AT&T operates the second-largest 5G network in the U.S. with approximately 30% of the nation covered. AT&T uses low, mid, and high band frequencies. Mid and high band 5G is marketed as 5G+ and offers much faster speeds than low band. Continuous expansion of the 5G network, especially mid-band 5G+,

4100-1176: The firmware updates upon release. Similar to how Windows Phones receive operating system updates , Lumia update releases are dependent on carriers who decide if and when devices are to receive them. However, operating system updates are not subject to these constraints if users are part of Microsoft's Windows Insider or Preview for Developers programs. Lumia Amber 15 August 2013 Windows Phone 8 Update 2 ( GDR2 ) Default version for Nokia Lumia 625, 925, 928 and 1020 devices, developed by Nokia 9 January 2014 Windows Phone 8 Update 3 ( GDR3 ) Default version for Nokia Lumia 525, 1320 and 1520 devices, developed by Nokia 15 July 2014 Windows Phone 8.1 Default version for Nokia Lumia 521, 530, 630, 635, 636, 638 and 930 devices, developed by Microsoft 4 September 2014 Windows Phone 8.1 Update 1 ( GDR1 ) Windows Phone 8.1 Update 2 ( GDR2 ) Default version for Nokia Lumia 730, 735 and 830 and Microsoft Lumia 430, 435, 532 and 535 devices with Windows¨Phone 8.1 Update 1; default version for Microsoft Lumia 540, 640 and 640 XL devices with Windows Phone 8.1 Update 2; developed by Microsoft All devices in

4182-403: The first Lumia devices running on Windows 10 Mobile : the Lumia 950 , Lumia 950 XL and Lumia 550 . In February 2016, the Lumia 650 , which also runs Windows 10 Mobile, was launched. Sales of Lumia devices declined between fiscal years 2015 and 2016, with phone revenue decreasing by $ 4.2 billion or 56%. When Microsoft announced the acquisition in September 2013, 7.3 million devices were sold in

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4264-439: The first Microsoft (non-Nokia) branded Lumia device, the Lumia 535 . In October 2015, Microsoft announced the first Lumia devices running on Windows 10 Mobile , the Lumia 950 , Lumia 950 XL and Lumia 550 . The most recent Lumia smartphone, the Lumia 650 , was announced by Microsoft on 15 February 2016. Sales decreased sharply after the introduction of Windows 10 in 2015 and Microsoft briefly stopped selling Lumia devices from

4346-412: The first one million original iPhones." In August 2008, Best Buy announced that it would begin selling the iPhone 3G for use on the AT&T network. In September 2008, AT&T announced that it would also sell the iPhone 3G in Puerto Rico and the U.S. Virgin Islands. The iPhone 4 was released on June 24, 2010. According to Apple, over 1.7 million iPhone 4 units were sold in the first few days, which

4428-522: The globe's blue stripes, before finally disappearing behind it, being backed by the chorus of the Oasis song " All Around the World ". AT&T added the color orange to its signage to reflect the change; AT&T would eventually remove orange in 2015 following another rebranding related to its acquisition of DirecTV . In November 2007, AT&T acquired Dobson Communications , who owned Cellular One and

4510-560: The importance of not dropping calls. That campaign is continuing." On June 29, 2007, Apple 's iPhone was introduced to the United States market, and AT&T was the exclusive carrier for the device within the United States until February 10, 2011, when the iPhone 4 was launched on the Verizon network. Teething problems with AT&T's billing process emerged soon after the iPhone's release, as early adopters started receiving exceptionally detailed monthly telephone bills with one of

4592-462: The issue and users who are still experiencing the issue are advised to contact Microsoft Care . AT%26T Mobility AT&T Mobility, LLC , also known as AT&T Wireless and marketed as simply AT&T , is an American telecommunications company. It is a wholly owned subsidiary of AT&T Inc. and provides wireless services in the United States . AT&T Mobility is

4674-468: The latest devices in December 2019. The Lumia 650 was Lumia's last device, although Lumia 750 and 850/650XL were at the last steps before production at the time but ultimately were cancelled. The Lumia 950 was Microsoft Mobile's last Lumia flagship and the last Windows Phone flagship device. A supposed successor called Microsoft Lumia 960 (codenamed Northstar ) was reportedly canceled while being in its prototype tests level. The next Microsoft phone release

4756-532: The market. In July 2014, Microsoft announced that it would discontinue the majority of its Nokia-branded devices, including the Asha, S30, S40, and X platforms, in favor of low-cost Lumia devices inheriting their design. This left S30+ as Microsoft's only remaining Nokia-branded phone platform until it was sold to HMD Global in May 2016, who, the following February, would announce the first Nokia-branded true Android phone,

4838-424: The most notable being the 300-page iPhone bill that was featured in an online video by YouTube influencer iJustine . Apple launched the iPhone 3G with AT&T on July 11, 2008. Although specific AT&T sales numbers are unavailable, Apple announced that over 1 million iPhone 3G devices were sold during the first three days — in contrast, according to Steve Jobs , Apple's CEO , "It took 74 days to sell

4920-442: The move on the grounds that it would substantially reduce competition in the cellular network market. In December 2011, in the face of both governmental and widespread consumer opposition, AT&T withdrew its offer to complete the merger. AT&T currently offers 3 tiers of its Unlimited Your Way plan, AT&T Unlimited Premium® PL, AT&T Unlimited Extra® EL, or AT&T Unlimited Starter® SL. Customers can also choose either

5002-458: The nation's second-largest carrier. Cingular grew out of a conglomeration of more than 100 companies, including 12 well-known regional companies with Bell roots. The 12 companies included: SBC Wireless had previously operated in several northeast markets under the " Cellular One " brand, while BellSouth's wireless operations incorporated the former Houston Cellular . Cingular's lineage can be traced back to Advanced Mobile Phone Service , which

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5084-422: The operating company subsidiary AT&T Wireless PCS , which was New Cingular Wireless PCS . First announced on June 22, 2005, Cingular Wireless announced the intention to divest its Caribbean and Bermuda operations and licenses which it acquired from the acquisition of AT&T Wireless, to Irish -owned and Jamaica -based Digicel Group under undisclosed financial terms. In 2006, one year following

5166-414: The quarter, but this shrunk to 1.2 million at the quarter ending June 2016. Since the Lumia series make up 95% of total Windows Phone/Windows 10 Mobile sales, the operating system market share also shrunk along with it. Throughout 2016 Microsoft slowed down production volumes of Lumia devices, and it was speculated that the series would be discontinued by the end of 2016. Shortly after the discontinuation of

5248-633: The rebranding has not been consistent, as the Nokia Army was renamed the Spartan Nation and the support site for legacy phones, accessories, various Nokia-branded devices, and services, originally Nokia Discussions, was renamed the Microsoft Mobile Community. The Lumia Beamer was the last Lumia-branded application to have its URL changed from Nokia to Lumia, signifying the end of the transitional term during which Microsoft

5330-537: The relative infancy of Microsoft's brand in the consumer phone space. The Nokia Lumia 638 was the last Lumia product to bear the Nokia brand, and was only released in India in December 2014. In November 2014, a post by a Microsoft Twitter account stated that all Nokia and Microsoft Lumia smartphones running Windows Phone 8 and 8.1 would receive updates to Windows 10 ; however, following the official unveiling, Microsoft denied this, stating that they instead were targeting

5412-477: The same period, Nokia still made an operating loss of €115m, with revenues falling 24% to €5.7bn following the second quarter of 2013. Over the past nine quarters, Nokia sustained €4.1 billion worth of operating losses. In Q3 2013, Lumia sales hit 8.8 million worldwide; over three times higher than the same period the year before; and double the figure in North America compared to the previous quarter. At

5494-462: The same time, overall Windows Phone market share hit double figures in several countries in Europe and other regions. On 3 September 2013, Microsoft announced its intent to acquire Nokia's mobile phone business (including rights to the Lumia and low-end Asha brands) in an overall deal of over US $ 7bn. Stephen Elop stepped down as Nokia's CEO and returned to Microsoft as its head of devices as part of

5576-429: The specific methodology (markets, time periods or statistical thresholds) that Cingular used for its 'lowest dropped call' claim." While AT&T has abandoned its verbal claim of "The Fewest Dropped Calls" in its commercials, it continues to show situations where two persons are speaking with each other on their phones, and one of the users' call drops. AT&T now states "We are still continuing to run ads that emphasize

5658-570: The terms of the plan. AT&T also allows existing customers to stay on legacy right plans; however, reserves the right to terminate or require a plan change per its terms of service. Within AT&T's 21-state landline footprint, other AT&T services are offered at the AT&T retail stores, including signing up for home phone, internet, and U-verse . AT&T stores outside of its footprint offer wireless services. All AT&T company-owned stores nationwide sell DirecTV . A large number of AT&T Mobility employees are unionized, belonging to

5740-490: The time of the merger, there were two networks: the historic AT&T Blue Network and the Cingular Orange Network. Both networks contained a mix of both TDMA and GSM facilities. Approximately 50,000 cell sites had to be melded together. From a technical standpoint, the "blue" and "orange" networks were considered different networks until integration was completed in 2005. Enhanced Network Selection (ENS)

5822-549: Was a roaming partner of AT&T, for $ 2.8 billion. The sale added 1.7 million subscribers and expanded AT&T coverage in various suburban and rural markets (including Alaska). On November 7, 2008, AT&T announced its intent to acquire Centennial Wireless for $ 944 million, expanding its coverage in the Midwest, southern U.S., and Puerto Rico. On March 20, 2011, AT&T and Deutsche Telekom announced that AT&T had agreed to acquire T-Mobile USA from Deutsche Telekom in

5904-804: Was a subsidiary of AT&T created in 1978 to provide cellular service nationwide. AMPS was divided among the Regional Bell Operating Companies as part of the Bell System divestiture . With the exception of Pacific Bell and BellSouth Mobility DCS, the digital network consisted of D-AMPS technology. The Pacific Bell and BellSouth Mobility DCS networks used GSM technology on the PCS frequency band (1900 MHz). In October 2007, AT&T's president and chief executive officer Stan Sigman announced his retirement. Ralph de la Vega , group president-Regional Telecom & Entertainment,

5986-634: Was allowed to use Nokia.com and related sites. However, in October 2014, Microsoft officially announced that it would phase out the Nokia brand in its promotion and production of Lumia smartphones, and that future Lumia models would be branded solely with the name and logo of Microsoft. In November 2014, Microsoft announced its first self-branded phone, Microsoft Lumia 535 . Rebranding the Lumia line did not affect sales, though some critics believed that it might negatively influence consumers' decisions due to Nokia's established reputation for durability compared to

6068-613: Was completed by the end of 2004. Later, this network was upgraded to EDGE across the GSM footprint. In 2005, AT&T launched a broadband network known as "BroadbandConnect", based on UMTS and HSDPA , to counter Verizon Wireless and Sprint 's EV-DO networks. UMTS service was launched on December 6, 2005, in Seattle, Portland, San Francisco, Salt Lake City, San Jose, San Diego, Las Vegas, Phoenix, Puerto Rico, Austin, Houston, Dallas, Detroit, Chicago, Boston, Baltimore, and Washington, D.C., and expanded to all major metropolitan markets by

6150-624: Was in stark contrast to the Consumers Union publication, Consumer Reports , based on a survey of 50,000 of its members in 18 cities, which criticized Cingular for static and dropped calls. Furthermore, J.D. Power and Associates consistently ranked Cingular at or near the bottom of every geographical region in its 2006 Wireless Call Quality Study, which is based on a smaller survey of 23,000 wireless users. This campaign had to come to an abrupt end. Telephia, which tests wireless networks by making over 6 million calls per year in what it claims

6232-547: Was merged with the Operating Systems Engineering Group to form the larger Windows & Devices Engineering Group. In July 2015, it was announced that the head of Surface , Panos Panay, would head the new Microsoft devices unit, which would include the Microsoft Lumia as well as various other Microsoft hardware products such as the Band , HoloLens , and Xbox . In October 2015, Microsoft launched

6314-414: Was named as president and CEO of AT&T Mobility. In February 2004, after a bidding war with Britain's Vodafone Plc (at the time a part-owner of Verizon Wireless), Cingular announced that it would purchase its struggling competitor, AT&T Wireless Services , for $ 41 billion. This was more than twice the company's trading value. The merger was completed on October 26, 2004. The combined company had

6396-637: Was noticeably slower than that of its competitor, Verizon Wireless , with the company stating that its then-proposed acquisition of T-Mobile USA would be necessary. In November 2012, AT&T promoted the network as serving 150 million users, with plans to double its coverage by 2014. On January 1, 2017, AT&T discontinued its 2G GSM network. In April 2017, AT&T announced that it would upgrade its existing LTE networks in selected markets to support LTE Advanced and LTE Advanced Pro features, marketed as "5G Evolution" (5G E ). In January 2018, AT&T stated that it intended to deploy 5G NR service by

6478-468: Was retired, while TDMA on 850 MHz remained. On February 18, 2008, AT&T Mobility officially ended service on their AMPS and remaining TDMA network, except for in areas previously operated by Dobson Communications ; the Dobson AMPS and TDMA network was shut down March 1, 2008. Networks formerly operated by AT&T predecessors including Cingular also include various paging services and

6560-426: Was revealed that a demonstration video of its image stabilization technology was, in fact, filmed using a professional camera, the Lumia 920 was a commercial success for the company. At MWC 2013, Nokia introduced two more Windows Phone 8 devices: the mid-range Nokia Lumia 720 and the budget Nokia Lumia 520 , the latter of which has become the highest selling Windows phone device ever. In 2013, Nokia also introduced

6642-593: Was the Microsoft Surface Duo , while a Windows Phone-powered Surface Neo foldable tablet was cancelled too a few years later, after its introduction. The last smartphone from Microsoft was the Surface Duo 2 , which marked the demise of Microsoft Mobile. From 1998 to 2012, Nokia was the largest vendor of mobile phones in the world, which included early smartphones built on its Symbian platform. However, in recent years, its market share declined as

6724-481: Was used to home cellular devices on either the "blue" or "orange" network during this process. On November 21, 2005, Ed Whitacre , then CEO of the newly merged SBC/AT&T, announced plans to market Cingular's service under the AT&;T brand. BellSouth spokesman Jeff Battcher countered that the terms of the joint venture allow either party to sell the service under another name, and that he believes they will be using

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