Before 5G took off in 2019, the 4G LTE standard was how phones transmitted data. Today, some of the best 5G smartphones are readily available, but it doesn't come without its fair share of problems.

called VoLTE (voice-over-LTE). Even so, a particular phone can choose to use a 4G modem, yet still use 3G-style phone connections. Until the 3G network is shutdown, that is. This is the crux of ...

Phone calls over the LTE cellular data network. Voice over LTE (VoLTE) is a voice over IP (VoIP) service that uses the same IP network architecture as LTE data. Although transmitted in IP packets ...

Blocks A, B, and C are designed for two-way cellular phone/data service. Blocks D and E are designed for one-way (broadcast) radio service. When AT&T first launched its 4G LTE network, it only ...

This simple feature phone is Verizon's first to rely on 4G LTE technology for clear voice calls and fast data, instead of legacy CDMA technology. Key features include a 5-megapixel camera with HD ...

Mobile hotspots generally operate by taking an LTE connection, sometimes from your phone, and converting it into a Wi-Fi signal. You can then "connect" your computer or another device to it the ...

Mobile voice over Internet protocol (mVoIP) services like Daum’s “My People” are threatening mobile carriers.