Communication technology is anything that relates to the use of tools to process and transfer data from one device to another device. so that becomes an information that can be exchanged between individuals from one another.
The hsitory of communication tchnology in prehistoric times
- Images found on cave walls, in addition to the cave was also found on stones, leaves, ivory, and animal skins.
- Ability to communicate using sign language or hand gestures of other body parts.
- Tools that produce sounds, trumpet, drums and so forth.
The history of communication technology at the time of history
- Writing was first used by the sumerians in the form of pictograph in the year 3000 BC, the text has a different shape and meaning to become a word language and sentence.
- In the 2900 BC use hieroglyph writing by the ancient egyptians.
While the history of modern times is
- Discovery telephone by alexander graham bell in 1875 which later developed into psovision of communication network for the entire mainland United States.
- After finding the phone then discovery of wireless voice through the radio am network and thrive.
- After the invention of the telephone and radio then appear the audio-visual media is television
Cold war that occured beetwen blocks west to the eastern bloc, the competition in the world of technology, all completed with each other to miniaturisation existing devices and the microprosesor was born. and a microprocessor that is the brain computer technology until now, and still growing.
source: (my leicture notes)
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