ANT is not a single standard as such. Manufacturers had their own incompatible versions of ANT. ANT+ on the other hand is a standard so that any ANT+ capable d

ANT is not a single standard as such. Manufacturers had their own incompatible versions of ANT. ANT+ on the other hand is a standard so that any ANT+ capable devices will be able to communicate with eachother. I assume there is some intellectual heritage, but the two are distinct.