AT&T introduces Picturephone Mod II for homes and offices.

Just 71 calls were made in the first six months, and zero calls made in the final year.

All three Picturephone locations flopped and dropped.

First known use of “video conferencing”.

A three-minute call from NYC to Chicago cost $27 ($255 in 2019 dollars).

Connects callers in NYC, Washington, DC, and Chicago.

AT&T’s commercial Picturephone service begins with public “videophone booths”.

Black and white image are sent at 30 frames per second, and viewers have to stay perfectly still to stay in view at the receiving end.

Communicate “via video” with people at Picturephone exhibit in Disneyland in California for 10 minutes at a time.AT&T’s Bell Labs debuts Mod I (Model I) Picturephone at the World’s Fair in New York City and makes first transcontinental videocall between two venues.Transmits still images every two seconds over regular analog public switched telephone network (PSTN) telephone lines.AT&T creates Picture-Phone prototype and makes first-ever video call.(“Video phone” slowly entered general usage after 1950) Prior to 1935, there was no standard term for “video telephone.” Phrases like, “visual radio” and “sight-sound television system” were used instead.

Bell Labs connects with Washington, DC officials and the president of AT&T in NYC via a two-way audio connection and one-way video connection.Concept of transmitting an image alongside audio over wire is born, according to Encyclopedia Britannica.Let’s go back in time to the very beginning when video conferencing was first introduced as a faster, more efficient way to communicate, how it evolved throughout the years, and how a company like Lifesize has continually innovated and redefined the future of workplace communication. From the early Bell Labs patents to the introduction of the word “video” to the English language and all the way up to the first-ever Lifesize 4K video conference call, the history of video conferencing is a fascinating example of technical progress.

The first video conference technology dates back to the audio wires of the 1870s and Bell Lab’s video phone in 1927, which has adapted and evolved into the modern video conference of today.

Microsoft video conferencing