Femtocells, which typically do a better job than signal boosters because they use wired broadband connections rather than a cell tower to connect back to the carrier, may go a long way toward giving subscribers stronger signals, Gold said.

In addition, it's important to keep the scale of the issue in perspective, Gold added. Signal boosters are not selling in the hundreds of millions, he said. "I think this fades away in a while," Gold said.

The IDG News Service