Technology Base of Mobile Cellular Operators in Germany and China
... 1984 found that 65% of the mobile users drove (or were driven in) a Rolls- Royce, Mercedes, BMW, or Range Rover (Garrard, 1998). Undeniably, the mobile systems established in the United States and European countries since the 1940s had several technical handicaps ... Radio engineers were well aware of these disadvantages and technical improvement followed. ... Manual switching was eliminated as the mobile network in Germany was transformed from A- to B- Netz in 1972.
| Title | : | Technology Base of Mobile Cellular Operators in Germany and China |
| Author | : | Mingtao Shi |
| Publisher | : | Univerlagtuberlin - 2007 |
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