He did not announce a witness list or say when the sub-panel will hold the hearing. Congress is on recess until September.
A bipartisan group of lawmakers on the Communications and Technology subcommittee formed a working group in April to examine the federal government's use of the airwaves, known as spectrum. Walden said the lawmakers decided to move forward with a hearing after "a series of highly informative" meetings.
Blocks of spectrum are reserved for a variety of government uses, including military operations and the monitoring of weather patterns.