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USB broadband modems. A mobile broadband modem, also known as wireless modem or cellular modem, is a type of modem that allows a personal computer or a router to receive wireless Internet access via a mobile broadband connection instead of using telephone or cable television lines.
Some mobile phone service providers offer mobile Internet service to other devices via a data connection from the mobile phone. Also known as tethering, one can interface to their phone either wirelessly using Bluetooth or Wi-Fi or wired via cable allowing access to the Internet anywhere there is a cell network signal.
Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.
Gigabit wireless is the name given to wireless communication systems whose data transfer speeds reach or exceed one gigabit (one billion bits) per second. Such speeds are achieved with complex modulations of the signal, such as quadrature amplitude modulation (QAM) or signals spanning many frequencies.
The user submits a code corresponding to the service available. USSD can be used to provide independent calling services such as a callback service (to reduce phone charges while roaming), enhance mobile marketing capabilities or interactive data services. USSD is commonly used by prepaid GSM cellular phones to query the available balance.
The Linksys WRT54G and variants WRT54GS, WRT54GL, and WRTSL54GS are Wi-Fi capable residential gateways from Linksys. The device is capable of sharing Internet connections among several computers via 802.3 Ethernet and 802.11b/g wireless data links.
7-Eleven SpeakOut Wireless is a Canadian mobile virtual network operator brand for prepaid wireless service. The brand was launched in April 2003 by the 7-Eleven convenience store chain in the United States , and expanded to Canada in November 2005. 7-Eleven SpeakOut ceased operating in the United States in 2010.