We're Not Crazy: Nearly 25% of US Cellphone Calls Below Standard Quality [Cellphones]
...calls from 16 carriers in 12 countries, Ditech Networks' voice-quality team determined that nearly 40% of all calls failed to meet set industry standards, and even in developed markets like the US and Western Europe, the proportion was close to a quarter. "Objectionable" faults included ambient noise, acoustic echo, and voice-level mismatch,...
