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The development of mobile technology can be traced back as early as the 1940s. Originally, two-way radios or mobile rigs were put in vehicles such as taxicabs, police cruisers and ambulances, but were not actually mobile phones because they were not typic...

Communication is defined as a process of transferring information from one entity to another. Communication processes are sign-mediated interactions between no less than two elements which share a range of signs and semiotic rules. Communication may also ...