AT&T launches PTT trials; Verizon's LTE network falters again

Quick news from around the Web.

> Systems software company AirHop Communications is collaborating with broadband wireless access networks company Airspan Networks on an LTE heterogeneous networks platform that integrates LTE radio access network technology, network management systems and self-organizing network software. Article

> AT&T launches trials for enhanced push-to-talk services. Article

> LightSquared to cut costs by slashing jobs. Article

> Verizon restores service after LTE network falters again. Article

> Google to sell heads-up display glasses by year's end. Article

> Future 3G devices will be able to connect to multiple cells at once. Article

And finally... Be careful what you text if you're heading for divorce. Article

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