Essay about Mobile Phones : The First Transcontinental Call
From the first mobile phones that only offered an hour phone call time to the latest mobile phones with internet access and various applications, mobile phones have developed over the past decades. Beginning as substantial, thick gadgets Phones were able to transmit and receive voicemails over short distances. They then developed into lighter adaptable appliances allowing communications over long distances.
How and why has the technology emerged or developed over time?
In the year 1876 alexander graham bell was acknowledged for the first phone in the united states. To allow people to communicate with each other over short and long distances, bell established an elemental arrangement of telecommunication. By the year 1990, telephone associations established connection lines through many Cities, which allowed people to connect over large distances. These lines consisted of specific threads to lower static and. These lines contained special coils to reduce static and speed communications. By working with Thomas Watson, alexander graham bell completed the first transcontinental call. Just before 1920, rotary phones emerged and a numbering strategy arrived in the late 1940s to allow quick transmissions between callers. In 1956, telephone cables allowed transcontinental calls for the first time. In the 1960s and 1970s, Mobile phones were able to connect to emergency services such as the ambulance, police, fire brigade and the military. Portable phones were then…