generate questions: ASPEC was the joint proposal of AT&T Bell Laboratories, Thomson Consumer Electronics, Fraunhofer Society and CNET. It provided the highest coding efficiency.
What was the name given to the proposal? {sep_token} What did the joint proposal provide? {sep_token} Other than Thomson Consumer Electronics, Fraunhofer Society and CNET, who else was a part of the joint proposal? {sep_token}