16.17 Generations of Cellular Technologies Service providers pushed to make technologies interoperable the industry consolidated many of the approache
{"Image DocumentName": "16.17 Generations of Cellular Technologies", "Image ImageDescription": "Service providers pushed to make technologies interoperable. the industry consolidated many of the approaches from 2G into a few key standards. IS-136, PDC, IS-95A, and EDGE all influenced the design of UMTS, a technology that uses Wideband CDMA (WCDMA) IS-95B was extended to produce CDMA 2000, as in Figure Several standards evolved for 3G data services. EVDO (Evolution Data Optimized or Evolution Data Only) and EVDV emerged at approximately the same time. They combine CDMA and FDM to increase the overall performance. High-Speed Downlink Packet Access (HSDPA) offers download speeds of 14 Mbps.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}