Sprint Updating iPhones with WiFi Calling
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Poor indoorcoverage
When you have to bake in wifi calling into your handsets, you know your spectrum sucks for indoor penetration. For the longest time Sprint employees would bad mouth tmobile for their wifi calling.
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Spectrum isn't the issue with indoor coverage -- it's frequency. 1900 mhz typically does not penetrate buildings as well as the 850 mhz cellular band. However, the problem with cellular frequencies is the lack of voice clarity.
WiFi solves both problems. Carriers aren't forced to degrade their networks to lower frequencies that actually have less spectrum.
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I'm gonna cell you a cell phone service that worker best with wifi. Sounds reasonable.
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Well considering that my work-provided Verizon Wireless line cannot even work near or inside of my house in Downtown Phoenix speaks volumes about the "value" of 700/850MHz holdings (Verizon has all of the 850MHz, and a 10x10 chunk of LTE on 700MHz plus AWS here)
Sprint, AT&T, and T-Mobile (all PCS providers) can work inside my house just fine.
It's all about where you are and what works best for you. Verizon i'll usually get about 1-bar of 1x - Just enough to use SMS but no phone calls work as they pretty much immediately drop
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