This is our most comprehensive ceiling soundproofing solution. Footfall noise is best dealt with from both the floor and ceiling. With this solution, you will apply a treatment to both the subfloor above (where the problem starts) and to the ceiling below.
Decoupled Ceiling With Clip & Channel
For proper isolation from footfall impact, always install the ceiling drywall on its own independent suspension. The Clip & Channel oscillates and provides vibration isolation similar to your car tire. You can drive through a pothole and only a small portion of the vibration transfers to the car body. Same with the Clip & Channel system. How Soundproofing Clips Work
This method adds Decoupling, Mass, Absorption and Damping, four of the 4 Elements of Soundproofing.