Chernock is a chairman of the Advanced Television Systems Committee Technology Group on ATSC 3.0. In addition, he has published papers and made a number of presentations on the new standard at conferences. He previously oversaw the advancement of DTV standards, including ATSC Mobile and ATSC 2.0. At Triveni Digital, Chernock develops directions for monitoring, content distribution, and metadata management for digital television systems and infrastructures.

In addition to his involvement in IEEE BTS, Chernock is an active member of many committees, particularly in the areas of mobile digital TV, monitoring, metadata, and data broadcast.