History of communication development презентация

The bonfires

The horse was the first most actively and effectively exploited means of facilitating the faster establishment of mass communications.

The invention of the wheel and its application in the design of the cart made it possible to improve the communication process.

To increase the distance of communication was used a messenger or a courier.

The invention of the postal communication.

The telegraph, invented in the 19th century

With the invention of radio, the speed of information transmission reached the speed of light, and most importantly, information became available.

Telephone sets increased the availability of communications by 5 times.

Television has made a new breakthrough in increasing the speed of information transmission and the bandwidth of the communication channel by 550 thousand times compared to the telegraph

Computers were created as a means of processing and analyzing information.

The introduction of the Internet opens a new era in the development of communication

The history of communication development has overcome three communication revolutions
the invention of writing
introduction of electronic mass media
printing press manufacturing