communications

Personal Communications Service

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However, GSM world phones (some of which are known as tri-band or quad-band phones, because they operate in Personal Communications Service three or four different frequency bands, respectively) offered by North American carriers support both European and domestic frequencies. In Hong communications Kong, PCS is used to refer to GSM-1800. Sprint was the Personal Communications Service first company to set up a PCS network, which was a GSM-1900 network in the Baltimore-Washington metropolitan area in the USA.

Personal Communications Service Telecommunications in Lebanon or PCS is the name for the 1900 MHz radio band used for digital mobile phone services in Canada, Mexico and the United States. Nowadays, Personal Communications Service the PCS frequencies have been adopted for usage in most parts of the Americas. .

The FCC, as well as Industry Canada, set aside the frequency band of 1850-1990 MHz for mobile phone use in 1994, as the original cellular phone band at 800-894 MHz was becoming overcrowded. Dual-band GSM phones Personal Communications Service are capable of working in both the 850 and 1900 MHz bands, although they are incompatible with 900 and 1800 MHz European and Asian systems.

Outside the USA, PCS is used to refer to GSM-1900. Code Division Multiple Access (CDMA), GSM, and D-AMPS systems can be used on PCS frequencies. Personal Communications Service

Eventually however, Sprint converted that network to CDMA technology and sold the GSM infrastructure to Omnipoint, which later became part of T-Mobile USA.