1g or 1 g refers to the first generation of wireless telephone technology mobile telecommunicationsthese are the analog telecommunication standards that were introduced in 1979 and the early to mid 1980s and continued until being replaced by 2g digital telecommunicationsthe main difference between the two mobile telephone systems 1g and 2g is that the radio signals used by 1g network . History of gsm gsm standard is a european standard which has addressed many problems related to compatibility especially with the development of digital radio technology milestones of gsm 1982 confederation of european post and telegraph cept establishes group special mobile. Understanding wireless communications in public safety a guidebook to technology issues planning and management mobile broadband for emergency and safety applications mesa 102 chapter 11 wireless communications technology discusses voice versus data characteristics of. Lin jc the radiation control for health and safety act and wireless digital communication telecommunications health and safety column ieee antennas propagation magazine vol 41 5 p138 139 october 1999 acm mobile computing and communications review 1999 2007
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