Knowledge

Multiple Access Schemes SDMA, TDMA, CDMA, FDMA,

Multiple access refers to multiple users accessing the same medium for their transmission needs. In any cellular system or cellular technology, it is necessary to have a scheme that enables several multiple users to gain access to it and use it simultaneously. As cellular technology has progressed different multiple access schemes have been used. They… Continue reading Multiple Access Schemes SDMA, TDMA, CDMA, FDMA,

Knowledge

General Packet Radio Service (GPRS)

General Packet Radio Service (GPRS) GPRS is a standard developed under the European Telecommunications Standards Institute (ETSI) and adopted globally for GSM digital cellular networks. GPRS utilizes a packet radio principle and can be used for carrying end user’s packet data protocol (such as IP and X.25) information between GPRS terminals and/or external packet data… Continue reading General Packet Radio Service (GPRS)