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A wireless LAN (WLAN) is a wireless computer network that links two or more devices using wireless communication to form a local area network (LAN) within a limited area such as a home, school, computer laboratory, campus, or office building. This gives users the ability to move around within the area and remain connected to the network. Through a gateway, a WLAN can also provide a connection to the wider Internet.
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 the largest wireless carrier in the United States, with 222.8 million subscribers at the end of Q1 2023.
Verizon is an American wireless network operator that previously operated as a separate division of Verizon Communications under the name Verizon Wireless. In a 2019 reorganization, Verizon moved the wireless products and services into the divisions Verizon Consumer and Verizon Business, and stopped using the Verizon Wireless name. Verizon is the second-largest wireless carrier in the United States, with 143.3 million subscribers at the end of Q2 2023.
AT&T Wireless Services, formerly part of AT&T Corporation, was a wireless telephone carrier founded in 1987 in the United States, based in Redmond, Washington, and later traded on the New York Stock Exchange under the stock symbol "AWE", as a separate entity from its former parent.
The Nokia 6230 is a mobile phone based on the Nokia Series 40 platform. It was announced on 28 October 2003 and released in February 2004.
Houston Cellular was a Houston-based cell phone company which provided AMPS and D-AMPS (TDMA) service in the Greater Houston area. It was formed in 1983 and was operated as a partnership between LIN Broadcasting Corp., Mobile Communication Corp. of America and BellSouth Co. Its headquarters were located in Houston, Texas.
Alltel was a landline, wireless and general telecommunications services provider, primarily based in the United States. Before its wireless division was acquired by Verizon Wireless and AT&T, Alltel provided cellular service to 34 states and had approximately 13 million subscribers. As a regulatory condition of the acquisition by Verizon, a small portion of Alltel was spun off and continued to operate under the same name in six states, mostly in rural areas. Following the merger, Alltel remained the ninth largest wireless telecommunications company in the United States, with approximately 800,000 customers. On January 22, 2013, AT&T announced they were acquiring what remained of Alltel from Atlantic Tele-Network for $780 million in cash.
A mobile phone feature is a capability, service, or application that a mobile phone offers to its users. Mobile phones are often referred to as feature phones, and offer basic telephony. Handsets with more advanced computing ability through the use of native code try to differentiate their own products by implementing additional functions to make them more attractive to consumers. This has led to great innovation in mobile phone development over the past 20 years.
Cricket Wireless is an American prepaid wireless service provider, owned by AT&T. It provides wireless services to ten million subscribers in the United States. Cricket Wireless was founded in March 1999 by Leap Wireless International. AT&T acquired Leap Wireless International in March 2014, and later merged Cricket Wireless operations with Aio Wireless. Cricket Wireless competes primarily against T-Mobile's Metro, Dish's Boost Mobile and Verizon's Visible in the prepaid wireless segment.
The Sony Ericsson Z500a, released in December 2004, was released through Cingular Wireless and Dobson Cellular. The phone has push-to-talk walkie-talkie functionality, but the handset was released before Cingular had rolled out their Push to Talk service.
Wi-Fi calling refers to mobile phone voice calls and data that are made over IP networks using Wi-Fi, instead of the cell towers provided by cellular networks. Using this feature, compatible handsets are able to route regular cellular calls through a wireless LAN (Wi-Fi) network with broadband Internet, while seamlessly change connections between the two where necessary. This feature makes use of the Generic Access Network (GAN) protocol, also known as Unlicensed Mobile Access (UMA).
The Motorola Slvr is a former series of candybar mobile phones from Motorola, and was one of the series in the 4LTR line. The first phones were released in early 2005. Inspired by the Razr, they were designed to be very thin and lightweight.
Wireless Application Protocol (WAP) is a technical standard for accessing information over a mobile wireless network. A WAP browser is a web browser for mobile devices such as mobile phones that use the protocol. Introduced in 1999, WAP achieved some popularity in the early 2000s, but by the 2010s it had been largely superseded by more modern standards. Almost all modern handset internet browsers now fully support HTML, so they do not need to use WAP markup for web page compatibility, and therefore, most are no longer able to render and display pages written in WML, WAP's markup language.
On-Device Portals (ODPs) allow mobile phone users to easily browse, purchase and use mobile content and services. An ODP platform enables operators to provide a consistent and branded on-device experience across their broadening portfolio of services and typically provides on-device catalogs of content for purchase, deep links to WAP portals, customer care functionality and rich media services such as full track music, TV and video.
MobiTV, Inc. operates as a prominent provider of live and on-demand video delivery solutions, with its headquarters located in Emeryville, California. Founded in 1999 by Paul Scanlan, Phillip Alvelda, and Jeff Annison, MobiTV is a privately held company supported by venture capital. Notably, Charlie Nooney assumed the roles of CEO and Chairman of the company on October 15, 2007.
The Sony Ericsson W350 is a mobile phone that belongs to the Walkman series. It is available in three versions: W350i, W350a and W350c.
The LG enV3 is a mobile phone built by LG Electronics, and released from Verizon Wireless in the United States and Telus Mobility in Canada. It succeeded the LG enV2. Along with a slimmer design, the enV3 also boasts a full keyboard, a 2.6-inch screen and a 3.0-megapixel camera. In addition to standard phone and text messaging capabilities, the enV3 can be used as a portable music player as well as Internet capabilities such as e-mail and web browsing. The phone is Bluetooth enabled.
The Samsung SGH-X427m is a mobile phone in the Samsung X series. Its features include a 500-name phone book, 40 polyphonic ring tones, a calendar, a to-do list, a memo pad, and a WAP 2.0 wireless web browser. This phone is virtually identical to the X427, except for Multimedia Messaging Service support.
Republic Wireless was an American mobile virtual network operator (MVNO). Republic sold low cost mobile phone service on partner networks. Republic started as a unique company that provided customers with VOIP numbers which relied on WiFi first with cell as a backup.
References
- AT&T debuts "mMode" wireless Web - CNET News
- AT&T Wireless opens mobile music store - CNET News
- Cingular to Shut Down mMode LBS Services - PhoneNews.com