Change in telecommunications through the time by José Cosme Bautista

500 BCE

Pigeon post

Pigeon post was used of homing pigeons to carry messages.

400 BCE

Hydraulic semaphores

4th century

1 BCE

Prehistoric

Fires, Beacons, Smoke signal, Communicaton drums, Horns

600

mail

The mail or post was a system for physically transporting documents and other small packages.

1500

Maritime flag semaphorea

A maritime flag was a flag designated for use on ships, boats, and other watercraft. Naval flags was considered important at sea and the rules and regulations for the flying of flags are strictly enforced.

1672

Fisrt experimental acoustic telephone

Mechanical acoustic telephone was designed for transmitting speech and music over a distance greater than that of normal direct speech.

1790

Semaphore lines

A semaphore telegraph was invented for a system of conveying information by means of visual signals.

1830

wireless telegraphy

Wireless telegraphy was used for radio communication systems, also called radiotelegraphy, which transmit telegraph signals by radio waves.

1838

Electrical telegraph

An electrical telegraph was a telegraph that uses electrical signals, usually conveyed via dedicated telecommunication lines or radio.

1858

First trans-Atlantic telegraph cable

A transatlantic telegraph cable was an undersea cable running under the Atlantic Ocean used for telegraph communications.

1867

Signal lamps

Flashing lights were the second generation of signalling in the Royal Navy.

1876

Telephone

A telephone, or telephone, is a telecommunications device that allows two or more users to carry out a conversation, it is used to communicate peopleo around the world.

1877

Acoustic phonograph

The phonograph is a device, it was invented in 1877, for the mechanical recording and reproduction of sound.

1880

Telephony via lightbeam photophones

The photophone is a telecommunications device that allows transmission of speech on a beam of light. It was invented jointly by Alexander Graham Bell and his assistant Charles Sumner Tainter on February 19, 1880.

1896

First practical wireless telegraphy systems based on Radio

1914

First North American transcontinental telephone calling

It was made for long-distance calls.

1927

Television

Television (TV) is a telecommunication medium used for transmitting moving images in monochrome (black and white), or in color, and in two or three dimensions and sound.

1927

First commercial radio-telephone service, U.K.–U.S.

1930

First experimental videophones

Videotelephony was made for transmitting audio-video signals by users at differet locations.

1934

First commercial radio-telephone service, U.S.–Japan

1936

World's first public videophone network

Videotelephony was made for transmitting audio-video signals by users at differet locations.

1946

Limited capacity Mobile Telephone Service for automobiles

The Mobile Telephone Service was a pre-cellular VHF radio system that linked to the Public Switched Telephone Network.

1956

Transatlantic telephone cable

A transatlantic telecommunications cable is an underwater communication, It is used for connecting one side of the Atlantic Ocean with the other.

1962

Commercial telecommunications satellite

Telstar is the name of various communications satellites. Telstar is used to transmit telecommunications signals.

1964

Fiber optical telecommunications

Optical fibers are used most often as a means to transmit light between the two ends of the fiber and find wide usage in fiber-optic communications.

1965

First North American public videophone network

Videotelephony was made for transmitting audio-video signals by users at differet locations.

1969

Computer networking

A computer network or data network is a digital telecommunications network that is used to allows nodes to share resources.

1979

INMARSAT ship-to-shore satellite communications

IMSO is an organization that was founded to oversees certain public satellite safety and security communication services provided via the Inmarsat satellites..

1981

First mobile (cellular) phone network

A mobile phone is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area. It was invented to facilite the communicaton between people around world.

1982

SMTP email

Simple Mail Transfer Protocol (SMTP) is an Internet standard for electronic mail (email) transmission. It was invented for sending electronic messages.

1983

Internet

The Internet is the global system of interconnected computer networks that is used to link devices worldwide.

1998

Mobile satellite hand-held phones

A mobile phone is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area. It was invented to facilite the communicaton between people around world.

2003

VoIP Internet Telephony

Voice over Internet Protocol is a methodology and group of technologies that is used to delivery of voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet.