Source : Free On-Line Dictionary of Computing

Global System for Mobile Communications
     
         (GSM, originally "Groupe de travail Speciale
        pour les services Mobiles") A {standard} for digital
        {cellular} communications (in the process of being) adopted by
        over 60 countries.  The GSM standard is currently used in the
        900 MHz and 1800 MHz bands.
     
        In the USA trial systems akin to the related Digital Cellular
        System (DCS) 18000 have been set up in several metropolitan
        areas.
     
        {HSCSD} is a proposed standard for {circuit switched} data
        communications over GSM.
     
        {(http://www.gsmworld.com/)}.
     
        [IEEE spectrum August 1999, pp. 26].
     
        [Details?  Current status?  Whose standard?]
     
        (1999-11-25)