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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]
Whitepages was founded in 1997 as a hobby for then- Stanford student Alex Algard. It was incorporated in 2000 and received $45 million in funding in 2005. Investors were later bought-out by Algard in 2013. From 2008 to 2013, Whitepages released several mobile apps, a re-design in 2009, the ability for consumers to control their contact ...
Telephone directory. A telephone directory, commonly called a telephone book, telephone address book, phonebook, or the white and yellow pages, is a listing of telephone subscribers in a geographical area or subscribers to services provided by the organization that publishes the directory. Its purpose is to allow the telephone number of a ...
Mobile phone. A mobile phone (or cellphone [a]) is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area, as opposed to a fixed-location phone ( landline phone ). The radio frequency link establishes a connection to the switching systems of a mobile phone ...
The term Yellow Pages is not a registered name within the United States and is freely used by many companies. Telephone directories using the Internet domain name "yellowpages.cc" (where cc is the ccTLD) exist in 75 countries. They are edited by many different phone companies and directory publishers, mostly independently.
History of mobile phones. A man talks on his mobile phone while standing near a conventional telephone box, which stands empty. Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid-1980s that they became widely available. By 2011, it was estimated in Britain that more calls were made using mobile ...
Pre-existing pager numbers were already scattered under various codes in the 02xx to 09xx range and had 9 digits. Several services used non-standard 01 numbers. These would all eventually be moved to 076 codes and to 10 digits in the Big Number Change in 2000. From 1998 onwards, new pager numbers began to be issued in parts of the 076 range.
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.