Richard Gaywood

Diagram: The iPhone 4's lost bars

July 2, 2010: 3:14 PM ET

Confused by Apple's official explanation? Let an expert draw you a picture

Mobile networking specialist Richard Gaywood, who spotted the iPhone 4's lopsided signal-mapping formula even before Apple (AAPL) owned up to it Friday, has used data from Anandtech's similar analysis to diagram the problem. Here's his explanation -- and his diagram:

"The mapping of signal strength to reported 'bars' on the iPhone's display is oddly out of whack, which causes two problems. For users already in a marginal signal strength area, it makes the drop in reception when they hold the phone look disproportionately — and alarmingly — worse (as the phone can drop from five bars to none). For users in a strong signal area, it masks the issue completely (as the phone's reception is still inside the five bar range). These are the two positions we've seen rage in discussion forums across the Internet over the last eight days ("it sucks!" / "no, it's fine, you suck!", etc etc). Basically, it looks like this:"


Current Issue
  • Give the gift of Fortune
  • Get the Fortune app
  • Subscribe
Powered by VIP.