Re:Where are our video phones?
by mywittyname on Wednesday July 13, 2022 @02:06PM
(#32086511)
> The phone company started working on video calling when it sent a speech by Herbert Hoover — then the Secretary of Commerce — from Washington to New York in 1927. The video was only one way and with a limited frame rate.
This not a phone call. This is cable television.
> The reality is, we don’t have true picture phones. We have computers with sufficient bandwidth to carry live video and audio. Your FaceTime call is going over the data network.
So, the former is a video phone, despite being one way, but the latter is not a video phone because it was sent over a "data network."
POTS is a "data network". Hence the ability to transmit faxes, or use TCP/IP with it.
This not a phone call. This is cable television.
> The reality is, we don’t have true picture phones. We have computers with sufficient bandwidth to carry live video and audio. Your FaceTime call is going over the data network.
So, the former is a video phone, despite being one way, but the latter is not a video phone because it was sent over a "data network."
POTS is a "data network". Hence the ability to transmit faxes, or use TCP/IP with it.