Inphografic

NEW TRENDS IN DIGITAL COMMUNICATION.

The first forms of communication

-> Signs, gestures and sounds. -> The writing: emerged from the first records of drawings in caves, dating from 15,000 BC, in Africa. -> Other writing records have been found in other parts of the world, such as hieroglyphics, in Egypt.

Individual means of communication

-> Interpersonal contact and the dissemination of information between one person and another or between restricted groups. -> Examples: letter, telephone and internet.

Mass or mass media

-> Communication to a large number of people; transmit mass information. -> Examples: television, radio, internet (information vehicles).

The concept of means of communication

-> Vehicles that transmit information between sender and receiver.-> Instruments used to spread messages and ideas among people.

World War

-> With the end of the war, the number of radio receivers in Europe and the United States increased. -> Brazil: the first official broadcast took place in 1922. In 1923, the first Brazilian radio station, Rádio Sociedade do Rio de Janeiro, was founded.

Education

-> One of the main impacts of technology was the broad access to knowledge through the internet. -> With the help of multimedia resources, tablets and smartphones, classes became more dynamic. -> Along these lines, e-learning has expanded access to education. -> Recorded classes and platforms accessible by mobile devices have broken geographical and temporal barriers.

Health

-> The development of vaccines, drugs, prostheses, transplants, examination devices and tools for surgical procedures is just one example. -> Disorders such as depression and anxiety have become symbols resulting from the stressful and lonely pace of life that has taken shape in large cities.

In the business world

-> The evolution of the media has affected the strategies of the companies. Before, the focus was on massive communication. Today, this approach is much more personalized.-> In addition, the advances have allowed companies to expand their business coverage, diversifying products, services and the way to offer them to the potential public.

Electromagnetic waves

-> Electromagnetic waves carry energy through space without carrying matter. -> Is formed by electric and magnetic fields perpendicular to each other, in addition, it does not need a material medium to propagate. -> In a vacuum, electromagnetic waves propagate at the speed of light, about 3.0108 m/s.