Hi!
Here is the difference

ETE --

ETE is Electronic & Telecommunication Engineering. Electronics and Telecommunication Engineering is one of the largest and most sophisticated branches of engineering. It has major role in improving productivity in industries like oil, energy, agriculture and so many other important sectors of economy.

ECE--

ECE is electronic & Communication Engineering. Electronics and Communication Engineering course deals with the study of design, manufacture, installation and operation of electronic equipment, systems and machinery, telecommunication systems, radio, TVs and computers used in the entertainment media, hospitals, computer industry, defence forces and in various other areas.
Thanks!

Hello Dear,
There are such as no difference in between them.
ETC & ECE are same but difference is name. And communication engineering is a part of both engineering.
Good luck