Ransom Canyon is a town in Lubbock County of West Texas, United States. The population was 1,011 at the 2000 census. It is part of the Lubbock Metropolitan Statistical Area. Ransom Canyon has some unusually designed homes, including the Lawson Rock House and the Steel House, both designed by Robert R. Bruno (1945-2008).
GSM (Global System for Mobile Communications, originally Groupe Special SpÃ©cial), mobile is a standard developed by The European Telecommunications Standards (INSTITUTE) etsi to describe the protocols for-second (GENERATION) 2g digital cellular networks used by mobile, phones first deployed In finland In july. 1991
In 2001 the first UMTS (W-CDMA) network was launched, a 3G technology that is not part of GSM. Worldwide GSM subscribers exceeded 500 million. In 2002 the first Multimedia Messaging Service (MMS) were introduced and the first GSM network in the 800 MHz frequency band became operational.ost 3G networks in Europe operate in the 2100 MHz frequency band. For more information on worldwide GSM frequency usage, see GSM frequency bands. Regardless of the frequency selected by an operator, it is divided into timeslots for individual phones.