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Pager. A pager, also known as a beeper or bleeper, [1] is a wireless telecommunications device that receives and displays alphanumeric or voice messages. One-way pagers can only receive messages, while response pagers and two-way pagers can also acknowledge, reply to, and originate messages using an internal transmitter. [2]
PageNet. PageNet , also known as Paging Network, Inc., was founded in 1981 by entrepreneur George Perrin and ceased in 1999. The company grew to become the largest wireless messaging company in the world, with more than 10 million pagers in service, and $1 billion in revenues, before the paging industry's rapid decline in the late 1990s.
integrated phone 7220: 900/1800 MHz GSM/GPRS: integrated phone 7230: 900/1800/1900 MHz GSM/GPRS: integrated phone 7250: 800/1900 MHz CDMA2000 1x (EVDO-capable w/firmware update) integrated phone, Bluetooth 7270: corporate WLAN 802.11b networks for data and VOIP: 7280: 850/1800/1900 MHz GSM/GPRS: integrated phone 7290: 850/900/1800/1900 MHz GSM/GPRS
www .blackberry .com. BlackBerry Limited (formerly Research In Motion) is a Canadian software company specializing in cybersecurity. Founded in 1984, it developed the BlackBerry brand of interactive pagers, smartphones, and tablets. The company transitioned to providing software and services and holds critical software application patents.
Whitepages is a provider of online directory services, fraud screening, background checks and identity verification for consumers and businesses. It has the largest database available of contact information on US residents. [3] Whitepages was founded in 1997 as a hobby for then- Stanford student Alex Algard.
Nikola Tesla laid the theoretical foundation for wireless communication in 1890. Guglielmo Marconi, known as the father of radio, first transmitted wireless signals two miles away in 1894. Mobile technology gave human society great change. The use of mobile technology in government departments can also be traced back to World War I.
Anning, depicted with her dog. Mary Anning (21 May 1799 – 9 March 1847) was an English fossil collector and palaeontologist. She made discoveries of Jurassic marine fossil beds in the cliffs along the English Channel at Lyme Regis, which changed the scientific thinking about prehistoric life and the history of the Earth.
The Palm TX. A personal digital assistant ( PDA) is a multi-purpose mobile device which functions as a personal information manager. PDAs have been mostly displaced by the widespread adoption of highly capable smartphones, in particular those based on iOS and Android, and thus saw a rapid decline in use after 2007.
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